|
| 1 | +package maven |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "fmt" |
| 6 | + "strconv" |
| 7 | + "strings" |
| 8 | + |
| 9 | + "code.gitea.io/gitea/models/packages" |
| 10 | + "code.gitea.io/gitea/modules/log" |
| 11 | + "code.gitea.io/gitea/modules/packages/maven" |
| 12 | + "code.gitea.io/gitea/modules/setting" |
| 13 | + packages_service "code.gitea.io/gitea/services/packages" |
| 14 | +) |
| 15 | + |
| 16 | +// CleanupSnapshotVersion removes outdated files for SNAPHOT versions for all Maven packages. |
| 17 | +func CleanupSnapshotVersions(ctx context.Context) error { |
| 18 | + retainBuilds := setting.Packages.RetainMavenSnapshotBuilds |
| 19 | + log.Info("Starting CleanupSnapshotVersion with retainBuilds: %d", retainBuilds) |
| 20 | + |
| 21 | + if retainBuilds == -1 { |
| 22 | + log.Info("CleanupSnapshotVersion skipped because retainBuilds is set to -1") |
| 23 | + return nil |
| 24 | + } |
| 25 | + |
| 26 | + if retainBuilds < 1 { |
| 27 | + return fmt.Errorf("forbidden value for retainBuilds: %d. Minimum 1 build should be retained", retainBuilds) |
| 28 | + } |
| 29 | + |
| 30 | + versions, err := packages.GetVersionsByPackageType(ctx, 0, packages.TypeMaven) |
| 31 | + if err != nil { |
| 32 | + return fmt.Errorf("failed to retrieve Maven package versions: %w", err) |
| 33 | + } |
| 34 | + |
| 35 | + for _, version := range versions { |
| 36 | + log.Info("Processing version: %s (ID: %d)", version.Version, version.ID) |
| 37 | + |
| 38 | + if !isSnapshotVersion(version.Version) { |
| 39 | + log.Info("Skipping non-SNAPSHOT version: %s (ID: %d)", version.Version, version.ID) |
| 40 | + continue |
| 41 | + } |
| 42 | + |
| 43 | + if err := cleanSnapshotFiles(ctx, version.ID, retainBuilds); err != nil { |
| 44 | + log.Error("Failed to clean up snapshot files for version '%s' (ID: %d): %v", version.Version, version.ID, err) |
| 45 | + return err |
| 46 | + } |
| 47 | + } |
| 48 | + |
| 49 | + log.Info("Completed CleanupSnapshotVersion") |
| 50 | + return nil |
| 51 | +} |
| 52 | + |
| 53 | +func isSnapshotVersion(version string) bool { |
| 54 | + return strings.Contains(version, "-SNAPSHOT") |
| 55 | +} |
| 56 | + |
| 57 | +func cleanSnapshotFiles(ctx context.Context, versionID int64, retainBuilds int) error { |
| 58 | + log.Info("Starting cleanSnapshotFiles for versionID: %d with retainBuilds: %d", versionID, retainBuilds) |
| 59 | + |
| 60 | + metadataFile, err := packages.GetFileForVersionByName(ctx, versionID, "maven-metadata.xml", packages.EmptyFileKey) |
| 61 | + if err != nil { |
| 62 | + return fmt.Errorf("failed to retrieve Maven metadata file for version ID %d: %w", versionID, err) |
| 63 | + } |
| 64 | + |
| 65 | + maxBuildNumber, err := extractMaxBuildNumberFromMetadata(ctx, metadataFile) |
| 66 | + if err != nil { |
| 67 | + return fmt.Errorf("failed to extract max build number from maven-metadata.xml for version ID %d: %w", versionID, err) |
| 68 | + } |
| 69 | + |
| 70 | + log.Info("Max build number for versionID %d: %d", versionID, maxBuildNumber) |
| 71 | + |
| 72 | + thresholdBuildNumber := maxBuildNumber - retainBuilds |
| 73 | + if thresholdBuildNumber <= 0 { |
| 74 | + log.Info("No files to clean up, as the threshold build number is less than or equal to zero for versionID %d", versionID) |
| 75 | + return nil |
| 76 | + } |
| 77 | + |
| 78 | + filesToRemove, err := packages.GetFilesByBuildNumber(ctx, versionID, thresholdBuildNumber) |
| 79 | + if err != nil { |
| 80 | + return fmt.Errorf("failed to retrieve files for version ID %d: %w", versionID, err) |
| 81 | + } |
| 82 | + |
| 83 | + for _, file := range filesToRemove { |
| 84 | + log.Debug("Removing file '%s' below threshold %d", file.Name, thresholdBuildNumber) |
| 85 | + if err := packages_service.DeletePackageFile(ctx, file); err != nil { |
| 86 | + return fmt.Errorf("failed to delete file '%s': %w", file.Name, err) |
| 87 | + } |
| 88 | + } |
| 89 | + |
| 90 | + log.Info("Completed cleanSnapshotFiles for versionID: %d", versionID) |
| 91 | + return nil |
| 92 | +} |
| 93 | + |
| 94 | +func extractMaxBuildNumberFromMetadata(ctx context.Context, metadataFile *packages.PackageFile) (int, error) { |
| 95 | + content, _, _, err := packages_service.GetPackageFileStream(ctx, metadataFile) |
| 96 | + if err != nil { |
| 97 | + return 0, fmt.Errorf("failed to get package file stream: %w", err) |
| 98 | + } |
| 99 | + defer content.Close() |
| 100 | + |
| 101 | + buildNumberStr, err := maven.ParseMavenMetaData(content) |
| 102 | + if err != nil { |
| 103 | + return 0, fmt.Errorf("failed to parse maven-metadata.xml: %w", err) |
| 104 | + } |
| 105 | + |
| 106 | + buildNumber, err := strconv.Atoi(buildNumberStr) |
| 107 | + if err != nil { |
| 108 | + return 0, fmt.Errorf("invalid build number format: %w", err) |
| 109 | + } |
| 110 | + |
| 111 | + return buildNumber, nil |
| 112 | +} |
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