working base

scripts/test-failover.sh

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+#!/bin/bash
+
+set -e
+
+echo "=== Route-Switcher Failover Test Script ==="
+echo
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+# Function to print colored output
+print_status() {
+    echo -e "${GREEN}[INFO]${NC} $1"
+}
+
+print_warning() {
+    echo -e "${YELLOW}[WARN]${NC} $1"
+}
+
+print_error() {
+    echo -e "${RED}[ERROR]${NC} $1"
+}
+
+# Check if podman-compose is available
+if ! command -v podman-compose &> /dev/null; then
+    print_error "podman-compose is not installed or not in PATH"
+    exit 1
+fi
+
+# Start the environment
+print_status "Starting test environment..."
+podman-compose up -d
+
+# Wait for containers to be ready
+print_status "Waiting for containers to initialize..."
+sleep 10
+
+# Check if all containers are running
+print_status "Checking container status..."
+podman-compose ps
+
+# Set up initial default route for route-switcher (testing scenario only)
+# In production, this would be configured by the network admin
+print_status "Setting up initial default route via primary router..."
+podman-compose exec route-switcher ip route add default via 192.168.200.11 dev eth0
+
+# Verify network connectivity
+print_status "Testing initial connectivity..."
+
+# Test from route-switcher to target (should use default route via primary)
+print_status "Testing connectivity via primary router..."
+podman-compose exec route-switcher ping -c 3 192.168.202.100 || {
+    print_error "Primary connectivity test failed"
+    podman-compose down
+    exit 1
+}
+
+# Test specific interface connectivity
+print_status "Testing connectivity via secondary interface..."
+podman-compose exec route-switcher ping -c 3 -I eth1 192.168.202.100 || {
+    print_warning "Secondary interface connectivity test failed (might be expected initially)"
+}
+
+print_status "Initial connectivity tests passed!"
+
+# Show current routing table
+print_status "Current routing table in route-switcher:"
+podman-compose exec route-switcher ip route show
+
+echo
+print_warning "=== Starting Failover Test ==="
+print_status "Monitoring route-switcher logs (press Ctrl+C to stop monitoring)..."
+echo
+
+# Start monitoring logs in background
+podman-compose logs -f route-switcher &
+LOGS_PID=$!
+
+# Wait a bit for initial logs
+sleep 5
+
+print_status "Simulating primary router failure by shutting down eth0..."
+podman-compose exec primary-router ip link set eth0 down
+
+print_status "Waiting for failover to occur..."
+sleep 15
+
+# Check if failover happened
+print_status "Checking routing table after primary failure..."
+podman-compose exec route-switcher ip route show
+
+print_status "Testing connectivity after failover..."
+podman-compose exec route-switcher ping -c 3 192.168.202.100 || {
+    print_warning "Connectivity test after failover failed (this might be expected during transition)"
+}
+
+print_status "Restoring primary router..."
+podman-compose exec primary-router ip link set eth0 up
+
+print_status "Waiting for failback (should take ~60 seconds of stable connection)..."
+sleep 70
+
+print_status "Final routing table check:"
+podman-compose exec route-switcher ip route show
+
+print_status "Final connectivity test:"
+podman-compose exec route-switcher ping -c 3 192.168.202.100
+
+# Stop monitoring logs
+kill $LOGS_PID 2>/dev/null || true
+
+echo
+print_status "=== Test Complete ==="
+print_status "To stop the environment: podman-compose down"
+print_status "To view logs: podman-compose logs route-switcher"