Hello,

The "ossec/queue" file is actually a socket that *ossec-agentd* creates to
allow *Syscheck *and *Logcollector *to send data. Then *ossec-agentd* delivers
that data to the manager.

When you launched "/usr/local/ossec-hids/bin/ossec-control start", the
application logged that *ossec-execd* was already running, but
*ossec-agend* doesn't.
This makes me think that there is an issue with the *ossec-agentd* program
and, since it can't create the "ossec/queue" socket, no other program can
continue working.

So, please make sure that a valid key is installed. For this, run

cat /usr/local/ossec-hids/etc/client.keys


There should be any content. If no such content is shown, reinstall the key
(with *manage_agents*). If everything is OK, restart the complete OSSEC
agent, wait for about a minute, check the logs related to *ossec-agent* and
check whether it's yet running:

/usr/local/ossec-hids/bin/ossec-control restart
cat ossec-agentd /usr/local/ossec-hids/logs/ossec.log
/usr/local/ossec-hids/bin/ossec-control status


If, after restarting the OSSEC agent, you see an error with "cat", share it
with us so we may help you. But if you don't see any error log, and
"ossec-control status" tells that *ossec-agentd* isn't running, this means
that the program has crashed and then it would be interesting to reinstall
it from sources with debugging features enabled and re-run it with the
*valgrind* utility, in order to search for bugs.

Hope it helps.
Regards.


On Sun, Dec 4, 2016 at 1:27 AM, dan (ddp) <ddp...@gmail.com> wrote:

>
>
> On Dec 3, 2016 4:54 PM, "Eponymous -" <the.e...@gmail.com> wrote:
>
> Hi all,
>
> I've had many problems getting the OSSEC agent to start up correctly on
> FreeBSD 10.3 (see: https://groups.google.com/forum/#!topic/ossec-list/VDT
> 4cTObDPQ - "Chroot directory change option.) I figured it would best to
> start a separate discussion.
>
> I've done a completely fresh install of *ossec-hids-client-2.8.2* from
> pkg.freebsd.org and then simply changed the IP address to the correct
> server address in ossec.conf and then added the key using manage-agents.
>
> Every time I start I get issues with permissions.
>
> /usr/local/ossec-hids/bin/ossec-control start
> Starting OSSEC HIDS v2.8 (by Trend Micro Inc.)...
> ossec-execd already running...
> 2016/12/03 21:42:08 ossec-agentd: INFO: Using notify time: 600 and max
> time to reconnect: 1800
> Started ossec-agentd...
> Started ossec-logcollector...
> 2016/12/03 21:42:11 ossec-syscheckd(1210): ERROR: Queue
> '/usr/local/ossec-hids/queue/ossec/queue' not accessible: 'Connection
> refused'.
> 2016/12/03 21:42:11 ossec-rootcheck(1210): ERROR: Queue
> '/usr/local/ossec-hids/queue/ossec/queue' not accessible: 'Connection
> refused'.
> 2016/12/03 21:42:19 ossec-syscheckd(1210): ERROR: Queue
> '/usr/local/ossec-hids/queue/ossec/queue' not accessible: 'Connection
> refused'.
> 2016/12/03 21:42:19 ossec-rootcheck(1210): ERROR: Queue
> '/usr/local/ossec-hids/queue/ossec/queue' not accessible: 'Connection
> refused'.
> 2016/12/03 21:42:32 ossec-syscheckd(1210): ERROR: Queue
> '/usr/local/ossec-hids/queue/ossec/queue' not accessible: 'Connection
> refused'.
> 2016/12/03 21:42:32 ossec-rootcheck(1211): ERROR: Unable to access queue:
> '/usr/local/ossec-hids/queue/ossec/queue'. Giving up..
> ossec-syscheckd did not start
>
> This page: http://ossec-docs.readthedocs.io/en/latest/faq/unexpected.html
> talks about checking that "ossec-analysisd" is running, but I can't see
> that file anywhere in the install location so my guess is it was removed
> and possibly merged into another binary.
>
>
> That advice is for the server install or local install only.
>
>
> Using tree, I checked all the permissions:
>
> # tree -ugap /usr/local/ossec-hids/
> /usr/local/ossec-hids/
> |-- [drwx------ ossec    ossec   ]  .ssh
> |-- [drwxr-xr-x root     ossec   ]  active-response
> |   `-- [drwxr-xr-x root     ossec   ]  bin
> |       |-- [-rwxr-xr-x root     wheel   ]  disable-account.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  firewall-drop.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  host-deny.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  ip-customblock.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  ipfw.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  ipfw_mac.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  ossec-tweeter.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  pf.sh
> |       |-- [-rwxr-xr-x root     wheel   ]  restart-ossec.sh
> |       `-- [-rwxr-xr-x root     wheel   ]  route-null.sh
> |-- [drwxr-xr-x root     ossec   ]  agentless
> |   |-- [-rwxr-x--- root     ossec   ]  main.exp
> |   |-- [-rwxr-x--- root     ossec   ]  register_host.sh
> |   |-- [-rwxr-x--- root     ossec   ]  ssh.exp
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_asa-fwsmconfig_diff
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_foundry_diff
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_generic_diff
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_integrity_check_bsd
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_integrity_check_linux
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_nopass.exp
> |   |-- [-rwxr-x--- root     ossec   ]  ssh_pixconfig_diff
> |   |-- [-rwxr-x--- root     ossec   ]  sshlogin.exp
> |   `-- [-rwxr-x--- root     ossec   ]  su.exp
> |-- [drwxr-xr-x root     ossec   ]  bin
> |   |-- [-rwxr-x--- root     wheel   ]  agent-auth
> |   |-- [-rwxr-x--- root     wheel   ]  manage_agents
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-agentd
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-control
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-execd
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-logcollector
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-lua
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-luac
> |   |-- [-rwxr-x--- root     wheel   ]  ossec-syscheckd
> |   `-- [-rwxr-x--- root     wheel   ]  util.sh
> |-- [drwxr-xr-x root     ossec   ]  etc
> |   |-- [-r--r----- root     ossec   ]  client.keys
> |   |-- [-r--r----- root     ossec   ]  internal_options.conf
> |   |-- [-rwxr-xr-x root     ossec   ]  ossec.conf
> |   |-- [-rwxr-xr-x root     ossec   ]  ossec.conf.sample
> |   `-- [drwxr-xr-x root     ossec   ]  shared
> |       |-- [-rwxrwx--- root     ossec   ]  cis_debian_linux_rcl.txt
> |       |-- [-rwxrwx--- root     ossec   ]  cis_rhel5_linux_rcl.txt
> |       |-- [-rwxrwx--- root     ossec   ]  cis_rhel_linux_rcl.txt
> |       |-- [-rwxrwx--- root     ossec   ]  rootkit_files.txt
> |       |-- [-rwxrwx--- root     ossec   ]  rootkit_trojans.txt
> |       |-- [-rwxrwx--- root     ossec   ]  system_audit_rcl.txt
> |       |-- [-rwxrwx--- root     ossec   ]  win_applications_rcl.txt
> |       |-- [-rwxrwx--- root     ossec   ]  win_audit_rcl.txt
> |       `-- [-rwxrwx--- root     ossec   ]  win_malware_rcl.txt
> |-- [drwxr-xr-x root     ossec   ]  logs
> |   `-- [-rw-rw-r-- ossec    ossec   ]  ossec.log
> |-- [drwxr-xr-x root     ossec   ]  queue
> |   |-- [drwxr-xr-x root     ossec   ]  alerts
> |   |   `-- [srw-rw---- root     ossec   ]  execq
> |   |-- [drwxr-x--- ossec    ossec   ]  diff
> |   |-- [drwxrwx--- ossec    ossec   ]  ossec
> |   |   `-- [srw-rw---- ossec    ossec   ]  queue
> |   |-- [drwxr-xr-x root     ossec   ]  rids
> |   `-- [drwxr-xr-x root     ossec   ]  syscheck
> |-- [drwxr-xr-x root     ossec   ]  tmp
> `-- [drwxr-xr-x root     ossec   ]  var
>     `-- [drwxr-xr-x root     ossec   ]  run
>         |-- [-rw-r----- root     ossec   ]  ossec-execd-5576.pid
>         `-- [-rw-r----- root     ossec   ]  ossec-logcollector-29444.pid
>
> This is my server.conf:
>
> <!-- OSSEC example config -->
>
> <ossec_config>
>   <client>
>     <server-ip>10.0.64.2</server-ip>
>   </client>
>
>   <syscheck>
>     <!-- Frequency that syscheck is executed -- default every 2 hours -->
>     <frequency>7200</frequency>
>
>     <!-- Directories to check  (perform all possible verifications) -->
>     <directories check_all="yes">/etc,/usr/bin,/usr/sbin</directories>
>     <directories check_all="yes">/bin,/sbin</directories>
>
>     <!-- Files/directories to ignore -->
>     <ignore>/etc/mtab</ignore>
>     <ignore>/etc/hosts.deny</ignore>
>     <ignore>/etc/mail/statistics</ignore>
>     <ignore>/etc/random-seed</ignore>
>     <ignore>/etc/adjtime</ignore>
>     <ignore>/etc/httpd/logs</ignore>
>   </syscheck>
>
>   <rootcheck>
>     <rootkit_files>/var/ossec/etc/shared/rootkit_files.txt</rootkit_files>
>     <rootkit_trojans>/var/ossec/etc/shared/rootkit_trojans.txt</
> rootkit_trojans>
>   </rootcheck>
>
>   <localfile>
>     <log_format>syslog</log_format>
>     <location>/var/log/system.log</location>
>   </localfile>
>
> </ossec_config>
>
> I'm really at the point of giving up as I've spent weeks trying to get
> this working.
>
> Can anyone point me in the right direction?
>
>
> Does itbwork if you compile from source?
>
>
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>
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-- 
Victor M. Fernandez-Castro
IT Security Engineer
Wazuh Inc.

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