From 6846a4c98a793e74ae17b47f04a0ff8b210aeb24 Mon Sep 17 00:00:00 2001
From: zhaoqingang <zhaoqg0118@163.com>
Date: 星期二, 01 四月 2025 16:52:51 +0800
Subject: [PATCH] 授权license

---
 app/service/system.py |   51 +++++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 45 insertions(+), 6 deletions(-)

diff --git a/app/service/system.py b/app/service/system.py
index 4df1e03..086fbae 100644
--- a/app/service/system.py
+++ b/app/service/system.py
@@ -1,15 +1,20 @@
 import os
 import shutil
 import uuid
-from datetime import datetime
-
 import yaml
-from fastapi import UploadFile
 
+from datetime import datetime
+from fastapi import UploadFile
 from Log import logger
-from app.api import pwd_context
-from app.config.const import SYSTEM_ID, ENV_CONF_PATH, APP_STATIC_PATH
+from app.config.const import SYSTEM_ID, ENV_CONF_PATH, APP_STATIC_PATH, APP_SERVICE_PATH, SYSTEM_STATUS_ON
 from app.models.system import SystemDataModel
+from cryptography.hazmat.primitives import serialization
+from cryptography.hazmat.primitives.asymmetric import padding
+from cryptography.hazmat.primitives import hashes
+import base64
+import json
+
+from app.utils.common import get_machine_id
 
 
 async def services_get_system_data(db):
@@ -18,7 +23,7 @@
         with open(os.path.join(ENV_CONF_PATH, "system.yaml"), 'r', encoding='utf-8') as file:
             # 鍔犺浇JSON鏁版嵁
             config = yaml.safe_load(file)
-            system = SystemDataModel(id=SYSTEM_ID, title=config["smart_system"]["title"], desc=config["smart_system"]["desc"])
+            system = SystemDataModel(id=SYSTEM_ID, title=config["smart_system"]["title"], desc=config["smart_system"]["desc"], version=config["smart_system"]["version"])
             db.add(system)
             db.commit()
             db.refresh(system)
@@ -53,3 +58,37 @@
     except Exception as e:
         logger.error(f"淇濆瓨澶辫触: {str(e)}")
         return ""
+
+
+async def services_update_system_license(db, license_code):
+    try:
+        with open(os.path.join(APP_SERVICE_PATH, "pom/public_key.pem"), "rb") as f:
+            public_key = serialization.load_pem_public_key(f.read())
+        license_data, signature = base64.b64decode(license_code).split(b"-----", 1)
+        # print(license_data)
+        public_key.verify(
+            signature,
+            license_data,
+            padding.PSS(
+                mgf=padding.MGF1(hashes.SHA256()),
+                salt_length=padding.PSS.MAX_LENGTH
+            ),
+            hashes.SHA256()
+        )
+        license_dict = json.loads(license_data.decode('utf-8'))
+        # print(license_dict)
+        expiration_date = datetime.fromisoformat(license_dict['expiration_date'])
+        if expiration_date < datetime.now():
+            return "鎺堟潈鐮佸凡杩囨湡"
+        system = db.query(SystemDataModel).filter_by(id=SYSTEM_ID).first()
+        if license_dict['machine_id'] != get_machine_id() or system.machine_id != license_dict['machine_id']:
+            return "鎺堟潈鐮佹棤鏁�"
+        system.license_code = license_code
+        system.expired_at = expiration_date
+        system.status = SYSTEM_STATUS_ON
+        system.updated_at = datetime.now()
+        # db.query(SystemDataModel).filter_by(id=SYSTEM_ID).update({"license_code": license_code, "expired_at": expiration_date, "status": 1, "updated_at": datetime.now()})
+        db.commit()
+        return ""
+    except Exception as e:
+        return f"楠岃瘉澶辫触: {str(e)}"

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