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#!/usr/bin/env python |
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# -*- encoding: utf-8 -*- |
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import ovh |
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import re |
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from pathlib import Path |
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from ovh_interface.InterfaceBase import InterfaceBase |
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class LoadBalancerSSLManager(InterfaceBase): |
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""" |
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Class which manage SSL in ovh IPLB |
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""" |
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def __init__(self, ip_lb_name, ovh_client=None): |
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""" |
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Constructor |
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:type ip_lb_name: The name of ip LB you want to work with |
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:param ovh_client: the obvh client you want to use. If none use environment variable to initialize the ovh client. |
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""" |
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InterfaceBase.__init__(self, ovh_client) |
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self.ip_lb_name = ip_lb_name |
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def get_certificate_managed_by_ip_lb(self): |
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""" |
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Get certificate managed by IP load balancer |
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:return: list of dict {ip_lb_name, ssl_id_in_lb, ssl_cn} |
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""" |
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self.logger.debug('List certificate in IP LB') |
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regex_parse_ovh_ssl_config = r"/CN=([\w\d\.]+)" |
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list_of_ssl_ip_lb_entry = [] |
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for ip_lb_name in self.ovh_client.get('/ipLoadbalancing'): |
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if self.ip_lb_name == ip_lb_name: |
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for ssl_id in self.ovh_client.get('/ipLoadbalancing/{}/ssl'.format(ip_lb_name)): |
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ssl_config = self.ovh_client.get('/ipLoadbalancing/{}/ssl/{}'.format(ip_lb_name, ssl_id)) |
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matches = re.findall(regex_parse_ovh_ssl_config, ssl_config['subject']) |
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if len(matches) != 0: |
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list_of_ssl_ip_lb_entry.append({ |
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"ip_lb_name": ip_lb_name, |
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"ssl_id": ssl_id, |
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"ssl_cn": matches[0]} |
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) |
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self.logger.debug('SSL certif in IPLB : {}'.format(list_of_ssl_ip_lb_entry)) |
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return list_of_ssl_ip_lb_entry |
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def _add_certificate(self, certif, privatekey, chain=None): |
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""" |
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Add a certificate in the current ip lb |
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:param certif: The content of |
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:param privatekey: |
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:param chain: |
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:return: The certificate entry created or None if an error occurred |
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""" |
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try: |
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result = self.ovh_client.post('/ipLoadbalancing/{}/ssl'.format(self.ip_lb_name), |
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certificate=certif.strip(), |
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key=privatekey.strip(), |
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chain=chain.strip() |
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) |
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except (ovh.exceptions.BadParametersError, ovh.exceptions.ResourceConflictError) as err: |
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self.logger.error('Impossible to add certificate. err: {}'.format(err)) |
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return None |
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return result |
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def _get_ssl_id_from_domain(self, domain): |
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""" |
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Get all ssl id of certificate found for a domain |
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:param domain: The domain you want to search ssl associated with |
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:return: List of ssl id |
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""" |
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list_of_ssl_ip_lb_entry = self.get_certificate_managed_by_ip_lb() |
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return (ssl_ip_lb_entry['ssl_id'] for ssl_ip_lb_entry in list_of_ssl_ip_lb_entry if ssl_ip_lb_entry['ssl_cn'] == domain) |
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def _delete_certificate(self, list_of_ssl_id): |
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""" |
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Delete a SSL certificates |
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:param list_of_ssl_id: list of ssl entry you want to delete |
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""" |
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for ssl_id in list_of_ssl_id: |
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self.logger.debug("Delete SSL certif {}".format(ssl_id)) |
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self.ovh_client.delete('/ipLoadbalancing/{serviceName}/ssl/{id}'.format(serviceName=self.ip_lb_name, id=ssl_id)) |
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def update_certificate(self, domain, certif_path, privatekey_path, chain_path=None): |
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""" |
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Update a certificate in the current ip lb |
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:param domain: The domain you want to update |
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:param certif_path: The path to the certificate you want to add |
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:param privatekey_path: The path to the private key you want to add |
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:param chain_path: The path to the chain you want to add |
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:return: True if success else False |
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""" |
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self.logger.info("Update the certificate of {}".format(domain)) |
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self.logger.debug("certif: {}\nprivatekey:{}\nchain: {}".format(certif_path, privatekey_path, chain_path)) |
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if not Path(certif_path).is_file() or not Path(privatekey_path).is_file(): |
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self.logger.error("Impossible to update the certificate of {} some files doesn't exist".format(domain)) |
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return False |
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if chain_path is not None and not Path(chain_path).is_file(): |
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self.logger.error("Impossible to update the certificate of {} some chain file doesn't exist {}".format(domain, chain_path)) |
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return False |
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with open(certif_path, 'r') as content_file: |
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certif = content_file.read() |
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with open(privatekey_path, 'r') as content_file: |
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privatekey = content_file.read() |
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if chain_path: |
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with open(chain_path, 'r') as content_file: |
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chain = content_file.read() |
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else: |
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chain = None |
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list_of_ssl_id_to_delete = self._get_ssl_id_from_domain(domain) |
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self.logger.info('Add certificate for domain : {}'.format(domain)) |
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if self._add_certificate(certif, privatekey, chain) is None: |
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return False |
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self.logger.debug('Delete certificate for domain {}'.format(domain)) |
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self._delete_certificate(list_of_ssl_id_to_delete) |
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return True |
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TraceSoftwareInternational /
ovh-ssl-iplb
