/*
* This file is part of DRBD Management Console by LINBIT HA-Solutions GmbH
* written by Rasto Levrinc.
*
* Copyright (C) 2009, LINBIT HA-Solutions GmbH.
* Copyright (C) 2011-2012, Rastislav Levrinc.
*
* DRBD Management Console is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* DRBD Management Console is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with drbd; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package lcmc.crm.service;
import lcmc.host.domain.Host;
import lcmc.common.domain.ConvertCmdCallback;
import lcmc.common.domain.util.Tools;
import lcmc.cluster.service.ssh.ExecCommandConfig;
/**
* This class provides openais commands. There are commands that
* operate on /etc/init.d/openais script and commands etc.
*/
public final class Openais {
/** Directory that contains ais config files. */
private static final String AIS_CONF_DIR = "/etc/ais/";
/** Main openais.conf config file. */
private static final String AIS_CONF_NAME = "openais.conf";
/** Permissions of the openais.conf config file. */
private static final String AIS_CONF_PERMS = "0600";
/** Authkeys config file. */
private static final String AUTHKEYS_CONF_NAME = "authkey";
/** Permissions of the authkeys config file. */
private static final String AUTHKEYS_CONF_PERMS = "0400";
/** Executes specified command on the host. */
private static void execCommand(final Host host, final String command) {
host.execCommandProgressIndicator(Tools.getString("Openais.ExecutingCommand"),
new ExecCommandConfig().command(command)
.sshCommandTimeout(180000));
}
/** Stops the heartbeat and starts the openais on the specified host. */
public static void switchToOpenais(final Host host) {
final String command = host.getDistCommand("Heartbeat.deleteFromRc"
+ ";;;Openais.addToRc"
+ ";;;Openais.startOpenais",
(ConvertCmdCallback) null);
execCommand(host, command);
}
/**
* /etc/init.d/openais start
*/
public static void startOpenais(final Host host) {
final String command = host.getDistCommand("Openais.startOpenais", (ConvertCmdCallback) null);
execCommand(host, command);
}
/**
* /etc/init.d/openais stop
*/
public static void stopOpenais(final Host host) {
final String command = host.getDistCommand("Openais.stopOpenais", (ConvertCmdCallback) null);
execCommand(host, command);
}
/**
* /etc/init.d/openais stop && /etc/init.d/pacemaker stop
*/
public static void stopOpenaisWithPcmk(final Host host) {
final String command = host.getDistCommand("Openais.stopOpenaisWithPcmk", (ConvertCmdCallback) null);
execCommand(host, command);
}
public static void startOpenaisRc(final Host host) {
final String command = host.getDistCommand("Openais.startOpenais" + ";;;Openais.addToRc",
(ConvertCmdCallback) null);
execCommand(host, command);
}
public static void addOpenaisToRc(final Host host) {
final String command = host.getDistCommand("Openais.addToRc", (ConvertCmdCallback) null);
execCommand(host, command);
}
/**
* /etc/init.d/openais reload
*/
public static void reloadOpenais(final Host host) {
final String command = host.getDistCommand("Openais.reloadOpenais", (ConvertCmdCallback) null);
execCommand(host, command);
}
public static void createAISConfig(final Host[] hosts, final StringBuilder config) {
/* write heartbeat config on all hosts */
Tools.createConfigOnAllHosts(hosts, config.toString(), AIS_CONF_NAME, AIS_CONF_DIR, AIS_CONF_PERMS, true);
final StringBuilder authkeys = new StringBuilder(Tools.getRandomSecret(128));
Tools.createConfigOnAllHosts(hosts,
authkeys.toString(),
AUTHKEYS_CONF_NAME,
AIS_CONF_DIR,
AUTHKEYS_CONF_PERMS,
true);
}
public static void reloadOpenaises(final Host[] hosts) {
for (final Host host : hosts) {
reloadOpenais(host);
}
}
private Openais() { }
}