static void test_one_slice(void) {
gpr_log(GPR_INFO, "** test_one_slice **");
grpc_resource_quota *q = grpc_resource_quota_create("test_one_slice");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
grpc_resource_user_slice_allocator alloc;
int num_allocs = 0;
grpc_resource_user_slice_allocator_init(&alloc, &usr, inc_int_cb,
&num_allocs);
gpr_slice_buffer buffer;
gpr_slice_buffer_init(&buffer);
{
const int start_allocs = num_allocs;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc_slices(&exec_ctx, &alloc, 1024, 1, &buffer);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(num_allocs == start_allocs + 1);
}
gpr_slice_buffer_destroy(&buffer);
destroy_user(&usr);
grpc_resource_quota_unref(q);
}
static void test_resource_user_stays_allocated_until_memory_released(void) {
gpr_log(GPR_INFO,
"** test_resource_user_stays_allocated_until_memory_released **");
grpc_resource_quota *q = grpc_resource_quota_create(
"test_resource_user_stays_allocated_until_memory_released");
grpc_resource_quota_resize(q, 1024 * 1024);
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
bool done = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, NULL);
grpc_exec_ctx_finish(&exec_ctx);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_quota_unref(q);
grpc_resource_user_shutdown(&exec_ctx, &usr, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_destroy(&exec_ctx, &usr);
grpc_exec_ctx_finish(&exec_ctx);
}
}
static void test_scavenge(void) {
gpr_log(GPR_INFO, "** test_scavenge **");
grpc_resource_quota *q = grpc_resource_quota_create("test_scavenge");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user *usr1 = grpc_resource_user_create(q, "usr1");
grpc_resource_user *usr2 = grpc_resource_user_create(q, "usr2");
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr1, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, usr1, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr2, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, usr2, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(usr1);
destroy_user(usr2);
}
static void test_unused_reclaim_is_cancelled(void) {
gpr_log(GPR_INFO, "** test_unused_reclaim_is_cancelled **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_unused_reclaim_is_cancelled");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
bool benign_done = false;
bool destructive_done = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr, false, make_unused_reclaimer(set_bool(&benign_done)));
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr, true,
make_unused_reclaimer(set_bool(&destructive_done)));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!benign_done);
GPR_ASSERT(!destructive_done);
}
grpc_resource_quota_unref(q);
destroy_user(&usr);
GPR_ASSERT(benign_done);
GPR_ASSERT(destructive_done);
}
static void test_resize_then_destroy(void) {
gpr_log(GPR_INFO, "** test_resize_then_destroy **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_resize_then_destroy");
grpc_resource_quota_resize(q, 1024 * 1024);
grpc_resource_quota_unref(q);
}
static void test_negative_rq_free_pool(void) {
gpr_log(GPR_INFO, "** test_negative_rq_free_pool **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_negative_rq_free_pool");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user *usr = grpc_resource_user_create(q, "usr");
grpc_resource_user_slice_allocator alloc;
int num_allocs = 0;
grpc_resource_user_slice_allocator_init(&alloc, usr, inc_int_cb, &num_allocs);
grpc_slice_buffer buffer;
grpc_slice_buffer_init(&buffer);
{
const int start_allocs = num_allocs;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc_slices(&exec_ctx, &alloc, 1024, 1, &buffer);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(num_allocs == start_allocs + 1);
}
grpc_resource_quota_resize(q, 512);
double eps = 0.0001;
GPR_ASSERT(grpc_resource_quota_get_memory_pressure(q) < 1 + eps);
GPR_ASSERT(grpc_resource_quota_get_memory_pressure(q) > 1 - eps);
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_unref(&exec_ctx, usr);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_slice_buffer_destroy_internal(&exec_ctx, &buffer);
grpc_exec_ctx_finish(&exec_ctx);
}
}
static void
test_resource_user_stays_allocated_and_reclaimers_unrun_until_memory_released(
void) {
gpr_log(GPR_INFO,
"** "
"test_resource_user_stays_allocated_and_reclaimers_unrun_until_"
"memory_released **");
grpc_resource_quota *q = grpc_resource_quota_create(
"test_resource_user_stays_allocated_and_reclaimers_unrun_until_memory_"
"released");
grpc_resource_quota_resize(q, 1024);
for (int i = 0; i < 10; i++) {
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
bool done = false;
bool reclaimer_cancelled = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr, false,
make_unused_reclaimer(set_bool(&reclaimer_cancelled)));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!reclaimer_cancelled);
}
{
bool allocated = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, set_bool(&allocated));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(allocated);
GPR_ASSERT(!reclaimer_cancelled);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_shutdown(&exec_ctx, &usr, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!done);
GPR_ASSERT(!reclaimer_cancelled);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
GPR_ASSERT(reclaimer_cancelled);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_destroy(&exec_ctx, &usr);
grpc_exec_ctx_finish(&exec_ctx);
}
}
grpc_resource_quota_unref(q);
}
static void test_async_alloc_blocked_by_size(void) {
gpr_log(GPR_INFO, "** test_async_alloc_blocked_by_size **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_async_alloc_blocked_by_size");
grpc_resource_quota_resize(q, 1);
grpc_resource_user *usr = grpc_resource_user_create(q, "usr");
bool done = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!done);
}
grpc_resource_quota_resize(q, 1024);
GPR_ASSERT(done);
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(usr);
}
static void test_instant_alloc_free_pair(void) {
gpr_log(GPR_INFO, "** test_instant_alloc_free_pair **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_instant_alloc_free_pair");
grpc_resource_quota_resize(q, 1024 * 1024);
grpc_resource_user *usr = grpc_resource_user_create(q, "usr");
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr, 1024, NULL);
grpc_resource_user_free(&exec_ctx, usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(usr);
}
static void test_multiple_reclaims_can_be_triggered(void) {
gpr_log(GPR_INFO, "** test_multiple_reclaims_can_be_triggered **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_multiple_reclaims_can_be_triggered");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
bool benign_done = false;
bool destructive_done = false;
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr, false,
make_reclaimer(&usr, 512, set_bool(&benign_done)));
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr, true,
make_reclaimer(&usr, 512, set_bool(&destructive_done)));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!benign_done);
GPR_ASSERT(!destructive_done);
}
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(benign_done);
GPR_ASSERT(destructive_done);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(&usr);
GPR_ASSERT(benign_done);
GPR_ASSERT(destructive_done);
}
static void test_blocked_until_scheduled_reclaim_and_scavenge(void) {
gpr_log(GPR_INFO, "** test_blocked_until_scheduled_reclaim_and_scavenge **");
grpc_resource_quota *q = grpc_resource_quota_create(
"test_blocked_until_scheduled_reclaim_and_scavenge");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user usr1;
grpc_resource_user usr2;
grpc_resource_user_init(&usr1, q, "usr1");
grpc_resource_user_init(&usr2, q, "usr2");
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr1, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
bool reclaim_done = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr1, false,
make_reclaimer(&usr1, 1024, set_bool(&reclaim_done)));
grpc_exec_ctx_finish(&exec_ctx);
}
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr2, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(reclaim_done);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr2, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(&usr1);
destroy_user(&usr2);
}
static void test_reclaimers_can_be_posted_repeatedly(void) {
gpr_log(GPR_INFO, "** test_reclaimers_can_be_posted_repeatedly **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_reclaimers_can_be_posted_repeatedly");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
{
bool allocated = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, set_bool(&allocated));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(allocated);
}
for (int i = 0; i < 10; i++) {
bool reclaimer_done = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_post_reclaimer(
&exec_ctx, &usr, false,
make_reclaimer(&usr, 1024, set_bool(&reclaimer_done)));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!reclaimer_done);
}
{
bool allocated = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, set_bool(&allocated));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(allocated);
GPR_ASSERT(reclaimer_done);
}
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
destroy_user(&usr);
grpc_resource_quota_unref(q);
}
static void test_simple_async_alloc(void) {
gpr_log(GPR_INFO, "** test_simple_async_alloc **");
grpc_resource_quota *q =
grpc_resource_quota_create("test_simple_async_alloc");
grpc_resource_quota_resize(q, 1024 * 1024);
grpc_resource_user usr;
grpc_resource_user_init(&usr, q, "usr");
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(&usr);
}
static void test_scavenge_blocked(void) {
gpr_log(GPR_INFO, "** test_scavenge_blocked **");
grpc_resource_quota *q = grpc_resource_quota_create("test_scavenge_blocked");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user usr1;
grpc_resource_user usr2;
grpc_resource_user_init(&usr1, q, "usr1");
grpc_resource_user_init(&usr2, q, "usr2");
bool done;
{
done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr1, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, &usr2, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(!done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr1, 1024);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, &usr2, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(&usr1);
destroy_user(&usr2);
}
static void test_blocked_until_scheduled_destructive_reclaim(void) {
gpr_log(GPR_INFO, "** test_blocked_until_scheduled_destructive_reclaim **");
grpc_resource_quota *q = grpc_resource_quota_create(
"test_blocked_until_scheduled_destructive_reclaim");
grpc_resource_quota_resize(q, 1024);
grpc_resource_user *usr = grpc_resource_user_create(q, "usr");
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(done);
}
bool reclaim_done = false;
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_post_reclaimer(
&exec_ctx, usr, true,
make_reclaimer(usr, 1024, set_bool(&reclaim_done)));
grpc_exec_ctx_finish(&exec_ctx);
}
{
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr, 1024, set_bool(&done));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(reclaim_done);
GPR_ASSERT(done);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
grpc_resource_quota_unref(q);
destroy_user(usr);
}
static void test_resource_user_stays_allocated_until_memory_released(void) {
gpr_log(GPR_INFO,
"** test_resource_user_stays_allocated_until_memory_released **");
grpc_resource_quota *q = grpc_resource_quota_create(
"test_resource_user_stays_allocated_until_memory_released");
grpc_resource_quota_resize(q, 1024 * 1024);
grpc_resource_user *usr = grpc_resource_user_create(q, "usr");
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_alloc(&exec_ctx, usr, 1024, NULL);
grpc_exec_ctx_finish(&exec_ctx);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_quota_unref(q);
grpc_resource_user_unref(&exec_ctx, usr);
grpc_exec_ctx_finish(&exec_ctx);
}
{
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_resource_user_free(&exec_ctx, usr, 1024);
grpc_exec_ctx_finish(&exec_ctx);
}
}
void resource_quota_server(grpc_end2end_test_config config) {
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("test_server");
grpc_resource_quota_resize(resource_quota, 5 * 1024 * 1024);
#define NUM_CALLS 100
#define CLIENT_BASE_TAG 1000
#define SERVER_START_BASE_TAG 2000
#define SERVER_RECV_BASE_TAG 3000
#define SERVER_END_BASE_TAG 4000
grpc_arg arg;
arg.key = GRPC_ARG_RESOURCE_QUOTA;
arg.type = GRPC_ARG_POINTER;
arg.value.pointer.p = resource_quota;
arg.value.pointer.vtable = grpc_resource_quota_arg_vtable();
grpc_channel_args args = {1, &arg};
grpc_end2end_test_fixture f =
begin_test(config, "resource_quota_server", NULL, &args);
/* Create large request and response bodies. These are big enough to require
* multiple round trips to deliver to the peer, and their exact contents of
* will be verified on completion. */
grpc_slice request_payload_slice = generate_random_slice();
grpc_call **client_calls = malloc(sizeof(grpc_call *) * NUM_CALLS);
grpc_call **server_calls = malloc(sizeof(grpc_call *) * NUM_CALLS);
grpc_metadata_array *initial_metadata_recv =
malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
grpc_metadata_array *trailing_metadata_recv =
malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
grpc_metadata_array *request_metadata_recv =
malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
grpc_call_details *call_details =
malloc(sizeof(grpc_call_details) * NUM_CALLS);
grpc_status_code *status = malloc(sizeof(grpc_status_code) * NUM_CALLS);
char **details = malloc(sizeof(char *) * NUM_CALLS);
size_t *details_capacity = malloc(sizeof(size_t) * NUM_CALLS);
grpc_byte_buffer **request_payload_recv =
malloc(sizeof(grpc_byte_buffer *) * NUM_CALLS);
int *was_cancelled = malloc(sizeof(int) * NUM_CALLS);
grpc_call_error error;
int pending_client_calls = 0;
int pending_server_start_calls = 0;
int pending_server_recv_calls = 0;
int pending_server_end_calls = 0;
int cancelled_calls_on_client = 0;
int cancelled_calls_on_server = 0;
grpc_byte_buffer *request_payload =
grpc_raw_byte_buffer_create(&request_payload_slice, 1);
grpc_op ops[6];
grpc_op *op;
for (int i = 0; i < NUM_CALLS; i++) {
grpc_metadata_array_init(&initial_metadata_recv[i]);
grpc_metadata_array_init(&trailing_metadata_recv[i]);
grpc_metadata_array_init(&request_metadata_recv[i]);
grpc_call_details_init(&call_details[i]);
details[i] = NULL;
details_capacity[i] = 0;
request_payload_recv[i] = NULL;
was_cancelled[i] = 0;
}
for (int i = 0; i < NUM_CALLS; i++) {
error = grpc_server_request_call(
f.server, &server_calls[i], &call_details[i], &request_metadata_recv[i],
f.cq, f.cq, tag(SERVER_START_BASE_TAG + i));
GPR_ASSERT(GRPC_CALL_OK == error);
pending_server_start_calls++;
}
for (int i = 0; i < NUM_CALLS; i++) {
client_calls[i] = grpc_channel_create_call(
f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, "/foo",
"foo.test.google.fr", n_seconds_time(60), NULL);
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_SEND_MESSAGE;
op->data.send_message = request_payload;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_INITIAL_METADATA;
op->data.recv_initial_metadata = &initial_metadata_recv[i];
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.trailing_metadata =
&trailing_metadata_recv[i];
op->data.recv_status_on_client.status = &status[i];
op->data.recv_status_on_client.status_details = &details[i];
op->data.recv_status_on_client.status_details_capacity =
&details_capacity[i];
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(client_calls[i], ops, (size_t)(op - ops),
tag(CLIENT_BASE_TAG + i), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
pending_client_calls++;
}
while (pending_client_calls + pending_server_recv_calls +
pending_server_end_calls >
0) {
grpc_event ev = grpc_completion_queue_next(f.cq, n_seconds_time(60), NULL);
GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
int ev_tag = (int)(intptr_t)ev.tag;
if (ev_tag < CLIENT_BASE_TAG) {
abort(); /* illegal tag */
} else if (ev_tag < SERVER_START_BASE_TAG) {
/* client call finished */
int call_id = ev_tag - CLIENT_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
switch (status[call_id]) {
case GRPC_STATUS_RESOURCE_EXHAUSTED:
cancelled_calls_on_client++;
break;
case GRPC_STATUS_OK:
break;
default:
gpr_log(GPR_ERROR, "Unexpected status code: %d", status[call_id]);
abort();
}
GPR_ASSERT(pending_client_calls > 0);
grpc_metadata_array_destroy(&initial_metadata_recv[call_id]);
grpc_metadata_array_destroy(&trailing_metadata_recv[call_id]);
grpc_call_destroy(client_calls[call_id]);
gpr_free(details[call_id]);
pending_client_calls--;
} else if (ev_tag < SERVER_RECV_BASE_TAG) {
/* new incoming call to the server */
int call_id = ev_tag - SERVER_START_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
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_MESSAGE;
op->data.recv_message = &request_payload_recv[call_id];
op->flags = 0;
op->reserved = NULL;
op++;
error =
grpc_call_start_batch(server_calls[call_id], ops, (size_t)(op - ops),
tag(SERVER_RECV_BASE_TAG + call_id), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
GPR_ASSERT(pending_server_start_calls > 0);
pending_server_start_calls--;
pending_server_recv_calls++;
grpc_call_details_destroy(&call_details[call_id]);
grpc_metadata_array_destroy(&request_metadata_recv[call_id]);
} else if (ev_tag < SERVER_END_BASE_TAG) {
/* finished read on the server */
int call_id = ev_tag - SERVER_RECV_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
if (ev.success) {
if (request_payload_recv[call_id] != NULL) {
grpc_byte_buffer_destroy(request_payload_recv[call_id]);
request_payload_recv[call_id] = NULL;
}
} else {
GPR_ASSERT(request_payload_recv[call_id] == NULL);
}
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
op->data.recv_close_on_server.cancelled = &was_cancelled[call_id];
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
op->data.send_status_from_server.trailing_metadata_count = 0;
op->data.send_status_from_server.status = GRPC_STATUS_OK;
op->data.send_status_from_server.status_details = "xyz";
op->flags = 0;
op->reserved = NULL;
op++;
error =
grpc_call_start_batch(server_calls[call_id], ops, (size_t)(op - ops),
tag(SERVER_END_BASE_TAG + call_id), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
GPR_ASSERT(pending_server_recv_calls > 0);
pending_server_recv_calls--;
pending_server_end_calls++;
} else {
int call_id = ev_tag - SERVER_END_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
if (was_cancelled[call_id]) {
cancelled_calls_on_server++;
}
GPR_ASSERT(pending_server_end_calls > 0);
pending_server_end_calls--;
grpc_call_destroy(server_calls[call_id]);
}
}
gpr_log(
GPR_INFO,
"Done. %d total calls: %d cancelled at server, %d cancelled at client.",
NUM_CALLS, cancelled_calls_on_server, cancelled_calls_on_client);
/* The call may be cancelled after the server has sent its status but before
* the client has received it. This means that we should see strictly more
* failures on the client than on the server. */
GPR_ASSERT(cancelled_calls_on_client >= cancelled_calls_on_server);
/* However, we shouldn't see radically more... 0.9 is a guessed bound on what
* we'd want that ratio to be... to at least trigger some investigation should
* that ratio become much higher. */
GPR_ASSERT(cancelled_calls_on_server >= 0.9 * cancelled_calls_on_client);
grpc_byte_buffer_destroy(request_payload);
grpc_slice_unref(request_payload_slice);
grpc_resource_quota_unref(resource_quota);
free(client_calls);
free(server_calls);
free(initial_metadata_recv);
free(trailing_metadata_recv);
free(request_metadata_recv);
free(call_details);
free(status);
free(details);
free(details_capacity);
free(request_payload_recv);
free(was_cancelled);
end_test(&f);
config.tear_down_data(&f);
}
static void test_resize_to_zero(void) {
gpr_log(GPR_INFO, "** test_resize_to_zero **");
grpc_resource_quota *q = grpc_resource_quota_create("test_resize_to_zero");
grpc_resource_quota_resize(q, 0);
grpc_resource_quota_unref(q);
}
void resource_quota_server(grpc_end2end_test_config config) {
if (config.feature_mask &
FEATURE_MASK_DOES_NOT_SUPPORT_RESOURCE_QUOTA_SERVER) {
return;
}
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("test_server");
grpc_resource_quota_resize(resource_quota, 5 * 1024 * 1024);
#define NUM_CALLS 100
#define CLIENT_BASE_TAG 1000
#define SERVER_START_BASE_TAG 2000
#define SERVER_RECV_BASE_TAG 3000
#define SERVER_END_BASE_TAG 4000
grpc_arg arg;
arg.key = GRPC_ARG_RESOURCE_QUOTA;
arg.type = GRPC_ARG_POINTER;
arg.value.pointer.p = resource_quota;
arg.value.pointer.vtable = grpc_resource_quota_arg_vtable();
grpc_channel_args args = {1, &arg};
grpc_end2end_test_fixture f =
begin_test(config, "resource_quota_server", NULL, &args);
/* Create large request and response bodies. These are big enough to require
* multiple round trips to deliver to the peer, and their exact contents of
* will be verified on completion. */
grpc_slice request_payload_slice = generate_random_slice();
grpc_call **client_calls = malloc(sizeof(grpc_call *) * NUM_CALLS);
grpc_call **server_calls = malloc(sizeof(grpc_call *) * NUM_CALLS);
grpc_metadata_array *initial_metadata_recv =
malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
grpc_metadata_array *trailing_metadata_recv =
malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
grpc_metadata_array *request_metadata_recv =
malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
grpc_call_details *call_details =
malloc(sizeof(grpc_call_details) * NUM_CALLS);
grpc_status_code *status = malloc(sizeof(grpc_status_code) * NUM_CALLS);
grpc_slice *details = malloc(sizeof(grpc_slice) * NUM_CALLS);
grpc_byte_buffer **request_payload_recv =
malloc(sizeof(grpc_byte_buffer *) * NUM_CALLS);
int *was_cancelled = malloc(sizeof(int) * NUM_CALLS);
grpc_call_error error;
int pending_client_calls = 0;
int pending_server_start_calls = 0;
int pending_server_recv_calls = 0;
int pending_server_end_calls = 0;
int cancelled_calls_on_client = 0;
int cancelled_calls_on_server = 0;
int deadline_exceeded = 0;
int unavailable = 0;
grpc_byte_buffer *request_payload =
grpc_raw_byte_buffer_create(&request_payload_slice, 1);
grpc_op ops[6];
grpc_op *op;
for (int i = 0; i < NUM_CALLS; i++) {
grpc_metadata_array_init(&initial_metadata_recv[i]);
grpc_metadata_array_init(&trailing_metadata_recv[i]);
grpc_metadata_array_init(&request_metadata_recv[i]);
grpc_call_details_init(&call_details[i]);
request_payload_recv[i] = NULL;
was_cancelled[i] = 0;
}
for (int i = 0; i < NUM_CALLS; i++) {
error = grpc_server_request_call(
f.server, &server_calls[i], &call_details[i], &request_metadata_recv[i],
f.cq, f.cq, tag(SERVER_START_BASE_TAG + i));
GPR_ASSERT(GRPC_CALL_OK == error);
pending_server_start_calls++;
}
for (int i = 0; i < NUM_CALLS; i++) {
client_calls[i] = 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", config),
n_seconds_from_now(60), NULL);
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_MESSAGE;
op->data.send_message.send_message = request_payload;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
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[i];
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.trailing_metadata =
&trailing_metadata_recv[i];
op->data.recv_status_on_client.status = &status[i];
op->data.recv_status_on_client.status_details = &details[i];
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(client_calls[i], ops, (size_t)(op - ops),
tag(CLIENT_BASE_TAG + i), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
pending_client_calls++;
}
while (pending_client_calls + pending_server_recv_calls +
pending_server_end_calls >
0) {
grpc_event ev =
grpc_completion_queue_next(f.cq, n_seconds_from_now(60), NULL);
GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
int ev_tag = (int)(intptr_t)ev.tag;
if (ev_tag < CLIENT_BASE_TAG) {
abort(); /* illegal tag */
} else if (ev_tag < SERVER_START_BASE_TAG) {
/* client call finished */
int call_id = ev_tag - CLIENT_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
switch (status[call_id]) {
case GRPC_STATUS_RESOURCE_EXHAUSTED:
cancelled_calls_on_client++;
break;
case GRPC_STATUS_DEADLINE_EXCEEDED:
deadline_exceeded++;
break;
case GRPC_STATUS_UNAVAILABLE:
unavailable++;
break;
case GRPC_STATUS_OK:
break;
default:
gpr_log(GPR_ERROR, "Unexpected status code: %d", status[call_id]);
abort();
}
GPR_ASSERT(pending_client_calls > 0);
grpc_metadata_array_destroy(&initial_metadata_recv[call_id]);
grpc_metadata_array_destroy(&trailing_metadata_recv[call_id]);
grpc_call_unref(client_calls[call_id]);
grpc_slice_unref(details[call_id]);
pending_client_calls--;
} else if (ev_tag < SERVER_RECV_BASE_TAG) {
/* new incoming call to the server */
int call_id = ev_tag - SERVER_START_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
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_MESSAGE;
op->data.recv_message.recv_message = &request_payload_recv[call_id];
op->flags = 0;
op->reserved = NULL;
op++;
error =
grpc_call_start_batch(server_calls[call_id], ops, (size_t)(op - ops),
tag(SERVER_RECV_BASE_TAG + call_id), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
GPR_ASSERT(pending_server_start_calls > 0);
pending_server_start_calls--;
pending_server_recv_calls++;
grpc_call_details_destroy(&call_details[call_id]);
grpc_metadata_array_destroy(&request_metadata_recv[call_id]);
} else if (ev_tag < SERVER_END_BASE_TAG) {
/* finished read on the server */
int call_id = ev_tag - SERVER_RECV_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
if (ev.success) {
if (request_payload_recv[call_id] != NULL) {
grpc_byte_buffer_destroy(request_payload_recv[call_id]);
request_payload_recv[call_id] = NULL;
}
} else {
GPR_ASSERT(request_payload_recv[call_id] == NULL);
}
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
op->data.recv_close_on_server.cancelled = &was_cancelled[call_id];
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
op->data.send_status_from_server.trailing_metadata_count = 0;
op->data.send_status_from_server.status = GRPC_STATUS_OK;
grpc_slice status_details = grpc_slice_from_static_string("xyz");
op->data.send_status_from_server.status_details = &status_details;
op->flags = 0;
op->reserved = NULL;
op++;
error =
grpc_call_start_batch(server_calls[call_id], ops, (size_t)(op - ops),
tag(SERVER_END_BASE_TAG + call_id), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
GPR_ASSERT(pending_server_recv_calls > 0);
pending_server_recv_calls--;
pending_server_end_calls++;
} else {
int call_id = ev_tag - SERVER_END_BASE_TAG;
GPR_ASSERT(call_id >= 0);
GPR_ASSERT(call_id < NUM_CALLS);
if (was_cancelled[call_id]) {
cancelled_calls_on_server++;
}
GPR_ASSERT(pending_server_end_calls > 0);
pending_server_end_calls--;
grpc_call_unref(server_calls[call_id]);
}
}
gpr_log(GPR_INFO,
"Done. %d total calls: %d cancelled at server, %d cancelled at "
"client, %d timed out, %d unavailable.",
NUM_CALLS, cancelled_calls_on_server, cancelled_calls_on_client,
deadline_exceeded, unavailable);
grpc_byte_buffer_destroy(request_payload);
grpc_slice_unref(request_payload_slice);
grpc_resource_quota_unref(resource_quota);
end_test(&f);
config.tear_down_data(&f);
free(client_calls);
free(server_calls);
free(initial_metadata_recv);
free(trailing_metadata_recv);
free(request_metadata_recv);
free(call_details);
free(status);
free(details);
free(request_payload_recv);
free(was_cancelled);
}