Files
opencloud/services/thumbnails/pkg/command/server.go
2022-08-22 08:08:18 +02:00

112 lines
2.8 KiB
Go

package command
import (
"context"
"fmt"
"github.com/oklog/run"
"github.com/owncloud/ocis/v2/ocis-pkg/config/configlog"
"github.com/owncloud/ocis/v2/ocis-pkg/version"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/config"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/config/parser"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/logging"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/metrics"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/server/debug"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/server/grpc"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/server/http"
"github.com/owncloud/ocis/v2/services/thumbnails/pkg/tracing"
"github.com/urfave/cli/v2"
)
// Server is the entrypoint for the server command.
func Server(cfg *config.Config) *cli.Command {
return &cli.Command{
Name: "server",
Usage: fmt.Sprintf("start the %s service without runtime (unsupervised mode)", cfg.Service.Name),
Category: "server",
Before: func(c *cli.Context) error {
return configlog.ReturnFatal(parser.ParseConfig(cfg))
},
Action: func(c *cli.Context) error {
logger := logging.Configure(cfg.Service.Name, cfg.Log)
err := tracing.Configure(cfg)
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)
}()
metrics = metrics.New()
)
defer cancel()
metrics.BuildInfo.WithLabelValues(version.GetString()).Set(1)
service := grpc.NewService(
grpc.Logger(logger),
grpc.Context(ctx),
grpc.Config(cfg),
grpc.Name(cfg.Service.Name),
grpc.Namespace(cfg.GRPC.Namespace),
grpc.Address(cfg.GRPC.Addr),
grpc.Metrics(metrics),
)
gr.Add(service.Run, func(_ error) {
logger.Error().
Err(err).
Str("server", "grpc").
Msg("Shutting down server")
cancel()
})
server, err := debug.Server(
debug.Logger(logger),
debug.Config(cfg),
)
if err != nil {
logger.Info().Err(err).Str("transport", "debug").Msg("Failed to initialize server")
return err
}
gr.Add(server.ListenAndServe, func(_ error) {
_ = server.Shutdown(ctx)
cancel()
})
httpServer, err := http.Server(
http.Logger(logger),
http.Context(ctx),
http.Config(cfg),
http.Metrics(metrics),
http.Namespace(cfg.HTTP.Namespace),
)
if err != nil {
logger.Info().
Err(err).
Str("transport", "http").
Msg("Failed to initialize server")
return err
}
gr.Add(httpServer.Run, func(_ error) {
logger.Info().Str("server", "http").Msg("shutting down server")
cancel()
})
return gr.Run()
},
}
}