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feat(modem): Support for pausing network in C-API

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also adds a demo of this feature to pppos client example
This commit is contained in:
David Cermak
2024-12-05 10:30:22 +01:00
parent 247f1681e8
commit 1db83cd1ca
5 changed files with 45 additions and 1 deletions
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components/esp_modem/examples/pppos_client/main/Kconfig.projbuild
+10
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@@ -201,4 +201,14 @@ menu "Example Configuration"
help
MQTT data message, which we publish and expect to receive.
config EXAMPLE_PAUSE_NETIF_TO_CHECK_SIGNAL
bool "Demonstrate netif pause"
default n
help
Set this to true to demonstrate network pausing.
If enabled, the example waits for an MQTT data, then temporarily
drops network to check signal quality, resumes networking and
publishes another MQTT message.
Connection to the MQTT broker should be kept.
endmenu
components/esp_modem/examples/pppos_client/main/pppos_client_main.c
+15 -1
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
@@ -317,6 +317,20 @@ void app_main(void)
esp_mqtt_client_handle_t mqtt_client = esp_mqtt_client_init(&mqtt_config);
esp_mqtt_client_register_event(mqtt_client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
esp_mqtt_client_start(mqtt_client);
#if CONFIG_EXAMPLE_PAUSE_NETIF_TO_CHECK_SIGNAL
xEventGroupWaitBits(event_group, GOT_DATA_BIT, pdTRUE, pdFALSE, portMAX_DELAY);
esp_modem_pause_net(dce, true);
err = esp_modem_get_signal_quality(dce, &rssi, &ber);
if (err != ESP_OK) {
ESP_LOGE(TAG, "esp_modem_get_signal_quality failed with %d", err);
return;
}
ESP_LOGI(TAG, "Signal quality: rssi=%d, ber=%d", rssi, ber);
esp_modem_pause_net(dce, false);
esp_mqtt_client_publish(mqtt_client, CONFIG_EXAMPLE_MQTT_TEST_TOPIC, CONFIG_EXAMPLE_MQTT_TEST_DATA, 0, 0, 0);
#endif
ESP_LOGI(TAG, "Waiting for MQTT data");
xEventGroupWaitBits(event_group, GOT_DATA_BIT | USB_DISCONNECTED_BIT, pdFALSE, pdFALSE, portMAX_DELAY);
CHECK_USB_DISCONNECTION(event_group);
components/esp_modem/examples/pppos_client/sdkconfig.ci.sim800_c3
+1
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@@ -11,5 +11,6 @@ CONFIG_EXAMPLE_MODEM_DEVICE_SIM800=y
CONFIG_EXAMPLE_MODEM_DEVICE_BG96=n
CONFIG_EXAMPLE_MODEM_PPP_APN="lpwa.vodafone.com"
CONFIG_EXAMPLE_MQTT_TEST_TOPIC="/ci/esp-modem/pppos-client"
CONFIG_EXAMPLE_PAUSE_NETIF_TO_CHECK_SIGNAL=y
CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT=y
CONFIG_ESP32_PANIC_PRINT_HALT=y