Files
relay/test/lxc_runner.py
2026-01-03 12:24:44 +01:00

98 lines
3.6 KiB
Python

import subprocess
import sys
import time
import os
import shutil
# This script automates LXC container creation and relay deployment testing.
# It cleans up old containers, creates a new one, and runs the deployment.
CONTAINER_PREFIX = "testrelay"
CONTAINER_NAME = f"{CONTAINER_PREFIX}-auto"
RELAY_SRC = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
def run_cmd(cmd, check=True, shell=True):
print(f"Executing: {cmd}")
try:
result = subprocess.run(cmd, shell=shell, check=check, capture_output=True, text=True)
return result.stdout.strip()
except subprocess.CalledProcessError as e:
print(f"Error executing command: {e}")
print(f"Stdout: {e.stdout}")
print(f"Stderr: {e.stderr}")
if check:
sys.exit(1)
return None
def cleanup():
print("--- Cleaning up old containers ---")
containers = run_cmd("sudo lxc-ls -1").splitlines()
for c in containers:
if c.startswith(CONTAINER_PREFIX):
print(f"Destroying container: {c}")
run_cmd(f"sudo lxc-destroy -n {c} -f", check=False)
def create_container():
print(f"--- Creating container: {CONTAINER_NAME} ---")
run_cmd(f"sudo lxc-create -n {CONTAINER_NAME} -t download -- -d debian -r bookworm -a amd64")
def run_in_container(name, command):
return run_cmd(f'sudo lxc-attach -n {name} -- bash -c "{command}"')
def prepare_container():
print("--- Preparing container ---")
run_cmd(f"sudo lxc-start -n {CONTAINER_NAME}")
# Wait for IP
print("Waiting for container IP...")
for _ in range(30):
ip = run_cmd(f"sudo lxc-info -n {CONTAINER_NAME} -i").split()
if ip and len(ip) > 1:
print(f"Container IP: {ip[1]}")
break
time.sleep(1)
else:
print("Failed to get container IP.")
sys.exit(1)
# Disable systemd-resolved to free port 53
run_in_container(CONTAINER_NAME, "systemctl disable --now systemd-resolved || true")
run_in_container(CONTAINER_NAME, "echo 'nameserver 8.8.8.8' > /etc/resolv.conf")
# Sync code
print("Syncing code to container...")
target_path = f"/var/lib/lxc/{CONTAINER_NAME}/rootfs/relay-ir"
run_cmd(f"sudo mkdir -p {target_path}")
run_cmd(f"sudo rsync -av --exclude=.git --exclude='*.log' --exclude='test' {RELAY_SRC}/ {target_path}/")
# Install dependencies
print("Installing dependencies inside container...")
run_in_container(CONTAINER_NAME, "apt-get update && apt-get install -y curl sudo python3-dev gcc")
run_in_container(CONTAINER_NAME, "apt-get remove --purge -y exim4*")
run_in_container(CONTAINER_NAME, "curl -LsSf https://astral.sh/uv/install.sh | sh")
def perform_deployment():
print("--- Running deployment test ---")
# Using the PATH where uv is installed
path_env = "export PATH='/root/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'"
deploy_cmd = f"cd /relay-ir && {path_env} && ./scripts/initenv.sh && ./scripts/cmdeploy run --ssh-host @local --skip-dns-check"
try:
output = run_in_container(CONTAINER_NAME, deploy_cmd)
print("Deployment Output Summary:")
print(output[-1000:] if output else "No output") # Show last bit of output
print("\nSUCCESS: Deployment completed.")
except Exception:
print("\nFAILURE: Deployment failed.")
sys.exit(1)
if __name__ == "__main__":
if os.geteuid() != 0:
print("This script must be run as root/sudo.")
# We don't exit here because the inner run_cmd uses sudo, but it's better to be root.
cleanup()
create_container()
prepare_container()
perform_deployment()