slene commented on a change in pull request #453:
URL:
https://github.com/apache/apisix-ingress-controller/pull/453#discussion_r633088542
##########
File path: pkg/apisix/cluster.go
##########
@@ -290,6 +303,39 @@ func (c *cluster) GlobalRule() GlobalRule {
return c.globalRules
}
+// HealthCheck implements Cluster.HealthCheck method.
+func (c *cluster) HealthCheck(ctx context.Context, backoff wait.Backoff) (err
error) {
+ if c.cacheSyncErr != nil {
+ err = c.cacheSyncErr
+ return
+ }
+ if atomic.LoadInt32(&c.cacheState) == _cacheSyncing {
+ return
+ }
+ var lastCheckErr error
+ err = wait.ExponentialBackoffWithContext(ctx, backoff, func() (done
bool, _ error) {
+ if lastCheckErr = c.healthCheck(ctx); lastCheckErr != nil {
+ log.Warnf("failed to HealthCheck for cluster %s: %s,
will retry", c.name, lastCheckErr)
+ return
+ }
+ done = true
+ return
+ })
+ if err != nil {
+ // if ErrWaitTimeout then set lastSyncErr
+ c.cacheSyncErr = lastCheckErr
+ }
+ return err
+}
+
+func (c *cluster) healthCheck(ctx context.Context) (err error) {
+ // TODO
Review comment:
ok, later.
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