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103 lines
3.2 KiB
103 lines
3.2 KiB
# -*- coding: utf-8 -*-
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#
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import hvac
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from hvac import exceptions
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from requests.exceptions import ConnectionError
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from common.utils import get_logger
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logger = get_logger(__name__)
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__all__ = ['VaultKVClient']
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class VaultKVClient(object):
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max_versions = 20
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def __init__(self, url, token, mount_point):
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assert isinstance(self.max_versions, int) and self.max_versions >= 3, (
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'max_versions must to be an integer that is greater than or equal to 3'
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)
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self.client = hvac.Client(url=url, token=token)
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self.mount_point = mount_point
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self.enable_secrets_engine_if_need()
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def is_active(self):
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try:
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if not self.client.sys.is_initialized():
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return False, 'Vault is not initialized'
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if self.client.sys.is_sealed():
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return False, 'Vault is sealed'
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if not self.client.is_authenticated():
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return False, 'Vault is not authenticated'
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except ConnectionError as e:
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logger.error(str(e))
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return False, f'Vault is not reachable: {e}'
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else:
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return True, ''
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def enable_secrets_engine_if_need(self):
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secrets_engines = self.client.sys.list_mounted_secrets_engines()
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mount_points = secrets_engines.keys()
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if f'{self.mount_point}/' in mount_points:
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return
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self.client.sys.enable_secrets_engine(
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backend_type='kv',
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path=self.mount_point,
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options={'version': 2} # TODO: version 是否从配置中读取?
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)
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self.client.secrets.kv.v2.configure(
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max_versions=self.max_versions,
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mount_point=self.mount_point
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)
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def get(self, path, version=None):
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try:
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response = self.client.secrets.kv.v2.read_secret_version(
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path=path,
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version=version,
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mount_point=self.mount_point
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)
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except exceptions.InvalidPath as e:
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return {}
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data = response.get('data', {})
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return data
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def create(self, path, data: dict):
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self._update_or_create(path=path, data=data)
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def update(self, path, data: dict):
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""" 未更新的数据会被删除 """
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self._update_or_create(path=path, data=data)
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def patch(self, path, data: dict):
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""" 未更新的数据不会被删除 """
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self.client.secrets.kv.v2.patch(
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path=path,
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secret=data,
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mount_point=self.mount_point
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)
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def delete(self, path):
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self.client.secrets.kv.v2.delete_metadata_and_all_versions(
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path=path,
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mount_point=self.mount_point,
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)
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def _update_or_create(self, path, data: dict):
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self.client.secrets.kv.v2.create_or_update_secret(
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path=path,
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secret=data,
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mount_point=self.mount_point
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)
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def update_metadata(self, path, metadata: dict):
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try:
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self.client.secrets.kv.v2.update_metadata(
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path=path,
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mount_point=self.mount_point,
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custom_metadata=metadata
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)
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except exceptions.InvalidPath as e:
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logger.error('Update metadata error: {}'.format(e))
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