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proxmox/scripts/fix-cluster-node-names.sh
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2026-01-06 01:46:25 -08:00

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#!/bin/bash
# Fix Cluster Node Names - Update corosync.conf to match system hostnames
# Changes: pve -> r630-01, pve2 -> r630-02
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/load-physical-inventory.sh" 2>/dev/null || true
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
CYAN='\033[0;36m'
NC='\033[0m'
log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_success() { echo -e "${GREEN}[✓]${NC} $1"; }
log_warn() { echo -e "${YELLOW}[⚠]${NC} $1"; }
log_error() { echo -e "${RED}[✗]${NC} $1"; }
log_section() { echo -e "\n${CYAN}=== $1 ===${NC}\n"; }
ML110_IP="${PROXMOX_HOST_ML110:-192.168.11.10}"
ML110_PASS="${PROXMOX_PASS_ML110:-L@kers2010}"
log_section "Fix Cluster Node Names"
log_warn "This will update cluster node names in corosync.conf:"
log_warn " pve -> r630-01"
log_warn " pve2 -> r630-02"
echo ""
read -p "Continue? (yes/no): " confirm
if [[ "$confirm" != "yes" ]]; then
log_info "Operation cancelled."
exit 0
fi
log_section "Backing up corosync.conf"
sshpass -p "$ML110_PASS" ssh -o StrictHostKeyChecking=no root@"$ML110_IP" bash <<'ENDSSH'
# Backup corosync.conf
cp /etc/pve/corosync.conf /etc/pve/corosync.conf.backup.$(date +%Y%m%d_%H%M%S)
echo "Backup created"
ENDSSH
log_section "Updating corosync.conf"
sshpass -p "$ML110_PASS" ssh -o StrictHostKeyChecking=no root@"$ML110_IP" bash <<'ENDSSH'
# Read current config version
CURRENT_VERSION=$(grep "config_version:" /etc/pve/corosync.conf | awk '{print $2}')
NEW_VERSION=$((CURRENT_VERSION + 1))
echo "Current config version: $CURRENT_VERSION"
echo "New config version: $NEW_VERSION"
# Update corosync.conf
sed -i 's/name: pve$/name: r630-01/' /etc/pve/corosync.conf
sed -i 's/name: pve2$/name: r630-02/' /etc/pve/corosync.conf
sed -i "s/config_version: $CURRENT_VERSION/config_version: $NEW_VERSION/" /etc/pve/corosync.conf
echo ""
echo "Updated corosync.conf:"
cat /etc/pve/corosync.conf
ENDSSH
log_section "Renaming node directories"
# Rename node directories (must be done on each node)
for node in "r630-01:192.168.11.11:password" "r630-02:192.168.11.12:password"; do
IFS=: read -r new_name ip pass <<< "$node"
old_name="pve"
if [[ "$new_name" == "r630-02" ]]; then
old_name="pve2"
fi
log_info "Renaming node directory on $new_name ($ip): $old_name -> $new_name"
sshpass -p "$pass" ssh -o StrictHostKeyChecking=no root@"$ip" bash <<ENDSSH
# Check if old directory exists
if [ -d "/etc/pve/nodes/$old_name" ]; then
# Rename directory
mv /etc/pve/nodes/$old_name /etc/pve/nodes/$new_name
echo "Renamed /etc/pve/nodes/$old_name -> /etc/pve/nodes/$new_name"
else
echo "Directory /etc/pve/nodes/$old_name does not exist (may already be renamed)"
fi
ENDSSH
done
log_section "Reloading cluster configuration"
# Reload corosync on all nodes
for node in "ml110:192.168.11.10:L@kers2010" "r630-01:192.168.11.11:password" "r630-02:192.168.11.12:password"; do
IFS=: read -r name ip pass <<< "$node"
log_info "Reloading corosync on $name ($ip)"
sshpass -p "$pass" ssh -o StrictHostKeyChecking=no root@"$ip" \
"systemctl reload corosync 2>&1 || systemctl restart corosync 2>&1" 2>/dev/null || true
done
log_section "Verification"
log_info "Checking cluster status..."
sshpass -p "$ML110_PASS" ssh -o StrictHostKeyChecking=no root@"$ML110_IP" bash <<'ENDSSH'
echo "=== Cluster Nodes ==="
pvecm nodes 2>/dev/null || echo "pvecm nodes failed"
echo ""
echo "=== Cluster Status ==="
pvecm status 2>/dev/null | head -20 || echo "pvecm status failed"
ENDSSH
log_section "Fix Complete"
log_success "Cluster node names updated!"
log_info "Verification: Run 'pvecm nodes' to verify new node names"