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<p class="MsoNormal">I’m running into an issues with the pgsql resource agent running on CentOS7. The issue is when the pgsql resource agent attempts a call to runasowner it uses a su as user postgres in a call to ocf_run, this is causing what appears to be
a new session on CentOS7.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We’ve narrowed it down to the ocf_run method in ocf-shellfuncs in executing the command:<o:p></o:p></p>
<p class="MsoNormal"> output=`"$@" 2>&1`<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Snippet of /var/log/messages:<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 pengine[2041]: notice: LogActions: Stop pgsql:0 (pcmk-1)<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 pengine[2041]: notice: process_pe_message: Calculated Transition 1: /var/lib/pacemaker/pengine/pe-input-205.bz2<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 crmd[2042]: notice: te_rsc_command: Initiating action 47: notify pgsql_pre_notify_stop_0 on pcmk-1 (local)<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 crmd[2042]: notice: te_rsc_command: Initiating action 48: notify pgsql_pre_notify_stop_0 on pcmk-2<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 pacemakerd[2412]: notice: crm_add_logfile: Additional logging available in /var/log/pacemaker.log<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 su: (to postgres) root on none<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 systemd: Created slice user-26.slice.<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 systemd: Starting Session c4 of user postgres.<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:05 ip-10-0-0-4 systemd: Started Session c4 of user postgres.<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 crmd[2042]: notice: process_lrm_event: LRM operation pgsql_notify_0 (call=17, rc=0, cib-update=0, confirmed=true) ok<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 crmd[2042]: notice: te_rsc_command: Initiating action 1: stop pgsql_stop_0 on pcmk-1 (local)<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 pacemakerd[2464]: notice: crm_add_logfile: Additional logging available in /var/log/pacemaker.log<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 su: (to postgres) root on none<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 systemd: Created slice user-26.slice.<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 systemd: Starting Session c5 of user postgres.<o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in">Nov 20 21:29:30 ip-10-0-0-4 systemd: Started Session c5 of user postgres.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Software versions:<o:p></o:p></p>
<p class="MsoNormal"> pacemaker 1.1.10<o:p></o:p></p>
<p class="MsoNormal"> resource-agents 3.9.5<o:p></o:p></p>
<p class="MsoNormal"> corosync 2.3.3-2<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Has anyone else experienced this issue or know of what might be going wrong to cause new sessions to be created?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Brendan<o:p></o:p></p>
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