Fix pylint/flake8 warnings

This commit is contained in:
Benjamin Renard 2022-05-01 02:39:51 +02:00
parent a3d6c8cfb0
commit d33df5c23d
2 changed files with 134 additions and 81 deletions

View file

@ -43,14 +43,16 @@ import getpass
import ldap
from ldap import LDAPError # pylint: disable=no-name-in-module
from ldap.controls import SimplePagedResultsControl
import ldap.modlist as modlist
from ldap import modlist
TOUCH_VALUE = '%%TOUCH%%'
parser = argparse.ArgumentParser(
description=("Script to check LDAP syncrepl replication state between "+
description=(
"Script to check LDAP syncrepl replication state between "
"two servers."),
epilog=("Author: Benjamin Renard <brenard@easter-eggs.com>, "+
epilog=(
"Author: Benjamin Renard <brenard@easter-eggs.com>, "
"Source: https://gogs.zionetrix.net/bn8/check_syncrepl_extended")
)
@ -75,10 +77,11 @@ parser.add_argument(
dest="serverid",
action="store",
type=int,
help=("Compare contextCSN of a specific master. Useful in MultiMaster "+
"setups where each master has a unique ID and a contextCSN for "+
"each replicated master exists. A valid serverID is a integer "+
"value from 0 to 4095 (limited to 3 hex digits, example: '12' "+
help=(
"Compare contextCSN of a specific master. Useful in MultiMaster "
"setups where each master has a unique ID and a contextCSN for "
"each replicated master exists. A valid serverID is a integer "
"value from 0 to 4095 (limited to 3 hex digits, example: '12' "
"compares the contextCSN matching '#00C#')"),
default=False
)
@ -169,7 +172,8 @@ parser.add_argument(
"--only-check-contextCSN",
dest="onlycheckcontextcsn",
action="store_true",
help=("Only check servers root contextCSN (objects check disabled, "+
help=(
"Only check servers root contextCSN (objects check disabled, "
"default : False)"),
default=False
)
@ -196,11 +200,13 @@ parser.add_argument(
dest="touch",
action="store",
type=str,
help=("Touch attribute giving in parameter to force resync a this LDAP "+
"object from provider. A value '{}' will be add to this attribute "+
"and remove after. The user use to connect to the LDAP directory "+
"must have write permission on this attribute on each object."
).format(TOUCH_VALUE),
help=(
'Touch attribute giving in parameter to force resync a this LDAP '
f'object from provider. A value "{TOUCH_VALUE}" will be add to this '
'attribute and remove after. The user use to connect to the LDAP '
'directory must have write permission on this attribute on each '
'object.'
),
default=None
)
@ -225,7 +231,8 @@ parser.add_argument(
dest="page_size",
action="store",
type=int,
help=("Page size: if defined, paging control using LDAP v3 extended " +
help=(
"Page size: if defined, paging control using LDAP v3 extended "
"control will be enabled."),
default=None
)
@ -233,7 +240,8 @@ parser.add_argument(
options = parser.parse_args()
if options.nocheckcontextcsn and options.onlycheckcontextcsn:
parser.error("You can't use both --no-check-contextCSN and "+
parser.error(
"You can't use both --no-check-contextCSN and "
"--only-check-contextCSN parameters and the same time")
if options.nagios:
sys.exit(3)
@ -251,8 +259,10 @@ if not options.basedn:
sys.exit(3)
sys.exit(1)
if not 0 <= options.serverid <= 4095:
parser.error("ServerID should be a integer value from 0 to 4095 "+
parser.error(
"ServerID should be a integer value from 0 to 4095 "
"(limited to 3 hexadecimal digits).")
if options.nagios:
sys.exit(3)
@ -282,7 +292,8 @@ elif options.quiet:
else:
logging.basicConfig(level=logging.INFO, format=FORMAT)
class LdapServer(object):
class LdapServer:
uri = ""
dn = ""
@ -302,7 +313,8 @@ class LdapServer(object):
if self.con == 0:
try:
con = ldap.initialize(self.uri)
con.protocol_version = ldap.VERSION3 # pylint: disable=no-member
# pylint: disable=no-member
con.protocol_version = ldap.VERSION3
if self.start_tls:
con.start_tls_s()
if self.dn:
@ -316,18 +328,20 @@ class LdapServer(object):
def getContextCSN(self, basedn=False, serverid=False):
if not basedn:
basedn = self.dn
data = self.search(basedn, '(objectclass=*)', attrs=['contextCSN'], scope='base')
data = self.search(
basedn, '(objectclass=*)', attrs=['contextCSN'], scope='base')
if data:
contextCSNs = data[0][0][1]['contextCSN']
logging.debug('Found contextCSNs %s', contextCSNs)
if serverid is False:
return contextCSNs[0]
csnid = str(format(serverid, 'X')).zfill(3)
sub = str.encode('#%s#' % csnid, encoding="ascii", errors="replace")
sub = str.encode(f'#{csnid}#', encoding="ascii", errors="replace")
CSN = [s for s in contextCSNs if sub in s]
if not CSN:
logging.error(
"No contextCSN matching with ServerID %s (=%s) could be found.",
"No contextCSN matching with ServerID %s (=%s) could be "
"found.",
serverid, sub
)
return False
@ -342,11 +356,12 @@ class LdapServer(object):
return ldap.SCOPE_ONELEVEL # pylint: disable=no-member
if scope == 'sub':
return ldap.SCOPE_SUBTREE # pylint: disable=no-member
raise Exception("Unknown LDAP scope '%s'" % scope)
raise Exception(f'Unknown LDAP scope "{scope}"')
def search(self, basedn, filterstr, attrs=None, scope=None):
if self.page_size:
return self.paged_search(basedn, filterstr, attrs=attrs, scope=scope)
return self.paged_search(
basedn, filterstr, attrs=attrs, scope=scope)
res_id = self.con.search(
basedn, self.get_scope(scope if scope else 'sub'),
filterstr, attrs if attrs else []
@ -371,7 +386,8 @@ class LdapServer(object):
basedn, self.get_scope(scope if scope else 'sub'),
filterstr, attrs if attrs else [], serverctrls=[pg_ctrl]
)
res_type, res_data, res_id, serverctrls = self.con.result3(res_id) # pylint: disable=unused-variable
# pylint: disable=unused-variable
res_type, res_data, res_id, serverctrls = self.con.result3(res_id)
for serverctrl in serverctrls:
if serverctrl.controlType == SimplePagedResultsControl.controlType:
pg_ctrl.cookie = serverctrl.cookie
@ -382,7 +398,7 @@ class LdapServer(object):
def update_object(self, dn, old, new):
ldif = modlist.modifyModlist(old, new)
if ldif == []:
if not ldif:
return True
try:
logging.debug('Update object %s: %s', dn, ldif)
@ -419,7 +435,9 @@ class LdapServer(object):
dn, attr, old, new
)
if self.update_object(dn, old, new):
logging.info('Restore original value of attribute "%s" of object "%s"', attr, dn)
logging.info(
'Restore original value of attribute "%s" of object "%s"',
attr, dn)
if options.removetouchvalue and TOUCH_VALUE in old[attr]:
old[attr].remove(TOUCH_VALUE)
self.update_object(dn=dn, old=new, new=old)
@ -428,8 +446,11 @@ class LdapServer(object):
logging.error('Error touching object "%s"', dn, exc_info=True)
return False
if options.nocheckcert:
ldap.set_option(ldap.OPT_X_TLS_REQUIRE_CERT, ldap.OPT_X_TLS_NEVER) # pylint: disable=no-member
# pylint: disable=no-member
ldap.set_option(
ldap.OPT_X_TLS_REQUIRE_CERT, ldap.OPT_X_TLS_NEVER)
servers = [options.provider, options.consumer]
@ -445,13 +466,14 @@ for srv in servers:
if not LdapServers[srv].connect():
if options.nagios:
print("UNKWNON - Failed to connect to %s" % srv) # pylint: disable=print-statement
print(f'UNKWNON - Failed to connect to {srv}')
sys.exit(3)
else:
sys.exit(1)
if not options.nocheckcontextcsn:
LdapServersCSN[srv] = LdapServers[srv].getContextCSN(options.basedn, options.serverid)
LdapServersCSN[srv] = LdapServers[srv].getContextCSN(
options.basedn, options.serverid)
logging.info('ContextCSN of %s: %s', srv, LdapServersCSN[srv])
if not options.onlycheckcontextcsn:
@ -459,11 +481,15 @@ for srv in servers:
LdapObjects[srv] = {}
if options.attrs:
for obj in LdapServers[srv].search(options.basedn, options.filterstr, []):
for obj in LdapServers[srv].search(
options.basedn, options.filterstr, []
):
logging.debug('Found on %s: %s', srv, obj[0][0])
LdapObjects[srv][obj[0][0]] = obj[0][1]
else:
for obj in LdapServers[srv].search(options.basedn, options.filterstr, ['entryCSN']):
for obj in LdapServers[srv].search(
options.basedn, options.filterstr, ['entryCSN']
):
logging.debug(
'Found on %s: %s / %s',
srv, obj[0][0], obj[0][1]['entryCSN'][0]
@ -482,33 +508,36 @@ if not options.onlycheckcontextcsn:
not_sync[srv] = []
if options.attrs:
logging.info("Check if objects a are synchronized (by comparing attributes's values)")
logging.info(
"Check if objects a are synchronized (by comparing attributes's "
"values)")
else:
logging.info('Check if objets are synchronized (by comparing entryCSN)')
logging.info(
'Check if objets are synchronized (by comparing entryCSN)')
for obj in LdapObjects[options.provider]:
logging.debug('Check obj %s', obj)
for srv in LdapObjects:
if srv == options.provider:
for srv_name, srv in LdapObjects.items():
if srv_name == options.provider:
continue
if obj in LdapObjects[srv]:
if obj in srv:
touch = False
if LdapObjects[options.provider][obj] != LdapObjects[srv][obj]:
if LdapObjects[options.provider][obj] != srv[obj]:
if options.attrs:
attrs_list = []
for attr in LdapObjects[options.provider][obj]:
if attr in excl_attrs:
continue
if attr not in LdapObjects[srv][obj]:
if attr not in srv[obj]:
attrs_list.append(attr)
logging.debug(
"Obj %s not synchronized: %s not present on %s",
obj, ','.join(attrs_list), srv
obj, ','.join(attrs_list), srv_name
)
touch = True
else:
LdapObjects[srv][obj][attr].sort()
srv[obj][attr].sort()
LdapObjects[options.provider][obj][attr].sort()
if LdapObjects[srv][obj][attr] != LdapObjects[options.provider][obj][attr]:
if srv[obj][attr] != LdapObjects[options.provider][obj][attr]:
attrs_list.append(attr)
logging.debug(
"Obj %s not synchronized: %s not same value(s)",
@ -516,26 +545,28 @@ if not options.onlycheckcontextcsn:
)
touch = True
if attrs_list:
not_sync[srv].append("%s (%s)" % (obj, ','.join(attrs_list)))
not_sync[srv_name].append(f'{obj} ({",".join(attrs_list)})')
else:
logging.debug(
"Obj %s not synchronized: %s <-> %s",
obj, LdapObjects[options.provider][obj], LdapObjects[srv][obj]
obj, LdapObjects[options.provider][obj], srv[obj]
)
not_sync[srv].append(obj)
not_sync[srv_name].append(obj)
if touch and options.touch:
orig_value = []
if options.touch in LdapObjects[options.provider][obj]:
orig_value = LdapObjects[options.provider][obj][options.touch]
LdapServers[options.provider].touch_object(obj, options.touch, orig_value)
LdapServers[options.provider].touch_object(
obj, options.touch, orig_value)
else:
logging.debug('Obj %s: not found on %s', obj, srv)
not_found[srv].append(obj)
logging.debug('Obj %s: not found on %s', obj, srv_name)
not_found[srv_name].append(obj)
if options.touch:
orig_value = []
if options.touch in LdapObjects[options.provider][obj]:
orig_value = LdapObjects[options.provider][obj][options.touch]
LdapServers[options.provider].touch_object(obj, options.touch, orig_value)
LdapServers[options.provider].touch_object(
obj, options.touch, orig_value)
for obj in LdapObjects[options.consumer]:
logging.debug('Check obj %s of consumer', obj)
@ -551,54 +582,74 @@ if options.nagios:
if not LdapServersCSN[options.provider]:
errors.append('ContextCSN of LDAP server provider could not be found')
else:
long_output.append('ContextCSN on LDAP server provider = %s' % LdapServersCSN[options.provider])
for srv in LdapServersCSN:
if srv == options.provider:
long_output.append(
f'ContextCSN on LDAP server provider = {LdapServersCSN[options.provider]}')
for srv_name, srv_csn in LdapServersCSN.items():
if srv_name == options.provider:
continue
if not LdapServersCSN[srv]:
errors.append('ContextCSN of %s not found' % srv)
elif LdapServersCSN[srv] != LdapServersCSN[options.provider]:
errors.append('ContextCSN of %s not the same of provider' % srv)
long_output.append('ContextCSN on LDAP server %s = %s' % (srv, LdapServersCSN[srv]))
if not srv_csn:
errors.append(f'ContextCSN of {srv_name} not found')
elif srv_csn != LdapServersCSN[options.provider]:
errors.append(
f'ContextCSN of {srv_name} not the same of provider')
long_output.append(
f'ContextCSN on LDAP server {srv_name} = {srv_csn}')
if not options.onlycheckcontextcsn:
if not_found[options.consumer]:
errors.append("%s not found object(s) on consumer" % len(not_found[options.consumer]))
long_output.append("Object(s) not found on server %s (consumer) :" % options.consumer)
errors.append(
f'{len(not_found[options.consumer])} not found object(s) on '
'consumer')
long_output.append(
f'Object(s) not found on server {options.consumer} '
'(consumer):')
for obj in not_found[options.consumer]:
long_output.append(" - %s" % obj)
long_output.append(f' - {obj}')
if not_found[options.provider]:
errors.append("%s not found object(s) on provider" % len(not_found[options.provider]))
long_output.append("Object(s) not found on server %s (provider) :" % options.provider)
errors.append(
f'{len(not_found[options.provider])} not found object(s) on '
'provider')
long_output.append(
f'Object(s) not found on server {options.provider} '
'(provider):')
for obj in not_found[options.provider]:
long_output.append(" - %s" % obj)
long_output.append(f' - {obj}')
if not_sync[options.consumer]:
errors.append("%s not synchronized object(s) on consumer" % len(not_sync[options.consumer]))
long_output.append("Object(s) not synchronized on server %s (consumer) :" % options.consumer)
errors.append(
f'{len(not_sync[options.consumer])} not synchronized object(s) '
'on consumer')
long_output.append(
f'Object(s) not synchronized on server {options.consumer} '
'(consumer):')
for obj in not_sync[options.consumer]:
long_output.append(" - %s" % obj)
long_output.append(f' - {obj}')
if errors:
print("CRITICAL: " + ', '.join(errors) + "\n\n" + "\n".join(long_output)) # pylint: disable=print-statement
print(f'CRITICAL: {", ".join(errors)}')
print('\n\n')
print("\n".join(long_output))
sys.exit(2)
else:
print('OK: consumer and provider are synchronized') # pylint: disable=print-statement
print('OK: consumer and provider are synchronized')
sys.exit(0)
else:
noerror = True
for srv in servers:
if not options.nocheckcontextcsn:
if not LdapServersCSN[options.provider]:
logging.warning('ContextCSN of LDAP server provider could not be found')
logging.warning(
'ContextCSN of LDAP server provider could not be found')
noerror = False
else:
for srv in LdapServersCSN:
if srv == options.provider:
for srv_name, srv_csn in LdapServersCSN.items():
if srv_name == options.provider:
continue
if not LdapServersCSN[srv]:
logging.warning('ContextCSN of %s not found', srv)
if not srv_csn:
logging.warning('ContextCSN of %s not found', srv_name)
noerror = False
elif LdapServersCSN[srv] != LdapServersCSN[options.provider]:
logging.warning('ContextCSN of %s not the same of provider', srv)
elif srv_csn != LdapServersCSN[options.provider]:
logging.warning(
'ContextCSN of %s not the same of provider',
srv_name)
noerror = False
if not options.onlycheckcontextcsn:

2
setup.cfg Normal file
View file

@ -0,0 +1,2 @@
[flake8]
ignore = E501