First version of Python port
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cf94a72033
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3
.gitignore
vendored
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3
.gitignore
vendored
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etc/
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#.*#
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.*~
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217
OTcerts.py
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217
OTcerts.py
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import os
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import sys
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import errno
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import argparse
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import configparser
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import logging
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import mysql.connector
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# Get list of defined domains in vhosts configuration database
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domains_list_stmt = """SELECT DISTINCT(SUBSTRING_INDEX(urls.dns_name, '.', -2)) AS domain_names
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FROM urls INNER JOIN (hosts_urls, hosts, vhosts_features, vhosts)
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ON (urls.url_id = hosts_urls.url_id and urls.url_id = vhosts.url_id and vhosts.vhost_id = vhosts_features.vhost_id)
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WHERE (hosts_urls.http = 'Y' and hosts.hostname = %(webserver)s)
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"""
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# Get domain_id if defined in nameserver database
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domain_id_stmt="SELECT domains.id as domain_id FROM domains WHERE domains.name=%(domain)s"
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subdomains_list_stmt = "SELECT DISTINCT(urls.dns_name) AS domain_names "\
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"FROM urls INNER JOIN (hosts_urls, hosts, vhosts_features, vhosts ) "\
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"ON (urls.url_id = hosts_urls.url_id and urls.url_id = vhosts.url_id and vhosts.vhost_id = vhosts_features.vhost_id) "\
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"WHERE (hosts_urls.http = 'Y' and hosts.hostname = %(webserver)s and "\
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"urls.dns_name LIKE %(domain)s)"
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default_conf_file="./etc/ot_certs.ini"
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger()
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def init_prog(argv):
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"""
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Parse command line args and config file
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"""
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parser = argparse.ArgumentParser(
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description="Manage LetsEncrypt certificates")
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parser.add_argument("-c", "--config", type=open,
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required=False,
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default=default_conf_file,
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help="Specifity config file (default: {})".format(default_conf_file))
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args = parser.parse_args()
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try:
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config = configparser.ConfigParser()
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config.read_file(args.config)
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except Exception as e:
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logger.error("Error parsing configuration {}".format(e))
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exit(-1)
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return args, config
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def connect_db(conf_dict):
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try:
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cnx = mysql.connector.connect(**conf_dict)
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except mysql.connector.Error as err:
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if err.errno == mysql.connector.errorcode.ER_ACCESS_DENIED_ERROR:
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logger.error("Something is wrong with your user name or password")
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elif err.errno == mysql.connector.errorcode.ER_BAD_DB_ERROR:
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logger.error("Database does not exist")
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else:
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logger.error(err)
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return None
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return cnx
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def get_subdomain_list(config, domain, ot_conn, ex_subdomains=tuple()):
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"""
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Return a Python list containing subdomain of domain paramer
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eg: ['app.arkiwi.org']
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"""
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result_dict=dict()
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ot_cursor=ot_conn.cursor()
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ot_cursor.execute(subdomains_list_stmt, {'webserver':config['main']['webserver'].strip(" '\""),
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'domain':"%{}%".format(domain)})
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subdomains_res = ot_cursor.fetchall()
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ot_cursor.close()
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#if filtered:
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subdomains_filtered = [s[0].decode('utf-8') for s in subdomains_res
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if not(s[0].decode('utf-8').startswith(ex_subdomains))]
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# else:
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# subdomains_filtered = [s[0].decode('utf-8') for s in subdomains_res]
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return subdomains_filtered
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def get_domain_list(config, ot_conn, dns_conn):
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"""
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Return a dictionary of domains and properties
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eg:{'indivia.net': {manage_ns=True, domain_id=92},
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'metalabs.org': {managed_ns=False}}
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"""
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result_dict=dict()
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ot_cursor=ot_conn.cursor()
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ot_cursor.execute(domains_list_stmt, {'webserver':config['main']['webserver'].strip(" '\"")})
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dns_cursor=dns_conn.cursor()
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for domain_barr, in ot_cursor:
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domain_name = domain_barr.decode("utf-8")
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try:
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dns_cursor.execute(domain_id_stmt, {'domain':domain_name})
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except Exception as e:
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logger.error(e)
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exit(-1)
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dns_res = dns_cursor.fetchall()
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if dns_cursor.rowcount == 1 :
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result_dict.update({domain_name: {'managed_ns':True, 'domain_id':dns_res[0][0]}})
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elif dns_cursor.rowcount == 0:
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result_dict.update({domain_name: {'managed_ns':False, 'domain_id':None}})
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else:
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logger.error('Unexpected result for domain {}'.format(domain_name))
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dns_cursor.close()
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ot_cursor.close()
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return result_dict
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def acme_request(config, domain_name, acme_test='DNS-01', dryrun=False, domains_list=None):
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args = config['certbot']['base_args']
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if dryrun:
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args += "--dry-run "
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args += "-m {} ".format(config['certbot']['email'])
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args += "--server {} ".format(config['certbot']['server'])
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if acme_test == 'DNS-01':
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args += "--manual certonly "
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args += "--preferred-challenges dns-01 "
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args += "--manuale-auth-hook {} ".format(config['certbot']['auth_hook'])
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args += "--manuale-cleanup-hook {} ".format(config['certbot']['cleanup_hook'])
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args += "-d {},*.{}".format(domain_name, domain_name)
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elif acme_test == 'HTTP-01':
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args += "--webroot certonly "
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args += "--preferred-challenges http-01 "
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args += "-w {}/{}/htdocs ".format(config['apache']['webroot'], domain_name)
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if domains_list is None:
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args += "-d {}".format(domain_name)
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else:
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args += "--expand --cert-name {} ".format(domain_name)
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args += "-d {}".format(",".join(domains_list))
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else:
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logger.error('acme test {} not supported'.format(acme_test))
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return False
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if dryrun:
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logging.info("{} {}".format(config['certbot']['bin'], args))
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else:
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os.system("{} {}".format(config['certbot']['bin'], args))
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return True
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def symlink_force(target, link_name):
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try:
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os.symlink(target, link_name)
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except e:
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if e.errno == errno.EEXIST:
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os.remove(link_name)
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os.symlink(target, link_name)
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else:
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raise e
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def link_cert(config, source, dest, dryrun=False):
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src_name = os.path.join(config['certbot']['live_certificates_dir'], source)
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link_name = os.path.join(config['apache']['certificates_root'], dest)
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if dryrun:
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logger.info('{} -> {}'.format(link_name,src_name))
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return
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else:
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symlink_force(src_name, link_name)
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if __name__ == '__main__':
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args, config = init_prog(sys.argv)
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dryrun=config['main'].getboolean('dryrun')
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ot_conn=connect_db(dict(config['ot_db']))
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dns_conn=connect_db(dict(config['dns_db']))
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# Caso speciale per le webmail
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vhost_name = config['webmail']['vhost'].strip()
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webmails_list = ["webmail.{}".format(d.strip()) for d in config['webmail']['domains'].split(',')]
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if acme_request(config, vhost_name, acme_test='HTTP-01', dryrun=dryrun, domains_list=webmails_list):
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link_cert(config, vhost_name, vhost_name, dryrun=dryrun)
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else:
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logger.error('Error asking certificate for {}'.format(vhost_name))
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# Subdomains da escludere
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ex_subdomains = tuple([s.strip() for s in config['main']['special_subdomains'].split(',') if len(s.strip())>0])
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domains_dict = get_domain_list(config, ot_conn, dns_conn)
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for domain_name, domain_feat in domains_dict.items():
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domain_feat['subdomains']=get_subdomain_list(config, domain_name, ot_conn, ex_subdomains=ex_subdomains)
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# Controlla se i nameserver sono gestiti da noi
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if domain_feat['managed_ns']:
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# Nel caso il nameserver sia gestito, chiedi certificati per il dominio e la wildcard
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if acme_request(config, domain_name, acme_test='DNS-01', dryrun=dryrun):
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link_cert(config, domain_name, domain_name, dryrun=dryrun)
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# Crea il link per ogni subdomain
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for subdomain in domain_feat['subdomains']:
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link_cert(config, domain_name, subdomain, dryrun=dryrun)
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else:
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# Nel caso i nameserver NON siano gestiti, allora chiedi un certificato per ogni sottodominio
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# Crea il link per ogni subdomain
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for subdomain in domain_feat['subdomains']:
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if acme_request(config, subdomain, acme_test='HTTP-01', dryrun=dryrun):
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link_cert(config, subdomain, subdomain, dryrun=dryrun)
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ot_conn.close()
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dns_conn.close()
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