admin: user unlock API

crates/handlers/src/admin/v1/mod.rs

@@ -49,4 +49,8 @@ where
             "/users/:id/deactivate",
             post_with(self::users::deactivate, self::users::deactivate_doc),
         )
+        .api_route(
+            "/users/:id/unlock",
+            post_with(self::users::unlock, self::users::unlock_doc),
+        )
 }

crates/handlers/src/admin/v1/users/mod.rs

@@ -17,11 +17,13 @@ mod by_username;
 mod deactivate;
 mod get;
 mod list;
+mod unlock;
 
 pub use self::{
     add::{doc as add_doc, handler as add},
     by_username::{doc as by_username_doc, handler as by_username},
     deactivate::{doc as deactivate_doc, handler as deactivate},
     get::{doc as get_doc, handler as get},
     list::{doc as list_doc, handler as list},
+    unlock::{doc as unlock_doc, handler as unlock},
 };

crates/handlers/src/admin/v1/users/unlock.rs

@@ -0,0 +1,218 @@
+// Copyright 2024 The Matrix.org Foundation C.I.C.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use aide::{transform::TransformOperation, OperationIo};
+use axum::{extract::State, response::IntoResponse, Json};
+use hyper::StatusCode;
+use mas_matrix::BoxHomeserverConnection;
+use ulid::Ulid;
+
+use crate::{
+    admin::{
+        call_context::CallContext,
+        model::{Resource, User},
+        params::UlidPathParam,
+        response::{ErrorResponse, SingleResponse},
+    },
+    impl_from_error_for_route,
+};
+
+#[derive(Debug, thiserror::Error, OperationIo)]
+#[aide(output_with = "Json<ErrorResponse>")]
+pub enum RouteError {
+    #[error(transparent)]
+    Internal(Box<dyn std::error::Error + Send + Sync + 'static>),
+
+    #[error(transparent)]
+    Homeserver(anyhow::Error),
+
+    #[error("User ID {0} not found")]
+    NotFound(Ulid),
+}
+
+impl_from_error_for_route!(mas_storage::RepositoryError);
+
+impl IntoResponse for RouteError {
+    fn into_response(self) -> axum::response::Response {
+        let error = ErrorResponse::from_error(&self);
+        let status = match self {
+            Self::Internal(_) | Self::Homeserver(_) => StatusCode::INTERNAL_SERVER_ERROR,
+            Self::NotFound(_) => StatusCode::NOT_FOUND,
+        };
+        (status, Json(error)).into_response()
+    }
+}
+
+pub fn doc(operation: TransformOperation) -> TransformOperation {
+    operation
+        .id("unlockUser")
+        .summary("Unlock a user")
+        .tag("user")
+        .response_with::<200, Json<SingleResponse<User>>, _>(|t| {
+            // In the samples, the third user is the one locked
+            let [sample, ..] = User::samples();
+            let id = sample.id();
+            let response = SingleResponse::new(sample, format!("/api/admin/v1/users/{id}/unlock"));
+            t.description("User was unlocked").example(response)
+        })
+        .response_with::<404, RouteError, _>(|t| {
+            let response = ErrorResponse::from_error(&RouteError::NotFound(Ulid::nil()));
+            t.description("User ID not found").example(response)
+        })
+}
+
+#[tracing::instrument(name = "handler.admin.v1.users.unlock", skip_all, err)]
+pub async fn handler(
+    CallContext { mut repo, .. }: CallContext,
+    State(homeserver): State<BoxHomeserverConnection>,
+    id: UlidPathParam,
+) -> Result<Json<SingleResponse<User>>, RouteError> {
+    let id = *id;
+    let user = repo
+        .user()
+        .lookup(id)
+        .await?
+        .ok_or(RouteError::NotFound(id))?;
+
+    // Call the homeserver synchronously to unlock the user
+    let mxid = homeserver.mxid(&user.username);
+    homeserver
+        .reactivate_user(&mxid)
+        .await
+        .map_err(RouteError::Homeserver)?;
+
+    // Now unlock the user in our database
+    let user = repo.user().unlock(user).await?;
+
+    repo.save().await?;
+
+    Ok(Json(SingleResponse::new(
+        User::from(user),
+        format!("/api/admin/v1/users/{id}/unlock"),
+    )))
+}
+
+#[cfg(test)]
+mod tests {
+    use hyper::{Request, StatusCode};
+    use mas_matrix::{HomeserverConnection, ProvisionRequest};
+    use mas_storage::{user::UserRepository, RepositoryAccess};
+    use sqlx::PgPool;
+
+    use crate::test_utils::{setup, RequestBuilderExt, ResponseExt, TestState};
+
+    #[sqlx::test(migrator = "mas_storage_pg::MIGRATOR")]
+    async fn test_unlock_user(pool: PgPool) {
+        setup();
+        let mut state = TestState::from_pool(pool).await.unwrap();
+        let token = state.token_with_scope("urn:mas:admin").await;
+
+        let mut repo = state.repository().await.unwrap();
+        let user = repo
+            .user()
+            .add(&mut state.rng(), &state.clock, "alice".to_owned())
+            .await
+            .unwrap();
+        let user = repo.user().lock(&state.clock, user).await.unwrap();
+        repo.save().await.unwrap();
+
+        // Also provision the user on the homeserver, because this endpoint will try to
+        // reactivate it
+        let mxid = state.homeserver_connection.mxid(&user.username);
+        state
+            .homeserver_connection
+            .provision_user(&ProvisionRequest::new(&mxid, &user.sub))
+            .await
+            .unwrap();
+
+        let request = Request::post(format!("/api/admin/v1/users/{}/unlock", user.id))
+            .bearer(&token)
+            .empty();
+        let response = state.request(request).await;
+        response.assert_status(StatusCode::OK);
+        let body: serde_json::Value = response.json();
+
+        assert_eq!(
+            body["data"]["attributes"]["locked_at"],
+            serde_json::json!(null)
+        );
+    }
+
+    #[sqlx::test(migrator = "mas_storage_pg::MIGRATOR")]
+    async fn test_unlock_deactivated_user(pool: PgPool) {
+        setup();
+        let mut state = TestState::from_pool(pool).await.unwrap();
+        let token = state.token_with_scope("urn:mas:admin").await;
+
+        let mut repo = state.repository().await.unwrap();
+        let user = repo
+            .user()
+            .add(&mut state.rng(), &state.clock, "alice".to_owned())
+            .await
+            .unwrap();
+        let user = repo.user().lock(&state.clock, user).await.unwrap();
+        repo.save().await.unwrap();
+
+        // Provision the user on the homeserver
+        let mxid = state.homeserver_connection.mxid(&user.username);
+        state
+            .homeserver_connection
+            .provision_user(&ProvisionRequest::new(&mxid, &user.sub))
+            .await
+            .unwrap();
+        // but then deactivate it
+        state
+            .homeserver_connection
+            .delete_user(&mxid, true)
+            .await
+            .unwrap();
+
+        // The user should be deactivated on the homeserver
+        let mx_user = state.homeserver_connection.query_user(&mxid).await.unwrap();
+        assert!(mx_user.deactivated);
+
+        let request = Request::post(format!("/api/admin/v1/users/{}/unlock", user.id))
+            .bearer(&token)
+            .empty();
+        let response = state.request(request).await;
+        response.assert_status(StatusCode::OK);
+        let body: serde_json::Value = response.json();
+
+        assert_eq!(
+            body["data"]["attributes"]["locked_at"],
+            serde_json::json!(null)
+        );
+        // The user should be reactivated on the homeserver
+        let mx_user = state.homeserver_connection.query_user(&mxid).await.unwrap();
+        assert!(!mx_user.deactivated);
+    }
+
+    #[sqlx::test(migrator = "mas_storage_pg::MIGRATOR")]
+    async fn test_lock_unknown_user(pool: PgPool) {
+        setup();
+        let mut state = TestState::from_pool(pool).await.unwrap();
+        let token = state.token_with_scope("urn:mas:admin").await;
+
+        let request = Request::post("/api/admin/v1/users/01040G2081040G2081040G2081/unlock")
+            .bearer(&token)
+            .empty();
+        let response = state.request(request).await;
+        response.assert_status(StatusCode::NOT_FOUND);
+        let body: serde_json::Value = response.json();
+        assert_eq!(
+            body["errors"][0]["title"],
+            "User ID 01040G2081040G2081040G2081 not found"
+        );
+    }
+}

docs/api/spec.json

@@ -447,6 +447,74 @@
           }
         }
       }
+    },
+    "/api/admin/v1/users/{id}/unlock": {
+      "post": {
+        "tags": [
+          "user"
+        ],
+        "summary": "Unlock a user",
+        "operationId": "unlockUser",
+        "parameters": [
+          {
+            "in": "path",
+            "name": "id",
+            "required": true,
+            "schema": {
+              "title": "The ID of the resource",
+              "$ref": "#/components/schemas/ULID"
+            },
+            "style": "simple"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "User was unlocked",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/SingleResponse_for_User"
+                },
+                "example": {
+                  "data": {
+                    "type": "user",
+                    "id": "01040G2081040G2081040G2081",
+                    "attributes": {
+                      "username": "alice",
+                      "created_at": "1970-01-01T00:00:00Z",
+                      "locked_at": null,
+                      "can_request_admin": false
+                    },
+                    "links": {
+                      "self": "/api/admin/v1/users/01040G2081040G2081040G2081"
+                    }
+                  },
+                  "links": {
+                    "self": "/api/admin/v1/users/01040G2081040G2081040G2081/unlock"
+                  }
+                }
+              }
+            }
+          },
+          "404": {
+            "description": "User ID not found",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                },
+                "example": {
+                  "errors": [
+                    {
+                      "title": "User ID 00000000000000000000000000 not found"
+                    }
+                  ]
+                }
+              }
+            }
+          }
+        }
+      }
     }
   },
   "components": {