Add testVsockLatency benchmark
Add a benchmark which measures the roundtrip of a vsock server running
in a VM. Reuse the reverse-echo server in ITestService. To this end,
the server needs to be rewritten to handle multiple requests.
Test: atest MicrodroidBenchmarkApp
Change-Id: I82acaa87ca98e6ac10723b037e76264b0d3059e3
diff --git a/tests/testapk/src/native/testbinary.cpp b/tests/testapk/src/native/testbinary.cpp
index 365ea75..19d6cd4 100644
--- a/tests/testapk/src/native/testbinary.cpp
+++ b/tests/testapk/src/native/testbinary.cpp
@@ -84,28 +84,26 @@
return ErrnoError() << "Failed to fdopen";
}
- char* line = nullptr;
- size_t size = 0;
- if (getline(&line, &size, input) < 0) {
- return ErrnoError() << "Failed to read";
+ // Run forever, reverse one line at a time.
+ while (true) {
+ char* line = nullptr;
+ size_t size = 0;
+ if (getline(&line, &size, input) < 0) {
+ return ErrnoError() << "Failed to read";
+ }
+
+ std::string_view original = line;
+ if (!original.empty() && original.back() == '\n') {
+ original = original.substr(0, original.size() - 1);
+ }
+
+ std::string reversed(original.rbegin(), original.rend());
+ reversed += "\n";
+
+ if (write(connect_fd, reversed.data(), reversed.size()) < 0) {
+ return ErrnoError() << "Failed to write";
+ }
}
-
- if (fclose(input) != 0) {
- return ErrnoError() << "Failed to fclose";
- }
-
- std::string_view original = line;
- if (!original.empty() && original.back() == '\n') {
- original = original.substr(0, original.size() - 1);
- }
-
- std::string reversed(original.rbegin(), original.rend());
-
- if (write(connect_fd, reversed.data(), reversed.size()) < 0) {
- return ErrnoError() << "Failed to write";
- }
-
- return {};
}
Result<void> start_echo_reverse_server() {