docker.rst

Docker stuff

Values returned by docker module

The Docker module sets facts, so there's no need to use register in order to access these variables. Instead, just access the docker_containers variable, which is a list that looks like this:

"docker_containers": [
    {
        "AppArmorProfile": "",
        "Args": [
            "postgres"
        ],
        "Config": {
            "AttachStderr": false,
            "AttachStdin": false,
            "AttachStdout": false,
            "Cmd": [
                "postgres"
            ],
            "CpuShares": 0,
            "Cpuset": "",
            "Domainname": "",
            "Entrypoint": [
                "/docker-entrypoint.sh"
            ],
            "Env": [
                "POSTGRES_PASSWORD=password",
                "POSTGRES_USER=mezzanine",
                "PATH=/usr/lib/postgresql/9.4/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
                "LANG=en_US.utf8",
                "PG_MAJOR=9.4",
                "PG_VERSION=9.4.0-1.pgdg70+1",
                "PGDATA=/var/lib/postgresql/data"
            ],
            "ExposedPorts": {
                "5432/tcp": {}
            },
            "Hostname": "71f40ec4b58c",
            "Image": "postgres",
            "MacAddress": "",
            "Memory": 0,
            "MemorySwap": 0,
            "NetworkDisabled": false,
            "OnBuild": null,
            "OpenStdin": false,
            "PortSpecs": null,
            "StdinOnce": false,
            "Tty": false,
            "User": "",
            "Volumes": {
                "/var/lib/postgresql/data": {}
            },
            "WorkingDir": ""
        },
        "Created": "2014-12-25T22:59:15.841107151Z",
        "Driver": "aufs",
        "ExecDriver": "native-0.2",
        "HostConfig": {
            "Binds": null,
            "CapAdd": null,
            "CapDrop": null,
            "ContainerIDFile": "",
            "Devices": null,
            "Dns": null,
            "DnsSearch": null,
            "ExtraHosts": null,
            "IpcMode": "",
            "Links": null,
            "LxcConf": null,
            "NetworkMode": "",
            "PortBindings": {
                "5432/tcp": [
                    {
                        "HostIp": "0.0.0.0",
                        "HostPort": ""
                    }
                ]
            },
            "Privileged": false,
            "PublishAllPorts": false,
            "RestartPolicy": {
                "MaximumRetryCount": 0,
                "Name": ""
            },
            "SecurityOpt": null,
            "VolumesFrom": [
                "data-volume"
            ]
        },
        "HostnamePath": "/mnt/sda1/var/lib/docker/containers/71f40ec4b58c3176030274afb025fbd3eb130fe79d4a6a69de473096f335e7eb/hostname",
        "HostsPath": "/mnt/sda1/var/lib/docker/containers/71f40ec4b58c3176030274afb025fbd3eb130fe79d4a6a69de473096f335e7eb/hosts",
        "Id": "71f40ec4b58c3176030274afb025fbd3eb130fe79d4a6a69de473096f335e7eb",
        "Image": "b58a816df10fb20c956d39724001d4f2fabddec50e0d9099510f0eb579ec8a45",
        "MountLabel": "",
        "Name": "/high_lovelace",
        "NetworkSettings": {
            "Bridge": "docker0",
            "Gateway": "172.17.42.1",
            "IPAddress": "172.17.0.12",
            "IPPrefixLen": 16,
            "MacAddress": "02:42:ac:11:00:0c",
            "PortMapping": null,
            "Ports": {
                "5432/tcp": [
                    {
                        "HostIp": "0.0.0.0",
                        "HostPort": "49153"
                    }
                ]
            }
        },
        "Path": "/docker-entrypoint.sh",
        "ProcessLabel": "",
        "ResolvConfPath": "/mnt/sda1/var/lib/docker/containers/71f40ec4b58c3176030274afb025fbd3eb130fe79d4a6a69de473096f335e7eb/resolv.conf",
        "State": {
            "Error": "",
            "ExitCode": 0,
            "FinishedAt": "0001-01-01T00:00:00Z",
            "OOMKilled": false,
            "Paused": false,
            "Pid": 9625,
            "Restarting": false,
            "Running": true,
            "StartedAt": "2014-12-25T22:59:16.219732465Z"
        },
        "Volumes": {
            "/var/lib/postgresql/data": "/mnt/sda1/var/lib/docker/vfs/dir/4ccd3150c8d74b9b0feb56df928ac915599e12c3ab573cd4738a18fe3dc6f474"
        },
        "VolumesRW": {
            "/var/lib/postgresql/data": true
        }
    }
]