This is the log I got from the pod on GKE.
esp Aug 29, 2018, 2:58:59 PM ERROR:Fetching rollouts failed (status code 403, reason Forbidden, url https://servicemanagement.googleapis.com/v1/services/myapp.endpoints.xxxxx.cloud.goog/rollouts?filter=status=SUCCESS)
esp Aug 29, 2018, 2:58:57 PM INFO:Fetching the service config ID from the rollouts service
esp Aug 29, 2018, 2:58:57 PM INFO:Fetching an access token from the metadata service
I can see my endpoint service using:
gcloud endpoints configs list --service=myapp.endpoints.xxxxx.cloud.goog
2018-08-29r3 myapp.endpoints.xxxxx.cloud.goog
2018-08-29r2 myapp.endpoints.xxxxx.cloud.goog
2018-08-29r1 myapp.endpoints.xxxxx.cloud.goog
2018-08-29r0 myapp.endpoints.xxxxx.cloud.goog
I also have service permission enabled on my GKE cluster.
Service Control Enabled
Service Management Read Write