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authorGravatar David Garcia Quintas <dgq@google.com>2015-10-05 18:22:10 -0700
committerGravatar David Garcia Quintas <dgq@google.com>2015-10-05 18:22:10 -0700
commit7b1bd2c2713c9d505094ab728a08d4c94f15c6fa (patch)
tree7f3941df4a89f26754dd84228aad7d343b16db04 /test/core
parent17ee390e6c74d295bd1e44f73eca3c5da380ecf9 (diff)
μChannels implementation.
Diffstat (limited to 'test/core')
-rw-r--r--test/core/end2end/fixtures/h2_uchannel.c313
-rwxr-xr-xtest/core/end2end/gen_build_yaml.py1
2 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..e6f38c4634
--- /dev/null
+++ b/test/core/end2end/fixtures/h2_uchannel.c
@@ -0,0 +1,313 @@
+/*
+ *
+ * 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);
+ 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;
+}
diff --git a/test/core/end2end/gen_build_yaml.py b/test/core/end2end/gen_build_yaml.py
index 9988950a6e..af8f48576c 100755
--- a/test/core/end2end/gen_build_yaml.py
+++ b/test/core/end2end/gen_build_yaml.py
@@ -48,6 +48,7 @@ uds_fixture_options = default_unsecure_fixture_options._replace(dns_resolver=Fal
END2END_FIXTURES = {
'h2_fakesec': default_secure_fixture_options._replace(ci_mac=False),
'h2_full': default_unsecure_fixture_options,
+ 'h2_uchannel': default_unsecure_fixture_options,
'h2_compress': default_unsecure_fixture_options,
'h2_uds': uds_fixture_options,
'h2_uds+poll': uds_fixture_options._replace(platforms=['linux']),