|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "flag" |
| 6 | + "fmt" |
| 7 | + "log" |
| 8 | + "os" |
| 9 | + "os/signal" |
| 10 | + "syscall" |
| 11 | + |
| 12 | + |
| 13 | + "github.com/spf13/cobra" |
| 14 | + "github.com/spf13/viper" |
| 15 | + |
| 16 | + bucketcontroller "github.com/container-object-storage-interface/api/controller" |
| 17 | + "github.com/container-object-storage-interface/cosi-controller-manager/pkg/bucketrequest" |
| 18 | + "github.com/container-object-storage-interface/cosi-controller-manager/pkg/bucketaccessrequest" |
| 19 | + |
| 20 | + "github.com/golang/glog" |
| 21 | +) |
| 22 | + |
| 23 | +var ctx context.Context |
| 24 | +var cmd = &cobra.Command{ |
| 25 | + Use: "cosi-controller-manager", |
| 26 | + Short: "central controller for managing bucket* and bucketAccess* API objects", |
| 27 | + SilenceErrors: true, |
| 28 | + SilenceUsage: true, |
| 29 | + RunE: func(c *cobra.Command, args []string) error { |
| 30 | + return run(args) |
| 31 | + }, |
| 32 | + DisableFlagsInUseLine: true, |
| 33 | +} |
| 34 | + |
| 35 | +var kubeConfig string |
| 36 | + |
| 37 | +func init() { |
| 38 | + viper.AutomaticEnv() |
| 39 | + |
| 40 | + cmd.PersistentFlags().AddGoFlagSet(flag.CommandLine) |
| 41 | + flag.Set("logtostderr", "true") |
| 42 | + |
| 43 | + strFlag := func(c *cobra.Command, ptr *string, name string, short string, dfault string, desc string) { |
| 44 | + c.PersistentFlags(). |
| 45 | + StringVarP(ptr, name, short, dfault, desc) |
| 46 | + } |
| 47 | + strFlag(cmd, &kubeConfig, "kube-config", "", kubeConfig, "path to kubeconfig file") |
| 48 | + |
| 49 | + hideFlag := func(name string) { |
| 50 | + cmd.PersistentFlags().MarkHidden(name) |
| 51 | + } |
| 52 | + hideFlag("alsologtostderr") |
| 53 | + hideFlag("log_backtrace_at") |
| 54 | + hideFlag("log_dir") |
| 55 | + hideFlag("logtostderr") |
| 56 | + hideFlag("master") |
| 57 | + hideFlag("stderrthreshold") |
| 58 | + hideFlag("vmodule") |
| 59 | + |
| 60 | + // suppress the incorrect prefix in glog output |
| 61 | + flag.CommandLine.Parse([]string{}) |
| 62 | + viper.BindPFlags(cmd.PersistentFlags()) |
| 63 | + |
| 64 | + var cancel context.CancelFunc |
| 65 | + |
| 66 | + ctx, cancel = context.WithCancel(context.Background()) |
| 67 | + sigs := make(chan os.Signal, 1) |
| 68 | + signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM, syscall.SIGSEGV) |
| 69 | + |
| 70 | + go func() { |
| 71 | + s := <-sigs |
| 72 | + cancel() |
| 73 | + panic(fmt.Sprintf("%s %s", s.String(), "Signal received. Exiting")) |
| 74 | + }() |
| 75 | +} |
| 76 | + |
| 77 | +func main() { |
| 78 | + if err := cmd.Execute(); err != nil { |
| 79 | + log.Fatal(err.Error()) |
| 80 | + } |
| 81 | +} |
| 82 | + |
| 83 | +func run(args []string) error { |
| 84 | + ctrl, err := bucketcontroller.NewDefaultObjectStorageController("controller-manager", "leader-lock", 40) |
| 85 | + if err != nil { |
| 86 | + glog.Error(err) |
| 87 | + return err |
| 88 | + } |
| 89 | + ctrl.AddBucketRequestListener(bucketrequest.NewListener()) |
| 90 | + ctrl.AddBucketAccessRequestListener(bucketaccessrequest.NewListener()) |
| 91 | + return ctrl.Run(ctx) |
| 92 | +} |
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