jumpserver/apps/accounts/utils.py

56 lines
2.0 KiB
Python

from django.utils.translation import ugettext_lazy as _
from rest_framework import serializers
from accounts.const import (
SecretType, DEFAULT_PASSWORD_RULES
)
from common.utils import gen_key_pair, random_string
from common.utils import validate_ssh_private_key, parse_ssh_private_key_str
class SecretGenerator:
def __init__(self, secret_strategy, secret_type, password_rules=None):
self.secret_strategy = secret_strategy
self.secret_type = secret_type
self.password_rules = password_rules
@staticmethod
def generate_ssh_key():
private_key, public_key = gen_key_pair()
return private_key
def generate_password(self):
length = int(self.password_rules.get('length', 0))
length = length if length else DEFAULT_PASSWORD_RULES['length']
return random_string(length, special_char=True)
def get_secret(self):
if self.secret_type == SecretType.SSH_KEY:
secret = self.generate_ssh_key()
elif self.secret_type == SecretType.PASSWORD:
secret = self.generate_password()
else:
raise ValueError("Secret must be set")
return secret
def validate_password_for_ansible(password):
""" 校验 Ansible 不支持的特殊字符 """
# validate password contains left double curly bracket
# check password not contains `{{`
# Ansible 推送的时候不支持
if '{{' in password:
raise serializers.ValidationError(_('Password can not contains `{{` '))
# Ansible Windows 推送的时候不支持
if "'" in password:
raise serializers.ValidationError(_("Password can not contains `'` "))
if '"' in password:
raise serializers.ValidationError(_('Password can not contains `"` '))
def validate_ssh_key(ssh_key, passphrase=None):
valid = validate_ssh_private_key(ssh_key, password=passphrase)
if not valid:
raise serializers.ValidationError(_("private key invalid or passphrase error"))
return parse_ssh_private_key_str(ssh_key, passphrase)