bf39fd7b67
v1.2.0: - GUI localization (EN/RU/ZH) with language switcher and persistent selection - About dialog (ⓘ) with app info, features, quick start guide - core/i18n.py — internationalization module with t() function - All GUI components translated via t() keys v1.3.0: - TOTP/2FA tab — Google Authenticator compatible codes with live 30s countdown, one-click copy, per-server secret management - core/totp.py — TOTP module (pyotp, RFC 6238) - core/logger.py — rotating file logger (5MB, 3 backups) - Stronger Fernet encryption key with automatic migration from old key - Thread-safe server store with locks, atomic writes, auto-restore on corruption - Parallel status checks via ThreadPoolExecutor (up to 10 concurrent) - SSH client: explicit channel cleanup, Unix key permissions - Server dialog: port validation (1-65535), TOTP secret field - Language change preserves active tab and server selection - pyotp dependency added Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
"""
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TOTP module — Google Authenticator compatible 2FA codes.
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Uses pyotp (RFC 6238).
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"""
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import time
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import pyotp
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def generate_secret(length: int = 32) -> str:
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"""Generate a new random TOTP secret (base32-encoded)."""
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return pyotp.random_base32(length=length)
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def get_code(secret: str) -> str:
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"""Get current 6-digit TOTP code."""
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return pyotp.TOTP(secret).now()
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def get_code_with_timer(secret: str) -> dict:
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"""Get current code with timing info for GUI display."""
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totp = pyotp.TOTP(secret)
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now = time.time()
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remaining = 30 - (int(now) % 30)
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return {
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"code": totp.now(),
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"remaining": remaining,
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"progress": remaining / 30.0,
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}
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def verify_code(secret: str, code: str) -> bool:
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"""Verify a TOTP code (with +/- 1 period tolerance)."""
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return pyotp.TOTP(secret).verify(code, valid_window=1)
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def format_secret_uri(secret: str, account: str, issuer: str = "ServerManager") -> str:
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"""Generate otpauth:// URI for QR code / authenticator apps."""
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return pyotp.TOTP(secret).provisioning_uri(name=account, issuer_name=issuer)
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