AdminSysGNULinux

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{{tag>Brouillon Redhat Cluster}}

= Cluster Pacemaker et Corosync STONITH fencing

Voir :
* [[Cluster Pacemaker et Corosync]]
* [[Cluster script de test STONITH Fencing]]

Voir aussi :
* https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/High_Availability_Add-On_Reference/ch-fencing-HAAR.html
* https://git.centos.org/raw/rpms!kexec-tools/a6d77e3e27a40e75f156364c9f4309ac6766d473/SOURCES!kdump-in-cluster-environment.txt;jsessionid=aigfzr15p6r4du79f17f548c
* http://clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Clusters_from_Scratch/_configuring_stonith.html
* https://silvinux.wordpress.com/2016/01/21/2-nodes-rhel-cluster-suite-centos7rhel7-02-fencing-cconfiguration/


**Brouillon**


== Notes

<code bash>
pcs stonith create fence_pcmk1_psu1 fence_apc_snmp \
    pcmk_host_list="pcmk-1" ipaddr="pdu-1" \
    port="1" op monitor interval="60s"

pcs stonith create myfence fence_ssh params HOSTNAME="node2" ACTION="reboot" --force

echo "action=metadata" |fence_ilo

pcs property set stonith-timeout=120s


pcs property set stonith-enabled=true

pcs stonith list

fence_kdump

pcs stonith create MyStonith fence_kdump pcmk_host_list=node2


pcs stonith level add 10 node1 MyStonithNode1


echo "action=list" | fence_pcmk

pcs stonith create mykdumpfence fence_kdump \
     pcmk_host_check=static-list pcmk_host_list="node1 node2"

pcs stonith create mykdumpfence fence_pcmk \
    primitive st-kdump stonith:fence_kdump \
     params nodename="alice "\ 
     params pcmk_host_check="dynamic-list" \
     params pcmk_reboot_action="off" \
     params pcmk_monitor_action="metadata" \
     params pcmk_reboot_retries="1" \
     params timeout="60"

pcs stonith fence node2
stonith_admin --reboot node2
</code>