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Increase allowed lag for ssh key sync loop for tunneler

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This commit is contained in:
Wojciech Tyczynski 2018-02-20 12:03:36 +01:00
parent e267f46c8e
commit adf22e22d4
1 changed files with 6 additions and 1 deletions
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7
pkg/master/tunneler/ssh.go
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@ -60,7 +60,12 @@ func TunnelSyncHealthChecker(tunneler Tunneler) func(req *http.Request) error {
return fmt.Errorf("Tunnel sync is taking too long: %d", lag)
}
sshKeyLag := tunneler.SecondsSinceSSHKeySync()
if sshKeyLag > 600 {
// Since we are syncing ssh-keys every 5 minutes, the allowed
// lag since last sync should be more than 2x higher than that
// to allow for single failure, which can always happen.
// For now set it to 3x, which is 15 minutes.
// For more details see: http://pr.k8s.io/59347
if sshKeyLag > 900 {
return fmt.Errorf("SSHKey sync is taking too long: %d", sshKeyLag)
}
return nil