skrueckenandCursor
4adfcdb95a
Introduces the web backend (auth, RBAC, project tokens, revisions), YouTrack-or-taskmaster backend choice in the TUI, and a first-pass embedded Svelte UI. The frontend is functional but needs a major rework. Co-authored-by: Cursor <cursoragent@cursor.com>
59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package sqlite
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import (
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"crypto/aes"
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"crypto/cipher"
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"crypto/rand"
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"crypto/sha256"
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"fmt"
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"io"
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)
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func normalizeSecret(secret []byte) []byte {
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if len(secret) == 0 {
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// Deterministic fallback for local/dev; production should set TASK_MASTER_SECRET.
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sum := sha256.Sum256([]byte("task-master-dev-secret"))
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return sum[:]
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}
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sum := sha256.Sum256(secret)
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return sum[:]
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}
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// EncryptToken seals plaintext with AES-GCM.
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func (db *DB) EncryptToken(plain string) ([]byte, error) {
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block, err := aes.NewCipher(db.Secret)
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if err != nil {
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return nil, err
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}
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gcm, err := cipher.NewGCM(block)
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if err != nil {
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return nil, err
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}
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nonce := make([]byte, gcm.NonceSize())
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if _, err := io.ReadFull(rand.Reader, nonce); err != nil {
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return nil, err
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}
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return gcm.Seal(nonce, nonce, []byte(plain), nil), nil
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}
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// DecryptToken opens an AES-GCM blob.
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func (db *DB) DecryptToken(blob []byte) (string, error) {
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block, err := aes.NewCipher(db.Secret)
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if err != nil {
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return "", err
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}
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gcm, err := cipher.NewGCM(block)
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if err != nil {
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return "", err
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}
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if len(blob) < gcm.NonceSize() {
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return "", fmt.Errorf("token ciphertext too short")
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}
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nonce, ct := blob[:gcm.NonceSize()], blob[gcm.NonceSize():]
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plain, err := gcm.Open(nil, nonce, ct, nil)
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if err != nil {
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return "", err
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}
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return string(plain), nil
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}
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