def get_current_smt():
"""Return the data for the current SMT server.
The current SMT server is the server aginst which this client
is registered."""
smt = get_smt_from_store(__get_registered_smt_file_path())
if not smt:
return
# Verify that this system is also in /etc/hosts and we are in
# a consistent state
smt_ipv4 = smt.get_ipv4()
smt_ipv6 = smt.get_ipv6()
smt_fqdn = smt.get_FQDN()
hosts = open(HOSTSFILE_PATH, 'r').read()
if (
not (
re.search(r'%s\s' % smt_ipv4, hosts) or
re.search(r'%s\s' % smt_ipv6, hosts)
) or not
re.search(r'\s%s\s' % smt_fqdn, hosts)
):
os.unlink(__get_registered_smt_file_path())
return
if not check_registration(smt_fqdn):
return
return smt
def get_current_smt():
"""Return the data for the current SMT server.
The current SMT server is the server aginst which this client
is registered."""
smt = get_smt_from_store(__get_registered_smt_file_path())
if not smt:
return
# Verify that this system is also in /etc/hosts and we are in
# a consistent state
# Handle entries as bytes,
# Yes users put non ascii characters into /etc/hosts
smt_ipv4 = smt.get_ipv4()
smt_ipv6 = smt.get_ipv6()
smt_fqdn = smt.get_FQDN()
# A bit cumbersome to support Python 3.4
ipv4_search = '%s\s' % smt_ipv4
ipv6_search = '%s\s' % smt_ipv6
fqdn_search = '\s%s\s' % smt_fqdn
hosts = open(HOSTSFILE_PATH, 'rb').read()
if (not (re.search(ipv4_search.encode(), hosts)
or re.search(ipv6_search.encode(), hosts))
or not re.search(fqdn_search.encode(), hosts)):
os.unlink(__get_registered_smt_file_path())
return
if not check_registration(smt_fqdn):
return
return smt
def find_equivalent_smt_server(configured_smt, known_smt_servers):
"""Find an SMT server that is equivalent to the currently configured
SMT server, only consider responsive servers"""
for smt in known_smt_servers:
# Take a shortcut and only compare the IPv4 address to
# skip the same server in the list. If the IPv4 addresses of
# a given object are the same and other data is different we have
# a really big problem.
if smt.get_ipv4() == configured_smt.get_ipv4():
continue
if smt.is_equivalent(configured_smt) and smt.is_responsive():
return smt
return None
def remove_registration_data():
"""Reset the instance to an unregistered state"""
smt_data_file = __get_registered_smt_file_path()
if os.path.exists(smt_data_file):
smt = get_smt_from_store(smt_data_file)
smt_ips = (smt.get_ipv4(), smt.get_ipv6())
logging.info('Clean current registration server: %s' % str(smt_ips))
server_name = smt.get_FQDN()
domain_name = smt.get_domain_name()
clean_hosts_file(domain_name)
__remove_credentials(server_name)
__remove_repos(server_name)
__remove_service(server_name)
os.unlink(smt_data_file)
if os.path.exists('/etc/SUSEConnect'):
os.unlink('/etc/SUSEConnect')
else:
logging.info('No current registration server set.')