From 1962f38d67403591c5f60e23fd8f7aa22afc7fee Mon Sep 17 00:00:00 2001
From: TechHome <marlon.otto@outlook.de>
Date: Mon, 13 Apr 2020 23:11:20 +0200
Subject: [PATCH] Create leave-cluster.sh

Leaving a created cluster in Proxmox 6.1-8
---
 leave-cluster.sh | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 leave-cluster.sh

diff --git a/leave-cluster.sh b/leave-cluster.sh
new file mode 100644
index 0000000..6171c82
--- /dev/null
+++ b/leave-cluster.sh
@@ -0,0 +1,30 @@
+#SSH into proxmox cluster node
+#1. Shutdown all containers and vms
+pvesh create /nodes/localhost/stopall
+
+
+#2. stop services
+systemctl stop pvestatd.service
+systemctl stop pvedaemon.service
+systemctl stop pve-cluster.service
+systemctl stop corosync
+systemctl stop pve-cluster
+
+
+#3. edit through sqlite, check, delete, verify
+sqlite3 /var/lib/pve-cluster/config.db
+sqlite> select * from tree where name = 'corosync.conf';
+sqlite> delete from tree where name = 'corosync.conf';
+sqlite> select * from tree where name = 'corosync.conf';
+sqlite> .quit
+
+
+#3. Remove directories
+pmxcfs -l
+rm /etc/pve/corosync.conf
+rm /etc/corosync/*
+rm /var/lib/corosync/*
+#rm -rf /etc/pve/nodes/* #Do this only if you want to delete all nodes
+
+#Dont forget to remove nodes that you dont want from /etc/pve/priv/authorized_keys
+reboot