{"action":"opened","issue":{"url":"https://api.github.com/repos/docker/docker/issues/23855","repository_url":"https://api.github.com/repos/docker/docker","labels_url":"https://api.github.com/repos/docker/docker/issues/23855/labels{/name}","comments_url":"https://api.github.com/repos/docker/docker/issues/23855/comments","events_url":"https://api.github.com/repos/docker/docker/issues/23855/events","html_url":"https://github.com/docker/docker/issues/23855","id":161689540,"number":23855,"title":"1.12 docker service issue: service can't reach another service with internal dns name","user":{"login":"sodre90","id":6430206,"avatar_url":"https://avatars.githubusercontent.com/u/6430206?v=3","gravatar_id":"","url":"https://api.github.com/users/sodre90","html_url":"https://github.com/sodre90","followers_url":"https://api.github.com/users/sodre90/followers","following_url":"https://api.github.com/users/sodre90/following{/other_user}","gists_url":"https://api.github.com/users/sodre90/gists{/gist_id}","starred_url":"https://api.github.com/users/sodre90/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/sodre90/subscriptions","organizations_url":"https://api.github.com/users/sodre90/orgs","repos_url":"https://api.github.com/users/sodre90/repos","events_url":"https://api.github.com/users/sodre90/events{/privacy}","received_events_url":"https://api.github.com/users/sodre90/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/docker/docker/labels/version/1.12","name":"version/1.12","color":"ededed"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-06-22T13:56:43Z","updated_at":"2016-06-22T13:56:43Z","closed_at":null,"body":"**Output of `docker version`:**\r\n\r\n```\r\nClient:\r\n Version:      1.12.0-rc2\r\n API version:  1.24\r\n Go version:   go1.6.2\r\n Git commit:   906eacd\r\n Built:\r\n OS/Arch:      linux/amd64\r\n Experimental: true\r\n\r\nServer:\r\n Version:      1.12.0-rc2\r\n API version:  1.24\r\n Go version:   go1.6.2\r\n Git commit:   906eacd\r\n Built:\r\n OS/Arch:      linux/amd64\r\n Experimental: true\r\n```\r\n\r\n\r\n**Output of `docker info`:**\r\n\r\n```\r\nContainers: 3\r\n Running: 2\r\n Paused: 0\r\n Stopped: 1\r\nImages: 2\r\nServer Version: 1.12.0-rc2\r\nStorage Driver: devicemapper\r\n Pool Name: docker-253:1-50373608-pool\r\n Pool Blocksize: 65.54 kB\r\n Base Device Size: 10.74 GB\r\n Backing Filesystem: xfs\r\n Data file: /dev/loop0\r\n Metadata file: /dev/loop1\r\n Data Space Used: 296.7 MB\r\n Data Space Total: 107.4 GB\r\n Data Space Available: 41.2 GB\r\n Metadata Space Used: 1.114 MB\r\n Metadata Space Total: 2.147 GB\r\n Metadata Space Available: 2.146 GB\r\n Thin Pool Minimum Free Space: 10.74 GB\r\n Udev Sync Supported: true\r\n Deferred Removal Enabled: false\r\n Deferred Deletion Enabled: false\r\n Deferred Deleted Device Count: 0\r\n Data loop file: /var/lib/docker/devicemapper/devicemapper/data\r\n WARNING: Usage of loopback devices is strongly discouraged for production use. Either use `--storage-opt dm.thinpooldev` or use `--storage-opt dm.no_warn_on_loop_devices=true` to suppress this warning.\r\n Metadata loop file: /var/lib/docker/devicemapper/devicemapper/metadata\r\n Library Version: 1.02.107-RHEL7 (2015-12-01)\r\nLogging Driver: json-file\r\nCgroup Driver: cgroupfs\r\nPlugins:\r\n Volume: local\r\n Network: host bridge overlay null\r\nSwarm: active\r\n NodeID: 0cvppkel734omitklgpta1l9k\r\n IsManager: Yes\r\n Managers: 1\r\n Nodes: 2\r\n CACertHash: sha256:4acd2bf14e1745e0b8183e8fb8831509b715439d32e1bff992c020e2808ba266\r\nRuntimes: default\r\nDefault Runtime: default\r\nSecurity Options: seccomp\r\nKernel Version: 3.10.0-327.13.1.el7.x86_64\r\nOperating System: CentOS Linux 7 (Core)\r\nOSType: linux\r\nArchitecture: x86_64\r\nCPUs: 2\r\nTotal Memory: 3.703 GiB\r\nName: peti-test-1\r\nID: CFD3:Y722:6FPU:6J7T:SM6C:D5X4:YLBS:PDAR:XSON:ZWWR:OCEE:ZW3M\r\nDocker Root Dir: /var/lib/docker\r\nDebug Mode (client): false\r\nDebug Mode (server): false\r\nRegistry: https://index.docker.io/v1/\r\nWARNING: bridge-nf-call-ip6tables is disabled\r\nExperimental: true\r\nInsecure Registries:\r\n 127.0.0.0/8\r\n```\r\n\r\n**Steps to reproduce the issue:**\r\n1. machine-1: docker swarm init\r\n2. machine-2: docker swarm join machine-1:2377\r\n3. machine-1: docker network -d overlay test_network\r\n4. machine-1: docker service create --name first_service --network test_network instavote/vote\r\n5. machine-1: docker service create --name second_service --network test_network instavote/vote\r\n6. machine-1: docker exec -it $(docker ps -q | awk 'NR==1{print $1}') ping first_service\r\n OR machine-1: docker exec -it $(docker ps -q | awk 'NR==1{print $1}') ping second_service\r\n\r\n**Describe the results you received:**\r\nTIMEOUT\r\n\r\n**Describe the results you expected:**\r\nsuccessful ping"}}
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