{"action":"created","issue":{"url":"https://api.github.com/repos/docker-library/docker/issues/55","repository_url":"https://api.github.com/repos/docker-library/docker","labels_url":"https://api.github.com/repos/docker-library/docker/issues/55/labels{/name}","comments_url":"https://api.github.com/repos/docker-library/docker/issues/55/comments","events_url":"https://api.github.com/repos/docker-library/docker/issues/55/events","html_url":"https://github.com/docker-library/docker/issues/55","id":228505607,"number":55,"title":"Unable to change the group for the docker socket because the group does not exist","user":{"login":"gunr2171","id":8290105,"avatar_url":"https://avatars3.githubusercontent.com/u/8290105?v=3","gravatar_id":"","url":"https://api.github.com/users/gunr2171","html_url":"https://github.com/gunr2171","followers_url":"https://api.github.com/users/gunr2171/followers","following_url":"https://api.github.com/users/gunr2171/following{/other_user}","gists_url":"https://api.github.com/users/gunr2171/gists{/gist_id}","starred_url":"https://api.github.com/users/gunr2171/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gunr2171/subscriptions","organizations_url":"https://api.github.com/users/gunr2171/orgs","repos_url":"https://api.github.com/users/gunr2171/repos","events_url":"https://api.github.com/users/gunr2171/events{/privacy}","received_events_url":"https://api.github.com/users/gunr2171/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2017-05-13T22:56:09Z","updated_at":"2017-05-15T17:11:37Z","closed_at":"2017-05-15T17:11:37Z","body":"I'm running the docker dind image like this:\r\n\r\n    docker run --rm -it --privileged docker:17.05.0-ce-dind\r\n\r\nThe very first line of the log is:\r\n\r\n> could not change group /var/run/docker.sock to docker: group docker not found\r\n\r\nAnd as such, the permissions of the docker socket are completely owned by `root`. Is this a bug or intentional?\r\n\r\nI will be volume-ing the socket to other containers. Those containers run as non-root but are part of the `docker` group."},"comment":{"url":"https://api.github.com/repos/docker-library/docker/issues/comments/301540228","html_url":"https://github.com/docker-library/docker/issues/55#issuecomment-301540228","issue_url":"https://api.github.com/repos/docker-library/docker/issues/55","id":301540228,"user":{"login":"gunr2171","id":8290105,"avatar_url":"https://avatars3.githubusercontent.com/u/8290105?v=3","gravatar_id":"","url":"https://api.github.com/users/gunr2171","html_url":"https://github.com/gunr2171","followers_url":"https://api.github.com/users/gunr2171/followers","following_url":"https://api.github.com/users/gunr2171/following{/other_user}","gists_url":"https://api.github.com/users/gunr2171/gists{/gist_id}","starred_url":"https://api.github.com/users/gunr2171/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gunr2171/subscriptions","organizations_url":"https://api.github.com/users/gunr2171/orgs","repos_url":"https://api.github.com/users/gunr2171/repos","events_url":"https://api.github.com/users/gunr2171/events{/privacy}","received_events_url":"https://api.github.com/users/gunr2171/received_events","type":"User","site_admin":false},"created_at":"2017-05-15T17:11:37Z","updated_at":"2017-05-15T17:11:37Z","body":"Ah, I didn't know about that argument.\r\n\r\nI did something similar: making my own image with dind as a base.\r\n\r\n```\r\nFROM docker:17.05.0-ce-dind\r\nRUN addgroup -g 2999 docker\r\n```\r\n\r\nThe command you give saves me from needing to make a whole new image. Thanks for that!\r\n"}}
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