feat(frontier): check permission for specific principal (#320)

Signed-off-by: Kush Sharma <[email protected]>

raystack/frontier/v1beta1/admin.proto

@@ -280,6 +280,32 @@ service AdminService {
       description: "Create new platform preferences. The platform preferences **name** must be unique within the platform and can contain only alphanumeric characters, dashes and underscores.";
     };
   }
+
+  // Check
+  rpc CheckFederatedResourcePermission(CheckFederatedResourcePermissionRequest) returns (CheckFederatedResourcePermissionResponse) {
+    option (google.api.http) = {
+      post: "/v1beta1/admin/check",
+      body: "*"
+    };
+    option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = {
+      tags: "Authz";
+      summary: "Check";
+      description: "Returns true if a principal has required permissions to access a resource and false otherwise.<br/> Note the principal can be a user, group or a service account.";
+    };
+  }
+
+  // Platform
+  rpc AddPlatformUser(AddPlatformUserRequest) returns (AddPlatformUserResponse) {
+    option (google.api.http) = {
+      post: "/v1beta1/admin/platform/users",
+      body: "*"
+    };
+    option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = {
+      tags: "Platform";
+      summary: "Add platform user";
+      description: "Adds a user to a platform.";
+    };
+  }
 }
 
 message ListAllUsersRequest {
@@ -453,4 +479,40 @@ message CreatePreferencesRequest {
 
 message CreatePreferencesResponse {
   repeated Preference preference = 1;
-}
+}
+
+message CheckFederatedResourcePermissionRequest {
+  string subject = 1 [
+    (google.api.field_behavior) = REQUIRED,
+    (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = {description: "the subject to check. <br/> *Example:* `user:..uuidofuser..`"}
+  ];
+  string resource = 2 [
+    (google.api.field_behavior) = REQUIRED,
+    (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = {description: "`namespace:uuid` or `namespace:name` of the org or project, and `namespace:urn` of a resource under a project. In case of an org/project either provide the complete namespace (app/organization) or Frontier can also parse aliases for the same as `org` or `project`. <br/> *Example:* `organization:92f69c3a-334b-4f25-90b8-4d4f3be6b825` or `app/project:project-name` or `compute/instance:92f69c3a-334b-4f25-90b8-4d4f3be6b825`"}
+  ];
+  string permission = 3 [
+    (google.api.field_behavior) = REQUIRED,
+    (validate.rules).string.pattern = "^[A-Za-z0-9._-]+$",
+    (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = {description: "the permission name to check. <br/> *Example:* `get`, `list`, `compute.instance.create`"}
+  ];
+}
+
+message CheckFederatedResourcePermissionResponse {
+  bool status = 1;
+}
+
+message AddPlatformUserRequest {
+  string user_id = 1 [
+    (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = {description: "The user id to add to the platform."}
+  ];
+  string serviceuser_id = 2 [
+    (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = {description: "The service user id to add to the platform."}
+  ];
+
+  string relation = 3 [
+    (google.api.field_behavior) = REQUIRED,
+    (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_field) = {description: "The relation to add as in the platform. It can be admin or member."}
+  ];
+}
+
+message AddPlatformUserResponse {}

raystack/frontier/v1beta1/frontier.proto

@@ -1078,7 +1078,7 @@ service FrontierService {
     option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = {
       tags: "Authz";
       summary: "Check";
-      description: "Returns true if a principal has required permissions to access a resource and false otherwise.<br/> Note the principal can be a user or a service account, and Frontier will the credentials from the current logged in principal from the session cookie (if any), or the client id and secret (in case of service users) or the access token (in case of human user accounts).";
+      description: "Returns true if a principal has required permissions to access a resource and false otherwise.<br/> Note the principal can be a user or a service account. Frontier will extract principal from the current logged in session cookie (if any), or the client id and secret (in case of service users) or the access token.";
     };
   }