In a multinode deployment using kolla-ansible master, deployment fails with a mongodb replication-related error: "can't find self in the replset config".
Logs:
...
TASK [mongodb : Copying over mongodb.conf] *************************************
changed: [192.168.1.1] => (item=mongodb.conf) => {"changed": true, "checksum": "980752ded7cd7eb6c4583ca8151e5b87e0d67be1", "dest": "/etc/kolla//mongodb/mongodb.conf", "gid": 0, "group": "root", "item": "mongodb.conf", "md5sum": "0c061ccb2a13cd5d05e0156bae2a055a", "mode": "0644", "owner": "root", "size": 305, "src": "/root/.ansible/tmp/ansible-tmp-1474464962.55-27417649920289/source", "state": "file", "uid": 0}
TASK [mongodb : Starting mongodb bootstrap container] **************************
changed: [192.168.1.1] => {"changed": true, "result": false}
TASK [mongodb : Starting mongodb container] ************************************
changed: [192.168.1.1] => {"changed": true, "result": false}
TASK [mongodb : Waiting for the mongodb startup] *******************************
ok: [192.168.1.1] => {"changed": false, "elapsed": 4, "path": null, "port": 27017, "search_regex": null, "state": "started"}
TASK [mongodb : Checking current replication status] ***************************
ok: [192.168.1.1 -> 192.168.1.1] => {"changed": false, "cmd": ["docker", "exec", "-t", "mongodb", "mongo", "192.168.0.221", "--quiet", "--eval", "rs.status().ok"], "delta": "0:00:00.281315", "end": "2016-09-21 08:36:22.924528", "rc": 0, "start": "2016-09-21 08:36:22.643213", "stderr": "", "stdout": "0", "stdout_lines": ["0"], "warnings": []}
TASK [mongodb : Copying the mongodb replication set bootstrap script] **********
changed: [192.168.1.1 -> localhost] => {"changed": true, "checksum": "c4df9fe1c7f76a2e7910051db00e9b0afeab0420", "dest": "/tmp/mongodb_bootstrap_replication_set.js", "gid": 0, "group": "root", "md5sum": "9c892a67480e445645deb087772aceeb", "mode": "0644", "owner": "root", "size": 179, "src": "/home/madgin/.ansible/tmp/ansible-tmp-1474464983.17-266716950686470/source", "state": "file", "uid": 0}
TASK [mongodb : Bootstraping the mongodb replication set] **********************
fatal: [192.168.1.1 -> 192.168.1.1]: FAILED! => {"changed": true, "cmd": ["docker", "exec", "-t", "mongodb", "mongo", "192.168.0.221", "--quiet", "--eval", "printjson(rs.initiate(\n {\n \"_id\" : \"rs0\",\n \"version\" : 1,\n \"members\" : [\n {\n \"_id\" : 1,\n \"host\" : \"192.168.1.1:27017\"\n } ]\n }\n))"], "delta": "0:00:00.267858", "end": "2016-09-21 08:36:24.310294", "failed": true, "failed_when_result": true, "rc": 0, "start": "2016-09-21 08:36:24.042436", "stderr": "", "stdout": "{\r\n\t\"ok\" : 0,\r\n\t\"errmsg\" : \"couldn't initiate : can't find self in the replset config\"\r\n}", "stdout_lines": ["{", "\t\"ok\" : 0,", "\t\"errmsg\" : \"couldn't initiate : can't find self in the replset config\"", "}"], "warnings": []}
Please let me know if there's additional information I can provide that would be helpful. Thanks!
Note: I'm not experienced enough with mongodb to interpret it, but the mongodb.conf file used by the (successfully started) mongodb container does end with:
replication:
replSetName: rs0