Add the protection for the watcher.
When the watcher get the ErrorCodeEventIndexCleared from the etcd,we should create a new watcher
to catch Future events。
type of testing done (both manual and automated)
manual test in my env.
TODO
[ ] Tests
1.Create a new network for the contiv.
Result : make sure the pod can be create by the netplugin.
2.Use the contiv until the etcd index 1000 larger than step 1.
Result : use the curl to get the etcd's index.
3.Interrupt the network between netplugin and etcd.
Result: can see "Error client:etcd cluster is unavailable or misconfigured during watch" in the netplugin log.
4.Resume the etwork between netplugin and etcd.
Result: can see "Error 401: The event in requested index is outdated and cleared (*) during watch" in the netplugin log.
5.Create a new network for the contiv.
Result: create succeed.
6.Create new pods.
Result : make sure the pod can be create by the new network.
liucimin
commented
6 years ago
Description of the changes
Type of fix: Bug Fix
Fixes #1140
Please describe:
Add the protection for the watcher. When the watcher get the ErrorCodeEventIndexCleared from the etcd,we should create a new watcher to catch Future events。
TODO
2.Use the contiv until the etcd index 1000 larger than step 1. Result : use the curl to get the etcd's index.
3.Interrupt the network between netplugin and etcd. Result: can see "Error client:etcd cluster is unavailable or misconfigured during watch" in the netplugin log.
4.Resume the etwork between netplugin and etcd. Result: can see "Error 401: The event in requested index is outdated and cleared (*) during watch" in the netplugin log.
5.Create a new network for the contiv. Result: create succeed. 6.Create new pods. Result : make sure the pod can be create by the new network.