{"action":"created","comment":{"url":"https://api.github.com/repos/influxdb/influxdb/pulls/comments/29478075","id":29478075,"diff_hunk":"@@ -1204,7 +1260,7 @@ func (r *TopicReader) Read(p []byte) (int, error) {\n \t\tif err == ErrReaderClosed {\n \t\t\treturn 0, io.EOF\n \t\t} else if err != nil {\n-\t\t\treturn 0, fmt.Errorf(\"file: %s\", err)","path":"messaging/broker.go","position":109,"original_position":109,"commit_id":"ded1202cf06b960b1b4058893c03299270e1dcc1","original_commit_id":"ded1202cf06b960b1b4058893c03299270e1dcc1","user":{"login":"otoolep","id":536312,"avatar_url":"https://avatars.githubusercontent.com/u/536312?v=3","gravatar_id":"","url":"https://api.github.com/users/otoolep","html_url":"https://github.com/otoolep","followers_url":"https://api.github.com/users/otoolep/followers","following_url":"https://api.github.com/users/otoolep/following{/other_user}","gists_url":"https://api.github.com/users/otoolep/gists{/gist_id}","starred_url":"https://api.github.com/users/otoolep/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/otoolep/subscriptions","organizations_url":"https://api.github.com/users/otoolep/orgs","repos_url":"https://api.github.com/users/otoolep/repos","events_url":"https://api.github.com/users/otoolep/events{/privacy}","received_events_url":"https://api.github.com/users/otoolep/received_events","type":"User","site_admin":false},"body":"Yeah, this is what I am trying to do. Up for a better approach, but I do need to catch this specific error.","created_at":"2015-04-30T22:51:04Z","updated_at":"2015-04-30T22:51:04Z","html_url":"https://github.com/influxdb/influxdb/pull/2433#discussion_r29478075","pull_request_url":"https://api.github.com/repos/influxdb/influxdb/pulls/2433","_links":{"self":{"href":"https://api.github.com/repos/influxdb/influxdb/pulls/comments/29478075"},"html":{"href":"https://github.com/influxdb/influxdb/pull/2433#discussion_r29478075"},"pull_request":{"href":"https://api.github.com/repos/influxdb/influxdb/pulls/2433"}}},"pull_request":{"url":"https://api.github.com/repos/influxdb/influxdb/pulls/2433","id":34101068,"html_url":"https://github.com/influxdb/influxdb/pull/2433","diff_url":"https://github.com/influxdb/influxdb/pull/2433.diff","patch_url":"https://github.com/influxdb/influxdb/pull/2433.patch","issue_url":"https://api.github.com/repos/influxdb/influxdb/issues/2433","number":2433,"state":"open","locked":false,"title":"Peer shard replication -- broker side","user":{"login":"otoolep","id":536312,"avatar_url":"https://avatars.githubusercontent.com/u/536312?v=3","gravatar_id":"","url":"https://api.github.com/users/otoolep","html_url":"https://github.com/otoolep","followers_url":"https://api.github.com/users/otoolep/followers","following_url":"https://api.github.com/users/otoolep/following{/other_user}","gists_url":"https://api.github.com/users/otoolep/gists{/gist_id}","starred_url":"https://api.github.com/users/otoolep/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/otoolep/subscriptions","organizations_url":"https://api.github.com/users/otoolep/orgs","repos_url":"https://api.github.com/users/otoolep/repos","events_url":"https://api.github.com/users/otoolep/events{/privacy}","received_events_url":"https://api.github.com/users/otoolep/received_events","type":"User","site_admin":false},"body":"WIP.\r\n\r\nThis change is so far made up for two commits. The earlier commit simply adds some functions to the topic and broker types, such that each can provide (data node) URLs where data for that topic is available (through the already-implemented \"serve-shard\" endpoint).\r\n\r\nThe later commit then modifies the topic reader such that if during reading ErrTopicTruncated is returned by the reader, the handler serving the topic data can instead provide a URL where the client should instead request the data.\r\n\r\nWhat remains at this point is to get this code working, and then have the client (a new data coming online for example) correctly respond to the redirect. In that case it will retrieve the data from that endpoint and return to this code, but requesting a later 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