{"action":"created","comment":{"url":"https://api.github.com/repos/NebulousLabs/Sia/pulls/comments/23098793","id":23098793,"diff_hunk":"@@ -10,6 +10,7 @@ import (\n // Exported errors\n var (\n \tConflictingTransactionErr = errors.New(\"conflicting transaction exists in transaction pool\")\n+\tInvalidSignatureErr       = errors.New(\"invalid signature in transaction\")","path":"consensus/transactions.go","position":4,"original_position":4,"commit_id":"7938081843eacf031d620f81ae0508c4ead06c9f","original_commit_id":"fe129f4a98c13977d7407fbcd1fa9a0856073337","user":{"login":"DavidVorick","id":2316841,"avatar_url":"https://avatars.githubusercontent.com/u/2316841?v=3","gravatar_id":"","url":"https://api.github.com/users/DavidVorick","html_url":"https://github.com/DavidVorick","followers_url":"https://api.github.com/users/DavidVorick/followers","following_url":"https://api.github.com/users/DavidVorick/following{/other_user}","gists_url":"https://api.github.com/users/DavidVorick/gists{/gist_id}","starred_url":"https://api.github.com/users/DavidVorick/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/DavidVorick/subscriptions","organizations_url":"https://api.github.com/users/DavidVorick/orgs","repos_url":"https://api.github.com/users/DavidVorick/repos","events_url":"https://api.github.com/users/DavidVorick/events{/privacy}","received_events_url":"https://api.github.com/users/DavidVorick/received_events","type":"User","site_admin":false},"body":"I remember writing a bunch of ErrXYZ, I'm not sure when I started doing it this way. It is more readable but it might impact organization and alphabetization.\r\n\r\nExcept, between grep and chunking things, I'm not really convinced it needs to be a prefix.","created_at":"2015-01-16T18:26:27Z","updated_at":"2015-01-16T18:26:27Z","html_url":"https://github.com/NebulousLabs/Sia/pull/197#discussion_r23098793","pull_request_url":"https://api.github.com/repos/NebulousLabs/Sia/pulls/197","_links":{"self":{"href":"https://api.github.com/repos/NebulousLabs/Sia/pulls/comments/23098793"},"html":{"href":"https://github.com/NebulousLabs/Sia/pull/197#discussion_r23098793"},"pull_request":{"href":"https://api.github.com/repos/NebulousLabs/Sia/pulls/197"}}},"pull_request":{"url":"https://api.github.com/repos/NebulousLabs/Sia/pulls/197","id":27438709,"html_url":"https://github.com/NebulousLabs/Sia/pull/197","diff_url":"https://github.com/NebulousLabs/Sia/pull/197.diff","patch_url":"https://github.com/NebulousLabs/Sia/pull/197.patch","issue_url":"https://api.github.com/repos/NebulousLabs/Sia/issues/197","number":197,"state":"open","locked":false,"title":"Pulling together hosting and renting","user":{"login":"DavidVorick","id":2316841,"avatar_url":"https://avatars.githubusercontent.com/u/2316841?v=3","gravatar_id":"","url":"https://api.github.com/users/DavidVorick","html_url":"https://github.com/DavidVorick","followers_url":"https://api.github.com/users/DavidVorick/followers","following_url":"https://api.github.com/users/DavidVorick/following{/other_user}","gists_url":"https://api.github.com/users/DavidVorick/gists{/gist_id}","starred_url":"https://api.github.com/users/DavidVorick/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/DavidVorick/subscriptions","organizations_url":"https://api.github.com/users/DavidVorick/orgs","repos_url":"https://api.github.com/users/DavidVorick/repos","events_url":"https://api.github.com/users/DavidVorick/events{/privacy}","received_events_url":"https://api.github.com/users/DavidVorick/received_events","type":"User","site_admin":false},"body":"Added a test that rents and hosts a file, and verify that renting and hosting actually work.\r\nI don't verify that the host properly submits storage proofs though, that's on the way.\r\n\r\nUnfortunately, there are now 2-3 problems with our test suite that only come up occasionally.\r\n\r\n1. Sometimes transaction signing fails - this is what I'll be doing next.\r\n2. Sometimes getting a block accepted fails - This is a problem with test synchronization. State subscription should actually fix this, though there are deeper issues regarding test synchronization\r\n3. Sometimes the wallet will spend a timelocked output. This isn't a problem until you become a host and start freezing coins. This should be an easy 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