function main()
{
// Check Env
CommandLineUtils::checkRequiredExtentions();
// Options
$helpOpt = new Option(null, 'help');
$helpOpt->setDescription('Print usage information.');
$zookeeper_connectOpt = new Option(null, 'zookeeper_connect', Getopt::REQUIRED_ARGUMENT);
$zookeeper_connectOpt->setDescription('REQUIRED:
The connection string for the zookeeper connection in the form
"host1:port1,host2:port2,host3:port3/chroot/path", The "/chroot/path" of connection string
*MUST* be the same as of the kafka server. Multiple URLS can be given to allow fail-over.');
$createOpt = new Option(null, 'create');
$createOpt->setDescription('Create a new config.');
$deleteOpt = new Option(null, 'delete');
$deleteOpt->setDescription('Delete a config');
$listOpt = new Option(null, 'list');
$listOpt->setDescription('List all available configs.');
$monitorOpt = new Option(null, 'monitor');
$monitorOpt->setDescription('Monitor all available configs.');
$logkafka_idOpt = new Option(null, 'logkafka_id', Getopt::REQUIRED_ARGUMENT);
$logkafka_idOpt->setDescription('The logkafka_id which holds log files');
$logkafka_idOpt->setValidation(function ($value) {
$ret = AdminUtils::isLogkafkaIdValid($value);
return $ret['valid'];
});
$log_pathOpt = new Option(null, 'log_path', Getopt::REQUIRED_ARGUMENT);
$log_pathOpt->setDescription('The log file path, like "/usr/local/apache2/logs/access_log.%Y%m%d"');
$log_pathOpt->setValidation(function ($value) {
$ret = AdminUtils::isFilePathValid($value);
return $ret['valid'];
});
$topicOpt = new Option(null, 'topic', Getopt::REQUIRED_ARGUMENT);
$topicOpt->setDescription('The topic of messages to be sent.');
$topicOpt->setValidation(function ($value) {
return AdminUtils::isTopicValid($value);
});
$partitionOpt = new Option(null, 'partition', Getopt::REQUIRED_ARGUMENT);
$partitionOpt->setDescription('The partition of messages to be sent.' . '-1 : random' . 'n(>=0): partition n');
$partitionOpt->setDefaultValue('-1');
$partitionOpt->setValidation(function ($value) {
return is_numeric($value);
});
$keyOpt = new Option(null, 'key', Getopt::REQUIRED_ARGUMENT);
$keyOpt->setDescription('The key of messages to be sent.');
$keyOpt->setDefaultValue('');
$keyOpt->setValidation(function ($value) {
return is_string($value);
});
$requiredAcksOpt = new Option(null, 'required_acks', Getopt::REQUIRED_ARGUMENT);
$requiredAcksOpt->setDescription('Required ack number');
$requiredAcksOpt->setDefaultValue('1');
$requiredAcksOpt->setValidation(function ($value) {
return is_numeric($value);
});
$compression_codecOpt = new Option(null, 'compression_codec', Getopt::REQUIRED_ARGUMENT);
$compression_codecOpt->setDescription("Optional compression method of messages: " . implode(", ", AdminUtils::$COMPRESSION_CODECS));
$compression_codecOpt->setDefaultValue('none');
$compression_codecOpt->setValidation(function ($value) {
return AdminUtils::isCompressionCodecValid($value);
});
$batchsizeOpt = new Option(null, 'batchsize', Getopt::REQUIRED_ARGUMENT);
$batchsizeOpt->setDescription('The batch size of messages to be sent');
$batchsizeOpt->setDefaultValue('1000');
$batchsizeOpt->setValidation(function ($value) {
return is_numeric($value) && (int) $value > 0;
});
$follow_lastOpt = new Option(null, 'follow_last', Getopt::REQUIRED_ARGUMENT);
$follow_lastOpt->setDescription('If set to "false", when restarting logkafka process,
the log_path formatted with current time will be collect;
If set to "true", when restarting logkafka process, the last
collecting file will be collected continually');
$follow_lastOpt->setDefaultValue('true');
$follow_lastOpt->setValidation(function ($value) {
return in_array($value, array('true', 'false'));
});
$message_timeout_msOpt = new Option(null, 'message_timeout_ms', Getopt::REQUIRED_ARGUMENT);
$message_timeout_msOpt->setDescription('Local message timeout. This value is only enforced locally
and limits the time a produced message waits for successful delivery.
A time of 0 is infinite.');
$message_timeout_msOpt->setDefaultValue('0');
$message_timeout_msOpt->setValidation(function ($value) {
return is_numeric($value) && (int) $value >= 0;
});
$regex_filter_patternOpt = new Option(null, 'regex_filter_pattern', Getopt::REQUIRED_ARGUMENT);
$regex_filter_patternOpt->setDescription("Optional regex filter pattern, the messages matching this pattern will be dropped");
$regex_filter_patternOpt->setDefaultValue('');
$regex_filter_patternOpt->setValidation(function ($value) {
return AdminUtils::isRegexFilterPatternValid($value);
});
$lagging_max_bytesOpt = new Option(null, 'lagging_max_bytes', Getopt::REQUIRED_ARGUMENT);
$lagging_max_bytesOpt->setDescription("log lagging max bytes, the monitor will alarm according to this setting");
$lagging_max_bytesOpt->setDefaultValue('');
$lagging_max_bytesOpt->setValidation(function ($value) {
return is_numeric($value) && (int) $value >= 0;
});
$rotate_lagging_max_secOpt = new Option(null, 'rotate_lagging_max_sec', Getopt::REQUIRED_ARGUMENT);
$rotate_lagging_max_secOpt->setDescription("log rotatiion lagging max seconds, the monitor will alarm according to this setting");
$rotate_lagging_max_secOpt->setDefaultValue('');
$rotate_lagging_max_secOpt->setValidation(function ($value) {
return is_numeric($value) && (int) $value >= 0;
});
$monitorNameOpt = new Option(null, 'monitor_name', Getopt::REQUIRED_ARGUMENT);
$monitorNameOpt->setDescription("the monitor name");
$monitorNameOpt->setDefaultValue('');
$monitorNameOpt->setValidation(function ($value) {
return AdminUtils::isMonitorNameValid($value);
});
$monitor_interval_msOpt = new Option(null, 'monitor_interval_ms', Getopt::REQUIRED_ARGUMENT);
$monitor_interval_msOpt->setDescription("the monitor checking interval");
$monitor_interval_msOpt->setDefaultValue('');
$monitor_interval_msOpt->setValidation(function ($value) {
return is_numeric($value) && (int) $value >= 1000;
});
$monitor_max_countOpt = new Option(null, 'monitor_max_count', Getopt::REQUIRED_ARGUMENT);
$monitor_max_countOpt->setDescription("the monitor checking max count, if setting it to 0, the monitor will keep checking");
$monitor_max_countOpt->setDefaultValue('');
$monitor_max_countOpt->setValidation(function ($value) {
return is_numeric($value) && (int) $value >= 0;
});
$validOpt = new Option(null, 'valid', Getopt::REQUIRED_ARGUMENT);
$validOpt->setDescription('Enable now or not');
$validOpt->setDefaultValue('true');
$validOpt->setValidation(function ($value) {
return in_array($value, array('true', 'false'));
});
$parser = new Getopt(array($zookeeper_connectOpt, $createOpt, $deleteOpt, $listOpt, $monitorOpt, $logkafka_idOpt, $log_pathOpt, $topicOpt, $partitionOpt, $keyOpt, $requiredAcksOpt, $compression_codecOpt, $batchsizeOpt, $follow_lastOpt, $message_timeout_msOpt, $regex_filter_patternOpt, $lagging_max_bytesOpt, $rotate_lagging_max_secOpt, $monitorNameOpt, $monitor_interval_msOpt, $monitor_max_countOpt, $validOpt));
try {
$parser->parse();
// Error handling and --help functionality omitted for brevity
$createOptVal = 0;
$deleteOptVal = 0;
$listOptVal = 0;
$monitorOptVal = 0;
if ($parser["create"]) {
$createOptVal = 1;
}
if ($parser["delete"]) {
$deleteOptVal = 1;
}
if ($parser["list"]) {
$listOptVal = 1;
}
if ($parser["monitor"]) {
$monitorOptVal = 1;
}
} catch (UnexpectedValueException $e) {
echo "Error: " . $e->getMessage() . "\n";
echo $parser->getHelpText();
exit(1);
}
// actions
$actions = $createOptVal + $deleteOptVal + $listOptVal + $monitorOptVal;
if ($actions != 1) {
CommandLineUtils::printUsageAndDie($parser, "Command must include exactly one action: --create, --delete, --list or --monitor");
}
// check args
checkArgs($parser);
// create admin utils
$adminUtils = new AdminUtils($parser['zookeeper_connect']);
$adminUtils->init();
$adminUtils->checkZkState();
// create monitor
if ($monitorOptVal) {
try {
$monitor = createMonitor($parser['monitor_name']);
} catch (Exception $e) {
echo "Caught Exception ('{$e->getMessage()}')\n{$e}\n";
exit(1);
}
} else {
$monitor = NULL;
}
$adminUtils->setMonitor($monitor);
try {
if ($parser['create']) {
createConfig($adminUtils, $parser);
} else {
if ($parser['delete']) {
deleteConfig($adminUtils, $parser);
} else {
if ($parser['list']) {
listConfig($adminUtils, $parser);
} else {
if ($parser['monitor']) {
monitorConfig($adminUtils, $parser);
}
}
}
}
} catch (LogConfException $e) {
echo "Caught LogConfException ('{$e->getMessage()}')\n{$e}\n";
} catch (Exception $e) {
echo "Caught Exception ('{$e->getMessage()}')\n{$e}\n";
}
}