| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "test/core/iomgr/endpoint_tests.h" |
| |
| #include <fcntl.h> |
| #include <sys/types.h> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/useful.h> |
| #include "src/core/lib/iomgr/endpoint_pair.h" |
| #include "src/core/lib/iomgr/iomgr.h" |
| #include "src/core/lib/security/transport/secure_endpoint.h" |
| #include "src/core/lib/slice/slice_internal.h" |
| #include "src/core/tsi/fake_transport_security.h" |
| #include "test/core/util/test_config.h" |
| |
| static gpr_mu *g_mu; |
| static grpc_pollset *g_pollset; |
| |
| static grpc_endpoint_test_fixture secure_endpoint_create_fixture_tcp_socketpair( |
| size_t slice_size, grpc_slice *leftover_slices, size_t leftover_nslices) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| tsi_frame_protector *fake_read_protector = tsi_create_fake_protector(NULL); |
| tsi_frame_protector *fake_write_protector = tsi_create_fake_protector(NULL); |
| grpc_endpoint_test_fixture f; |
| grpc_endpoint_pair tcp; |
| |
| grpc_arg a[] = {{.key = GRPC_ARG_TCP_READ_CHUNK_SIZE, |
| .type = GRPC_ARG_INTEGER, |
| .value.integer = (int)slice_size}}; |
| grpc_channel_args args = {.num_args = GPR_ARRAY_SIZE(a), .args = a}; |
| tcp = grpc_iomgr_create_endpoint_pair("fixture", &args); |
| grpc_endpoint_add_to_pollset(&exec_ctx, tcp.client, g_pollset); |
| grpc_endpoint_add_to_pollset(&exec_ctx, tcp.server, g_pollset); |
| |
| if (leftover_nslices == 0) { |
| f.client_ep = |
| grpc_secure_endpoint_create(fake_read_protector, tcp.client, NULL, 0); |
| } else { |
| unsigned i; |
| tsi_result result; |
| size_t still_pending_size; |
| size_t total_buffer_size = 8192; |
| size_t buffer_size = total_buffer_size; |
| uint8_t *encrypted_buffer = gpr_malloc(buffer_size); |
| uint8_t *cur = encrypted_buffer; |
| grpc_slice encrypted_leftover; |
| for (i = 0; i < leftover_nslices; i++) { |
| grpc_slice plain = leftover_slices[i]; |
| uint8_t *message_bytes = GRPC_SLICE_START_PTR(plain); |
| size_t message_size = GRPC_SLICE_LENGTH(plain); |
| while (message_size > 0) { |
| size_t protected_buffer_size_to_send = buffer_size; |
| size_t processed_message_size = message_size; |
| result = tsi_frame_protector_protect( |
| fake_write_protector, message_bytes, &processed_message_size, cur, |
| &protected_buffer_size_to_send); |
| GPR_ASSERT(result == TSI_OK); |
| message_bytes += processed_message_size; |
| message_size -= processed_message_size; |
| cur += protected_buffer_size_to_send; |
| GPR_ASSERT(buffer_size >= protected_buffer_size_to_send); |
| buffer_size -= protected_buffer_size_to_send; |
| } |
| grpc_slice_unref(plain); |
| } |
| do { |
| size_t protected_buffer_size_to_send = buffer_size; |
| result = tsi_frame_protector_protect_flush(fake_write_protector, cur, |
| &protected_buffer_size_to_send, |
| &still_pending_size); |
| GPR_ASSERT(result == TSI_OK); |
| cur += protected_buffer_size_to_send; |
| GPR_ASSERT(buffer_size >= protected_buffer_size_to_send); |
| buffer_size -= protected_buffer_size_to_send; |
| } while (still_pending_size > 0); |
| encrypted_leftover = grpc_slice_from_copied_buffer( |
| (const char *)encrypted_buffer, total_buffer_size - buffer_size); |
| f.client_ep = grpc_secure_endpoint_create(fake_read_protector, tcp.client, |
| &encrypted_leftover, 1); |
| grpc_slice_unref(encrypted_leftover); |
| gpr_free(encrypted_buffer); |
| } |
| |
| f.server_ep = |
| grpc_secure_endpoint_create(fake_write_protector, tcp.server, NULL, 0); |
| grpc_exec_ctx_finish(&exec_ctx); |
| return f; |
| } |
| |
| static grpc_endpoint_test_fixture |
| secure_endpoint_create_fixture_tcp_socketpair_noleftover(size_t slice_size) { |
| return secure_endpoint_create_fixture_tcp_socketpair(slice_size, NULL, 0); |
| } |
| |
| static grpc_endpoint_test_fixture |
| secure_endpoint_create_fixture_tcp_socketpair_leftover(size_t slice_size) { |
| grpc_slice s = |
| grpc_slice_from_copied_string("hello world 12345678900987654321"); |
| grpc_endpoint_test_fixture f; |
| |
| f = secure_endpoint_create_fixture_tcp_socketpair(slice_size, &s, 1); |
| return f; |
| } |
| |
| static void clean_up(void) {} |
| |
| static grpc_endpoint_test_config configs[] = { |
| {"secure_ep/tcp_socketpair", |
| secure_endpoint_create_fixture_tcp_socketpair_noleftover, clean_up}, |
| {"secure_ep/tcp_socketpair_leftover", |
| secure_endpoint_create_fixture_tcp_socketpair_leftover, clean_up}, |
| }; |
| |
| static void inc_call_ctr(grpc_exec_ctx *exec_ctx, void *arg, |
| grpc_error *error) { |
| ++*(int *)arg; |
| } |
| |
| static void test_leftover(grpc_endpoint_test_config config, size_t slice_size) { |
| grpc_endpoint_test_fixture f = config.create_fixture(slice_size); |
| grpc_slice_buffer incoming; |
| grpc_slice s = |
| grpc_slice_from_copied_string("hello world 12345678900987654321"); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| int n = 0; |
| grpc_closure done_closure; |
| gpr_log(GPR_INFO, "Start test left over"); |
| |
| grpc_slice_buffer_init(&incoming); |
| grpc_closure_init(&done_closure, inc_call_ctr, &n, grpc_schedule_on_exec_ctx); |
| grpc_endpoint_read(&exec_ctx, f.client_ep, &incoming, &done_closure); |
| grpc_exec_ctx_finish(&exec_ctx); |
| GPR_ASSERT(n == 1); |
| GPR_ASSERT(incoming.count == 1); |
| GPR_ASSERT(grpc_slice_eq(s, incoming.slices[0])); |
| |
| grpc_endpoint_shutdown( |
| &exec_ctx, f.client_ep, |
| GRPC_ERROR_CREATE_FROM_STATIC_STRING("test_leftover end")); |
| grpc_endpoint_shutdown( |
| &exec_ctx, f.server_ep, |
| GRPC_ERROR_CREATE_FROM_STATIC_STRING("test_leftover end")); |
| grpc_endpoint_destroy(&exec_ctx, f.client_ep); |
| grpc_endpoint_destroy(&exec_ctx, f.server_ep); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_slice_unref_internal(&exec_ctx, s); |
| grpc_slice_buffer_destroy_internal(&exec_ctx, &incoming); |
| |
| clean_up(); |
| } |
| |
| static void destroy_pollset(grpc_exec_ctx *exec_ctx, void *p, |
| grpc_error *error) { |
| grpc_pollset_destroy(p); |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_closure destroyed; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_test_init(argc, argv); |
| |
| grpc_init(); |
| g_pollset = gpr_zalloc(grpc_pollset_size()); |
| grpc_pollset_init(g_pollset, &g_mu); |
| grpc_endpoint_tests(configs[0], g_pollset, g_mu); |
| test_leftover(configs[1], 1); |
| grpc_closure_init(&destroyed, destroy_pollset, g_pollset, |
| grpc_schedule_on_exec_ctx); |
| grpc_pollset_shutdown(&exec_ctx, g_pollset, &destroyed); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| |
| gpr_free(g_pollset); |
| |
| return 0; |
| } |