{"action":"created","issue":{"url":"https://api.github.com/repos/rbeckman-nextgen/test-mc/issues/2454","repository_url":"https://api.github.com/repos/rbeckman-nextgen/test-mc","labels_url":"https://api.github.com/repos/rbeckman-nextgen/test-mc/issues/2454/labels{/name}","comments_url":"https://api.github.com/repos/rbeckman-nextgen/test-mc/issues/2454/comments","events_url":"https://api.github.com/repos/rbeckman-nextgen/test-mc/issues/2454/events","html_url":"https://github.com/rbeckman-nextgen/test-mc/issues/2454","id":521686232,"node_id":"MDU6SXNzdWU1MjE2ODYyMzI=","number":2454,"title":"Apparent deadlock when a channel is configured to write to itself","user":{"login":"rbeckman-nextgen","id":57539220,"node_id":"MDQ6VXNlcjU3NTM5MjIw","avatar_url":"https://avatars3.githubusercontent.com/u/57539220?v=4","gravatar_id":"","url":"https://api.github.com/users/rbeckman-nextgen","html_url":"https://github.com/rbeckman-nextgen","followers_url":"https://api.github.com/users/rbeckman-nextgen/followers","following_url":"https://api.github.com/users/rbeckman-nextgen/following{/other_user}","gists_url":"https://api.github.com/users/rbeckman-nextgen/gists{/gist_id}","starred_url":"https://api.github.com/users/rbeckman-nextgen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rbeckman-nextgen/subscriptions","organizations_url":"https://api.github.com/users/rbeckman-nextgen/orgs","repos_url":"https://api.github.com/users/rbeckman-nextgen/repos","events_url":"https://api.github.com/users/rbeckman-nextgen/events{/privacy}","received_events_url":"https://api.github.com/users/rbeckman-nextgen/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2019-11-12T17:16:48Z","updated_at":"2019-11-12T17:16:55Z","closed_at":"2019-11-12T17:16:49Z","author_association":"OWNER","body":"Setup a channel with a JS reader that reads messages into the channel. Set the destination as a channel writer that writes to itself. Deploy the channel, then attempt to stop the channel. Stopping should hang.\r\n\r\nThere may be a deadlock happening in Donkey somewhere when you have a channel that writes to itself. If possible, it would be great to detect and prevent this deadlock before it happens.\r\n\n\nImported Issue. Original Details:\nReporter: brentm\nCreated: 2013-04-04T08:15:48.000-0700"},"comment":{"url":"https://api.github.com/repos/rbeckman-nextgen/test-mc/issues/comments/552994163","html_url":"https://github.com/rbeckman-nextgen/test-mc/issues/2454#issuecomment-552994163","issue_url":"https://api.github.com/repos/rbeckman-nextgen/test-mc/issues/2454","id":552994163,"node_id":"MDEyOklzc3VlQ29tbWVudDU1Mjk5NDE2Mw==","user":{"login":"rbeckman-nextgen","id":57539220,"node_id":"MDQ6VXNlcjU3NTM5MjIw","avatar_url":"https://avatars3.githubusercontent.com/u/57539220?v=4","gravatar_id":"","url":"https://api.github.com/users/rbeckman-nextgen","html_url":"https://github.com/rbeckman-nextgen","followers_url":"https://api.github.com/users/rbeckman-nextgen/followers","following_url":"https://api.github.com/users/rbeckman-nextgen/following{/other_user}","gists_url":"https://api.github.com/users/rbeckman-nextgen/gists{/gist_id}","starred_url":"https://api.github.com/users/rbeckman-nextgen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rbeckman-nextgen/subscriptions","organizations_url":"https://api.github.com/users/rbeckman-nextgen/orgs","repos_url":"https://api.github.com/users/rbeckman-nextgen/repos","events_url":"https://api.github.com/users/rbeckman-nextgen/events{/privacy}","received_events_url":"https://api.github.com/users/rbeckman-nextgen/received_events","type":"User","site_admin":false},"created_at":"2019-11-12T17:16:55Z","updated_at":"2019-11-12T17:16:55Z","author_association":"OWNER","body":"The deadlock still occurs now but it is possible to halt the channel and break the deadlock. For now this is considered user error. If a user wants a channel to write to itself, the source or destination queue should be enabled.\n\nImported Comment. Original Details:\nAuthor: wayneh\nCreated: 2013-08-06T17:10:47.000-0700"}}
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