add _deadline_us impl to Controller::IsCanceled

src/brpc/controller.cpp

@@ -457,7 +457,8 @@ void Controller::CloseConnection(const char* reason_fmt, ...) {
 
 bool Controller::IsCanceled() const {
     SocketUniquePtr sock;
-    return (Socket::Address(_current_call.peer_id, &sock) != 0);
+    return (Socket::Address(_current_call.peer_id, &sock) != 0) ||
+        (_deadline_us >= 0 && butil::gettimeofday_us() >= _deadline_us);
 }
 
 class RunOnCancelThread {

test/brpc_grpc_protocol_unittest.cpp

@@ -71,6 +71,13 @@ public:
             } else {
                 EXPECT_NEAR(cntl->deadline_us(),
                     butil::gettimeofday_us() + req->timeout_us(), 30);
+                if (req->timeout_us() < 10) {
+                    bthread_usleep(req->timeout_us() + 1);
+                    EXPECT_TRUE(cntl->IsCanceled());
+                } else {
+                    EXPECT_FALSE(cntl->IsCanceled());
+                }
+
             }
         }
     }