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Merge branch 'feature/outbox_limit' into 'master'

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MQTT: Cleanup expired messages when offline

See merge request espressif/esp-mqtt!76
This commit is contained in:
David Čermák
2020-08-18 14:08:57 +08:00
parent a8ef2a434b bdadd77c6e
commit ae408d9a69
2 changed files with 26 additions and 8 deletions
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27
mqtt_client.c
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@@ -1333,6 +1333,14 @@ static void esp_mqtt_task(void *pv)
break;
}
//Delete message after OUTBOX_EXPIRED_TIMEOUT_MS miliseconds
int deleted = outbox_delete_expired(client->outbox, platform_tick_get_ms(), OUTBOX_EXPIRED_TIMEOUT_MS);
client->mqtt_state.pending_msg_count -= deleted;
if (client->mqtt_state.pending_msg_count < 0) {
client->mqtt_state.pending_msg_count = 0;
}
// resend all non-transmitted messages first
outbox_item_handle_t item = outbox_dequeue(client->outbox, QUEUED, NULL);
if (item) {
@@ -1373,13 +1381,6 @@ static void esp_mqtt_task(void *pv)
client->state = MQTT_STATE_INIT;
}
//Delete message after 30 seconds
int deleted = outbox_delete_expired(client->outbox, platform_tick_get_ms(), OUTBOX_EXPIRED_TIMEOUT_MS);
client->mqtt_state.pending_msg_count -= deleted;
if (client->mqtt_state.pending_msg_count < 0) {
client->mqtt_state.pending_msg_count = 0;
}
//
outbox_cleanup(client->outbox, OUTBOX_MAX_SIZE);
break;
case MQTT_STATE_WAIT_TIMEOUT:
@@ -1630,6 +1631,18 @@ int esp_mqtt_client_publish(esp_mqtt_client_handle_t client, const char *topic,
/* Skip sending if not connected (rely on resending) */
if (client->state != MQTT_STATE_CONNECTED) {
ESP_LOGD(TAG, "Publish: client is not connected");
if (qos > 0) {
ret = pending_msg_id;
}
//Delete message after OUTBOX_EXPIRED_TIMEOUT_MS miliseconds
int deleted = outbox_delete_expired(client->outbox, platform_tick_get_ms(), OUTBOX_EXPIRED_TIMEOUT_MS);
client->mqtt_state.pending_msg_count -= deleted;
if (client->mqtt_state.pending_msg_count < 0) {
client->mqtt_state.pending_msg_count = 0;
}
goto cannot_publish;
}