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[Improvement-13653][Remote Logging] Support api-server to get task log from remote target (#13654)

3.2.0-release
Rick Cheng 2 years ago committed by GitHub
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commit
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  1. 59
      dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/LoggerServiceImpl.java
  2. 163
      dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/LogUtils.java
  3. 112
      dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/BaseLogProcessor.java
  4. 3
      dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/GetLogBytesProcessor.java
  5. 28
      dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/RollViewLogRequest.java
  6. 3
      dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/ViewWholeLogProcessor.java
  7. 3
      dolphinscheduler-service/src/main/java/org/apache/dolphinscheduler/service/log/LogClient.java
  8. 2
      dolphinscheduler-service/src/test/java/org/apache/dolphinscheduler/service/log/LoggerRequestProcessorTest.java
  9. 17
      dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/utils/LogUtils.java

59
dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/LoggerServiceImpl.java

@ -26,6 +26,8 @@ import org.apache.dolphinscheduler.api.service.LoggerService;
import org.apache.dolphinscheduler.api.service.ProjectService; import org.apache.dolphinscheduler.api.service.ProjectService;
import org.apache.dolphinscheduler.api.utils.Result; import org.apache.dolphinscheduler.api.utils.Result;
import org.apache.dolphinscheduler.common.constants.Constants; import org.apache.dolphinscheduler.common.constants.Constants;
import org.apache.dolphinscheduler.common.log.remote.RemoteLogUtils;
import org.apache.dolphinscheduler.common.utils.LogUtils;
import org.apache.dolphinscheduler.dao.entity.Project; import org.apache.dolphinscheduler.dao.entity.Project;
import org.apache.dolphinscheduler.dao.entity.ResponseTaskLog; import org.apache.dolphinscheduler.dao.entity.ResponseTaskLog;
import org.apache.dolphinscheduler.dao.entity.TaskDefinition; import org.apache.dolphinscheduler.dao.entity.TaskDefinition;
@ -37,9 +39,13 @@ import org.apache.dolphinscheduler.dao.repository.TaskInstanceDao;
import org.apache.dolphinscheduler.remote.utils.Host; import org.apache.dolphinscheduler.remote.utils.Host;
import org.apache.dolphinscheduler.service.log.LogClient; import org.apache.dolphinscheduler.service.log.LogClient;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.StringUtils;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.util.List;
import java.util.Map; import java.util.Map;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
@ -198,23 +204,39 @@ public class LoggerServiceImpl extends BaseServiceImpl implements LoggerService
*/ */
private String queryLog(TaskInstance taskInstance, int skipLineNum, int limit) { private String queryLog(TaskInstance taskInstance, int skipLineNum, int limit) {
Host host = Host.of(taskInstance.getHost()); Host host = Host.of(taskInstance.getHost());
String logPath = taskInstance.getLogPath();
log.info("Query task instance log, taskInstanceId:{}, taskInstanceName:{}, host:{}, logPath:{}, port:{}", log.info("Query task instance log, taskInstanceId:{}, taskInstanceName:{}, host:{}, logPath:{}, port:{}",
taskInstance.getId(), taskInstance.getName(), host.getIp(), taskInstance.getLogPath(), host.getPort()); taskInstance.getId(), taskInstance.getName(), host.getIp(), logPath, host.getPort());
StringBuilder log = new StringBuilder(); StringBuilder sb = new StringBuilder();
if (skipLineNum == 0) { if (skipLineNum == 0) {
String head = String.format(LOG_HEAD_FORMAT, String head = String.format(LOG_HEAD_FORMAT,
taskInstance.getLogPath(), logPath,
host, host,
Constants.SYSTEM_LINE_SEPARATOR); Constants.SYSTEM_LINE_SEPARATOR);
log.append(head); sb.append(head);
} }
log.append(logClient String logContent = logClient
.rollViewLog(host.getIp(), host.getPort(), taskInstance.getLogPath(), skipLineNum, limit)); .rollViewLog(host.getIp(), host.getPort(), logPath, skipLineNum, limit);
return log.toString(); if (skipLineNum == 0 && StringUtils.isEmpty(logContent) && RemoteLogUtils.isRemoteLoggingEnable()) {
// When getting the log for the first time (skipLineNum=0) returns empty, get the log from remote target
try {
log.info("Get log {} from remote target", logPath);
RemoteLogUtils.getRemoteLog(logPath);
List<String> lines = LogUtils.readPartFileContentFromLocal(logPath, skipLineNum, limit);
logContent = LogUtils.rollViewLogLines(lines);
FileUtils.delete(new File(logPath));
} catch (IOException e) {
log.error("Error while getting log from remote target", e);
}
}
sb.append(logContent);
return sb.toString();
} }
/** /**
@ -225,11 +247,28 @@ public class LoggerServiceImpl extends BaseServiceImpl implements LoggerService
*/ */
private byte[] getLogBytes(TaskInstance taskInstance) { private byte[] getLogBytes(TaskInstance taskInstance) {
Host host = Host.of(taskInstance.getHost()); Host host = Host.of(taskInstance.getHost());
String logPath = taskInstance.getLogPath();
byte[] head = String.format(LOG_HEAD_FORMAT, byte[] head = String.format(LOG_HEAD_FORMAT,
taskInstance.getLogPath(), logPath,
host, host,
Constants.SYSTEM_LINE_SEPARATOR).getBytes(StandardCharsets.UTF_8); Constants.SYSTEM_LINE_SEPARATOR).getBytes(StandardCharsets.UTF_8);
return Bytes.concat(head,
logClient.getLogBytes(host.getIp(), host.getPort(), taskInstance.getLogPath())); byte[] logBytes = logClient.getLogBytes(host.getIp(), host.getPort(), logPath);
if (logBytes.length == 0 && RemoteLogUtils.isRemoteLoggingEnable()) {
// get task log from remote target
try {
log.info("Get log {} from remote target", logPath);
RemoteLogUtils.getRemoteLog(logPath);
File logFile = new File(logPath);
logBytes = FileUtils.readFileToByteArray(logFile);
FileUtils.delete(logFile);
} catch (IOException e) {
log.error("Error while getting log from remote target", e);
}
}
return Bytes.concat(head, logBytes);
} }
} }

163
dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/LogUtils.java

@ -0,0 +1,163 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.dolphinscheduler.common.utils;
import org.apache.dolphinscheduler.common.log.remote.RemoteLogUtils;
import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import lombok.extern.slf4j.Slf4j;
@Slf4j
public class LogUtils {
public static byte[] getFileContentBytesFromLocal(String filePath) {
try (
InputStream in = new FileInputStream(filePath);
ByteArrayOutputStream bos = new ByteArrayOutputStream()) {
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) != -1) {
bos.write(buf, 0, len);
}
return bos.toByteArray();
} catch (IOException e) {
log.error("get file bytes error", e);
}
return new byte[0];
}
public static byte[] getFileContentBytesFromRemote(String filePath) {
RemoteLogUtils.getRemoteLog(filePath);
return getFileContentBytesFromLocal(filePath);
}
public static byte[] getFileContentBytes(String filePath) {
File file = new File(filePath);
if (file.exists()) {
return getFileContentBytesFromLocal(filePath);
}
if (RemoteLogUtils.isRemoteLoggingEnable()) {
return getFileContentBytesFromRemote(filePath);
}
return getFileContentBytesFromLocal(filePath);
}
public static List<String> readPartFileContentFromLocal(String filePath,
int skipLine,
int limit) {
File file = new File(filePath);
if (file.exists() && file.isFile()) {
try (Stream<String> stream = Files.lines(Paths.get(filePath))) {
return stream.skip(skipLine).limit(limit).collect(Collectors.toList());
} catch (IOException e) {
log.error("read file error", e);
throw new RuntimeException(String.format("Read file: %s error", filePath), e);
}
} else {
throw new RuntimeException("The file path: " + filePath + " not exists");
}
}
public static List<String> readPartFileContentFromRemote(String filePath,
int skipLine,
int limit) {
RemoteLogUtils.getRemoteLog(filePath);
return readPartFileContentFromLocal(filePath, skipLine, limit);
}
public static List<String> readPartFileContent(String filePath,
int skipLine,
int limit) {
File file = new File(filePath);
if (file.exists()) {
return readPartFileContentFromLocal(filePath, skipLine, limit);
}
if (RemoteLogUtils.isRemoteLoggingEnable()) {
return readPartFileContentFromRemote(filePath, skipLine, limit);
}
return readPartFileContentFromLocal(filePath, skipLine, limit);
}
public static String readWholeFileContentFromRemote(String filePath) {
RemoteLogUtils.getRemoteLog(filePath);
return LogUtils.readWholeFileContentFromLocal(filePath);
}
public static String readWholeFileContentFromLocal(String filePath) {
String line;
StringBuilder sb = new StringBuilder();
try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(filePath)))) {
while ((line = br.readLine()) != null) {
sb.append(line + "\r\n");
}
return sb.toString();
} catch (IOException e) {
log.error("read file error", e);
}
return "";
}
public static String readWholeFileContent(String filePath) {
File file = new File(filePath);
if (file.exists()) {
return readWholeFileContentFromLocal(filePath);
}
if (RemoteLogUtils.isRemoteLoggingEnable()) {
return readWholeFileContentFromRemote(filePath);
}
return readWholeFileContentFromLocal(filePath);
}
public static String rollViewLogLines(List<String> lines) {
StringBuilder builder = new StringBuilder();
final int MaxResponseLogSize = 65535;
int totalLogByteSize = 0;
for (String line : lines) {
// If a single line of log is exceed max response size, cut off the line
final int lineByteSize = line.getBytes(StandardCharsets.UTF_8).length;
if (lineByteSize >= MaxResponseLogSize) {
builder.append(line, 0, MaxResponseLogSize)
.append(" [this line's size ").append(lineByteSize).append(" bytes is exceed ")
.append(MaxResponseLogSize).append(" bytes, so only ")
.append(MaxResponseLogSize).append(" characters are reserved for performance reasons.]")
.append("\r\n");
} else {
builder.append(line).append("\r\n");
}
totalLogByteSize += lineByteSize;
if (totalLogByteSize >= MaxResponseLogSize) {
break;
}
}
return builder.toString();
}
}

112
dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/BaseLogProcessor.java

@ -17,121 +17,9 @@
package org.apache.dolphinscheduler.remote.processor; package org.apache.dolphinscheduler.remote.processor;
import org.apache.dolphinscheduler.common.log.remote.RemoteLogUtils;
import org.apache.dolphinscheduler.plugin.task.api.utils.LogUtils;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
@Slf4j @Slf4j
public abstract class BaseLogProcessor { public abstract class BaseLogProcessor {
/**
* get files content bytes for download file
*
* @param filePath file path
* @return byte array of file
*/
protected byte[] getFileContentBytesFromLocal(String filePath) {
try (
InputStream in = new FileInputStream(filePath);
ByteArrayOutputStream bos = new ByteArrayOutputStream()) {
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) != -1) {
bos.write(buf, 0, len);
}
return bos.toByteArray();
} catch (IOException e) {
log.error("get file bytes error", e);
}
return new byte[0];
}
protected byte[] getFileContentBytesFromRemote(String filePath) {
RemoteLogUtils.getRemoteLog(filePath);
return getFileContentBytesFromLocal(filePath);
}
protected byte[] getFileContentBytes(String filePath) {
File file = new File(filePath);
if (file.exists()) {
return getFileContentBytesFromLocal(filePath);
}
if (RemoteLogUtils.isRemoteLoggingEnable()) {
return getFileContentBytesFromRemote(filePath);
}
return getFileContentBytesFromLocal(filePath);
}
/**
* read part file contentcan skip any line and read some lines
*
* @param filePath file path
* @param skipLine skip line
* @param limit read lines limit
* @return part file content
*/
protected List<String> readPartFileContentFromLocal(String filePath,
int skipLine,
int limit) {
File file = new File(filePath);
if (file.exists() && file.isFile()) {
try (Stream<String> stream = Files.lines(Paths.get(filePath))) {
return stream.skip(skipLine).limit(limit).collect(Collectors.toList());
} catch (IOException e) {
log.error("read file error", e);
throw new RuntimeException(String.format("Read file: %s error", filePath), e);
}
} else {
throw new RuntimeException("The file path: " + filePath + " not exists");
}
}
protected List<String> readPartFileContentFromRemote(String filePath,
int skipLine,
int limit) {
RemoteLogUtils.getRemoteLog(filePath);
return readPartFileContentFromLocal(filePath, skipLine, limit);
}
protected List<String> readPartFileContent(String filePath,
int skipLine,
int limit) {
File file = new File(filePath);
if (file.exists()) {
return readPartFileContentFromLocal(filePath, skipLine, limit);
}
if (RemoteLogUtils.isRemoteLoggingEnable()) {
return readPartFileContentFromRemote(filePath, skipLine, limit);
}
return readPartFileContentFromLocal(filePath, skipLine, limit);
}
protected String readWholeFileContentFromRemote(String filePath) {
RemoteLogUtils.getRemoteLog(filePath);
return LogUtils.readWholeFileContentFromLocal(filePath);
}
protected String readWholeFileContent(String filePath) {
File file = new File(filePath);
if (file.exists()) {
return LogUtils.readWholeFileContentFromLocal(filePath);
}
if (RemoteLogUtils.isRemoteLoggingEnable()) {
return readWholeFileContentFromRemote(filePath);
}
return LogUtils.readWholeFileContentFromLocal(filePath);
}
} }

3
dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/GetLogBytesProcessor.java

@ -18,6 +18,7 @@
package org.apache.dolphinscheduler.remote.processor; package org.apache.dolphinscheduler.remote.processor;
import org.apache.dolphinscheduler.common.utils.JSONUtils; import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.common.utils.LogUtils;
import org.apache.dolphinscheduler.remote.command.Message; import org.apache.dolphinscheduler.remote.command.Message;
import org.apache.dolphinscheduler.remote.command.MessageType; import org.apache.dolphinscheduler.remote.command.MessageType;
import org.apache.dolphinscheduler.remote.command.log.GetLogBytesRequest; import org.apache.dolphinscheduler.remote.command.log.GetLogBytesRequest;
@ -38,7 +39,7 @@ public class GetLogBytesProcessor extends BaseLogProcessor implements NettyReque
GetLogBytesRequest getLogRequest = JSONUtils.parseObject( GetLogBytesRequest getLogRequest = JSONUtils.parseObject(
message.getBody(), GetLogBytesRequest.class); message.getBody(), GetLogBytesRequest.class);
String path = getLogRequest.getPath(); String path = getLogRequest.getPath();
byte[] bytes = getFileContentBytes(path); byte[] bytes = LogUtils.getFileContentBytes(path);
GetLogBytesResponse getLogResponse = new GetLogBytesResponse(bytes); GetLogBytesResponse getLogResponse = new GetLogBytesResponse(bytes);
channel.writeAndFlush(getLogResponse.convert2Command(message.getOpaque())); channel.writeAndFlush(getLogResponse.convert2Command(message.getOpaque()));
} }

28
dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/RollViewLogRequest.java

@ -18,11 +18,11 @@
package org.apache.dolphinscheduler.remote.processor; package org.apache.dolphinscheduler.remote.processor;
import org.apache.dolphinscheduler.common.utils.JSONUtils; import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.common.utils.LogUtils;
import org.apache.dolphinscheduler.remote.command.Message; import org.apache.dolphinscheduler.remote.command.Message;
import org.apache.dolphinscheduler.remote.command.MessageType; import org.apache.dolphinscheduler.remote.command.MessageType;
import org.apache.dolphinscheduler.remote.command.log.RollViewLogResponse; import org.apache.dolphinscheduler.remote.command.log.RollViewLogResponse;
import java.nio.charset.StandardCharsets;
import java.util.List; import java.util.List;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
@ -42,30 +42,12 @@ public class RollViewLogRequest extends BaseLogProcessor implements NettyRequest
String rollViewLogPath = rollViewLogRequest.getPath(); String rollViewLogPath = rollViewLogRequest.getPath();
List<String> lines = readPartFileContent(rollViewLogPath, List<String> lines = LogUtils.readPartFileContent(rollViewLogPath,
rollViewLogRequest.getSkipLineNum(), rollViewLogRequest.getLimit()); rollViewLogRequest.getSkipLineNum(), rollViewLogRequest.getLimit());
StringBuilder builder = new StringBuilder();
final int MaxResponseLogSize = 65535; String logContent = LogUtils.rollViewLogLines(lines);
int totalLogByteSize = 0;
for (String line : lines) {
// If a single line of log is exceed max response size, cut off the line
final int lineByteSize = line.getBytes(StandardCharsets.UTF_8).length;
if (lineByteSize >= MaxResponseLogSize) {
builder.append(line, 0, MaxResponseLogSize)
.append(" [this line's size ").append(lineByteSize).append(" bytes is exceed ")
.append(MaxResponseLogSize).append(" bytes, so only ")
.append(MaxResponseLogSize).append(" characters are reserved for performance reasons.]")
.append("\r\n");
} else {
builder.append(line).append("\r\n");
}
totalLogByteSize += lineByteSize;
if (totalLogByteSize >= MaxResponseLogSize) {
break;
}
}
RollViewLogResponse rollViewLogRequestResponse = RollViewLogResponse rollViewLogRequestResponse =
new RollViewLogResponse(builder.toString()); new RollViewLogResponse(logContent);
channel.writeAndFlush(rollViewLogRequestResponse.convert2Command(message.getOpaque())); channel.writeAndFlush(rollViewLogRequestResponse.convert2Command(message.getOpaque()));
} }

3
dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/processor/ViewWholeLogProcessor.java

@ -18,6 +18,7 @@
package org.apache.dolphinscheduler.remote.processor; package org.apache.dolphinscheduler.remote.processor;
import org.apache.dolphinscheduler.common.utils.JSONUtils; import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.common.utils.LogUtils;
import org.apache.dolphinscheduler.remote.command.Message; import org.apache.dolphinscheduler.remote.command.Message;
import org.apache.dolphinscheduler.remote.command.MessageType; import org.apache.dolphinscheduler.remote.command.MessageType;
import org.apache.dolphinscheduler.remote.command.log.ViewLogRequest; import org.apache.dolphinscheduler.remote.command.log.ViewLogRequest;
@ -38,7 +39,7 @@ public class ViewWholeLogProcessor extends BaseLogProcessor implements NettyRequ
ViewLogRequest viewLogRequest = JSONUtils.parseObject( ViewLogRequest viewLogRequest = JSONUtils.parseObject(
message.getBody(), ViewLogRequest.class); message.getBody(), ViewLogRequest.class);
String viewLogPath = viewLogRequest.getPath(); String viewLogPath = viewLogRequest.getPath();
String msg = readWholeFileContent(viewLogPath); String msg = LogUtils.readWholeFileContent(viewLogPath);
ViewLogResponseResponse viewLogResponse = new ViewLogResponseResponse(msg); ViewLogResponseResponse viewLogResponse = new ViewLogResponseResponse(msg);
channel.writeAndFlush(viewLogResponse.convert2Command(message.getOpaque())); channel.writeAndFlush(viewLogResponse.convert2Command(message.getOpaque()));
} }

3
dolphinscheduler-service/src/main/java/org/apache/dolphinscheduler/service/log/LogClient.java

@ -19,6 +19,7 @@ package org.apache.dolphinscheduler.service.log;
import static org.apache.dolphinscheduler.common.constants.Constants.APPID_COLLECT; import static org.apache.dolphinscheduler.common.constants.Constants.APPID_COLLECT;
import static org.apache.dolphinscheduler.common.constants.Constants.DEFAULT_COLLECT_WAY; import static org.apache.dolphinscheduler.common.constants.Constants.DEFAULT_COLLECT_WAY;
import static org.apache.dolphinscheduler.common.utils.LogUtils.readWholeFileContentFromLocal;
import org.apache.dolphinscheduler.common.utils.JSONUtils; import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.common.utils.NetUtils; import org.apache.dolphinscheduler.common.utils.NetUtils;
@ -114,7 +115,7 @@ public class LogClient implements AutoCloseable {
final Host address = new Host(host, port); final Host address = new Host(host, port);
try { try {
if (NetUtils.getHost().equals(host)) { if (NetUtils.getHost().equals(host)) {
return LogUtils.readWholeFileContentFromLocal(request.getPath()); return readWholeFileContentFromLocal(request.getPath());
} else { } else {
Message message = request.convert2Command(); Message message = request.convert2Command();
Message response = this.client.sendSync(address, message, LOG_REQUEST_TIMEOUT); Message response = this.client.sendSync(address, message, LOG_REQUEST_TIMEOUT);

2
dolphinscheduler-service/src/test/java/org/apache/dolphinscheduler/service/log/LoggerRequestProcessorTest.java

@ -18,7 +18,7 @@
package org.apache.dolphinscheduler.service.log; package org.apache.dolphinscheduler.service.log;
import org.apache.dolphinscheduler.common.utils.JSONUtils; import org.apache.dolphinscheduler.common.utils.JSONUtils;
import org.apache.dolphinscheduler.plugin.task.api.utils.LogUtils; import org.apache.dolphinscheduler.common.utils.LogUtils;
import org.apache.dolphinscheduler.remote.command.Message; import org.apache.dolphinscheduler.remote.command.Message;
import org.apache.dolphinscheduler.remote.command.MessageType; import org.apache.dolphinscheduler.remote.command.MessageType;
import org.apache.dolphinscheduler.remote.command.log.ViewLogRequest; import org.apache.dolphinscheduler.remote.command.log.ViewLogRequest;

17
dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/utils/LogUtils.java

@ -26,11 +26,8 @@ import org.apache.dolphinscheduler.plugin.task.api.log.TaskLogDiscriminator;
import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.StringUtils;
import java.io.BufferedReader;
import java.io.File; import java.io.File;
import java.io.FileInputStream;
import java.io.IOException; import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.nio.file.Paths; import java.nio.file.Paths;
@ -186,20 +183,6 @@ public class LogUtils {
} }
} }
public static String readWholeFileContentFromLocal(String filePath) {
String line;
StringBuilder sb = new StringBuilder();
try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(filePath)))) {
while ((line = br.readLine()) != null) {
sb.append(line + "\r\n");
}
return sb.toString();
} catch (IOException e) {
log.error("read file error", e);
}
return "";
}
public static String getTaskInstanceLogFullPathMdc() { public static String getTaskInstanceLogFullPathMdc() {
return MDC.get(TASK_INSTANCE_LOG_FULL_PATH_MDC_KEY); return MDC.get(TASK_INSTANCE_LOG_FULL_PATH_MDC_KEY);
} }

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