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proxmox/scripts/npmplus/automate-phase3-keepalived.sh.bak
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Co-authored-by: Cursor <cursoragent@cursor.com>
2026-02-12 15:46:57 -08:00

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#!/bin/bash
# Phase 3: Set up Keepalived
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
if [ -f "$PROJECT_ROOT/.env" ]; then
set +euo pipefail
source "$PROJECT_ROOT/.env" 2>/dev/null || true
set -euo pipefail
fi
PRIMARY_HOST="${PRIMARY_HOST:-192.168.11.11}"
SECONDARY_HOST="${SECONDARY_HOST:-192.168.11.12}"
KEEPALIVED_AUTH_PASS="${KEEPALIVED_AUTH_PASS:-npmplus_ha_$(date +%s)}"
# Colors
GREEN='\033[0;32m'
BLUE='\033[0;34m'
YELLOW='\033[1;33m'
NC='\033[0m'
log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_success() { echo -e "${GREEN}[✓]${NC} $1"; }
log_warn() { echo -e "${YELLOW}[⚠]${NC} $1"; }
log_info "Setting up Keepalived..."
# Install Keepalived on both hosts
for host in "$PRIMARY_HOST" "$SECONDARY_HOST"; do
log_info "Installing Keepalived on $host..."
if ssh -o StrictHostKeyChecking=no root@"$host" "command -v keepalived >/dev/null 2>&1"; then
log_info "Keepalived already installed on $host"
else
ssh -o StrictHostKeyChecking=no root@"$host" "apt update && apt install -y keepalived" || {
log_warn "Failed to install Keepalived on $host"
continue
}
log_success "Keepalived installed on $host"
fi
done
# Deploy scripts and configs
log_info "Deploying Keepalived configuration..."
bash "$SCRIPT_DIR/deploy-keepalived.sh" || {
log_warn "Deployment script failed, deploying manually..."
# Deploy health check script
for host in "$PRIMARY_HOST" "$SECONDARY_HOST"; do
scp -o StrictHostKeyChecking=no \
"$SCRIPT_DIR/keepalived/check-npmplus-health.sh" \
"$SCRIPT_DIR/keepalived/keepalived-notify.sh" \
root@"$host:/usr/local/bin/" 2>/dev/null || true
ssh -o StrictHostKeyChecking=no root@"$host" \
"chmod +x /usr/local/bin/check-npmplus-health.sh /usr/local/bin/keepalived-notify.sh" 2>/dev/null || true
done
# Deploy configs with auth password
scp -o StrictHostKeyChecking=no \
"$SCRIPT_DIR/keepalived/keepalived-primary.conf" \
root@"$PRIMARY_HOST:/tmp/keepalived.conf" 2>/dev/null || true
scp -o StrictHostKeyChecking=no \
"$SCRIPT_DIR/keepalived/keepalived-secondary.conf" \
root@"$SECONDARY_HOST:/tmp/keepalived.conf" 2>/dev/null || true
# Update auth_pass in configs
for host in "$PRIMARY_HOST" "$SECONDARY_HOST"; do
ssh -o StrictHostKeyChecking=no root@"$host" \
"sed -i 's/auth_pass.*/auth_pass $KEEPALIVED_AUTH_PASS/' /tmp/keepalived.conf && \
mv /tmp/keepalived.conf /etc/keepalived/keepalived.conf" 2>/dev/null || true
done
}
# Start and enable Keepalived
for host in "$PRIMARY_HOST" "$SECONDARY_HOST"; do
log_info "Starting Keepalived on $host..."
ssh -o StrictHostKeyChecking=no root@"$host" \
"systemctl enable keepalived && systemctl restart keepalived" 2>/dev/null || {
log_warn "Failed to start Keepalived on $host"
}
done
sleep 5
# Verify Keepalived is running
for host in "$PRIMARY_HOST" "$SECONDARY_HOST"; do
if ssh -o StrictHostKeyChecking=no root@"$host" "systemctl is-active keepalived" 2>/dev/null | grep -q "active"; then
log_success "Keepalived running on $host"
else
log_warn "Keepalived not active on $host"
fi
done
# Check VIP ownership
VIP="${VIP:-192.168.11.166}"
if ssh -o StrictHostKeyChecking=no root@"$PRIMARY_HOST" "ip addr show vmbr0 2>/dev/null | grep -q $VIP"; then
log_success "VIP $VIP is on primary host (expected)"
elif ssh -o StrictHostKeyChecking=no root@"$SECONDARY_HOST" "ip addr show vmbr0 2>/dev/null | grep -q $VIP"; then
log_warn "VIP $VIP is on secondary host (unexpected, but OK)"
else
log_warn "VIP $VIP not found on either host"
fi
log_success "Phase 3 complete: Keepalived configured"
log_warn "Note: Verify Keepalived auth_pass matches on both hosts"