Modify code organization

cmdb-api/api/lib/perm/auth.py

@@ -0,0 +1,104 @@
+# -*- coding:utf-8 -*- 
+
+
+from __future__ import unicode_literals
+
+from functools import wraps
+
+import jwt
+from flask import abort
+from flask import current_app
+from flask import g
+from flask import request
+from flask import session
+from flask_login import login_user
+
+from api.models.acl import User
+from api.lib.perm.acl.cache import UserCache
+
+
+def _auth_with_key():
+    key = request.values.get('_key')
+    secret = request.values.get('_secret')
+    path = request.path
+    keys = sorted(request.values.keys())
+    req_args = [request.values[k] for k in keys if k not in ("_key", "_secret")]
+    user, authenticated = User.query.authenticate_with_key(key, secret, req_args, path)
+    if user and authenticated:
+        login_user(user)
+        return True
+    return False
+
+
+def _auth_with_session():
+    if isinstance(getattr(g, 'user', None), User):
+        login_user(g.user)
+        return True
+    if "acl" in session and "userName" in (session["acl"] or {}):
+        login_user(UserCache.get(session["acl"]["userName"]))
+        return True
+    return False
+
+
+def _auth_with_token():
+    auth_headers = request.headers.get('Access-Token', '').strip()
+    if not auth_headers:
+        return False
+
+    try:
+        token = auth_headers
+        data = jwt.decode(token, current_app.config['SECRET_KEY'])
+        user = User.query.filter_by(email=data['sub']).first()
+        if not user:
+            return False
+
+        login_user(user)
+        return True
+    except jwt.ExpiredSignatureError:
+        return False
+    except (jwt.InvalidTokenError, Exception):
+        return False
+
+
+def _auth_with_ip_white_list():
+    ip = request.remote_addr
+    key = request.values.get('_key')
+    secret = request.values.get('_secret')
+
+    if not key and not secret and ip.strip() in current_app.config.get("WHITE_LIST", []):  # TODO
+        user = UserCache.get("worker")
+        login_user(user)
+        return True
+    return False
+
+
+def auth_required(func):
+    if request.json is not None:
+        setattr(request, 'values', request.json)
+    else:
+        setattr(request, 'values', request.values.to_dict())
+
+    current_app.logger.debug(request.values)
+
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+
+        if not getattr(func, 'authenticated', True):
+            return func(*args, **kwargs)
+
+        if _auth_with_session() or _auth_with_key() or _auth_with_token() or _auth_with_ip_white_list():
+            return func(*args, **kwargs)
+
+        abort(401)
+
+    return wrapper
+
+
+def auth_abandoned(func):
+    setattr(func, "authenticated", False)
+
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        return func(*args, **kwargs)
+
+    return wrapper