parent
0a63e1f593
commit
8f17a3661e
10 changed files with 135 additions and 49 deletions
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@ -2,9 +2,9 @@ package database
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import (
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"database/sql"
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"encoding/json"
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"errors"
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"fmt"
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"slices"
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"time"
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"git.adyxax.org/adyxax/tfstated/pkg/model"
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@ -98,16 +98,24 @@ func (db *DB) LoadStateById(stateId uuid.UUID) (*model.State, error) {
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var (
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created int64
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updated int64
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lock []byte
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)
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err := db.QueryRow(
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`SELECT created, lock, path, updated FROM states WHERE id = ?;`,
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stateId).Scan(&created, &state.Lock, &state.Path, &updated)
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`SELECT created, json_extract(lock, '$'), path, updated
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FROM states
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WHERE id = ?;`,
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stateId).Scan(&created, &lock, &state.Path, &updated)
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if err != nil {
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if errors.Is(err, sql.ErrNoRows) {
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return nil, nil
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}
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return nil, fmt.Errorf("failed to load state id %s from database: %w", stateId, err)
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}
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if lock != nil {
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if err := json.Unmarshal(lock, &state.Lock); err != nil {
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return nil, fmt.Errorf("failed to unmarshal lock data: %w", err)
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}
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}
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state.Created = time.Unix(created, 0)
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state.Updated = time.Unix(updated, 0)
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return &state, nil
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@ -140,7 +148,7 @@ func (db *DB) LoadStatePaths() (map[string]string, error) {
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func (db *DB) LoadStates() ([]model.State, error) {
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rows, err := db.Query(
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`SELECT created, id, lock, path, updated FROM states;`)
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`SELECT created, id, json_extract(lock, '$'), path, updated FROM states;`)
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if err != nil {
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return nil, fmt.Errorf("failed to load states from database: %w", err)
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}
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@ -151,11 +159,17 @@ func (db *DB) LoadStates() ([]model.State, error) {
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state model.State
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created int64
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updated int64
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lock []byte
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)
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err = rows.Scan(&created, &state.Id, &state.Lock, &state.Path, &updated)
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err = rows.Scan(&created, &state.Id, &lock, &state.Path, &updated)
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if err != nil {
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return nil, fmt.Errorf("failed to load state from row: %w", err)
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}
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if lock != nil {
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if err := json.Unmarshal(lock, &state.Lock); err != nil {
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return nil, fmt.Errorf("failed to unmarshal lock data: %w", err)
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}
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}
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state.Created = time.Unix(created, 0)
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state.Updated = time.Unix(updated, 0)
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states = append(states, state)
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@ -168,12 +182,16 @@ func (db *DB) LoadStates() ([]model.State, error) {
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// Returns (true, nil) on successful save
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func (db *DB) SaveState(state *model.State) (bool, error) {
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_, err := db.Exec(
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lock, err := json.Marshal(state.Lock)
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if err != nil {
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return false, fmt.Errorf("failed to marshal lock data: %w", err)
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}
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_, err = db.Exec(
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`UPDATE states
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SET lock = ?,
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SET lock = jsonb(?),
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path = ?
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WHERE id = ?`,
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state.Lock,
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lock,
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state.Path,
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state.Id)
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if err != nil {
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@ -189,7 +207,7 @@ func (db *DB) SaveState(state *model.State) (bool, error) {
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}
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// returns true in case of lock mismatch
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func (db *DB) SetState(path string, accountId uuid.UUID, data []byte, lock string) (bool, error) {
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func (db *DB) SetState(path string, accountId uuid.UUID, data []byte, lockId string) (bool, error) {
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encryptedData, err := db.dataEncryptionKey.EncryptAES256(data)
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if err != nil {
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return false, fmt.Errorf("failed to encrypt state data: %w", err)
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@ -198,28 +216,27 @@ func (db *DB) SetState(path string, accountId uuid.UUID, data []byte, lock strin
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return ret, db.WithTransaction(func(tx *sql.Tx) error {
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var (
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stateId string
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lockData []byte
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lockData *string
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)
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if err = tx.QueryRowContext(db.ctx, `SELECT id, lock->>'ID' FROM states WHERE path = ?;`, path).Scan(&stateId, &lockData); err != nil {
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if err := tx.QueryRowContext(db.ctx, `SELECT id, lock->>'ID' FROM states WHERE path = ?;`, path).Scan(&stateId, &lockData); err != nil {
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if errors.Is(err, sql.ErrNoRows) {
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var stateUUID uuid.UUID
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if err := stateUUID.Generate(uuid.V7); err != nil {
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return fmt.Errorf("failed to generate state id: %w", err)
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}
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_, err = tx.ExecContext(db.ctx, `INSERT INTO states(id, path) VALUES (?, ?)`, stateUUID, path)
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_, err := tx.ExecContext(db.ctx, `INSERT INTO states(id, path) VALUES (?, ?)`, stateUUID, path)
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if err != nil {
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return fmt.Errorf("failed to insert new state: %w", err)
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}
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stateId = stateUUID.String()
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} else {
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return err
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return fmt.Errorf("failed to select lock data from state: %w", err)
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}
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}
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if lock != "" && slices.Compare([]byte(lock), lockData) != 0 {
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err = fmt.Errorf("failed to update state: lock ID mismatch")
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if lockId != "" && (lockData == nil || lockId != *lockData) {
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ret = true
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return err
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return fmt.Errorf("failed to update state: lock ID mismatch")
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}
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var versionId uuid.UUID
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if err := versionId.Generate(uuid.V7); err != nil {
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@ -227,9 +244,9 @@ func (db *DB) SetState(path string, accountId uuid.UUID, data []byte, lock strin
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}
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_, err = tx.ExecContext(db.ctx,
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`INSERT INTO versions(id, account_id, state_id, data, lock)
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SELECT :versionId, :accountId, :stateId, :data, lock
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FROM states
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WHERE states.id = :stateId;`,
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SELECT :versionId, :accountId, :stateId, :data, lock
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FROM states
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WHERE states.id = :stateId;`,
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sql.Named("accountId", accountId),
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sql.Named("data", encryptedData),
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sql.Named("stateId", stateId),
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