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authorreivilibre <38398653+reivilibre@users.noreply.github.com>2019-08-28 09:44:22 +0100
committerGitHub <noreply@github.com>2019-08-28 09:44:22 +0100
commita3f06356860de1ff727a8df1f38ea4afd5d70bd5 (patch)
tree9894346894a293b4214fc723890af1593eb18c5f
parentTypographical corrections in docker/README (#5921) (diff)
parentDocument GET method for retrieving admin bit of user in admin API (diff)
downloadsynapse-a3f06356860de1ff727a8df1f38ea4afd5d70bd5.tar.xz
Merge pull request #5914 from matrix-org/rei/admin_getadmin
Add GET method to admin API /users/@user:dom/admin
-rw-r--r--changelog.d/5914.feature1
-rw-r--r--docs/admin_api/user_admin_api.rst19
-rw-r--r--synapse/handlers/admin.py9
-rw-r--r--synapse/rest/admin/__init__.py2
-rw-r--r--synapse/rest/admin/users.py40
5 files changed, 62 insertions, 9 deletions
diff --git a/changelog.d/5914.feature b/changelog.d/5914.feature
new file mode 100644
index 0000000000..85c7bf5963
--- /dev/null
+++ b/changelog.d/5914.feature
@@ -0,0 +1 @@
+Add admin API endpoint for getting whether or not a user is a server administrator.
diff --git a/docs/admin_api/user_admin_api.rst b/docs/admin_api/user_admin_api.rst
index 6ee5080eed..d0871f9438 100644
--- a/docs/admin_api/user_admin_api.rst
+++ b/docs/admin_api/user_admin_api.rst
@@ -86,6 +86,25 @@ with a body of:
 including an ``access_token`` of a server admin.
 
 
+Get whether a user is a server administrator or not
+===================================================
+
+
+The api is::
+
+    GET /_synapse/admin/v1/users/<user_id>/admin
+
+including an ``access_token`` of a server admin.
+
+A response body like the following is returned:
+
+.. code:: json
+
+    {
+        "admin": true
+    }
+
+
 Change whether a user is a server administrator or not
 ======================================================
 
diff --git a/synapse/handlers/admin.py b/synapse/handlers/admin.py
index d30a68b650..1a87b58838 100644
--- a/synapse/handlers/admin.py
+++ b/synapse/handlers/admin.py
@@ -94,6 +94,15 @@ class AdminHandler(BaseHandler):
 
         return ret
 
+    def get_user_server_admin(self, user):
+        """
+        Get the admin bit on a user.
+
+        Args:
+            user_id (UserID): the (necessarily local) user to manipulate
+        """
+        return self.store.is_server_admin(user)
+
     def set_user_server_admin(self, user, admin):
         """
         Set the admin bit on a user.
diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py
index 9ab1c2c9e0..fa91cc8dee 100644
--- a/synapse/rest/admin/__init__.py
+++ b/synapse/rest/admin/__init__.py
@@ -52,7 +52,7 @@ logger = logging.getLogger(__name__)
 
 
 class UsersRestServlet(RestServlet):
-    PATTERNS = historical_admin_path_patterns("/users/(?P<user_id>[^/]*)")
+    PATTERNS = historical_admin_path_patterns("/users/(?P<user_id>[^/]*)$")
 
     def __init__(self, hs):
         self.hs = hs
diff --git a/synapse/rest/admin/users.py b/synapse/rest/admin/users.py
index b0fddb6898..5364117420 100644
--- a/synapse/rest/admin/users.py
+++ b/synapse/rest/admin/users.py
@@ -22,24 +22,34 @@ from synapse.http.servlet import (
     assert_params_in_dict,
     parse_json_object_from_request,
 )
-from synapse.rest.admin import assert_requester_is_admin
+from synapse.rest.admin import assert_requester_is_admin, assert_user_is_admin
 from synapse.types import UserID
 
 
 class UserAdminServlet(RestServlet):
     """
-    Set whether or not a user is a server administrator.
+    Get or set whether or not a user is a server administrator.
 
     Note that only local users can be server administrators, and that an
     administrator may not demote themselves.
 
     Only server administrators can use this API.
 
-    Example:
-        PUT /_synapse/admin/v1/users/@reivilibre:librepush.net/admin
-        {
-            "admin": true
-        }
+    Examples:
+        * Get
+            GET /_synapse/admin/v1/users/@nonadmin:example.com/admin
+            response on success:
+                {
+                    "admin": false
+                }
+        * Set
+            PUT /_synapse/admin/v1/users/@reivilibre:librepush.net/admin
+            request body:
+                {
+                    "admin": true
+                }
+            response on success:
+                {}
     """
 
     PATTERNS = (re.compile("^/_synapse/admin/v1/users/(?P<user_id>@[^/]*)/admin$"),)
@@ -50,9 +60,23 @@ class UserAdminServlet(RestServlet):
         self.handlers = hs.get_handlers()
 
     @defer.inlineCallbacks
-    def on_PUT(self, request, user_id):
+    def on_GET(self, request, user_id):
         yield assert_requester_is_admin(self.auth, request)
+
+        target_user = UserID.from_string(user_id)
+
+        if not self.hs.is_mine(target_user):
+            raise SynapseError(400, "Only local users can be admins of this homeserver")
+
+        is_admin = yield self.handlers.admin_handler.get_user_server_admin(target_user)
+        is_admin = bool(is_admin)
+
+        return (200, {"admin": is_admin})
+
+    @defer.inlineCallbacks
+    def on_PUT(self, request, user_id):
         requester = yield self.auth.get_user_by_req(request)
+        yield assert_user_is_admin(self.auth, requester.user)
         auth_user = requester.user
 
         target_user = UserID.from_string(user_id)