diff options
Diffstat (limited to 'test/core/end2end/fixtures/h2_uchannel.c')
| -rw-r--r-- | test/core/end2end/fixtures/h2_uchannel.c | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/test/core/end2end/fixtures/h2_uchannel.c b/test/core/end2end/fixtures/h2_uchannel.c new file mode 100644 index 0000000000..d1f9d38b82 --- /dev/null +++ b/test/core/end2end/fixtures/h2_uchannel.c @@ -0,0 +1,314 @@ +/* + * + * 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/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_mdctx *mdctx; + + 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)) { + grpc_mdctx_unref(c->mdctx); + gpr_free(c); + } +} + +static void connected(grpc_exec_ctx *exec_ctx, void *arg, int 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, c->mdctx, 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_mdctx *mdctx; + 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); + grpc_mdctx_unref(f->mdctx); + 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; + c->mdctx = f->mdctx; + grpc_mdctx_ref(c->mdctx); + gpr_ref_init(&c->refs, 1); + args->mdctx = f->mdctx; + args->args = final_args; + args->master = f->master; + s = grpc_subchannel_create(&c->base, args); + grpc_connector_unref(exec_ctx, &c->base); + grpc_channel_args_destroy(final_args); + *f->sniffed_subchannel = s; + 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_mdctx *mdctx = grpc_mdctx_create(); + 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, mdctx, 1); + + f = gpr_malloc(sizeof(*f)); + f->sniffed_subchannel = sniffed_subchannel; + f->base.vtable = &test_subchannel_factory_vtable; + gpr_ref_init(&f->refs, 1); + grpc_mdctx_ref(mdctx); + f->mdctx = mdctx; + 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)); + + gpr_join_host_port(&ffd->localaddr, "127.0.0.1", port); + + f.fixture_data = ffd; + f.cq = grpc_completion_queue_create(NULL); + + return f; +} + +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; + 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); + f->client = grpc_client_uchannel_create(ffd->sniffed_subchannel, client_args); + grpc_client_uchannel_set_subchannel(f->client, ffd->sniffed_subchannel); + 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) { + micro_fullstack_fixture_data *ffd = f->fixture_data; + grpc_channel_destroy(ffd->master_channel); + ffd->master_channel = NULL; + gpr_free(ffd->localaddr); + gpr_free(ffd); +} + +/* All test configurations */ +static grpc_end2end_test_config configs[] = { + {"chttp2/micro_fullstack", FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION, + 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(configs[i]); + } + + grpc_shutdown(); + + return 0; +} |