working commit

2026-02-03 11:55:07 +02:00
parent fe0a3afcdd
commit 24b9acd678
10 changed files with 657 additions and 0 deletions
@@ -0,0 +1,100 @@
+package maindb
+
+import (
+	"context"
+
+	"mstore/app/descr"
+)
+
+func (db *Database) InsertBlob(ctx context.Context, layer *descr.Blob) error {
+	var err error
+	request := `
+                INSERT INTO blobs(id, name, reference, mediaType, digest, size, created_at, updated_at)
+                        VALUES ($1, $2, $3, $4, $5, $6, $7, $8)`
+	_, err = db.db.Exec(request,
+		layer.ID, layer.Name, layer.Reference, layer.MediaType,
+		layer.Digest, layer.Size, layer.CreatedAt, layer.UpdatedAt)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (db *Database) ListAllBlobs(ctx context.Context) ([]descr.Blob, error) {
+	var err error
+	blobs := make([]descr.Blob, 0)
+	request := `SELECT * FROM blobs`
+	err = db.db.Select(&blobs, request)
+	if err != nil {
+		return blobs, err
+	}
+	return blobs, err
+}
+
+func (db *Database) BlobExists(ctx context.Context, name, reference, digest string) (bool, error) {
+	var err error
+	blobs := make([]descr.Blob, 0)
+	request := `
+                SELECT * FROM blobs WHERE name = $1 AND reference = $2 AND digest = $3 LIMIT 1`
+	err = db.db.Select(&blobs, request, name, reference, digest)
+	if err != nil {
+		return false, err
+	}
+	if len(blobs) > 0 {
+		return true, err
+	}
+	return false, err
+}
+
+func (db *Database) GetBlobsByReferense(ctx context.Context, name, reference string) ([]descr.Blob, error) {
+	var err error
+	blobs := make([]descr.Blob, 0)
+	request := `
+                SELECT * FROM blobs WHERE name = $1 AND reference = $2`
+	err = db.db.Select(&blobs, request, name, reference)
+	if err != nil {
+		return blobs, err
+	}
+	return blobs, err
+}
+
+func (db *Database) GetBlobByDigest(ctx context.Context, digest string) (bool, descr.Blob, error) {
+	var err error
+	blobs := make([]descr.Blob, 0)
+	res := descr.Blob{}
+	exists := false
+	request := `SELECT * FROM blobs WHERE digest = $1 LIMIT 1`
+	err = db.db.Select(&blobs, request, digest)
+	if err != nil {
+		return exists, res, err
+	}
+	if len(blobs) > 0 {
+		res = blobs[0]
+		exists = true
+	}
+	return exists, res, err
+}
+
+func (db *Database) GetBlobUsage(ctx context.Context, digest string) (int64, error) {
+	var err error
+	var usage int64
+	count := make([]int64, 0)
+	request := `
+                SELECT count(id) AS count FROM blobs WHERE digest = $1`
+	err = db.db.Select(&count, request, digest)
+	if err != nil {
+		return usage, err
+	}
+	usage = count[0]
+	return usage, err
+}
+
+func (db *Database) DeleteBlobByDigest(ctx context.Context, digest string) error {
+	var err error
+	request := `DELETE FROM blobs WHERE digest = $1;`
+	_, err = db.db.Exec(request, digest)
+	if err != nil {
+		return err
+	}
+	return err
+}
@@ -0,0 +1,272 @@
+package maindb
+
+import (
+	"context"
+
+	"mstore/app/descr"
+)
+
+func (db *Database) InsertManifest(ctx context.Context, manifest *descr.Manifest) error {
+	var err error
+	var request string
+	request = `
+                INSERT INTO manifests(id, name, reference, contentType, payload, digest, created_at, updated_at)
+                        VALUES ($1, $2, $3, $4, $5, $6, $7, $8);`
+	_, err = db.db.Exec(request, manifest.ID, manifest.Name, manifest.Reference,
+		manifest.ContentType, manifest.Payload, manifest.Digest,
+		manifest.CreatedAt, manifest.UpdatedAt)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (db *Database) UpdateManifest(ctx context.Context, manifest *descr.Manifest) error {
+	var err error
+	var request string
+	// Manifest
+	request = `
+                UPDATE manifests
+                  SET contentType = $1, payload = $2, digest = $3, updated_at = $4
+                   WHERE name = $5 AND reference = $6`
+	_, err = db.db.Exec(request, manifest.ContentType, manifest.Payload, manifest.Digest,
+		manifest.UpdatedAt, manifest.Name, manifest.Reference)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (db *Database) InsertManifestWithBlobs(ctx context.Context, manifest *descr.Manifest, config *descr.Blob, layers []descr.Blob) error {
+	var err error
+	var request string
+
+	// Begin Tx
+	tx, err := db.db.BeginTx(ctx, nil)
+	// Manifest
+	request = `
+                INSERT INTO manifests(id, name, reference, contentType, payload, digest, created_at, updated_at)
+                        VALUES ($1, $2, $3, $4, $5, $6, $7, $8);`
+	_, err = tx.Exec(request, manifest.ID, manifest.Name, manifest.Reference,
+		manifest.ContentType, manifest.Payload, manifest.Digest,
+		manifest.CreatedAt, manifest.UpdatedAt)
+	if err != nil {
+		return err
+	}
+	// Config
+	request = `
+                INSERT INTO blobs(id, name, reference, mediaType, digest, size, created_at, updated_at)
+                        VALUES ($1, $2, $3, $4, $5, $6, $7, $8)`
+	_, err = tx.Exec(request, config.ID, config.Name, config.Reference, config.MediaType,
+		config.Digest, config.Size, config.CreatedAt, config.UpdatedAt)
+	if err != nil {
+		return err
+	}
+	// Layers
+	for _, layer := range layers {
+		request = `
+                        INSERT INTO blobs(id, name, reference, mediaType, digest, size, created_at, updated_at)
+                                VALUES ($1, $2, $3, $4, $5, $6, $7, $8)`
+		_, err = tx.Exec(request,
+			layer.ID, layer.Name, layer.Reference, layer.MediaType,
+			layer.Digest, layer.Size, layer.CreatedAt, layer.UpdatedAt)
+		if err != nil {
+			return err
+		}
+	}
+	// Commit
+	err = tx.Commit()
+	if err != nil {
+		return err
+	}
+	// TODO: tx.Rollback()
+	return err
+}
+
+func (db *Database) UpdateManifestWithBlobs(ctx context.Context, manifest *descr.Manifest, newLayers []descr.Blob, oldLayers []descr.Blob) error {
+	var err error
+	var request string
+
+	// Begin Tx
+	tx, err := db.db.BeginTx(ctx, nil)
+	// TODO: tx.Rollback()
+
+	// Manifest
+	request = `
+                UPDATE manifests
+                  SET contentType = $1, payload = $2, digest = $3, updated_at = $4
+                   WHERE name = $5 AND reference = $6`
+	_, err = tx.Exec(request, manifest.ContentType, manifest.Payload, manifest.Digest,
+		manifest.UpdatedAt, manifest.Name, manifest.Reference)
+	if err != nil {
+		return err
+	}
+	// New layers
+	for _, layer := range newLayers {
+		request = `
+                        INSERT INTO blobs(id, name, reference, mediaType, digest, size, created_at, updated_at)
+                                VALUES ($1, $2, $3, $4, $5, $6, $7, $8)`
+		_, err = tx.Exec(request, layer.ID, layer.Name, layer.Reference, layer.MediaType,
+			layer.Digest, layer.Size, layer.CreatedAt, layer.UpdatedAt)
+		if err != nil {
+			return err
+		}
+	}
+	// Old layers
+	for _, layer := range oldLayers {
+		request = `
+                        DELETE FROM blobs
+                                WHERE name == $1
+                                AND reference == $2
+                                AND digest == $3`
+		_, err = tx.Exec(request, layer.Name, layer.Reference, layer.Digest)
+	}
+	// Commit
+	err = tx.Commit()
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (db *Database) ManifestExistsByReference(ctx context.Context, name, reference string) (bool, error) {
+	var err error
+	var count int
+	var exists bool
+	request := `
+                SELECT count(id) AS count FROM manifests
+                        WHERE name = $1
+                        AND reference = $2
+                        LIMIT 1`
+	err = db.db.Get(&count, request, name, reference)
+	if err != nil {
+		return exists, err
+	}
+	if count > 0 {
+		exists = true
+	}
+	return exists, err
+}
+
+func (db *Database) ManifestExistsByDigest(ctx context.Context, name, digest string) (bool, error) {
+	var err error
+	var count int
+	var exists bool
+	request := `
+                SELECT count(id) AS count FROM manifests
+                        WHERE name = $1 AND digest = $2 LIMIT 1`
+	err = db.db.Get(&count, request, name, digest)
+	if err != nil {
+		return exists, err
+	}
+	if count > 0 {
+		exists = true
+	}
+	return exists, err
+}
+
+func (db *Database) GetManifestByDigest(ctx context.Context, name, digest string) (bool, descr.Manifest, error) {
+	var err error
+	manifest := descr.Manifest{}
+	manifests := make([]descr.Manifest, 0)
+	exists := false
+	request := `
+                SELECT * FROM manifests
+                    WHERE name = $1 AND digest = $2
+                    LIMIT 1`
+	err = db.db.Select(&manifests, request, name, digest)
+	if err != nil {
+		return exists, manifest, err
+	}
+	if len(manifests) > 0 {
+		exists = true
+		manifest = manifests[0]
+	}
+	return exists, manifest, err
+}
+
+func (db *Database) GetManifestByReference(ctx context.Context, name, reference string) (bool, descr.Manifest, error) {
+	var err error
+	manifest := descr.Manifest{}
+	exists := false
+	manifests := make([]descr.Manifest, 0)
+	request := `
+                SELECT * FROM manifests
+                    WHERE name = $1 AND reference = $2
+                    LIMIT 1`
+	err = db.db.Select(&manifests, request, name, reference)
+	if err != nil {
+		return exists, manifest, err
+	}
+
+	if len(manifests) > 0 {
+		exists = true
+		manifest = manifests[0]
+	}
+	return exists, manifest, err
+}
+
+func (db *Database) ListManifestsByName(ctx context.Context, name string) ([]descr.Manifest, error) {
+	var err error
+	manifests := make([]descr.Manifest, 0)
+	request := `
+                SELECT id, name, reference, contentType, payload FROM manifests
+                        WHERE name = $1`
+	err = db.db.Select(&manifests, request, name)
+	if err != nil {
+		return manifests, err
+	}
+	return manifests, err
+}
+
+func (db *Database) ListAllManifests(ctx context.Context) ([]descr.Manifest, error) {
+	var err error
+	manifests := make([]descr.Manifest, 0)
+	request := `SELECT * FROM manifests`
+	err = db.db.Select(&manifests, request)
+	if err != nil {
+		return manifests, err
+	}
+	return manifests, err
+}
+
+func (db *Database) GetReferer(ctx context.Context, name, digest string) ([]descr.Manifest, error) {
+	var err error
+	manifests := make([]descr.Manifest, 0)
+	request := `SELECT * FROM manifests WHERE name = $1, digest = $2`
+	err = db.db.Select(&manifests, request, name, digest)
+	if err != nil {
+		return manifests, err
+	}
+	return manifests, err
+}
+
+func (db *Database) DeleteManifest(ctx context.Context, name, reference string) error {
+	var err error
+	var request string
+
+	// Begin Tx
+	tx, err := db.db.BeginTx(ctx, nil)
+	// TODO: tx.Rollback()
+
+	// Blobs
+	request = `
+                DELETE FROM blobs
+                        WHERE name = $1 AND reference = $2`
+	_, err = tx.Exec(request, name, reference)
+	if err != nil {
+		return err
+	}
+	// Manifest
+	request = `DELETE FROM manifests WHERE name = $1 AND reference = $2`
+	_, err = tx.Exec(request, name, reference)
+	if err != nil {
+		return err
+	}
+	// Commit
+	err = tx.Commit()
+	if err != nil {
+		return err
+	}
+	return err
+}