On Fri, Dec 6, 2024 at 10:31 AM Alexey Tikhonov <[email protected]> wrote:

> Hi,
>
> what is the output of `groups $user`?
>
> If the list is large then try
> ```
> ignore_group_members = true
> subdomain_inherit = ignore_group_members
> ```
> on the domain section of your sssd.conf
>

re:
> I would like to report the user's group memberships, if requested (i.e.,
`id`), but I don't need that information cached, unless explicitly asked.
  --  when your user logs in it is required to resolve his groups
membership for proper access control.




>
>
> On Fri, Dec 6, 2024 at 1:14 AM Ice Man via sssd-users <
> [email protected]> wrote:
>
>> I am seeing extreme slowness for all users, when they first login and
>> when they first use sudo.  They may be related, but I'm currently focusing
>> on the sudo-slowness, because it is easier to repeat, and because the
>> user's name is hard-coded in the sudoers file.  I can reproduce the problem
>> using:
>>
>>     $ sudo sss_cache --groups && time sudo echo hello && time sudo echo
>> hello
>>     Thu Dec  5 11:56:38 PM UTC 2024
>>     hello
>>
>>     real    5m3.852s
>>     user    0m0.007s
>>     sys     0m0.022s
>>     hello
>>
>>     real    0m0.030s
>>     user    0m0.007s
>>     sys     0m0.010s
>>
>> I don't understand why this should take so long, since the user's name is
>> hard-coded in sudoers.  I expect an immediate response, similar to what I
>> see after results are cached for subsequent sudo usage.
>>
>>     $ grep -v -P '(^#|^$)' /etc/sudoers
>>     Defaults        env_reset
>>     Defaults        mail_badpass
>>     Defaults
>> secure_path="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
>>     Defaults        use_pty
>>     root    ALL=(ALL:ALL) ALL
>>     %admin ALL=(ALL) ALL
>>     %sudo ALL=(ALL) NOPASSWD: ALL
>>     myuser  ALL=(ALL) NOPASSWD: ALL
>>
>> I primarily need sssd/ldap for user authentication against an Active
>> Directory server.  I would like to report the user's group memberships, if
>> requested (i.e., `id`), but I don't need that information cached, unless
>> explicitly asked.
>>
>> Sudo access should be granted solely from /etc/sudoers. I don't want sssd
>> to have any part in determining sudo restrictions.
>>
>> My /etc/nsswitch.conf file is:
>>
>>     $ grep -v -P '(^#|^$)' /etc/nsswitch.conf
>>     passwd:         files systemd sss
>>     group:          files systemd sss
>>     shadow:         files sss
>>     gshadow:        files
>>     sudoers:        files
>>     hosts:          files mdns4_minimal [NOTFOUND=return] dns
>>     networks:       files
>>     protocols:      db files
>>     services:       db files sss
>>     ethers:         db files
>>     rpc:            db files
>>     netgroup:       nis sss
>>     automount:      sss
>>
>> I have tried to impose timeouts to prevent these long sudo executions,
>> but clearly, I'm missing something.
>>
>> My /etc/sss/ssd.conf file is:
>>
>>     $ grep -v -P '(^#|^$)' /etc/sssd/sssd.conf
>>     [sssd]
>>     domains = corp.mycompany.com
>>     config_file_version = 2
>>     debug_level = 1
>>     override_space = _
>>     [nss]
>>     enum_cache_timeout = 1
>>     entry_cache_nowait_percentage = 75
>>     filter_groups = root, admin, sudo
>>     filter_users = root
>>     reconnection_retries = 3
>>     entry_cache_timeout = 300
>>     entry_cache_nowait_percentage = 75
>>     [pam]
>>
>>     [domain/corp.mycompany.com]
>>     ldap_search_timeout = 3
>>     ldap_network_timeout = 3
>>     ldap_enumeration_search_timeout = 3
>>     entry_cache_timeout = 600
>>     entry_cache_nowait_percentage = 75
>>     entry_cache_user_timeout = 5400
>>     entry_cache_group_timeout = 5400
>>     entry_cache_netgroup_timeout = 5400
>>     ldap_sudo_full_refresh_interval = 0
>>     ldap_sudo_smart_refresh_interval = 21600
>>     ldap_sudo_use_host_filter = true
>>     ldap_sudo_include_netgroups = false
>>     ldap_sudo_include_regexp = false
>>     ldap_referrals = False
>>     enumerate = False
>>     cache_credentials = true
>>     override_shell = /bin/bash
>>     override_homedir = /home/%u
>>     id_provider = ldap
>>     access_provider = ldap
>>     auth_provider = ldap
>>     chpass_provider = ldap
>>     ldap_uri = ldaps://adldap.mycompany.com
>>     ldap_service_port = 636
>>     ldap_search_base = dc=corp,dc=mycompany,dc=com
>>     ldap_tls_reqcert = allow
>>     ldap_id_use_start_tls = true
>>     ldap_id_mapping = true
>>     ldap_schema = ad
>>     ldap_user_search_base = ou=Accounts,dc=corp,dc=mycompany,dc=com
>>     ldap_group_search_base = dc=corp,dc=mycompany,dc=com
>>     ldap_user_object_class = user
>>     ldap_user_name = sAMAccountName
>>     ldap_user_fullname = displayName
>>     ldap_user_home_directory = unixHomeDirectory
>>     ldap_user_principal = userPrincipalName
>>     ldap_group_object_class = group
>>     ldap_group_name = cn
>>     ldap_access_order = expire
>>     ldap_account_expire_policy = ad
>>     ldap_default_bind_dn = cn=bindusername,ou=Service
>> Accounts,ou=Accounts,dc=corp,dc=mycompany,dc=com
>>     ldap_default_authtok_type = password
>>     ldap_default_authtok = binduserpassword
>>
>> What am I missing? How can I speed up sudo access?
>>
>> Thanks in advance for any help you can provide.  :)
>>
>> (BTW, if you see anything else that I'm configuring sub-optimally, feel
>> free to chime in.)
>> --
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>
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