I have two docker containers running
docker ps
results
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
0bfd25abbfc6 f_service:latest "/usr/local/start-fl 13 seconds ago Up 2 seconds 0.0.0.0:8081->8081/tcp flume
6a1d974f4e3e h_service:latest "/usr/local/start-al 2 minutes ago Up About a minute 0.0.0.0:8080->8080/tcp hadoop
Hadoop services are running in hadoop container [i.e datanode, namenode, jobtracker, tasktracker, secondarynamenode]
Flume services are running on flume contianer [i.e flume-agent]
I want to run hadoop commands on flume container.[i.e hadoop fs -ls /] How to do it? Any ideas?
I tried linking but i fail to achieve it.
RUN COMMAND for the containers:
docker run -it --name hadoop -p 8080:8080 h_service
jps on hadoop container shows all hadoop services
docker run -it -p 8081:8081 --name flume --link hadoop:hadoop f_service
jps on flume shows
jps and Application.[which is flume i guess]
If i execute any hadoop commands inside flume container, i am getting the following error
mkdir: Call From 282fc55ec08d/172.17.5.236 to localhost:8020 failed on connection exception:
java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org
/hadoop/ConnectionRefused
telnet localhost 8020
unable to connect to remotehost. same for 8080 also.
netstat
inside flume container
netstat -na
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags Type State I-Node Path
netstat on hadoop container shows
netstat
Active Internet connections (w/o servers)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 localhost:49096 localhost:8020 TIME_WAIT
tcp 0 0 localhost:49079 localhost:8020 ESTABLISHED
tcp 0 0 localhost:8020 localhost:49079 ESTABLISHED
tcp 0 0 c0c82bab5efd:54003 likho.canonical.com:80 TIME_WAIT
tcp6 0 0 localhost:8021 localhost:40735 ESTABLISHED
tcp6 0 0 localhost:40735 localhost:8021 ESTABLISHED
Active UNIX domain sockets (w/o servers)
Proto RefCnt Flags Type State I-Node Path
unix 2 [ ] STREAM CONNECTED 9223040
unix 2 [ ] STREAM CONNECTED 9223013
unix 2 [ ] STREAM CONNECTED 9222782
unix 2 [ ] STREAM CONNECTED 9222116
unix 2 [ ] STREAM CONNECTED 9221761
unix 2 [ ] STREAM CONNECTED 9221758
unix 2 [ ] STREAM CONNECTED 9221302
unix 2 [ ] STREAM CONNECTED 9221284
unix 2 [ ] STREAM CONNECTED 9220884
unix 2 [ ] STREAM CONNECTED 9220877
Where localhost:8020, i guess 8020 is from the specification of core-site.xml