Merge pull request #1819 from owncloud/refactor-extensions

accounts/pkg/command/server.go

@@ -3,25 +3,18 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
 
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/accounts/pkg/config"
 	"github.com/owncloud/ocis/accounts/pkg/flagset"
 	"github.com/owncloud/ocis/accounts/pkg/metrics"
 	"github.com/owncloud/ocis/accounts/pkg/server/grpc"
 	"github.com/owncloud/ocis/accounts/pkg/server/http"
 	svc "github.com/owncloud/ocis/accounts/pkg/service/v0"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
+	"github.com/owncloud/ocis/accounts/pkg/tracing"
 )
 
 // Server is the entry point for the server command.
@@ -47,87 +40,13 @@ func Server(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-						return err
-					}
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-						return err
-					}
-					trace.RegisterExporter(exporter)
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-						return err
-					}
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-					trace.RegisterExporter(exporter)
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			err := tracing.Configure(cfg, logger)
+			if err != nil {
+				return err
 			}
-			var (
-				gr          = run.Group{}
-				ctx, cancel = func() (context.Context, context.CancelFunc) {
-					if cfg.Context == nil {
-						return context.WithCancel(context.Background())
-					}
-					return context.WithCancel(cfg.Context)
-				}()
-				mtrcs = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := defineContext(cfg)
+			mtrcs := metrics.New()
 
 			defer cancel()
 
@@ -139,37 +58,33 @@ func Server(cfg *config.Config) *cli.Command {
 				return err
 			}
 
-			{
-				server := http.Server(
-					http.Logger(logger),
-					http.Name(cfg.Server.Name),
-					http.Context(ctx),
-					http.Config(cfg),
-					http.Metrics(mtrcs),
-					http.Handler(handler),
-				)
+			httpServer := http.Server(
+				http.Config(cfg),
+				http.Logger(logger),
+				http.Name(cfg.Server.Name),
+				http.Context(ctx),
+				http.Metrics(mtrcs),
+				http.Handler(handler),
+			)
 
-				gr.Add(server.Run, func(_ error) {
-					logger.Info().Str("server", "http").Msg("Shutting down server")
-					cancel()
-				})
-			}
+			gr.Add(httpServer.Run, func(_ error) {
+				logger.Info().Str("server", "http").Msg("shutting down server")
+				cancel()
+			})
 
-			{
-				server := grpc.Server(
-					grpc.Logger(logger),
-					grpc.Name(cfg.Server.Name),
-					grpc.Context(ctx),
-					grpc.Config(cfg),
-					grpc.Metrics(mtrcs),
-					grpc.Handler(handler),
-				)
+			grpcServer := grpc.Server(
+				grpc.Config(cfg),
+				grpc.Logger(logger),
+				grpc.Name(cfg.Server.Name),
+				grpc.Context(ctx),
+				grpc.Metrics(mtrcs),
+				grpc.Handler(handler),
+			)
 
-				gr.Add(server.Run, func(_ error) {
-					logger.Info().Str("server", "grpc").Msg("Shutting down server")
-					cancel()
-				})
-			}
+			gr.Add(grpcServer.Run, func(_ error) {
+				logger.Info().Str("server", "grpc").Msg("shutting down server")
+				cancel()
+			})
 
 			if !cfg.Supervised {
 				sync.Trap(&gr, cancel)
@@ -179,3 +94,14 @@ func Server(cfg *config.Config) *cli.Command {
 		},
 	}
 }
+
+// defineContext sets the context for the extension. If there is a context configured it will create a new child from it,
+// if not, it will create a root context that can be cancelled.
+func defineContext(cfg *config.Config) (context.Context, context.CancelFunc) {
+	return func() (context.Context, context.CancelFunc) {
+		if cfg.Context == nil {
+			return context.WithCancel(context.Background())
+		}
+		return context.WithCancel(cfg.Context)
+	}()
+}

accounts/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/accounts/pkg/config"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

changelog/unreleased/tracing-refactor.md

@@ -0,0 +1,5 @@
+Enhancement: Tracing Refactor
+
+Centralize tracing handling per extension.
+
+https://github.com/owncloud/ocis/pull/1819

glauth/pkg/command/server.go

@@ -3,32 +3,20 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
-	"github.com/owncloud/ocis/ocis-pkg/service/grpc"
-
-	"github.com/owncloud/ocis/glauth/pkg/metrics"
-
-	"github.com/owncloud/ocis/glauth/pkg/crypto"
-
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	glauthcfg "github.com/glauth/glauth/pkg/config"
-
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	accounts "github.com/owncloud/ocis/accounts/pkg/proto/v0"
 	"github.com/owncloud/ocis/glauth/pkg/config"
+	"github.com/owncloud/ocis/glauth/pkg/crypto"
 	"github.com/owncloud/ocis/glauth/pkg/flagset"
+	"github.com/owncloud/ocis/glauth/pkg/metrics"
 	"github.com/owncloud/ocis/glauth/pkg/server/debug"
 	"github.com/owncloud/ocis/glauth/pkg/server/glauth"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
+	"github.com/owncloud/ocis/glauth/pkg/tracing"
+	"github.com/owncloud/ocis/ocis-pkg/service/grpc"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 )
 
 // Server is the entrypoint for the server command.
@@ -53,102 +41,18 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
-			var (
-				gr          = run.Group{}
-				ctx, cancel = func() (context.Context, context.CancelFunc) {
-					if cfg.Context == nil {
-						return context.WithCancel(context.Background())
-					}
-					return context.WithCancel(cfg.Context)
-				}()
-				metrics = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := func() (context.Context, context.CancelFunc) {
+				if cfg.Context == nil {
+					return context.WithCancel(context.Background())
+				}
+				return context.WithCancel(cfg.Context)
+			}()
+			metrics := metrics.New()
 
 			defer cancel()
 

glauth/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/glauth/pkg/config"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

graph-explorer/pkg/command/server.go

@@ -3,23 +3,16 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
 
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/graph-explorer/pkg/config"
 	"github.com/owncloud/ocis/graph-explorer/pkg/flagset"
 	"github.com/owncloud/ocis/graph-explorer/pkg/metrics"
 	"github.com/owncloud/ocis/graph-explorer/pkg/server/debug"
 	"github.com/owncloud/ocis/graph-explorer/pkg/server/http"
+	"github.com/owncloud/ocis/graph-explorer/pkg/tracing"
 	"github.com/owncloud/ocis/ocis-pkg/sync"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
 )
 
 // Server is the entrypoint for the server command.
@@ -45,89 +38,7 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							ServiceName:       cfg.Tracing.Service,
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
+			tracing.Configure(cfg, logger)
 
 			var (
 				gr          = run.Group{}

graph-explorer/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/graph-explorer/pkg/config"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

graph/pkg/command/server.go

@@ -3,23 +3,16 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
 
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/graph/pkg/config"
 	"github.com/owncloud/ocis/graph/pkg/flagset"
 	"github.com/owncloud/ocis/graph/pkg/metrics"
 	"github.com/owncloud/ocis/graph/pkg/server/debug"
 	"github.com/owncloud/ocis/graph/pkg/server/http"
+	"github.com/owncloud/ocis/graph/pkg/tracing"
 	"github.com/owncloud/ocis/ocis-pkg/sync"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
 )
 
 // Server is the entrypoint for the server command.
@@ -45,100 +38,18 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							ServiceName:       cfg.Tracing.Service,
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
-			var (
-				gr          = run.Group{}
-				ctx, cancel = func() (context.Context, context.CancelFunc) {
-					if cfg.Context == nil {
-						return context.WithCancel(context.Background())
-					}
-					return context.WithCancel(cfg.Context)
-				}()
-				mtrcs = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := func() (context.Context, context.CancelFunc) {
+				if cfg.Context == nil {
+					return context.WithCancel(context.Background())
+				}
+				return context.WithCancel(cfg.Context)
+			}()
+			mtrcs := metrics.New()
 
 			defer cancel()
 

graph/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/graph/pkg/config"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

idp/pkg/command/server.go

@@ -3,24 +3,16 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/idp/pkg/config"
 	"github.com/owncloud/ocis/idp/pkg/flagset"
 	"github.com/owncloud/ocis/idp/pkg/metrics"
 	"github.com/owncloud/ocis/idp/pkg/server/debug"
 	"github.com/owncloud/ocis/idp/pkg/server/http"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
+	"github.com/owncloud/ocis/idp/pkg/tracing"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 )
 
 // Server is the entrypoint for the server command.
@@ -58,95 +50,7 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					logger.Info().
-						Str("collector", cfg.Tracing.Collector).
-						Msg("Trace collector added")
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
+			tracing.Configure(cfg, logger)
 
 			var (
 				gr          = run.Group{}

idp/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/idp/pkg/config"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

ocs/pkg/command/server.go

@@ -3,24 +3,18 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
+
+	"github.com/owncloud/ocis/ocs/pkg/tracing"
 
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/ocs/pkg/config"
 	"github.com/owncloud/ocis/ocs/pkg/flagset"
 	"github.com/owncloud/ocis/ocs/pkg/metrics"
 	"github.com/owncloud/ocis/ocs/pkg/server/debug"
 	"github.com/owncloud/ocis/ocs/pkg/server/http"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
 )
 
 // Server is the entrypoint for the server command.
@@ -44,94 +38,8 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					logger.Info().
-						Str("collector", cfg.Tracing.Collector).
-						Msg("Trace collector added")
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			var (

ocs/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/ocs/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

onlyoffice/pkg/command/server.go

@@ -3,24 +3,18 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
+
+	"github.com/owncloud/ocis/onlyoffice/pkg/tracing"
 
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/onlyoffice/pkg/config"
 	"github.com/owncloud/ocis/onlyoffice/pkg/flagset"
 	"github.com/owncloud/ocis/onlyoffice/pkg/metrics"
 	"github.com/owncloud/ocis/onlyoffice/pkg/server/debug"
 	"github.com/owncloud/ocis/onlyoffice/pkg/server/http"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
 )
 
 // Server is the entrypoint for the server command.
@@ -44,88 +38,8 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							ServiceName:       cfg.Tracing.Service,
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			var (

onlyoffice/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/onlyoffice/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

proxy/pkg/command/server.go

@@ -8,23 +8,15 @@ import (
 	"strings"
 	"time"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
-	"github.com/owncloud/ocis/proxy/pkg/user/backend"
-
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/coreos/go-oidc"
 	"github.com/justinas/alice"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	acc "github.com/owncloud/ocis/accounts/pkg/proto/v0"
 	"github.com/owncloud/ocis/ocis-pkg/conversions"
 	"github.com/owncloud/ocis/ocis-pkg/log"
 	"github.com/owncloud/ocis/ocis-pkg/service/grpc"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 	"github.com/owncloud/ocis/proxy/pkg/config"
 	"github.com/owncloud/ocis/proxy/pkg/cs3"
 	"github.com/owncloud/ocis/proxy/pkg/flagset"
@@ -33,10 +25,10 @@ import (
 	"github.com/owncloud/ocis/proxy/pkg/proxy"
 	"github.com/owncloud/ocis/proxy/pkg/server/debug"
 	proxyHTTP "github.com/owncloud/ocis/proxy/pkg/server/http"
+	"github.com/owncloud/ocis/proxy/pkg/tracing"
+	"github.com/owncloud/ocis/proxy/pkg/user/backend"
 	settings "github.com/owncloud/ocis/settings/pkg/proto/v0"
 	storepb "github.com/owncloud/ocis/store/pkg/proto/v0"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
 	"golang.org/x/oauth2"
 )
 
@@ -66,90 +58,8 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			var (

proxy/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/proxy/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

storage/pkg/command/authbasic.go

@@ -16,6 +16,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -32,134 +33,50 @@ func AuthBasic(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
-
+			tracing.Configure(cfg, logger)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 			defer cancel()
 
-			// precreate folders
+			// pre-create folders
 			if cfg.Reva.AuthProvider.Driver == "json" && cfg.Reva.AuthProvider.JSON != "" {
 				if err := os.MkdirAll(filepath.Dir(cfg.Reva.AuthProvider.JSON), os.FileMode(0700)); err != nil {
 					return err
 				}
 			}
 
-			{
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
 
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			rcfg := authBasicConfigFromStruct(c, cfg)
 
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.AuthBasic.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.AuthBasic.GRPCNetwork,
-						"address": cfg.Reva.AuthBasic.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"authprovider": map[string]interface{}{
-								"auth_manager": cfg.Reva.AuthProvider.Driver,
-								"auth_managers": map[string]interface{}{
-									"json": map[string]interface{}{
-										"users": cfg.Reva.AuthProvider.JSON,
-									},
-									"ldap": map[string]interface{}{
-										"hostname":      cfg.Reva.LDAP.Hostname,
-										"port":          cfg.Reva.LDAP.Port,
-										"base_dn":       cfg.Reva.LDAP.BaseDN,
-										"loginfilter":   cfg.Reva.LDAP.LoginFilter,
-										"bind_username": cfg.Reva.LDAP.BindDN,
-										"bind_password": cfg.Reva.LDAP.BindPassword,
-										"idp":           cfg.Reva.LDAP.IDP,
-										"gatewaysvc":    cfg.Reva.Gateway.Endpoint,
-										"schema": map[string]interface{}{
-											"dn":          "dn",
-											"uid":         cfg.Reva.LDAP.UserSchema.UID,
-											"mail":        cfg.Reva.LDAP.UserSchema.Mail,
-											"displayName": cfg.Reva.LDAP.UserSchema.DisplayName,
-											"cn":          cfg.Reva.LDAP.UserSchema.CN,
-										},
-									},
-								},
-							},
-						},
-					},
-				}
+			gr.Add(func() error {
+				runtime.RunWithOptions(rcfg, pidFile, runtime.WithLogger(&logger.Logger))
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
+				cancel()
+			})
 
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.AuthBasic.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", "debug").Msg("Failed to initialize server")
+				return err
 			}
 
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.AuthBasic.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
-				)
-
-				if err != nil {
-					logger.Info().Err(err).Str("server", "debug").Msg("Failed to initialize server")
-					return err
-				}
-
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
-			}
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
 
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
@@ -170,6 +87,55 @@ func AuthBasic(cfg *config.Config) *cli.Command {
 	}
 }
 
+// authBasicConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func authBasicConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.AuthBasic.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.AuthBasic.GRPCNetwork,
+			"address": cfg.Reva.AuthBasic.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"authprovider": map[string]interface{}{
+					"auth_manager": cfg.Reva.AuthProvider.Driver,
+					"auth_managers": map[string]interface{}{
+						"json": map[string]interface{}{
+							"users": cfg.Reva.AuthProvider.JSON,
+						},
+						"ldap": map[string]interface{}{
+							"hostname":      cfg.Reva.LDAP.Hostname,
+							"port":          cfg.Reva.LDAP.Port,
+							"base_dn":       cfg.Reva.LDAP.BaseDN,
+							"loginfilter":   cfg.Reva.LDAP.LoginFilter,
+							"bind_username": cfg.Reva.LDAP.BindDN,
+							"bind_password": cfg.Reva.LDAP.BindPassword,
+							"idp":           cfg.Reva.LDAP.IDP,
+							"gatewaysvc":    cfg.Reva.Gateway.Endpoint,
+							"schema": map[string]interface{}{
+								"dn":          "dn",
+								"uid":         cfg.Reva.LDAP.UserSchema.UID,
+								"mail":        cfg.Reva.LDAP.UserSchema.Mail,
+								"displayName": cfg.Reva.LDAP.UserSchema.DisplayName,
+								"cn":          cfg.Reva.LDAP.UserSchema.CN,
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // AuthBasicSutureService allows for the storage-authbasic command to be embedded and supervised by a suture supervisor tree.
 type AuthBasicSutureService struct {
 	cfg *config.Config

storage/pkg/command/authbearer.go

@@ -15,6 +15,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -31,116 +32,47 @@ func AuthBearer(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
-
+			tracing.Configure(cfg, logger)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 			defer cancel()
 
-			{
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			rcfg := authBearerConfigFromStruct(c, cfg)
 
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
-
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.AuthBearer.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.AuthBearer.GRPCNetwork,
-						"address": cfg.Reva.AuthBearer.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"authprovider": map[string]interface{}{
-								"auth_manager": "oidc",
-								"auth_managers": map[string]interface{}{
-									"oidc": map[string]interface{}{
-										"issuer":     cfg.Reva.OIDC.Issuer,
-										"insecure":   cfg.Reva.OIDC.Insecure,
-										"id_claim":   cfg.Reva.OIDC.IDClaim,
-										"uid_claim":  cfg.Reva.OIDC.UIDClaim,
-										"gid_claim":  cfg.Reva.OIDC.GIDClaim,
-										"gatewaysvc": cfg.Reva.Gateway.Endpoint,
-									},
-								},
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.AuthBearer.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().Err(err).Str("server", "debug").Msg("Failed to initialize server")
-					return err
-				}
+				cancel()
+			})
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.AuthBearer.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", "debug").Msg("failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -150,6 +82,42 @@ func AuthBearer(cfg *config.Config) *cli.Command {
 	}
 }
 
+// authBearerConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func authBearerConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	return map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.AuthBearer.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.AuthBearer.GRPCNetwork,
+			"address": cfg.Reva.AuthBearer.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"authprovider": map[string]interface{}{
+					"auth_manager": "oidc",
+					"auth_managers": map[string]interface{}{
+						"oidc": map[string]interface{}{
+							"issuer":     cfg.Reva.OIDC.Issuer,
+							"insecure":   cfg.Reva.OIDC.Insecure,
+							"id_claim":   cfg.Reva.OIDC.IDClaim,
+							"uid_claim":  cfg.Reva.OIDC.UIDClaim,
+							"gid_claim":  cfg.Reva.OIDC.GIDClaim,
+							"gatewaysvc": cfg.Reva.Gateway.Endpoint,
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
 // AuthBearerSutureService allows for the storage-gateway command to be embedded and supervised by a suture supervisor tree.
 type AuthBearerSutureService struct {
 	cfg *config.Config

storage/pkg/command/frontend.go

@@ -8,17 +8,17 @@ import (
 	"path"
 	"strings"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
 	"github.com/cs3org/reva/cmd/revad/runtime"
 	"github.com/gofrs/uuid"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
 	ociscfg "github.com/owncloud/ocis/ocis-pkg/config"
 	"github.com/owncloud/ocis/ocis-pkg/conversions"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -36,216 +36,52 @@ func Frontend(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
+			tracing.Configure(cfg, logger)
 
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
+			//metrics     = metrics.New()
 
 			defer cancel()
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
 
-				// pregenerate list of valid localhost ports for the desktop redirect_uri
-				// TODO use custom scheme like "owncloud://localhost/user/callback" tracked in
-				var desktopRedirectURIs [65535 - 1024]string
-				for port := 0; port < len(desktopRedirectURIs); port++ {
-					desktopRedirectURIs[port] = fmt.Sprintf("http://localhost:%d", (port + 1024))
-				}
-
-				filesCfg := map[string]interface{}{
-					"private_links":     false,
-					"bigfilechunking":   false,
-					"blacklisted_files": []string{},
-					"undelete":          true,
-					"versioning":        true,
-				}
-
-				if cfg.Reva.DefaultUploadProtocol == "tus" {
-					filesCfg["tus_support"] = map[string]interface{}{
-						"version":              "1.0.0",
-						"resumable":            "1.0.0",
-						"extension":            "creation,creation-with-upload",
-						"http_method_override": cfg.Reva.UploadHTTPMethodOverride,
-						"max_chunk_size":       int(cfg.Reva.UploadMaxChunkSize),
-					}
-				}
-
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.Users.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-						"gatewaysvc": cfg.Reva.Gateway.Endpoint, // Todo or address?
-					},
-					"http": map[string]interface{}{
-						"network": cfg.Reva.Frontend.HTTPNetwork,
-						"address": cfg.Reva.Frontend.HTTPAddr,
-						"middlewares": map[string]interface{}{
-							"cors": map[string]interface{}{
-								"allow_credentials": true,
-							},
-							"auth": map[string]interface{}{
-								"credentials_by_user_agent": cfg.Reva.Frontend.Middleware.Auth.CredentialsByUserAgent,
-							},
-						},
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"datagateway": map[string]interface{}{
-								"prefix":                 cfg.Reva.Frontend.DatagatewayPrefix,
-								"transfer_shared_secret": cfg.Reva.TransferSecret,
-								"timeout":                86400,
-								"insecure":               true,
-							},
-							"ocdav": map[string]interface{}{
-								"prefix":           cfg.Reva.Frontend.OCDavPrefix,
-								"files_namespace":  cfg.Reva.OCDav.DavFilesNamespace,
-								"webdav_namespace": cfg.Reva.OCDav.WebdavNamespace,
-								"timeout":          86400,
-								"insecure":         true,
-							},
-							"ocs": map[string]interface{}{
-								"share_prefix": cfg.Reva.Frontend.OCSSharePrefix,
-								"prefix":       cfg.Reva.Frontend.OCSPrefix,
-								"config": map[string]interface{}{
-									"version": "1.8",
-									"website": "reva",
-									"host":    cfg.Reva.Frontend.PublicURL,
-									"contact": "admin@localhost",
-									"ssl":     "false",
-								},
-								"default_upload_protocol": cfg.Reva.DefaultUploadProtocol,
-								"capabilities": map[string]interface{}{
-									"capabilities": map[string]interface{}{
-										"core": map[string]interface{}{
-											"poll_interval": 60,
-											"webdav_root":   "remote.php/webdav",
-											"status": map[string]interface{}{
-												"installed":      true,
-												"maintenance":    false,
-												"needsDbUpgrade": false,
-												"version":        "10.0.11.5",
-												"versionstring":  "10.0.11",
-												"edition":        "community",
-												"productname":    "reva",
-												"hostname":       "",
-											},
-											"support_url_signing": true,
-										},
-										"checksums": map[string]interface{}{
-											"supported_types":       cfg.Reva.ChecksumSupportedTypes,
-											"preferred_upload_type": cfg.Reva.ChecksumPreferredUploadType,
-										},
-										"files": filesCfg,
-										"dav":   map[string]interface{}{},
-										"files_sharing": map[string]interface{}{
-											"api_enabled":                       true,
-											"resharing":                         true,
-											"group_sharing":                     true,
-											"auto_accept_share":                 true,
-											"share_with_group_members_only":     true,
-											"share_with_membership_groups_only": true,
-											"default_permissions":               22,
-											"search_min_length":                 3,
-											"public": map[string]interface{}{
-												"enabled":              true,
-												"send_mail":            true,
-												"social_share":         true,
-												"upload":               true,
-												"multiple":             true,
-												"supports_upload_only": true,
-												"password": map[string]interface{}{
-													"enforced": true,
-													"enforced_for": map[string]interface{}{
-														"read_only":   true,
-														"read_write":  true,
-														"upload_only": true,
-													},
-												},
-												"expire_date": map[string]interface{}{
-													"enabled": false,
-												},
-											},
-											"user": map[string]interface{}{
-												"send_mail": true,
-											},
-											"user_enumeration": map[string]interface{}{
-												"enabled":            true,
-												"group_members_only": true,
-											},
-											"federation": map[string]interface{}{
-												"outgoing": true,
-												"incoming": true,
-											},
-										},
-										"notifications": map[string]interface{}{
-											"endpoints": []string{"disable"},
-										},
-									},
-									"version": map[string]interface{}{
-										"edition": "reva",
-										"major":   10,
-										"minor":   0,
-										"micro":   11,
-										"string":  "10.0.11",
-									},
-								},
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
+			// pregenerate list of valid localhost ports for the desktop redirect_uri
+			// TODO use custom scheme like "owncloud://localhost/user/callback" tracked in
+			var desktopRedirectURIs [65535 - 1024]string
+			for port := 0; port < len(desktopRedirectURIs); port++ {
+				desktopRedirectURIs[port] = fmt.Sprintf("http://localhost:%d", (port + 1024))
 			}
 
+			filesCfg := map[string]interface{}{
+				"private_links":     false,
+				"bigfilechunking":   false,
+				"blacklisted_files": []string{},
+				"undelete":          true,
+				"versioning":        true,
+			}
+
+			if cfg.Reva.DefaultUploadProtocol == "tus" {
+				filesCfg["tus_support"] = map[string]interface{}{
+					"version":              "1.0.0",
+					"resumable":            "1.0.0",
+					"extension":            "creation,creation-with-upload",
+					"http_method_override": cfg.Reva.UploadHTTPMethodOverride,
+					"max_chunk_size":       cfg.Reva.UploadMaxChunkSize,
+				}
+			}
+
+			revaCfg := frontendConfigFromStruct(c, cfg, filesCfg)
+
+			gr.Add(func() error {
+				runtime.RunWithOptions(revaCfg, pidFile, runtime.WithLogger(&logger.Logger))
+				return nil
+			}, func(_ error) {
+				logger.Info().Str("server", c.Command.Name).Msg("Shutting down server")
+				cancel()
+			})
+
 			{
 				server, err := debug.Server(
 					debug.Name(c.Command.Name+"-debug"),
@@ -278,6 +114,138 @@ func Frontend(cfg *config.Config) *cli.Command {
 	}
 }
 
+// frontendConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func frontendConfigFromStruct(c *cli.Context, cfg *config.Config, filesCfg map[string]interface{}) map[string]interface{} {
+	return map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.Users.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+			"gatewaysvc": cfg.Reva.Gateway.Endpoint, // Todo or address?
+		},
+		"http": map[string]interface{}{
+			"network": cfg.Reva.Frontend.HTTPNetwork,
+			"address": cfg.Reva.Frontend.HTTPAddr,
+			"middlewares": map[string]interface{}{
+				"cors": map[string]interface{}{
+					"allow_credentials": true,
+				},
+				"auth": map[string]interface{}{
+					"credentials_by_user_agent": cfg.Reva.Frontend.Middleware.Auth.CredentialsByUserAgent,
+				},
+			},
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"datagateway": map[string]interface{}{
+					"prefix":                 cfg.Reva.Frontend.DatagatewayPrefix,
+					"transfer_shared_secret": cfg.Reva.TransferSecret,
+					"timeout":                86400,
+					"insecure":               true,
+				},
+				"ocdav": map[string]interface{}{
+					"prefix":           cfg.Reva.Frontend.OCDavPrefix,
+					"files_namespace":  cfg.Reva.OCDav.DavFilesNamespace,
+					"webdav_namespace": cfg.Reva.OCDav.WebdavNamespace,
+					"timeout":          86400,
+					"insecure":         true,
+				},
+				"ocs": map[string]interface{}{
+					"share_prefix": cfg.Reva.Frontend.OCSSharePrefix,
+					"prefix":       cfg.Reva.Frontend.OCSPrefix,
+					"config": map[string]interface{}{
+						"version": "1.8",
+						"website": "reva",
+						"host":    cfg.Reva.Frontend.PublicURL,
+						"contact": "admin@localhost",
+						"ssl":     "false",
+					},
+					"default_upload_protocol": cfg.Reva.DefaultUploadProtocol,
+					"capabilities": map[string]interface{}{
+						"capabilities": map[string]interface{}{
+							"core": map[string]interface{}{
+								"poll_interval": 60,
+								"webdav_root":   "remote.php/webdav",
+								"status": map[string]interface{}{
+									"installed":      true,
+									"maintenance":    false,
+									"needsDbUpgrade": false,
+									"version":        "10.0.11.5",
+									"versionstring":  "10.0.11",
+									"edition":        "community",
+									"productname":    "reva",
+									"hostname":       "",
+								},
+								"support_url_signing": true,
+							},
+							"checksums": map[string]interface{}{
+								"supported_types":       cfg.Reva.ChecksumSupportedTypes,
+								"preferred_upload_type": cfg.Reva.ChecksumPreferredUploadType,
+							},
+							"files": filesCfg,
+							"dav":   map[string]interface{}{},
+							"files_sharing": map[string]interface{}{
+								"api_enabled":                       true,
+								"resharing":                         true,
+								"group_sharing":                     true,
+								"auto_accept_share":                 true,
+								"share_with_group_members_only":     true,
+								"share_with_membership_groups_only": true,
+								"default_permissions":               22,
+								"search_min_length":                 3,
+								"public": map[string]interface{}{
+									"enabled":              true,
+									"send_mail":            true,
+									"social_share":         true,
+									"upload":               true,
+									"multiple":             true,
+									"supports_upload_only": true,
+									"password": map[string]interface{}{
+										"enforced": true,
+										"enforced_for": map[string]interface{}{
+											"read_only":   true,
+											"read_write":  true,
+											"upload_only": true,
+										},
+									},
+									"expire_date": map[string]interface{}{
+										"enabled": false,
+									},
+								},
+								"user": map[string]interface{}{
+									"send_mail": true,
+								},
+								"user_enumeration": map[string]interface{}{
+									"enabled":            true,
+									"group_members_only": true,
+								},
+								"federation": map[string]interface{}{
+									"outgoing": true,
+									"incoming": true,
+								},
+							},
+							"notifications": map[string]interface{}{
+								"endpoints": []string{"disable"},
+							},
+						},
+						"version": map[string]interface{}{
+							"edition": "reva",
+							"major":   10,
+							"minor":   0,
+							"micro":   11,
+							"string":  "10.0.11",
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
 // loadUserAgent reads the user-agent-whitelist-lock-in, since it is a string flag, and attempts to construct a map of
 // "user-agent":"challenge" locks in for Reva.
 // Modifies cfg. Spaces don't need to be trimmed as urfavecli takes care of it. User agents with spaces are valid. i.e:

storage/pkg/command/gateway.go

@@ -7,6 +7,8 @@ import (
 	"path"
 	"strings"
 
+	"github.com/owncloud/ocis/storage/pkg/tracing"
+
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
 	"github.com/cs3org/reva/cmd/revad/runtime"
@@ -39,162 +41,58 @@ func Gateway(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
-
+			tracing.Configure(cfg, logger)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			rcfg := gatewayConfigFromStruct(c, cfg)
 			defer cancel()
 
-			{
-
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
-
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.Users.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-						"gatewaysvc": cfg.Reva.Gateway.Endpoint,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.Gateway.GRPCNetwork,
-						"address": cfg.Reva.Gateway.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"gateway": map[string]interface{}{
-								// registries is located on the gateway
-								"authregistrysvc":    cfg.Reva.Gateway.Endpoint,
-								"storageregistrysvc": cfg.Reva.Gateway.Endpoint,
-								"appregistrysvc":     cfg.Reva.Gateway.Endpoint,
-								// user metadata is located on the users services
-								"preferencessvc":   cfg.Reva.Users.Endpoint,
-								"userprovidersvc":  cfg.Reva.Users.Endpoint,
-								"groupprovidersvc": cfg.Reva.Groups.Endpoint,
-								// sharing is located on the sharing service
-								"usershareprovidersvc":          cfg.Reva.Sharing.Endpoint,
-								"publicshareprovidersvc":        cfg.Reva.Sharing.Endpoint,
-								"ocmshareprovidersvc":           cfg.Reva.Sharing.Endpoint,
-								"commit_share_to_storage_grant": cfg.Reva.Gateway.CommitShareToStorageGrant,
-								"commit_share_to_storage_ref":   cfg.Reva.Gateway.CommitShareToStorageRef,
-								"share_folder":                  cfg.Reva.Gateway.ShareFolder, // ShareFolder is the location where to create shares in the recipient's storage provider.
-								// other
-								"disable_home_creation_on_login": cfg.Reva.Gateway.DisableHomeCreationOnLogin,
-								"datagateway":                    cfg.Reva.DataGateway.PublicURL,
-								"transfer_shared_secret":         cfg.Reva.TransferSecret,
-								"transfer_expires":               cfg.Reva.TransferExpires,
-								"home_mapping":                   cfg.Reva.Gateway.HomeMapping,
-								"etag_cache_ttl":                 cfg.Reva.Gateway.EtagCacheTTL,
-							},
-							"authregistry": map[string]interface{}{
-								"driver": "static",
-								"drivers": map[string]interface{}{
-									"static": map[string]interface{}{
-										"rules": map[string]interface{}{
-											"basic":        cfg.Reva.AuthBasic.Endpoint,
-											"bearer":       cfg.Reva.AuthBearer.Endpoint,
-											"publicshares": cfg.Reva.StoragePublicLink.Endpoint,
-										},
-									},
-								},
-							},
-							"storageregistry": map[string]interface{}{
-								"driver": cfg.Reva.StorageRegistry.Driver,
-								"drivers": map[string]interface{}{
-									"static": map[string]interface{}{
-										"home_provider": cfg.Reva.StorageRegistry.HomeProvider,
-										"rules":         rules(cfg),
-									},
-								},
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					err := external.RegisterGRPCEndpoint(
-						ctx,
-						"com.owncloud.storage",
-						uuid.String(),
-						cfg.Reva.Gateway.GRPCAddr,
-						logger,
-					)
-
-					if err != nil {
-						return err
-					}
-
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.Gateway.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				err := external.RegisterGRPCEndpoint(
+					ctx,
+					"com.owncloud.storage",
+					uuid.String(),
+					cfg.Reva.Gateway.GRPCAddr,
+					logger,
 				)
 
 				if err != nil {
-					logger.Info().Err(err).Str("server", "debug").Msg("Failed to initialize server")
 					return err
 				}
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
+				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
+
+				cancel()
+			})
+
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.Gateway.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", "debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -204,6 +102,76 @@ func Gateway(cfg *config.Config) *cli.Command {
 	}
 }
 
+// gatewayConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func gatewayConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.Users.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+			"gatewaysvc": cfg.Reva.Gateway.Endpoint,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.Gateway.GRPCNetwork,
+			"address": cfg.Reva.Gateway.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"gateway": map[string]interface{}{
+					// registries is located on the gateway
+					"authregistrysvc":    cfg.Reva.Gateway.Endpoint,
+					"storageregistrysvc": cfg.Reva.Gateway.Endpoint,
+					"appregistrysvc":     cfg.Reva.Gateway.Endpoint,
+					// user metadata is located on the users services
+					"preferencessvc":   cfg.Reva.Users.Endpoint,
+					"userprovidersvc":  cfg.Reva.Users.Endpoint,
+					"groupprovidersvc": cfg.Reva.Groups.Endpoint,
+					// sharing is located on the sharing service
+					"usershareprovidersvc":          cfg.Reva.Sharing.Endpoint,
+					"publicshareprovidersvc":        cfg.Reva.Sharing.Endpoint,
+					"ocmshareprovidersvc":           cfg.Reva.Sharing.Endpoint,
+					"commit_share_to_storage_grant": cfg.Reva.Gateway.CommitShareToStorageGrant,
+					"commit_share_to_storage_ref":   cfg.Reva.Gateway.CommitShareToStorageRef,
+					"share_folder":                  cfg.Reva.Gateway.ShareFolder, // ShareFolder is the location where to create shares in the recipient's storage provider.
+					// other
+					"disable_home_creation_on_login": cfg.Reva.Gateway.DisableHomeCreationOnLogin,
+					"datagateway":                    cfg.Reva.DataGateway.PublicURL,
+					"transfer_shared_secret":         cfg.Reva.TransferSecret,
+					"transfer_expires":               cfg.Reva.TransferExpires,
+					"home_mapping":                   cfg.Reva.Gateway.HomeMapping,
+					"etag_cache_ttl":                 cfg.Reva.Gateway.EtagCacheTTL,
+				},
+				"authregistry": map[string]interface{}{
+					"driver": "static",
+					"drivers": map[string]interface{}{
+						"static": map[string]interface{}{
+							"rules": map[string]interface{}{
+								"basic":        cfg.Reva.AuthBasic.Endpoint,
+								"bearer":       cfg.Reva.AuthBearer.Endpoint,
+								"publicshares": cfg.Reva.StoragePublicLink.Endpoint,
+							},
+						},
+					},
+				},
+				"storageregistry": map[string]interface{}{
+					"driver": cfg.Reva.StorageRegistry.Driver,
+					"drivers": map[string]interface{}{
+						"static": map[string]interface{}{
+							"home_provider": cfg.Reva.StorageRegistry.HomeProvider,
+							"rules":         rules(cfg),
+						},
+					},
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 func rules(cfg *config.Config) map[string]interface{} {
 
 	// if a list of rules is given it overrides the generated rules from below

storage/pkg/command/groups.go

@@ -7,6 +7,8 @@ import (
 	"path"
 	"path/filepath"
 
+	"github.com/owncloud/ocis/storage/pkg/tracing"
+
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
 	"github.com/cs3org/reva/cmd/revad/runtime"
@@ -33,149 +35,55 @@ func Groups(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
+			tracing.Configure(cfg, logger)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
-
-			defer cancel()
-
-			// precreate folders
+			// pre-create folders
 			if cfg.Reva.Groups.Driver == "json" && cfg.Reva.Groups.JSON != "" {
 				if err := os.MkdirAll(filepath.Dir(cfg.Reva.Groups.JSON), os.FileMode(0700)); err != nil {
 					return err
 				}
 			}
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			defer cancel()
 
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.Groups.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.Groups.GRPCNetwork,
-						"address": cfg.Reva.Groups.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"groupprovider": map[string]interface{}{
-								"driver": cfg.Reva.Groups.Driver,
-								"drivers": map[string]interface{}{
-									"json": map[string]interface{}{
-										"groups": cfg.Reva.Groups.JSON,
-									},
-									"ldap": map[string]interface{}{
-										"hostname":        cfg.Reva.LDAP.Hostname,
-										"port":            cfg.Reva.LDAP.Port,
-										"base_dn":         cfg.Reva.LDAP.BaseDN,
-										"groupfilter":     cfg.Reva.LDAP.GroupFilter,
-										"attributefilter": cfg.Reva.LDAP.GroupAttributeFilter,
-										"findfilter":      cfg.Reva.LDAP.GroupFindFilter,
-										"memberfilter":    cfg.Reva.LDAP.GroupMemberFilter,
-										"bind_username":   cfg.Reva.LDAP.BindDN,
-										"bind_password":   cfg.Reva.LDAP.BindPassword,
-										"idp":             cfg.Reva.LDAP.IDP,
-										"schema": map[string]interface{}{
-											"dn":          "dn",
-											"gid":         cfg.Reva.LDAP.GroupSchema.GID,
-											"mail":        cfg.Reva.LDAP.GroupSchema.Mail,
-											"displayName": cfg.Reva.LDAP.GroupSchema.DisplayName,
-											"cn":          cfg.Reva.LDAP.GroupSchema.CN,
-											"gidNumber":   cfg.Reva.LDAP.GroupSchema.GIDNumber,
-										},
-									},
-									"rest": map[string]interface{}{
-										"client_id":                      cfg.Reva.UserGroupRest.ClientID,
-										"client_secret":                  cfg.Reva.UserGroupRest.ClientSecret,
-										"redis_address":                  cfg.Reva.UserGroupRest.RedisAddress,
-										"redis_username":                 cfg.Reva.UserGroupRest.RedisUsername,
-										"redis_password":                 cfg.Reva.UserGroupRest.RedisPassword,
-										"group_members_cache_expiration": cfg.Reva.Groups.GroupMembersCacheExpiration,
-										"id_provider":                    cfg.Reva.UserGroupRest.IDProvider,
-										"api_base_url":                   cfg.Reva.UserGroupRest.APIBaseURL,
-										"oidc_token_endpoint":            cfg.Reva.UserGroupRest.OIDCTokenEndpoint,
-										"target_api":                     cfg.Reva.UserGroupRest.TargetAPI,
-									},
-								},
-							},
-						},
-					},
-				}
+			rcfg := groupsConfigFromStruct(c, cfg)
 
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.Users.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
-					return err
-				}
+				cancel()
+			})
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.Users.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -185,6 +93,69 @@ func Groups(cfg *config.Config) *cli.Command {
 	}
 }
 
+// groupsConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func groupsConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	return map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.Groups.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.Groups.GRPCNetwork,
+			"address": cfg.Reva.Groups.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"groupprovider": map[string]interface{}{
+					"driver": cfg.Reva.Groups.Driver,
+					"drivers": map[string]interface{}{
+						"json": map[string]interface{}{
+							"groups": cfg.Reva.Groups.JSON,
+						},
+						"ldap": map[string]interface{}{
+							"hostname":        cfg.Reva.LDAP.Hostname,
+							"port":            cfg.Reva.LDAP.Port,
+							"base_dn":         cfg.Reva.LDAP.BaseDN,
+							"groupfilter":     cfg.Reva.LDAP.GroupFilter,
+							"attributefilter": cfg.Reva.LDAP.GroupAttributeFilter,
+							"findfilter":      cfg.Reva.LDAP.GroupFindFilter,
+							"memberfilter":    cfg.Reva.LDAP.GroupMemberFilter,
+							"bind_username":   cfg.Reva.LDAP.BindDN,
+							"bind_password":   cfg.Reva.LDAP.BindPassword,
+							"idp":             cfg.Reva.LDAP.IDP,
+							"schema": map[string]interface{}{
+								"dn":          "dn",
+								"gid":         cfg.Reva.LDAP.GroupSchema.GID,
+								"mail":        cfg.Reva.LDAP.GroupSchema.Mail,
+								"displayName": cfg.Reva.LDAP.GroupSchema.DisplayName,
+								"cn":          cfg.Reva.LDAP.GroupSchema.CN,
+								"gidNumber":   cfg.Reva.LDAP.GroupSchema.GIDNumber,
+							},
+						},
+						"rest": map[string]interface{}{
+							"client_id":                      cfg.Reva.UserGroupRest.ClientID,
+							"client_secret":                  cfg.Reva.UserGroupRest.ClientSecret,
+							"redis_address":                  cfg.Reva.UserGroupRest.RedisAddress,
+							"redis_username":                 cfg.Reva.UserGroupRest.RedisUsername,
+							"redis_password":                 cfg.Reva.UserGroupRest.RedisPassword,
+							"group_members_cache_expiration": cfg.Reva.Groups.GroupMembersCacheExpiration,
+							"id_provider":                    cfg.Reva.UserGroupRest.IDProvider,
+							"api_base_url":                   cfg.Reva.UserGroupRest.APIBaseURL,
+							"oidc_token_endpoint":            cfg.Reva.UserGroupRest.OIDCTokenEndpoint,
+							"target_api":                     cfg.Reva.UserGroupRest.TargetAPI,
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
 // GroupsProvider allows for the storage-groupsprovider command to be embedded and supervised by a suture supervisor tree.
 type GroupsProvider struct {
 	cfg *config.Config

storage/pkg/command/sharing.go

@@ -7,6 +7,8 @@ import (
 	"path"
 	"path/filepath"
 
+	"github.com/owncloud/ocis/storage/pkg/tracing"
+
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
 	"github.com/cs3org/reva/cmd/revad/runtime"
@@ -34,39 +36,10 @@ func Sharing(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
+			tracing.Configure(cfg, logger)
 
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 
 			defer cancel()
 
@@ -82,93 +55,43 @@ func Sharing(cfg *config.Config) *cli.Command {
 				}
 			}
 
-			{
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
 
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			rcfg := sharingConfigFromStruct(c, cfg)
 
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.Sharing.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.Sharing.GRPCNetwork,
-						"address": cfg.Reva.Sharing.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"usershareprovider": map[string]interface{}{
-								"driver": cfg.Reva.Sharing.UserDriver,
-								"drivers": map[string]interface{}{
-									"json": map[string]interface{}{
-										"file": cfg.Reva.Sharing.UserJSONFile,
-									},
-									"sql": map[string]interface{}{
-										"db_username": cfg.Reva.Sharing.UserSQLUsername,
-										"db_password": cfg.Reva.Sharing.UserSQLPassword,
-										"db_host":     cfg.Reva.Sharing.UserSQLHost,
-										"db_port":     cfg.Reva.Sharing.UserSQLPort,
-										"db_name":     cfg.Reva.Sharing.UserSQLName,
-									},
-								},
-							},
-							"publicshareprovider": map[string]interface{}{
-								"driver": cfg.Reva.Sharing.PublicDriver,
-								"drivers": map[string]interface{}{
-									"json": map[string]interface{}{
-										"file": cfg.Reva.Sharing.PublicJSONFile,
-									},
-								},
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.Sharing.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().
-						Err(err).
-						Str("server", c.Command.Name+"-debug").
-						Msg("Failed to initialize server")
+				cancel()
+			})
 
-					return err
-				}
+			debug, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.Sharing.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			if err != nil {
+				logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debug.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -178,6 +101,53 @@ func Sharing(cfg *config.Config) *cli.Command {
 	}
 }
 
+// sharingConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func sharingConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.Sharing.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.Sharing.GRPCNetwork,
+			"address": cfg.Reva.Sharing.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"usershareprovider": map[string]interface{}{
+					"driver": cfg.Reva.Sharing.UserDriver,
+					"drivers": map[string]interface{}{
+						"json": map[string]interface{}{
+							"file": cfg.Reva.Sharing.UserJSONFile,
+						},
+						"sql": map[string]interface{}{
+							"db_username": cfg.Reva.Sharing.UserSQLUsername,
+							"db_password": cfg.Reva.Sharing.UserSQLPassword,
+							"db_host":     cfg.Reva.Sharing.UserSQLHost,
+							"db_port":     cfg.Reva.Sharing.UserSQLPort,
+							"db_name":     cfg.Reva.Sharing.UserSQLName,
+						},
+					},
+				},
+				"publicshareprovider": map[string]interface{}{
+					"driver": cfg.Reva.Sharing.PublicDriver,
+					"drivers": map[string]interface{}{
+						"json": map[string]interface{}{
+							"file": cfg.Reva.Sharing.PublicJSONFile,
+						},
+					},
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // SharingSutureService allows for the storage-sharing command to be embedded and supervised by a suture supervisor tree.
 type SharingSutureService struct {
 	cfg *config.Config

storage/pkg/command/storagehome.go

@@ -16,6 +16,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -33,134 +34,57 @@ func StorageHome(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
+			tracing.Configure(cfg, logger)
 
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 			defer cancel()
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
 
-				// override driver enable home option with home config
-				if cfg.Reva.Storages.Home.EnableHome {
-					cfg.Reva.Storages.Common.EnableHome = true
-					cfg.Reva.Storages.EOS.EnableHome = true
-					cfg.Reva.Storages.Local.EnableHome = true
-					cfg.Reva.Storages.OwnCloud.EnableHome = true
-					cfg.Reva.Storages.S3.EnableHome = true
-				}
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.StorageHome.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-						"gatewaysvc": cfg.Reva.Gateway.Endpoint,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.StorageHome.GRPCNetwork,
-						"address": cfg.Reva.StorageHome.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"storageprovider": map[string]interface{}{
-								"driver":             cfg.Reva.StorageHome.Driver,
-								"drivers":            drivers(cfg),
-								"mount_path":         cfg.Reva.StorageHome.MountPath,
-								"mount_id":           cfg.Reva.StorageHome.MountID,
-								"expose_data_server": cfg.Reva.StorageHome.ExposeDataServer,
-								"data_server_url":    cfg.Reva.StorageHome.DataServerURL,
-								"tmp_folder":         cfg.Reva.StorageHome.TempFolder,
-							},
-						},
-					},
-					"http": map[string]interface{}{
-						"network": cfg.Reva.StorageHome.HTTPNetwork,
-						"address": cfg.Reva.StorageHome.HTTPAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"dataprovider": map[string]interface{}{
-								"prefix":      cfg.Reva.StorageHome.HTTPPrefix,
-								"driver":      cfg.Reva.StorageHome.Driver,
-								"drivers":     drivers(cfg),
-								"timeout":     86400,
-								"insecure":    true,
-								"disable_tus": false,
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
+			// override driver enable home option with home config
+			if cfg.Reva.Storages.Home.EnableHome {
+				cfg.Reva.Storages.Common.EnableHome = true
+				cfg.Reva.Storages.EOS.EnableHome = true
+				cfg.Reva.Storages.Local.EnableHome = true
+				cfg.Reva.Storages.OwnCloud.EnableHome = true
+				cfg.Reva.Storages.S3.EnableHome = true
 			}
+			rcfg := storageHomeConfigFromStruct(c, cfg)
 
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.StorageHome.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
-					return err
-				}
+				cancel()
+			})
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.StorageHome.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -170,6 +94,55 @@ func StorageHome(cfg *config.Config) *cli.Command {
 	}
 }
 
+// storageHomeConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func storageHomeConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.StorageHome.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+			"gatewaysvc": cfg.Reva.Gateway.Endpoint,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.StorageHome.GRPCNetwork,
+			"address": cfg.Reva.StorageHome.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"storageprovider": map[string]interface{}{
+					"driver":             cfg.Reva.StorageHome.Driver,
+					"drivers":            drivers(cfg),
+					"mount_path":         cfg.Reva.StorageHome.MountPath,
+					"mount_id":           cfg.Reva.StorageHome.MountID,
+					"expose_data_server": cfg.Reva.StorageHome.ExposeDataServer,
+					"data_server_url":    cfg.Reva.StorageHome.DataServerURL,
+					"tmp_folder":         cfg.Reva.StorageHome.TempFolder,
+				},
+			},
+		},
+		"http": map[string]interface{}{
+			"network": cfg.Reva.StorageHome.HTTPNetwork,
+			"address": cfg.Reva.StorageHome.HTTPAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"dataprovider": map[string]interface{}{
+					"prefix":      cfg.Reva.StorageHome.HTTPPrefix,
+					"driver":      cfg.Reva.StorageHome.Driver,
+					"drivers":     drivers(cfg),
+					"timeout":     86400,
+					"insecure":    true,
+					"disable_tus": false,
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // StorageHomeSutureService allows for the storage-home command to be embedded and supervised by a suture supervisor tree.
 type StorageHomeSutureService struct {
 	cfg *config.Config

storage/pkg/command/storagemetadata.go

@@ -17,6 +17,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
 	"github.com/owncloud/ocis/storage/pkg/service/external"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -43,146 +44,70 @@ func StorageMetadata(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
+			tracing.Configure(cfg, logger)
 
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
+			gr := run.Group{}
+			ctx, cancel := func() (context.Context, context.CancelFunc) {
+				if cfg.Reva.StorageMetadata.Context == nil {
+					return context.WithCancel(context.Background())
 				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = func() (context.Context, context.CancelFunc) {
-					if cfg.Reva.StorageMetadata.Context == nil {
-						return context.WithCancel(context.Background())
-					}
-					return context.WithCancel(cfg.Reva.StorageMetadata.Context)
-				}()
-			)
+				return context.WithCancel(cfg.Reva.StorageMetadata.Context)
+			}()
 
 			defer cancel()
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.Must(uuid.NewV4()).String()+".pid")
 
-				// Disable home because the metadata is stored independently
-				// of the user. This also means that a valid-token without any user-id
-				// is allowed to write to the metadata-storage.
-				cfg.Reva.Storages.Common.EnableHome = false
-				cfg.Reva.Storages.EOS.EnableHome = false
-				cfg.Reva.Storages.Local.EnableHome = false
-				cfg.Reva.Storages.OwnCloud.EnableHome = false
-				cfg.Reva.Storages.S3.EnableHome = false
+			// Disable home because the metadata is stored independently
+			// of the user. This also means that a valid-token without any user-id
+			// is allowed to write to the metadata-storage.
+			cfg.Reva.Storages.Common.EnableHome = false
+			cfg.Reva.Storages.EOS.EnableHome = false
+			cfg.Reva.Storages.Local.EnableHome = false
+			cfg.Reva.Storages.OwnCloud.EnableHome = false
+			cfg.Reva.Storages.S3.EnableHome = false
 
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.StorageMetadata.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-						"gatewaysvc": cfg.Reva.Gateway.Endpoint,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.StorageMetadata.GRPCNetwork,
-						"address": cfg.Reva.StorageMetadata.GRPCAddr,
-						"interceptors": map[string]interface{}{
-							"log": map[string]interface{}{},
-						},
-						"services": map[string]interface{}{
-							"storageprovider": map[string]interface{}{
-								"mount_path":      "/meta",
-								"driver":          cfg.Reva.StorageMetadata.Driver,
-								"drivers":         drivers(cfg),
-								"data_server_url": cfg.Reva.StorageMetadata.DataServerURL,
-								"tmp_folder":      cfg.Reva.StorageMetadata.TempFolder,
-							},
-						},
-					},
-					"http": map[string]interface{}{
-						"network": cfg.Reva.StorageMetadata.HTTPNetwork,
-						"address": cfg.Reva.StorageMetadata.HTTPAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"dataprovider": map[string]interface{}{
-								"prefix":      "data",
-								"driver":      cfg.Reva.StorageMetadata.Driver,
-								"drivers":     drivers(cfg),
-								"timeout":     86400,
-								"insecure":    true,
-								"disable_tus": true,
-							},
-						},
-					},
-				}
+			rcfg := storageMetadataFromStruct(c, cfg)
 
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.StorageMetadata.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().
-						Err(err).
-						Str("server", c.Command.Name+"-debug").
-						Msg("Failed to initialize server")
+				cancel()
+			})
 
-					return err
-				}
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.StorageMetadata.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
 
-				gr.Add(func() error {
-					return server.ListenAndServe()
-				}, func(_ error) {
-					_ = server.Shutdown(ctx)
-					cancel()
-				})
+			if err != nil {
+				logger.Info().
+					Err(err).
+					Str("server", c.Command.Name+"-debug").
+					Msg("Failed to initialize server")
+
+				return err
 			}
 
+			gr.Add(func() error {
+				return debugServer.ListenAndServe()
+			}, func(_ error) {
+				_ = debugServer.Shutdown(ctx)
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -202,6 +127,55 @@ func StorageMetadata(cfg *config.Config) *cli.Command {
 	}
 }
 
+// storageMetadataFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func storageMetadataFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.StorageMetadata.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+			"gatewaysvc": cfg.Reva.Gateway.Endpoint,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.StorageMetadata.GRPCNetwork,
+			"address": cfg.Reva.StorageMetadata.GRPCAddr,
+			"interceptors": map[string]interface{}{
+				"log": map[string]interface{}{},
+			},
+			"services": map[string]interface{}{
+				"storageprovider": map[string]interface{}{
+					"mount_path":      "/meta",
+					"driver":          cfg.Reva.StorageMetadata.Driver,
+					"drivers":         drivers(cfg),
+					"data_server_url": cfg.Reva.StorageMetadata.DataServerURL,
+					"tmp_folder":      cfg.Reva.StorageMetadata.TempFolder,
+				},
+			},
+		},
+		"http": map[string]interface{}{
+			"network": cfg.Reva.StorageMetadata.HTTPNetwork,
+			"address": cfg.Reva.StorageMetadata.HTTPAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"dataprovider": map[string]interface{}{
+					"prefix":      "data",
+					"driver":      cfg.Reva.StorageMetadata.Driver,
+					"drivers":     drivers(cfg),
+					"timeout":     86400,
+					"insecure":    true,
+					"disable_tus": true,
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // SutureService allows for the storage-metadata command to be embedded and supervised by a suture supervisor tree.
 type SutureService struct {
 	cfg *config.Config

storage/pkg/command/storagepubliclink.go

@@ -15,6 +15,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -27,117 +28,46 @@ func StoragePublicLink(cfg *config.Config) *cli.Command {
 		Category: "Extensions",
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
-
+			tracing.Configure(cfg, logger)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 			defer cancel()
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.Must(uuid.NewV4()).String()+".pid")
+			rcfg := storagePublicLinkConfigFromStruct(c, cfg)
 
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.StoragePublicLink.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-						"gatewaysvc": cfg.Reva.Gateway.Endpoint,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.StoragePublicLink.GRPCNetwork,
-						"address": cfg.Reva.StoragePublicLink.GRPCAddr,
-						"interceptors": map[string]interface{}{
-							"log": map[string]interface{}{},
-						},
-						"services": map[string]interface{}{
-							"publicstorageprovider": map[string]interface{}{
-								"mount_path":   cfg.Reva.StoragePublicLink.MountPath,
-								"gateway_addr": cfg.Reva.Gateway.Endpoint,
-							},
-							"authprovider": map[string]interface{}{
-								"auth_manager": "publicshares",
-								"auth_managers": map[string]interface{}{
-									"publicshares": map[string]interface{}{
-										"gateway_addr": cfg.Reva.Gateway.Endpoint,
-									},
-								},
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.StoragePublicLink.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
-					return err
-				}
+				cancel()
+			})
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.StoragePublicLink.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -147,6 +77,45 @@ func StoragePublicLink(cfg *config.Config) *cli.Command {
 	}
 }
 
+// storagePublicLinkConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func storagePublicLinkConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.StoragePublicLink.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+			"gatewaysvc": cfg.Reva.Gateway.Endpoint,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.StoragePublicLink.GRPCNetwork,
+			"address": cfg.Reva.StoragePublicLink.GRPCAddr,
+			"interceptors": map[string]interface{}{
+				"log": map[string]interface{}{},
+			},
+			"services": map[string]interface{}{
+				"publicstorageprovider": map[string]interface{}{
+					"mount_path":   cfg.Reva.StoragePublicLink.MountPath,
+					"gateway_addr": cfg.Reva.Gateway.Endpoint,
+				},
+				"authprovider": map[string]interface{}{
+					"auth_manager": "publicshares",
+					"auth_managers": map[string]interface{}{
+						"publicshares": map[string]interface{}{
+							"gateway_addr": cfg.Reva.Gateway.Endpoint,
+						},
+					},
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // StoragePublicLinkSutureService allows for the storage-public-link command to be embedded and supervised by a suture supervisor tree.
 type StoragePublicLinkSutureService struct {
 	cfg *config.Config

storage/pkg/command/storageusers.go

@@ -15,6 +15,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -32,134 +33,58 @@ func StorageUsers(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
+			tracing.Configure(cfg, logger)
 
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Storage only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 
 			defer cancel()
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
 
-				// override driver enable home option with home config
-				if cfg.Reva.Storages.Home.EnableHome {
-					cfg.Reva.Storages.Common.EnableHome = true
-					cfg.Reva.Storages.EOS.EnableHome = true
-					cfg.Reva.Storages.Local.EnableHome = true
-					cfg.Reva.Storages.OwnCloud.EnableHome = true
-					cfg.Reva.Storages.S3.EnableHome = true
-				}
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.StorageUsers.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-						"gatewaysvc": cfg.Reva.Gateway.Endpoint,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.StorageUsers.GRPCNetwork,
-						"address": cfg.Reva.StorageUsers.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"storageprovider": map[string]interface{}{
-								"driver":             cfg.Reva.StorageUsers.Driver,
-								"drivers":            drivers(cfg),
-								"mount_path":         cfg.Reva.StorageUsers.MountPath,
-								"mount_id":           cfg.Reva.StorageUsers.MountID,
-								"expose_data_server": cfg.Reva.StorageUsers.ExposeDataServer,
-								"data_server_url":    cfg.Reva.StorageUsers.DataServerURL,
-								"tmp_folder":         cfg.Reva.StorageUsers.TempFolder,
-							},
-						},
-					},
-					"http": map[string]interface{}{
-						"network": cfg.Reva.StorageUsers.HTTPNetwork,
-						"address": cfg.Reva.StorageUsers.HTTPAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"dataprovider": map[string]interface{}{
-								"prefix":      cfg.Reva.StorageUsers.HTTPPrefix,
-								"driver":      cfg.Reva.StorageUsers.Driver,
-								"drivers":     drivers(cfg),
-								"timeout":     86400,
-								"insecure":    true,
-								"disable_tus": false,
-							},
-						},
-					},
-				}
-
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
+			// override driver enable home option with home config
+			if cfg.Reva.Storages.Home.EnableHome {
+				cfg.Reva.Storages.Common.EnableHome = true
+				cfg.Reva.Storages.EOS.EnableHome = true
+				cfg.Reva.Storages.Local.EnableHome = true
+				cfg.Reva.Storages.OwnCloud.EnableHome = true
+				cfg.Reva.Storages.S3.EnableHome = true
 			}
+			rcfg := storageUsersConfigFromStruct(c, cfg)
 
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.StorageUsers.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
-					return err
-				}
+				cancel()
+			})
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.StorageUsers.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -169,6 +94,55 @@ func StorageUsers(cfg *config.Config) *cli.Command {
 	}
 }
 
+// storageUsersConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func storageUsersConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.StorageUsers.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+			"gatewaysvc": cfg.Reva.Gateway.Endpoint,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.StorageUsers.GRPCNetwork,
+			"address": cfg.Reva.StorageUsers.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"storageprovider": map[string]interface{}{
+					"driver":             cfg.Reva.StorageUsers.Driver,
+					"drivers":            drivers(cfg),
+					"mount_path":         cfg.Reva.StorageUsers.MountPath,
+					"mount_id":           cfg.Reva.StorageUsers.MountID,
+					"expose_data_server": cfg.Reva.StorageUsers.ExposeDataServer,
+					"data_server_url":    cfg.Reva.StorageUsers.DataServerURL,
+					"tmp_folder":         cfg.Reva.StorageUsers.TempFolder,
+				},
+			},
+		},
+		"http": map[string]interface{}{
+			"network": cfg.Reva.StorageUsers.HTTPNetwork,
+			"address": cfg.Reva.StorageUsers.HTTPAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"dataprovider": map[string]interface{}{
+					"prefix":      cfg.Reva.StorageUsers.HTTPPrefix,
+					"driver":      cfg.Reva.StorageUsers.Driver,
+					"drivers":     drivers(cfg),
+					"timeout":     86400,
+					"insecure":    true,
+					"disable_tus": false,
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // StorageUsersSutureService allows for the storage-home command to be embedded and supervised by a suture supervisor tree.
 type StorageUsersSutureService struct {
 	cfg *config.Config

storage/pkg/command/users.go

@@ -16,6 +16,7 @@ import (
 	"github.com/owncloud/ocis/storage/pkg/config"
 	"github.com/owncloud/ocis/storage/pkg/flagset"
 	"github.com/owncloud/ocis/storage/pkg/server/debug"
+	"github.com/owncloud/ocis/storage/pkg/tracing"
 	"github.com/thejerf/suture/v4"
 )
 
@@ -33,39 +34,10 @@ func Users(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
+			tracing.Configure(cfg, logger)
 
-				case "jaeger":
-					logger.Info().
-						Str("type", t).
-						Msg("configuring storage to use the jaeger tracing backend")
-
-				case "zipkin":
-					logger.Error().
-						Str("type", t).
-						Msg("Reva only supports the jaeger tracing backend")
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
-			}
-
-			var (
-				gr          = run.Group{}
-				ctx, cancel = context.WithCancel(context.Background())
-				//metrics     = metrics.New()
-			)
+			gr := run.Group{}
+			ctx, cancel := context.WithCancel(context.Background())
 
 			defer cancel()
 
@@ -76,106 +48,43 @@ func Users(cfg *config.Config) *cli.Command {
 				}
 			}
 
-			{
-				uuid := uuid.Must(uuid.NewV4())
-				pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
+			uuid := uuid.Must(uuid.NewV4())
+			pidFile := path.Join(os.TempDir(), "revad-"+c.Command.Name+"-"+uuid.String()+".pid")
 
-				rcfg := map[string]interface{}{
-					"core": map[string]interface{}{
-						"max_cpus":             cfg.Reva.Users.MaxCPUs,
-						"tracing_enabled":      cfg.Tracing.Enabled,
-						"tracing_endpoint":     cfg.Tracing.Endpoint,
-						"tracing_collector":    cfg.Tracing.Collector,
-						"tracing_service_name": c.Command.Name,
-					},
-					"shared": map[string]interface{}{
-						"jwt_secret": cfg.Reva.JWTSecret,
-					},
-					"grpc": map[string]interface{}{
-						"network": cfg.Reva.Users.GRPCNetwork,
-						"address": cfg.Reva.Users.GRPCAddr,
-						// TODO build services dynamically
-						"services": map[string]interface{}{
-							"userprovider": map[string]interface{}{
-								"driver": cfg.Reva.Users.Driver,
-								"drivers": map[string]interface{}{
-									"json": map[string]interface{}{
-										"users": cfg.Reva.Users.JSON,
-									},
-									"ldap": map[string]interface{}{
-										"hostname":        cfg.Reva.LDAP.Hostname,
-										"port":            cfg.Reva.LDAP.Port,
-										"base_dn":         cfg.Reva.LDAP.BaseDN,
-										"userfilter":      cfg.Reva.LDAP.UserFilter,
-										"attributefilter": cfg.Reva.LDAP.UserAttributeFilter,
-										"findfilter":      cfg.Reva.LDAP.UserFindFilter,
-										"groupfilter":     cfg.Reva.LDAP.UserGroupFilter,
-										"bind_username":   cfg.Reva.LDAP.BindDN,
-										"bind_password":   cfg.Reva.LDAP.BindPassword,
-										"idp":             cfg.Reva.LDAP.IDP,
-										"schema": map[string]interface{}{
-											"dn":          "dn",
-											"uid":         cfg.Reva.LDAP.UserSchema.UID,
-											"mail":        cfg.Reva.LDAP.UserSchema.Mail,
-											"displayName": cfg.Reva.LDAP.UserSchema.DisplayName,
-											"cn":          cfg.Reva.LDAP.UserSchema.CN,
-											"uidNumber":   cfg.Reva.LDAP.UserSchema.UIDNumber,
-											"gidNumber":   cfg.Reva.LDAP.UserSchema.GIDNumber,
-										},
-									},
-									"rest": map[string]interface{}{
-										"client_id":                    cfg.Reva.UserGroupRest.ClientID,
-										"client_secret":                cfg.Reva.UserGroupRest.ClientSecret,
-										"redis_address":                cfg.Reva.UserGroupRest.RedisAddress,
-										"redis_username":               cfg.Reva.UserGroupRest.RedisUsername,
-										"redis_password":               cfg.Reva.UserGroupRest.RedisPassword,
-										"user_groups_cache_expiration": cfg.Reva.Users.UserGroupsCacheExpiration,
-										"id_provider":                  cfg.Reva.UserGroupRest.IDProvider,
-										"api_base_url":                 cfg.Reva.UserGroupRest.APIBaseURL,
-										"oidc_token_endpoint":          cfg.Reva.UserGroupRest.OIDCTokenEndpoint,
-										"target_api":                   cfg.Reva.UserGroupRest.TargetAPI,
-									},
-								},
-							},
-						},
-					},
-				}
+			rcfg := usersConfigFromStruct(c, cfg)
 
-				gr.Add(func() error {
-					runtime.RunWithOptions(
-						rcfg,
-						pidFile,
-						runtime.WithLogger(&logger.Logger),
-					)
-					return nil
-				}, func(_ error) {
-					logger.Info().
-						Str("server", c.Command.Name).
-						Msg("Shutting down server")
-
-					cancel()
-				})
-			}
-
-			{
-				server, err := debug.Server(
-					debug.Name(c.Command.Name+"-debug"),
-					debug.Addr(cfg.Reva.Users.DebugAddr),
-					debug.Logger(logger),
-					debug.Context(ctx),
-					debug.Config(cfg),
+			gr.Add(func() error {
+				runtime.RunWithOptions(
+					rcfg,
+					pidFile,
+					runtime.WithLogger(&logger.Logger),
 				)
+				return nil
+			}, func(_ error) {
+				logger.Info().
+					Str("server", c.Command.Name).
+					Msg("Shutting down server")
 
-				if err != nil {
-					logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
-					return err
-				}
+				cancel()
+			})
 
-				gr.Add(server.ListenAndServe, func(_ error) {
-					cancel()
-				})
+			debugServer, err := debug.Server(
+				debug.Name(c.Command.Name+"-debug"),
+				debug.Addr(cfg.Reva.Users.DebugAddr),
+				debug.Logger(logger),
+				debug.Context(ctx),
+				debug.Config(cfg),
+			)
+
+			if err != nil {
+				logger.Info().Err(err).Str("server", c.Command.Name+"-debug").Msg("Failed to initialize server")
+				return err
 			}
 
+			gr.Add(debugServer.ListenAndServe, func(_ error) {
+				cancel()
+			})
+
 			if !cfg.Reva.StorageMetadata.Supervised {
 				sync.Trap(&gr, cancel)
 			}
@@ -185,6 +94,71 @@ func Users(cfg *config.Config) *cli.Command {
 	}
 }
 
+// usersConfigFromStruct will adapt an oCIS config struct into a reva mapstructure to start a reva service.
+func usersConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interface{} {
+	rcfg := map[string]interface{}{
+		"core": map[string]interface{}{
+			"max_cpus":             cfg.Reva.Users.MaxCPUs,
+			"tracing_enabled":      cfg.Tracing.Enabled,
+			"tracing_endpoint":     cfg.Tracing.Endpoint,
+			"tracing_collector":    cfg.Tracing.Collector,
+			"tracing_service_name": c.Command.Name,
+		},
+		"shared": map[string]interface{}{
+			"jwt_secret": cfg.Reva.JWTSecret,
+		},
+		"grpc": map[string]interface{}{
+			"network": cfg.Reva.Users.GRPCNetwork,
+			"address": cfg.Reva.Users.GRPCAddr,
+			// TODO build services dynamically
+			"services": map[string]interface{}{
+				"userprovider": map[string]interface{}{
+					"driver": cfg.Reva.Users.Driver,
+					"drivers": map[string]interface{}{
+						"json": map[string]interface{}{
+							"users": cfg.Reva.Users.JSON,
+						},
+						"ldap": map[string]interface{}{
+							"hostname":        cfg.Reva.LDAP.Hostname,
+							"port":            cfg.Reva.LDAP.Port,
+							"base_dn":         cfg.Reva.LDAP.BaseDN,
+							"userfilter":      cfg.Reva.LDAP.UserFilter,
+							"attributefilter": cfg.Reva.LDAP.UserAttributeFilter,
+							"findfilter":      cfg.Reva.LDAP.UserFindFilter,
+							"groupfilter":     cfg.Reva.LDAP.UserGroupFilter,
+							"bind_username":   cfg.Reva.LDAP.BindDN,
+							"bind_password":   cfg.Reva.LDAP.BindPassword,
+							"idp":             cfg.Reva.LDAP.IDP,
+							"schema": map[string]interface{}{
+								"dn":          "dn",
+								"uid":         cfg.Reva.LDAP.UserSchema.UID,
+								"mail":        cfg.Reva.LDAP.UserSchema.Mail,
+								"displayName": cfg.Reva.LDAP.UserSchema.DisplayName,
+								"cn":          cfg.Reva.LDAP.UserSchema.CN,
+								"uidNumber":   cfg.Reva.LDAP.UserSchema.UIDNumber,
+								"gidNumber":   cfg.Reva.LDAP.UserSchema.GIDNumber,
+							},
+						},
+						"rest": map[string]interface{}{
+							"client_id":                    cfg.Reva.UserGroupRest.ClientID,
+							"client_secret":                cfg.Reva.UserGroupRest.ClientSecret,
+							"redis_address":                cfg.Reva.UserGroupRest.RedisAddress,
+							"redis_username":               cfg.Reva.UserGroupRest.RedisUsername,
+							"redis_password":               cfg.Reva.UserGroupRest.RedisPassword,
+							"user_groups_cache_expiration": cfg.Reva.Users.UserGroupsCacheExpiration,
+							"id_provider":                  cfg.Reva.UserGroupRest.IDProvider,
+							"api_base_url":                 cfg.Reva.UserGroupRest.APIBaseURL,
+							"oidc_token_endpoint":          cfg.Reva.UserGroupRest.OIDCTokenEndpoint,
+							"target_api":                   cfg.Reva.UserGroupRest.TargetAPI,
+						},
+					},
+				},
+			},
+		},
+	}
+	return rcfg
+}
+
 // UsersProviderService allows for the storage-userprovider command to be embedded and supervised by a suture supervisor tree.
 type UsersProviderService struct {
 	cfg *config.Config

storage/pkg/tracing/tracing.go

@@ -0,0 +1,38 @@
+package tracing
+
+import (
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/storage/pkg/config"
+)
+
+// Configure for Reva serves only as informational / instructive log messages. Tracing config will be delegated directly
+// to Reva services.
+func Configure(cfg *config.Config, logger log.Logger) {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			logger.Error().
+				Str("type", t).
+				Msg("Reva only supports the jaeger tracing backend")
+
+		case "jaeger":
+			logger.Info().
+				Str("type", t).
+				Msg("configuring storage to use the jaeger tracing backend")
+
+		case "zipkin":
+			logger.Error().
+				Str("type", t).
+				Msg("Reva only supports the jaeger tracing backend")
+
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+}

store/pkg/command/server.go

@@ -2,25 +2,18 @@ package command
 
 import (
 	"context"
-	"time"
+
+	"github.com/owncloud/ocis/store/pkg/tracing"
 
 	"github.com/owncloud/ocis/ocis-pkg/sync"
 
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
 	"github.com/owncloud/ocis/store/pkg/config"
 	"github.com/owncloud/ocis/store/pkg/flagset"
 	"github.com/owncloud/ocis/store/pkg/metrics"
 	"github.com/owncloud/ocis/store/pkg/server/debug"
 	"github.com/owncloud/ocis/store/pkg/server/grpc"
-
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
 )
 
 // Server is the entrypoint for the server command.
@@ -42,90 +35,8 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			var (

store/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/store/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

thumbnails/pkg/command/server.go

@@ -3,24 +3,16 @@ package command
 import (
 	"context"
 	"fmt"
-	"time"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 	"github.com/owncloud/ocis/thumbnails/pkg/config"
 	"github.com/owncloud/ocis/thumbnails/pkg/flagset"
 	"github.com/owncloud/ocis/thumbnails/pkg/metrics"
 	"github.com/owncloud/ocis/thumbnails/pkg/server/debug"
 	"github.com/owncloud/ocis/thumbnails/pkg/server/grpc"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
+	"github.com/owncloud/ocis/thumbnails/pkg/tracing"
 )
 
 // Server is the entrypoint for the server command.
@@ -41,90 +33,8 @@ func Server(cfg *config.Config) *cli.Command {
 		},
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			var (

thumbnails/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/thumbnails/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

web/pkg/command/server.go

@@ -5,24 +5,16 @@ import (
 	"encoding/json"
 	"io/ioutil"
 	"strings"
-	"time"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 	"github.com/owncloud/ocis/web/pkg/config"
 	"github.com/owncloud/ocis/web/pkg/flagset"
 	"github.com/owncloud/ocis/web/pkg/metrics"
 	"github.com/owncloud/ocis/web/pkg/server/debug"
 	"github.com/owncloud/ocis/web/pkg/server/http"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
+	"github.com/owncloud/ocis/web/pkg/tracing"
 )
 
 // Server is the entrypoint for the server command.
@@ -55,90 +47,8 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			// actually read the contents of the config file and override defaults

web/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/web/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}

webdav/pkg/command/server.go

@@ -3,24 +3,16 @@ package command
 import (
 	"context"
 	"strings"
-	"time"
 
-	"github.com/owncloud/ocis/ocis-pkg/sync"
-
-	"contrib.go.opencensus.io/exporter/jaeger"
-	"contrib.go.opencensus.io/exporter/ocagent"
-	"contrib.go.opencensus.io/exporter/zipkin"
 	"github.com/micro/cli/v2"
 	"github.com/oklog/run"
-	openzipkin "github.com/openzipkin/zipkin-go"
-	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/sync"
 	"github.com/owncloud/ocis/webdav/pkg/config"
 	"github.com/owncloud/ocis/webdav/pkg/flagset"
 	"github.com/owncloud/ocis/webdav/pkg/metrics"
 	"github.com/owncloud/ocis/webdav/pkg/server/debug"
 	"github.com/owncloud/ocis/webdav/pkg/server/http"
-	"go.opencensus.io/stats/view"
-	"go.opencensus.io/trace"
+	"github.com/owncloud/ocis/webdav/pkg/tracing"
 )
 
 // Server is the entrypoint for the server command.
@@ -44,90 +36,8 @@ func Server(cfg *config.Config) *cli.Command {
 		Action: func(c *cli.Context) error {
 			logger := NewLogger(cfg)
 
-			if cfg.Tracing.Enabled {
-				switch t := cfg.Tracing.Type; t {
-				case "agent":
-					exporter, err := ocagent.NewExporter(
-						ocagent.WithReconnectionPeriod(5*time.Second),
-						ocagent.WithAddress(cfg.Tracing.Endpoint),
-						ocagent.WithServiceName(cfg.Tracing.Service),
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create agent tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-					view.RegisterExporter(exporter)
-
-				case "jaeger":
-					exporter, err := jaeger.NewExporter(
-						jaeger.Options{
-							AgentEndpoint:     cfg.Tracing.Endpoint,
-							CollectorEndpoint: cfg.Tracing.Collector,
-							Process: jaeger.Process{
-								ServiceName: cfg.Tracing.Service,
-							},
-						},
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create jaeger tracing")
-
-						return err
-					}
-
-					trace.RegisterExporter(exporter)
-
-				case "zipkin":
-					endpoint, err := openzipkin.NewEndpoint(
-						cfg.Tracing.Service,
-						cfg.Tracing.Endpoint,
-					)
-
-					if err != nil {
-						logger.Error().
-							Err(err).
-							Str("endpoint", cfg.Tracing.Endpoint).
-							Str("collector", cfg.Tracing.Collector).
-							Msg("Failed to create zipkin tracing")
-
-						return err
-					}
-
-					exporter := zipkin.NewExporter(
-						zipkinhttp.NewReporter(
-							cfg.Tracing.Collector,
-						),
-						endpoint,
-					)
-
-					trace.RegisterExporter(exporter)
-
-				default:
-					logger.Warn().
-						Str("type", t).
-						Msg("Unknown tracing backend")
-				}
-
-				trace.ApplyConfig(
-					trace.Config{
-						DefaultSampler: trace.AlwaysSample(),
-					},
-				)
-			} else {
-				logger.Debug().
-					Msg("Tracing is not enabled")
+			if err := tracing.Configure(cfg, logger); err != nil {
+				return err
 			}
 
 			var (

webdav/pkg/tracing/tracing.go

@@ -0,0 +1,90 @@
+package tracing
+
+import (
+	"time"
+
+	"contrib.go.opencensus.io/exporter/jaeger"
+	"contrib.go.opencensus.io/exporter/ocagent"
+	"contrib.go.opencensus.io/exporter/zipkin"
+	openzipkin "github.com/openzipkin/zipkin-go"
+	zipkinhttp "github.com/openzipkin/zipkin-go/reporter/http"
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/webdav/pkg/config"
+	"go.opencensus.io/stats/view"
+	"go.opencensus.io/trace"
+)
+
+func Configure(cfg *config.Config, logger log.Logger) error {
+	if cfg.Tracing.Enabled {
+		switch t := cfg.Tracing.Type; t {
+		case "agent":
+			exporter, err := ocagent.NewExporter(
+				ocagent.WithReconnectionPeriod(5*time.Second),
+				ocagent.WithAddress(cfg.Tracing.Endpoint),
+				ocagent.WithServiceName(cfg.Tracing.Service),
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create agent tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+			view.RegisterExporter(exporter)
+		case "jaeger":
+			exporter, err := jaeger.NewExporter(
+				jaeger.Options{
+					AgentEndpoint:     cfg.Tracing.Endpoint,
+					CollectorEndpoint: cfg.Tracing.Collector,
+					Process: jaeger.Process{
+						ServiceName: cfg.Tracing.Service,
+					},
+				},
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create jaeger tracing")
+				return err
+			}
+			trace.RegisterExporter(exporter)
+		case "zipkin":
+			endpoint, err := openzipkin.NewEndpoint(
+				cfg.Tracing.Service,
+				cfg.Tracing.Endpoint,
+			)
+			if err != nil {
+				logger.Error().
+					Err(err).
+					Str("endpoint", cfg.Tracing.Endpoint).
+					Str("collector", cfg.Tracing.Collector).
+					Msg("Failed to create zipkin tracing")
+				return err
+			}
+			exporter := zipkin.NewExporter(
+				zipkinhttp.NewReporter(
+					cfg.Tracing.Collector,
+				),
+				endpoint,
+			)
+			trace.RegisterExporter(exporter)
+		default:
+			logger.Warn().
+				Str("type", t).
+				Msg("Unknown tracing backend")
+		}
+		trace.ApplyConfig(
+			trace.Config{
+				DefaultSampler: trace.AlwaysSample(),
+			},
+		)
+	} else {
+		logger.Debug().
+			Msg("Tracing is not enabled")
+	}
+	return nil
+}