A. sasl2 not installed:
$ apt-cache policy sasl2-bin
sasl2-bin:
Installed: (none)
Candidate: 2.1.28+dfsg1-5ubuntu3.2~oracular1
Version table:
2.1.28+dfsg1-5ubuntu3.2~oracular1 500
500
https://ppa.launchpadcontent.net/bryce/cyrus-sasl2-sru-lp2078851/ubuntu
noble/main amd64 Packages
2.1.28+dfsg1-5ubuntu3.1 500
500 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Packages
2.1.28+dfsg1-5ubuntu3 500
500 http://archive.ubuntu.com/ubuntu noble/main amd64 Packages
$ ls -ld /run/saslauthd
ls: cannot access '/run/saslauthd': No such file or directory
$ ps aux | grep sasl2 | grep -v grep
$
----------------------------------------------------------------------------------------------------
B. Installing from noble-updates
$ apt-cache policy sasl2-bin | grep Installed:
Installed: 2.1.28+dfsg1-5ubuntu3.1
$ ls -ld /run/saslauthd
drwx--x--- 2 root sasl 40 Oct 3 16:14 /run/saslauthd/
$ ps aux | grep sasl2 | grep -v grep
$ sudo systemctl enable saslauthd
Synchronizing state of saslauthd.service with SysV service script with
/usr/lib/systemd/systemd-sysv-install.
Executing: /usr/lib/systemd/systemd-sysv-install enable saslauthd
Created symlink /etc/systemd/system/multi-user.target.wants/saslauthd.service →
/usr/lib/systemd/system/saslauthd.service.
$ ls -ld /run/saslauthd
drwx--x--- 2 root sasl 40 Oct 3 16:14 /run/saslauthd/
$ sudo ls /var/run/saslauthd/ -l
total 0
$ ls -l /usr/lib/systemd/system/saslauthd.service
-rw-r--r-- 1 root root 326 Apr 5 19:59
/usr/lib/systemd/system/saslauthd.service
$ sudo systemctl status saslauthd
○ saslauthd.service - SASL Authentication Daemon
Loaded: loaded (/usr/lib/systemd/system/saslauthd.service; enabled;
preset: enabled)
Active: inactive (dead)
Docs: man:saslauthd(8)
Sep 24 23:35:06 cyrus-sasl2-sru-lp2078851-noble systemd[1]: saslauthd.service:
Deactivated successfully.
Sep 24 23:35:06 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Stopped
saslauthd.service - SASL Authentication Daemon.
Sep 24 23:35:06 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Starting
saslauthd.service - SASL Authentication Daemon...
Sep 24 23:35:06 cyrus-sasl2-sru-lp2078851-noble saslauthd[9743]:
: master pid is: 9743
Sep 24 23:35:06 cyrus-sasl2-sru-lp2078851-noble saslauthd[9743]:
: listening on socket: /var/run/saslauthd/mux
Sep 24 23:35:06 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Started
saslauthd.service - SASL Authentication Daemon.
Oct 03 16:11:13 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Stopping
saslauthd.service - SASL Authentication Daemon...
Oct 03 16:11:13 cyrus-sasl2-sru-lp2078851-noble saslauthd[9743]:
: master exited: 9743
Oct 03 16:11:13 cyrus-sasl2-sru-lp2078851-noble systemd[1]: saslauthd.service:
Deactivated successfully.
Oct 03 16:11:13 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Stopped
saslauthd.service - SASL Authentication Daemon.
$ sudo systemctl start saslauthd
$ ps aux | grep sasl | grep -v grep
root 34437 0.0 0.0 19732 1104 ? Ss 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34438 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34439 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34440 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34441 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
$ sudo systemctl status saslauthd
● saslauthd.service - SASL Authentication Daemon
Loaded: loaded (/usr/lib/systemd/system/saslauthd.service; enabled;
preset: enabled)
Active: active (running) since Thu 2024-10-03 16:19:49 UTC; 1min 15s ago
Docs: man:saslauthd(8)
Process: 34436 ExecStart=/usr/sbin/saslauthd -a $MECHANISMS $MECH_OPTIONS
$OPTIONS -n $THREADS (code=exited, status=0/SUCCESS)
Main PID: 34437 (saslauthd)
Tasks: 5 (limit: 76969)
Memory: 2.9M ()
CPU: 8ms
CGroup: /system.slice/saslauthd.service
├─34437 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34438 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34439 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34440 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
└─34441 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
Oct 03 16:19:49 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Starting
saslauthd.service - SASL Authentication Daemon...
Oct 03 16:19:49 cyrus-sasl2-sru-lp2078851-noble saslauthd[34437]:
: master pid is: 34437
Oct 03 16:19:49 cyrus-sasl2-sru-lp2078851-noble saslauthd[34437]:
: listening on socket: /var/run/saslauthd/mux
Oct 03 16:19:49 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Started
saslauthd.service - SASL Authentication Daemon.
$ ls -ld /usr/sbin/saslauthd
-rwxr-xr-x 1 root root 84640 Aug 9 02:33 /usr/sbin/saslauthd* # <---- bug
reproduced
$ sudo ls -l /var/run/saslauthd/
total 968
-rw------- 1 root root 0 Oct 3 16:19 cache.flock
-rw------- 1 root root 986112 Oct 3 16:19 cache.mmap
srwxrwxrwx 1 root root 0 Oct 3 16:19 mux
-rw------- 1 root root 0 Oct 3 16:19 mux.accept
-rw------- 1 root root 6 Oct 3 16:19 saslauthd.pid
$ ps aux | grep sasl
root 34437 0.0 0.0 19732 1104 ? Ss 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34438 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34439 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34440 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34441 0.0 0.0 19732 1104 ? S 16:19 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
$ ls -l /usr/sbin/saslauthd
-rwxr-xr-x 1 root root 84640 Aug 9 02:33 /usr/sbin/saslauthd*
------------------------------------------------------------------------------------
C. Installing from the PPA
$ sudo apt-get install sasl2-bin
$ apt-cache policy sasl2-bin | grep Installed:
Installed: 2.1.28+dfsg1-5ubuntu3.2~oracular1
$ ls -ld /run/saslauthd
drwxr-xr-x 2 root sasl 140 Oct 3 16:27 /run/saslauthd/
$ ps aux | grep sasl2 | grep -v grep
$ sudo systemctl enable saslauthd
Synchronizing state of saslauthd.service with SysV service script with
/usr/lib/systemd/systemd-sysv-install.
Executing: /usr/lib/systemd/systemd-sysv-install enable saslauthd
$ ls -ld /run/saslauthd
drwxr-xr-x 2 root sasl 140 Oct 3 16:27 /run/saslauthd/
$ sudo ls /var/run/saslauthd/ -l
total 968
-rw------- 1 root sasl 0 Oct 3 16:27 cache.flock
-rw------- 1 root sasl 986112 Oct 3 16:27 cache.mmap
srwxrwxrwx 1 root sasl 0 Oct 3 16:27 mux
-rw------- 1 root sasl 0 Oct 3 16:27 mux.accept
-rw------- 1 root sasl 6 Oct 3 16:27 saslauthd.pid
$ ls -l /usr/lib/systemd/system/saslauthd.service
-rw-r--r-- 1 root root 337 Sep 23 05:40
/usr/lib/systemd/system/saslauthd.service
$ sudo systemctl status saslauthd
● saslauthd.service - SASL Authentication Daemon
Loaded: loaded (/usr/lib/systemd/system/saslauthd.service; enabled;
preset: enabled)
Active: active (running) since Thu 2024-10-03 16:27:17 UTC; 1min 23s ago
Docs: man:saslauthd(8)
Main PID: 34649 (saslauthd)
Tasks: 5 (limit: 76969)
Memory: 2.9M ()
CPU: 8ms
CGroup: /system.slice/saslauthd.service
├─34649 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34650 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34651 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34652 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
└─34653 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Starting
saslauthd.service - SASL Authentication Daemon...
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble saslauthd[34649]:
: master pid is: 34649
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble saslauthd[34649]:
: listening on socket: /var/run/saslauthd/mux
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Started
saslauthd.service - SASL Authentication Daemon.
$ sudo systemctl start saslauthd
$ ps aux | grep sasl | grep -v grep
root 34649 0.0 0.0 19732 1100 ? Ss 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34650 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34651 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34652 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34653 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
$ sudo systemctl status saslauthd
● saslauthd.service - SASL Authentication Daemon
Loaded: loaded (/usr/lib/systemd/system/saslauthd.service; enabled;
preset: enabled)
Active: active (running) since Thu 2024-10-03 16:27:17 UTC; 2min 5s ago
Docs: man:saslauthd(8)
Main PID: 34649 (saslauthd)
Tasks: 5 (limit: 76969)
Memory: 2.9M ()
CPU: 8ms
CGroup: /system.slice/saslauthd.service
├─34649 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34650 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34651 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
├─34652 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
└─34653 /usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Starting
saslauthd.service - SASL Authentication Daemon...
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble saslauthd[34649]:
: master pid is: 34649
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble saslauthd[34649]:
: listening on socket: /var/run/saslauthd/mux
Oct 03 16:27:17 cyrus-sasl2-sru-lp2078851-noble systemd[1]: Started
saslauthd.service - SASL Authentication Daemon.
$ ls -ld /usr/sbin/saslauthd
-rwxr-xr-x 1 root root 84640 Sep 23 20:14 /usr/sbin/saslauthd*
$ ls -ld /run/saslauthd
drwxr-xr-x 2 root sasl 140 Oct 3 16:27 /run/saslauthd/
$ sudo ls -l /var/run/saslauthd/
total 968
-rw------- 1 root sasl 0 Oct 3 16:27 cache.flock
-rw------- 1 root sasl 986112 Oct 3 16:27 cache.mmap
srwxrwxrwx 1 root sasl 0 Oct 3 16:27 mux
-rw------- 1 root sasl 0 Oct 3 16:27 mux.accept
-rw------- 1 root sasl 6 Oct 3 16:27 saslauthd.pid
$ ps aux | grep sasl | grep -v grep
root 34649 0.0 0.0 19732 1100 ? Ss 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34650 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34651 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34652 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
root 34653 0.0 0.0 19732 1100 ? S 16:27 0:00
/usr/sbin/saslauthd -a pam -c -m /var/run/saslauthd -n 5
--
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https://bugs.launchpad.net/bugs/2078851
Title:
saslauthd wrong permission of /var/spool/postfix/var/run/saslauthd
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