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gitea/models
Kyle Evans e461f0854f
[RFC] Make archival asynchronous (#11296)
* Make archival asynchronous

The prime benefit being sought here is for large archives to not
clog up the rendering process and cause unsightly proxy timeouts.
As a secondary benefit, archive-in-progress is moved out of the
way into a /tmp file so that new archival requests for the same
commit will not get fulfilled based on an archive that isn't yet
finished.

This asynchronous system is fairly primitive; request comes in, we'll
spawn off a new goroutine to handle it, then we'll mark it as done.
Status requests will see if the file exists in the final location,
and report the archival as done when it exists.

Fixes #11265

* Archive links: drop initial delay to three-quarters of a second

Some, or perhaps even most, archives will not take all that long to archive.
The archive process starts as soon as the download button is initially
clicked, so in theory they could be done quite quickly.  Drop the initial
delay down to three-quarters of a second to make it more responsive in the
common case of the archive being quickly created.

* archiver: restructure a little bit to facilitate testing

This introduces two sync.Cond pointers to the archiver package. If they're
non-nil when we go to process a request, we'll wait until signalled (at all)
to proceed. The tests will then create the sync.Cond so that it can signal
at-will and sanity-check the state of the queue at different phases.

The author believes that nil-checking these two sync.Cond pointers on every
archive processing will introduce minimal overhead with no impact on
maintainability.

* gofmt nit: no space around binary + operator

* services: archiver: appease golangci-lint, lock queueMutex

Locking/unlocking the queueMutex is allowed, but not required, for
Cond.Signal() and Cond.Broadcast().  The magic at play here is just a little
too much for golangci-lint, as we take the address of queueMutex and this is
mostly used in archiver.go; the variable still gets flagged as unused.

* archiver: tests: fix several timing nits

Once we've signaled a cond var, it may take some small amount of time for
the goroutines released to hit the spot we're wanting them to be at. Give
them an appropriate amount of time.

* archiver: tests: no underscore in var name, ungh

* archiver: tests: Test* is run in a separate context than TestMain

We must setup the mutex/cond variables at the beginning of any test that's
going to use it, or else these will be nil when the test is actually ran.

* archiver: tests: hopefully final tweak

Things got shuffled around such that we carefully build up and release
requests from the queue, so we can validate the state of the queue at each
step. Fix some assertions that no longer hold true as fallout.

* repo: Download: restore some semblance of previous behavior

When archival was made async, the GET endpoint was only useful if a previous
POST had initiated the download. This commit restores the previous behavior,
to an extent; we'll now submit the archive request there and return a
"202 Accepted" to indicate that it's processing if we didn't manage to
complete the request within ~2 seconds of submission.

This lets a client directly GET the archive, and gives them some indication
that they may attempt to GET it again at a later time.

* archiver: tests: simplify a bit further

We don't need to risk failure and use time.ParseDuration to get 2 *
time.Second.

else if isn't really necessary if the conditions are simple enough and lead
to the same result.

* archiver: tests: resolve potential source of flakiness

Increase all timeouts to 10 seconds; these aren't hard-coded sleeps, so
there's no guarantee we'll actually take that long. If we need longer to
not have a false-positive, then so be it.

While here, various assert.{Not,}Equal arguments are flipped around so that
the wording in error output reflects reality, where the expected argument is
second and actual third.

* archiver: setup infrastructure for notifying consumers of completion

This API will *not* allow consumers to subscribe to specific requests being
completed, just *any* request being completed. The caller is responsible for
determining if their request is satisfied and waiting again if needed.

* repo: archive: make GET endpoint synchronous again

If the request isn't complete, this endpoint will now submit the request and
wait for completion using the new API. This may still be susceptible to
timeouts for larger repos, but other endpoints now exist that the web
interface will use to negotiate its way through larger archive processes.

* archiver: tests: amend test to include WaitForCompletion()

This is a trivial one, so go ahead and include it.

* archiver: tests: fix test by calling NewContext()

The mutex is otherwise uninitialized, so we need to ensure that we're
actually initializing it if we plan to test it.

* archiver: tests: integrate new WaitForCompletion a little better

We can use this to wait for archives to come in, rather than spinning and
hoping with a timeout.

* archiver: tests: combine numQueued declaration with next-instruction assignment

* routers: repo: reap unused archiving flag from DownloadStatus()

This had some planned usage before, indicating whether this request
initiated the archival process or not. After several rounds of refactoring,
this use was deemed not necessary for much of anything and got boiled down
to !complete in all cases.

* services: archiver: restructure to use a channel

We now offer two forms of waiting for a request:
- WaitForCompletion: wait for completion with no timeout
- TimedWaitForCompletion: wait for completion with timeout

In both cases, we wait for the given request's cchan to close; in the latter
case, we do so with the caller-provided timeout. This completely removes the
need for busy-wait loops in Download/InitiateDownload, as it's fairly clean
to wait on a channel with timeout.

* services: archiver: use defer to unlock now that we can

This previously carried the lock into the goroutine, but an intermediate
step just added the request to archiveInProgress outside of the new
goroutine and removed the need for the goroutine to start out with it.

* Revert "archiver: tests: combine numQueued declaration with next-instruction assignment"

This reverts commit bcc5214023.

Revert "archiver: tests: integrate new WaitForCompletion a little better"

This reverts commit 9fc8bedb56.

Revert "archiver: tests: fix test by calling NewContext()"

This reverts commit 709c35685e.

Revert "archiver: tests: amend test to include WaitForCompletion()"

This reverts commit 75261f56bc.

* archiver: tests: first attempt at WaitForCompletion() tests

* archiver: tests: slight improvement, less busy-loop

Just wait for the requests to complete in order, instead of busy-waiting
with a timeout.  This is slightly less fragile.

While here, reverse the arguments of a nearby assert.Equal() so that
expected/actual are correct in any test output.

* archiver: address lint nits

* services: archiver: only close the channel once

* services: archiver: use a struct{} for the wait channel

This makes it obvious that the channel is only being used as a signal,
rather than anything useful being piped through it.

* archiver: tests: fix expectations

Move the close of the channel into doArchive() itself; notably, before these
goroutines move on to waiting on the Release cond.

The tests are adjusted to reflect that we can't WaitForCompletion() after
they've already completed, as WaitForCompletion() doesn't indicate that
they've been released from the queue yet.

* archiver: tests: set cchan to nil for comparison

* archiver: move ctx.Error's back into the route handlers

We shouldn't be setting this in a service, we should just be validating the
request that we were handed.

* services: archiver: use regex to match a hash

This makes sure we don't try and use refName as a hash when it's clearly not
one, e.g. heads/pull/foo.

* routers: repo: remove the weird /archive/status endpoint

We don't need to do this anymore, we can just continue POSTing to the
archive/* endpoint until we're told the download's complete. This avoids a
potential naming conflict, where a ref could start with "status/"

* archiver: tests: bump reasonable timeout to 15s

* archiver: tests: actually release timedReq

* archiver: tests: run through inFlight instead of manually checking

While we're here, add a test for manually re-processing an archive that's
already been complete. Re-open the channel and mark it incomplete, so that
doArchive can just mark it complete again.

* initArchiveLinks: prevent default behavior from clicking

* archiver: alias gitea's context, golang context import pending

* archiver: simplify logic, just reconstruct slices

While the previous logic was perhaps slightly more efficient, the
new variant's readability is much improved.

* archiver: don't block shutdown on waiting for archive

The technique established launches a goroutine to do the wait,
which will close a wait channel upon termination. For the timeout
case, we also send back a value indicating whether the timeout was
hit or not.

The timeouts are expected to be relatively small, but still a multi-
second delay to shutdown due to this could be unfortunate.

* archiver: simplify shutdown logic

We can just grab the shutdown channel from the graceful manager instead of
constructing a channel to halt the caller and/or pass a result back.

* Style issues

* Fix mis-merge

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Lauris BH <lauris@nix.lv>
2020-11-07 22:27:28 +02:00
..
fixtures [RFC] Make archival asynchronous (#11296) 2020-11-07 22:27:28 +02:00
migrations Revert "Replies to outdated code comments should also be outdated (#13217)" (#13439) 2020-11-06 09:04:21 +02:00
access.go Upgrade xorm to v1.0.0 (#10646) 2020-03-22 11:12:55 -04:00
access_test.go Fix "access" fixtures and tests (#10247) 2020-02-15 12:29:06 +08:00
action.go Make dashboard newsfeed list length a configurable item (#12469) 2020-08-11 10:48:13 -04:00
action_list.go refactor: reduce sql query in retrieveFeeds (#3547) 2018-02-21 18:55:34 +08:00
action_test.go Add gitea-vet (#10948) 2020-04-05 07:20:50 +01:00
admin.go Add default storage configurations (#12813) 2020-09-29 12:05:13 +03:00
admin_test.go Fix tests code to prevent some runtime errors (#2381) 2017-08-28 12:17:45 +03:00
attachment.go [Refactor] Move APIFormat functions into convert package (#12856) 2020-10-17 00:23:08 -04:00
attachment_test.go Reading pull attachments should depend on read UnitTypePullRequests (#10346) 2020-02-18 21:36:19 -03:00
avatar.go Open transaction when adding Avatar email-hash pairs to the DB (#12577) 2020-08-24 18:39:18 -04:00
branches.go [Enhancement] Allow admin to merge pr with protected file changes (#12078) 2020-10-13 14:50:57 -04:00
branches_test.go Add deleted_branch table fixture (#2832) 2017-11-04 15:31:59 +02:00
commit_status.go [Refactor] Move APIFormat functions into convert package (#12856) 2020-10-17 00:23:08 -04:00
commit_status_test.go Fix wrong hint when status checking is running on pull request view (#9886) 2020-01-22 11:46:04 +08:00
consistency.go Add migration to set IsArchived false if it is null (#11853) 2020-06-11 16:18:11 -04:00
context.go Upgrade xorm to v1.0.2 (#11900) 2020-06-15 16:46:01 -04:00
convert.go Whilst changing the character set to utf8mb4 we should set ROW_FORMAT=dynamic too (#12804) 2020-09-11 09:25:06 +01:00
error.go Add review request api (#11355) 2020-10-20 14:18:25 -04:00
error_oauth2.go gofmt (#1662) 2017-05-04 13:54:56 +08:00
external_login_user.go Migrate reviews when migrating repository from github (#9463) 2020-01-23 19:28:15 +02:00
fixture_generation.go Move fixture generation to contrib and add test (#10277) 2020-02-15 10:59:43 +02:00
fixture_test.go Move fixture generation to contrib and add test (#10277) 2020-02-15 10:59:43 +02:00
gpg_key.go Add configurable Trust Models (#11712) 2020-09-20 00:44:55 +08:00
gpg_key_test.go Allow addition of gpg keyring with multiple keys (#12487) 2020-08-21 13:45:50 +03:00
helper.go Add reactions to issues/PR and comments (#2856) 2017-12-04 01:14:26 +02:00
helper_directory.go Re-attempt to delete temporary upload if the file is locked by another process (#12447) 2020-08-11 21:05:34 +01:00
helper_environment.go Set setting.AppURL as GITEA_ROOT_URL environment variable during pushes (#12752) 2020-09-06 23:53:42 -04:00
issue.go (Re)Load issue labels when changing them (#13007) 2020-10-05 09:49:11 +03:00
issue_assignees.go Remove Unused Functions (#10516) 2020-03-02 00:05:44 +02:00
issue_assignees_test.go Fix API Bug (fail on empty assignees) (#8873) 2019-11-10 16:07:21 +08:00
issue_comment.go Revert "Replies to outdated code comments should also be outdated (#13217)" (#13439) 2020-11-06 09:04:21 +02:00
issue_comment_list.go Fixed repo link in generated comment for cross repository dependency (#9863) 2020-01-21 10:18:52 +00:00
issue_comment_test.go Pull request review/approval and comment on code (#3748) 2018-08-06 06:43:21 +02:00
issue_dependency.go Display ui time with customize time location (#7792) 2019-08-15 22:46:21 +08:00
issue_dependency_test.go Refactor comment (#9330) 2019-12-15 16:57:34 -05:00
issue_label.go Save TimeStamps for Star, Label, Follow, Watch and Collaboration to Database (#13124) 2020-10-12 20:01:57 -04:00
issue_label_test.go Save TimeStamps for Star, Label, Follow, Watch and Collaboration to Database (#13124) 2020-10-12 20:01:57 -04:00
issue_list.go [BugFix] ReviewCount: GetApprovalCounts func sorted wrong (#11086) 2020-04-16 13:44:34 +03:00
issue_list_test.go Add Organization Wide Labels (#10814) 2020-04-01 01:14:46 -03:00
issue_lock.go remove unused method and rename createcommentWithNoAction (#9367) 2019-12-16 11:54:24 +08:00
issue_milestone.go Add Created & Updated to Milestone (#12662) 2020-09-05 13:38:54 -04:00
issue_milestone_test.go Add name filter to API for GetMilestoneList (#12336) 2020-07-28 12:30:40 +01:00
issue_reaction.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
issue_reaction_test.go Migrate reactions when migrating repository from github (#9599) 2020-01-15 12:14:07 +01:00
issue_stopwatch.go Refactor: move Commit To APIFormat Code & Lot of StopWatch related things (#12729) 2020-09-18 20:09:26 +08:00
issue_stopwatch_test.go Add gitea-vet (#10948) 2020-04-05 07:20:50 +01:00
issue_test.go issue search on my related repositories (#9758) 2020-02-29 03:52:05 -03:00
issue_tracked_time.go Fix tracked time issues (#11349) 2020-05-09 11:18:44 -03:00
issue_tracked_time_test.go [API] Extend times API (#9200) 2019-12-27 20:30:58 +00:00
issue_user.go Mail assignee when issue/pull request is assigned (#8546) 2019-10-25 22:46:37 +08:00
issue_user_test.go Add "Update Branch" button to Pull Requests (#9784) 2020-01-17 08:03:40 +02:00
issue_watch.go Add issue subscription check to API (#10967) 2020-04-21 14:48:53 +01:00
issue_watch_test.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
issue_xref.go remove unused method and rename createcommentWithNoAction (#9367) 2019-12-16 11:54:24 +08:00
issue_xref_test.go Refactor comment (#9330) 2019-12-15 16:57:34 -05:00
lfs.go LFS support to be stored on minio (#12518) 2020-09-08 23:45:10 +08:00
lfs_lock.go Make repository management section handle lfs locks (#8726) 2019-12-12 21:18:07 +08:00
list_options.go Add cron running API (#12421) 2020-08-24 11:48:15 -04:00
log.go Refactor Logger (#13294) 2020-10-31 01:36:46 -04:00
login_source.go Use ID or Where to instead directly use Get when load object from database (#11925) 2020-06-17 20:50:11 +03:00
main_test.go Add gitea-vet (#10948) 2020-04-05 07:20:50 +01:00
migrate.go [BugFix] remove nil inserts in models (#11096) 2020-04-17 20:42:57 +03:00
models.go Add postgres schema to the search_path on database connection (#12634) 2020-09-11 10:30:19 +01:00
models_test.go gitea dump: include version & Check InstallLock (#12760) 2020-09-07 23:27:17 +01:00
notification.go API: NotificationSubject show Issue/Pull State (#12901) 2020-09-20 19:10:53 -04:00
notification_test.go add request review from specific reviewers feature in pull request (#10756) 2020-04-06 19:33:34 +03:00
oauth2.go #12897 - add mastodon provider (#13293) 2020-10-25 14:21:49 -04:00
oauth2_application.go Use google/uuid to instead satori/go.uuid (#11943) 2020-06-18 17:18:44 +08:00
oauth2_application_test.go OAuth2 Grant UI (#6625) 2019-04-17 16:18:16 +08:00
org.go Change order of possible-owner organizations to alphabetical (#13160) 2020-10-15 18:15:55 -04:00
org_team.go Automatically remove Watches, Assignments, etc if user loses access due to being removed as collaborator or from a team (#10997) 2020-04-07 22:52:01 +01:00
org_team_test.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
org_test.go Ensure DeleteUser is not allowed to Delete Orgs and visa versa (#10134) 2020-02-04 16:27:18 +02:00
project.go Kanban board (#8346) 2020-08-16 23:07:38 -04:00
project_board.go Kanban board (#8346) 2020-08-16 23:07:38 -04:00
project_issue.go Kanban board (#8346) 2020-08-16 23:07:38 -04:00
project_test.go Kanban board (#8346) 2020-08-16 23:07:38 -04:00
pull.go [Enhancement] Allow admin to merge pr with protected file changes (#12078) 2020-10-13 14:50:57 -04:00
pull_list.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
pull_sign.go Add configurable Trust Models (#11712) 2020-09-20 00:44:55 +08:00
pull_test.go Display pull request head branch even the branch deleted or repository deleted (#10413) 2020-03-02 22:31:55 +00:00
release.go Add the tag list page to the release page (#12096) 2020-11-02 18:10:22 -05:00
repo.go updateSize when create a repo with init commit (#13441) 2020-11-06 23:44:08 -05:00
repo_activity.go Add top author stats to activity page (#9615) 2020-01-20 12:07:30 +02:00
repo_avatar.go Avatars and Repo avatars support storing in minio (#12516) 2020-10-14 21:07:51 +08:00
repo_branch.go Move newbranch to standalone package (#9627) 2020-01-14 11:38:04 +08:00
repo_collaboration.go Save TimeStamps for Star, Label, Follow, Watch and Collaboration to Database (#13124) 2020-10-12 20:01:57 -04:00
repo_collaboration_test.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
repo_generate.go Avatars and Repo avatars support storing in minio (#12516) 2020-10-14 21:07:51 +08:00
repo_generate_test.go Variable expansion in repository templates (#9163) 2019-11-30 01:54:47 -05:00
repo_indexer.go Index code and stats only for non-empty repositories (#10251) 2020-02-14 13:42:30 +01:00
repo_issue.go Add EnableTimetracking option to app settings (#3719) 2018-04-09 23:15:32 +08:00
repo_language_stats.go Increase size of the language column in language_stat (#12396) 2020-08-04 14:54:29 +01:00
repo_list.go Adopt repositories (#12920) 2020-09-25 07:09:23 +03:00
repo_list_test.go [RFC] Make archival asynchronous (#11296) 2020-11-07 22:27:28 +02:00
repo_mirror.go Move some repository methods from models to modules/repository (#9353) 2019-12-14 18:30:01 +01:00
repo_permission.go Fix deadlock when deleting team user (#13092) 2020-10-10 22:48:58 +03:00
repo_permission_test.go fix bug when update owner team then visit team's repo return 404 (#6119) 2019-02-22 11:14:45 -05:00
repo_redirect.go Move repoWorkPool outside rename/transfer repository (#9086) 2019-12-06 12:00:50 +08:00
repo_redirect_test.go Move repoWorkPool outside rename/transfer repository (#9086) 2019-12-06 12:00:50 +08:00
repo_sign.go Add configurable Trust Models (#11712) 2020-09-20 00:44:55 +08:00
repo_test.go Add team support for review request (#12039) 2020-10-12 20:55:13 +01:00
repo_unit.go Kanban board (#8346) 2020-08-16 23:07:38 -04:00
repo_watch.go Save TimeStamps for Star, Label, Follow, Watch and Collaboration to Database (#13124) 2020-10-12 20:01:57 -04:00
repo_watch_test.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
review.go Add review request api (#11355) 2020-10-20 14:18:25 -04:00
review_test.go Add team support for review request (#12039) 2020-10-12 20:55:13 +01:00
ssh_key.go don't append key file if asked not to (#13368) 2020-10-31 20:57:41 -04:00
ssh_key_test.go Disable DSA ssh keys by default (#13056) 2020-10-09 09:52:57 +03:00
star.go Save TimeStamps for Star, Label, Follow, Watch and Collaboration to Database (#13124) 2020-10-12 20:01:57 -04:00
star_test.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
task.go Store task errors following migrations and display them (#13246) 2020-10-23 19:46:35 -04:00
test_fixtures.go upgrade to use testfixtures v3 (#11904) 2020-06-17 22:07:58 +03:00
token.go [API] Delete Token accept names too (#12366) 2020-08-28 11:09:33 +03:00
token_test.go [API] Delete Token accept names too (#12366) 2020-08-28 11:09:33 +03:00
topic.go Ensure topics added using the API are added to the repository (#13285) 2020-10-24 15:11:30 +01:00
topic_test.go API add/generalize pagination (#9452) 2020-01-24 14:00:29 -05:00
twofactor.go Attachments: Add extension support, allow all types for releases (#12465) 2020-10-05 01:49:33 -04:00
u2f.go Display ui time with customize time location (#7792) 2019-08-15 22:46:21 +08:00
u2f_test.go Add gitea-vet (#10948) 2020-04-05 07:20:50 +01:00
unit.go Kanban board (#8346) 2020-08-16 23:07:38 -04:00
unit_tests.go Avatars and Repo avatars support storing in minio (#12516) 2020-10-14 21:07:51 +08:00
update.go Remove Unused Functions (#10516) 2020-03-02 00:05:44 +02:00
upload.go Re-attempt to delete temporary upload if the file is locked by another process (#12447) 2020-08-11 21:05:34 +01:00
user.go Avatar autogeneration fixed (#13233) 2020-10-23 20:55:10 +03:00
user_avatar.go Avatar autogeneration fixed (#13233) 2020-10-23 20:55:10 +03:00
user_follow.go Save TimeStamps for Star, Label, Follow, Watch and Collaboration to Database (#13124) 2020-10-12 20:01:57 -04:00
user_follow_test.go Add gitea-vet (#10948) 2020-04-05 07:20:50 +01:00
user_heatmap.go Add hide activity option (#11353) 2020-06-05 16:01:53 -04:00
user_heatmap_test.go Update heatmap fixtures to restore tests (#13224) 2020-10-20 17:39:25 -05:00
user_mail.go Use ID or Where to instead directly use Get when load object from database (#11925) 2020-06-17 20:50:11 +03:00
user_mail_test.go Admin page for managing user e-mail activation (#10557) 2020-03-02 15:25:36 -03:00
user_openid.go Use ID or Where to instead directly use Get when load object from database (#11925) 2020-06-17 20:50:11 +03:00
user_openid_test.go Add golangci (#6418) 2019-06-12 15:41:28 -04:00
user_test.go [Refactor] Move APIFormat functions into convert package (#12856) 2020-10-17 00:23:08 -04:00
userlist.go [Refactor] Move APIFormat functions into convert package (#12856) 2020-10-17 00:23:08 -04:00
userlist_test.go Team permission to create repository in organization (#8312) 2019-11-20 19:27:49 +08:00
webhook.go Use google/uuid to instead satori/go.uuid (#11943) 2020-06-18 17:18:44 +08:00
webhook_test.go Granular webhook events (#9626) 2020-03-06 07:10:48 +02:00
wiki.go Add owner_name column for table repository for maintaince reason (#9717) 2020-01-12 17:36:21 +08:00
wiki_test.go Move wiki related funtions from models to services/wiki (#9355) 2020-01-07 18:27:36 +00:00