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The following commit(s) were added to refs/heads/master by this push: new 7f3d387cb make ldap_conn() be a context manager, so unbind_s can be run automatically 7f3d387cb is described below commit 7f3d387cb47442c423661f77b4994f3046565125 Author: Dave Brondsema <dbronds...@slashdotmedia.com> AuthorDate: Mon Jan 22 12:09:01 2024 -0500 make ldap_conn() be a context manager, so unbind_s can be run automatically --- Allura/allura/lib/plugin.py | 62 +++++++++++++++++++++++++-------------------- 1 file changed, 34 insertions(+), 28 deletions(-) diff --git a/Allura/allura/lib/plugin.py b/Allura/allura/lib/plugin.py index 80c0525a2..47defa5db 100644 --- a/Allura/allura/lib/plugin.py +++ b/Allura/allura/lib/plugin.py @@ -25,6 +25,7 @@ import subprocess import string import crypt import random +from contextlib import contextmanager from urllib.request import urlopen from urllib.parse import urlparse from io import BytesIO @@ -628,17 +629,27 @@ class LocalAuthenticationProvider(AuthenticationProvider): d = self.user_registration_date(user) return d - -def ldap_conn(who=None, cred=None): +def ldap_conn_staysopen(who=None, cred=None): ''' - Init & bind a connection with the given creds, or the admin creds if not - specified. Remember to unbind the connection when done. + You must call .unbind_s() when done with this ''' con = ldap.initialize(config['auth.ldap.server']) con.simple_bind_s(who or config['auth.ldap.admin_dn'], cred or config['auth.ldap.admin_password']) return con +@contextmanager +def ldap_conn(who=None, cred=None): + ''' + Init & bind a connection with the given creds, or the admin creds if not + specified. + ''' + con = ldap_conn_staysopen(who, cred) + try: + yield con + finally: + con.unbind_s() + def ldap_user_dn(username): 'return a Distinguished Name for a given username' @@ -667,7 +678,6 @@ class LdapAuthenticationProvider(AuthenticationProvider): # full registration into LDAP uid = str(M.AuthGlobals.get_next_uid()).encode('utf-8') - con = ldap_conn() uname = user_doc['username'].encode('utf-8') display_name = user_doc['display_name'].encode('utf-8') ldif_u = modlist.addModlist(dict( @@ -681,12 +691,12 @@ class LdapAuthenticationProvider(AuthenticationProvider): loginShell=b'/bin/bash', gecos=uname, description=b'SCM user account')) - try: - con.add_s(ldap_user_dn(user_doc['username']), ldif_u) - except ldap.ALREADY_EXISTS: - log.exception('Trying to create existing user %s', uname) - raise - con.unbind_s() + with ldap_conn() as con: + try: + con.add_s(ldap_user_dn(user_doc['username']), ldif_u) + except ldap.ALREADY_EXISTS: + log.exception('Trying to create existing user %s', uname) + raise if asbool(config.get('auth.ldap.use_schroot', True)): argv = ('schroot -d / -c {} -u root /ldap-userconfig.py init {}'.format( @@ -742,11 +752,10 @@ class LdapAuthenticationProvider(AuthenticationProvider): else: ldap_ident = ldap_pass = None try: - con = ldap_conn(ldap_ident, ldap_pass) new_password = self._encode_password(new_password) - con.modify_s( - dn, [(ldap.MOD_REPLACE, 'userPassword', new_password)]) - con.unbind_s() + with ldap_conn(ldap_ident, ldap_pass) as con: + con.modify_s( + dn, [(ldap.MOD_REPLACE, 'userPassword', new_password)]) user.last_password_updated = datetime.utcnow() session(user).flush(user) except ldap.INVALID_CREDENTIALS: @@ -792,8 +801,8 @@ class LdapAuthenticationProvider(AuthenticationProvider): except ValueError: return False try: - con = ldap_conn(ldap_user, password) - con.unbind_s() + with ldap_conn(ldap_user, password): + pass return True except (ldap.INVALID_CREDENTIALS, ldap.UNWILLING_TO_PERFORM, ldap.NO_SUCH_OBJECT): log.debug(f'LdapAuth: could not authenticate {username}', exc_info=True) @@ -1740,13 +1749,11 @@ class LdapUserPreferencesProvider(UserPreferencesProvider): return LocalUserPreferencesProvider().get_pref(user, pref_name) def _get_pref(self, username, pref_name, multi=False): - con = ldap_conn() - try: - rs = con.search_s(ldap_user_dn(username), ldap.SCOPE_BASE) - except ldap.NO_SUCH_OBJECT: - rs = [] - else: - con.unbind_s() + with ldap_conn() as con: + try: + rs = con.search_s(ldap_user_dn(username), ldap.SCOPE_BASE) + except ldap.NO_SUCH_OBJECT: + rs = [] if not rs: log.warning(f'LdapUserPref: No user record found for: {username}') return '' @@ -1767,10 +1774,9 @@ class LdapUserPreferencesProvider(UserPreferencesProvider): ldap_val = [v.encode('utf-8', errors='replace') for v in pref_value] else: ldap_val = pref_value.encode('utf-8', errors='replace') - con = ldap_conn() - con.modify_s(ldap_user_dn(user.username), - [(ldap.MOD_REPLACE, ldap_attr, ldap_val)]) - con.unbind_s() + with ldap_conn() as con: + con.modify_s(ldap_user_dn(user.username), + [(ldap.MOD_REPLACE, ldap_attr, ldap_val)]) else: return LocalUserPreferencesProvider().set_pref(user, pref_name, pref_value)