mirror of
https://github.com/pacnpal/thrillwiki_django_no_react.git
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d504d41de2
- Add complete backend/ directory with full Django application - Add frontend/ directory with Vite + TypeScript setup ready for Next.js - Add comprehensive shared/ directory with: - Complete documentation and memory-bank archives - Media files and avatars (letters, park/ride images) - Deployment scripts and automation tools - Shared types and utilities - Add architecture/ directory with migration guides - Configure pnpm workspace for monorepo development - Update .gitignore to exclude .django_tailwind_cli/ build artifacts - Preserve all historical documentation in shared/docs/memory-bank/ - Set up proper structure for full-stack development with shared resources
572 lines
22 KiB
Python
572 lines
22 KiB
Python
#!/usr/bin/env python3
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"""
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Template VM Manager for ThrillWiki
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Handles copying template VM disks and managing template-based deployments.
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"""
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import os
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import sys
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import time
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import logging
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import subprocess
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from typing import Dict
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logger = logging.getLogger(__name__)
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class TemplateVMManager:
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"""Manages template-based VM deployment on Unraid."""
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def __init__(self, unraid_host: str, unraid_user: str = "root"):
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self.unraid_host = unraid_host
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self.unraid_user = unraid_user
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self.template_vm_name = "thrillwiki-template-ubuntu"
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self.template_path = f"/mnt/user/domains/{self.template_vm_name}"
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def authenticate(self) -> bool:
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"""Test SSH connectivity to Unraid server."""
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try:
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result = subprocess.run(
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f"ssh -o ConnectTimeout=10 {self.unraid_user}@{self.unraid_host} 'echo Connected'",
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shell=True,
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capture_output=True,
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text=True,
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timeout=15,
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)
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if result.returncode == 0 and "Connected" in result.stdout:
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logger.info("Successfully connected to Unraid via SSH")
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return True
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else:
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logger.error(f"SSH connection failed: {result.stderr}")
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return False
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except Exception as e:
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logger.error(f"SSH authentication error: {e}")
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return False
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def check_template_exists(self) -> bool:
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"""Check if template VM disk exists."""
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try:
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result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'test -f {self.template_path}/vdisk1.qcow2'",
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shell=True,
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capture_output=True,
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text=True,
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)
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if result.returncode == 0:
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logger.info(
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f"Template VM disk found at {
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self.template_path}/vdisk1.qcow2"
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)
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return True
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else:
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logger.error(
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f"Template VM disk not found at {
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self.template_path}/vdisk1.qcow2"
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)
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return False
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except Exception as e:
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logger.error(f"Error checking template existence: {e}")
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return False
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def get_template_info(self) -> Dict[str, str]:
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"""Get information about the template VM."""
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try:
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# Get disk size
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size_result = subprocess.run(
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f"ssh {
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self.unraid_user}@{
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self.unraid_host} 'qemu-img info {
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self.template_path}/vdisk1.qcow2 | grep \"virtual size\"'",
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shell=True,
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capture_output=True,
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text=True,
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)
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# Get file size
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file_size_result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'ls -lh {self.template_path}/vdisk1.qcow2'",
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shell=True,
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capture_output=True,
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text=True,
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)
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# Get last modification time
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mod_time_result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'stat -c \"%y\" {self.template_path}/vdisk1.qcow2'",
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shell=True,
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capture_output=True,
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text=True,
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)
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info = {
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"template_path": f"{
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self.template_path}/vdisk1.qcow2",
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"virtual_size": (
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size_result.stdout.strip()
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if size_result.returncode == 0
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else "Unknown"
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),
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"file_size": (
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file_size_result.stdout.split()[4]
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if file_size_result.returncode == 0
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else "Unknown"
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),
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"last_modified": (
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mod_time_result.stdout.strip()
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if mod_time_result.returncode == 0
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else "Unknown"
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),
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}
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return info
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except Exception as e:
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logger.error(f"Error getting template info: {e}")
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return {}
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def copy_template_disk(self, target_vm_name: str) -> bool:
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"""Copy template VM disk to a new VM instance."""
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try:
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if not self.check_template_exists():
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logger.error("Template VM disk not found. Cannot proceed with copy.")
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return False
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target_path = f"/mnt/user/domains/{target_vm_name}"
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target_disk = f"{target_path}/vdisk1.qcow2"
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logger.info(f"Copying template disk to new VM: {target_vm_name}")
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# Create target directory
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subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'mkdir -p {target_path}'",
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shell=True,
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check=True,
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)
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# Check if target disk already exists
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disk_check = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'test -f {target_disk}'",
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shell=True,
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capture_output=True,
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)
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if disk_check.returncode == 0:
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logger.warning(f"Target disk already exists: {target_disk}")
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logger.info(
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"Removing existing disk to replace with fresh template copy..."
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)
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subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'rm -f {target_disk}'",
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shell=True,
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check=True,
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)
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# Copy template disk with rsync progress display
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logger.info("🚀 Copying template disk with rsync progress display...")
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start_time = time.time()
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# First, get the size of the template disk for progress calculation
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size_result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'stat -c%s {self.template_path}/vdisk1.qcow2'",
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shell=True,
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capture_output=True,
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text=True,
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)
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template_size = "unknown size"
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if size_result.returncode == 0:
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size_bytes = int(size_result.stdout.strip())
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if size_bytes > 1024 * 1024 * 1024: # GB
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template_size = f"{size_bytes /
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(1024 *
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1024 *
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1024):.1f}GB"
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elif size_bytes > 1024 * 1024: # MB
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template_size = f"{size_bytes / (1024 * 1024):.1f}MB"
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else:
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template_size = f"{size_bytes / 1024:.1f}KB"
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logger.info(f"📊 Template disk size: {template_size}")
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# Use rsync with progress display
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logger.info("📈 Using rsync for real-time progress display...")
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# Force rsync to output progress to stderr and capture it
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copy_cmd = f"ssh {
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self.unraid_user}@{
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self.unraid_host} 'rsync -av --progress --stats {
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self.template_path}/vdisk1.qcow2 {target_disk}'"
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# Run with real-time output, unbuffered
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process = subprocess.Popen(
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copy_cmd,
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shell=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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text=True,
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bufsize=0, # Unbuffered
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universal_newlines=True,
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)
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import select
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# Read both stdout and stderr for progress with real-time display
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while True:
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# Check if process is still running
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if process.poll() is not None:
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# Process finished, read any remaining output
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remaining_out = process.stdout.read()
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remaining_err = process.stderr.read()
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if remaining_out:
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print(f"📊 {remaining_out.strip()}", flush=True)
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logger.info(f"📊 {remaining_out.strip()}")
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if remaining_err:
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for line in remaining_err.strip().split("\n"):
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if line.strip():
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print(f"⚡ {line.strip()}", flush=True)
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logger.info(f"⚡ {line.strip()}")
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break
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# Use select to check for available data
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try:
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ready, _, _ = select.select(
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[process.stdout, process.stderr], [], [], 0.1
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)
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for stream in ready:
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line = stream.readline()
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if line:
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line = line.strip()
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if line:
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if stream == process.stdout:
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print(f"📊 {line}", flush=True)
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logger.info(f"📊 {line}")
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else: # stderr
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# rsync progress goes to stderr
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if any(
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keyword in line
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for keyword in [
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"%",
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"bytes/sec",
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"to-check=",
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"xfr#",
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]
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):
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print(f"⚡ {line}", flush=True)
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logger.info(f"⚡ {line}")
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else:
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print(f"📋 {line}", flush=True)
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logger.info(f"📋 {line}")
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except select.error:
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# Fallback for systems without select (like some Windows
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# environments)
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print(
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"⚠️ select() not available, using fallback method...",
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flush=True,
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)
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logger.info("⚠️ select() not available, using fallback method...")
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# Simple fallback - just wait and read what's available
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time.sleep(0.5)
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try:
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# Try to read non-blocking
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import fcntl
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import os
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# Make stdout/stderr non-blocking
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fd_out = process.stdout.fileno()
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fd_err = process.stderr.fileno()
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fl_out = fcntl.fcntl(fd_out, fcntl.F_GETFL)
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fl_err = fcntl.fcntl(fd_err, fcntl.F_GETFL)
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fcntl.fcntl(fd_out, fcntl.F_SETFL, fl_out | os.O_NONBLOCK)
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fcntl.fcntl(fd_err, fcntl.F_SETFL, fl_err | os.O_NONBLOCK)
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try:
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out_line = process.stdout.readline()
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if out_line:
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print(f"📊 {out_line.strip()}", flush=True)
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logger.info(f"📊 {out_line.strip()}")
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except BaseException:
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pass
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try:
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err_line = process.stderr.readline()
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if err_line:
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if any(
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keyword in err_line
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for keyword in [
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"%",
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"bytes/sec",
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"to-check=",
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"xfr#",
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]
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):
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print(f"⚡ {err_line.strip()}", flush=True)
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logger.info(f"⚡ {err_line.strip()}")
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else:
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print(f"📋 {err_line.strip()}", flush=True)
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logger.info(f"📋 {err_line.strip()}")
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except BaseException:
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pass
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except ImportError:
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# If fcntl not available, just continue
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print(
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"📊 Progress display limited - continuing copy...",
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flush=True,
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)
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logger.info("📊 Progress display limited - continuing copy...")
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break
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copy_result_code = process.wait()
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end_time = time.time()
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copy_time = end_time - start_time
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if copy_result_code == 0:
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logger.info(
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f"✅ Template disk copied successfully in {
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copy_time:.1f} seconds"
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)
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logger.info(f"🎯 New VM disk created: {target_disk}")
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# Verify the copy by checking file size
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verify_result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'ls -lh {target_disk}'",
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shell=True,
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capture_output=True,
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text=True,
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)
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if verify_result.returncode == 0:
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file_info = verify_result.stdout.strip().split()
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if len(file_info) >= 5:
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copied_size = file_info[4]
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logger.info(f"📋 Copied disk size: {copied_size}")
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return True
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else:
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logger.error(
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f"❌ Failed to copy template disk (exit code: {copy_result_code})"
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)
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logger.error("Check Unraid server disk space and permissions")
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return False
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except Exception as e:
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logger.error(f"Error copying template disk: {e}")
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return False
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def prepare_vm_from_template(
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self, target_vm_name: str, vm_memory: int, vm_vcpus: int, vm_ip: str
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) -> bool:
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"""Complete template-based VM preparation."""
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try:
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logger.info(f"Preparing VM '{target_vm_name}' from template...")
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# Step 1: Copy template disk
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if not self.copy_template_disk(target_vm_name):
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return False
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logger.info(f"VM '{target_vm_name}' prepared successfully from template")
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logger.info("The VM disk is ready with Ubuntu pre-installed")
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logger.info("You can now create the VM configuration and start it")
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return True
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except Exception as e:
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logger.error(f"Error preparing VM from template: {e}")
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return False
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def update_template(self) -> bool:
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"""Update the template VM with latest changes."""
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try:
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logger.info("Updating template VM...")
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logger.info("Note: This should be done manually by:")
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logger.info("1. Starting the template VM")
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logger.info("2. Updating Ubuntu packages")
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logger.info("3. Updating ThrillWiki dependencies")
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logger.info("4. Stopping the template VM")
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logger.info("5. The disk will automatically be the new template")
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# Check template VM status
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template_status = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'virsh domstate {self.template_vm_name}'",
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shell=True,
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capture_output=True,
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text=True,
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)
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if template_status.returncode == 0:
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status = template_status.stdout.strip()
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logger.info(
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f"Template VM '{
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self.template_vm_name}' status: {status}"
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)
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if status == "running":
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logger.warning("Template VM is currently running!")
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logger.warning("Stop the template VM when updates are complete")
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logger.warning("Running VMs should not be used as templates")
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return False
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elif status in ["shut off", "shutoff"]:
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logger.info(
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"Template VM is properly stopped and ready to use as template"
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)
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return True
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else:
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logger.warning(f"Template VM in unexpected state: {status}")
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return False
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else:
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logger.error("Could not check template VM status")
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return False
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except Exception as e:
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logger.error(f"Error updating template: {e}")
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return False
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def list_template_instances(self) -> list:
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"""List all VMs that were created from the template."""
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try:
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# Get all domains
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result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'virsh list --all --name'",
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shell=True,
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capture_output=True,
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text=True,
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)
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if result.returncode != 0:
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logger.error("Failed to list VMs")
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return []
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all_vms = result.stdout.strip().split("\n")
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# Filter for thrillwiki VMs (excluding template)
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template_instances = []
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for vm in all_vms:
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vm = vm.strip()
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if vm and "thrillwiki" in vm.lower() and vm != self.template_vm_name:
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# Get VM status
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status_result = subprocess.run(
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f"ssh {self.unraid_user}@{self.unraid_host} 'virsh domstate {vm}'",
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shell=True,
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capture_output=True,
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text=True,
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)
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status = (
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status_result.stdout.strip()
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if status_result.returncode == 0
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else "unknown"
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)
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template_instances.append({"name": vm, "status": status})
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return template_instances
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except Exception as e:
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logger.error(f"Error listing template instances: {e}")
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return []
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def main():
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"""Main entry point for template manager."""
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import argparse
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parser = argparse.ArgumentParser(
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description="ThrillWiki Template VM Manager",
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epilog="""
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Examples:
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python template_manager.py info # Show template info
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python template_manager.py copy my-vm # Copy template to new VM
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python template_manager.py list # List template instances
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python template_manager.py update # Update template VM
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""",
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formatter_class=argparse.RawDescriptionHelpFormatter,
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)
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parser.add_argument(
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"action",
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choices=["info", "copy", "list", "update", "check"],
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help="Action to perform",
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)
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parser.add_argument("vm_name", nargs="?", help="VM name (required for copy action)")
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args = parser.parse_args()
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# Get Unraid connection details from environment
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unraid_host = os.environ.get("UNRAID_HOST")
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unraid_user = os.environ.get("UNRAID_USER", "root")
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if not unraid_host:
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logger.error("UNRAID_HOST environment variable is required")
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sys.exit(1)
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# Create template manager
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template_manager = TemplateVMManager(unraid_host, unraid_user)
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# Authenticate
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if not template_manager.authenticate():
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logger.error("Failed to connect to Unraid server")
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sys.exit(1)
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if args.action == "info":
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logger.info("📋 Template VM Information")
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info = template_manager.get_template_info()
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if info:
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print(f"Template Path: {info['template_path']}")
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print(f"Virtual Size: {info['virtual_size']}")
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print(f"File Size: {info['file_size']}")
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print(f"Last Modified: {info['last_modified']}")
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else:
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print("❌ Failed to get template information")
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sys.exit(1)
|
|
|
|
elif args.action == "check":
|
|
if template_manager.check_template_exists():
|
|
logger.info("✅ Template VM disk exists and is ready to use")
|
|
sys.exit(0)
|
|
else:
|
|
logger.error("❌ Template VM disk not found")
|
|
sys.exit(1)
|
|
|
|
elif args.action == "copy":
|
|
if not args.vm_name:
|
|
logger.error("VM name is required for copy action")
|
|
sys.exit(1)
|
|
|
|
success = template_manager.copy_template_disk(args.vm_name)
|
|
sys.exit(0 if success else 1)
|
|
|
|
elif args.action == "list":
|
|
logger.info("📋 Template-based VM Instances")
|
|
instances = template_manager.list_template_instances()
|
|
if instances:
|
|
for instance in instances:
|
|
status_emoji = (
|
|
"🟢"
|
|
if instance["status"] == "running"
|
|
else "🔴" if instance["status"] == "shut off" else "🟡"
|
|
)
|
|
print(
|
|
f"{status_emoji} {
|
|
instance['name']} ({
|
|
instance['status']})"
|
|
)
|
|
else:
|
|
print("No template instances found")
|
|
|
|
elif args.action == "update":
|
|
success = template_manager.update_template()
|
|
sys.exit(0 if success else 1)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
# Setup logging
|
|
logging.basicConfig(
|
|
level=logging.INFO,
|
|
format="%(asctime)s - %(levelname)s - %(message)s",
|
|
handlers=[logging.StreamHandler()],
|
|
)
|
|
|
|
main()
|