Esempio n. 1
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// waitForFleetdSocket returns if /var/run/fleet.sock exists, periodically
// checking for states.
func waitForFleetdSocket(cluster platform.Cluster, m0 platform.Member) (err error) {
	_, err = util.WaitForState(
		func() bool {
			stdout, _, _ := cluster.MemberCommand(m0, "test -S /var/run/fleet.sock && echo 1")
			if strings.TrimSpace(stdout) == "" {
				fmt.Errorf("Fleetd is not fully started, retrying...")
				return false
			}
			return true
		},
	)
	if err != nil {
		return fmt.Errorf("Fleetd socket not found: %v", err)
	}

	return nil
}
Esempio n. 2
0
// waitForReloadConfig returns if a message "Reloading configuration" exists
// in the journal, periodically checking for the journal up to the timeout.
func waitForReloadConfig(cluster platform.Cluster, m0 platform.Member) (err error) {
	_, err = util.WaitForState(
		func() bool {
			// NOTE: journalctl should run just simply like "journalctl -u fleet",
			// without being piped with grep. Doing
			// "journalctl -u fleet | grep \"Reloading configuration\"" is racy
			// in a subtle way, so that it sometimes fails only on semaphoreci.
			// - dpark 20160408
			stdout, _, _ := cluster.MemberCommand(m0, "sudo", "journalctl --priority=info _PID=$(pidof fleetd)")
			journalfleet := strings.TrimSpace(stdout)
			if !strings.Contains(journalfleet, "Reloading configuration") {
				fmt.Errorf("Fleetd is not fully reconfigured, retrying... entire fleet journal:\n%v", journalfleet)
				return false
			}
			return true
		},
	)
	if err != nil {
		return fmt.Errorf("Reloading configuration log not found: %v", err)
	}

	return nil
}