org.apache.rocketmq.common.help.FAQUrl Java Examples

The following examples show how to use org.apache.rocketmq.common.help.FAQUrl. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: LocalFileOffsetStore.java From rocketmq with Apache License 2.0

6 votes

private OffsetSerializeWrapper readLocalOffsetBak() throws MQClientException {
    String content = MixAll.file2String(this.storePath + ".bak");
    if (content != null && content.length() > 0) {
        OffsetSerializeWrapper offsetSerializeWrapper = null;
        try {
            offsetSerializeWrapper =
                OffsetSerializeWrapper.fromJson(content, OffsetSerializeWrapper.class);
        } catch (Exception e) {
            log.warn("readLocalOffset Exception", e);
            throw new MQClientException("readLocalOffset Exception, maybe fastjson version too low" //
                + FAQUrl.suggestTodo(FAQUrl.LOAD_JSON_EXCEPTION), //
                e);
        }
        return offsetSerializeWrapper;
    }

    return null;
}

Example #2

Source File: MQAdminImpl.java From DDMQ with Apache License 2.0

6 votes

public Set<MessageQueue> fetchSubscribeMessageQueues(String topic) throws MQClientException {
    try {
        TopicRouteData topicRouteData = this.mQClientFactory.getMQClientAPIImpl().getTopicRouteInfoFromNameServer(topic, timeoutMillis);
        if (topicRouteData != null) {
            Set<MessageQueue> mqList = MQClientInstance.topicRouteData2TopicSubscribeInfo(topic, topicRouteData);
            if (!mqList.isEmpty()) {
                return mqList;
            } else {
                throw new MQClientException("Can not find Message Queue for this topic, " + topic + " Namesrv return empty", null);
            }
        }
    } catch (Exception e) {
        throw new MQClientException(
            "Can not find Message Queue for this topic, " + topic + FAQUrl.suggestTodo(FAQUrl.MQLIST_NOT_EXIST),
            e);
    }

    throw new MQClientException("Unknow why, Can not find Message Queue for this topic, " + topic, null);
}

Example #3

Source File: MixAll.java From rocketmq-read with Apache License 2.0

6 votes

/**
 * 获取localhost
 * @return ;
 */
private static String localhost() {
    try {
        return InetAddress.getLocalHost().getHostAddress();
    } catch (Throwable e) {
        try {
            String candidatesHost = getLocalhostByNetworkInterface();
            if (candidatesHost != null) {
                return candidatesHost;
            }
        } catch (Exception ignored) {
        }

        throw new RuntimeException("InetAddress java.net.InetAddress.getLocalHost() throws UnknownHostException" + FAQUrl.suggestTodo(FAQUrl.UNKNOWN_HOST_EXCEPTION), e);
    }
}

Example #4

Source File: MQAdminImpl.java From rocketmq with Apache License 2.0

6 votes

public Set<MessageQueue> fetchSubscribeMessageQueues(String topic) throws MQClientException {
    try {
        TopicRouteData topicRouteData = this.mQClientFactory.getMQClientAPIImpl().getTopicRouteInfoFromNameServer(topic, timeoutMillis);
        if (topicRouteData != null) {
            Set<MessageQueue> mqList = MQClientInstance.topicRouteData2TopicSubscribeInfo(topic, topicRouteData);
            if (!mqList.isEmpty()) {
                return mqList;
            } else {
                throw new MQClientException("Can not find Message Queue for this topic, " + topic + " Namesrv return empty", null);
            }
        }
    } catch (Exception e) {
        throw new MQClientException(
            "Can not find Message Queue for this topic, " + topic + FAQUrl.suggestTodo(FAQUrl.MQLIST_NOT_EXIST), //
            e);
    }

    throw new MQClientException("Unknow why, Can not find Message Queue for this topic, " + topic, null);
}

Example #5

Source File: MQAdminImpl.java From rocketmq-read with Apache License 2.0

6 votes

/**
 * 获取消费者的队列
 * @param topic topic
 * @return ;
 * @throws MQClientException ;
 */
public Set<MessageQueue> fetchSubscribeMessageQueues(String topic) throws MQClientException {
    try {
        TopicRouteData topicRouteData = this.mQClientFactory.getMQClientAPIImpl().getTopicRouteInfoFromNameServer(topic, timeoutMillis);
        if (topicRouteData != null) {
            Set<MessageQueue> mqList = MQClientInstance.topicRouteData2TopicSubscribeInfo(topic, topicRouteData);
            if (!mqList.isEmpty()) {
                return mqList;
            } else {
                throw new MQClientException("Can not find Message Queue for this topic, " + topic + " Namesrv return empty", null);
            }
        }
    } catch (Exception e) {
        throw new MQClientException(
            "Can not find Message Queue for this topic, " + topic + FAQUrl.suggestTodo(FAQUrl.MQLIST_NOT_EXIST),
            e);
    }

    throw new MQClientException("Unknow why, Can not find Message Queue for this topic, " + topic, null);
}

Example #6

Source File: MQAdminImpl.java From DDMQ with Apache License 2.0

6 votes

public Set<MessageQueue> fetchSubscribeMessageQueues(String topic) throws MQClientException {
    try {
        TopicRouteData topicRouteData = this.mQClientFactory.getMQClientAPIImpl().getTopicRouteInfoFromNameServer(topic, timeoutMillis);
        if (topicRouteData != null) {
            Set<MessageQueue> mqList = MQClientInstance.topicRouteData2TopicSubscribeInfo(topic, topicRouteData);
            if (!mqList.isEmpty()) {
                return mqList;
            } else {
                throw new MQClientException("Can not find Message Queue for this topic, " + topic + " Namesrv return empty", null);
            }
        }
    } catch (Exception e) {
        throw new MQClientException(
            "Can not find Message Queue for this topic, " + topic + FAQUrl.suggestTodo(FAQUrl.MQLIST_NOT_EXIST),
            e);
    }

    throw new MQClientException("Unknow why, Can not find Message Queue for this topic, " + topic, null);
}

Example #7

Source File: MQAdminImpl.java From rocketmq-all-4.1.0-incubating with Apache License 2.0

6 votes

public Set<MessageQueue> fetchSubscribeMessageQueues(String topic) throws MQClientException {
    try {
        TopicRouteData topicRouteData = this.mQClientFactory.getMQClientAPIImpl().getTopicRouteInfoFromNameServer(topic, timeoutMillis);
        if (topicRouteData != null) {
            Set<MessageQueue> mqList = MQClientInstance.topicRouteData2TopicSubscribeInfo(topic, topicRouteData);
            if (!mqList.isEmpty()) {
                return mqList;
            } else {
                throw new MQClientException("Can not find Message Queue for this topic, " + topic + " Namesrv return empty", null);
            }
        }
    } catch (Exception e) {
        throw new MQClientException(
            "Can not find Message Queue for this topic, " + topic + FAQUrl.suggestTodo(FAQUrl.MQLIST_NOT_EXIST), //
            e);
    }

    throw new MQClientException("Unknow why, Can not find Message Queue for this topic, " + topic, null);
}

Example #8

Source File: DefaultRequestProcessor.java From rocketmq-all-4.1.0-incubating with Apache License 2.0

5 votes

public RemotingCommand getRouteInfoByTopic(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetRouteInfoRequestHeader requestHeader =
        (GetRouteInfoRequestHeader) request.decodeCommandCustomHeader(GetRouteInfoRequestHeader.class);

    TopicRouteData topicRouteData = this.namesrvController.getRouteInfoManager().pickupTopicRouteData(requestHeader.getTopic());

    if (topicRouteData != null) {
        if (this.namesrvController.getNamesrvConfig().isOrderMessageEnable()) {
            String orderTopicConf =
                this.namesrvController.getKvConfigManager().getKVConfig(NamesrvUtil.NAMESPACE_ORDER_TOPIC_CONFIG,
                    requestHeader.getTopic());
            topicRouteData.setOrderTopicConf(orderTopicConf);
        }

        byte[] content = topicRouteData.encode();
        response.setBody(content);
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);
        return response;
    }

    response.setCode(ResponseCode.TOPIC_NOT_EXIST);
    response.setRemark("No topic route info in name server for the topic: " + requestHeader.getTopic()
        + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
    return response;
}

Example #9

Source File: DefaultMQAdminExtImpl.java From rocketmq_trans_message with Apache License 2.0

5 votes

@Override
public void start() throws MQClientException {
    switch (this.serviceState) {
        case CREATE_JUST:
            this.serviceState = ServiceState.START_FAILED;

            this.defaultMQAdminExt.changeInstanceNameToPID();

            this.mqClientInstance = MQClientManager.getInstance().getAndCreateMQClientInstance(this.defaultMQAdminExt, rpcHook);

            boolean registerOK = mqClientInstance.registerAdminExt(this.defaultMQAdminExt.getAdminExtGroup(), this);
            if (!registerOK) {
                this.serviceState = ServiceState.CREATE_JUST;
                throw new MQClientException("The adminExt group[" + this.defaultMQAdminExt.getAdminExtGroup()
                    + "] has created already, specifed another name please."//
                    + FAQUrl.suggestTodo(FAQUrl.GROUP_NAME_DUPLICATE_URL), null);
            }

            mqClientInstance.start();

            log.info("the adminExt [{}] start OK", this.defaultMQAdminExt.getAdminExtGroup());

            this.serviceState = ServiceState.RUNNING;
            break;
        case RUNNING:
        case START_FAILED:
        case SHUTDOWN_ALREADY:
            throw new MQClientException("The AdminExt service state not OK, maybe started once, "//
                + this.serviceState//
                + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK), null);
        default:
            break;
    }
}

Example #10

Source File: TopAddressing.java From rocketmq-4.3.0 with Apache License 2.0

5 votes

public final String fetchNSAddr(boolean verbose, long timeoutMills) {
    String url = this.wsAddr;
    try {
        if (!UtilAll.isBlank(this.unitName)) {
            url = url + "-" + this.unitName + "?nofix=1";
        }
        HttpTinyClient.HttpResult result = HttpTinyClient.httpGet(url, null, null, "UTF-8", timeoutMills);
        if (200 == result.code) {
            String responseStr = result.content;
            if (responseStr != null) {
                return clearNewLine(responseStr);
            } else {
                log.error("fetch nameserver address is null");
            }
        } else {
            log.error("fetch nameserver address failed. statusCode=" + result.code);
        }
    } catch (IOException e) {
        if (verbose) {
            log.error("fetch name server address exception", e);
        }
    }

    if (verbose) {
        String errorMsg =
            "connect to " + url + " failed, maybe the domain name " + MixAll.getWSAddr() + " not bind in /etc/hosts";
        errorMsg += FAQUrl.suggestTodo(FAQUrl.NAME_SERVER_ADDR_NOT_EXIST_URL);

        log.warn(errorMsg);
    }
    return null;
}

Example #11

Source File: MixAll.java From rocketmq-4.3.0 with Apache License 2.0

5 votes

private static String localhost() {
    try {
        return InetAddress.getLocalHost().getHostAddress();
    } catch (Throwable e) {
        try {
            String candidatesHost = getLocalhostByNetworkInterface();
            if (candidatesHost != null)
                return candidatesHost;

        } catch (Exception ignored) {
        }

        throw new RuntimeException("InetAddress java.net.InetAddress.getLocalHost() throws UnknownHostException" + FAQUrl.suggestTodo(FAQUrl.UNKNOWN_HOST_EXCEPTION), e);
    }
}

Example #12

Source File: DefaultMQAdminExtImpl.java From rocketmq-4.3.0 with Apache License 2.0

5 votes

@Override
    public void  start() throws MQClientException {
        switch (this.serviceState) {
            case CREATE_JUST://服务只启动，不创建
                this.serviceState = ServiceState.START_FAILED;

                this.defaultMQAdminExt.changeInstanceNameToPID();

//                创建mqclient对象 =》
                this.mqClientInstance = MQClientManager.getInstance().getAndCreateMQClientInstance(this.defaultMQAdminExt, rpcHook);

//                注册管理服务处理器=》
                boolean registerOK = mqClientInstance.registerAdminExt(this.defaultMQAdminExt.getAdminExtGroup(), this);
                if (!registerOK) {
                    this.serviceState = ServiceState.CREATE_JUST;
                    throw new MQClientException("The adminExt group[" + this.defaultMQAdminExt.getAdminExtGroup()
                        + "] has created already, specifed another name please."
                        + FAQUrl.suggestTodo(FAQUrl.GROUP_NAME_DUPLICATE_URL), null);
                }

//                启动mqclient =》
                mqClientInstance.start();

                log.info("the adminExt [{}] start OK", this.defaultMQAdminExt.getAdminExtGroup());

                this.serviceState = ServiceState.RUNNING;
                break;
            case RUNNING:
            case START_FAILED:
            case SHUTDOWN_ALREADY:
                throw new MQClientException("The AdminExt service state not OK, maybe started once, "
                    + this.serviceState
                    + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK), null);
            default:
                break;
        }
    }

Example #13

Source File: DefaultMQPullConsumerImpl.java From rocketmq with Apache License 2.0

5 votes

private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The consumer service state not OK, "//
            + this.serviceState//
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #14

Source File: DefaultRequestProcessor.java From rocketmq-4.3.0 with Apache License 2.0

5 votes

public RemotingCommand getRouteInfoByTopic(ChannelHandlerContext ctx,
        RemotingCommand request) throws RemotingCommandException {
        final RemotingCommand response = RemotingCommand.createResponseCommand(null);
        final GetRouteInfoRequestHeader requestHeader =
            (GetRouteInfoRequestHeader) request.decodeCommandCustomHeader(GetRouteInfoRequestHeader.class);

//        =》
        TopicRouteData topicRouteData = this.namesrvController.getRouteInfoManager().pickupTopicRouteData(requestHeader.getTopic());

        if (topicRouteData != null) {
            if (this.namesrvController.getNamesrvConfig().isOrderMessageEnable()) {
                String orderTopicConf =
                    this.namesrvController.getKvConfigManager().getKVConfig(NamesrvUtil.NAMESPACE_ORDER_TOPIC_CONFIG,
                        requestHeader.getTopic());
                topicRouteData.setOrderTopicConf(orderTopicConf);
            }

            byte[] content = topicRouteData.encode();
            response.setBody(content);
            response.setCode(ResponseCode.SUCCESS);
            response.setRemark(null);
            return response;
        }

        response.setCode(ResponseCode.TOPIC_NOT_EXIST);
        response.setRemark("No topic route info in name server for the topic: " + requestHeader.getTopic()
            + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
        return response;
    }

Example #15

Source File: DefaultMQAdminExtImpl.java From DDMQ with Apache License 2.0

5 votes

@Override
public void start() throws MQClientException {
    switch (this.serviceState) {
        case CREATE_JUST:
            this.serviceState = ServiceState.START_FAILED;

            this.defaultMQAdminExt.changeInstanceNameToPID();

            this.mqClientInstance = MQClientManager.getInstance().getAndCreateMQClientInstance(this.defaultMQAdminExt, rpcHook);

            boolean registerOK = mqClientInstance.registerAdminExt(this.defaultMQAdminExt.getAdminExtGroup(), this);
            if (!registerOK) {
                this.serviceState = ServiceState.CREATE_JUST;
                throw new MQClientException("The adminExt group[" + this.defaultMQAdminExt.getAdminExtGroup()
                    + "] has created already, specifed another name please."
                    + FAQUrl.suggestTodo(FAQUrl.GROUP_NAME_DUPLICATE_URL), null);
            }

            mqClientInstance.start();

            log.info("the adminExt [{}] start OK", this.defaultMQAdminExt.getAdminExtGroup());

            this.serviceState = ServiceState.RUNNING;
            break;
        case RUNNING:
        case START_FAILED:
        case SHUTDOWN_ALREADY:
            throw new MQClientException("The AdminExt service state not OK, maybe started once, "
                + this.serviceState
                + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK), null);
        default:
            break;
    }
}

Example #16

Source File: SendMessageProcessor.java From DDMQ with Apache License 2.0

5 votes

private RemotingCommand msgCheckWithMultiTopic(ChannelHandlerContext ctx, SendMessageRequestHeader requestHeader,
    RemotingCommand response, String[] topics) {
    for (String topic : topics) {
        if (!PermName.isWriteable(this.brokerController.getBrokerConfig().getBrokerPermission())
            && this.brokerController.getTopicConfigManager().isOrderTopic(topic)) {
            response.setCode(ResponseCode.NO_PERMISSION);
            response.setRemark("the broker[" + this.brokerController.getBrokerConfig().getBrokerIP1()
                + "] sending message is forbidden");
            return response;
        }
        if (!this.brokerController.getTopicConfigManager().isTopicCanSendMessage(topic)) {
            String errorMsg = "the topic[" + topic + "] is conflict with system reserved words.";
            log.warn(errorMsg);
            response.setCode(ResponseCode.SYSTEM_ERROR);
            response.setRemark(errorMsg);
            return response;
        }

        TopicConfig topicConfig =
            this.brokerController.getTopicConfigManager().selectTopicConfig(topic);

        if (null == topicConfig) {
            response.setCode(ResponseCode.TOPIC_NOT_EXIST);
            response.setRemark("topic[" + requestHeader.getTopic() + "] not exist, apply first please!"
                + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
            return response;
        }

    }
    return response;
}

Example #17

Source File: DefaultRequestProcessor.java From DDMQ with Apache License 2.0

5 votes

public RemotingCommand getRouteInfoByTopic(ChannelHandlerContext ctx,
    RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetRouteInfoRequestHeader requestHeader =
        (GetRouteInfoRequestHeader) request.decodeCommandCustomHeader(GetRouteInfoRequestHeader.class);

    TopicRouteData topicRouteData = this.namesrvController.getRouteInfoManager().pickupTopicRouteData(requestHeader.getTopic());

    if (topicRouteData != null) {
        if (this.namesrvController.getNamesrvConfig().isOrderMessageEnable()) {
            String orderTopicConf =
                this.namesrvController.getKvConfigManager().getKVConfig(NamesrvUtil.NAMESPACE_ORDER_TOPIC_CONFIG,
                    requestHeader.getTopic());
            topicRouteData.setOrderTopicConf(orderTopicConf);
        }

        byte[] content = topicRouteData.encode();
        response.setBody(content);
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);
        return response;
    }

    response.setCode(ResponseCode.TOPIC_NOT_EXIST);
    response.setRemark("No topic route info in name server for the topic: " + requestHeader.getTopic()
        + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
    return response;
}

Example #18

Source File: DefaultMQPushConsumerImpl.java From DDMQ with Apache License 2.0

5 votes

private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The consumer service state not OK, "
            + this.serviceState
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #19

Source File: DefaultMQPushConsumerImpl.java From rocketmq with Apache License 2.0

5 votes

/**
 * 校验Consumer是否处于运行{@link ServiceState#RUNNING}状态。
 *
 * @throws MQClientException 当不处于运行状态抛出client异常
 */
private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The consumer service state not OK, "//
            + this.serviceState//
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #20

Source File: DefaultMQPushConsumerImpl.java From rocketmq_trans_message with Apache License 2.0

5 votes

private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The consumer service state not OK, "//
            + this.serviceState//
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #21

Source File: DefaultMQProducerImpl.java From rocketmq-read with Apache License 2.0

5 votes

/**
 * 确保是running状态
 * @throws MQClientException ;
 */
private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The producer service state not OK, "
            + this.serviceState
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #22

Source File: DefaultMQPushConsumerImpl.java From rocketmq-read with Apache License 2.0

5 votes

/**
 * 确保状态ok
 * @throws MQClientException ;
 */
private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The consumer service state not OK, "
            + this.serviceState
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #23

Source File: DefaultMQProducerImpl.java From rocketmq with Apache License 2.0

5 votes

/**
 * 校验Producer是否处于运行{@link ServiceState#RUNNING}状态。
 *
 * @throws MQClientException 当不处于运行状态抛出client异常
 */
private void makeSureStateOK() throws MQClientException {
    if (this.serviceState != ServiceState.RUNNING) {
        throw new MQClientException("The producer service state not OK, "//
            + this.serviceState//
            + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
            null);
    }
}

Example #24

Source File: DefaultRequestProcessor.java From rocketmq_trans_message with Apache License 2.0

5 votes

public RemotingCommand getRouteInfoByTopic(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetRouteInfoRequestHeader requestHeader =
        (GetRouteInfoRequestHeader) request.decodeCommandCustomHeader(GetRouteInfoRequestHeader.class);

    TopicRouteData topicRouteData = this.namesrvController.getRouteInfoManager().pickupTopicRouteData(requestHeader.getTopic());

    if (topicRouteData != null) {
        if (this.namesrvController.getNamesrvConfig().isOrderMessageEnable()) {
            String orderTopicConf =
                this.namesrvController.getKvConfigManager().getKVConfig(NamesrvUtil.NAMESPACE_ORDER_TOPIC_CONFIG,
                    requestHeader.getTopic());
            topicRouteData.setOrderTopicConf(orderTopicConf);
        }

        byte[] content = topicRouteData.encode();
        response.setBody(content);
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);
        return response;
    }

    response.setCode(ResponseCode.TOPIC_NOT_EXIST);
    response.setRemark("No topic route info in name server for the topic: " + requestHeader.getTopic()
        + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
    return response;
}

Example #25

Source File: MixAll.java From rocketmq_trans_message with Apache License 2.0

5 votes

private static String localhost() {
    try {
        InetAddress addr = InetAddress.getLocalHost();
        return addr.getHostAddress();
    } catch (Throwable e) {
        throw new RuntimeException("InetAddress java.net.InetAddress.getLocalHost() throws UnknownHostException"
            + FAQUrl.suggestTodo(FAQUrl.UNKNOWN_HOST_EXCEPTION),
            e);
    }
}

Example #26

Source File: TopAddressing.java From rocketmq-all-4.1.0-incubating with Apache License 2.0

5 votes

public final String fetchNSAddr(boolean verbose, long timeoutMills) {
    String url = this.wsAddr;
    try {
        if (!UtilAll.isBlank(this.unitName)) {
            url = url + "-" + this.unitName + "?nofix=1";
        }
        HttpTinyClient.HttpResult result = HttpTinyClient.httpGet(url, null, null, "UTF-8", timeoutMills);
        if (200 == result.code) {
            String responseStr = result.content;
            if (responseStr != null) {
                return clearNewLine(responseStr);
            } else {
                log.error("fetch nameserver address is null");
            }
        } else {
            log.error("fetch nameserver address failed. statusCode={}", result.code);
        }
    } catch (IOException e) {
        if (verbose) {
            log.error("fetch name server address exception", e);
        }
    }

    if (verbose) {
        String errorMsg =
            "connect to " + url + " failed, maybe the domain name " + MixAll.getWSAddr() + " not bind in /etc/hosts";
        errorMsg += FAQUrl.suggestTodo(FAQUrl.NAME_SERVER_ADDR_NOT_EXIST_URL);

        log.warn(errorMsg);
    }
    return null;
}

Example #27

Source File: MixAll.java From DDMQ with Apache License 2.0

5 votes

private static String localhost() {
    try {
        return InetAddress.getLocalHost().getHostAddress();
    } catch (Throwable e) {
        try {
            String candidatesHost = getLocalhostByNetworkInterface();
            if (candidatesHost != null)
                return candidatesHost;

        } catch (Exception ignored) {
        }

        throw new RuntimeException("InetAddress java.net.InetAddress.getLocalHost() throws UnknownHostException" + FAQUrl.suggestTodo(FAQUrl.UNKNOWN_HOST_EXCEPTION), e);
    }
}

Example #28

Source File: DefaultRequestProcessor.java From rocketmq-read with Apache License 2.0

5 votes

/**
 * 获取路由的topic
 * @param ctx ctx
 * @param request request
 * @return ;
 * @throws RemotingCommandException ;
 */
public RemotingCommand getRouteInfoByTopic(ChannelHandlerContext ctx,
    RemotingCommand request) throws RemotingCommandException {

    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetRouteInfoRequestHeader requestHeader =
        (GetRouteInfoRequestHeader) request.decodeCommandCustomHeader(GetRouteInfoRequestHeader.class);

    TopicRouteData topicRouteData = this.namesrvController.getRouteInfoManager().pickupTopicRouteData(requestHeader.getTopic());

    if (topicRouteData != null) {
        if (this.namesrvController.getNamesrvConfig().isOrderMessageEnable()) {
            String orderTopicConf =
                this.namesrvController.getKvConfigManager().getKVConfig(NamesrvUtil.NAMESPACE_ORDER_TOPIC_CONFIG,
                    requestHeader.getTopic());
            topicRouteData.setOrderTopicConf(orderTopicConf);
        }

        //返回TopicRouteData
        byte[] content = topicRouteData.encode();
        response.setBody(content);
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);
        return response;
    }

    //返回tpoic不存在
    response.setCode(ResponseCode.TOPIC_NOT_EXIST);
    response.setRemark("No topic route info in name server for the topic: " + requestHeader.getTopic()
        + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
    return response;
}

Example #29

Source File: ClusterTestRequestProcessor.java From rocketmq-read with Apache License 2.0

5 votes

@Override
public RemotingCommand getRouteInfoByTopic(ChannelHandlerContext ctx,
    RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetRouteInfoRequestHeader requestHeader =
        (GetRouteInfoRequestHeader) request.decodeCommandCustomHeader(GetRouteInfoRequestHeader.class);

    TopicRouteData topicRouteData = this.namesrvController.getRouteInfoManager().pickupTopicRouteData(requestHeader.getTopic());
    if (topicRouteData != null) {
        String orderTopicConf =
            this.namesrvController.getKvConfigManager().getKVConfig(NamesrvUtil.NAMESPACE_ORDER_TOPIC_CONFIG,
                requestHeader.getTopic());
        topicRouteData.setOrderTopicConf(orderTopicConf);
    } else {
        try {
            topicRouteData = adminExt.examineTopicRouteInfo(requestHeader.getTopic());
        } catch (Exception e) {
            log.info("get route info by topic from product environment failed. envName={},", productEnvName);
        }
    }

    if (topicRouteData != null) {
        byte[] content = topicRouteData.encode();
        response.setBody(content);
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);
        return response;
    }

    response.setCode(ResponseCode.TOPIC_NOT_EXIST);
    response.setRemark("No topic route info in name server for the topic: " + requestHeader.getTopic()
        + FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL));
    return response;
}

Example #30

Source File: DefaultMQAdminExtImpl.java From rocketmq-read with Apache License 2.0

5 votes

@Override
public void start() throws MQClientException {
    switch (this.serviceState) {
        case CREATE_JUST:
            this.serviceState = ServiceState.START_FAILED;

            this.defaultMQAdminExt.changeInstanceNameToPID();

            this.mqClientInstance = MQClientManager.getInstance().getAndCreateMQClientInstance(this.defaultMQAdminExt, rpcHook);

            boolean registerOK = mqClientInstance.registerAdminExt(this.defaultMQAdminExt.getAdminExtGroup(), this);
            if (!registerOK) {
                this.serviceState = ServiceState.CREATE_JUST;
                throw new MQClientException("The adminExt group[" + this.defaultMQAdminExt.getAdminExtGroup()
                    + "] has created already, specifed another name please."
                    + FAQUrl.suggestTodo(FAQUrl.GROUP_NAME_DUPLICATE_URL), null);
            }

            mqClientInstance.start();

            log.info("the adminExt [{}] start OK", this.defaultMQAdminExt.getAdminExtGroup());

            this.serviceState = ServiceState.RUNNING;
            break;
        case RUNNING:
        case START_FAILED:
        case SHUTDOWN_ALREADY:
            throw new MQClientException("The AdminExt service state not OK, maybe started once, "
                + this.serviceState
                + FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK), null);
        default:
            break;
    }
}