82 lines
2.0 KiB
Go
82 lines
2.0 KiB
Go
package main
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import (
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"flag"
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"log"
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"os"
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"os/signal"
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"sync"
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"syscall"
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"github.bus.zalan.do/acid/postgres-operator/pkg/controller"
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"github.bus.zalan.do/acid/postgres-operator/pkg/util/config"
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"github.bus.zalan.do/acid/postgres-operator/pkg/util/k8sutil"
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"github.bus.zalan.do/acid/postgres-operator/pkg/util/teams"
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)
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var (
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KubeConfigFile string
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podNamespace string
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OutOfCluster bool
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version string
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cfg *config.Config
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)
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func init() {
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flag.StringVar(&KubeConfigFile, "kubeconfig", "", "Path to kubeconfig file with authorization and master location information.")
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flag.BoolVar(&OutOfCluster, "outofcluster", false, "Whether the operator runs in- our outside of the Kubernetes cluster.")
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flag.Parse()
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podNamespace = os.Getenv("MY_POD_NAMESPACE")
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if len(podNamespace) == 0 {
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podNamespace = "default"
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}
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cfg = config.LoadFromEnv()
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}
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func ControllerConfig() *controller.Config {
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restConfig, err := k8sutil.RestConfig(KubeConfigFile, OutOfCluster)
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if err != nil {
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log.Fatalf("Can't get REST config: %s", err)
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}
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client, err := k8sutil.KubernetesClient(restConfig)
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if err != nil {
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log.Fatalf("Can't create client: %s", err)
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}
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restClient, err := k8sutil.KubernetesRestClient(restConfig)
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teamsApi := teams.NewTeamsAPI(cfg.TeamsAPIUrl)
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return &controller.Config{
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PodNamespace: podNamespace,
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KubeClient: client,
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RestClient: restClient,
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TeamsAPIClient: teamsApi,
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}
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}
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func main() {
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log.SetOutput(os.Stdout)
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log.Printf("Spilo operator %s\n", version)
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log.Printf("ServiceAccountName: %s\n", cfg.ServiceAccountName)
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sigs := make(chan os.Signal, 1)
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stop := make(chan struct{})
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signal.Notify(sigs, os.Interrupt, syscall.SIGTERM) // Push signals into channel
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wg := &sync.WaitGroup{} // Goroutines can add themselves to this to be waited on
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controllerConfig := ControllerConfig()
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c := controller.New(controllerConfig, cfg)
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c.Run(stop, wg)
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sig := <-sigs
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log.Printf("Shutting down... %+v", sig)
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close(stop) // Tell goroutines to stop themselves
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wg.Wait() // Wait for all to be stopped
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}
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