/** Lists all slaves used by the master USAGE: SITE SLAVES */
public CommandResponse doSITE_SLAVES(CommandRequest request) {
boolean showMore = request.hasArgument() && (request.getArgument().equalsIgnoreCase("more"));
Collection<RemoteSlave> slaves = GlobalContext.getGlobalContext().getSlaveManager().getSlaves();
CommandResponse response = new CommandResponse(200, "OK, " + slaves.size() + " slaves listed.");
int slavesFound = 0;
String type;
if (request.hasArgument()) {
type = request.getArgument().toLowerCase();
} else {
type = "r";
}
for (RemoteSlave rslave : GlobalContext.getGlobalContext().getSlaveManager().getSlaves()) {
String name = rslave.getName().toLowerCase();
if ((!name.contains(type)) && (!type.equals("all"))) continue;
response = addSlaveStatus(request, response, showMore, rslave);
slavesFound = slavesFound + 1;
}
if (slavesFound == 0) {
response.addComment(
request
.getSession()
.jprintf(_bundle, _keyPrefix + "slave.none", null, request.getUser()));
}
return response;
}
public CommandResponse doRemergeque(CommandRequest request) throws ImproperUsageException {
String slave;
if (request.hasArgument()) {
slave = request.getArgument().toLowerCase();
} else {
slave = "all";
}
ArrayList<String> arr = new ArrayList<String>();
for (RemoteSlave rslave : GlobalContext.getGlobalContext().getSlaveManager().getSlaves()) {
if (!rslave.getName().contains(slave) && !slave.equals("all")) {
continue;
}
int size = rslave.doRemergequeue();
if (!rslave.isOnline()) {
arr.add(rslave.getName() + " is offline");
} else if (!rslave.isRemerging()) {
arr.add(rslave.getName() + " remergeque is complete");
} else if (size > 0) {
arr.add(rslave.getName() + " remergeque size is " + size);
} else {
arr.add(rslave.getName() + " remergeque size is 0 but remerge is ongoing");
}
}
arr.add("Total commit:" + CommitManager.getCommitManager().getQueueSize());
CommandResponse response = StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
for (String str : arr) {
response.addComment(str);
}
return response;
}
/*
* Prehook method for SLAVE ADDIP
* Gets the ip, and preforms checks.
*/
public CommandRequestInterface doIpSecuritySLAVEPreCheck(CommandRequest request) {
if (!request.hasArgument()) {
return request;
}
String argument = request.getArgument();
StringTokenizer arguments = new StringTokenizer(argument);
if (!arguments.hasMoreTokens()) {
return request;
}
String slavename = arguments.nextToken();
RemoteSlave rslave = null;
try {
rslave = GlobalContext.getGlobalContext().getSlaveManager().getRemoteSlave(slavename);
} catch (ObjectNotFoundException e) {
request.setDeniedResponse(new CommandResponse(200, "Slave Not Found: " + slavename));
request.setAllowed(false);
return request;
}
if (arguments.hasMoreTokens()) {
String command = arguments.nextToken();
if (command.equalsIgnoreCase("addmask")) {
if (arguments.countTokens() != 1) {
return request;
}
HostMask newMask = new HostMask(arguments.nextToken().replace(",", ""));
String _maskident = newMask.getIdentMask();
String _maskHostMask = newMask.getHostMask();
boolean _allowed =
IpSecurityManager.getIpSecurity()
.checkIP(_maskident, _maskHostMask, rslave.getMasks().size(), null);
if ((!_allowed) && (!_maskHostMask.equals("127.0.0.1"))) {
request.setAllowed(false);
CommandResponse response =
StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
response.addComment(IpSecurityManager.getIpSecurity().outputConfs(null));
request.setDeniedResponse(response);
return request;
}
}
}
return request;
}
public CommandResponse doSITE_REMERGE(CommandRequest request) {
if (!request.hasArgument()) {
return StandardCommandManager.genericResponse("RESPONSE_501_SYNTAX_ERROR");
}
RemoteSlave rslave;
try {
rslave =
GlobalContext.getGlobalContext().getSlaveManager().getRemoteSlave(request.getArgument());
} catch (ObjectNotFoundException e) {
return new CommandResponse(200, "No such slave");
}
if (!rslave.isAvailable()) {
return new CommandResponse(200, "Slave is still merging from initial connect");
}
if (rslave.isRemerging()) {
return new CommandResponse(200, "Slave is still remerging by a previous remerge command");
}
boolean CRCRemerge =
GlobalContext.getConfig()
.getMainProperties()
.getProperty("crc.remerge.mode", "true")
.equals("true");
rslave.setRemerging(true);
try {
rslave.fetchResponse(
SlaveManager.getBasicIssuer()
.issueRemergeToSlave(
rslave,
request.getCurrentDirectory().getPath(),
false,
0L,
0L,
false,
CRCRemerge),
0);
} catch (RemoteIOException e) {
rslave.setOffline("IOException during remerge()");
return new CommandResponse(200, "IOException during remerge()");
} catch (SlaveUnavailableException e) {
rslave.setOffline("Slave Unavailable during remerge()");
return new CommandResponse(200, "Slave Unavailable during remerge()");
} finally {
String message = ("Remerge queueprocess finished");
GlobalContext.getEventService().publishAsync(new SlaveEvent("MSGSLAVE", message, rslave));
rslave.setRemerging(false);
}
return StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
}
public CommandResponse doSITE_KICKSLAVE(CommandRequest request) {
Session session = request.getSession();
if (!request.hasArgument()) {
return StandardCommandManager.genericResponse("RESPONSE_501_SYNTAX_ERROR");
}
RemoteSlave rslave;
try {
rslave =
GlobalContext.getGlobalContext().getSlaveManager().getRemoteSlave(request.getArgument());
} catch (ObjectNotFoundException e) {
return new CommandResponse(200, "No such slave");
}
if (!rslave.isOnline()) {
return new CommandResponse(200, "Slave is already offline");
}
rslave.setOffline("Slave kicked by " + session.getUserNull(request.getUser()).getName());
return StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
}
private CommandResponse addSlaveStatus(
CommandRequest request, CommandResponse response, boolean showMore, RemoteSlave rslave) {
Session session = request.getSession();
if (showMore) {
response.addComment(rslave.moreInfo());
}
ReplacerEnvironment env = new ReplacerEnvironment();
env.add("slavename", rslave.getName());
try {
env.add("slaveip", rslave.getPASVIP());
} catch (SlaveUnavailableException e) {
env.add("slaveip", "OFFLINE");
}
if (rslave.isOnline()) {
if (!rslave.isAvailable()) {
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.remerging", env, request.getUser()));
} else {
try {
SlaveStatus status = rslave.getSlaveStatus();
fillEnvWithSlaveStatus(env, status);
env.add("status", rslave.isRemerging() ? "REMERGING" : "ONLINE");
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.online", env, request.getUser()));
} catch (SlaveUnavailableException e) {
// should never happen since we tested slave status w/ isOnline and isAvaiable.
throw new RuntimeException(
"There's a bug somewhere in the code, the slave was available now it isn't.", e);
}
}
} else {
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.offline", env, request.getUser()));
}
return response;
}
/**
* Usage: site slave slavename [set,addmask,delmask]
*
* @throws ImproperUsageException
*/
public CommandResponse doSITE_SLAVE(CommandRequest request) throws ImproperUsageException {
Session session = request.getSession();
CommandResponse response = StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
ReplacerEnvironment env = new ReplacerEnvironment();
if (!request.hasArgument()) {
throw new ImproperUsageException();
}
String argument = request.getArgument();
StringTokenizer arguments = new StringTokenizer(argument);
if (!arguments.hasMoreTokens()) {
throw new ImproperUsageException();
}
String slavename = arguments.nextToken();
env.add("slavename", slavename);
RemoteSlave rslave = null;
try {
rslave = GlobalContext.getGlobalContext().getSlaveManager().getRemoteSlave(slavename);
} catch (ObjectNotFoundException e) {
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.notfound", env, request.getUser()));
return response;
}
if (!arguments.hasMoreTokens()) {
if (!rslave.getMasks().isEmpty()) {
env.add("masks", rslave.getMasks());
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.masks", env, request.getUser()));
}
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.data.header", request.getUser()));
Map<Object, Object> props = rslave.getProperties();
for (Entry<Object, Object> entry : props.entrySet()) {
env.add("key", entry.getKey());
env.add("value", entry.getValue());
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.data", env, request.getUser()));
}
return response;
}
String command = arguments.nextToken();
if (command.equalsIgnoreCase("set")) {
if (arguments.countTokens() != 2) {
throw new ImproperUsageException();
}
String key = arguments.nextToken();
String value = arguments.nextToken();
rslave.setProperty(key, value);
env.add("key", key);
env.add("value", value);
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.set.success", env, request.getUser()));
return response;
} else if (command.equalsIgnoreCase("unset")) {
if (arguments.countTokens() != 1) {
throw new ImproperUsageException();
}
String key = arguments.nextToken();
env.add("key", key);
String value;
try {
value = rslave.removeProperty(key);
} catch (KeyNotFoundException e) {
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.unset.failure", env, request.getUser()));
return response;
}
env.add("value", value);
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.unset.success", env, request.getUser()));
return response;
} else if (command.equalsIgnoreCase("addmask")) {
if (arguments.countTokens() != 1) {
throw new ImproperUsageException();
}
String mask = arguments.nextToken();
env.add("mask", mask);
try {
rslave.addMask(mask);
response.addComment(
session.jprintf(_bundle, _keyPrefix + "slave.addmask.success", env, request.getUser()));
return response;
} catch (DuplicateElementException e) {
response =
new CommandResponse(
501,
session.jprintf(
_bundle, _keyPrefix + "slave.addmask.dupe", env, request.getUser()));
return response;
}
} else if (command.equalsIgnoreCase("delmask")) {
if (arguments.countTokens() != 1) {
throw new ImproperUsageException();
}
String mask = arguments.nextToken();
env.add("mask", mask);
if (rslave.removeMask(mask)) {
return new CommandResponse(
200,
session.jprintf(_bundle, _keyPrefix + "slave.delmask.success", env, request.getUser()));
}
return new CommandResponse(
501,
session.jprintf(_bundle, _keyPrefix + "slave.delmask.failed", env, request.getUser()));
} else if (command.equalsIgnoreCase("shutdown")) {
rslave.shutdown();
return StandardCommandManager.genericResponse("RESPONSE_200_COMMAND_OK");
}
throw new ImproperUsageException();
}