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Allow diffusion.getcommits to lookup commits by short reference
Summary: Enable "rPf1d43bc" to lookup "rPf1d43bc3c56491b4de208fc4176fc4772436afe5". Test Plan: Looked up full commits by short reference. Reviewed By: mroch Reviewers: mroch, tuomaspelkonen, jungejason, aran Commenters: jungejason CC: aran, mroch, jungejason Differential Revision: 304
This commit is contained in:
epriestley
parent
6b8da8c347
commit
c1d6014bcb
2 changed files with 109 additions and 33 deletions
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@ -88,38 +88,27 @@ class ConduitAPI_diffusion_getcommits_Method extends ConduitAPIMethod {
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return $results;
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}
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$conn_r = id(new PhabricatorRepositoryCommit())->establishConnection('r');
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// Execute a complicated query to figure out the primary commit information
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// for each referenced commit.
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$cdata = $this->queryCommitInformation($commits, $repos);
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$groups = array();
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foreach ($commits as $name => $commit) {
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$groups[$commit['repositoryID']][] = $commit['commitIdentifier'];
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}
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// NOTE: MySQL goes crazy and does a massive table scan if we build a more
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// sensible version of this query. Make sure the query play is OK if you
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// attempt to reduce the craziness here.
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$query = array();
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foreach ($groups as $repository_id => $identifiers) {
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$query[] = qsprintf(
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$conn_r,
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'SELECT * FROM %T WHERE repositoryID = %d
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AND commitIdentifier IN (%Ls)',
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id(new PhabricatorRepositoryCommit())->getTableName(),
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$repository_id,
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$identifiers);
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}
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$cdata = queryfx_all(
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$conn_r,
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'%Q',
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implode(' UNION ALL ', $query));
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// We've built the queries so that each row also has the identifier we used
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// to select it, which might be a git prefix rather than a full identifier.
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$ref_map = ipull($cdata, 'commitIdentifier', 'commitRef');
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$cobjs = id(new PhabricatorRepositoryCommit())->loadAllFromArray($cdata);
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$cobjs = mgroup($cobjs, 'getRepositoryID', 'getCommitIdentifier');
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foreach ($commits as $name => $commit) {
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// Expand short git names into full identifiers. For SVN this map is just
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// the identity.
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$full_identifier = idx($ref_map, $commit['commitIdentifier']);
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$repo_id = $commit['repositoryID'];
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unset($commits[$name]['repositoryID']);
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if (empty($cobjs[$commit['repositoryID']][$commit['commitIdentifier']])) {
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if (empty($full_identifier) ||
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empty($cobjs[$commit['repositoryID']][$full_identifier])) {
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$results[$name] = $commit + array(
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'error' => 'ERR-UNKNOWN-COMMIT',
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);
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@ -127,21 +116,100 @@ class ConduitAPI_diffusion_getcommits_Method extends ConduitAPIMethod {
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continue;
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}
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$cobj_arr = $cobjs[$commit['repositoryID']][$commit['commitIdentifier']];
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$cobj_arr = $cobjs[$commit['repositoryID']][$full_identifier];
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$cobj = head($cobj_arr);
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$commits[$name] += array(
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'epoch' => $cobj->getEpoch(),
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'commitPHID' => $cobj->getPHID(),
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'commitID' => $cobj->getID(),
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'epoch' => $cobj->getEpoch(),
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'commitPHID' => $cobj->getPHID(),
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'commitID' => $cobj->getID(),
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);
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// Upgrade git short references into full commit identifiers.
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$commits[$name]['commitIdentifier'] = $cobj->getCommitIdentifier();
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}
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if (!$commits) {
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return $results;
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}
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$commits = $this->addRepositoryCommitDataInformation($commits);
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$commits = $this->addDifferentialInformation($commits);
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foreach ($commits as $name => $commit) {
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$results[$name] = $commit;
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}
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return $results;
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}
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/**
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* Retrieve primary commit information for all referenced commits.
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*/
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private function queryCommitInformation(array $commits, array $repos) {
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$conn_r = id(new PhabricatorRepositoryCommit())->establishConnection('r');
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$repos = mpull($repos, null, 'getID');
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$groups = array();
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foreach ($commits as $name => $commit) {
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$groups[$commit['repositoryID']][] = $commit['commitIdentifier'];
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}
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// NOTE: MySQL goes crazy and does a massive table scan if we build a more
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// sensible version of this query. Make sure the query plan is OK if you
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// attempt to reduce the craziness here. METANOTE: The addition of prefix
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// selection for Git further complicates matters.
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$query = array();
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$commit_table = id(new PhabricatorRepositoryCommit())->getTableName();
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foreach ($groups as $repository_id => $identifiers) {
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$vcs = $repos[$repository_id]->getVersionControlSystem();
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$is_git = ($vcs == PhabricatorRepositoryType::REPOSITORY_TYPE_GIT);
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if ($is_git) {
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foreach ($identifiers as $identifier) {
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if (strlen($identifier) < 7) {
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// Don't bother with silly stuff like 'rX2', which will select
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// 1/16th of all commits. Note that with length 7 we'll still get
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// collisions in repositories at the tens-of-thousands-of-commits
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// scale.
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continue;
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}
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$query[] = qsprintf(
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$conn_r,
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'SELECT %T.*, %s commitRef
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FROM %T WHERE repositoryID = %d
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AND commitIdentifier LIKE %>',
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$commit_table,
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$identifier,
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$commit_table,
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$repository_id,
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$identifier);
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}
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} else {
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$query[] = qsprintf(
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$conn_r,
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'SELECT %T.*, commitIdentifier commitRef
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FROM %T WHERE repositoryID = %d
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AND commitIdentifier IN (%Ls)',
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$commit_table,
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$commit_table,
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$repository_id,
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$identifiers);
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}
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}
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return queryfx_all(
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$conn_r,
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'%Q',
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implode(' UNION ALL ', $query));
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}
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/**
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* Enhance the commit list with RepositoryCommitData information.
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*/
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private function addRepositoryCommitDataInformation(array $commits) {
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$commit_ids = ipull($commits, 'commitID');
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$data = id(new PhabricatorRepositoryCommitData())->loadAllWhere(
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'commitID in (%Ld)',
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$commit_ids);
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@ -155,10 +223,21 @@ class ConduitAPI_diffusion_getcommits_Method extends ConduitAPIMethod {
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'commitDetails' => $dobj->getCommitDetails(),
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);
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}
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// Remove this information so we don't expose it via the API since
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// external services shouldn't be storing internal Commit IDs.
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unset($commits[$name]['commitID']);
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}
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return $commits;
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}
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/**
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* Enhance the commit list with Differential information.
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*/
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private function addDifferentialInformation(array $commits) {
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$commit_phids = ipull($commits, 'commitPHID');
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$rev_conn_r = id(new DifferentialRevision())->establishConnection('r');
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$revs = queryfx_all(
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$rev_conn_r,
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@ -180,11 +259,7 @@ class ConduitAPI_diffusion_getcommits_Method extends ConduitAPIMethod {
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}
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}
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foreach ($commits as $name => $commit) {
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$results[$name] = $commit;
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}
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return $results;
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return $commits;
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}
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}
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@ -8,6 +8,7 @@
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phutil_require_module('phabricator', 'applications/conduit/method/base');
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phutil_require_module('phabricator', 'applications/differential/storage/revision');
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phutil_require_module('phabricator', 'applications/repository/constants/repositorytype');
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phutil_require_module('phabricator', 'applications/repository/storage/commit');
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phutil_require_module('phabricator', 'applications/repository/storage/commitdata');
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phutil_require_module('phabricator', 'applications/repository/storage/repository');
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