void grpc_shutdown(void) {
int i;
GRPC_API_TRACE("grpc_shutdown(void)", 0, ());
grpc_exec_ctx exec_ctx =
GRPC_EXEC_CTX_INITIALIZER(0, grpc_never_ready_to_finish, NULL);
gpr_mu_lock(&g_init_mu);
if (--g_initializations == 0) {
grpc_executor_shutdown(&exec_ctx);
grpc_timer_manager_set_threading(false); // shutdown timer_manager thread
for (i = g_number_of_plugins; i >= 0; i--) {
if (g_all_of_the_plugins[i].destroy != NULL) {
g_all_of_the_plugins[i].destroy();
}
}
grpc_iomgr_shutdown(&exec_ctx);
gpr_timers_global_destroy();
grpc_tracer_shutdown();
grpc_mdctx_global_shutdown(&exec_ctx);
grpc_handshaker_factory_registry_shutdown(&exec_ctx);
grpc_slice_intern_shutdown();
grpc_stats_shutdown();
}
gpr_mu_unlock(&g_init_mu);
grpc_exec_ctx_finish(&exec_ctx);
}
int main(int argc, char **argv) {
grpc_test_init(argc, argv);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_iomgr_init(&exec_ctx);
grpc_iomgr_start(&exec_ctx);
test_unix_socket();
test_unix_socket_path_name_too_long();
grpc_executor_shutdown(&exec_ctx);
grpc_iomgr_shutdown(&exec_ctx);
grpc_exec_ctx_finish(&exec_ctx);
return 0;
}
void grpc_shutdown(void) {
int i;
GRPC_API_TRACE("grpc_shutdown(void)", 0, ());
gpr_mu_lock(&g_init_mu);
if (--g_initializations == 0) {
grpc_iomgr_shutdown();
grpc_executor_shutdown();
census_shutdown();
gpr_timers_global_destroy();
grpc_tracer_shutdown();
grpc_resolver_registry_shutdown();
for (i = 0; i < g_number_of_plugins; i++) {
if (g_all_of_the_plugins[i].destroy != NULL) {
g_all_of_the_plugins[i].destroy();
}
}
}
gpr_mu_unlock(&g_init_mu);
}
void grpc_shutdown(void) {
int i;
GRPC_API_TRACE("grpc_shutdown(void)", 0, ());
gpr_mu_lock(&g_init_mu);
if (--g_initializations == 0) {
grpc_executor_shutdown();
grpc_cq_global_shutdown();
grpc_iomgr_shutdown();
gpr_timers_global_destroy();
grpc_tracer_shutdown();
for (i = g_number_of_plugins; i >= 0; i--) {
if (g_all_of_the_plugins[i].destroy != NULL) {
g_all_of_the_plugins[i].destroy();
}
}
grpc_mdctx_global_shutdown();
}
gpr_mu_unlock(&g_init_mu);
}
static void test_code(void) {
/* iomgr.h */
grpc_iomgr_init();
grpc_iomgr_shutdown();
/* closure.h */
grpc_closure closure;
closure.cb = NULL;
closure.cb_arg = NULL;
closure.next_data.scratch = 0;
grpc_closure_list closure_list = GRPC_CLOSURE_LIST_INIT;
closure_list.head = NULL;
closure_list.tail = NULL;
grpc_closure_init(&closure, NULL, NULL);
grpc_closure_create(NULL, NULL);
grpc_closure_list_move(NULL, NULL);
grpc_closure_list_append(NULL, NULL, GRPC_ERROR_CREATE("Foo"));
grpc_closure_list_empty(closure_list);
/* exec_ctx.h */
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_exec_ctx_flush(&exec_ctx);
grpc_exec_ctx_finish(&exec_ctx);
grpc_exec_ctx_sched(&exec_ctx, &closure, GRPC_ERROR_CREATE("Foo"), NULL);
grpc_exec_ctx_enqueue_list(&exec_ctx, &closure_list, NULL);
/* endpoint.h */
grpc_endpoint endpoint;
grpc_endpoint_vtable vtable = {grpc_endpoint_read,
grpc_endpoint_write,
grpc_endpoint_get_workqueue,
grpc_endpoint_add_to_pollset,
grpc_endpoint_add_to_pollset_set,
grpc_endpoint_shutdown,
grpc_endpoint_destroy,
grpc_endpoint_get_resource_user,
grpc_endpoint_get_peer};
endpoint.vtable = &vtable;
grpc_endpoint_read(&exec_ctx, &endpoint, NULL, NULL);
grpc_endpoint_get_peer(&endpoint);
grpc_endpoint_write(&exec_ctx, &endpoint, NULL, NULL);
grpc_endpoint_shutdown(&exec_ctx, &endpoint);
grpc_endpoint_destroy(&exec_ctx, &endpoint);
grpc_endpoint_add_to_pollset(&exec_ctx, &endpoint, NULL);
grpc_endpoint_add_to_pollset_set(&exec_ctx, &endpoint, NULL);
/* executor.h */
grpc_executor_init();
grpc_executor_push(&closure, GRPC_ERROR_CREATE("Phi"));
grpc_executor_shutdown();
/* pollset.h */
grpc_pollset_size();
grpc_pollset_init(NULL, NULL);
grpc_pollset_shutdown(NULL, NULL, NULL);
grpc_pollset_reset(NULL);
grpc_pollset_destroy(NULL);
GRPC_ERROR_UNREF(grpc_pollset_work(NULL, NULL, NULL,
gpr_now(GPR_CLOCK_REALTIME),
gpr_now(GPR_CLOCK_MONOTONIC)));
GRPC_ERROR_UNREF(grpc_pollset_kick(NULL, NULL));
}
static void test_code(void) {
/* iomgr.h */
grpc_iomgr_init();
grpc_iomgr_shutdown();
/* closure.h */
grpc_closure closure;
closure.cb = NULL;
closure.cb_arg = NULL;
closure.final_data = 0;
grpc_closure_list closure_list = GRPC_CLOSURE_LIST_INIT;
closure_list.head = NULL;
closure_list.tail = NULL;
grpc_closure_init(&closure, NULL, NULL);
grpc_closure_create(NULL, NULL);
grpc_closure_list_move(NULL, NULL);
grpc_closure_list_add(NULL, NULL, true);
bool x = grpc_closure_list_empty(closure_list);
grpc_closure_next(&closure);
/* exec_ctx.h */
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_exec_ctx_flush(&exec_ctx);
grpc_exec_ctx_finish(&exec_ctx);
grpc_exec_ctx_enqueue(&exec_ctx, &closure, x, NULL);
grpc_exec_ctx_enqueue_list(&exec_ctx, &closure_list, NULL);
/* endpoint.h */
grpc_endpoint endpoint;
grpc_endpoint_vtable vtable = {
grpc_endpoint_read, grpc_endpoint_write,
grpc_endpoint_add_to_pollset, grpc_endpoint_add_to_pollset_set,
grpc_endpoint_shutdown, grpc_endpoint_destroy,
grpc_endpoint_get_peer};
endpoint.vtable = &vtable;
grpc_endpoint_read(&exec_ctx, &endpoint, NULL, NULL);
grpc_endpoint_get_peer(&endpoint);
grpc_endpoint_write(&exec_ctx, &endpoint, NULL, NULL);
grpc_endpoint_shutdown(&exec_ctx, &endpoint);
grpc_endpoint_destroy(&exec_ctx, &endpoint);
grpc_endpoint_add_to_pollset(&exec_ctx, &endpoint, NULL);
grpc_endpoint_add_to_pollset_set(&exec_ctx, &endpoint, NULL);
/* executor.h */
grpc_executor_init();
grpc_executor_enqueue(&closure, x);
grpc_executor_shutdown();
/* pollset.h */
grpc_pollset_size();
grpc_pollset_init(NULL, NULL);
grpc_pollset_shutdown(NULL, NULL, NULL);
grpc_pollset_reset(NULL);
grpc_pollset_destroy(NULL);
grpc_pollset_work(NULL, NULL, NULL, gpr_now(GPR_CLOCK_REALTIME),
gpr_now(GPR_CLOCK_MONOTONIC));
grpc_pollset_kick(NULL, NULL);
}
void grpc_iomgr_shutdown(grpc_exec_ctx *exec_ctx) {
gpr_timespec shutdown_deadline = gpr_time_add(
gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_seconds(10, GPR_TIMESPAN));
gpr_timespec last_warning_time = gpr_now(GPR_CLOCK_REALTIME);
grpc_timer_manager_shutdown();
grpc_iomgr_platform_flush();
grpc_executor_shutdown(exec_ctx);
gpr_mu_lock(&g_mu);
g_shutdown = 1;
while (g_root_object.next != &g_root_object) {
if (gpr_time_cmp(
gpr_time_sub(gpr_now(GPR_CLOCK_REALTIME), last_warning_time),
gpr_time_from_seconds(1, GPR_TIMESPAN)) >= 0) {
if (g_root_object.next != &g_root_object) {
gpr_log(GPR_DEBUG,
"Waiting for %" PRIuPTR " iomgr objects to be destroyed",
count_objects());
}
last_warning_time = gpr_now(GPR_CLOCK_REALTIME);
}
if (grpc_timer_check(exec_ctx, gpr_inf_future(GPR_CLOCK_MONOTONIC), NULL) ==
GRPC_TIMERS_FIRED) {
gpr_mu_unlock(&g_mu);
grpc_exec_ctx_flush(exec_ctx);
grpc_iomgr_platform_flush();
gpr_mu_lock(&g_mu);
continue;
}
if (g_root_object.next != &g_root_object) {
if (grpc_iomgr_abort_on_leaks()) {
gpr_log(GPR_DEBUG, "Failed to free %" PRIuPTR
" iomgr objects before shutdown deadline: "
"memory leaks are likely",
count_objects());
dump_objects("LEAKED");
abort();
}
gpr_timespec short_deadline = gpr_time_add(
gpr_now(GPR_CLOCK_REALTIME), gpr_time_from_millis(100, GPR_TIMESPAN));
if (gpr_cv_wait(&g_rcv, &g_mu, short_deadline)) {
if (gpr_time_cmp(gpr_now(GPR_CLOCK_REALTIME), shutdown_deadline) > 0) {
if (g_root_object.next != &g_root_object) {
gpr_log(GPR_DEBUG, "Failed to free %" PRIuPTR
" iomgr objects before shutdown deadline: "
"memory leaks are likely",
count_objects());
dump_objects("LEAKED");
}
break;
}
}
}
}
gpr_mu_unlock(&g_mu);
grpc_timer_list_shutdown(exec_ctx);
grpc_exec_ctx_flush(exec_ctx);
/* ensure all threads have left g_mu */
gpr_mu_lock(&g_mu);
gpr_mu_unlock(&g_mu);
grpc_iomgr_platform_shutdown();
grpc_exec_ctx_global_shutdown();
grpc_network_status_shutdown();
gpr_mu_destroy(&g_mu);
gpr_cv_destroy(&g_rcv);
}
