I have installed stock puppet (3.7.2) on Debian 8 and my puppet is refusing to run as a service when I try to invoke it. I can see that puppet.service start operation is timing out on a cronjob which restarts my puppet every day at a fixed time. Some amount of searching got me to [1] however the solution on that did not help me either.
root@myServer:~# dpkg -l | grep puppet
ii puppet 3.7.2-4 all configuration management system, agent
ii puppet-common 3.7.2-4 all configuration management system
root@myServer:~# lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description: Debian GNU/Linux 8.4 (jessie)
Release: 8.4
Codename: jessie
root@myServer:~# /etc/init.d/puppet status
● puppet.service - Puppet agent
Loaded: loaded (/lib/systemd/system/puppet.service; enabled)
Active: failed (Result: timeout) since Mon 2016-04-25 07:02:45 EDT; 3h 55min ago
Process: 33758 ExecStart=/usr/bin/puppet agent $DAEMON_OPTS (code=exited, status=0/SUCCESS)
Main PID: 977 (code=exited, status=0/SUCCESS)
Apr 25 05:01:27 myServer puppet-agent[33771]: (/Stage[main]/process/File[/file/file1/data0818]/group) group changed 'root' to 'data'
Apr 25 05:01:27 myServer puppet-agent[33771]: (/Stage[main]/process/File[/file/file1/data0818]/mode) mode changed '0644' to '0640'
Apr 25 05:01:27 myServer puppet-agent[33771]: (/Stage[main]/process/File[/file/file1/data0811]/group) group changed 'root' to 'data'
Apr 25 05:01:27 myServer puppet-agent[33771]: (/Stage[main]/process/File[/file/file1/data0811]/mode) mode changed '0644' to '0640'
Apr 25 05:01:27 myServer puppet-agent[33771]: (/Stage[main]/Naigos/Exec[linux-headers-uname-r]/returns) executed successfully
Apr 25 05:02:32 myServer systemd[1]: puppet.service start operation timed out. Terminating.
Apr 25 05:02:32 myServer puppet-agent[33771]: Caught TERM; calling stop
Apr 25 05:02:32 myServer puppet-agent[33767]: Caught TERM; calling stop
Apr 25 05:02:45 myServer systemd[1]: Failed to start Puppet agent.
Apr 25 05:02:45 myServer systemd[1]: Unit puppet.service entered failed state.
root@myServer:~# ps aux | grep puppet
root 16276 0.0 0.0 12728 2208 pts/2 S+ 09:07 0:00 grep puppet
root@myServer:~# /etc/init.d/puppet start
[....] Starting puppet (via systemctl): puppet.serviceJob for puppet.service failed. See 'systemctl status puppet.service' and 'journalctl -xn' for details.
failed!
root@myServer:~# ps aux | grep puppet
root 17331 0.0 0.0 12728 2208 pts/2 S+ 09:13 0:00 grep puppet
root@myServer:~# ls -ltrhd /run/puppet
drwxr-xr-x 2 puppet puppet 40 Apr 8 05:01 /run/puppet
root@myServer:~# ls -ltrhd /var/run/puppet/
drwxr-xr-x 2 puppet puppet 4.0K Apr 25 09:28 /var/run/puppet/
root@myServer:~#