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Simplify egg query-commits code (+bugfixes)

This commit is contained in:
Mike Schwörer 2022-10-21 20:34:00 +02:00
parent 78972794d0
commit c968b46c1d
Signed by: Mikescher
GPG Key ID: D3C7172E0A70F8CF
3 changed files with 81 additions and 71 deletions
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8
www/extern/egg/EGGDatabase.php vendored
View File

@ -386,13 +386,13 @@ class EGGDatabase
}
}
public function deleteDanglingCommitdata(string $name)
public function deleteDanglingCommitdata()
{
$hashes = $this->sql_query_assoc_prep("SELECT metadata.hash AS mdh FROM metadata LEFT JOIN commits ON metadata.hash = commits.hash WHERE commits.hash IS NULL", []);
if (count($hashes) === 0) return;
$this->logger->proclog("Deleting ".count($hashes)." dangling commits [" . $name . "] from database (no longer linked)");
$this->logger->proclog("Deleting ".count($hashes)." dangling commit[metadata] from database (no longer linked)");
$this->beginTransaction();
foreach ($hashes as $hash) {
@ -400,7 +400,7 @@ class EGGDatabase
}
$this->commitTransaction();
$this->logger->proclog("Succesfully deleted ".count($hashes)." dangling commits");
$this->logger->proclog("Succesfully deleted ".count($hashes)." dangling commit[metadata]");
}
/**
@ -537,7 +537,7 @@ class EGGDatabase
/**
* @return Commit[]
*/
public function getCommitsForRepo(Repository $repo, Branch $branchValue): array
public function getCommitdataForRepo(Repository $repo, Branch $branchValue): array
{
$rows = $this->sql_query_assoc_prep("SELECT DISTINCT metadata.* FROM branches INNER JOIN commits ON branches.id = commits.branch_id LEFT JOIN metadata ON metadata.hash = commits.hash WHERE branches.repo_id = :rid",
[

140
www/extern/egg/RemoteSource.php vendored
View File

@ -72,15 +72,15 @@ abstract class StandardGitConnection implements IRemoteSource
continue;
}
$newcommits = $this->listAndUpdateCommits($db, $repo, $branch);
$updateCount = $this->listAndUpdateCommits($db, $repo, $branch);
$db->setUpdateDateOnBranch($branch);
if (count($newcommits) === 0)
if ($updateCount === 0)
{
$this->logger->proclog("Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] has no new commits");
continue;
}
$this->logger->proclog("Found " . count($newcommits) . " new commits in Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "]");
$this->logger->proclog("Found " . $updateCount . " new commits in Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "]");
$repo_changed = true;
$db->setChangeDateOnBranch($branch);
@ -95,9 +95,9 @@ abstract class StandardGitConnection implements IRemoteSource
if ($anyChanged)
{
$this->logger->proclog("Deleting dangling commits...");
$this->logger->proclog("Deleting dangling commit-data...");
$db->deleteDanglingCommitdata($this->name);
$db->deleteDanglingCommitdata();
}
$this->postUpdate();
@ -258,35 +258,35 @@ abstract class StandardGitConnection implements IRemoteSource
* @return Commit[]
* @throws Exception
*/
private function listAndUpdateCommits(EGGDatabase $db, Repository $repo, Branch $branch) {
private function listAndUpdateCommits(EGGDatabase $db, Repository $repo, Branch $branch): int {
$newcommits = [];
if ($branch->Head !== null && $branch->HeadFromAPI === $branch->Head) return 0; // nothing to do
/** @var Commit[] $queried_commits */
$queried_commits = [];
if ($branch->HeadFromAPI === null) return [];
$target = $branch->Head;
$targetFound = false;
$oldHeadFound = false;
$next_sha = [ $branch->HeadFromAPI ];
$visited = array_map(function(Commit $m):string{return $m->Hash;}, $db->getCommitsForBranch($branch));
$query_counter=0;
$queryCounter=0;
$reusedFromExistingCommitData = 0;
$queriedFromAPI = 0;
$existing = [];
$reusedFromExisting = 0;
if ($branch->Head === null) {
$visited = [];
// new branch, perhaps we can mix'n'match existing commits+metadata
$this->logger->proclog("Query existing commits for [" . $this->name . "|" . $repo->Name . "] (potentially reuse for new branch '" . $branch->Name . "')");
foreach ($db->getCommitsForRepo($repo, $branch) as $c) $existing[$c->Hash] = $c;
}
/** @var Commit[] $existingCommitData (hash -> Commit) */
$existingCommitData = [];
$this->logger->proclog("Query existing commits for [" . $this->name . "|" . $repo->Name . "] (re-use)");
foreach ($db->getCommitdataForRepo($repo, $branch) as $c) $existingCommitData[$c->Hash] = $c;
$this->logger->proclog("Found " . count($existingCommitData) . " existing commit-data in DB");
$query_counter++;
$this->logger->proclog("Query commits for [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] (initial @ {" . substr($next_sha[0], 0, 8) . "}) (target: {" . substr($target ?? 'NULL', 0, 8) . "})");
$unprocessed = array_map(fn($p) => $this->createCommit($branch, $p), $this->queryCommits($repo->Name, $branch->Name, $next_sha[0]));
/** @var Commit[] $unprocessed */
$unprocessed = [];
for (;;)
{
@ -297,27 +297,9 @@ abstract class StandardGitConnection implements IRemoteSource
if (in_array($commit->Hash, $visited)) continue;
$visited []= $commit->Hash;
if ($commit->Hash === $target) $targetFound = true;
if ($commit->Hash === $target) $oldHeadFound = true;
if ($targetFound && count($next_sha) === 0)
{
if (count($newcommits) === 0)
{
$this->logger->proclog("Found no new commits for: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] (HEAD at {" . substr($branch->HeadFromAPI, 0, 8) . "})");
return [];
}
else
{
$this->logger->proclog("Added " . count($newcommits) . " new commits for: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] (HEAD moved from {" . substr($branch->Head, 0, 8) . "} to {" . substr($branch->HeadFromAPI, 0, 8) . "})");
$db->insertNewCommits($this->name, $repo, $branch, $newcommits);
$db->setBranchHead($branch, $branch->HeadFromAPI);
return $newcommits;
}
}
$newcommits []= $commit;
$queried_commits []= $commit;
foreach ($commit->Parents as $p)
{
@ -326,44 +308,72 @@ abstract class StandardGitConnection implements IRemoteSource
}
$next_sha = array_values($next_sha); // fix numeric keys
if (count($next_sha) === 0) break;
if (array_key_exists($next_sha[0], $existing)) {
if (count($next_sha) === 0) break; // all leafs were processed, teh whole graph shoul have been handled
// fast-track for existing Commits
$unprocessed = [ $existing[$next_sha[0]] ];
$reusedFromExisting++;
if (array_key_exists($next_sha[0], $existingCommitData)) {
// fast-track for existing Commit-Data
$unprocessed = [ $existingCommitData[$next_sha[0]] ];
$reusedFromExistingCommitData++;
} else {
$query_counter++;
$this->logger->proclog("Query commits for [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] (" . $query_counter . " @ {" . substr($next_sha[0], 0, 8) . "})");
$queryCounter++;
if ($queryCounter === 1) {
$this->logger->proclog("Query commits for [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] (initial @ {" . substr($next_sha[0], 0, 8) . "}) (target: {" . substr($target ?? 'NULL', 0, 8) . "})");
} else {
$this->logger->proclog("Query commits for [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] (" . $queryCounter . " @ {" . substr($next_sha[0], 0, 8) . "})");
}
$unprocessed = array_map(fn($p) => $this->createCommit($branch, $p), $this->queryCommits($repo->Name, $branch->Name, $next_sha[0]));
$queriedFromAPI += count($unprocessed);
}
}
if ($branch->Head === null) {
$this->logger->proclog("HEAD pointer in new Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] set to {".substr($branch->HeadFromAPI ?? 'NULL', 0, 8)."} - Queried " . count($newcommits) . " commits (reused $reusedFromExisting commits from DB)");
// farm-fresh new branch
$this->logger->proclog("HEAD pointer in new Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] set to {".substr($branch->HeadFromAPI ?? 'NULL', 0, 8)."} - Queried " . count($queried_commits) . " commits (reused $reusedFromExistingCommitData commits from DB)");
$db->insertNewCommits($this->name, $repo, $branch, $queried_commits);
$db->setBranchHead($branch, $branch->HeadFromAPI);
return count($queried_commits);
} else if ($oldHeadFound) {
// normal update, a few commits were added
$this->logger->proclog("Query existing commits in DB for [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "]");
$commitsInDB = array_map(function(Commit $m):string{return $m->Hash;}, $db->getCommitsForBranch($branch));
$actual_new_commits = array_filter($queried_commits, fn($p) => !in_array($p->Hash, $commitsInDB));
$this->logger->proclog("Update Branch [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] HEAD from {".substr($branch->Head ?? 'NULL', 0, 8)."} to {".substr($branch->HeadFromAPI ?? 'NULL', 0, 8)."} by adding ".count($actual_new_commits)." new commits (total = ".count($queried_commits).")");
$db->insertNewCommits($this->name, $repo, $branch, $actual_new_commits);
$db->setBranchHead($branch, $branch->HeadFromAPI);
return count($actual_new_commits);
} else {
$this->logger->proclog("HEAD pointer in Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] no longer matches. Re-queried all " . count($newcommits) . " commits (old HEAD := {".substr($branch->Head ?? 'NULL', 0, 8)."}, missing: [" . join(", ", array_map(function($p){return substr($p ?? 'NULL', 0, 8);}, $next_sha)) . "] )");
// the old head was no longer found, some commits need to be deleted, do a full re-sync with the DB
$this->logger->proclog("HEAD pointer in Branch: [" . $this->name . "|" . $repo->Name . "|" . $branch->Name . "] no longer matches. Fully updating all " . count($queried_commits) . " commits (changing HEAD from {".substr($branch->Head ?? 'NULL', 0, 8)."} to {".substr($branch->HeadFromAPI ?? 'NULL', 0, 8)."} (reused $reusedFromExistingCommitData commits from DB)");
$db->deleteAllCommits($branch);
$db->insertNewCommits($this->name, $repo, $branch, $queried_commits);
$db->setBranchHead($branch, $branch->HeadFromAPI);
return count($queried_commits);
}
$db->deleteAllCommits($branch);
if (count($newcommits) === 0)
{
$db->setBranchHead($branch, null);
return [];
}
$db->insertNewCommits($this->name, $repo, $branch, $newcommits);
$db->setBranchHead($branch, $branch->HeadFromAPI);
return $newcommits;
}
private function createCommit(Branch $branch, $result_commit): Commit

4
www/shell/extendedgitgraph_refresh.php
View File

@ -40,9 +40,9 @@ echo "\n";
$r2 = $egg->checkDatabaseConsistency();
if (count($r2) > 0)
{
echo "EGG::updateCache failed.";
echo "EGG::updateCache failed.\n";
foreach ($r2 as $msg) {
echo " > $msg";
echo " > $msg\n";
}
exit(99);
}