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--- пакет_corosync [2019/09/05 15:53]
val [Corosync 2]
+++ пакет_corosync [2022/03/17 14:55]
val [Corosync 3 (Debian/Ubuntu)]
@@ Line 1: / Line 1: @@
+====== Пакет Corosync ======
+  * Corosync provides reliable communication between nodes, manages cluster membership and determines quorum
+  * [[https://www.digitalocean.com/community/tutorials/how-to-create-a-high-availability-setup-with-corosync-pacemaker-and-floating-ips-on-ubuntu-14-04|How To Create a High Availability Setup with Corosync, Pacemaker, and Floating IPs on Ubuntu 14.04]]
+===== Установка =====
+<code>
+nodeN# apt install corosync
+</code>
+===== Настройка =====
+==== Corosync 3 (Debian/Ubuntu) ====
+<code>
+nodeN# cat /etc/corosync/corosync.conf
+</code><code>
+totem {
+        version: 2
+        cluster_name: debian
+        crypto_cipher: none
+        crypto_hash: none
+}
+quorum {
+       provider: corosync_votequorum
+       two_node: 1
+}
+nodelist {
+        node {
+                name: node1
+                nodeid: 1
+                ring0_addr: 10.M.N.100+X
+                #ring0_addr: node1
+        }
+        node {
+                name: node2
+                nodeid: 2
+                ring0_addr: 10.M.N.200+X
+                #ring0_addr: node2
+        }
+}
+</code>
+==== Перезапуск ====
+<code>
+nodeN# corosync -t
+nodeN# service corosync restart
+</code>
+===== Отладка =====
+<code>
+nodeN# corosync-cfgtool -s
+nodeN# corosync-cmapctl | grep members
+nodeN# grep corosync /var/log/syslog
+</code>
+===== Дополнительные материалы =====
+==== Corosync 2 (Debian 9) ====
+<code>
+nodeN# cat /etc/corosync/corosync.conf
+</code><code>
+...
+                bindnetaddr: 10.M.N.0
+...
+                mcastaddr: 239.255.1.X
+...
+</code>

Методические материалы Лохтурова Вячеслава

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