chore: add backup script

2026-06-14 22:49:58 +02:00
parent 84f84e8d63
commit d552798934
1 changed files with 141 additions and 0 deletions
@@ -0,0 +1,141 @@
+#!/usr/bin/env python3
+"""
+Script de dump PostgreSQL + upload vers MinIO
+SDK officiel MinIO + contournement certificat auto-signe
+"""
+
+import os
+import ssl
+import subprocess
+import sys
+from pathlib import Path
+
+import urllib3
+
+# Configuration PostgreSQL
+PG_VERSION = "16"
+DB_HOST = "localhost"
+DB_PORT = 5432
+DB_NAME = "gestion_commande_db"
+DB_USER = "admin_gestion_commande_db"
+DB_PASSWORD = "1SWDxH20rV7K2Uc2PNlwCaCxfVZEtKomF0CK9OMh"
+
+# Configuration MinIO
+MINIO_ENDPOINT = "10.0.0.4:9000"
+MINIO_ACCESS_KEY = "admin"
+MINIO_SECRET_KEY = "admin@12345"
+MINIO_BUCKET = "backup-db-prod-mln"
+MINIO_OBJECT = f"postgresql/{DB_NAME}.dump"
+MINIO_SECURE = False  # HTTPS
+
+# Fichier local temporaire
+OUTPUT_DIR = Path("./dumps")
+OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
+DUMP_FILE = OUTPUT_DIR / f"{DB_NAME}.dump"
+
+
+def find_pg_dump() -> str:
+    candidates = [
+        f"/usr/lib/postgresql/{PG_VERSION}/bin/pg_dump",
+        f"/usr/pgsql-{PG_VERSION}/bin/pg_dump",
+        "/usr/bin/pg_dump",
+        "/usr/local/bin/pg_dump",
+    ]
+    for path in candidates:
+        if Path(path).exists():
+            return path
+    result = subprocess.run(["which", "pg_dump"], capture_output=True, text=True)
+    if result.returncode == 0:
+        return result.stdout.strip()
+    sys.exit("pg_dump introuvable.")
+
+
+def run_dump(pg_dump: str) -> None:
+    env = os.environ.copy()
+    env["PGPASSWORD"] = DB_PASSWORD
+
+    cmd = [
+        pg_dump,
+        "--host",
+        DB_HOST,
+        "--port",
+        str(DB_PORT),
+        "--username",
+        DB_USER,
+        "--dbname",
+        DB_NAME,
+        "--format",
+        "custom",
+        "--compress",
+        "9",
+        "--verbose",
+        "--file",
+        str(DUMP_FILE),
+    ]
+
+    print(f"[1/2] Dump -> {DUMP_FILE}")
+    result = subprocess.run(cmd, env=env, capture_output=True, text=True)
+    if result.stderr:
+        print(result.stderr)
+    if result.returncode != 0:
+        sys.exit(f"Echec du dump (code {result.returncode})")
+
+    size_mb = DUMP_FILE.stat().st_size / 1024 / 1024
+    print(f"      OK ({size_mb:.2f} Mo)")
+
+
+def upload_to_minio() -> None:
+    from minio import Minio
+
+    print(f"[2/2] Upload -> {MINIO_ENDPOINT}/{MINIO_BUCKET}/{MINIO_OBJECT}")
+
+    # Contexte SSL qui accepte les certificats auto-signes
+    ssl_ctx = ssl.create_default_context()
+    ssl_ctx.check_hostname = False
+    ssl_ctx.verify_mode = ssl.CERT_NONE
+
+    urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
+    http_client = urllib3.PoolManager(
+        ssl_context=ssl_ctx,
+        cert_reqs="CERT_NONE",
+    )
+
+    client = Minio(
+        MINIO_ENDPOINT,
+        access_key=MINIO_ACCESS_KEY,
+        secret_key=MINIO_SECRET_KEY,
+        secure=MINIO_SECURE,
+        http_client=http_client,
+    )
+
+    if not client.bucket_exists(MINIO_BUCKET):
+        client.make_bucket(MINIO_BUCKET)
+        print(f"      Bucket '{MINIO_BUCKET}' cree.")
+
+    client.fput_object(
+        bucket_name=MINIO_BUCKET,
+        object_name=MINIO_OBJECT,
+        file_path=str(DUMP_FILE),
+        content_type="application/octet-stream",
+    )
+
+    print(f"      OK : s3://{MINIO_BUCKET}/{MINIO_OBJECT}")
+
+    DUMP_FILE.unlink()
+    print(f"      Fichier local supprime.")
+
+
+if __name__ == "__main__":
+    try:
+        from minio import Minio  # noqa
+    except ImportError:
+        sys.exit("SDK MinIO manquant : pip install minio")
+
+    pg_dump_bin = find_pg_dump()
+    print(f"pg_dump : {pg_dump_bin}\n")
+
+    run_dump(pg_dump_bin)
+    upload_to_minio()
+
+    print("\nBackup termine avec succes !")
+    print(f"  s3://{MINIO_BUCKET}/{MINIO_OBJECT}")