static gpr_timespec n_seconds_from_now(int n) {
return grpc_timeout_seconds_to_deadline(n);
}
int main(int argc, char **argv) {
grpc_channel *chan;
grpc_call *call;
grpc_completion_queue *cq;
cq_verifier *cqv;
grpc_op ops[6];
grpc_op *op;
grpc_metadata_array initial_metadata_recv;
grpc_metadata_array trailing_metadata_recv;
grpc_status_code status;
grpc_call_error error;
grpc_slice details;
char *peer;
grpc_test_init(argc, argv);
grpc_init();
grpc_metadata_array_init(&initial_metadata_recv);
grpc_metadata_array_init(&trailing_metadata_recv);
chan = grpc_lame_client_channel_create(
"lampoon:national", GRPC_STATUS_UNKNOWN, "Rpc sent on a lame channel.");
GPR_ASSERT(chan);
test_transport_op(chan);
GPR_ASSERT(GRPC_CHANNEL_SHUTDOWN ==
grpc_channel_check_connectivity_state(chan, 0));
cq = grpc_completion_queue_create(NULL);
grpc_slice host = grpc_slice_from_static_string("anywhere");
call = grpc_channel_create_call(chan, NULL, GRPC_PROPAGATE_DEFAULTS, cq,
grpc_slice_from_static_string("/Foo"), &host,
grpc_timeout_seconds_to_deadline(100), NULL);
GPR_ASSERT(call);
cqv = cq_verifier_create(cq);
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_INITIAL_METADATA;
op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(call, ops, (size_t)(op - ops), tag(1), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
/* the call should immediately fail */
CQ_EXPECT_COMPLETION(cqv, tag(1), 0);
cq_verify(cqv);
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
op->data.recv_status_on_client.status = &status;
op->data.recv_status_on_client.status_details = &details;
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(call, ops, (size_t)(op - ops), tag(2), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
/* the call should immediately fail */
CQ_EXPECT_COMPLETION(cqv, tag(2), 1);
cq_verify(cqv);
peer = grpc_call_get_peer(call);
GPR_ASSERT(strcmp(peer, "lampoon:national") == 0);
gpr_free(peer);
grpc_call_destroy(call);
grpc_channel_destroy(chan);
cq_verifier_destroy(cqv);
grpc_completion_queue_destroy(cq);
grpc_metadata_array_destroy(&initial_metadata_recv);
grpc_metadata_array_destroy(&trailing_metadata_recv);
grpc_slice_unref(details);
grpc_shutdown();
return 0;
}
static gpr_timespec test_deadline(void) {
return grpc_timeout_seconds_to_deadline(10);
}
static void run_test(bool wait_for_ready, bool use_service_config) {
grpc_channel *chan;
grpc_call *call;
grpc_completion_queue *cq;
cq_verifier *cqv;
grpc_op ops[6];
grpc_op *op;
grpc_metadata_array trailing_metadata_recv;
grpc_status_code status;
grpc_slice details;
gpr_log(GPR_INFO, "TEST: wait_for_ready=%d use_service_config=%d",
wait_for_ready, use_service_config);
grpc_init();
grpc_metadata_array_init(&trailing_metadata_recv);
cq = grpc_completion_queue_create_for_next(NULL);
cqv = cq_verifier_create(cq);
/* if using service config, create channel args */
grpc_channel_args *args = NULL;
if (use_service_config) {
GPR_ASSERT(wait_for_ready);
grpc_arg arg;
arg.type = GRPC_ARG_STRING;
arg.key = GRPC_ARG_SERVICE_CONFIG;
arg.value.string =
"{\n"
" \"methodConfig\": [ {\n"
" \"name\": [\n"
" { \"service\": \"service\", \"method\": \"method\" }\n"
" ],\n"
" \"waitForReady\": true\n"
" } ]\n"
"}";
args = grpc_channel_args_copy_and_add(args, &arg, 1);
}
/* create a call, channel to a port which will refuse connection */
int port = grpc_pick_unused_port_or_die();
char *addr;
gpr_join_host_port(&addr, "127.0.0.1", port);
gpr_log(GPR_INFO, "server: %s", addr);
chan = grpc_insecure_channel_create(addr, args, NULL);
grpc_slice host = grpc_slice_from_static_string("nonexistant");
gpr_timespec deadline = grpc_timeout_seconds_to_deadline(2);
call = grpc_channel_create_call(
chan, NULL, GRPC_PROPAGATE_DEFAULTS, cq,
grpc_slice_from_static_string("/service/method"), &host, deadline, NULL);
gpr_free(addr);
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->flags = (wait_for_ready && !use_service_config)
? GRPC_INITIAL_METADATA_WAIT_FOR_READY
: 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
op->data.recv_status_on_client.status = &status;
op->data.recv_status_on_client.status_details = &details;
op->flags = 0;
op->reserved = NULL;
op++;
GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(
call, ops, (size_t)(op - ops), tag(1), NULL));
/* verify that all tags get completed */
CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
cq_verify(cqv);
if (wait_for_ready) {
GPR_ASSERT(status == GRPC_STATUS_DEADLINE_EXCEEDED);
} else {
GPR_ASSERT(status == GRPC_STATUS_UNAVAILABLE);
}
grpc_completion_queue_shutdown(cq);
while (
grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL)
.type != GRPC_QUEUE_SHUTDOWN)
;
grpc_completion_queue_destroy(cq);
grpc_call_unref(call);
grpc_channel_destroy(chan);
cq_verifier_destroy(cqv);
grpc_slice_unref(details);
grpc_metadata_array_destroy(&trailing_metadata_recv);
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
if (args != NULL) grpc_channel_args_destroy(&exec_ctx, args);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_shutdown();
}
/* Do a read_test, then release fd and try to read/write again. Verify that
grpc_tcp_fd() is available before the fd is released. */
static void release_fd_test(size_t num_bytes, size_t slice_size) {
int sv[2];
grpc_endpoint *ep;
struct read_socket_state state;
size_t written_bytes;
int fd;
gpr_timespec deadline = grpc_timeout_seconds_to_deadline(20);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_closure fd_released_cb;
int fd_released_done = 0;
grpc_closure_init(&fd_released_cb, &on_fd_released, &fd_released_done,
grpc_schedule_on_exec_ctx);
gpr_log(GPR_INFO,
"Release fd read_test of size %" PRIuPTR ", slice size %" PRIuPTR,
num_bytes, slice_size);
create_sockets(sv);
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("release_fd_test");
ep = grpc_tcp_create(grpc_fd_create(sv[1], "read_test"), resource_quota,
slice_size, "test");
GPR_ASSERT(grpc_tcp_fd(ep) == sv[1] && sv[1] >= 0);
grpc_resource_quota_unref_internal(&exec_ctx, resource_quota);
grpc_endpoint_add_to_pollset(&exec_ctx, ep, g_pollset);
written_bytes = fill_socket_partial(sv[0], num_bytes);
gpr_log(GPR_INFO, "Wrote %" PRIuPTR " bytes", written_bytes);
state.ep = ep;
state.read_bytes = 0;
state.target_read_bytes = written_bytes;
grpc_slice_buffer_init(&state.incoming);
grpc_closure_init(&state.read_cb, read_cb, &state, grpc_schedule_on_exec_ctx);
grpc_endpoint_read(&exec_ctx, ep, &state.incoming, &state.read_cb);
gpr_mu_lock(g_mu);
while (state.read_bytes < state.target_read_bytes) {
grpc_pollset_worker *worker = NULL;
GPR_ASSERT(GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(&exec_ctx, g_pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC), deadline)));
gpr_log(GPR_DEBUG, "wakeup: read=%" PRIdPTR " target=%" PRIdPTR,
state.read_bytes, state.target_read_bytes);
gpr_mu_unlock(g_mu);
grpc_exec_ctx_flush(&exec_ctx);
gpr_mu_lock(g_mu);
}
GPR_ASSERT(state.read_bytes == state.target_read_bytes);
gpr_mu_unlock(g_mu);
grpc_slice_buffer_destroy_internal(&exec_ctx, &state.incoming);
grpc_tcp_destroy_and_release_fd(&exec_ctx, ep, &fd, &fd_released_cb);
grpc_exec_ctx_flush(&exec_ctx);
gpr_mu_lock(g_mu);
while (!fd_released_done) {
grpc_pollset_worker *worker = NULL;
GPR_ASSERT(GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(&exec_ctx, g_pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC), deadline)));
gpr_log(GPR_DEBUG, "wakeup: fd_released_done=%d", fd_released_done);
}
gpr_mu_unlock(g_mu);
GPR_ASSERT(fd_released_done == 1);
GPR_ASSERT(fd == sv[1]);
grpc_exec_ctx_finish(&exec_ctx);
written_bytes = fill_socket_partial(sv[0], num_bytes);
drain_socket_blocking(fd, written_bytes, written_bytes);
written_bytes = fill_socket_partial(fd, num_bytes);
drain_socket_blocking(sv[0], written_bytes, written_bytes);
close(fd);
}
/* Do both reading and writing using the grpc_endpoint API.
This also includes a test of the shutdown behavior.
*/
static void read_and_write_test(grpc_endpoint_test_config config,
size_t num_bytes, size_t write_size,
size_t slice_size, bool shutdown) {
struct read_and_write_test_state state;
gpr_timespec deadline = grpc_timeout_seconds_to_deadline(20);
grpc_endpoint_test_fixture f =
begin_test(config, "read_and_write_test", slice_size);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_log(GPR_DEBUG, "num_bytes=%" PRIuPTR " write_size=%" PRIuPTR
" slice_size=%" PRIuPTR " shutdown=%d",
num_bytes, write_size, slice_size, shutdown);
if (shutdown) {
gpr_log(GPR_INFO, "Start read and write shutdown test");
} else {
gpr_log(GPR_INFO, "Start read and write test with %" PRIuPTR
" bytes, slice size %" PRIuPTR,
num_bytes, slice_size);
}
state.read_ep = f.client_ep;
state.write_ep = f.server_ep;
state.target_bytes = num_bytes;
state.bytes_read = 0;
state.current_write_size = write_size;
state.bytes_written = 0;
state.read_done = 0;
state.write_done = 0;
state.current_read_data = 0;
state.current_write_data = 0;
GRPC_CLOSURE_INIT(&state.done_read, read_and_write_test_read_handler, &state,
grpc_schedule_on_exec_ctx);
GRPC_CLOSURE_INIT(&state.done_write, read_and_write_test_write_handler,
&state, grpc_schedule_on_exec_ctx);
grpc_slice_buffer_init(&state.outgoing);
grpc_slice_buffer_init(&state.incoming);
/* Get started by pretending an initial write completed */
/* NOTE: Sets up initial conditions so we can have the same write handler
for the first iteration as for later iterations. It does the right thing
even when bytes_written is unsigned. */
state.bytes_written -= state.current_write_size;
read_and_write_test_write_handler(&exec_ctx, &state, GRPC_ERROR_NONE);
grpc_exec_ctx_flush(&exec_ctx);
grpc_endpoint_read(&exec_ctx, state.read_ep, &state.incoming,
&state.done_read);
if (shutdown) {
gpr_log(GPR_DEBUG, "shutdown read");
grpc_endpoint_shutdown(
&exec_ctx, state.read_ep,
GRPC_ERROR_CREATE_FROM_STATIC_STRING("Test Shutdown"));
gpr_log(GPR_DEBUG, "shutdown write");
grpc_endpoint_shutdown(
&exec_ctx, state.write_ep,
GRPC_ERROR_CREATE_FROM_STATIC_STRING("Test Shutdown"));
}
grpc_exec_ctx_flush(&exec_ctx);
gpr_mu_lock(g_mu);
while (!state.read_done || !state.write_done) {
grpc_pollset_worker *worker = NULL;
GPR_ASSERT(gpr_time_cmp(gpr_now(GPR_CLOCK_MONOTONIC), deadline) < 0);
GPR_ASSERT(GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(&exec_ctx, g_pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC), deadline)));
}
gpr_mu_unlock(g_mu);
grpc_exec_ctx_flush(&exec_ctx);
end_test(config);
grpc_slice_buffer_destroy_internal(&exec_ctx, &state.outgoing);
grpc_slice_buffer_destroy_internal(&exec_ctx, &state.incoming);
grpc_endpoint_destroy(&exec_ctx, state.read_ep);
grpc_endpoint_destroy(&exec_ctx, state.write_ep);
grpc_exec_ctx_finish(&exec_ctx);
}
.value.integer = MAX_CONNECTION_AGE_MS},
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_MAX_CONNECTION_AGE_GRACE_MS,
.value.integer = MAX_CONNECTION_AGE_GRACE_MS},
{.type = GRPC_ARG_INTEGER,
.key = GRPC_ARG_MAX_CONNECTION_IDLE_MS,
.value.integer = MAX_CONNECTION_IDLE_MS}};
grpc_channel_args server_args = {.num_args = GPR_ARRAY_SIZE(server_a),
.args = server_a};
config.init_client(&f, NULL);
config.init_server(&f, &server_args);
grpc_call *c;
grpc_call *s;
gpr_timespec deadline = grpc_timeout_seconds_to_deadline(CALL_DEADLINE_S);
grpc_op ops[6];
grpc_op *op;
grpc_metadata_array initial_metadata_recv;
grpc_metadata_array trailing_metadata_recv;
grpc_metadata_array request_metadata_recv;
grpc_call_details call_details;
grpc_status_code status;
grpc_call_error error;
grpc_slice details;
int was_cancelled = 2;
c = grpc_channel_create_call(
f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
grpc_slice_from_static_string("/foo"),
get_host_override_slice("foo.test.google.fr:1234", config), deadline,
static gpr_timespec n_seconds_time(int seconds) {
return grpc_timeout_seconds_to_deadline(seconds);
}