On Fri, Sep 29, 2023 at 12:51 AM Bartosz Kaczyński <bkaczyn...@posteo.net> wrote: > > Reid Wahl <nw...@redhat.com> writes: > > > On Tue, Sep 19, 2023 at 9:10 AM Bartosz Kaczyński <bkaczyn...@posteo.net> > > wrote: > >> > >> Greetings, > >> > >> I am facing an issue with launching a primitive resource in a two-node > >> Pacemaker/Corosync cluster. I have set up a lab environment based on the > >> guidelines from the "Say Goodbye to Downtime with SUSE Linux Enterprise > >> Server (Repeat)" [1] course. > >> > >> In my lab environment, I am using openSUSE Leap 15.5. > >> Steps I have taken so far: > >> > >> - Created an IP resource > >> > >> --8<---------------cut here---------------start------------->8--- > >> crm configure > >> primitive p-IP_101 IPaddr2 \ > >> params ip=172.17.17.101 cidr_netmask=24 nic=bond1 \ > >> op start timeout=20s interval=0 \ > >> op stop timeout=20s interval=0 \ > >> op monitor timeout=20s interval=10s \ > >> meta target-role=Started > >> commit > >> --8<---------------cut here---------------end--------------->8--- > >> > >> > >> - Created an Apache resource > >> > >> crm configure edit # and added following content of the bottom of the > >> file > >> > >> --8<---------------cut here---------------start------------->8--- > >> primitive p-apache2_1 apache \ > >> params configfile="/etc/apache2/http_1.conf" \ > >> statusurl="172.17.17.101:8180" \ > >> op start interval=0 timeout=40 \ > >> op stop interval=0 timeout=60 \ > >> op monitor interval=10 timeout=20 > >> --8<---------------cut here---------------end--------------->8--- > >> > >> - Edited the Apache configuration files > >> > >> cp /etc/apache2/httpd.conf /etc/apache2/httpd_1.conf > >> cp /etc/apache2/listen.conf /etc/apache2/listen_1.conf > >> > >> vi /etc/apache2/httpd_1.conf > >> > >> --8<---------------cut here---------------start------------->8--- > >> Include /etc/apache2/listen_1.conf > >> > >> --snip-- > >> Pidfile /var/run/httpd_1.pid > >> --8<---------------cut here---------------end--------------->8--- > >> > >> vi /etc/apache2/listen_1.conf > >> > >> --8<---------------cut here---------------start------------->8--- > >> Listen 172.17.17.101:8180 > >> > >> > >> <IfDefine SSL> > >> <IfDefine !NOSSL> > >> <IfModule mod_ssl.c> > >> > >> Listen 172.17.17.101:8443 > >> > >> </IfModule> > >> </IfDefine> > >> </IfDefine> > >> --8<---------------cut here---------------end--------------->8--- > >> > >> > >> - Ensured file synchronization using csync2 > >> - Created a resource group with primitives for the IP and Apache resources > >> > >> --8<---------------cut here---------------start------------->8--- > >> crm configure > >> group g-apache2_1 p-IP_101 p-apache2_1 description="Apache2 Instance 1" > >> commit > >> --8<---------------cut here---------------end--------------->8--- > >> > >> - Started the resources, resulting in an error (logs provided below) > >> > >> --8<---------------cut here---------------start------------->8--- > >> Failed Resource Actions: > >> * p-apache2_1_start_0 on node01 'not installed' (5): call=24, > >> status='complete', exitreason='environment is invalid, resource considered > >> stopped', last-rc-change='Tue Sep 19 17:17:49 2023', queued=0ms, exec=39ms > >> * p-apache2_1_start_0 on node02 'not installed' (5): call=26, > >> status='complete', exitreason='environment is invalid, resource considered > >> stopped', last-rc-change='Tue Sep 19 15:46:48 2023', queued=0ms, exec=40ms > >> --8<---------------cut here---------------end--------------->8--- > >> > >> --8<---------------cut here---------------start------------->8--- > >> crm configure rsctest p-apache2_1 > >> INFO: Probing resources > >> INFO: Testing on node01: p-apache2_1 > >> ERROR: host node01 (exit code 5) > >> > >> INFO: Testing on node02: p-apache2_1 > >> ERROR: host node02 (exit code 5) > >> --8<---------------cut here---------------end--------------->8--- > >> > >> > >> The Apache server is installed on both nodes > >> > >> --8<---------------cut here---------------start------------->8--- > >> node01:~ # zypper se -i apache2 > >> Loading repository data... > >> Reading installed packages... > >> > >> S | Name | Summary | > >> Type > >> ---+-----------------+--------------------------------------------------+-------- > >> i+ | apache2 | The Apache Web Server | > >> package > >> i | apache2-prefork | Apache 2 "prefork" MPM (Multi-Processing Module) | > >> package > >> i | apache2-utils | Apache 2 utilities | > >> package > >> node01:~ # ssh node02 zypper se -i apache2 > >> Loading repository data... > >> Reading installed packages... > >> > >> S | Name | Summary | > >> Type > >> ---+-----------------+--------------------------------------------------+-------- > >> i+ | apache2 | The Apache Web Server | > >> package > >> i | apache2-prefork | Apache 2 "prefork" MPM (Multi-Processing Module) | > >> package > >> i | apache2-utils | Apache 2 utilities | > >> package > >> --8<---------------cut here---------------end--------------->8--- > >> > >> and the firewall is disabled. What else can I check? > > > > Are there any more logs (for example, in /var/log/messages) from the > > apache resource agent? > > > > The "environment is invalid, resource considered stopped" message > > comes from handle_invalid_env() in the ocf-rarun file (installed at > > /usr/lib/ocf/lib/heartbeat/ocf-rarun on my machine). It can happen if > > one of the required binaries is not installed **or** if the apache > > resource agent's validate_all() function fails. > > > > The required binaries list is empty for the apache resource agent, so > > I suppose validate_all() is failing. There should be something in the > > system logs. > > > > Thank you for your response and the guidance - they are certainly > helpful. Fortunately, the issue turned out to be more trivial. I made > a mistake in defining the primitive resource for Apache, specifying a > non-existent file, `/etc/apache2/http_1.conf`, as a parameter instead of > `/etc/apache2/httpd_1.conf`, causing the problem. After correcting the > filename, the resource started without any issues. > > Best regards, > Bartosz Kaczyński
That's great news! Best wishes on your clustering. > >> > >> Best regards, > >> Bartosz Kaczyński > >> > >> [1] https://open.sap.com/courses/suse2-1-pc > >> _______________________________________________ > >> Manage your subscription: > >> https://lists.clusterlabs.org/mailman/listinfo/users > >> > >> ClusterLabs home: https://www.clusterlabs.org/ > _______________________________________________ > Manage your subscription: > https://lists.clusterlabs.org/mailman/listinfo/users > > ClusterLabs home: https://www.clusterlabs.org/ -- Regards, Reid Wahl (He/Him) Senior Software Engineer, Red Hat RHEL High Availability - Pacemaker _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/
