{"action":"created","issue":{"url":"https://api.github.com/repos/grpc/grpc/issues/15265","repository_url":"https://api.github.com/repos/grpc/grpc","labels_url":"https://api.github.com/repos/grpc/grpc/issues/15265/labels{/name}","comments_url":"https://api.github.com/repos/grpc/grpc/issues/15265/comments","events_url":"https://api.github.com/repos/grpc/grpc/issues/15265/events","html_url":"https://github.com/grpc/grpc/pull/15265","id":320076741,"number":15265,"title":"Add tsi_handshaker_shutdown() to TSI and update corresponding TSI implementations","user":{"login":"yihuazhang","id":26934891,"avatar_url":"https://avatars2.githubusercontent.com/u/26934891?v=4","gravatar_id":"","url":"https://api.github.com/users/yihuazhang","html_url":"https://github.com/yihuazhang","followers_url":"https://api.github.com/users/yihuazhang/followers","following_url":"https://api.github.com/users/yihuazhang/following{/other_user}","gists_url":"https://api.github.com/users/yihuazhang/gists{/gist_id}","starred_url":"https://api.github.com/users/yihuazhang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yihuazhang/subscriptions","organizations_url":"https://api.github.com/users/yihuazhang/orgs","repos_url":"https://api.github.com/users/yihuazhang/repos","events_url":"https://api.github.com/users/yihuazhang/events{/privacy}","received_events_url":"https://api.github.com/users/yihuazhang/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":33,"created_at":"2018-05-03T20:55:31Z","updated_at":"2018-05-08T18:16:56Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/grpc/grpc/pulls/15265","html_url":"https://github.com/grpc/grpc/pull/15265","diff_url":"https://github.com/grpc/grpc/pull/15265.diff","patch_url":"https://github.com/grpc/grpc/pull/15265.patch"},"body":"This PR adds tsi_handshaker_shutdown() to transport security interface (TSI) and updates ALTS, SSL, and fake TSI implementation to incorporate that.\r\n\r\nFor ALTS, if tsi_handshaker_shutdown() is called\r\n\r\n1) All successive tsi_handshaker_next() on the same handshaker will immediately invoke a callback with an error. \r\n2) All responses returned from handshaker service will also immediately invoke a callback with an error. \r\n3) All requests stored in completion queue, but not yet executed will be cancelled.\r\n\r\nFor SSL and Fake, if tsi_handshaker_shutdown() is called, no more tsi_handshaker_next() is allowed to be scheduled.\r\n\r\n<!-- Reviewable:start -->\r\n---\r\nThis change is [<img src=\"https://reviewable.io/review_button.svg\" height=\"34\" align=\"absmiddle\" alt=\"Reviewable\"/>](https://reviewable.io/reviews/grpc/grpc/15265)\r\n<!-- Reviewable:end -->\r\n"},"comment":{"url":"https://api.github.com/repos/grpc/grpc/issues/comments/387494457","html_url":"https://github.com/grpc/grpc/pull/15265#issuecomment-387494457","issue_url":"https://api.github.com/repos/grpc/grpc/issues/15265","id":387494457,"user":{"login":"grpc-testing","id":28024233,"avatar_url":"https://avatars1.githubusercontent.com/u/28024233?v=4","gravatar_id":"","url":"https://api.github.com/users/grpc-testing","html_url":"https://github.com/grpc-testing","followers_url":"https://api.github.com/users/grpc-testing/followers","following_url":"https://api.github.com/users/grpc-testing/following{/other_user}","gists_url":"https://api.github.com/users/grpc-testing/gists{/gist_id}","starred_url":"https://api.github.com/users/grpc-testing/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/grpc-testing/subscriptions","organizations_url":"https://api.github.com/users/grpc-testing/orgs","repos_url":"https://api.github.com/users/grpc-testing/repos","events_url":"https://api.github.com/users/grpc-testing/events{/privacy}","received_events_url":"https://api.github.com/users/grpc-testing/received_events","type":"User","site_admin":false},"created_at":"2018-05-08T18:16:56Z","updated_at":"2018-05-08T18:16:56Z","author_association":"NONE","body":"```\n[microbenchmarks] No significant performance differences\n```"}}
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