127 lines
3.2 KiB
Go
127 lines
3.2 KiB
Go
package maindb
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import (
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"context"
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"mstore/app/descr"
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)
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func (db *Database) InsertBlob(ctx context.Context, layer *descr.Blob) error {
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var err error
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request := `
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INSERT INTO blobs(id, name, reference, mediaType, digest, size, created_at, updated_at)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8)`
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_, err = db.db.Exec(request,
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layer.ID, layer.Name, layer.Reference, layer.MediaType,
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layer.Digest, layer.Size, layer.CreatedAt, layer.UpdatedAt)
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if err != nil {
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return err
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}
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return err
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}
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func (db *Database) GetBlobByDigest(ctx context.Context, digest string) (bool, descr.Blob, error) {
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var err error
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blobs := make([]descr.Blob, 0)
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res := descr.Blob{}
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exists := false
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request := `SELECT * FROM blobs WHERE digest = $1 LIMIT 1`
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err = db.db.Select(&blobs, request, digest)
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if err != nil {
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return exists, res, err
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}
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if len(blobs) > 0 {
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res = blobs[0]
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exists = true
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}
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return exists, res, err
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}
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func (db *Database) GetBlobByNameDigest(ctx context.Context, name, digest string) (bool, descr.Blob, error) {
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var err error
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blobs := make([]descr.Blob, 0)
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res := descr.Blob{}
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exists := false
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request := `SELECT * FROM blobs WHERE name = $1 AND digest = $1 LIMIT 1`
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err = db.db.Select(&blobs, request, name, digest)
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if err != nil {
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return exists, res, err
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}
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if len(blobs) > 0 {
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res = blobs[0]
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exists = true
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}
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return exists, res, err
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}
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func (db *Database) ListAllBlobs(ctx context.Context) ([]descr.Blob, error) {
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var err error
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blobs := make([]descr.Blob, 0)
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request := `SELECT * FROM blobs`
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err = db.db.Select(&blobs, request)
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if err != nil {
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return blobs, err
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}
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return blobs, err
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}
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func (db *Database) xxxBlobExists(ctx context.Context, name, reference, digest string) (bool, error) {
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var err error
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blobs := make([]descr.Blob, 0)
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request := `
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SELECT * FROM blobs WHERE name = $1 AND reference = $2 AND digest = $3 LIMIT 1`
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err = db.db.Select(&blobs, request, name, reference, digest)
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if err != nil {
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return false, err
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}
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if len(blobs) > 0 {
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return true, err
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}
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return false, err
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}
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func (db *Database) GetBlobsByReferense(ctx context.Context, name, reference string) ([]descr.Blob, error) {
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var err error
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blobs := make([]descr.Blob, 0)
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request := `
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SELECT * FROM blobs WHERE name = $1 AND reference = $2`
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err = db.db.Select(&blobs, request, name, reference)
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if err != nil {
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return blobs, err
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}
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return blobs, err
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}
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func (db *Database) GetBlobUsage(ctx context.Context, digest string) (int64, error) {
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var err error
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var usage int64
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count := make([]int64, 0)
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request := `SELECT count(id) AS count FROM blobs WHERE digest = $1`
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err = db.db.Select(&count, request, digest)
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if err != nil {
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return usage, err
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}
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usage = count[0]
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return usage, err
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}
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func (db *Database) xxxxDeleteBlobByDigest(ctx context.Context, digest string) error {
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var err error
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request := `DELETE FROM blobs WHERE digest = $1;`
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_, err = db.db.Exec(request, digest)
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if err != nil {
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return err
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}
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return err
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}
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func (db *Database) DeleteBlobByNameDigest(ctx context.Context, name, digest string) error {
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var err error
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request := `DELETE FROM blobs WHERE name = $1 AND digest = $2;`
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_, err = db.db.Exec(request, name, digest)
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if err != nil {
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return err
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}
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return err
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}
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