@Sanju - Even am facing this issue and not able to connect to cassandra as
i do get below error:
cqlsh -f commands.cql -u dtdprusr1 -p ohbohdair2oiNgo 10.248.73.221 9160
Connection error: ('Unable to connect to any servers', {'10.248.73.221':
error(111, "Tried connecting to [('10.248.73.221', 9160)]. Last error:
Connection refused")})
any solution for it.?
On Wednesday, November 25, 2015 at 12:53:16 AM UTC+5:30, sanju dhoomakethu
wrote:
>
>
> client details
> {u'KernelVersion': u'4.1.12-boot2docker', u'Os': u'linux', u'BuildTime':
> u'Tue Nov 3 19:20:09 UTC 2015', u'ApiVersion': u'1.21', u'Version':
> u'1.9.0', u'GitCommit': u'76d6bc9', u'Arch': u'amd64', u'GoVersion':
> u'go1.4.3'}
>
> stack overflow link.
>
> http://stackoverflow.com/questions/33901933/connection-refused-error-with-cassandra-and-docker-py
>
> so basically I am trying to run a cassandra docker instance (2.1) and run
> cqlsh commands following instructions from
> https://hub.docker.com/_/cassandra/.
>
> $ docker run --name some-cassandra -d cassandra:2.1
> $ docker run -it --link some-cassandra:cassandra --rm cassandra sh -c 'exec
> cqlsh "$CASSANDRA_PORT_9042_TCP_ADDR"'
>
> or
>
> $ docker run -it --link some-cassandra:cassandra --rm cassandra cqlsh
> cassandra
>
> Manually everything works fine as expected , but when trying to automate
> this flow with docker-py ,I am having issues with running cqlsh shell. I am
> not able to execute the cqlsh shell and run commands against my running
> cassandra docker container from my linked container. Below, I have provided
> the code and the response I get for various combination of commands I have
> tried to get the cqlsh shell working. Any hints/suggestions/answers is
> highly appreciated.
>
> Here is the code I am using.
>
> import docker
>
> host_config = client.create_host_config(port_bindings={
> 9042: 9042,
> 7199: 7199,
> 7001: 7001
> })
>
> ctr = client.create_container('cassandra:2.1', name='some-cassandra',
> ports=[9042, 7199, 7001],
> host_config=host_config
> )# start cassandra container
> ctr_id = ctr['Id']
>
> link_path = 'some-cassandra'
> link_alias1 = 'cassandra'
>
> link_ctr = client.create_container(
> 'cassandra:2.1',
> command=['/bin/sh'],
> host_config=client.create_host_config(
> links={link_path: link_alias1},
> ),
> stdin_open=True,
> detach=True,
> tty=True)
> r=client.start(ctr)
> # start another linked container
>
> r=client.start(link_ctr["Id"])
> # Try to invoke cqlsh shell to run some commands
> for x in [["cat /etc/hosts"], ['cqlsh',"cassandra"], ['cqlsh',
> '$CASSANDRA_PORT_9042_TCP_ADDR'], ['cqlsh','172.17.0.4', '9042'],
> ['cqlsh','172.17.0.4', '9160'], ['cqlsh','172.17.0.4', '7199']]:
> res = client.exec_create(link_ctr["Id"], cmd=x)
> exec_log = client.exec_start(res)
> print exec_log
>
> client.stop(link_ctr["Id"])
> client.stop(ctr)
> client.remove_container(ctr)
> client.remove_container(link_ctr)
>
> and here is the output I am getting
> cat /etc/hosts/
>
> 172.17.0.5 5da36a67e228127.0.0.1 localhost::1 localhost ip6-localhost
> ip6-loopback
> fe00::0 ip6-localnet
> ff00::0 ip6-mcastprefix
> ff02::1 ip6-allnodes
> ff02::2 ip6-allrouters172.17.0.4 cassandra 000c295fb3c7 some-cassandra
>
> ['cqlsh',"cassandra"]
>
> Connection error: ('Unable to connect to any servers', {'cassandra':
> error(111, "Tried connecting to [('172.17.0.4', 9042)]. Last error:
> Connection refused")})
>
> ['cqlsh', '$CASSANDRA_PORT_9042_TCP_ADDR']
>
> Connection error: ('Unable to connect to any servers',
> {'$CASSANDRA_PORT_9042_TCP_ADDR': gaierror(-2, 'Name or service not known')})
>
> ['cqlsh','172.17.0.4', '9042']
>
> Connection error: ('Unable to connect to any servers', {'172.17.0.4':
> error(111, "Tried connecting to [('172.17.0.4', 9042)]. Last error:
> Connection refused")})
>
> ['cqlsh','172.17.0.4', '9160']
>
> Connection error: ('Unable to connect to any servers', {'172.17.0.4':
> error(111, "Tried connecting to [('172.17.0.4', 9160)]. Last error:
> Connection refused")})
>
> ['cqlsh','172.17.0.4', '7199']
>
> Connection error: ('Unable to connect to any servers', {'172.17.0.4':
> error(111, "Tried connecting to [('172.17.0.4', 7199)]. Last error:
> Connection refused")})
>
>
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