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uniquify resource lock identities

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This commit is contained in:
David Eads
2018-01-15 14:21:15 -05:00
parent abdff8a0e6
commit 25238441fd
6 changed files with 14 additions and 3 deletions
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3
cmd/cloud-controller-manager/app/controllermanager.go
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@@ -33,6 +33,7 @@ import (
"github.com/spf13/cobra"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/util/uuid"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/apiserver/pkg/server/healthz"
"k8s.io/client-go/informers"
@@ -169,6 +170,8 @@ func Run(s *options.CloudControllerManagerServer) error {
if err != nil {
return err
}
// add a uniquifier so that two processes on the same host don't accidentally both become active
id = id + "_" + string(uuid.NewUUID())
// Lock required for leader election
rl, err := resourcelock.New(s.LeaderElection.ResourceLock,