Add Docker application manager script for Debian VPS
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jeanotx32
253
manage_vps.py
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253
manage_vps.py
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#!/usr/bin/env python3
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"""
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Gestionnaire d'applications Docker sur VPS Debian.
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Autodétecte les applications sous /home/*/docker-compose.yml
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"""
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import os
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import subprocess
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import sys
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from pathlib import Path
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APPS_BASE_DIR = "/home"
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COMPOSE_FILES = ["docker-compose.yml", "docker-compose.yaml"]
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def find_docker_apps() -> list[dict]:
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"""Détecte les applications Docker sous /home/[nom_app]/."""
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apps = []
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base = Path(APPS_BASE_DIR)
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for entry in sorted(base.iterdir()):
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if not entry.is_dir():
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continue
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for compose_file in COMPOSE_FILES:
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compose_path = entry / compose_file
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if compose_path.exists():
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apps.append({
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"name": entry.name,
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"path": str(entry),
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"compose_file": str(compose_path),
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})
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break
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return apps
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def get_running_containers(app: dict) -> list[str]:
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"""Retourne les noms des conteneurs en cours d'exécution pour une app."""
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try:
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result = subprocess.run(
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["docker", "compose", "-f", app["compose_file"], "ps", "--services", "--filter", "status=running"],
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capture_output=True,
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text=True,
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cwd=app["path"],
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)
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services = [s.strip() for s in result.stdout.splitlines() if s.strip()]
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return services
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except FileNotFoundError:
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return []
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def get_container_id(app: dict, service: str) -> str | None:
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"""Retourne l'ID du conteneur Docker pour un service donné."""
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try:
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result = subprocess.run(
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["docker", "compose", "-f", app["compose_file"], "ps", "-q", service],
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capture_output=True,
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text=True,
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cwd=app["path"],
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)
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container_id = result.stdout.strip()
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return container_id if container_id else None
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except FileNotFoundError:
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return None
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def print_separator():
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print("-" * 50)
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def print_header():
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print("=" * 50)
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print(" Gestionnaire Docker VPS")
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print("=" * 50)
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def select_from_list(items: list[str], prompt: str) -> int | None:
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"""Affiche une liste numérotée et retourne l'index choisi, ou None si annulé."""
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for i, item in enumerate(items, 1):
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print(f" [{i}] {item}")
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print(" [0] Retour")
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print()
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while True:
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try:
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choice = input(f"{prompt}: ").strip()
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if choice == "0":
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return None
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idx = int(choice) - 1
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if 0 <= idx < len(items):
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return idx
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print(f" Choix invalide (1-{len(items)} ou 0 pour retour).")
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except (ValueError, EOFError):
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print(" Entrée invalide.")
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def action_bash(app: dict, service: str):
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"""Ouvre un shell bash interactif dans le conteneur."""
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container_id = get_container_id(app, service)
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if not container_id:
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print(f" Conteneur '{service}' introuvable ou arrêté.")
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input(" Appuyez sur Entrée pour continuer...")
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return
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print(f"\n Connexion bash → {app['name']} / {service}")
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print(" (tapez 'exit' pour revenir au menu)\n")
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subprocess.run(["docker", "exec", "-it", container_id, "bash"])
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def action_logs(app: dict, service: str):
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"""Affiche les logs du conteneur (100 dernières lignes, avec suivi)."""
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container_id = get_container_id(app, service)
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if not container_id:
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print(f" Conteneur '{service}' introuvable ou arrêté.")
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input(" Appuyez sur Entrée pour continuer...")
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return
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print(f"\n Logs → {app['name']} / {service}")
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print(" (Ctrl+C pour arrêter le suivi)\n")
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try:
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subprocess.run(["docker", "logs", "--tail", "100", "-f", container_id])
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except KeyboardInterrupt:
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print("\n Suivi des logs interrompu.")
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def action_update(app: dict):
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"""Met à jour l'application avec docker compose pull puis up -d."""
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print(f"\n Mise à jour de '{app['name']}'...")
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print_separator()
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print(" → docker compose pull")
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result_pull = subprocess.run(
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["docker", "compose", "-f", app["compose_file"], "pull"],
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cwd=app["path"],
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)
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if result_pull.returncode != 0:
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print(" Erreur lors du pull.")
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input(" Appuyez sur Entrée pour continuer...")
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return
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print("\n → docker compose up -d")
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result_up = subprocess.run(
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["docker", "compose", "-f", app["compose_file"], "up", "-d"],
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cwd=app["path"],
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)
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if result_up.returncode == 0:
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print("\n Mise à jour terminée avec succès.")
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else:
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print("\n Erreur lors du redémarrage des conteneurs.")
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input("\n Appuyez sur Entrée pour continuer...")
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def app_menu(app: dict):
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"""Menu des actions disponibles pour une application."""
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while True:
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os.system("clear")
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print_header()
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print(f" Application : {app['name']}")
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print(f" Répertoire : {app['path']}")
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print_separator()
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running = get_running_containers(app)
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if running:
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print(f" Services actifs : {', '.join(running)}")
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else:
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print(" Aucun service actif détecté.")
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print()
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print(" [1] Ouvrir un shell bash dans un conteneur")
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print(" [2] Voir les logs d'un conteneur")
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print(" [3] Mettre à jour (docker compose pull + up -d)")
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print(" [0] Retour")
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print()
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choice = input(" Votre choix : ").strip()
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if choice == "0":
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break
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elif choice in ("1", "2"):
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os.system("clear")
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print_header()
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label = "shell bash" if choice == "1" else "logs"
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print(f" Choisir le service ({label}) :")
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print_separator()
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all_services = get_all_services(app)
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if not all_services:
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print(" Aucun service trouvé dans le compose.")
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input(" Appuyez sur Entrée pour continuer...")
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continue
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idx = select_from_list(all_services, " Service")
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if idx is None:
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continue
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service = all_services[idx]
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if choice == "1":
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action_bash(app, service)
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else:
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action_logs(app, service)
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elif choice == "3":
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action_update(app)
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else:
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print(" Choix invalide.")
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def get_all_services(app: dict) -> list[str]:
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"""Retourne tous les services définis dans le docker-compose (actifs ou non)."""
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try:
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result = subprocess.run(
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["docker", "compose", "-f", app["compose_file"], "config", "--services"],
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capture_output=True,
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text=True,
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cwd=app["path"],
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)
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services = [s.strip() for s in result.stdout.splitlines() if s.strip()]
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return services
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except FileNotFoundError:
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return []
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def main():
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if os.geteuid() != 0:
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print("Attention : ce script nécessite des droits root pour interagir avec Docker.")
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print("Relancez avec : sudo python3 manage_vps.py\n")
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while True:
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os.system("clear")
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print_header()
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apps = find_docker_apps()
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if not apps:
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print(f" Aucune application Docker trouvée sous {APPS_BASE_DIR}/")
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print(" (recherche de docker-compose.yml dans chaque sous-dossier)")
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sys.exit(0)
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print(f" {len(apps)} application(s) détectée(s) :\n")
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app_names = [a["name"] for a in apps]
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idx = select_from_list(app_names, " Choisir une application")
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if idx is None:
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print("\n Au revoir !")
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sys.exit(0)
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app_menu(apps[idx])
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if __name__ == "__main__":
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main()
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