108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"flag"
|
|
"fmt"
|
|
"os"
|
|
"os/signal"
|
|
"syscall"
|
|
|
|
"git.openstack.org/openstack/stackube/pkg/auth-controller/rbacmanager"
|
|
"git.openstack.org/openstack/stackube/pkg/auth-controller/tenant"
|
|
"git.openstack.org/openstack/stackube/pkg/network-controller"
|
|
"git.openstack.org/openstack/stackube/pkg/openstack"
|
|
"git.openstack.org/openstack/stackube/pkg/util"
|
|
|
|
"github.com/golang/glog"
|
|
"golang.org/x/sync/errgroup"
|
|
"k8s.io/client-go/kubernetes"
|
|
)
|
|
|
|
var (
|
|
cfg tenant.Config
|
|
)
|
|
|
|
func init() {
|
|
flag.StringVar(&cfg.KubeConfig, "kubeconfig", "/etc/kubernetes/admin.conf", "- path to kubeconfig")
|
|
flag.StringVar(&cfg.CloudConfig, "cloudconfig", "/etc/kubestack.conf", "- path to cloudconfig")
|
|
flag.Parse()
|
|
}
|
|
|
|
func startControllers() int {
|
|
// Verify client setting at the beginning and fail early if there are errors.
|
|
err := verifyClientSetting()
|
|
if err != nil {
|
|
glog.Error(err)
|
|
return 1
|
|
}
|
|
// Creates a new tenant controller
|
|
tc, err := tenant.New(cfg)
|
|
if err != nil {
|
|
glog.Error(err)
|
|
return 1
|
|
}
|
|
// Creates a new RBAC controller
|
|
rm, err := rbacmanager.New(cfg)
|
|
if err != nil {
|
|
glog.Error(err)
|
|
return 1
|
|
}
|
|
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
wg, ctx := errgroup.WithContext(ctx)
|
|
|
|
// start auth controllers in stackube
|
|
wg.Go(func() error { return tc.Run(ctx.Done()) })
|
|
wg.Go(func() error { return rm.Run(ctx.Done()) })
|
|
|
|
networkController, err := network.NewNetworkController(
|
|
cfg.KubeConfig,
|
|
cfg.CloudConfig,
|
|
)
|
|
if err != nil {
|
|
glog.Error(err)
|
|
return 1
|
|
}
|
|
|
|
// start network controller
|
|
wg.Go(func() error { return networkController.Run(ctx.Done()) })
|
|
|
|
term := make(chan os.Signal)
|
|
signal.Notify(term, os.Interrupt, syscall.SIGTERM)
|
|
|
|
select {
|
|
case <-term:
|
|
glog.V(4).Info("Received SIGTERM, exiting gracefully...")
|
|
case <-ctx.Done():
|
|
}
|
|
|
|
cancel()
|
|
if err := wg.Wait(); err != nil {
|
|
glog.Errorf("Unhandled error received: %v", err)
|
|
return 1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
func verifyClientSetting() error {
|
|
config, err := util.NewClusterConfig(cfg.KubeConfig)
|
|
if err != nil {
|
|
return fmt.Errorf("Init cluster config failed: %v", err)
|
|
}
|
|
_, err = kubernetes.NewForConfig(config)
|
|
if err != nil {
|
|
return fmt.Errorf("Init kubernetes clientset failed: %v", err)
|
|
}
|
|
_, err = openstack.NewClient(cfg.CloudConfig)
|
|
if err != nil {
|
|
return fmt.Errorf("Init openstack client failed: %v", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func main() {
|
|
os.Exit(startControllers())
|
|
}
|