如何在 Linux 中将日志文件从 Windows 7 流式传输到 HDFS?
Windows 中的 Flume 报错
我在 Windows 7 (Node 1) 上安装了“flume-node-0.9.3”。'flumenode' 服务正在运行并且可以访问 localhost:35862。
在 Windows 中,日志文件位于 'C:/logs/Weblogic.log'
CentOS Linux(节点 2)中的 Flume 代理也在运行。
- 在 Windows 机器中,JAVA_HOME 变量设置为“C:\Program Files\Java\jre7”
- Java.exe 文件位于“C:\Program Files\Java\jre7\bin\java.exe”
- Flume 节点安装在“C:\Program Files\Cloudera\Flume 0.9.3”
这是放置在 Windows 7(节点 1)上 Flume 的“conf”文件夹中的 flume-src.conf文件
source_agent.sources = weblogic_server
source_agent.sources.weblogic_server.type = exec
source_agent.sources.weblogic_server.command = tail -f C:/logs/Weblogic.log
source_agent.sources.weblogic_server.batchSize = 1
source_agent.sources.weblogic_server.channels = memoryChannel
source_agent.sources.weblogic_server.interceptors = itime ihost itype
source_agent.sources.weblogic_server.interceptors.itime.type = timestamp
source_agent.sources.weblogic_server.interceptors.ihost.type = host
source_agent.sources.weblogic_server.interceptors.ihost.useIP = false
source_agent.sources.weblogic_server.interceptors.ihost.hostHeader = host
source_agent.sources.weblogic_server.interceptors.itype.type = static
source_agent.sources.weblogic_server.interceptors.itype.key = log_type
source_agent.sources.weblogic_server.interceptors.itype.value = apache_access_combined
source_agent.channels = memoryChannel
source_agent.channels.memoryChannel.type = memory
source_agent.channels.memoryChannel.capacity = 100
source_agent.sinks = avro_sink
source_agent.sinks.avro_sink.type = avro
source_agent.sinks.avro_sink.channel = memoryChannel
source_agent.sinks.avro_sink.hostname = 10.10.201.40
source_agent.sinks.avro_sink.port = 41414
我尝试通过在 Flume 文件夹中执行以下命令来运行上述文件:
C:\Program Files\Cloudera\Flume 0.9.3>"C:\Program Files\Java\jre7\bin\java.exe"
-Xmx20m -Dlog4j.configuration=file:///%CD%\conf\log4j.properties -cp "C:\Program Files\Cloudera\Flume 0.9.3\lib*" org.apache.flume.node.Application
-f C:\Program Files\Cloudera\Flume 0.9.3\conf\flume-src.conf -n source_agent
但它给出了以下信息:
Error: Could not find or load main class Files\Cloudera\Flume
这是在 CentOS(节点 2)中运行的trg-node.conf文件。CentOS 节点工作正常:
collector.sources = AvroIn
collector.sources.AvroIn.type = avro
collector.sources.AvroIn.bind = 0.0.0.0
collector.sources.AvroIn.port = 41414
collector.sources.AvroIn.channels = mc1 mc2
collector.channels = mc1 mc2
collector.channels.mc1.type = memory
collector.channels.mc1.capacity = 100
collector.channels.mc2.type = memory
collector.channels.mc2.capacity = 100
collector.sinks = HadoopOut
collector.sinks.HadoopOut.type = hdfs
collector.sinks.HadoopOut.channel = mc2
collector.sinks.HadoopOut.hdfs.path =/user/root
collector.sinks.HadoopOut.hdfs.callTimeout = 150000
collector.sinks.HadoopOut.hdfs.fileType = DataStream
collector.sinks.HadoopOut.hdfs.writeFormat = Text
collector.sinks.HadoopOut.hdfs.rollSize = 0
collector.sinks.HadoopOut.hdfs.rollCount = 10000
collector.sinks.HadoopOut.hdfs.rollInterval = 600