mirror of
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123 lines
3.5 KiB
Go
123 lines
3.5 KiB
Go
package command
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import (
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"context"
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"fmt"
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"os"
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"path"
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"github.com/cs3org/reva/v2/cmd/revad/runtime"
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"github.com/gofrs/uuid"
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"github.com/oklog/run"
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"github.com/owncloud/ocis/v2/ocis-pkg/ldap"
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"github.com/owncloud/ocis/v2/ocis-pkg/service/external"
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"github.com/owncloud/ocis/v2/ocis-pkg/sync"
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"github.com/owncloud/ocis/v2/ocis-pkg/version"
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"github.com/owncloud/ocis/v2/services/auth-basic/pkg/config"
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"github.com/owncloud/ocis/v2/services/auth-basic/pkg/config/parser"
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"github.com/owncloud/ocis/v2/services/auth-basic/pkg/logging"
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"github.com/owncloud/ocis/v2/services/auth-basic/pkg/revaconfig"
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"github.com/owncloud/ocis/v2/services/auth-basic/pkg/server/debug"
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"github.com/owncloud/ocis/v2/services/auth-basic/pkg/tracing"
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"github.com/urfave/cli/v2"
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)
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// Server is the entry point for the server command.
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func Server(cfg *config.Config) *cli.Command {
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return &cli.Command{
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Name: "server",
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Usage: fmt.Sprintf("start %s extension without runtime (unsupervised mode)", cfg.Service.Name),
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Category: "server",
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Before: func(c *cli.Context) error {
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err := parser.ParseConfig(cfg)
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if err != nil {
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fmt.Printf("%v", err)
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os.Exit(1)
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}
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return err
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},
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Action: func(c *cli.Context) error {
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logger := logging.Configure(cfg.Service.Name, cfg.Log)
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err := tracing.Configure(cfg, logger)
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if err != nil {
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return err
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}
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gr := run.Group{}
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ctx, cancel := defineContext(cfg)
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defer cancel()
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pidFile := path.Join(os.TempDir(), "revad-"+cfg.Service.Name+"-"+uuid.Must(uuid.NewV4()).String()+".pid")
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rcfg := revaconfig.AuthBasicConfigFromStruct(cfg)
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// the reva runtime calls os.Exit in the case of a failure and there is no way for the oCIS
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// runtime to catch it and restart a reva service. Therefore we need to ensure the service has
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// everything it needs, before starting the service.
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// In this case: CA certificates
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if cfg.AuthProvider == "ldap" {
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ldapCfg := cfg.AuthProviders.LDAP
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if err := ldap.WaitForCA(logger, ldapCfg.Insecure, ldapCfg.CACert); err != nil {
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logger.Error().Err(err).Msg("The configured LDAP CA cert does not exist")
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return err
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}
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}
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gr.Add(func() error {
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runtime.RunWithOptions(rcfg, pidFile, runtime.WithLogger(&logger.Logger))
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return nil
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}, func(err error) {
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logger.Error().
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Str("server", cfg.Service.Name).
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Err(err).
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Msg("Shutting down server")
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cancel()
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})
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debugServer, err := debug.Server(
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debug.Logger(logger),
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debug.Context(ctx),
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debug.Config(cfg),
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)
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if err != nil {
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logger.Info().Err(err).Str("server", "debug").Msg("Failed to initialize server")
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return err
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}
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gr.Add(debugServer.ListenAndServe, func(_ error) {
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cancel()
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})
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if !cfg.Supervised {
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sync.Trap(&gr, cancel)
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}
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if err := external.RegisterGRPCEndpoint(
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ctx,
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cfg.GRPC.Namespace+"."+cfg.Service.Name,
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uuid.Must(uuid.NewV4()).String(),
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cfg.GRPC.Addr,
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version.GetString(),
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logger,
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); err != nil {
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logger.Fatal().Err(err).Msg("failed to register the grpc endpoint")
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}
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return gr.Run()
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},
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}
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}
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// defineContext sets the context for the extension. If there is a context configured it will create a new child from it,
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// if not, it will create a root context that can be cancelled.
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func defineContext(cfg *config.Config) (context.Context, context.CancelFunc) {
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return func() (context.Context, context.CancelFunc) {
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if cfg.Context == nil {
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return context.WithCancel(context.Background())
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}
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return context.WithCancel(cfg.Context)
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}()
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}
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