Feature 10958: Audit Logs for OSM

[osm/NBI.git] / osm_nbi / authconn_internal.py

diff --git a/osm_nbi/authconn_internal.py b/osm_nbi/authconn_internal.py
index e342150..3f495d8 100644 (file)
--- a/osm_nbi/authconn_internal.py
+++ b/osm_nbi/authconn_internal.py
@@ -33,9 +33,14 @@ __date__ = "$06-jun-2019 11:16:08$"
 import logging
 import re
 
-from osm_nbi.authconn import Authconn, AuthException  # , AuthconnOperationException
+from osm_nbi.authconn import (
+    Authconn,
+    AuthException,
+    AuthconnConflictException,
+)  # , AuthconnOperationException
 from osm_common.dbbase import DbException
 from osm_nbi.base_topic import BaseTopic
+from osm_nbi.utils import cef_event, cef_event_builder
 from osm_nbi.validation import is_valid_uuid
 from time import time, sleep
 from http import HTTPStatus
@@ -64,6 +69,7 @@ class AuthconnInternal(Authconn):
 
         # To be Confirmed
         self.sess = None
+        self.cef_logger = cef_event_builder(config)
 
     def validate_token(self, token):
         """
@@ -189,6 +195,18 @@ class AuthconnInternal(Authconn):
         if user:
             user_content = self.validate_user(user, password)
             if not user_content:
+                cef_event(
+                    self.cef_logger,
+                    {
+                        "name": "User login",
+                        "sourceUserName": user,
+                        "message": "Invalid username/password Project={} Outcome=Failure".format(
+                            project
+                        ),
+                        "severity": "3",
+                    },
+                )
+                self.logger.exception("{}".format(self.cef_logger))
                 raise AuthException(
                     "Invalid username/password", http_code=HTTPStatus.UNAUTHORIZED
                 )
@@ -352,6 +370,11 @@ class AuthconnInternal(Authconn):
         BaseTopic.format_on_new(user_info, make_public=False)
         salt = uuid4().hex
         user_info["_admin"]["salt"] = salt
+        present = time()
+        if not user_info["username"] == "admin":
+            if self.config.get("pwd_expiry_check"):
+                user_info["_admin"]["modified_time"] = present
+                user_info["_admin"]["expire_time"] = present
         if "password" in user_info:
             user_info["password"] = sha256(
                 user_info["password"].encode("utf-8") + salt.encode("utf-8")
@@ -369,9 +392,19 @@ class AuthconnInternal(Authconn):
         :param user_info: user info modifications
         """
         uid = user_info["_id"]
+        old_pwd = user_info.get("old_password")
         user_data = self.db.get_one(
             self.users_collection, {BaseTopic.id_field("users", uid): uid}
         )
+        if old_pwd:
+            salt = user_data["_admin"]["salt"]
+            shadow_password = sha256(
+                old_pwd.encode("utf-8") + salt.encode("utf-8")
+            ).hexdigest()
+            if shadow_password != user_data["password"]:
+                raise AuthconnConflictException(
+                    "Incorrect password", http_code=HTTPStatus.CONFLICT
+                )
         BaseTopic.format_on_edit(user_data, user_info)
         # User Name
         usnm = user_info.get("username")
@@ -382,6 +415,16 @@ class AuthconnInternal(Authconn):
         if pswd and (
             len(pswd) != 64 or not re.match("[a-fA-F0-9]*", pswd)
         ):  # TODO: Improve check?
+            cef_event(
+                self.cef_logger,
+                {
+                    "name": "Change Password",
+                    "sourceUserName": user_data["username"],
+                    "message": "Changing Password for user, Outcome=Success",
+                    "severity": "2",
+                },
+            )
+            self.logger.info("{}".format(self.cef_logger))
             salt = uuid4().hex
             if "_admin" not in user_data:
                 user_data["_admin"] = {}
@@ -389,6 +432,13 @@ class AuthconnInternal(Authconn):
             user_data["password"] = sha256(
                 pswd.encode("utf-8") + salt.encode("utf-8")
             ).hexdigest()
+            if not user_data["username"] == "admin":
+                if self.config.get("pwd_expiry_check"):
+                    present = time()
+                    if self.config.get("days"):
+                        expire = present + 86400 * self.config.get("days")
+                        user_data["_admin"]["modified_time"] = present
+                        user_data["_admin"]["expire_time"] = expire
         # Project-Role Mappings
         # TODO: Check that user_info NEVER includes "project_role_mappings"
         if "project_role_mappings" not in user_data: