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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22
votes
5answers
124k views

How to configure Ubuntu as an LDAP client?

How to configure Ubuntu 12.04 as LDAP client with PAM modules?
15
votes
3answers
55k views

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 ...
13
votes
1answer
14k views

Error trying to get a non-existent value (appearance, password_hash) in LDAP

I have installed LDAP and phpLDAPadmin on my Ubuntu 14.04 (Trusty Tahr). It is working, and I'm able to access phpLDAPadmin GUI and am also able to create OU and groups using the GUI, but I'm not ...
13
votes
3answers
89k views

How to Get a Windows Client to Authenticate against a Linux LDAP Server

How can we set Windows clients to authenticate against an LDAP Server running on Ubuntu?
12
votes
2answers
12k views

'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 ...
11
votes
3answers
6k views

How do I setup a LDAP-backed IRC server?

How can I configure an IRC server that is backed by LDAP? Right now, I'm looking at making an IRC server that is backed by an OpenLDAP or 389 instance for user authentication. Which IRCD should I be ...
10
votes
2answers
24k views

Why is my sssd.conf file missing after installing sssd?

I'm new to linux and decided to play around with building a server to learn more. I have been following the following guide: http://www.danbishop.org/2012/06/02/ubuntu-12-04-ultimate-server-guide/ ...
10
votes
4answers
34k views

GUI tool to configure ldap client

I am using this wiki to configure LDAP client in Ubuntu. Now i am looking for a GUI tool to configure LDAP client in Ubuntu. Because my colleagues( They don't have much technical knowledge) often ...
10
votes
1answer
752 views

slapd with back_sock does not create a socket

I have installed slapd on Ubuntu 12.04 and configured it with the following under /etc/ldap/slapd.conf: modulepath /usr/lib/ldap moduleload back_sock.la database sock socketpath /tmp/slapd.sock ...
9
votes
2answers
7k views

What happens to LDAP user authentication and NFS home directory shares when away from the network?

At present I have several machines on the home network which are a mixture of static desktops and laptops. Its getting unmanageable for me and impractical for all of them to have local home ...
9
votes
1answer
31k views

How can I increase the maximum number of simultaneous users to log in to a server?

I use ubuntu server 10.04 on a fairly good machine, with 2.40 dual-core processor and 2GB RAM. My users login with ssh or samba. I have setup LDAP with PAM to sync user accounts between unix and ...
8
votes
1answer
2k views

Going from a shared NFS /home to a full LDAP solution

I recently deployed about a dozen Ubuntu (Karmic) desktops in a small office. Everything was going great, but storage became an issue. I then moved /home to an NFS mount which solved the immediate ...
8
votes
2answers
14k views

Ubuntu 14.04 system hangs after installing pam module for ldap client with intel_rapl: no valid rapl domains found in package 0

I am running VMWare Workstation 10.0.2 on a Windows 8.1 host. I installed Ubuntu Server 14.04 as a virtual machine. Everything works fine. All updates, upgrades and dist-upgrades are installed. After ...
7
votes
2answers
9k views

16.04 server: enabling LDAP authentication causes systemd-logind to fail

I'm stumped here, sorry if I'm missing something obvious. I had a 16.04 server authenticating against LDAP that stopped working last time I ran updates, and I built a clean 16.04 server from scratch, ...
7
votes
2answers
30k views

How to allow LDAP user to change password?

I want to allow ldap user to change their password but how? passwd? or ldappasswd? It won't work for me this time. What will be the configurations for this in order the user will successfully change ...
7
votes
3answers
4k views

How do I set up Ubuntu Server 10.04 LTS to serve as a samba Primary Domain Controller uses pam modules to authenticate against an LDAP server?

I'd like to have a Samba server that appears as a Primary Domain Controller (PDC) to a bunch of windows lab computers. But instead of having the users have accounts with passwords stored on this Samba ...
6
votes
1answer
5k views

Missed libraries (lidn, lldap)

Command make induces error message /usr/bin/ld: cannot find -lidn /usr/bin/ld: cannot find -lldap collect2: ld returned 1 exit status make[2]: *** [../bin/SomeApp] Error 1 make[1]: *** [CMakeFiles/...
6
votes
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 ...
6
votes
5answers
23k views

Cannot login into new install of OpenLDAP

In Oracle VM Virtualbox I installed a fresh new copy of Ubuntu Server 14.04.1 64 bit version, with OpenSSH installed as well. Steps I done: sudo apt-get install slapd ldap-utils nano /etc/ldap/ldap....
6
votes
1answer
11k views

How to configure Evolution to use DavMail's LDAP contacts?

My doubts are in the Authentication Section: Authentication Method ?! Session? And I also don't know how to fill in the Details tab: Search base ? Search Scope ? Search filter ? How should I fill ...
6
votes
1answer
9k views

LDAP/Pam: No passwd entry for user while getent passwd shows all LDAP users

The LDAP authentication seems not working on my ubuntu 14.04. getent passwd returns all the LDAP users, which means it is successfully connected to the LDAP server and see all the user information. ...
6
votes
0answers
588 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 ...
5
votes
2answers
35k views

How to configure Master-Slave LDAP replication

How do I configure Master-Slave LDAP server on Ubuntu with session replication. For example If and ldap client changes his password on the master server. I want the new password to be synchronized ...
5
votes
3answers
31k views

Where are passwords stored?

How do you figure out where are user's passwords stored, for users that can login? I know the system is using LDAP for users (username, home path, etc.), but it doesn't contain any kind of passwords. ...
5
votes
4answers
9k views

I have 10 PC's of which I want to set up a centralised ubuntu server

I am new to the Ubuntu Server scene and have been an Ubuntu fan for 2 years using it only as a standalone desktop client. I would like to use the server as a place to hold all roaming profiles and use ...
5
votes
1answer
14k views

Freeipa client on Ubuntu.

Does anyone have a good guide to get freeipa client installed and running on Ubuntu 13.04? Just so I head off everyone up front, yes I know freeipa-client is a package, yes I know it has the ipa-...
5
votes
1answer
4k views

Changing LDAP password expiry time?

I am running LDAP Samba PDC on Ubuntu 10.04 server. By default the LDAP account pasword expires in 45 days. I want to change it. I've tried hard to find this setting in the LDAP conf files but I ...
5
votes
3answers
1k views

Edubuntu Deployment and Active Directory Authentication

How I can deploy Edubuntu from one machine to many machines in the same domain and authenticate to Windows Active Directory?
4
votes
4answers
72k 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 ...
4
votes
5answers
3k views

LDAP server set-up

I'd like to set up LDAP to act as central authentication of 2 web applications running on the same server. Whats the simplest step-by-step way to go about this from scratch? In the long run I'd also ...
4
votes
4answers
13k views

Ubuntu 12.04 LDAP client issue

I followed the guide described here configure LDAP, but I keep getting following error when running "getent passwd", is there any reason for that? Error: Jul 16 15:58:33 wso2-VirtualBox getent: ...
4
votes
1answer
423 views

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 ...
4
votes
2answers
993 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?...
4
votes
0answers
360 views

/etc/skel doesn't work with xenial

We have a script which works perfectly with Xubuntu 14.04 and an Ubuntu Server with ldap : https://github.com/dane-lyon/clients-linux-scribe/blob/master/ubuntu-et-variantes-integrdom.sh We use /etc/...
4
votes
1answer
2k views

How can I use ldap authentication with full disk encryption?

I'm evaluating (x)ubuntu client for my companies software developer. We must use full disk encryption because of software, which doesn't save their files in /home (like databases). The company uses "...
4
votes
1answer
2k views

How to resolve thin client log on freezing using LDAP + LTSP 12.04?

On Ubuntu 12.04 I have some kind of problem with LTSP and LDAP. Sometimes I can log to the server, but sometimes I can't (window freezes on LDM) log in from the thin client. Everything is OK when I ...
3
votes
1answer
8k views

How do I delete specific attributes in LDAP using ldap-utils command-line?

I'm trying to remove two attributes from LDAP user. Pseudo command: ldapdelete -D "uid=username,attribute1,attribute2" -w my_pass -h localhost How do I do that? Note: When searching I'm using the ...
3
votes
2answers
9k views

How to fix sudo: setreuid(ROOT_UID, user_uid): Operation not permitted error?

I am using LDAP authentication on my Ubuntu 11.10 server. I installed libpam-ldap, and configured things accordingly. It works great, except that I get this error every once in a while when I try to ...
3
votes
1answer
3k views

16.04: How to specify a certificate authority with ldapsearch

I've been trying to debug LDAP connectivity, so I installed ldapsearch via sudo apt install ldap-utils. Here's the output of the command: # ldapsearch -x -LLL -H ldaps://myip -d1 -ZZ ...
3
votes
1answer
6k views

Changing LDAP password from CLI

First of all, I'm a beginner with LDAP. I use it on my workstation to emulate a production environment for web application I'm working on. So I'm not logged through LDAP and the users there are ...
3
votes
3answers
3k views

ldap client causes boot to be very slow on 13.10, causes hang on 14.04

I have successfully configured ubuntu as an ldap client following the howtos found on this site. i do the following. 1) apt-get install libpam-ldap nscd 2) configure ldap-auth-config 3) change /etc/...
3
votes
2answers
13k views

"ldap_add: Naming violation (64)" error when configuring OpenLDAP

I am following the Ubuntu server guide to configure OpenLDAP on an Ubuntu 10.04 server, but can not get it to work. When I try to use sudo ldapadd -x -D cn=admin,dc=don,dc=com -W -f frontend.ldif I'm ...
3
votes
1answer
3k views

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 ...
3
votes
2answers
8k views

How to configure pam.d files for ldap over ssh on 12.04?

I'm trying to set up an Ubuntu 12.04 server so that users with a valid account in a remote ldap server can login to the ubuntu server. I've followed this guide closely: http://wiki.linuxquestions.org/...
3
votes
1answer
748 views

gnome-keyring use unsafe storage for all users

I'm running a large number of Ubuntu desktops for a school. We use ldap and somehow gnome-keyring always gets out of sync and starts prompting for passwords. Eventually it seems to sync again, but I ...
3
votes
1answer
1k 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. (...
3
votes
1answer
184 views

Auto creating accounts

I'm wondering if there is any way to configure Ubuntu or install special software which could allow to automatically create user account when user login first time (without any special privileges, ...
3
votes
1answer
2k views

How to use FreeRadius?

Could anybody tell me the steps to run and configure a FreeRadius on Ubuntu. I've installed it through Software center. Also let me whether lamp-server is required? I don't want to have a LDAP ...
2
votes
1answer
5k views

Where is the dc=example,dc=com ldap dit?

I am following the server guide for ubuntu 14.04 LTS and I am trying to setup ldap but I have a problem. There is supposed to be a dit named dc=example,dc=com but when I type ldapsearch -x -LLL -H ...
2
votes
2answers
12k views

How to make full domain controller with active directory?

How to make full domain controller with active directory that can accept windows client pc's using ubuntu LTS 12.04 desktop edition. I need a full tutorial that show me step by step how could it be ...

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