Questions tagged [ldap]

Lightweight Directory Access Protocol (LDAP) is an application protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network.

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Need help configuring 16.04 Xenial to auth via LDAP and PAM

I am trying to get Ubuntu Server 16.04 configured so I can authenticate via pam and LDAP to our Active Directory servers. I have this combination working in 14.04. Following the same configuration ...
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Get LDAP to work without rebooting

I am trying to create an automatic/unattended install of Ubuntu 16.04 Desktop suing preseeding and puppet: Install with preseed, include puppet and start puppet on reboot, preseed also changes ...
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Open LDAP (slapd) unable to add olcTLSCertificateFile and olcTLSCertificateKeyFile to cn=config

I'm trying to add TLS support to my OpenLDAP instance and according to countless articles i'm supposed to add the following (ldif): dn: cn=config add: oclTLSCACertificateFile olcTLSCACertificateFile: ...
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Nslcd:cannot open nsswitch.conf

When I try to run systemctl status nslcd An error in between the lines appear and it looks like this: cannot open /etc/nsswitch.conf: Permission denied I haven't change the permissions for neither of ...
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How to relaunch package configuration on libnss-ldap reinstallation

I've removed the file /etc/ldap.conf which was used by libnss-ldap. Later I wanted to restore it by completely removing the package with apt get remove libnss-ldap and installing it again. But ...
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LDAP binding error

I have a secure LDAP configured on a Active Directory. I am trying to query it using the ldapsearch command on Ubuntu. Following are dummy details: Domain Name: dc=qwerty,dc=com LDAP Server: ...
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Open LDAP installation failed

I have tried this way. sudo apt-get install -y slapd But it is showing error. I am using Ubuntu 20.4.0.2 Reading package lists... Done Building dependency tree Reading state information... ...
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1answer
93 views

Domain AD users aren't get discovered after adding Ubuntu under AD domain control

I've Joined a my ad domain with my Ubuntu 20.04.2 LTS VM (I followed this doc) and I'veJoined the AD domain with Ubuntu as sudo realm join -U Administrator win2016.local realm list show below output ...
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Open LDAP Server Authentication error

I had launched two AWS ec2 instance in Ubuntu(18.04) flavor. both are in same vpc and each ec2 have its own subnet. Had setup and configured Open LDAP server on ubuntu and enabled PHPLdapadmin GUI. ...
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postfix 3.4.13: skips ldap lookup & skips lmtp delivery

Having trouble while setting up a new server with Ubuntu 20.0.4, postfix, openldap and kopano. Incoming mail is delivered to local mailbox instead of being delivered via lmtp to kopano. Did research ...
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Login to Existing Windows Domain through Ubuntu

So following is my scenario. I have a domain network and only single machine with Ubuntu. All users are registered on this windows domain. I have no control over domain network it is maintained by ...
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Ubuntu 18.04 and 20.04 SSSD with LDAPS not working

Due ADV 190023 I need to reconfigure my current working AD integrated Ubuntu servers (SSSD, Kerberos, LDAP) to use port 686 (LDAPS). Network team will be blocking port 389 in the near future. https://...
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SSSD with AD: How can I ensure AD groups not missing when ldap_id_mapping = False?

Why does altering ldap_id_mapping present different group memberships on the same AD user? I was hoping to have my UID/GID be the same as AD with IDMU: SSSD with AD: use UID/GID specified on domain ...
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1answer
231 views

Samba with LDAP auth stopped working when upgrading Xenial to Fossa

We run an open source Java web application, which provides the users with a Windows file share to upload lots of big files. When a new user account is added, the web app writes a user record to a ...
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1answer
247 views

sudo constantly asking for password with LDAP SSH user

I'm using Ubuntu 16.04, just upgraded sudo from version 1.8.16 to 1.9.5p2. When I SSH to server by LDAP account, I try to run some sudo command, the server require to input password constantly, I'm ...
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LDAP authentication on Ubuntu 18.04

context I'm trying to configure LDAP authentication on an Ubuntu 18.04 machine. steps to reproduce In order to do that, I followed the following steps: apt install sssd libpam-sss libnss-sss create ...
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Sharing home directorys and user data between two workstations

I have two computers on the same network, both running Ubuntu Server 20.10. I would like to have both systems share the same users including their data in /home and password etc if possibile. We are ...
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1answer
167 views

LDAPS with snap install of nextcloud on 18.04

Installed nextcloud on 18.04 with sudo snap install nextcloud Is there any way to get nextcloud to use a private cert to use LDAPS instead of just LDAP ?
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How to configure LDAP authentication for SFTP server logins with password

How to configure LDAP authentication for SFTP server logins with password. I have configured sftp server on ubuntu, i want to auntenticate sftp logins using LDAP.But my LDAP server is not available on ...
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1answer
320 views

Enabling OpenLdap authentication in ubuntu 18.04

I am trying to enable LDAP authentication on my ubuntu client. So far I tried the following instructions: https://www.tecmint.com/configure-ldap-client-to-connect-external-authentication/ https://www....
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3answers
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How to install ldapsearch on 16.04?

Coming from Trusty, I was used to ldapsearch but I don't have it installed on my new Xerus install: The program 'ldapsearch' is currently not installed. You can install it by typing: sudo apt ...
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freeradius with ldap-auth SSL ERROR Failed to link to module 'rlm_tls': /usr/lib/freeradius/rlm_tls.so: cannot open shared object file

using freeradius 3.0 on Ubuntu 18.04 Server freeradius server run well, to auth local user using radtest root@radius-server:/home/walidumar# /etc/init.d/freeradius status freeradius.service - ...
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How to migrate LDAP server from Sun OS Server to Ubuntu

Hi I am fairly new to LDAP, I am wondering if you guys knew how I could migrate LDAP files from Sun OS Server (running Arch Linux to my new Ubuntu Server).
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How to configuration sssd for sftp logins in kubernetes pod level

I have deployed SFTP service in kuberenetes pod level through statefulset. I want to authenticate SFTP login users through LDAP, hence I configured sssd service to configure a ldap client on SFTP ...
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retrieve user icon from ldap directory

I configured Ubuntu 20.04 to authenticate against an LDAP directory / Kerberos (https://github.com/univention/univention-domain-join). We store user icons / avatars in the LDAP attribute "...
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Configure SSSD Package against Microsoft Patch (inforce LDAPS/tls)

I'm looking at altering some config of some Ubuntu machines that are using the SSSD package to bind to AD. As far as I understand, all ldap queries should be going through TSL from the config below. ...
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2answers
901 views

How to setup Strongswan to auth to LDAP?

I'm trying to create an L2TP/IPSEC VPN server in 20.04 that uses LDAP for user authentication. I'm assuming Strongswan does this. Where, in Strongswan or other configs would I add the LDAP server info?...
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sddm & ldap - ldap user not shown in Kubuntu 20.04.1

Ldap based users are not shown in the Kubuntu 20.04.1 graphical login screen sddm. While the local ones appear, the remote ones are only accessible under the button "other ...". I hope, this ...
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124k views

How to configure Ubuntu as an LDAP client?

How to configure Ubuntu 12.04 as LDAP client with PAM modules?
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“There was a problem with the request.” in phpldapadmin

I configured openLdap, add a groups and users into phpldapadmin but I had a problem with log into domain account. I tryed log into phpldapadmin and add new user. Panel opened but if I tryed use ...
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Problem with log into domain controller (openLdap)

I watched this tutorial in order to learn openLdap (i know, it's old tutorial but I don't found better video) https://www.youtube.com/watch?v=p857CNi60LM&t=327s. I done everything like him except ...
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OpenLdap like domain controller

I want to create domain controller. I want to all users with my local network able to login to domain. What I do? Install sudo apt install slapd I worte admin password sudo apt install ldap-utils ...
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Login on Ubuntu 18.04 via FreeIPA fails

I have set up a FreeIPA server on a Ferdora 32 VM Connecting from another Fedora VM and authenticating it works fine. Now I would like to use this in an Ubuntu 18.04 LXC among others. The installation ...
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1answer
209 views

Cannot open log file Xorg.pid

I encounter serious problem. When I am trying to login to my LDAP User, gdm doesn't start my user session and want me to log in again. I have connection to LDAP Server I can login to that account on ...
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1answer
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LDAP client cannot login on GDM

I am setting up my Ubuntu 19.04 desktop to work with an openldap server. I cannot login using GDM. I have added nscd and I have changed my set-up as follows: common-account:account [success=1 ...
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1answer
406 views

Is it still possible to authenticate and authorize 20.04 against an unencrypted LDAP server?

20.04/'Focal Fossa' uses sssd to handle authentication, authorization, and user and group information against LDAP. Nevertheless, sssd does not support authentication over an unencrypted channel. I ...
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3answers
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18.04 - Joining AD problems

After a fresh install and update && upgrade, I have followed this guide to add the machine to our AD infrastructure, but after basic configuration realm join -v [domain] returns ! Can't ...
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1answer
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Why are my LDAP logins slow?

I have been running this server with LDAP for about 6 months. The logins have always been fast. However, starting this week logins are taking 1-2 minutes to complete. This include ssh, sudo su, and ...
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1answer
935 views

OpenLDAP Trouble Setting TLS Cipher List

My institution wants to configure one of our Ubuntu servers with OpenLDAP in order to interface with our SSO provider, Okta, using a server-side agent they have for provisioning users from their cloud ...
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1answer
945 views

'Permission denied' when running snap applications on Ubuntu 16.04 as a LDAP user

Is it possible to run snap applications on Ubuntu 16.04 as a LDAP user? I always get 'permission denied' and I don't know what to do. $ sudo snap install postman postman 6.7.1 from Postman, Inc. (...
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Authenticate Ubuntu users against a macOS Server OpenDirectory LDAP

My Objective: be able to login via ssh with any network user to Ubuntu 16.04 using the password from LDAP. The MacOS server "Sierra" has OpenDirectory, Groups and Users configured and I can use LDAP ...
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0answers
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LDAPS not working: failed to bind to LDAP server (16.04)

LDAP works fine on my machine but LDAPS does not seem to work. Tried /etc/ldap.conf and /etc/ldap/ldap.conf with the Cert names to be specified with TLS_CACERTFILE & TLS_CACERT as mentioned in ...
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2answers
19k views

SSH with LDAP authentication (ActiveDirectory) and ssh keys stored in AD

Environment : Ubuntu 14.04 & 16.04 Servers, Active Directory on Windows Server 2016, Ubuntu 14.04 & 16.04 clients. Ubuntu servers and clients are not on the domain. Hello everyone, I'm a ...
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1answer
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Ubuntu Landscape - LDAP authentification

We want to implement an LDAP authentication on our Landscape server. The landscape documentation says, that its possible but we didn't find any solution.
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1answer
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18.04 KDE screenlocker showing full username for Local Users, but not for remote (LDAP authenticated) users

I've got an issue where my KDE screenlocker will not show the full username for the logged in user (for this session) if that user is LDAP authenticated. This means that when the screen is locked, you ...
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SSSD with “ldap_id_mapping = false” will fail to start, clearing /var/lib/sss/db/* and restarting service does not resolve

I’m working through a strange issue with SSSD on Ubuntu 18.04 - Unit is bound to the domain using Realmd, with SSSD as the primary authentication management service. If I change the line: ...
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2answers
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LDAP accounts not given same rights/permissions/policies as Local accounts

Just tried switching from Linux Mint to Ubuntu 18.10 but encountered numerous problems with accounts. All the steps to recreate are below in details. I would love to know how Ubuntu 18.10 ...
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0answers
584 views

MAAS Users and LDAP integration

I have 20+ users on my staff (which is constantly fluctuating) and it is a little inconvenient to constantly add/delete accounts in multiple places. Will MAAS eventually support LDAP so I only have to ...
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4answers
71k views

How to completely remove ldap and remove the directory tree

so I followed this guide: https://help.ubuntu.com/11.04/serverguide/C/openldap-server.html to install and configure ldap but then I discoverd both phpLDAPadmin and Luma and have decided to rebuild my ...
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2answers
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'Failed to find session configuration default' (lightdm.log)

When trying to log onto a Kubuntu 14.04 LTS system. I noticed that all users would pass, when logging in via ssh, but graphical login (i.e. LightDM with the KDE greeter) would just be possible for ...

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