{"action":"created","issue":{"url":"https://api.github.com/repos/docker/docker/issues/24066","repository_url":"https://api.github.com/repos/docker/docker","labels_url":"https://api.github.com/repos/docker/docker/issues/24066/labels{/name}","comments_url":"https://api.github.com/repos/docker/docker/issues/24066/comments","events_url":"https://api.github.com/repos/docker/docker/issues/24066/events","html_url":"https://github.com/docker/docker/issues/24066","id":162787539,"number":24066,"title":"[1.12-rc] docker should have a way to pull/update service 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8T21:06:34Z","updated_at":"2016-09-30T14:04:13Z","closed_at":null,"body":"It's currently not possible to force updating a service's image, for example, if a service uses `nginx:1.11.1-alpine`, and an updated version is available for that tag, it's not possible to force pulling the latest version.\r\n\r\nRelated; when deploying a service, we want to be sure that each node uses the exact same version of the image.\r\n\r\nWe briefly discussed this yesterday, and are thinking of having Docker determine the sha256/digest of the specified image, and use that to deploy the service. When updating a service, the sha256/digest of the image is checked again, to know if an updated version is available and should be pulled.\r\n\r\n/cc @mgoelzer @aluzzardi @tonistiigi @tiborvass "},"comment":{"url":"https://api.github.com/repos/docker/docker/issues/comments/250752568","html_url":"https://github.com/docker/docker/issues/24066#issuecomment-250752568","issue_url":"https://api.github.com/repos/docker/docker/issues/24066","id":250752568,"user":{"login":"Vanuan","id":361985,"avatar_url":"https://avatars.githubusercontent.com/u/361985?v=3","gravatar_id":"","url":"https://api.github.com/users/Vanuan","html_url":"https://github.com/Vanuan","followers_url":"https://api.github.com/users/Vanuan/followers","following_url":"https://api.github.com/users/Vanuan/following{/other_user}","gists_url":"https://api.github.com/users/Vanuan/gists{/gist_id}","starred_url":"https://api.github.com/users/Vanuan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Vanuan/subscriptions","organizations_url":"https://api.github.com/users/Vanuan/orgs","repos_url":"https://api.github.com/users/Vanuan/repos","events_url":"https://api.github.com/users/Vanuan/events{/privacy}","received_events_url":"https://api.github.com/users/Vanuan/received_events","type":"User","site_admin":false},"created_at":"2016-09-30T14:04:13Z","updated_at":"2016-09-30T14:04:13Z","body":"I'm coming from Docker Hub automated builds.\r\nMy workflow is the following:\r\n- merge something to a \"stable\" branch\r\n- wait for hub to build a new \"latest\"\r\n- trigger docker service update\r\n\r\nAre there any other recommended workflows?"}}
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