A container registry that uses the AT Protocol for manifest storage and S3 for blob storage.
atcr.io
docker
container
atproto
go
clean up temporary migration code
-261
-215
pkg/appview/db/stats_migration.go
-215
pkg/appview/db/stats_migration.go
···
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package db
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import (
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"bytes"
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"context"
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"database/sql"
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"encoding/json"
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"fmt"
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"io"
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"log/slog"
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"net/http"
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"time"
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"atcr.io/pkg/atproto"
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)
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// MigrateStatsToHolds migrates existing repository_stats data to hold services.
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// This is a one-time migration that runs on startup.
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//
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// The migration:
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// 1. Checks if migration has already completed
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// 2. Reads all repository_stats entries
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// 3. For each entry, looks up the hold DID from manifests table
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// 4. Calls the hold's setStats endpoint (no auth required - temporary migration endpoint)
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// 5. Marks migration complete after all entries are processed
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//
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// If a hold is offline, the migration logs a warning and continues.
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// The hold will receive real-time stats updates via Jetstream once online.
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func MigrateStatsToHolds(ctx context.Context, db *sql.DB) error {
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// Check if migration already done
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var migrationDone bool
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err := db.QueryRowContext(ctx, `
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SELECT EXISTS(
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SELECT 1 FROM schema_migrations WHERE version = 1000
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)
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`).Scan(&migrationDone)
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// Table might not exist yet on fresh install
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if err == sql.ErrNoRows {
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migrationDone = false
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} else if err != nil {
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// Check if it's a "no such table" error (fresh install)
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if err.Error() != "no such table: schema_migrations" {
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return fmt.Errorf("failed to check migration status: %w", err)
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}
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migrationDone = false
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}
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if migrationDone {
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slog.Debug("Stats migration already complete, skipping", "component", "migration")
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return nil
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}
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slog.Info("Starting stats migration to holds", "component", "migration")
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// Get all repository_stats entries
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rows, err := db.QueryContext(ctx, `
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SELECT did, repository, pull_count, last_pull, push_count, last_push
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FROM repository_stats
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WHERE pull_count > 0 OR push_count > 0
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`)
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if err != nil {
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// Table might not exist on fresh install
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if err.Error() == "no such table: repository_stats" {
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slog.Info("No repository_stats table found, skipping migration", "component", "migration")
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return markMigrationComplete(db)
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}
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return fmt.Errorf("failed to query repository_stats: %w", err)
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}
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defer rows.Close()
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var stats []struct {
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DID string
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Repository string
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PullCount int64
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LastPull sql.NullString
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PushCount int64
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LastPush sql.NullString
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}
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for rows.Next() {
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var stat struct {
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DID string
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Repository string
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PullCount int64
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LastPull sql.NullString
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PushCount int64
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LastPush sql.NullString
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}
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if err := rows.Scan(&stat.DID, &stat.Repository, &stat.PullCount, &stat.LastPull, &stat.PushCount, &stat.LastPush); err != nil {
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return fmt.Errorf("failed to scan stat: %w", err)
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}
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stats = append(stats, stat)
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}
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if len(stats) == 0 {
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slog.Info("No stats to migrate", "component", "migration")
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return markMigrationComplete(db)
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}
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slog.Info("Found stats entries to migrate", "component", "migration", "count", len(stats))
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// Process each stat
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successCount := 0
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skipCount := 0
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errorCount := 0
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for _, stat := range stats {
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// Look up hold DID from manifests table
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holdDID, err := GetLatestHoldDIDForRepo(db, stat.DID, stat.Repository)
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if err != nil || holdDID == "" {
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slog.Debug("No hold DID found for repo, skipping", "component", "migration",
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"did", stat.DID, "repository", stat.Repository)
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skipCount++
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continue
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}
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// Resolve hold DID to HTTP URL
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holdURL := atproto.ResolveHoldURL(holdDID)
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if holdURL == "" {
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slog.Warn("Failed to resolve hold DID, skipping", "component", "migration",
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"hold_did", holdDID)
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errorCount++
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continue
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}
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// Call hold's setStats endpoint (no auth required for migration)
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err = callSetStats(ctx, holdURL, stat.DID, stat.Repository,
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stat.PullCount, stat.PushCount, stat.LastPull.String, stat.LastPush.String)
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if err != nil {
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slog.Warn("Failed to migrate stats to hold, continuing", "component", "migration",
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"did", stat.DID, "repository", stat.Repository, "hold", holdDID, "error", err)
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errorCount++
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continue
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}
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successCount++
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slog.Debug("Migrated stats", "component", "migration",
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"did", stat.DID, "repository", stat.Repository, "hold", holdDID,
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"pull_count", stat.PullCount, "push_count", stat.PushCount)
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}
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slog.Info("Stats migration completed", "component", "migration",
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"success", successCount, "skipped", skipCount, "errors", errorCount, "total", len(stats))
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// Only mark complete if there were no errors
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// Skipped repos (no hold DID) will never migrate - that's fine
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// Errors are transient failures that should be retried
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if errorCount == 0 {
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return markMigrationComplete(db)
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}
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slog.Warn("Stats migration had errors, will retry on next startup", "component", "migration",
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"errors", errorCount)
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return nil
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}
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// markMigrationComplete records that the stats migration has been done
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func markMigrationComplete(db *sql.DB) error {
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_, err := db.Exec(`
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INSERT INTO schema_migrations (version, applied_at)
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VALUES (1000, datetime('now'))
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ON CONFLICT(version) DO NOTHING
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`)
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if err != nil {
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return fmt.Errorf("failed to mark migration complete: %w", err)
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}
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return nil
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}
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// callSetStats calls the hold's io.atcr.hold.setStats endpoint
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// No authentication required - this is a temporary migration endpoint
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func callSetStats(ctx context.Context, holdURL, ownerDID, repository string, pullCount, pushCount int64, lastPull, lastPush string) error {
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// Build request
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reqBody := map[string]any{
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"ownerDid": ownerDID,
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"repository": repository,
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"pullCount": pullCount,
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"pushCount": pushCount,
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}
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if lastPull != "" {
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reqBody["lastPull"] = lastPull
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}
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if lastPush != "" {
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reqBody["lastPush"] = lastPush
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}
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body, err := json.Marshal(reqBody)
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if err != nil {
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return fmt.Errorf("failed to marshal request: %w", err)
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}
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// Create HTTP request
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req, err := http.NewRequestWithContext(ctx, "POST", holdURL+atproto.HoldSetStats, bytes.NewReader(body))
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if err != nil {
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return fmt.Errorf("failed to create request: %w", err)
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}
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req.Header.Set("Content-Type", "application/json")
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// Send request with timeout
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client := &http.Client{Timeout: 10 * time.Second}
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resp, err := client.Do(req)
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if err != nil {
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return fmt.Errorf("request failed: %w", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return fmt.Errorf("setStats failed: status %d, body: %s", resp.StatusCode, body)
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}
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return nil
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}
-46
pkg/hold/oci/xrpc.go
-46
pkg/hold/oci/xrpc.go
···
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// RegisterHandlers registers all OCI XRPC endpoints with the chi router
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func (h *XRPCHandler) RegisterHandlers(r chi.Router) {
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// Temporary migration endpoint - no auth required
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// TODO: Remove after stats migration is complete
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r.Post(atproto.HoldSetStats, h.HandleSetStats)
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// All multipart upload endpoints require blob:write permission
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r.Group(func(r chi.Router) {
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r.Use(h.requireBlobWriteAccess)
···
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}
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RespondJSON(w, http.StatusOK, resp)
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}
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// HandleSetStats sets absolute stats values for a repository (used by migration)
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// This is a temporary migration-only endpoint that allows AppView to sync existing stats to holds.
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// No authentication required - this endpoint will be removed after migration is complete.
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// TODO: Remove this endpoint after stats migration is complete
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func (h *XRPCHandler) HandleSetStats(w http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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// Parse request
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var req struct {
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OwnerDID string `json:"ownerDid"`
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Repository string `json:"repository"`
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PullCount int64 `json:"pullCount"`
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PushCount int64 `json:"pushCount"`
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LastPull string `json:"lastPull,omitempty"`
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LastPush string `json:"lastPush,omitempty"`
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}
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if err := DecodeJSON(r, &req); err != nil {
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RespondError(w, http.StatusBadRequest, err.Error())
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return
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}
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// Validate required fields
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if req.OwnerDID == "" || req.Repository == "" {
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RespondError(w, http.StatusBadRequest, "ownerDid and repository are required")
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return
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}
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// Set stats using the SetStats method
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if err := h.pds.SetStats(ctx, req.OwnerDID, req.Repository, req.PullCount, req.PushCount, req.LastPull, req.LastPush); err != nil {
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slog.Error("Failed to set stats", "error", err)
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RespondError(w, http.StatusInternalServerError, fmt.Sprintf("failed to set stats: %v", err))
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return
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}
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slog.Info("Stats set via migration", "owner_did", req.OwnerDID, "repository", req.Repository, "pull_count", req.PullCount, "push_count", req.PushCount)
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RespondJSON(w, http.StatusOK, map[string]any{
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"success": true,
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})
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}
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// requireBlobWriteAccess middleware - validates DPoP + OAuth and checks for blob:write permission