static void test_similar(void) {
GPR_ASSERT(1 == gpr_time_similar(gpr_inf_future(GPR_TIMESPAN),
gpr_inf_future(GPR_TIMESPAN),
gpr_time_0(GPR_TIMESPAN)));
GPR_ASSERT(1 == gpr_time_similar(gpr_inf_past(GPR_TIMESPAN),
gpr_inf_past(GPR_TIMESPAN),
gpr_time_0(GPR_TIMESPAN)));
GPR_ASSERT(0 == gpr_time_similar(gpr_inf_past(GPR_TIMESPAN),
gpr_inf_future(GPR_TIMESPAN),
gpr_time_0(GPR_TIMESPAN)));
GPR_ASSERT(0 == gpr_time_similar(gpr_inf_future(GPR_TIMESPAN),
gpr_inf_past(GPR_TIMESPAN),
gpr_time_0(GPR_TIMESPAN)));
GPR_ASSERT(1 == gpr_time_similar(gpr_time_from_micros(10, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN),
gpr_time_0(GPR_TIMESPAN)));
GPR_ASSERT(1 == gpr_time_similar(gpr_time_from_micros(10, GPR_TIMESPAN),
gpr_time_from_micros(15, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN)));
GPR_ASSERT(1 == gpr_time_similar(gpr_time_from_micros(15, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN)));
GPR_ASSERT(0 == gpr_time_similar(gpr_time_from_micros(10, GPR_TIMESPAN),
gpr_time_from_micros(25, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN)));
GPR_ASSERT(0 == gpr_time_similar(gpr_time_from_micros(25, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN),
gpr_time_from_micros(10, GPR_TIMESPAN)));
}
static void actually_poll(void *argsp) {
args_struct *args = argsp;
gpr_timespec deadline = n_sec_deadline(10);
while (true) {
bool done = gpr_atm_acq_load(&args->done_atm) != 0;
if (done) {
break;
}
gpr_timespec time_left =
gpr_time_sub(deadline, gpr_now(GPR_CLOCK_REALTIME));
gpr_log(GPR_DEBUG, "done=%d, time_left=%" PRId64 ".%09d", done,
time_left.tv_sec, time_left.tv_nsec);
GPR_ASSERT(gpr_time_cmp(time_left, gpr_time_0(GPR_TIMESPAN)) >= 0);
grpc_pollset_worker *worker = NULL;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_mu_lock(args->mu);
GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(&exec_ctx, args->pollset, &worker,
gpr_now(GPR_CLOCK_REALTIME), n_sec_deadline(1)));
gpr_mu_unlock(args->mu);
grpc_exec_ctx_finish(&exec_ctx);
}
gpr_event_set(&args->ev, (void *)1);
}
/* Adds a module with constants that map to gpr's static timeval structs. */
static void Init_grpc_time_consts() {
VALUE grpc_rb_mTimeConsts =
rb_define_module_under(grpc_rb_mGrpcCore, "TimeConsts");
grpc_rb_cTimeVal =
rb_define_class_under(grpc_rb_mGrpcCore, "TimeSpec", rb_cObject);
zero_realtime = gpr_time_0(GPR_CLOCK_REALTIME);
inf_future_realtime = gpr_inf_future(GPR_CLOCK_REALTIME);
inf_past_realtime = gpr_inf_past(GPR_CLOCK_REALTIME);
rb_define_const(
grpc_rb_mTimeConsts, "ZERO",
TypedData_Wrap_Struct(grpc_rb_cTimeVal, &grpc_rb_timespec_data_type,
(void *)&zero_realtime));
rb_define_const(
grpc_rb_mTimeConsts, "INFINITE_FUTURE",
TypedData_Wrap_Struct(grpc_rb_cTimeVal, &grpc_rb_timespec_data_type,
(void *)&inf_future_realtime));
rb_define_const(
grpc_rb_mTimeConsts, "INFINITE_PAST",
TypedData_Wrap_Struct(grpc_rb_cTimeVal, &grpc_rb_timespec_data_type,
(void *)&inf_past_realtime));
rb_define_method(grpc_rb_cTimeVal, "to_time", grpc_rb_time_val_to_time, 0);
rb_define_method(grpc_rb_cTimeVal, "inspect", grpc_rb_time_val_inspect, 0);
rb_define_method(grpc_rb_cTimeVal, "to_s", grpc_rb_time_val_to_s, 0);
id_at = rb_intern("at");
id_inspect = rb_intern("inspect");
id_to_s = rb_intern("to_s");
id_tv_sec = rb_intern("tv_sec");
id_tv_nsec = rb_intern("tv_nsec");
}
static void test_sticky_infinities(void) {
int i;
int j;
int k;
gpr_timespec infinity[2];
gpr_timespec addend[3];
infinity[0] = gpr_inf_future(GPR_TIMESPAN);
infinity[1] = gpr_inf_past(GPR_TIMESPAN);
addend[0] = gpr_inf_future(GPR_TIMESPAN);
addend[1] = gpr_inf_past(GPR_TIMESPAN);
addend[2] = gpr_time_0(GPR_TIMESPAN);
/* Infinities are sticky */
for (i = 0; i != sizeof(infinity) / sizeof(infinity[0]); i++) {
for (j = 0; j != sizeof(addend) / sizeof(addend[0]); j++) {
gpr_timespec x = gpr_time_add(infinity[i], addend[j]);
GPR_ASSERT(gpr_time_cmp(x, infinity[i]) == 0);
x = gpr_time_sub(infinity[i], addend[j]);
GPR_ASSERT(gpr_time_cmp(x, infinity[i]) == 0);
}
for (k = -200; k <= 200; k++) {
gpr_timespec y = gpr_time_from_micros(k * 100000, GPR_TIMESPAN);
gpr_timespec x = gpr_time_add(infinity[i], y);
GPR_ASSERT(gpr_time_cmp(x, infinity[i]) == 0);
x = gpr_time_sub(infinity[i], y);
GPR_ASSERT(gpr_time_cmp(x, infinity[i]) == 0);
}
}
}
static void test_values(void) {
int i;
gpr_timespec x = gpr_time_0(GPR_CLOCK_REALTIME);
GPR_ASSERT(x.tv_sec == 0 && x.tv_nsec == 0);
x = gpr_inf_future(GPR_CLOCK_REALTIME);
fprintf(stderr, "far future ");
i_to_s(x.tv_sec, 16, 16, &to_fp, stderr);
fprintf(stderr, "\n");
GPR_ASSERT(x.tv_sec == INT64_MAX);
fprintf(stderr, "far future ");
ts_to_s(x, &to_fp, stderr);
fprintf(stderr, "\n");
x = gpr_inf_past(GPR_CLOCK_REALTIME);
fprintf(stderr, "far past ");
i_to_s(x.tv_sec, 16, 16, &to_fp, stderr);
fprintf(stderr, "\n");
GPR_ASSERT(x.tv_sec == INT64_MIN);
fprintf(stderr, "far past ");
ts_to_s(x, &to_fp, stderr);
fprintf(stderr, "\n");
for (i = 1; i != 1000 * 1000 * 1000; i *= 10) {
x = gpr_time_from_micros(i, GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec == i / GPR_US_PER_SEC &&
x.tv_nsec == (i % GPR_US_PER_SEC) * GPR_NS_PER_US);
x = gpr_time_from_nanos(i, GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec == i / GPR_NS_PER_SEC &&
x.tv_nsec == (i % GPR_NS_PER_SEC));
x = gpr_time_from_millis(i, GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec == i / GPR_MS_PER_SEC &&
x.tv_nsec == (i % GPR_MS_PER_SEC) * GPR_NS_PER_MS);
}
/* Test possible overflow in conversion of -ve values. */
x = gpr_time_from_micros(-(LONG_MAX - 999997), GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec < 0);
GPR_ASSERT(x.tv_nsec >= 0 && x.tv_nsec < GPR_NS_PER_SEC);
x = gpr_time_from_nanos(-(LONG_MAX - 999999997), GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec < 0);
GPR_ASSERT(x.tv_nsec >= 0 && x.tv_nsec < GPR_NS_PER_SEC);
x = gpr_time_from_millis(-(LONG_MAX - 997), GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec < 0);
GPR_ASSERT(x.tv_nsec >= 0 && x.tv_nsec < GPR_NS_PER_SEC);
/* Test general -ve values. */
for (i = -1; i > -1000 * 1000 * 1000; i *= 7) {
x = gpr_time_from_micros(i, GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec * GPR_US_PER_SEC + x.tv_nsec / GPR_NS_PER_US == i);
x = gpr_time_from_nanos(i, GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec * GPR_NS_PER_SEC + x.tv_nsec == i);
x = gpr_time_from_millis(i, GPR_TIMESPAN);
GPR_ASSERT(x.tv_sec * GPR_MS_PER_SEC + x.tv_nsec / GPR_NS_PER_MS == i);
}
}
static void write_log(gpr_timer_log *log) {
size_t i;
if (output_file == NULL) {
output_file = fopen(output_filename(), "w");
}
for (i = 0; i < log->num_entries; i++) {
gpr_timer_entry *entry = &(log->log[i]);
if (gpr_time_cmp(entry->tm, gpr_time_0(entry->tm.clock_type)) < 0) {
entry->tm = gpr_time_0(entry->tm.clock_type);
}
fprintf(output_file,
"{\"t\": %" PRId64
".%09d, \"thd\": \"%d\", \"type\": \"%c\", \"tag\": "
"\"%s\", \"file\": \"%s\", \"line\": %d, \"imp\": %d}\n",
entry->tm.tv_sec, entry->tm.tv_nsec, entry->thd, entry->type,
entry->tagstr, entry->file, entry->line, entry->important);
}
}
/* Takes ownership of json and buffer even in case of failure. */
grpc_jwt_claims *grpc_jwt_claims_from_json(grpc_json *json, grpc_slice buffer) {
grpc_json *cur;
grpc_jwt_claims *claims = gpr_malloc(sizeof(grpc_jwt_claims));
memset(claims, 0, sizeof(grpc_jwt_claims));
claims->json = json;
claims->buffer = buffer;
claims->iat = gpr_inf_past(GPR_CLOCK_REALTIME);
claims->nbf = gpr_inf_past(GPR_CLOCK_REALTIME);
claims->exp = gpr_inf_future(GPR_CLOCK_REALTIME);
/* Per the spec, all fields are optional. */
for (cur = json->child; cur != NULL; cur = cur->next) {
if (strcmp(cur->key, "sub") == 0) {
claims->sub = validate_string_field(cur, "sub");
if (claims->sub == NULL) goto error;
} else if (strcmp(cur->key, "iss") == 0) {
claims->iss = validate_string_field(cur, "iss");
if (claims->iss == NULL) goto error;
} else if (strcmp(cur->key, "aud") == 0) {
claims->aud = validate_string_field(cur, "aud");
if (claims->aud == NULL) goto error;
} else if (strcmp(cur->key, "jti") == 0) {
claims->jti = validate_string_field(cur, "jti");
if (claims->jti == NULL) goto error;
} else if (strcmp(cur->key, "iat") == 0) {
claims->iat = validate_time_field(cur, "iat");
if (gpr_time_cmp(claims->iat, gpr_time_0(GPR_CLOCK_REALTIME)) == 0)
goto error;
} else if (strcmp(cur->key, "exp") == 0) {
claims->exp = validate_time_field(cur, "exp");
if (gpr_time_cmp(claims->exp, gpr_time_0(GPR_CLOCK_REALTIME)) == 0)
goto error;
} else if (strcmp(cur->key, "nbf") == 0) {
claims->nbf = validate_time_field(cur, "nbf");
if (gpr_time_cmp(claims->nbf, gpr_time_0(GPR_CLOCK_REALTIME)) == 0)
goto error;
}
}
return claims;
error:
grpc_jwt_claims_destroy(claims);
return NULL;
}
static gpr_timespec validate_time_field(const grpc_json *json,
const char *key) {
gpr_timespec result = gpr_time_0(GPR_CLOCK_REALTIME);
if (json->type != GRPC_JSON_NUMBER) {
gpr_log(GPR_ERROR, "Invalid %s field [%s]", key, json->value);
return result;
}
result.tv_sec = strtol(json->value, NULL, 10);
return result;
}
/* Cleaning up a list with pending alarms. */
void destruction_test(void) {
grpc_alarm alarms[5];
grpc_alarm_list_init(gpr_time_0(GPR_CLOCK_REALTIME));
memset(cb_called, 0, sizeof(cb_called));
grpc_alarm_init(&alarms[0], tfm(100), cb, (void *)(gpr_intptr)0,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_alarm_init(&alarms[1], tfm(3), cb, (void *)(gpr_intptr)1,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_alarm_init(&alarms[2], tfm(100), cb, (void *)(gpr_intptr)2,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_alarm_init(&alarms[3], tfm(3), cb, (void *)(gpr_intptr)3,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_alarm_init(&alarms[4], tfm(1), cb, (void *)(gpr_intptr)4,
gpr_time_0(GPR_CLOCK_REALTIME));
GPR_ASSERT(1 == grpc_alarm_check(NULL, tfm(2), NULL));
GPR_ASSERT(1 == cb_called[4][1]);
grpc_alarm_cancel(&alarms[0]);
grpc_alarm_cancel(&alarms[3]);
GPR_ASSERT(1 == cb_called[0][0]);
GPR_ASSERT(1 == cb_called[3][0]);
grpc_alarm_list_shutdown();
GPR_ASSERT(1 == cb_called[1][0]);
GPR_ASSERT(1 == cb_called[2][0]);
}
/* Cleaning up a list with pending timers. */
void destruction_test(void) {
grpc_timer timers[5];
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_timer_list_init(gpr_time_0(GPR_CLOCK_REALTIME));
memset(cb_called, 0, sizeof(cb_called));
grpc_timer_init(&exec_ctx, &timers[0], tfm(100), cb, (void *)(intptr_t)0,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_timer_init(&exec_ctx, &timers[1], tfm(3), cb, (void *)(intptr_t)1,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_timer_init(&exec_ctx, &timers[2], tfm(100), cb, (void *)(intptr_t)2,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_timer_init(&exec_ctx, &timers[3], tfm(3), cb, (void *)(intptr_t)3,
gpr_time_0(GPR_CLOCK_REALTIME));
grpc_timer_init(&exec_ctx, &timers[4], tfm(1), cb, (void *)(intptr_t)4,
gpr_time_0(GPR_CLOCK_REALTIME));
GPR_ASSERT(1 == grpc_timer_check(&exec_ctx, tfm(2), NULL));
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(1 == cb_called[4][1]);
grpc_timer_cancel(&exec_ctx, &timers[0]);
grpc_timer_cancel(&exec_ctx, &timers[3]);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(1 == cb_called[0][0]);
GPR_ASSERT(1 == cb_called[3][0]);
grpc_timer_list_shutdown(&exec_ctx);
grpc_exec_ctx_finish(&exec_ctx);
GPR_ASSERT(1 == cb_called[1][0]);
GPR_ASSERT(1 == cb_called[2][0]);
}
static void test_constant_backoff(void) {
gpr_backoff backoff;
gpr_backoff_init(&backoff, 1.0, 0.0, 1000, 1000);
gpr_timespec now = gpr_time_0(GPR_TIMESPAN);
gpr_timespec next = gpr_backoff_begin(&backoff, now);
GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 1000);
for (int i = 0; i < 10000; i++) {
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 1000);
now = next;
}
}
static void *method_config_convert_value(
const grpc_method_config *method_config) {
method_parameters *value = gpr_malloc(sizeof(method_parameters));
const gpr_timespec *timeout = grpc_method_config_get_timeout(method_config);
value->timeout = timeout != NULL ? *timeout : gpr_time_0(GPR_TIMESPAN);
const bool *wait_for_ready =
grpc_method_config_get_wait_for_ready(method_config);
value->wait_for_ready =
wait_for_ready == NULL
? WAIT_FOR_READY_UNSET
: (wait_for_ready ? WAIT_FOR_READY_TRUE : WAIT_FOR_READY_FALSE);
return value;
}
static void dns_on_resolved(grpc_exec_ctx *exec_ctx, void *arg,
grpc_error *error) {
dns_resolver *r = arg;
grpc_channel_args *result = NULL;
gpr_mu_lock(&r->mu);
GPR_ASSERT(r->resolving);
r->resolving = false;
if (r->addresses != NULL) {
grpc_lb_addresses *addresses = grpc_lb_addresses_create(
r->addresses->naddrs, NULL /* user_data_vtable */);
for (size_t i = 0; i < r->addresses->naddrs; ++i) {
grpc_lb_addresses_set_address(
addresses, i, &r->addresses->addrs[i].addr,
r->addresses->addrs[i].len, false /* is_balancer */,
NULL /* balancer_name */, NULL /* user_data */);
}
grpc_arg new_arg = grpc_lb_addresses_create_channel_arg(addresses);
result = grpc_channel_args_copy_and_add(r->channel_args, &new_arg, 1);
grpc_resolved_addresses_destroy(r->addresses);
grpc_lb_addresses_destroy(addresses);
} else {
gpr_timespec now = gpr_now(GPR_CLOCK_MONOTONIC);
gpr_timespec next_try = gpr_backoff_step(&r->backoff_state, now);
gpr_timespec timeout = gpr_time_sub(next_try, now);
const char *msg = grpc_error_string(error);
gpr_log(GPR_DEBUG, "dns resolution failed: %s", msg);
grpc_error_free_string(msg);
GPR_ASSERT(!r->have_retry_timer);
r->have_retry_timer = true;
GRPC_RESOLVER_REF(&r->base, "retry-timer");
if (gpr_time_cmp(timeout, gpr_time_0(timeout.clock_type)) > 0) {
gpr_log(GPR_DEBUG, "retrying in %" PRId64 ".%09d seconds", timeout.tv_sec,
timeout.tv_nsec);
} else {
gpr_log(GPR_DEBUG, "retrying immediately");
}
grpc_timer_init(exec_ctx, &r->retry_timer, next_try, dns_on_retry_timer, r,
now);
}
if (r->resolved_result != NULL) {
grpc_channel_args_destroy(r->resolved_result);
}
r->resolved_result = result;
r->resolved_version++;
dns_maybe_finish_next_locked(exec_ctx, r);
gpr_mu_unlock(&r->mu);
GRPC_RESOLVER_UNREF(exec_ctx, &r->base, "dns-resolving");
}
// Gets data from the service config. Invoked when the resolver returns
// its initial result.
static void read_service_config(grpc_exec_ctx *exec_ctx, void *arg,
grpc_error *error) {
grpc_call_element *elem = arg;
channel_data *chand = elem->channel_data;
call_data *calld = elem->call_data;
// If this is an error, there's no point in looking at the service config.
if (error == GRPC_ERROR_NONE) {
// Get the method config table from channel data.
gpr_mu_lock(&chand->mu);
grpc_mdstr_hash_table *method_params_table = NULL;
if (chand->method_params_table != NULL) {
method_params_table =
grpc_mdstr_hash_table_ref(chand->method_params_table);
}
gpr_mu_unlock(&chand->mu);
// If the method config table was present, use it.
if (method_params_table != NULL) {
const method_parameters *method_params =
grpc_method_config_table_get(method_params_table, calld->path);
if (method_params != NULL) {
const bool have_method_timeout =
gpr_time_cmp(method_params->timeout, gpr_time_0(GPR_TIMESPAN)) != 0;
if (have_method_timeout ||
method_params->wait_for_ready != WAIT_FOR_READY_UNSET) {
gpr_mu_lock(&calld->mu);
if (have_method_timeout) {
const gpr_timespec per_method_deadline =
gpr_time_add(calld->call_start_time, method_params->timeout);
if (gpr_time_cmp(per_method_deadline, calld->deadline) < 0) {
calld->deadline = per_method_deadline;
// Reset deadline timer.
grpc_deadline_state_reset(exec_ctx, elem, calld->deadline);
}
}
if (method_params->wait_for_ready != WAIT_FOR_READY_UNSET) {
calld->wait_for_ready_from_service_config =
method_params->wait_for_ready;
}
gpr_mu_unlock(&calld->mu);
}
}
grpc_mdstr_hash_table_unref(method_params_table);
}
}
GRPC_CALL_STACK_UNREF(exec_ctx, calld->owning_call, "read_service_config");
}
static void actually_poll_server(void *arg) {
poll_args *pa = arg;
gpr_timespec deadline = n_sec_deadline(10);
while (true) {
bool done = gpr_atm_acq_load(&state.done_atm) != 0;
gpr_timespec time_left =
gpr_time_sub(deadline, gpr_now(GPR_CLOCK_REALTIME));
gpr_log(GPR_DEBUG, "done=%d, time_left=%" PRId64 ".%09d", done,
time_left.tv_sec, time_left.tv_nsec);
if (done || gpr_time_cmp(time_left, gpr_time_0(GPR_TIMESPAN)) < 0) {
break;
}
test_tcp_server_poll(pa->server, 1);
}
gpr_event_set(pa->signal_when_done, (void *)1);
gpr_free(pa);
}
static void test_no_jitter_backoff(void) {
gpr_backoff backoff;
gpr_backoff_init(&backoff, 2.0, 0.0, 1, 513);
gpr_timespec now = gpr_time_0(GPR_TIMESPAN);
gpr_timespec next = gpr_backoff_begin(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(3, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(7, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(15, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(31, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(63, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(127, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(255, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(511, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1023, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1536, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2049, GPR_TIMESPAN), next) == 0);
now = next;
next = gpr_backoff_step(&backoff, now);
GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2562, GPR_TIMESPAN), next) == 0);
}
// Simple request via a server filter that saves the reported latency value.
static void test_request(grpc_end2end_test_config config) {
grpc_call *c;
grpc_call *s;
grpc_slice request_payload_slice =
grpc_slice_from_copied_string("hello world");
grpc_byte_buffer *request_payload =
grpc_raw_byte_buffer_create(&request_payload_slice, 1);
grpc_end2end_test_fixture f =
begin_test(config, "filter_latency", NULL, NULL);
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_metadata_array request_metadata_recv;
grpc_byte_buffer *request_payload_recv = NULL;
grpc_call_details call_details;
grpc_status_code status;
grpc_call_error error;
grpc_slice details;
int was_cancelled = 2;
gpr_mu_lock(&g_mu);
g_client_latency = gpr_time_0(GPR_TIMESPAN);
g_server_latency = gpr_time_0(GPR_TIMESPAN);
gpr_mu_unlock(&g_mu);
const gpr_timespec start_time = gpr_now(GPR_CLOCK_MONOTONIC);
gpr_timespec deadline = five_seconds_from_now();
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", config), deadline, NULL);
GPR_ASSERT(c);
grpc_metadata_array_init(&initial_metadata_recv);
grpc_metadata_array_init(&trailing_metadata_recv);
grpc_metadata_array_init(&request_metadata_recv);
grpc_call_details_init(&call_details);
memset(ops, 0, sizeof(ops));
op = ops;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->data.send_initial_metadata.metadata = NULL;
op->flags = 0;
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;
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->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
error =
grpc_server_request_call(f.server, &s, &call_details,
&request_metadata_recv, f.cq, f.cq, tag(101));
GPR_ASSERT(GRPC_CALL_OK == error);
CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
cq_verify(cqv);
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_STATUS_FROM_SERVER;
op->data.send_status_from_server.trailing_metadata_count = 0;
op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED;
grpc_slice status_string = grpc_slice_from_static_string("xyz");
op->data.send_status_from_server.status_details = &status_string;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
op->data.recv_close_on_server.cancelled = &was_cancelled;
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
CQ_EXPECT_COMPLETION(cqv, tag(102), 1);
CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
cq_verify(cqv);
GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
grpc_slice_unref(details);
grpc_metadata_array_destroy(&initial_metadata_recv);
grpc_metadata_array_destroy(&trailing_metadata_recv);
grpc_metadata_array_destroy(&request_metadata_recv);
grpc_call_details_destroy(&call_details);
grpc_call_unref(s);
grpc_call_unref(c);
cq_verifier_destroy(cqv);
grpc_byte_buffer_destroy(request_payload);
grpc_byte_buffer_destroy(request_payload_recv);
end_test(&f);
config.tear_down_data(&f);
const gpr_timespec end_time = gpr_now(GPR_CLOCK_MONOTONIC);
const gpr_timespec max_latency = gpr_time_sub(end_time, start_time);
// Perform checks after test tear-down
// Guards against the case that there's outstanding channel-related work on a
// call prior to verification
gpr_mu_lock(&g_mu);
GPR_ASSERT(gpr_time_cmp(max_latency, g_client_latency) >= 0);
GPR_ASSERT(gpr_time_cmp(gpr_time_0(GPR_TIMESPAN), g_client_latency) <= 0);
GPR_ASSERT(gpr_time_cmp(max_latency, g_server_latency) >= 0);
GPR_ASSERT(gpr_time_cmp(gpr_time_0(GPR_TIMESPAN), g_server_latency) <= 0);
// Server latency should always be smaller than client latency, however since
// we only calculate latency at destruction time, and that might mean that we
// need to wait for outstanding channel-related work, this isn't verifiable
// right now (the server MAY hold on to the call for longer than the client).
// GPR_ASSERT(gpr_time_cmp(g_server_latency, g_client_latency) < 0);
gpr_mu_unlock(&g_mu);
}
/* Constructor for call_data */
static grpc_error *cc_init_call_elem(grpc_exec_ctx *exec_ctx,
grpc_call_element *elem,
grpc_call_element_args *args) {
channel_data *chand = elem->channel_data;
call_data *calld = elem->call_data;
// Initialize data members.
grpc_deadline_state_init(exec_ctx, elem, args->call_stack);
calld->path = GRPC_MDSTR_REF(args->path);
calld->call_start_time = args->start_time;
calld->deadline = gpr_convert_clock_type(args->deadline, GPR_CLOCK_MONOTONIC);
calld->wait_for_ready_from_service_config = WAIT_FOR_READY_UNSET;
calld->cancel_error = GRPC_ERROR_NONE;
gpr_atm_rel_store(&calld->subchannel_call, 0);
gpr_mu_init(&calld->mu);
calld->connected_subchannel = NULL;
calld->waiting_ops = NULL;
calld->waiting_ops_count = 0;
calld->waiting_ops_capacity = 0;
calld->creation_phase = GRPC_SUBCHANNEL_CALL_HOLDER_NOT_CREATING;
calld->owning_call = args->call_stack;
calld->pollent = NULL;
// If the resolver has already returned results, then we can access
// the service config parameters immediately. Otherwise, we need to
// defer that work until the resolver returns an initial result.
// TODO(roth): This code is almost but not quite identical to the code
// in read_service_config() above. It would be nice to find a way to
// combine them, to avoid having to maintain it twice.
gpr_mu_lock(&chand->mu);
if (chand->lb_policy != NULL) {
// We already have a resolver result, so check for service config.
if (chand->method_params_table != NULL) {
grpc_mdstr_hash_table *method_params_table =
grpc_mdstr_hash_table_ref(chand->method_params_table);
gpr_mu_unlock(&chand->mu);
method_parameters *method_params =
grpc_method_config_table_get(method_params_table, args->path);
if (method_params != NULL) {
if (gpr_time_cmp(method_params->timeout,
gpr_time_0(GPR_CLOCK_MONOTONIC)) != 0) {
gpr_timespec per_method_deadline =
gpr_time_add(calld->call_start_time, method_params->timeout);
calld->deadline = gpr_time_min(calld->deadline, per_method_deadline);
}
if (method_params->wait_for_ready != WAIT_FOR_READY_UNSET) {
calld->wait_for_ready_from_service_config =
method_params->wait_for_ready;
}
}
grpc_mdstr_hash_table_unref(method_params_table);
} else {
gpr_mu_unlock(&chand->mu);
}
} else {
// We don't yet have a resolver result, so register a callback to
// get the service config data once the resolver returns.
// Take a reference to the call stack to be owned by the callback.
GRPC_CALL_STACK_REF(calld->owning_call, "read_service_config");
grpc_closure_init(&calld->read_service_config, read_service_config, elem);
grpc_closure_list_append(&chand->waiting_for_config_closures,
&calld->read_service_config, GRPC_ERROR_NONE);
gpr_mu_unlock(&chand->mu);
}
// Start the deadline timer with the current deadline value. If we
// do not yet have service config data, then the timer may be reset
// later.
grpc_deadline_state_start(exec_ctx, elem, calld->deadline);
return GRPC_ERROR_NONE;
}
static void check_jwt_claim(grpc_json *claim, const char *expected_audience,
const char *expected_scope) {
gpr_timespec expiration = gpr_time_0(GPR_CLOCK_REALTIME);
gpr_timespec issue_time = gpr_time_0(GPR_CLOCK_REALTIME);
gpr_timespec parsed_lifetime;
grpc_json *iss = NULL;
grpc_json *scope = NULL;
grpc_json *aud = NULL;
grpc_json *exp = NULL;
grpc_json *iat = NULL;
grpc_json *sub = NULL;
grpc_json *ptr;
for (ptr = claim->child; ptr; ptr = ptr->next) {
if (strcmp(ptr->key, "iss") == 0) {
iss = ptr;
} else if (strcmp(ptr->key, "sub") == 0) {
sub = ptr;
} else if (strcmp(ptr->key, "scope") == 0) {
scope = ptr;
} else if (strcmp(ptr->key, "aud") == 0) {
aud = ptr;
} else if (strcmp(ptr->key, "exp") == 0) {
exp = ptr;
} else if (strcmp(ptr->key, "iat") == 0) {
iat = ptr;
}
}
GPR_ASSERT(iss != NULL);
GPR_ASSERT(iss->type == GRPC_JSON_STRING);
GPR_ASSERT(
strcmp(
iss->value,
"*****@*****.**") ==
0);
if (expected_scope != NULL) {
GPR_ASSERT(scope != NULL);
GPR_ASSERT(sub == NULL);
GPR_ASSERT(scope->type == GRPC_JSON_STRING);
GPR_ASSERT(strcmp(scope->value, expected_scope) == 0);
} else {
/* Claims without scope must have a sub. */
GPR_ASSERT(scope == NULL);
GPR_ASSERT(sub != NULL);
GPR_ASSERT(sub->type == GRPC_JSON_STRING);
GPR_ASSERT(strcmp(iss->value, sub->value) == 0);
}
GPR_ASSERT(aud != NULL);
GPR_ASSERT(aud->type == GRPC_JSON_STRING);
GPR_ASSERT(strcmp(aud->value, expected_audience) == 0);
GPR_ASSERT(exp != NULL);
GPR_ASSERT(exp->type == GRPC_JSON_NUMBER);
expiration.tv_sec = strtol(exp->value, NULL, 10);
GPR_ASSERT(iat != NULL);
GPR_ASSERT(iat->type == GRPC_JSON_NUMBER);
issue_time.tv_sec = strtol(iat->value, NULL, 10);
parsed_lifetime = gpr_time_sub(expiration, issue_time);
GPR_ASSERT(parsed_lifetime.tv_sec == grpc_max_auth_token_lifetime().tv_sec);
}
/**
* Returns the zero time interval as a timeval object
* @return Timeval Zero length time interval
*/
PHP_METHOD(Timeval, zero) {
grpc_php_wrap_timeval(gpr_time_0(GPR_CLOCK_REALTIME), return_value);
RETURN_ZVAL(return_value,
false, /* Copy original before returning? */
true /* Destroy original before returning */);
}