| /* |
| * |
| * Copyright 2015-2016, 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/end2end/end2end_tests.h" |
| |
| #include <string.h> |
| |
| #include "src/core/channel/channel_args.h" |
| #include "src/core/channel/client_channel.h" |
| #include "src/core/channel/client_uchannel.h" |
| #include "src/core/channel/connected_channel.h" |
| #include "src/core/channel/http_client_filter.h" |
| #include "src/core/channel/http_server_filter.h" |
| #include "src/core/client_config/resolver_registry.h" |
| #include "src/core/iomgr/tcp_client.h" |
| #include "src/core/surface/channel.h" |
| #include "src/core/surface/server.h" |
| #include "src/core/transport/chttp2_transport.h" |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/host_port.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/string_util.h> |
| #include <grpc/support/sync.h> |
| #include <grpc/support/thd.h> |
| #include <grpc/support/useful.h> |
| #include "test/core/util/port.h" |
| #include "test/core/util/test_config.h" |
| |
| typedef struct { |
| grpc_connector base; |
| gpr_refcount refs; |
| |
| grpc_closure *notify; |
| grpc_connect_in_args args; |
| grpc_connect_out_args *result; |
| |
| grpc_endpoint *tcp; |
| |
| grpc_closure connected; |
| } connector; |
| |
| static void connector_ref(grpc_connector *con) { |
| connector *c = (connector *)con; |
| gpr_ref(&c->refs); |
| } |
| |
| static void connector_unref(grpc_exec_ctx *exec_ctx, grpc_connector *con) { |
| connector *c = (connector *)con; |
| if (gpr_unref(&c->refs)) { |
| gpr_free(c); |
| } |
| } |
| |
| static void connected(grpc_exec_ctx *exec_ctx, void *arg, bool success) { |
| connector *c = arg; |
| grpc_closure *notify; |
| grpc_endpoint *tcp = c->tcp; |
| if (tcp != NULL) { |
| c->result->transport = |
| grpc_create_chttp2_transport(exec_ctx, c->args.channel_args, tcp, 1); |
| grpc_chttp2_transport_start_reading(exec_ctx, c->result->transport, NULL, |
| 0); |
| GPR_ASSERT(c->result->transport); |
| c->result->filters = gpr_malloc(sizeof(grpc_channel_filter *)); |
| c->result->filters[0] = &grpc_http_client_filter; |
| c->result->num_filters = 1; |
| } else { |
| memset(c->result, 0, sizeof(*c->result)); |
| } |
| notify = c->notify; |
| c->notify = NULL; |
| notify->cb(exec_ctx, notify->cb_arg, 1); |
| } |
| |
| static void connector_shutdown(grpc_exec_ctx *exec_ctx, grpc_connector *con) {} |
| |
| static void connector_connect(grpc_exec_ctx *exec_ctx, grpc_connector *con, |
| const grpc_connect_in_args *args, |
| grpc_connect_out_args *result, |
| grpc_closure *notify) { |
| connector *c = (connector *)con; |
| GPR_ASSERT(c->notify == NULL); |
| GPR_ASSERT(notify->cb); |
| c->notify = notify; |
| c->args = *args; |
| c->result = result; |
| c->tcp = NULL; |
| grpc_closure_init(&c->connected, connected, c); |
| grpc_tcp_client_connect(exec_ctx, &c->connected, &c->tcp, |
| args->interested_parties, args->addr, args->addr_len, |
| args->deadline); |
| } |
| |
| static const grpc_connector_vtable connector_vtable = { |
| connector_ref, connector_unref, connector_shutdown, connector_connect}; |
| |
| typedef struct { |
| grpc_subchannel_factory base; |
| gpr_refcount refs; |
| grpc_channel_args *merge_args; |
| grpc_channel *master; |
| grpc_subchannel **sniffed_subchannel; |
| } subchannel_factory; |
| |
| static void subchannel_factory_ref(grpc_subchannel_factory *scf) { |
| subchannel_factory *f = (subchannel_factory *)scf; |
| gpr_ref(&f->refs); |
| } |
| |
| static void subchannel_factory_unref(grpc_exec_ctx *exec_ctx, |
| grpc_subchannel_factory *scf) { |
| subchannel_factory *f = (subchannel_factory *)scf; |
| if (gpr_unref(&f->refs)) { |
| GRPC_CHANNEL_INTERNAL_UNREF(exec_ctx, f->master, "subchannel_factory"); |
| grpc_channel_args_destroy(f->merge_args); |
| gpr_free(f); |
| } |
| } |
| |
| static grpc_subchannel *subchannel_factory_create_subchannel( |
| grpc_exec_ctx *exec_ctx, grpc_subchannel_factory *scf, |
| grpc_subchannel_args *args) { |
| subchannel_factory *f = (subchannel_factory *)scf; |
| connector *c = gpr_malloc(sizeof(*c)); |
| grpc_channel_args *final_args = |
| grpc_channel_args_merge(args->args, f->merge_args); |
| grpc_subchannel *s; |
| memset(c, 0, sizeof(*c)); |
| c->base.vtable = &connector_vtable; |
| gpr_ref_init(&c->refs, 1); |
| args->args = final_args; |
| s = grpc_subchannel_create(exec_ctx, &c->base, args); |
| grpc_connector_unref(exec_ctx, &c->base); |
| grpc_channel_args_destroy(final_args); |
| if (*f->sniffed_subchannel) { |
| GRPC_SUBCHANNEL_UNREF(exec_ctx, *f->sniffed_subchannel, "sniffed"); |
| } |
| *f->sniffed_subchannel = s; |
| GRPC_SUBCHANNEL_REF(s, "sniffed"); |
| return s; |
| } |
| |
| static const grpc_subchannel_factory_vtable test_subchannel_factory_vtable = { |
| subchannel_factory_ref, subchannel_factory_unref, |
| subchannel_factory_create_subchannel}; |
| |
| /* The evil twin of grpc_insecure_channel_create. It allows the test to use the |
| * custom-built sniffing subchannel_factory */ |
| grpc_channel *channel_create(const char *target, const grpc_channel_args *args, |
| grpc_subchannel **sniffed_subchannel) { |
| grpc_channel *channel = NULL; |
| #define MAX_FILTERS 1 |
| const grpc_channel_filter *filters[MAX_FILTERS]; |
| grpc_resolver *resolver; |
| subchannel_factory *f; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| size_t n = 0; |
| |
| filters[n++] = &grpc_client_channel_filter; |
| GPR_ASSERT(n <= MAX_FILTERS); |
| |
| channel = |
| grpc_channel_create_from_filters(&exec_ctx, target, filters, n, args, 1); |
| |
| f = gpr_malloc(sizeof(*f)); |
| f->sniffed_subchannel = sniffed_subchannel; |
| f->base.vtable = &test_subchannel_factory_vtable; |
| gpr_ref_init(&f->refs, 1); |
| f->merge_args = grpc_channel_args_copy(args); |
| f->master = channel; |
| GRPC_CHANNEL_INTERNAL_REF(f->master, "test_subchannel_factory"); |
| resolver = grpc_resolver_create(target, &f->base); |
| if (!resolver) { |
| return NULL; |
| } |
| |
| grpc_client_channel_set_resolver( |
| &exec_ctx, grpc_channel_get_channel_stack(channel), resolver); |
| GRPC_RESOLVER_UNREF(&exec_ctx, resolver, "test_create"); |
| grpc_subchannel_factory_unref(&exec_ctx, &f->base); |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| |
| return channel; |
| } |
| |
| typedef struct micro_fullstack_fixture_data { |
| char *localaddr; |
| grpc_channel *master_channel; |
| grpc_subchannel *sniffed_subchannel; |
| } micro_fullstack_fixture_data; |
| |
| static grpc_end2end_test_fixture chttp2_create_fixture_micro_fullstack( |
| grpc_channel_args *client_args, grpc_channel_args *server_args) { |
| grpc_end2end_test_fixture f; |
| int port = grpc_pick_unused_port_or_die(); |
| micro_fullstack_fixture_data *ffd = |
| gpr_malloc(sizeof(micro_fullstack_fixture_data)); |
| memset(&f, 0, sizeof(f)); |
| memset(ffd, 0, sizeof(*ffd)); |
| |
| gpr_join_host_port(&ffd->localaddr, "127.0.0.1", port); |
| |
| f.fixture_data = ffd; |
| f.cq = grpc_completion_queue_create(NULL); |
| |
| return f; |
| } |
| |
| grpc_connectivity_state g_state = GRPC_CHANNEL_IDLE; |
| grpc_pollset_set g_interested_parties; |
| |
| static void state_changed(grpc_exec_ctx *exec_ctx, void *arg, bool success) { |
| if (g_state != GRPC_CHANNEL_READY) { |
| grpc_subchannel_notify_on_state_change( |
| exec_ctx, arg, &g_interested_parties, &g_state, |
| grpc_closure_create(state_changed, arg)); |
| } |
| } |
| |
| static void destroy_pollset(grpc_exec_ctx *exec_ctx, void *arg, bool success) { |
| grpc_pollset_destroy(arg); |
| } |
| |
| static grpc_connected_subchannel *connect_subchannel(grpc_subchannel *c) { |
| grpc_pollset pollset; |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_pollset_init(&pollset); |
| grpc_pollset_set_init(&g_interested_parties); |
| grpc_pollset_set_add_pollset(&exec_ctx, &g_interested_parties, &pollset); |
| grpc_subchannel_notify_on_state_change(&exec_ctx, c, &g_interested_parties, |
| &g_state, |
| grpc_closure_create(state_changed, c)); |
| grpc_exec_ctx_flush(&exec_ctx); |
| gpr_mu_lock(GRPC_POLLSET_MU(&pollset)); |
| while (g_state != GRPC_CHANNEL_READY) { |
| grpc_pollset_worker worker; |
| grpc_pollset_work(&exec_ctx, &pollset, &worker, |
| gpr_now(GPR_CLOCK_MONOTONIC), |
| GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1)); |
| gpr_mu_unlock(GRPC_POLLSET_MU(&pollset)); |
| grpc_exec_ctx_flush(&exec_ctx); |
| gpr_mu_lock(GRPC_POLLSET_MU(&pollset)); |
| } |
| grpc_pollset_shutdown(&exec_ctx, &pollset, |
| grpc_closure_create(destroy_pollset, &pollset)); |
| grpc_pollset_set_destroy(&g_interested_parties); |
| gpr_mu_unlock(GRPC_POLLSET_MU(&pollset)); |
| grpc_exec_ctx_finish(&exec_ctx); |
| return grpc_subchannel_get_connected_subchannel(c); |
| } |
| |
| static void chttp2_init_client_micro_fullstack(grpc_end2end_test_fixture *f, |
| grpc_channel_args *client_args) { |
| micro_fullstack_fixture_data *ffd = f->fixture_data; |
| grpc_connectivity_state conn_state; |
| grpc_connected_subchannel *connected; |
| char *ipv4_localaddr; |
| |
| gpr_asprintf(&ipv4_localaddr, "ipv4:%s", ffd->localaddr); |
| ffd->master_channel = |
| channel_create(ipv4_localaddr, client_args, &ffd->sniffed_subchannel); |
| gpr_free(ipv4_localaddr); |
| gpr_log(GPR_INFO, "MASTER CHANNEL %p ", ffd->master_channel); |
| /* the following will block. That's ok for this test */ |
| conn_state = grpc_channel_check_connectivity_state(ffd->master_channel, |
| 1 /* try to connect */); |
| GPR_ASSERT(conn_state == GRPC_CHANNEL_IDLE); |
| |
| /* here sniffed_subchannel should be ready to use */ |
| GPR_ASSERT(conn_state == GRPC_CHANNEL_IDLE); |
| GPR_ASSERT(ffd->sniffed_subchannel != NULL); |
| |
| connected = connect_subchannel(ffd->sniffed_subchannel); |
| f->client = grpc_client_uchannel_create(ffd->sniffed_subchannel, client_args); |
| grpc_client_uchannel_set_connected_subchannel(f->client, connected); |
| gpr_log(GPR_INFO, "CHANNEL WRAPPING SUBCHANNEL: %p(%p)", f->client, |
| ffd->sniffed_subchannel); |
| |
| GPR_ASSERT(f->client); |
| } |
| |
| static void chttp2_init_server_micro_fullstack(grpc_end2end_test_fixture *f, |
| grpc_channel_args *server_args) { |
| micro_fullstack_fixture_data *ffd = f->fixture_data; |
| if (f->server) { |
| grpc_server_destroy(f->server); |
| } |
| f->server = grpc_server_create(server_args, NULL); |
| grpc_server_register_completion_queue(f->server, f->cq, NULL); |
| GPR_ASSERT(grpc_server_add_insecure_http2_port(f->server, ffd->localaddr)); |
| grpc_server_start(f->server); |
| } |
| |
| static void chttp2_tear_down_micro_fullstack(grpc_end2end_test_fixture *f) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| micro_fullstack_fixture_data *ffd = f->fixture_data; |
| grpc_channel_destroy(ffd->master_channel); |
| if (ffd->sniffed_subchannel) { |
| GRPC_SUBCHANNEL_UNREF(&exec_ctx, ffd->sniffed_subchannel, "sniffed"); |
| } |
| gpr_free(ffd->localaddr); |
| gpr_free(ffd); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| /* All test configurations */ |
| static grpc_end2end_test_config configs[] = { |
| {"chttp2/micro_fullstack", 0, chttp2_create_fixture_micro_fullstack, |
| chttp2_init_client_micro_fullstack, chttp2_init_server_micro_fullstack, |
| chttp2_tear_down_micro_fullstack}, |
| }; |
| |
| int main(int argc, char **argv) { |
| size_t i; |
| |
| grpc_test_init(argc, argv); |
| grpc_init(); |
| |
| for (i = 0; i < sizeof(configs) / sizeof(*configs); i++) { |
| grpc_end2end_tests(argc, argv, configs[i]); |
| } |
| |
| grpc_shutdown(); |
| |
| return 0; |
| } |