static void jwt_reset_cache(grpc_exec_ctx *exec_ctx,
grpc_service_account_jwt_access_credentials *c) {
if (c->cached.jwt_md != NULL) {
grpc_credentials_md_store_unref(exec_ctx, c->cached.jwt_md);
c->cached.jwt_md = NULL;
}
if (c->cached.service_url != NULL) {
gpr_free(c->cached.service_url);
c->cached.service_url = NULL;
}
c->cached.jwt_expiration = gpr_inf_past(GPR_CLOCK_REALTIME);
}
gpr_timespec pygrpc_cast_double_to_gpr_timespec(double seconds) {
gpr_timespec result;
if (pygrpc_isinf(seconds)) {
result = seconds > 0.0 ? gpr_inf_future(GPR_CLOCK_REALTIME)
: gpr_inf_past(GPR_CLOCK_REALTIME);
} else {
result.tv_sec = (time_t)seconds;
result.tv_nsec = ((seconds - result.tv_sec) * 1e9);
result.clock_type = GPR_CLOCK_REALTIME;
}
return result;
}
static void test_shutdown_then_next_polling(void) {
grpc_completion_queue *cc;
grpc_event event;
LOG_TEST("test_shutdown_then_next_polling");
cc = grpc_completion_queue_create(NULL);
grpc_completion_queue_shutdown(cc);
event =
grpc_completion_queue_next(cc, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
GPR_ASSERT(event.type == GRPC_QUEUE_SHUTDOWN);
grpc_completion_queue_destroy(cc);
}
gpr_timespec gpr_time_from_minutes(long m, gpr_clock_type type) {
gpr_timespec result;
result.clock_type = type;
if (m >= LONG_MAX / 60) {
result = gpr_inf_future(type);
} else if (m <= LONG_MIN / 60) {
result = gpr_inf_past(type);
} else {
result.tv_sec = m * 60;
result.tv_nsec = 0;
}
return result;
}
gpr_timespec gpr_time_from_hours(long h, gpr_clock_type type) {
gpr_timespec result;
result.clock_type = type;
if (h >= LONG_MAX / 3600) {
result = gpr_inf_future(type);
} else if (h <= LONG_MIN / 3600) {
result = gpr_inf_past(type);
} else {
result.tv_sec = h * 3600;
result.tv_nsec = 0;
}
return result;
}
gpr_timespec gpr_time_from_seconds(long s, gpr_clock_type type) {
gpr_timespec result;
result.clock_type = type;
if (s == LONG_MAX) {
result = gpr_inf_future(type);
} else if (s == LONG_MIN) {
result = gpr_inf_past(type);
} else {
result.tv_sec = s;
result.tv_nsec = 0;
}
return result;
}
static grpc_error *init_data_frame_parser(grpc_exec_ctx *exec_ctx,
grpc_chttp2_transport *t) {
grpc_chttp2_stream *s =
grpc_chttp2_parsing_lookup_stream(t, t->incoming_stream_id);
grpc_error *err = GRPC_ERROR_NONE;
err = grpc_chttp2_flowctl_recv_data(&t->flow_control,
s == NULL ? NULL : &s->flow_control,
t->incoming_frame_size);
grpc_chttp2_act_on_flowctl_action(
exec_ctx, grpc_chttp2_flowctl_get_action(
&t->flow_control, s == NULL ? NULL : &s->flow_control),
t, s);
if (err != GRPC_ERROR_NONE) {
goto error_handler;
}
if (s == NULL) {
return init_skip_frame_parser(exec_ctx, t, 0);
}
s->received_bytes += t->incoming_frame_size;
s->stats.incoming.framing_bytes += 9;
if (err == GRPC_ERROR_NONE && s->read_closed) {
return init_skip_frame_parser(exec_ctx, t, 0);
}
if (err == GRPC_ERROR_NONE) {
err = grpc_chttp2_data_parser_begin_frame(
&s->data_parser, t->incoming_frame_flags, s->id, s);
}
error_handler:
if (err == GRPC_ERROR_NONE) {
t->incoming_stream = s;
/* t->parser = grpc_chttp2_data_parser_parse;*/
t->parser = grpc_chttp2_data_parser_parse;
t->parser_data = &s->data_parser;
t->ping_state.pings_before_data_required =
t->ping_policy.max_pings_without_data;
t->ping_state.last_ping_sent_time = gpr_inf_past(GPR_CLOCK_MONOTONIC);
return GRPC_ERROR_NONE;
} else if (grpc_error_get_int(err, GRPC_ERROR_INT_STREAM_ID, NULL)) {
/* handle stream errors by closing the stream */
if (s != NULL) {
grpc_chttp2_mark_stream_closed(exec_ctx, t, s, true, false, err);
}
grpc_slice_buffer_add(
&t->qbuf, grpc_chttp2_rst_stream_create(t->incoming_stream_id,
GRPC_HTTP2_PROTOCOL_ERROR,
&s->stats.outgoing));
return init_skip_frame_parser(exec_ctx, t, 0);
} else {
return err;
}
}
gpr_timespec gpr_time_from_micros(int64_t us, gpr_clock_type type) {
gpr_timespec result;
result.clock_type = type;
if (us == INT64_MAX) {
result = gpr_inf_future(type);
} else if (us == INT64_MIN) {
result = gpr_inf_past(type);
} else if (us >= 0) {
result.tv_sec = us / 1000000;
result.tv_nsec = (int32_t)((us - result.tv_sec * 1000000) * 1000);
} else {
/* Calculation carefully formulated to avoid any possible under/overflow. */
result.tv_sec = (-(999999 - (us + 1000000)) / 1000000) - 1;
result.tv_nsec = (int32_t)((us - result.tv_sec * 1000000) * 1000);
}
return result;
}
gpr_timespec gpr_time_from_millis(long ms, gpr_clock_type type) {
gpr_timespec result;
result.clock_type = type;
if (ms == LONG_MAX) {
result = gpr_inf_future(type);
} else if (ms == LONG_MIN) {
result = gpr_inf_past(type);
} else if (ms >= 0) {
result.tv_sec = ms / 1000;
result.tv_nsec = (gpr_int32)((ms - result.tv_sec * 1000) * 1000000);
} else {
/* Calculation carefully formulated to avoid any possible under/overflow. */
result.tv_sec = (-(999 - (ms + 1000)) / 1000) - 1;
result.tv_nsec = (gpr_int32)((ms - result.tv_sec * 1000) * 1000000);
}
return result;
}
gpr_timespec gpr_time_from_nanos(long ns, gpr_clock_type type) {
gpr_timespec result;
result.clock_type = type;
if (ns == LONG_MAX) {
result = gpr_inf_future(type);
} else if (ns == LONG_MIN) {
result = gpr_inf_past(type);
} else if (ns >= 0) {
result.tv_sec = ns / GPR_NS_PER_SEC;
result.tv_nsec = (gpr_int32)(ns - result.tv_sec * GPR_NS_PER_SEC);
} else {
/* Calculation carefully formulated to avoid any possible under/overflow. */
result.tv_sec = (-(999999999 - (ns + GPR_NS_PER_SEC)) / GPR_NS_PER_SEC) - 1;
result.tv_nsec = (gpr_int32)(ns - result.tv_sec * GPR_NS_PER_SEC);
}
return result;
}
static void test_cq_end_op(void) {
grpc_event ev;
grpc_completion_queue *cc;
grpc_cq_completion completion;
void *tag = create_test_tag();
LOG_TEST("test_cq_end_op");
cc = grpc_completion_queue_create(NULL);
grpc_cq_begin_op(cc);
grpc_cq_end_op(cc, tag, 1, do_nothing_end_completion, NULL, &completion);
ev = grpc_completion_queue_next(cc, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
GPR_ASSERT(ev.tag == tag);
GPR_ASSERT(ev.success);
shutdown_and_destroy(cc);
}
static void on_oauth2_token_fetcher_http_response(
void *user_data, const grpc_httpcli_response *response) {
grpc_credentials_metadata_request *r =
(grpc_credentials_metadata_request *)user_data;
grpc_oauth2_token_fetcher_credentials *c =
(grpc_oauth2_token_fetcher_credentials *)r->creds;
gpr_timespec token_lifetime;
grpc_credentials_status status;
gpr_mu_lock(&c->mu);
status = grpc_oauth2_token_fetcher_credentials_parse_server_response(
response, &c->access_token_md, &token_lifetime);
if (status == GRPC_CREDENTIALS_OK) {
c->token_expiration =
gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), token_lifetime);
r->cb(r->user_data, c->access_token_md->entries,
c->access_token_md->num_entries, status);
} else {
c->token_expiration = gpr_inf_past(GPR_CLOCK_REALTIME);
r->cb(r->user_data, NULL, 0, status);
}
gpr_mu_unlock(&c->mu);
grpc_credentials_metadata_request_destroy(r);
}
static void simple_request_body(grpc_end2end_test_fixture f, size_t num_ops) {
grpc_call *c;
gpr_timespec deadline = gpr_inf_past(GPR_CLOCK_REALTIME);
cq_verifier *cqv = cq_verifier_create(f.cq);
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;
char *details = NULL;
size_t details_capacity = 0;
gpr_log(GPR_DEBUG, "test with %d ops", num_ops);
c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
"/foo", "foo.test.google.fr:1234", deadline,
NULL);
GPR_ASSERT(c);
grpc_metadata_array_init(&initial_metadata_recv);
grpc_metadata_array_init(&trailing_metadata_recv);
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->data.recv_status_on_client.status_details_capacity = &details_capacity;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_INITIAL_METADATA;
op->data.recv_initial_metadata = &initial_metadata_recv;
op->flags = 0;
op->reserved = NULL;
op++;
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_CLOSE_FROM_CLIENT;
op->flags = 0;
op->reserved = NULL;
op++;
GPR_ASSERT(num_ops <= (size_t)(op - ops));
error = grpc_call_start_batch(c, ops, num_ops, tag(1), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
cq_expect_completion(cqv, tag(1), 1);
cq_verify(cqv);
GPR_ASSERT(status == GRPC_STATUS_DEADLINE_EXCEEDED);
gpr_free(details);
grpc_metadata_array_destroy(&initial_metadata_recv);
grpc_metadata_array_destroy(&trailing_metadata_recv);
grpc_call_destroy(c);
cq_verifier_destroy(cqv);
}
gpr_timespec grpc_jwt_claims_not_before(const grpc_jwt_claims *claims) {
if (claims == NULL) return gpr_inf_past(GPR_CLOCK_REALTIME);
return claims->nbf;
}
gpr_timespec grpc_jwt_claims_issued_at(const grpc_jwt_claims *claims) {
if (claims == NULL) return gpr_inf_past(GPR_CLOCK_REALTIME);
return claims->iat;
}
void grpc_pollset_work(grpc_exec_ctx *exec_ctx, grpc_pollset *pollset,
grpc_pollset_worker **worker_hdl, gpr_timespec now,
gpr_timespec deadline) {
grpc_pollset_worker worker;
*worker_hdl = &worker;
/* pollset->mu already held */
int added_worker = 0;
int locked = 1;
int queued_work = 0;
int keep_polling = 0;
GPR_TIMER_BEGIN("grpc_pollset_work", 0);
/* this must happen before we (potentially) drop pollset->mu */
worker.next = worker.prev = NULL;
worker.reevaluate_polling_on_wakeup = 0;
if (pollset->local_wakeup_cache != NULL) {
worker.wakeup_fd = pollset->local_wakeup_cache;
pollset->local_wakeup_cache = worker.wakeup_fd->next;
} else {
worker.wakeup_fd = gpr_malloc(sizeof(*worker.wakeup_fd));
grpc_wakeup_fd_init(&worker.wakeup_fd->fd);
}
worker.kicked_specifically = 0;
/* If there's work waiting for the pollset to be idle, and the
pollset is idle, then do that work */
if (!grpc_pollset_has_workers(pollset) &&
!grpc_closure_list_empty(pollset->idle_jobs)) {
GPR_TIMER_MARK("grpc_pollset_work.idle_jobs", 0);
grpc_exec_ctx_enqueue_list(exec_ctx, &pollset->idle_jobs, NULL);
goto done;
}
/* If we're shutting down then we don't execute any extended work */
if (pollset->shutting_down) {
GPR_TIMER_MARK("grpc_pollset_work.shutting_down", 0);
goto done;
}
/* Give do_promote priority so we don't starve it out */
if (pollset->in_flight_cbs) {
GPR_TIMER_MARK("grpc_pollset_work.in_flight_cbs", 0);
gpr_mu_unlock(&pollset->mu);
locked = 0;
goto done;
}
/* Start polling, and keep doing so while we're being asked to
re-evaluate our pollers (this allows poll() based pollers to
ensure they don't miss wakeups) */
keep_polling = 1;
while (keep_polling) {
keep_polling = 0;
if (!pollset->kicked_without_pollers) {
if (!added_worker) {
push_front_worker(pollset, &worker);
added_worker = 1;
gpr_tls_set(&g_current_thread_worker, (intptr_t)&worker);
}
gpr_tls_set(&g_current_thread_poller, (intptr_t)pollset);
GPR_TIMER_BEGIN("maybe_work_and_unlock", 0);
pollset->vtable->maybe_work_and_unlock(exec_ctx, pollset, &worker,
deadline, now);
GPR_TIMER_END("maybe_work_and_unlock", 0);
locked = 0;
gpr_tls_set(&g_current_thread_poller, 0);
} else {
GPR_TIMER_MARK("grpc_pollset_work.kicked_without_pollers", 0);
pollset->kicked_without_pollers = 0;
}
/* Finished execution - start cleaning up.
Note that we may arrive here from outside the enclosing while() loop.
In that case we won't loop though as we haven't added worker to the
worker list, which means nobody could ask us to re-evaluate polling). */
done:
if (!locked) {
queued_work |= grpc_exec_ctx_flush(exec_ctx);
gpr_mu_lock(&pollset->mu);
locked = 1;
}
/* If we're forced to re-evaluate polling (via grpc_pollset_kick with
GRPC_POLLSET_REEVALUATE_POLLING_ON_WAKEUP) then we land here and force
a loop */
if (worker.reevaluate_polling_on_wakeup) {
worker.reevaluate_polling_on_wakeup = 0;
pollset->kicked_without_pollers = 0;
if (queued_work || worker.kicked_specifically) {
/* If there's queued work on the list, then set the deadline to be
immediate so we get back out of the polling loop quickly */
deadline = gpr_inf_past(GPR_CLOCK_MONOTONIC);
}
keep_polling = 1;
}
}
if (added_worker) {
remove_worker(pollset, &worker);
gpr_tls_set(&g_current_thread_worker, 0);
}
/* release wakeup fd to the local pool */
worker.wakeup_fd->next = pollset->local_wakeup_cache;
pollset->local_wakeup_cache = worker.wakeup_fd;
/* check shutdown conditions */
if (pollset->shutting_down) {
if (grpc_pollset_has_workers(pollset)) {
grpc_pollset_kick(pollset, NULL);
} else if (!pollset->called_shutdown && pollset->in_flight_cbs == 0) {
pollset->called_shutdown = 1;
gpr_mu_unlock(&pollset->mu);
finish_shutdown(exec_ctx, pollset);
grpc_exec_ctx_flush(exec_ctx);
/* Continuing to access pollset here is safe -- it is the caller's
* responsibility to not destroy when it has outstanding calls to
* grpc_pollset_work.
* TODO(dklempner): Can we refactor the shutdown logic to avoid this? */
gpr_mu_lock(&pollset->mu);
} else if (!grpc_closure_list_empty(pollset->idle_jobs)) {
grpc_exec_ctx_enqueue_list(exec_ctx, &pollset->idle_jobs, NULL);
gpr_mu_unlock(&pollset->mu);
grpc_exec_ctx_flush(exec_ctx);
gpr_mu_lock(&pollset->mu);
}
}
*worker_hdl = NULL;
GPR_TIMER_END("grpc_pollset_work", 0);
}
GPR_EXPORT gpr_timespec GPR_CALLTYPE gprsharp_inf_past(gpr_clock_type clock_type) {
return gpr_inf_past(clock_type);
}
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
grpc_test_only_set_metadata_hash_seed(0);
if (squelch) gpr_set_log_function(dont_log);
input_stream inp = {data, data + size};
grpc_resolve_address = my_resolve_address;
grpc_tcp_client_connect_impl = my_tcp_client_connect;
gpr_now_impl = now_impl;
grpc_init();
GPR_ASSERT(g_channel == NULL);
GPR_ASSERT(g_server == NULL);
bool server_shutdown = false;
int pending_server_shutdowns = 0;
int pending_channel_watches = 0;
int pending_pings = 0;
g_active_call = new_call(NULL, ROOT);
grpc_completion_queue *cq = grpc_completion_queue_create(NULL);
while (!is_eof(&inp) || g_channel != NULL || g_server != NULL ||
pending_channel_watches > 0 || pending_pings > 0 ||
g_active_call->type != ROOT || g_active_call->next != g_active_call) {
if (is_eof(&inp)) {
if (g_channel != NULL) {
grpc_channel_destroy(g_channel);
g_channel = NULL;
}
if (g_server != NULL) {
if (!server_shutdown) {
grpc_server_shutdown_and_notify(
g_server, cq, create_validator(assert_success_and_decrement,
&pending_server_shutdowns));
server_shutdown = true;
pending_server_shutdowns++;
} else if (pending_server_shutdowns == 0) {
grpc_server_destroy(g_server);
g_server = NULL;
}
}
call_state *s = g_active_call;
do {
if (s->type != PENDING_SERVER && s->call != NULL) {
s = destroy_call(s);
} else {
s = s->next;
}
} while (s != g_active_call);
g_now = gpr_time_add(g_now, gpr_time_from_seconds(1, GPR_TIMESPAN));
}
switch (next_byte(&inp)) {
// terminate on bad bytes
default:
end(&inp);
break;
// tickle completion queue
case 0: {
grpc_event ev = grpc_completion_queue_next(
cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
switch (ev.type) {
case GRPC_OP_COMPLETE: {
validator *v = ev.tag;
v->validate(v->arg, ev.success);
gpr_free(v);
break;
}
case GRPC_QUEUE_TIMEOUT:
break;
case GRPC_QUEUE_SHUTDOWN:
abort();
break;
}
break;
}
// increment global time
case 1: {
g_now = gpr_time_add(
g_now, gpr_time_from_micros(read_uint32(&inp), GPR_TIMESPAN));
break;
}
// create an insecure channel
case 2: {
if (g_channel == NULL) {
char *target = read_string(&inp);
char *target_uri;
gpr_asprintf(&target_uri, "dns:%s", target);
grpc_channel_args *args = read_args(&inp);
g_channel = grpc_insecure_channel_create(target_uri, args, NULL);
GPR_ASSERT(g_channel != NULL);
grpc_channel_args_destroy(args);
gpr_free(target_uri);
gpr_free(target);
} else {
end(&inp);
}
break;
}
// destroy a channel
case 3: {
if (g_channel != NULL) {
grpc_channel_destroy(g_channel);
g_channel = NULL;
} else {
end(&inp);
}
break;
}
// bring up a server
case 4: {
if (g_server == NULL) {
grpc_channel_args *args = read_args(&inp);
g_server = grpc_server_create(args, NULL);
GPR_ASSERT(g_server != NULL);
grpc_channel_args_destroy(args);
grpc_server_register_completion_queue(g_server, cq, NULL);
grpc_server_start(g_server);
server_shutdown = false;
GPR_ASSERT(pending_server_shutdowns == 0);
} else {
end(&inp);
}
}
// begin server shutdown
case 5: {
if (g_server != NULL) {
grpc_server_shutdown_and_notify(
g_server, cq, create_validator(assert_success_and_decrement,
&pending_server_shutdowns));
pending_server_shutdowns++;
server_shutdown = true;
} else {
end(&inp);
}
break;
}
// cancel all calls if shutdown
case 6: {
if (g_server != NULL && server_shutdown) {
grpc_server_cancel_all_calls(g_server);
} else {
end(&inp);
}
break;
}
// destroy server
case 7: {
if (g_server != NULL && server_shutdown &&
pending_server_shutdowns == 0) {
grpc_server_destroy(g_server);
g_server = NULL;
} else {
end(&inp);
}
break;
}
// check connectivity
case 8: {
if (g_channel != NULL) {
uint8_t try_to_connect = next_byte(&inp);
if (try_to_connect == 0 || try_to_connect == 1) {
grpc_channel_check_connectivity_state(g_channel, try_to_connect);
} else {
end(&inp);
}
} else {
end(&inp);
}
break;
}
// watch connectivity
case 9: {
if (g_channel != NULL) {
grpc_connectivity_state st =
grpc_channel_check_connectivity_state(g_channel, 0);
if (st != GRPC_CHANNEL_FATAL_FAILURE) {
gpr_timespec deadline = gpr_time_add(
gpr_now(GPR_CLOCK_REALTIME),
gpr_time_from_micros(read_uint32(&inp), GPR_TIMESPAN));
grpc_channel_watch_connectivity_state(
g_channel, st, deadline, cq,
create_validator(validate_connectivity_watch,
make_connectivity_watch(
deadline, &pending_channel_watches)));
pending_channel_watches++;
}
} else {
end(&inp);
}
break;
}
// create a call
case 10: {
bool ok = true;
if (g_channel == NULL) ok = false;
grpc_call *parent_call = NULL;
if (g_active_call->type != ROOT) {
if (g_active_call->call == NULL || g_active_call->type == CLIENT) {
end(&inp);
break;
}
parent_call = g_active_call->call;
}
uint32_t propagation_mask = read_uint32(&inp);
char *method = read_string(&inp);
char *host = read_string(&inp);
gpr_timespec deadline =
gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
gpr_time_from_micros(read_uint32(&inp), GPR_TIMESPAN));
if (ok) {
call_state *cs = new_call(g_active_call, CLIENT);
cs->call =
grpc_channel_create_call(g_channel, parent_call, propagation_mask,
cq, method, host, deadline, NULL);
} else {
end(&inp);
}
gpr_free(method);
gpr_free(host);
break;
}
// switch the 'current' call
case 11: {
g_active_call = g_active_call->next;
break;
}
// queue some ops on a call
case 12: {
if (g_active_call->type == PENDING_SERVER ||
g_active_call->type == ROOT || g_active_call->call == NULL) {
end(&inp);
break;
}
size_t num_ops = next_byte(&inp);
if (num_ops > 6) {
end(&inp);
break;
}
grpc_op *ops = gpr_malloc(sizeof(grpc_op) * num_ops);
bool ok = true;
size_t i;
grpc_op *op;
for (i = 0; i < num_ops; i++) {
op = &ops[i];
switch (next_byte(&inp)) {
default:
/* invalid value */
op->op = (grpc_op_type)-1;
ok = false;
break;
case GRPC_OP_SEND_INITIAL_METADATA:
op->op = GRPC_OP_SEND_INITIAL_METADATA;
read_metadata(&inp, &op->data.send_initial_metadata.count,
&op->data.send_initial_metadata.metadata,
g_active_call);
break;
case GRPC_OP_SEND_MESSAGE:
op->op = GRPC_OP_SEND_MESSAGE;
op->data.send_message = read_message(&inp);
break;
case GRPC_OP_SEND_CLOSE_FROM_CLIENT:
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
break;
case GRPC_OP_SEND_STATUS_FROM_SERVER:
op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
read_metadata(
&inp,
&op->data.send_status_from_server.trailing_metadata_count,
&op->data.send_status_from_server.trailing_metadata,
g_active_call);
op->data.send_status_from_server.status = next_byte(&inp);
op->data.send_status_from_server.status_details =
read_string(&inp);
break;
case GRPC_OP_RECV_INITIAL_METADATA:
op->op = GRPC_OP_RECV_INITIAL_METADATA;
op->data.recv_initial_metadata =
&g_active_call->recv_initial_metadata;
break;
case GRPC_OP_RECV_MESSAGE:
op->op = GRPC_OP_RECV_MESSAGE;
op->data.recv_message = &g_active_call->recv_message;
break;
case GRPC_OP_RECV_STATUS_ON_CLIENT:
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.status = &g_active_call->status;
op->data.recv_status_on_client.trailing_metadata =
&g_active_call->recv_trailing_metadata;
op->data.recv_status_on_client.status_details =
&g_active_call->recv_status_details;
op->data.recv_status_on_client.status_details_capacity =
&g_active_call->recv_status_details_capacity;
break;
case GRPC_OP_RECV_CLOSE_ON_SERVER:
op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
op->data.recv_close_on_server.cancelled =
&g_active_call->cancelled;
break;
}
op->reserved = NULL;
op->flags = read_uint32(&inp);
}
if (ok) {
validator *v = create_validator(finished_batch, g_active_call);
g_active_call->pending_ops++;
grpc_call_error error =
grpc_call_start_batch(g_active_call->call, ops, num_ops, v, NULL);
if (error != GRPC_CALL_OK) {
v->validate(v->arg, false);
gpr_free(v);
}
} else {
end(&inp);
}
for (i = 0; i < num_ops; i++) {
op = &ops[i];
switch (op->op) {
case GRPC_OP_SEND_INITIAL_METADATA:
break;
case GRPC_OP_SEND_MESSAGE:
grpc_byte_buffer_destroy(op->data.send_message);
break;
case GRPC_OP_SEND_STATUS_FROM_SERVER:
gpr_free((void *)op->data.send_status_from_server.status_details);
break;
case GRPC_OP_SEND_CLOSE_FROM_CLIENT:
case GRPC_OP_RECV_INITIAL_METADATA:
case GRPC_OP_RECV_MESSAGE:
case GRPC_OP_RECV_STATUS_ON_CLIENT:
case GRPC_OP_RECV_CLOSE_ON_SERVER:
break;
}
}
gpr_free(ops);
break;
}
// cancel current call
case 13: {
if (g_active_call->type != ROOT && g_active_call->call != NULL) {
grpc_call_cancel(g_active_call->call, NULL);
} else {
end(&inp);
}
break;
}
// get a calls peer
case 14: {
if (g_active_call->type != ROOT && g_active_call->call != NULL) {
free_non_null(grpc_call_get_peer(g_active_call->call));
} else {
end(&inp);
}
break;
}
// get a channels target
case 15: {
if (g_channel != NULL) {
free_non_null(grpc_channel_get_target(g_channel));
} else {
end(&inp);
}
break;
}
// send a ping on a channel
case 16: {
if (g_channel != NULL) {
pending_pings++;
grpc_channel_ping(g_channel, cq,
create_validator(decrement, &pending_pings), NULL);
} else {
end(&inp);
}
break;
}
// enable a tracer
case 17: {
char *tracer = read_string(&inp);
grpc_tracer_set_enabled(tracer, 1);
gpr_free(tracer);
break;
}
// disable a tracer
case 18: {
char *tracer = read_string(&inp);
grpc_tracer_set_enabled(tracer, 0);
gpr_free(tracer);
break;
}
// request a server call
case 19: {
if (g_server == NULL) {
end(&inp);
break;
}
call_state *cs = new_call(g_active_call, PENDING_SERVER);
cs->pending_ops++;
validator *v = create_validator(finished_request_call, cs);
grpc_call_error error =
grpc_server_request_call(g_server, &cs->call, &cs->call_details,
&cs->recv_initial_metadata, cq, cq, v);
if (error != GRPC_CALL_OK) {
v->validate(v->arg, false);
gpr_free(v);
}
break;
}
// destroy a call
case 20: {
if (g_active_call->type != ROOT &&
g_active_call->type != PENDING_SERVER &&
g_active_call->call != NULL) {
destroy_call(g_active_call);
} else {
end(&inp);
}
break;
}
}
}
GPR_ASSERT(g_channel == NULL);
GPR_ASSERT(g_server == NULL);
GPR_ASSERT(g_active_call->type == ROOT);
GPR_ASSERT(g_active_call->next == g_active_call);
gpr_free(g_active_call);
grpc_completion_queue_shutdown(cq);
GPR_ASSERT(
grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL)
.type == GRPC_QUEUE_SHUTDOWN);
grpc_completion_queue_destroy(cq);
grpc_shutdown();
return 0;
}
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
grpc_test_only_set_slice_hash_seed(0);
struct grpc_memory_counters counters;
if (squelch) gpr_set_log_function(dont_log);
if (leak_check) grpc_memory_counters_init();
grpc_init();
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_executor_set_threading(&exec_ctx, false);
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("server_fuzzer");
grpc_endpoint *mock_endpoint =
grpc_mock_endpoint_create(discard_write, resource_quota);
grpc_resource_quota_unref_internal(&exec_ctx, resource_quota);
grpc_mock_endpoint_put_read(
&exec_ctx, mock_endpoint,
grpc_slice_from_copied_buffer((const char *)data, size));
grpc_server *server = grpc_server_create(NULL, NULL);
grpc_completion_queue *cq = grpc_completion_queue_create_for_next(NULL);
grpc_server_register_completion_queue(server, cq, NULL);
// TODO(ctiller): add registered methods (one for POST, one for PUT)
// void *registered_method =
// grpc_server_register_method(server, "/reg", NULL, 0);
grpc_server_start(server);
grpc_transport *transport =
grpc_create_chttp2_transport(&exec_ctx, NULL, mock_endpoint, 0);
grpc_server_setup_transport(&exec_ctx, server, transport, NULL, NULL);
grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL);
grpc_call *call1 = NULL;
grpc_call_details call_details1;
grpc_metadata_array request_metadata1;
grpc_call_details_init(&call_details1);
grpc_metadata_array_init(&request_metadata1);
int requested_calls = 0;
GPR_ASSERT(GRPC_CALL_OK ==
grpc_server_request_call(server, &call1, &call_details1,
&request_metadata1, cq, cq, tag(1)));
requested_calls++;
grpc_event ev;
while (1) {
grpc_exec_ctx_flush(&exec_ctx);
ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
switch (ev.type) {
case GRPC_QUEUE_TIMEOUT:
goto done;
case GRPC_QUEUE_SHUTDOWN:
break;
case GRPC_OP_COMPLETE:
switch (detag(ev.tag)) {
case 1:
requested_calls--;
// TODO(ctiller): keep reading that call!
break;
}
}
}
done:
if (call1 != NULL) grpc_call_unref(call1);
grpc_call_details_destroy(&call_details1);
grpc_metadata_array_destroy(&request_metadata1);
grpc_server_shutdown_and_notify(server, cq, tag(0xdead));
grpc_server_cancel_all_calls(server);
for (int i = 0; i <= requested_calls; i++) {
ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
}
grpc_completion_queue_shutdown(cq);
for (int i = 0; i <= requested_calls; i++) {
ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
GPR_ASSERT(ev.type == GRPC_QUEUE_SHUTDOWN);
}
grpc_server_destroy(server);
grpc_completion_queue_destroy(cq);
grpc_shutdown();
if (leak_check) {
counters = grpc_memory_counters_snapshot();
grpc_memory_counters_destroy();
GPR_ASSERT(counters.total_size_relative == 0);
}
return 0;
}
int main(int argc, char **argv) {
int i;
grpc_test_init(argc, argv);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_OK, GRPC_HTTP2_NO_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_CANCELLED, GRPC_HTTP2_CANCEL);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_UNKNOWN, GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_INVALID_ARGUMENT,
GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_DEADLINE_EXCEEDED, GRPC_HTTP2_CANCEL);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_NOT_FOUND, GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_ALREADY_EXISTS,
GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_PERMISSION_DENIED,
GRPC_HTTP2_INADEQUATE_SECURITY);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_UNAUTHENTICATED,
GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_RESOURCE_EXHAUSTED,
GRPC_HTTP2_ENHANCE_YOUR_CALM);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_FAILED_PRECONDITION,
GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_ABORTED, GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_OUT_OF_RANGE,
GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_UNIMPLEMENTED,
GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_INTERNAL, GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_UNAVAILABLE,
GRPC_HTTP2_REFUSED_STREAM);
GRPC_STATUS_TO_HTTP2_ERROR(GRPC_STATUS_DATA_LOSS, GRPC_HTTP2_INTERNAL_ERROR);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_OK, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_CANCELLED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_UNKNOWN, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_INVALID_ARGUMENT, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_DEADLINE_EXCEEDED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_NOT_FOUND, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_ALREADY_EXISTS, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_PERMISSION_DENIED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_UNAUTHENTICATED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_RESOURCE_EXHAUSTED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_FAILED_PRECONDITION, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_ABORTED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_OUT_OF_RANGE, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_UNIMPLEMENTED, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_INTERNAL, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_UNAVAILABLE, 200);
GRPC_STATUS_TO_HTTP2_STATUS(GRPC_STATUS_DATA_LOSS, 200);
const gpr_timespec before_deadline = gpr_inf_future(GPR_CLOCK_MONOTONIC);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_NO_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_PROTOCOL_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_INTERNAL_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_FLOW_CONTROL_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_SETTINGS_TIMEOUT, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_STREAM_CLOSED, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_FRAME_SIZE_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_REFUSED_STREAM, before_deadline,
GRPC_STATUS_UNAVAILABLE);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_CANCEL, before_deadline,
GRPC_STATUS_CANCELLED);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_COMPRESSION_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_CONNECT_ERROR, before_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_ENHANCE_YOUR_CALM, before_deadline,
GRPC_STATUS_RESOURCE_EXHAUSTED);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_INADEQUATE_SECURITY, before_deadline,
GRPC_STATUS_PERMISSION_DENIED);
const gpr_timespec after_deadline = gpr_inf_past(GPR_CLOCK_MONOTONIC);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_NO_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_PROTOCOL_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_INTERNAL_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_FLOW_CONTROL_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_SETTINGS_TIMEOUT, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_STREAM_CLOSED, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_FRAME_SIZE_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_REFUSED_STREAM, after_deadline,
GRPC_STATUS_UNAVAILABLE);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_CANCEL, after_deadline,
GRPC_STATUS_DEADLINE_EXCEEDED);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_COMPRESSION_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_CONNECT_ERROR, after_deadline,
GRPC_STATUS_INTERNAL);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_ENHANCE_YOUR_CALM, after_deadline,
GRPC_STATUS_RESOURCE_EXHAUSTED);
HTTP2_ERROR_TO_GRPC_STATUS(GRPC_HTTP2_INADEQUATE_SECURITY, after_deadline,
GRPC_STATUS_PERMISSION_DENIED);
HTTP2_STATUS_TO_GRPC_STATUS(200, GRPC_STATUS_OK);
HTTP2_STATUS_TO_GRPC_STATUS(400, GRPC_STATUS_INVALID_ARGUMENT);
HTTP2_STATUS_TO_GRPC_STATUS(401, GRPC_STATUS_UNAUTHENTICATED);
HTTP2_STATUS_TO_GRPC_STATUS(403, GRPC_STATUS_PERMISSION_DENIED);
HTTP2_STATUS_TO_GRPC_STATUS(404, GRPC_STATUS_NOT_FOUND);
HTTP2_STATUS_TO_GRPC_STATUS(409, GRPC_STATUS_ABORTED);
HTTP2_STATUS_TO_GRPC_STATUS(412, GRPC_STATUS_FAILED_PRECONDITION);
HTTP2_STATUS_TO_GRPC_STATUS(429, GRPC_STATUS_RESOURCE_EXHAUSTED);
HTTP2_STATUS_TO_GRPC_STATUS(499, GRPC_STATUS_CANCELLED);
HTTP2_STATUS_TO_GRPC_STATUS(500, GRPC_STATUS_UNKNOWN);
HTTP2_STATUS_TO_GRPC_STATUS(503, GRPC_STATUS_UNAVAILABLE);
HTTP2_STATUS_TO_GRPC_STATUS(504, GRPC_STATUS_DEADLINE_EXCEEDED);
/* check all status values can be converted */
for (i = 0; i <= 999; i++) {
grpc_http2_status_to_grpc_status(i);
}
return 0;
}
/**
* Returns the infinite past time value as a timeval object
* @return Timeval Infinite past time value
*/
PHP_METHOD(Timeval, infPast) {
grpc_php_wrap_timeval(gpr_inf_past(GPR_CLOCK_REALTIME), return_value);
RETURN_DESTROY_ZVAL(return_value);
}
static grpc_error *init_header_frame_parser(grpc_exec_ctx *exec_ctx,
grpc_chttp2_transport *t,
int is_continuation) {
uint8_t is_eoh =
(t->incoming_frame_flags & GRPC_CHTTP2_DATA_FLAG_END_HEADERS) != 0;
grpc_chttp2_stream *s;
/* TODO(ctiller): when to increment header_frames_received? */
if (is_eoh) {
t->expect_continuation_stream_id = 0;
} else {
t->expect_continuation_stream_id = t->incoming_stream_id;
}
if (!is_continuation) {
t->header_eof =
(t->incoming_frame_flags & GRPC_CHTTP2_DATA_FLAG_END_STREAM) != 0;
}
t->ping_state.pings_before_data_required =
t->ping_policy.max_pings_without_data;
t->ping_state.last_ping_sent_time = gpr_inf_past(GPR_CLOCK_MONOTONIC);
/* could be a new grpc_chttp2_stream or an existing grpc_chttp2_stream */
s = grpc_chttp2_parsing_lookup_stream(t, t->incoming_stream_id);
if (s == NULL) {
if (is_continuation) {
GRPC_CHTTP2_IF_TRACING(
gpr_log(GPR_ERROR,
"grpc_chttp2_stream disbanded before CONTINUATION received"));
return init_skip_frame_parser(exec_ctx, t, 1);
}
if (t->is_client) {
if ((t->incoming_stream_id & 1) &&
t->incoming_stream_id < t->next_stream_id) {
/* this is an old (probably cancelled) grpc_chttp2_stream */
} else {
GRPC_CHTTP2_IF_TRACING(gpr_log(
GPR_ERROR, "ignoring new grpc_chttp2_stream creation on client"));
}
return init_skip_frame_parser(exec_ctx, t, 1);
} else if (t->last_new_stream_id >= t->incoming_stream_id) {
GRPC_CHTTP2_IF_TRACING(gpr_log(
GPR_ERROR,
"ignoring out of order new grpc_chttp2_stream request on server; "
"last grpc_chttp2_stream "
"id=%d, new grpc_chttp2_stream id=%d",
t->last_new_stream_id, t->incoming_stream_id));
return init_skip_frame_parser(exec_ctx, t, 1);
} else if ((t->incoming_stream_id & 1) == 0) {
GRPC_CHTTP2_IF_TRACING(gpr_log(
GPR_ERROR,
"ignoring grpc_chttp2_stream with non-client generated index %d",
t->incoming_stream_id));
return init_skip_frame_parser(exec_ctx, t, 1);
} else if (grpc_chttp2_stream_map_size(&t->stream_map) >=
t->settings[GRPC_ACKED_SETTINGS]
[GRPC_CHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS]) {
return GRPC_ERROR_CREATE_FROM_STATIC_STRING("Max stream count exceeded");
}
t->last_new_stream_id = t->incoming_stream_id;
s = t->incoming_stream =
grpc_chttp2_parsing_accept_stream(exec_ctx, t, t->incoming_stream_id);
if (s == NULL) {
GRPC_CHTTP2_IF_TRACING(
gpr_log(GPR_ERROR, "grpc_chttp2_stream not accepted"));
return init_skip_frame_parser(exec_ctx, t, 1);
}
} else {
t->incoming_stream = s;
}
GPR_ASSERT(s != NULL);
s->stats.incoming.framing_bytes += 9;
if (s->read_closed) {
GRPC_CHTTP2_IF_TRACING(gpr_log(
GPR_ERROR, "skipping already closed grpc_chttp2_stream header"));
t->incoming_stream = NULL;
return init_skip_frame_parser(exec_ctx, t, 1);
}
t->parser = grpc_chttp2_header_parser_parse;
t->parser_data = &t->hpack_parser;
switch (s->header_frames_received) {
case 0:
if (t->is_client && t->header_eof) {
GRPC_CHTTP2_IF_TRACING(gpr_log(GPR_INFO, "parsing Trailers-Only"));
if (s->trailing_metadata_available != NULL) {
*s->trailing_metadata_available = true;
}
t->hpack_parser.on_header = on_trailing_header;
s->received_trailing_metadata = true;
} else {
GRPC_CHTTP2_IF_TRACING(gpr_log(GPR_INFO, "parsing initial_metadata"));
t->hpack_parser.on_header = on_initial_header;
}
break;
case 1:
GRPC_CHTTP2_IF_TRACING(gpr_log(GPR_INFO, "parsing trailing_metadata"));
t->hpack_parser.on_header = on_trailing_header;
s->received_trailing_metadata = true;
break;
case 2:
gpr_log(GPR_ERROR, "too many header frames received");
return init_skip_frame_parser(exec_ctx, t, 1);
}
t->hpack_parser.on_header_user_data = t;
t->hpack_parser.is_boundary = is_eoh;
t->hpack_parser.is_eof = (uint8_t)(is_eoh ? t->header_eof : 0);
if (!is_continuation &&
(t->incoming_frame_flags & GRPC_CHTTP2_FLAG_HAS_PRIORITY)) {
grpc_chttp2_hpack_parser_set_has_priority(&t->hpack_parser);
}
return GRPC_ERROR_NONE;
}
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
grpc_test_only_set_metadata_hash_seed(0);
struct grpc_memory_counters counters;
if (squelch) gpr_set_log_function(dont_log);
grpc_memory_counters_init();
grpc_init();
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_endpoint *mock_endpoint = grpc_mock_endpoint_create(discard_write);
grpc_completion_queue *cq = grpc_completion_queue_create(NULL);
grpc_transport *transport =
grpc_create_chttp2_transport(&exec_ctx, NULL, mock_endpoint, 1);
grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL, 0);
grpc_channel *channel = grpc_channel_create(
&exec_ctx, "test-target", NULL, GRPC_CLIENT_DIRECT_CHANNEL, transport);
grpc_call *call =
grpc_channel_create_call(channel, NULL, 0, cq, "/foo", "localhost",
gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
grpc_metadata_array initial_metadata_recv;
grpc_metadata_array_init(&initial_metadata_recv);
grpc_byte_buffer *response_payload_recv = NULL;
grpc_metadata_array trailing_metadata_recv;
grpc_metadata_array_init(&trailing_metadata_recv);
grpc_status_code status;
char *details = NULL;
size_t details_capacity = 0;
grpc_op ops[6];
memset(ops, 0, sizeof(ops));
grpc_op *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_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;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_MESSAGE;
op->data.recv_message = &response_payload_recv;
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;
op->data.recv_status_on_client.status = &status;
op->data.recv_status_on_client.status_details = &details;
op->data.recv_status_on_client.status_details_capacity = &details_capacity;
op->flags = 0;
op->reserved = NULL;
op++;
grpc_call_error error =
grpc_call_start_batch(call, ops, (size_t)(op - ops), tag(1), NULL);
int requested_calls = 1;
GPR_ASSERT(GRPC_CALL_OK == error);
grpc_mock_endpoint_put_read(
&exec_ctx, mock_endpoint,
gpr_slice_from_copied_buffer((const char *)data, size));
grpc_event ev;
while (1) {
grpc_exec_ctx_flush(&exec_ctx);
ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
switch (ev.type) {
case GRPC_QUEUE_TIMEOUT:
goto done;
case GRPC_QUEUE_SHUTDOWN:
break;
case GRPC_OP_COMPLETE:
requested_calls--;
break;
}
}
done:
if (requested_calls) {
grpc_call_cancel(call, NULL);
}
for (int i = 0; i < requested_calls; i++) {
ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
}
grpc_completion_queue_shutdown(cq);
for (int i = 0; i < requested_calls; i++) {
ev = grpc_completion_queue_next(cq, gpr_inf_past(GPR_CLOCK_REALTIME), NULL);
GPR_ASSERT(ev.type == GRPC_QUEUE_SHUTDOWN);
}
grpc_call_destroy(call);
grpc_completion_queue_destroy(cq);
grpc_metadata_array_destroy(&initial_metadata_recv);
grpc_metadata_array_destroy(&trailing_metadata_recv);
gpr_free(details);
grpc_channel_destroy(channel);
if (response_payload_recv != NULL) {
grpc_byte_buffer_destroy(response_payload_recv);
}
grpc_shutdown();
counters = grpc_memory_counters_snapshot();
grpc_memory_counters_destroy();
GPR_ASSERT(counters.total_size_relative == 0);
return 0;
}
