void grpc_iomgr_shutdown(void) {
grpc_iomgr_object *obj;
grpc_iomgr_closure *closure;
gpr_timespec shutdown_deadline =
gpr_time_add(gpr_now(), gpr_time_from_seconds(10));
gpr_mu_lock(&g_mu);
g_shutdown = 1;
while (g_cbs_head || g_root_object.next != &g_root_object) {
size_t nobjs = count_objects();
gpr_log(GPR_DEBUG, "Waiting for %d iomgr objects to be destroyed%s", nobjs,
g_cbs_head ? " and executing final callbacks" : "");
if (g_cbs_head) {
do {
closure = g_cbs_head;
g_cbs_head = closure->next;
if (!g_cbs_head) g_cbs_tail = NULL;
gpr_mu_unlock(&g_mu);
closure->cb(closure->cb_arg, 0);
gpr_mu_lock(&g_mu);
} while (g_cbs_head);
continue;
}
if (nobjs > 0) {
int timeout = 0;
gpr_timespec short_deadline = gpr_time_add(gpr_now(),
gpr_time_from_millis(100));
while (gpr_cv_wait(&g_rcv, &g_mu, short_deadline) && g_cbs_head == NULL) {
if (gpr_time_cmp(gpr_now(), shutdown_deadline) > 0) {
timeout = 1;
break;
}
}
if (timeout) {
gpr_log(GPR_DEBUG,
"Failed to free %d iomgr objects before shutdown deadline: "
"memory leaks are likely",
count_objects());
for (obj = g_root_object.next; obj != &g_root_object; obj = obj->next) {
gpr_log(GPR_DEBUG, "LEAKED OBJECT: %s", obj->name);
}
break;
}
}
}
gpr_mu_unlock(&g_mu);
grpc_kick_poller();
gpr_event_wait(&g_background_callback_executor_done, gpr_inf_future);
grpc_iomgr_platform_shutdown();
grpc_alarm_list_shutdown();
gpr_mu_destroy(&g_mu);
gpr_cv_destroy(&g_rcv);
}
void grpc_iomgr_shutdown(void) {
delayed_callback *cb;
gpr_timespec shutdown_deadline =
gpr_time_add(gpr_now(), gpr_time_from_seconds(10));
gpr_mu_lock(&g_mu);
g_shutdown = 1;
while (g_cbs_head || g_refs) {
gpr_log(GPR_DEBUG, "Waiting for %d iomgr objects to be destroyed%s", g_refs,
g_cbs_head ? " and executing final callbacks" : "");
while (g_cbs_head) {
cb = g_cbs_head;
g_cbs_head = cb->next;
if (!g_cbs_head) g_cbs_tail = NULL;
gpr_mu_unlock(&g_mu);
cb->cb(cb->cb_arg, 0);
gpr_free(cb);
gpr_mu_lock(&g_mu);
}
if (g_refs) {
int timeout = 0;
gpr_timespec short_deadline = gpr_time_add(gpr_now(),
gpr_time_from_millis(100));
while (gpr_cv_wait(&g_rcv, &g_mu, short_deadline) && g_cbs_head == NULL) {
if (gpr_time_cmp(gpr_now(), shutdown_deadline) > 0) {
timeout = 1;
break;
}
}
if (timeout) {
gpr_log(GPR_DEBUG,
"Failed to free %d iomgr objects before shutdown deadline: "
"memory leaks are likely",
g_refs);
break;
}
}
}
gpr_mu_unlock(&g_mu);
grpc_kick_poller();
gpr_event_wait(&g_background_callback_executor_done, gpr_inf_future);
grpc_iomgr_platform_shutdown();
grpc_alarm_list_shutdown();
gpr_mu_destroy(&g_mu);
gpr_cv_destroy(&g_cv);
gpr_cv_destroy(&g_rcv);
}
void grpc_iomgr_shutdown(void) {
grpc_iomgr_closure *closure;
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);
gpr_mu_lock(&g_mu);
g_shutdown = 1;
while (g_cbs_head != NULL || 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_cbs_head != NULL && g_root_object.next != &g_root_object) {
gpr_log(GPR_DEBUG,
"Waiting for %d iomgr objects to be destroyed and executing "
"final callbacks",
count_objects());
} else if (g_cbs_head != NULL) {
gpr_log(GPR_DEBUG, "Executing final iomgr callbacks");
} else {
gpr_log(GPR_DEBUG, "Waiting for %d iomgr objects to be destroyed",
count_objects());
}
last_warning_time = gpr_now(GPR_CLOCK_REALTIME);
}
if (g_cbs_head) {
do {
closure = g_cbs_head;
g_cbs_head = closure->next;
if (!g_cbs_head) g_cbs_tail = NULL;
gpr_mu_unlock(&g_mu);
closure->cb(closure->cb_arg, 0);
gpr_mu_lock(&g_mu);
} while (g_cbs_head);
continue;
}
if (grpc_alarm_check(&g_mu, gpr_inf_future(GPR_CLOCK_MONOTONIC), NULL)) {
continue;
}
if (g_root_object.next != &g_root_object) {
int timeout = 0;
while (g_cbs_head == NULL) {
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) && g_cbs_head == NULL) {
if (gpr_time_cmp(gpr_now(GPR_CLOCK_REALTIME), shutdown_deadline) > 0) {
timeout = 1;
break;
}
}
}
if (timeout) {
gpr_log(GPR_DEBUG,
"Failed to free %d iomgr objects before shutdown deadline: "
"memory leaks are likely",
count_objects());
dump_objects("LEAKED");
break;
}
}
}
gpr_mu_unlock(&g_mu);
grpc_kick_poller();
gpr_event_wait(&g_background_callback_executor_done,
gpr_inf_future(GPR_CLOCK_REALTIME));
grpc_alarm_list_shutdown();
grpc_iomgr_platform_shutdown();
gpr_mu_destroy(&g_mu);
gpr_cv_destroy(&g_rcv);
}
