added sync crypto socket with test

2 files changed, 118 insertions, 0 deletions

diff --git a/vespalib/src/tests/net/sync_crypto_socket/CMakeLists.txt b/vespalib/src/tests/net/sync_crypto_socket/CMakeLists.txt
new file mode 100644
index 00000000000..e66e62b68d0
--- /dev/null
+++ b/vespalib/src/tests/net/sync_crypto_socket/CMakeLists.txt
@@ -0,0 +1,8 @@
+# Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+vespa_add_executable(vespalib_sync_crypto_socket_test_app TEST
+    SOURCES
+    sync_crypto_socket_test.cpp
+    DEPENDS
+    vespalib
+)
+vespa_add_test(NAME vespalib_sync_crypto_socket_test_app COMMAND vespalib_sync_crypto_socket_test_app)
diff --git a/vespalib/src/tests/net/sync_crypto_socket/sync_crypto_socket_test.cpp b/vespalib/src/tests/net/sync_crypto_socket/sync_crypto_socket_test.cpp
new file mode 100644
index 00000000000..b299990fd4e
--- /dev/null
+++ b/vespalib/src/tests/net/sync_crypto_socket/sync_crypto_socket_test.cpp
@@ -0,0 +1,110 @@
+// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+
+#include <vespa/vespalib/testkit/test_kit.h>
+#include <vespa/vespalib/net/crypto_engine.h>
+#include <vespa/vespalib/net/tls/tls_crypto_engine.h>
+#include <vespa/vespalib/net/tls/maybe_tls_crypto_engine.h>
+#include <vespa/vespalib/net/sync_crypto_socket.h>
+#include <vespa/vespalib/net/selector.h>
+#include <vespa/vespalib/net/server_socket.h>
+#include <vespa/vespalib/net/socket_handle.h>
+#include <vespa/vespalib/net/socket_spec.h>
+#include <vespa/vespalib/data/smart_buffer.h>
+#include <vespa/vespalib/test/make_tls_options_for_testing.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <fcntl.h>
+
+using namespace vespalib;
+
+struct SocketPair {
+    SocketHandle client;
+    SocketHandle server;
+    SocketPair() : client(), server() {
+        int sockets[2];
+        ASSERT_EQUAL(0, socketpair(AF_UNIX, SOCK_STREAM | O_NONBLOCK, 0, sockets));
+        client.reset(sockets[0]);
+        server.reset(sockets[1]);
+    }
+};
+
+//-----------------------------------------------------------------------------
+
+vespalib::string read_bytes(SyncCryptoSocket &socket, size_t wanted_bytes) {
+    SmartBuffer read_buffer(wanted_bytes);
+    while (read_buffer.obtain().size < wanted_bytes) {
+        auto chunk = read_buffer.reserve(wanted_bytes - read_buffer.obtain().size);
+        auto res = socket.read(chunk.data, chunk.size);
+        ASSERT_TRUE(res > 0);
+        read_buffer.commit(res);
+    }
+    auto data = read_buffer.obtain();
+    return vespalib::string(data.data, wanted_bytes);
+}
+
+//-----------------------------------------------------------------------------
+
+void write_bytes(SyncCryptoSocket &socket, const vespalib::string &message) {
+    auto res = socket.write(message.data(), message.size());
+    ASSERT_EQUAL(size_t(res), message.size());
+}
+
+//-----------------------------------------------------------------------------
+
+void verify_socket_io(SyncCryptoSocket &socket, bool is_server) {
+    vespalib::string client_message = "please pick up, I need to talk to you";
+    vespalib::string server_message = "hello, this is the server speaking";
+    if(is_server) {
+        vespalib::string read = read_bytes(socket, client_message.size());
+        write_bytes(socket, server_message);
+        EXPECT_EQUAL(client_message, read);
+    } else {
+        write_bytes(socket, client_message);
+        vespalib::string read = read_bytes(socket, server_message.size());
+        EXPECT_EQUAL(server_message, read);
+    }
+}
+
+//-----------------------------------------------------------------------------
+
+void verify_crypto_socket(SocketPair &sockets, CryptoEngine &engine, bool is_server) {
+    SocketHandle &my_handle = is_server ? sockets.server : sockets.client;
+    my_handle.set_blocking(false);
+    SyncCryptoSocket::UP my_socket = SyncCryptoSocket::create(engine, std::move(my_handle), is_server);
+    ASSERT_TRUE(my_socket);
+    TEST_DO(verify_socket_io(*my_socket, is_server));
+}
+
+//-----------------------------------------------------------------------------
+
+TEST_MT_FFF("require that encrypted sync socket io works with NullCryptoEngine",
+            2, SocketPair(), NullCryptoEngine(), TimeBomb(60))
+{
+    TEST_DO(verify_crypto_socket(f1, f2, (thread_id == 0)));
+}
+
+TEST_MT_FFF("require that encrypted sync socket io works with XorCryptoEngine",
+            2, SocketPair(), XorCryptoEngine(), TimeBomb(60))
+{
+    TEST_DO(verify_crypto_socket(f1, f2, (thread_id == 0)));
+}
+
+TEST_MT_FFF("require that encrypted sync socket io works with TlsCryptoEngine",
+            2, SocketPair(), TlsCryptoEngine(vespalib::test::make_tls_options_for_testing()), TimeBomb(60))
+{
+    TEST_DO(verify_crypto_socket(f1, f2, (thread_id == 0)));
+}
+
+TEST_MT_FFF("require that encrypted sync socket io works with MaybeTlsCryptoEngine(true)",
+            2, SocketPair(), MaybeTlsCryptoEngine(std::make_shared<TlsCryptoEngine>(vespalib::test::make_tls_options_for_testing()), true), TimeBomb(60))
+{
+    TEST_DO(verify_crypto_socket(f1, f2, (thread_id == 0)));
+}
+
+TEST_MT_FFF("require that encrypted sync socket io works with MaybeTlsCryptoEngine(false)",
+            2, SocketPair(), MaybeTlsCryptoEngine(std::make_shared<TlsCryptoEngine>(vespalib::test::make_tls_options_for_testing()), false), TimeBomb(60))
+{
+    TEST_DO(verify_crypto_socket(f1, f2, (thread_id == 0)));
+}
+
+TEST_MAIN() { TEST_RUN_ALL(); }