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support for custom implementation of msg outbox

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This commit is contained in:
David Cermak
2018-08-15 17:24:46 +02:00
parent fa7ade77b1
commit 0c25441fdd
7 changed files with 56 additions and 40 deletions
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18
Kconfig
View File

@ -79,11 +79,11 @@ config MQTT_TASK_STACK_SIZE
MQTT task stack size
config MQTT_TASK_CORE_SELECTION_ENABLED
bool "Enable MQTT task core selection"
default false
help
This will enable core selection
bool "Enable MQTT task core selection"
default false
help
This will enable core selection
choice
depends on MQTT_TASK_CORE_SELECTION_ENABLED
prompt "Core to use ?"
@ -92,5 +92,11 @@ choice
config MQTT_USE_CORE_1
bool "Core 1"
endchoice
config MQTT_CUSTOM_OUTBOX
bool "Enable custom outbox implementation"
default n
help
Set to true if a specific implementation of message outbox is needed (e.g. persistant outbox in NVM or similar).
endmenu

4
examples/mqtt_tcp/main/Kconfig.projbuild
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@ -18,4 +18,8 @@ config BROKER_URL
help
URL of the broker to connect to
config BROKER_URL_FROM_STDIN
bool
default y if BROKER_URL = "FROM_STDIN"
endmenu

25
examples/mqtt_tcp/main/app_main.c
View File

@ -1,5 +1,4 @@
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stddef.h>
#include <string.h>
@ -38,14 +37,14 @@ static esp_err_t mqtt_event_handler(esp_mqtt_event_handle_t event)
msg_id = esp_mqtt_client_publish(client, "/topic/qos1", "data_3", 0, 1, 0);
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
// msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
// ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
// msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
// ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
// msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
// ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
break;
case MQTT_EVENT_DISCONNECTED:
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
@ -53,8 +52,8 @@ static esp_err_t mqtt_event_handler(esp_mqtt_event_handle_t event)
case MQTT_EVENT_SUBSCRIBED:
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
// msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
// ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
break;
case MQTT_EVENT_UNSUBSCRIBED:
ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
@ -118,13 +117,15 @@ static void wifi_init(void)
static void mqtt_app_start(void)
{
char line[128];
esp_mqtt_client_config_t mqtt_cfg = {
.uri = CONFIG_BROKER_URL,
.event_handle = mqtt_event_handler,
// .user_context = (void *)your_context
};
#if CONFIG_BROKER_URL_FROM_STDIN
char line[128];
if (strcmp(mqtt_cfg.uri, "FROM_STDIN") == 0) {
int count = 0;
printf("Please enter url of mqtt broker\n");
@ -141,7 +142,11 @@ static void mqtt_app_start(void)
}
mqtt_cfg.uri = line;
printf("Broker url: %s\n", line);
} else {
ESP_LOGE(TAG, "Configuration mismatch: wrong broker url");
abort();
}
#endif /* CONFIG_BROKER_URL_FROM_STDIN */
esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
esp_mqtt_client_start(client);

9
examples/mqtt_ws/main/app_main.c
View File

@ -40,8 +40,8 @@ static esp_err_t mqtt_event_handler(esp_mqtt_event_handle_t event)
msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
// msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
// ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
break;
case MQTT_EVENT_DISCONNECTED:
ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
@ -49,10 +49,7 @@ static esp_err_t mqtt_event_handler(esp_mqtt_event_handle_t event)
case MQTT_EVENT_SUBSCRIBED:
ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
msg_id = esp_mqtt_client_publish(client, "/topic/qos1", "data_1", 0, 1, 0);
printf("sending msgid=%d\n", msg_id);
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data_0", 0, 0, 0);
printf("sending msgid=%d\n", msg_id);
msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
break;
case MQTT_EVENT_UNSUBSCRIBED:

15
lib/include/mqtt_outbox.h
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@ -11,21 +11,10 @@
extern "C" {
#endif
typedef struct outbox_item {
char *buffer;
int len;
int msg_id;
int msg_type;
int tick;
int retry_count;
bool pending;
STAILQ_ENTRY(outbox_item) next;
} outbox_item_t;
STAILQ_HEAD(outbox_list_t, outbox_item);
struct outbox_item;
typedef struct outbox_list_t * outbox_handle_t;
typedef outbox_item_t *outbox_item_handle_t;
typedef struct outbox_item * outbox_item_handle_t;
outbox_handle_t outbox_init();
outbox_item_handle_t outbox_enqueue(outbox_handle_t outbox, uint8_t *data, int len, int msg_id, int msg_type, int tick);

19
lib/mqtt_outbox.c
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@ -4,8 +4,25 @@
#include "rom/queue.h"
#include "esp_log.h"
#ifndef CONFIG_MQTT_CUSTOM_OUTBOX
static const char *TAG = "OUTBOX";
typedef struct outbox_item {
char *buffer;
int len;
int msg_id;
int msg_type;
int tick;
int retry_count;
bool pending;
STAILQ_ENTRY(outbox_item) next;
} outbox_item_t;
STAILQ_HEAD(outbox_list_t, outbox_item);
outbox_handle_t outbox_init()
{
outbox_handle_t outbox = calloc(1, sizeof(struct outbox_list_t));
@ -149,3 +166,5 @@ void outbox_destroy(outbox_handle_t outbox)
outbox_cleanup(outbox, 0);
free(outbox);
}
#endif /* CONFIG_MQTT_CUSTOM_OUTBOX */

6
mqtt_client.c
View File

@ -844,10 +844,6 @@ int esp_mqtt_client_publish(esp_mqtt_client_handle_t client, const char *topic,
if (len <= 0) {
len = strlen(data);
}
// Note: Need to enqueue the qos>0 msg
// if (qos > 0) {
// mqtt_enqueue(client);
// }
client->mqtt_state.outbound_message = mqtt_msg_publish(&client->mqtt_state.mqtt_connection,
topic, data, len,
@ -857,7 +853,7 @@ int esp_mqtt_client_publish(esp_mqtt_client_handle_t client, const char *topic,
client->mqtt_state.pending_msg_type = mqtt_get_type(client->mqtt_state.outbound_message->data);
client->mqtt_state.pending_msg_id = pending_msg_id;
client->mqtt_state.pending_msg_count ++;
// Note: Need to enqueue the qos>0 msg to pass https://code.google.com/archive/p/mqtt4erl/wikis/QualityOfServiceUseCases.wiki
/* Have to enqueue all the qos>0 messages) */
mqtt_enqueue(client);
}