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Merge pull request 'refactor' (#2) from develop into master

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Reviewed-on: #2
This commit is contained in:
Hendrik Schutter 2021-01-21 11:47:50 +01:00
commit c3d6e3c8a2
26 changed files with 5525 additions and 815 deletions
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.gitignore vendored
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@ -57,3 +57,6 @@ build/
test/build/
*.old
*.orig

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Doxyfile Normal file
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components/mesh_ota/CMakeLists.txt
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idf_component_register(SRCS "Mesh_network_handler.c" "Mesh_network.c" "Mesh_OTA.c"
idf_component_register(SRCS "Mesh_OTA_Util.c" "Mesh_Network.c" "Mesh_Network_Handler.c" "HTTPS_Client.c" "Mesh_OTA_Partition_Access.c" "Mesh_OTA_Globals.c" "Mesh_OTA.c"
INCLUDE_DIRS "include"
REQUIRES nvs_flash
esp_http_client

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components/mesh_ota/HTTPS_Client.c Normal file
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/**
* @file HTTPS_Client.c
* @brief Used to download the OTA image from the server
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: Connects via HTTPS and HTTPS Basic Auth to the Server.
* Downloads the image in segments
*/
#include "HTTPS_Client.h"
static const char *TAG = "https_client";
//HTTP GET data
static const char *REQUEST = "GET " CONFIG_OTA_HTTPS_URL " HTTP/1.1\r\n"
"Host: "CONFIG_OTA_HTTPS_SERVER_COMMON_NAME"\r\n"
"User-Agent: esp-idf/1.0 esp32\r\n"
"Authorization: Basic " CONFIG_OTA_HTTPS_AUTH "\r\n"
"\r\n";
static HTTPS_Client_t sHTTPS_ClientConfig;
https_client_ret_t https_clientInitEmbedTLS(void);
https_client_ret_t errHTTPSClientConnectToServer(void);
https_client_ret_t errHTTPSClientValidateServer(void);
https_client_ret_t errHTTPSClientSendRequest(void);
/**
* @fn https_client_ret_t errHTTPSClientInitialize(void)
* @brief Initialize the client
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* Initialize embedTLS
*/
https_client_ret_t errHTTPSClientInitialize(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
i32RetHTTPClient = https_clientInitEmbedTLS();
if (i32RetHTTPClient == HTTPS_CLIENT_ERROR_INIT_EMBEDTLS)
{
ESP_LOGE(TAG, "Unable to initialize EmbedTLS");
i32RetHTTPClient = HTTPS_CLIENT_ERROR;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientRetrieveData(char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* pu32BytesRead)
* @brief receive a image segment from server
* @param cpu8Data data buffer
* @param cpcu32DataLenght desired byte amount
* @param pu32BytesRead actual received byte amount
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* Read segement and handle all events like EOF or timeout
*/
https_client_ret_t errHTTPSClientRetrieveData(char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* pu32BytesRead)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetRetrieveData = ESP_OK;
bool bRetriveData = true;
bzero(cpu8Data, *cpcu32DataLenght);
(*pu32BytesRead) = 0U;
while (bRetriveData)
{
mbedtls_ssl_conf_read_timeout(&sHTTPS_ClientConfig.conf, HTTPS_READ_TIMEOUT); //set timeout
//Reading HTTP response
i32RetRetrieveData = mbedtls_ssl_read(&sHTTPS_ClientConfig.ssl, (unsigned char *)(cpu8Data+(*pu32BytesRead)), ((*cpcu32DataLenght)-(*pu32BytesRead)));
if(i32RetRetrieveData > 0)
{
//Data received
*pu32BytesRead = *pu32BytesRead + i32RetRetrieveData;
if(*cpcu32DataLenght > 0)
{
//buffer not full yet --> read some more
bRetriveData = true;
}
else
{
//buffer full --> stop reading
bRetriveData = false;
}
}
if(i32RetRetrieveData == 0)
{
//all data read --> stop reading
bRetriveData = false;
pu32BytesRead = 0;
}
if(i32RetRetrieveData == MBEDTLS_ERR_SSL_TIMEOUT )
{
//timeout --> stop reading
bRetriveData = false;
}
if(i32RetRetrieveData == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY)
{
//connection is going to be closed
i32RetHTTPClient = HTTPS_CLIENT_ERROR;
bRetriveData = false;
}
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientReset(void)
* @brief reset client for next receive of image
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* reset session
*/
https_client_ret_t errHTTPSClientReset(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
i32RetHTTPClient = mbedtls_ssl_close_notify(&sHTTPS_ClientConfig.ssl); //close session
if(i32RetHTTPClient != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_close_notify returned 0x%x", i32RetHTTPClient);
}
mbedtls_ssl_session_reset(&sHTTPS_ClientConfig.ssl); //reset embedssl
mbedtls_net_free(&sHTTPS_ClientConfig.server_fd); //free ram
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t https_clientInitEmbedTLS(void)
* @brief init embedTLS
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* attach certs for tls
*/
https_client_ret_t https_clientInitEmbedTLS(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetEmbedTLS = ESP_OK;
static bool bAlreadySetup = false;
mbedtls_ssl_init(&sHTTPS_ClientConfig.ssl);
mbedtls_x509_crt_init(&sHTTPS_ClientConfig.cacert);
mbedtls_ctr_drbg_init(&sHTTPS_ClientConfig.ctr_drbg);
mbedtls_ssl_config_init(&sHTTPS_ClientConfig.conf);
mbedtls_entropy_init(&sHTTPS_ClientConfig.entropy);
i32RetEmbedTLS = mbedtls_ctr_drbg_seed(&sHTTPS_ClientConfig.ctr_drbg, mbedtls_entropy_func, &sHTTPS_ClientConfig.entropy, NULL, 0);
if(i32RetEmbedTLS!= ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ctr_drbg_seed returned %d", i32RetEmbedTLS);
}
if(i32RetEmbedTLS == ESP_OK)
{
//Attaching the certificate bundle
i32RetEmbedTLS = esp_crt_bundle_attach(&sHTTPS_ClientConfig.conf);
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "esp_crt_bundle_attach returned 0x%x\n\n", i32RetEmbedTLS);
}
}
if(i32RetEmbedTLS == ESP_OK)
{
//Setting hostname for TLS session.
i32RetEmbedTLS = mbedtls_ssl_set_hostname(&sHTTPS_ClientConfig.ssl, CONFIG_OTA_HTTPS_SERVER_COMMON_NAME);
// Hostname set here should match CN in server certificate
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_set_hostname returned 0x%x", i32RetEmbedTLS);
}
}
if(i32RetEmbedTLS == ESP_OK)
{
//Setting up the SSL/TLS structure
i32RetEmbedTLS = mbedtls_ssl_config_defaults(&sHTTPS_ClientConfig.conf,
MBEDTLS_SSL_IS_CLIENT,
MBEDTLS_SSL_TRANSPORT_STREAM,
MBEDTLS_SSL_PRESET_DEFAULT);
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_config_defaults returned %d", i32RetEmbedTLS);
}
}
if(i32RetEmbedTLS == ESP_OK)
{
mbedtls_ssl_conf_authmode(&sHTTPS_ClientConfig.conf, MBEDTLS_SSL_VERIFY_REQUIRED);
mbedtls_ssl_conf_ca_chain(&sHTTPS_ClientConfig.conf, &sHTTPS_ClientConfig.cacert, NULL);
mbedtls_ssl_conf_rng(&sHTTPS_ClientConfig.conf, mbedtls_ctr_drbg_random, &sHTTPS_ClientConfig.ctr_drbg);
if (bAlreadySetup == false) //check if mbedtls_ssl_setup was called before
{
i32RetEmbedTLS = mbedtls_ssl_setup(&sHTTPS_ClientConfig.ssl, &sHTTPS_ClientConfig.conf); //call this only once
if(i32RetEmbedTLS != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_ssl_setup returned 0x%x\n", i32RetEmbedTLS);
}
else
{
bAlreadySetup = true;
}
}
}
if(i32RetEmbedTLS == ESP_OK)
{
mbedtls_net_init(&sHTTPS_ClientConfig.server_fd);
}
if (i32RetEmbedTLS != ESP_OK)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_EMBEDTLS;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientConnectToServer(void)
* @brief connect to server
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* open TLS session
*/
https_client_ret_t errHTTPSClientConnectToServer(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetServerConnect = ESP_OK;
//Connecting to server
i32RetServerConnect = mbedtls_net_connect(&sHTTPS_ClientConfig.server_fd, CONFIG_OTA_HTTPS_SERVER_COMMON_NAME, CONFIG_OTA_HTTPS_SERVER_PORT, MBEDTLS_NET_PROTO_TCP);
if (i32RetServerConnect != ESP_OK)
{
ESP_LOGE(TAG, "mbedtls_net_connect returned %x", i32RetServerConnect);
}
if(i32RetServerConnect == ESP_OK)
{
mbedtls_ssl_set_bio(&sHTTPS_ClientConfig.ssl, &sHTTPS_ClientConfig.server_fd, mbedtls_net_send, mbedtls_net_recv, mbedtls_net_recv_timeout);
//Performing the SSL/TLS handshake
while ((i32RetServerConnect = mbedtls_ssl_handshake(&sHTTPS_ClientConfig.ssl)) != 0)
{
if ((i32RetServerConnect != MBEDTLS_ERR_SSL_WANT_READ) && (i32RetServerConnect != MBEDTLS_ERR_SSL_WANT_WRITE))
{
ESP_LOGE(TAG, "mbedtls_ssl_handshake returned 0x%x", i32RetServerConnect);
}
}
}
if(i32RetServerConnect != ESP_OK)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_CONNECT_TWO_SERVER;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientValidateServer(void)
* @brief validate server
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* check CDN and cert
*/
https_client_ret_t errHTTPSClientValidateServer(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetValidateServer = ESP_OK;
//Verifying peer X.509 certificate
if ((i32RetValidateServer = mbedtls_ssl_get_verify_result(&sHTTPS_ClientConfig.ssl)) != 0)
{
ESP_LOGE(TAG, "Failed to verify peer certificate!");
}
if(i32RetValidateServer != ESP_OK)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_VALIDATE_SERVER;
}
return i32RetHTTPClient;
}
/**
* @fn https_client_ret_t errHTTPSClientSendRequest(void)
* @brief send request to server
* @param void
* @return HTTPS_Client error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* send HTTP GET request
*/
https_client_ret_t errHTTPSClientSendRequest(void)
{
https_client_ret_t i32RetHTTPClient = HTTPS_CLIENT_OK;
int32_t i32RetSendRequest = ESP_OK;
uint32_t u32WrittenBytes = 0;
bool bWrite = true; //flag to stop loop
//Writing HTTP request
while((u32WrittenBytes < strlen(REQUEST)) && bWrite)
{
i32RetSendRequest = mbedtls_ssl_write(&sHTTPS_ClientConfig.ssl,
(const unsigned char *)REQUEST + u32WrittenBytes,
strlen(REQUEST) - u32WrittenBytes);
if (i32RetSendRequest >= 0)
{
//bytes written
u32WrittenBytes += i32RetSendRequest;
}
else if (i32RetSendRequest != MBEDTLS_ERR_SSL_WANT_WRITE && i32RetSendRequest != MBEDTLS_ERR_SSL_WANT_READ)
{
ESP_LOGE(TAG, "mbedtls_ssl_write returned 0x%x", i32RetSendRequest);
bWrite = false;
}
}
if(bWrite == false)
{
i32RetHTTPClient = HTTPS_CLIENT_ERROR_INIT_SEND_REQUEST;
}
return i32RetHTTPClient;
}

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components/mesh_ota/Mesh_Network.c Normal file
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/**
* @file Mesh_Network.c
* @brief Mesh network layer used by OTA and APP
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Additional Infos: Start network and send and receive data.
*/
#include "Mesh_Network.h"
static const char *LOG_TAG = "mesh_network";
//w: errMeshNetworkInitialize
//r: errMeshNetworkInitialize;vMeshNetworkGetOwnAddr;errMeshNetworkGetChildren
uint8_t u8ownMAC[6];
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: vMeshNetworkMeshEventHandler
esp_netif_t* pNetifSta;
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: errMeshNetworkInitialize;
bool bIsMeshConnected;
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: vMeshNetworkMeshEventHandler
int32_t i32MeshLayer;
//w: errMeshNetworkInitialize; vMeshNetworkMeshEventHandler
//r: vMeshNetworkMeshEventHandler
mesh_addr_t meshParentAddr;
//function pointer for callbacks
void (*pAppRxHandle)(const uint8_t* const, const uint8_t* const);
void (*pOTAChildConnectHandle)(const uint8_t* const);
void (*pOTAMessageHandle)(const MESH_PACKET_t* const);
void (*pChangeStateOfServerWorkerHandle)(const bool );
/**
* @fn esp_err_t errMeshNetworkInitialize()
* @brief Starts the mesh network
* @param void
* @return ESP32 error code
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Initialize the network
*/
esp_err_t errMeshNetworkInitialize(void)
{
//init module variables
esp_err_t err;
bIsMeshConnected = false;
i32MeshLayer = -1;
pNetifSta = NULL;
err = nvs_flash_init(); //init non-volatile storage
#ifdef ERASE_NVS
if(err == ESP_ERR_NVS_NO_FREE_PAGES) //check if storage is full
{
ERROR_CHECK(nvs_flash_erase());
}
#endif
// tcpip initialization
ERROR_CHECK(esp_netif_init());
//event initialization
ERROR_CHECK(esp_event_loop_create_default());
//create network interfaces for mesh (only station instance saved for further manipulation, soft AP instance ignored
ERROR_CHECK(esp_netif_create_default_wifi_mesh_netifs(&pNetifSta, NULL));
//wifi initialization
ERROR_CHECK(errMeshNetworkInitializeWiFi());
//mesh initialization
ERROR_CHECK(esp_mesh_init());
//mesh initialization
ERROR_CHECK(esp_event_handler_register(MESH_EVENT, ESP_EVENT_ANY_ID, &vMeshNetworkMeshEventHandler, NULL));
//set mesh topology
ERROR_CHECK(esp_mesh_set_topology(CONFIG_MESH_TOPOLOGY));
//set mesh max layer according to the topology
ERROR_CHECK(esp_mesh_set_max_layer(CONFIG_MESH_MAX_LAYER));
ERROR_CHECK(esp_mesh_set_vote_percentage(1));
ERROR_CHECK(esp_mesh_set_xon_qsize(128));
//Disable mesh PS function
ERROR_CHECK(esp_mesh_disable_ps());
ERROR_CHECK(esp_mesh_set_ap_assoc_expire(10));
mesh_cfg_t cfg = MESH_INIT_CONFIG_DEFAULT();
/* mesh ID */
memcpy((uint8_t *) &cfg.mesh_id, CONFIG_MESH_ID, 6);
ERROR_CHECK(errMeshNetworkInitializeRouter(&cfg));
/* mesh softAP */
ERROR_CHECK(esp_mesh_set_ap_authmode(CONFIG_MESH_AP_AUTHMODE));
cfg.mesh_ap.max_connection = CONFIG_MESH_AP_CONNECTIONS;
memcpy((uint8_t *) &cfg.mesh_ap.password, CONFIG_MESH_AP_PASSWD,
strlen(CONFIG_MESH_AP_PASSWD));
ERROR_CHECK(esp_mesh_set_config(&cfg));
/* mesh start */
ERROR_CHECK(esp_mesh_start());
ERROR_CHECK(esp_base_mac_addr_get(u8ownMAC))
//debug info
ESP_LOGD(LOG_TAG, "mesh starts successfully, heap:%d, %s<%d>%s, ps:%d\n", esp_get_minimum_free_heap_size(),
esp_mesh_is_root_fixed() ? "root fixed" : "root not fixed",
esp_mesh_get_topology(), esp_mesh_get_topology() ? "(chain)":"(tree)", esp_mesh_is_ps_enabled());
ESP_LOGI(LOG_TAG, "Node MAC: \"%x:%x:%x:%x:%x:%x\" ", u8ownMAC[0], u8ownMAC[1], u8ownMAC[2], u8ownMAC[3], u8ownMAC[4], u8ownMAC[5]);
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkInitializeWiFi()
* @brief Starts the WiFI
* @param void
* @return ESP32 error code
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* start the wifi
*/
esp_err_t errMeshNetworkInitializeWiFi()
{
//wifi initialization
esp_err_t err = ESP_OK;
wifi_init_config_t config = WIFI_INIT_CONFIG_DEFAULT();
ERROR_CHECK(esp_wifi_init(&config));
ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &vMeshNetworkIpEventHandler, NULL));
ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_FLASH));
ERROR_CHECK(esp_wifi_start());
return err;
}
/**
* @fn esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg)
* @brief Starts the router
* @param cfg router config
* @return ESP32 error code
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Initialize the network
*/
esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg)
{
//router initialization
esp_err_t err = ESP_OK;
(*cfg).channel = CONFIG_MESH_CHANNEL;
(*cfg).router.ssid_len = strlen(CONFIG_MESH_ROUTER_SSID);
memcpy((uint8_t *) &(*cfg).router.ssid, CONFIG_MESH_ROUTER_SSID, (*cfg).router.ssid_len);
memcpy((uint8_t *) &(*cfg).router.password, CONFIG_MESH_ROUTER_PASSWD,
strlen(CONFIG_MESH_ROUTER_PASSWD));
return err;
}
/**
* @fn esp_err_t errMeshNetworkSetChildConnectedHandle(void (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data))
* @brief set callback for event when child connects
* @param (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetChildConnectedHandle(void (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data))
{
pOTAChildConnectHandle = pChildConnectHandleTmp;
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSetAppReceiveHandle(void (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const pu8Sender))
* @brief set callback for event when application data is received
* @param (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const pu8Sender) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetAppReceiveHandle(void (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const pu8Sender))
{
pAppRxHandle = pAppRxHandleTmp; //set handle from app as receive handle if an app packet is received
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSetOTAMessageHandleHandle(void (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket))
* @brief set callback for event when OTA message is received
* @param (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetOTAMessageHandleHandle(void (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket))
{
pOTAMessageHandle = pOTAMessageHandleTmp;
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSetChangeStateOfServerWorkerHandle(void (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState))
* @brief set callback for event when connectify to server is changed
* @param (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState) function pointer
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSetChangeStateOfServerWorkerHandle(void (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState))
{
pChangeStateOfServerWorkerHandle = pChangeStateOfServerWorkerHandleTmp;
return ESP_OK;
}
/**
* @fn esp_err_t errMeshNetworkSendMeshPacket(const mesh_addr_t* const cpcAddrDest, const MESH_PACKET_t* const cpcPacket)
* @brief send packet to mesh node
* @param cpcAddrDest address from mesh node
* @param cpcPacket packet to send
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*/
esp_err_t errMeshNetworkSendMeshPacket(const mesh_addr_t* const cpcAddrDest, const MESH_PACKET_t* const cpcPacket)
{
esp_err_t err;
mesh_data_t data;
uint8_t tx_buf[CONFIG_MESH_MESSAGE_SIZE] = { 0, };
data.data = tx_buf;
data.size = sizeof(tx_buf);
data.proto = MESH_PROTO_BIN;
data.tos = MESH_TOS_P2P;
memcpy(tx_buf, (uint8_t *)cpcPacket, sizeof(MESH_PACKET_t));
err = esp_mesh_send(cpcAddrDest, &data, MESH_DATA_P2P, NULL, 0);
return err;
}
/**
* @fn bool bMeshNetworkIsRootNode()
* @brief return true if this node is the root
* @param void
* @return boolean
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bMeshNetworkIsRootNode(void)
{
return esp_mesh_is_root();
}
/**
* @fn bool bMeshNetworkIsNodeNeighbour(const mesh_addr_t* const cpcNode)
* @brief return true if node is neighbour if this
* @param cpcNode to check
* @return boolean
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bMeshNetworkIsNodeNeighbour(const mesh_addr_t* const cpcNode)
{
esp_err_t err = ESP_OK;
bool bReturn = false;
mesh_addr_t addrParent; //addr of parent node
mesh_addr_t childrenAddr[CONFIG_MESH_ROUTE_TABLE_SIZE]; //array of children attached to this node
uint16_t u16ChildrenSize = 0U; //number of children attached to this node
err = errMeshNetworkGetParentNode(&addrParent);
if(err == ESP_OK)
{
if(bMeshNetworkCheckMacEquality(cpcNode->addr, addrParent.addr) == true)
{
bReturn = true; //node was found
}
}
if(bReturn == false)
{
err = ESP_OK; //reset error code
ERROR_CHECK(errMeshNetworkGetChildren(childrenAddr, &u16ChildrenSize)); //get all children
for (uint16_t u16Index = 0; ((u16Index < u16ChildrenSize) && (err == ESP_OK) && (bReturn == false)); u16Index++)
{
if(bMeshNetworkCheckMacEquality(cpcNode->addr, childrenAddr[u16Index].addr) == true)
{
bReturn = true; //node was found
}
}
}
return bReturn;
}
/**
* @fn bool bMeshNetworkCheckMacEquality(const uint8_t* const cpcu8aMAC, const uint8_t* const cpcu8bMAC)
* @brief returns true if MAC address is equal
* @param cpcu8aMAC first MAC
* @param cpcu8bMAC second MAC
* @return boolean
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bMeshNetworkCheckMacEquality(const uint8_t* const cpcu8aMAC, const uint8_t* const cpcu8bMAC)
{
bool bRet = true;
uint8_t index = 0;
while ((index < 6) && (bRet == true))
{
if(cpcu8aMAC[index] != cpcu8bMAC[index])
{
bRet = false;
}
if(index == 5)
{
//last byte of mac
if(abs((cpcu8aMAC[index] - cpcu8bMAC[index])) <= 1)
{
bRet = true; //last byte differs 1 ore less
}
}
index++;
}
return bRet;
}
/**
* @fn esp_err_t errMeshNetworkStartReceiveTask()
* @brief start the task to receive the mesh packets
* @param void
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshNetworkStartReceiveTask(void)
{
esp_err_t err = ESP_OK;
BaseType_t xReturned;
xReturned = xTaskCreate(vMeshNetworkTaskReceiveMeshData, "ReceiveMeshData", 7000, NULL, 5, NULL);
if(xReturned != pdPASS)
{
err = ESP_FAIL;
}
return err;
}
/**
* @fn vMeshNetworkGetOwnAddr(mesh_addr_t* const cpMeshOwnAddr)
* @brief return own MAC addr
* @param cpMeshOwnAddr pointer to own mac
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshNetworkGetOwnAddr(mesh_addr_t* const cpMeshOwnAddr)
{
memcpy(cpMeshOwnAddr->addr, u8ownMAC, 6);
}
/**
* @fn esp_err_t errMeshNetworkGetChildren(mesh_addr_t* const cpChildren, uint16_t* const cpu16ChildrenSize)
* @brief get all connected children to node in array
* @param cpChildren pointer to array
* @param cpu16ChildrenSize pointer to size of array
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshNetworkGetChildren(mesh_addr_t* const cpChildren, uint16_t* const cpu16ChildrenSize)
{
esp_err_t err = ESP_OK;
int route_table_size = 0;
*cpu16ChildrenSize = 0;
mesh_addr_t route_table[CONFIG_MESH_ROUTE_TABLE_SIZE];
ERROR_CHECK(esp_mesh_get_routing_table((mesh_addr_t *) &route_table, (CONFIG_MESH_ROUTE_TABLE_SIZE * 6), &route_table_size));
if (err == ESP_OK)
{
for(uint16_t index = 0; index < esp_mesh_get_routing_table_size(); index++)
{
if(! (bMeshNetworkCheckMacEquality(u8ownMAC, route_table[index].addr)) )
{
//child node
//ESP_LOGI(LOG_TAG, "adding Node: \"0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x\" ", route_table[index].addr[0], route_table[index].addr[1], route_table[index].addr[2], route_table[index].addr[3], route_table[index].addr[4], route_table[index].addr[5]);
cpChildren[*cpu16ChildrenSize] = route_table[index];
(*cpu16ChildrenSize) = (*cpu16ChildrenSize)+1;
}
}
}
return err;
}
/**
* @fn void vMeshNetworkTaskReceiveMeshData(void *arg)
* @brief Task to receive all mesh packets
* @param arg
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshNetworkTaskReceiveMeshData(void *arg)
{
esp_err_t err;
mesh_addr_t from;
mesh_data_t data;
uint8_t rx_buf[CONFIG_MESH_MESSAGE_SIZE] = { 0, };
int flag = 0;
data.data = rx_buf;
data.size = CONFIG_MESH_MESSAGE_SIZE;
while (true)
{
data.size = CONFIG_MESH_MESSAGE_SIZE;
err = esp_mesh_recv(&from, &data, portMAX_DELAY, &flag, NULL, 0);
if (err != ESP_OK || !data.size)
{
ESP_LOGE(LOG_TAG, "err:0x%x, size:%d", err, data.size);
continue;
}
MESH_PACKET_t packet;
memcpy(&packet, (uint8_t *)rx_buf, sizeof(MESH_PACKET_t)); //parse MESH_PACKET_t
memcpy(&packet.meshSenderAddr, &from, sizeof(mesh_addr_t)); //copy sender into packet
switch (packet.type)
{
case APP_Data:
ESP_LOGD(LOG_TAG, "recv: APP_Data");
//call the rx handle from app
pAppRxHandle(packet.au8Payload, from.addr); //hand over payload and sender of this mesh packet
break;
case OTA_Version_Request:
case OTA_Version_Response:
case OTA_Data:
case OTA_ACK:
case OTA_Complete:
case OTA_Abort:
//call the rx handle from OTA
if(pOTAMessageHandle)
{
pOTAMessageHandle(&packet);
}
break;
default:
ESP_LOGE(LOG_TAG, "recv: something");
break;
}//end switch
} //end while
}
/**
* @fn esp_err_t errMeshNetworkGetParentNode(mesh_addr_t* const cpMeshParentAddr)
* @brief get parrent node if connected to it
* @param cpMeshParentAddr pointer to parent node addrs
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshNetworkGetParentNode(mesh_addr_t* const cpMeshParentAddr)
{
esp_err_t err = ESP_OK;
if((bIsMeshConnected == false) || (esp_mesh_is_root()))
{
//this node is not connected or is the root --> this node has no parent
err = ESP_FAIL;
}
else
{
//node has parent
memcpy(cpMeshParentAddr, &meshParentAddr, sizeof(mesh_addr_t));
}
return err;
}

261
components/mesh_ota/Mesh_Network_Handler.c Normal file
View File

@ -0,0 +1,261 @@
/**
* @file Mesh_Network_Handler.c
* @brief Handler for events from mesh network (no messages)
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: IP event received or parrent or child connected or disconnected
*/
#include "Mesh_Network.h"
static const char *LOG_TAG = "mesh_network_handler";
/**
* @fn void vMeshNetworkIpEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *vpEventData)
* @brief received an IP event
* @param arg
* @param event_base
* @param i32EventID
* @param vpEventData
* @return void
* @author ESP-IDF
* @date 20.01.2021
*/
void vMeshNetworkIpEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *vpEventData)
{
ip_event_got_ip_t *event = (ip_event_got_ip_t *) vpEventData;
ESP_LOGI(LOG_TAG, "<IP_EVENT_STA_GOT_IP>IP:" IPSTR, IP2STR(&event->ip_info.ip));
if(pChangeStateOfServerWorkerHandle)
{
pChangeStateOfServerWorkerHandle(true); //signal that this node (root node) has access to internet
}
}
/**
* @fn void vMeshNetworkMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData)
* @brief received an mesh event
* @param arg
* @param event_base
* @param i32EventID
* @param vpEventData
* @return void
* @author ESP-IDF
* @date 20.01.2021
*/
void vMeshNetworkMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData)
{
mesh_addr_t id = {0,};
static uint16_t last_layer = 0;
switch (i32EventID)
{
case MESH_EVENT_STARTED:
{
esp_mesh_get_id(&id);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_MESH_STARTED>ID:"MACSTR"", MAC2STR(id.addr));
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_STOPPED:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_STOPPED>");
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_CHILD_CONNECTED:
{
mesh_event_child_connected_t *child_connected = (mesh_event_child_connected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHILD_CONNECTED>aid:%d, "MACSTR"", child_connected->aid, MAC2STR(child_connected->mac));
if(pOTAChildConnectHandle){pOTAChildConnectHandle(child_connected->mac);}//add this child to queue using handle
}
break;
case MESH_EVENT_CHILD_DISCONNECTED:
{
mesh_event_child_disconnected_t *child_disconnected = (mesh_event_child_disconnected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHILD_DISCONNECTED>aid:%d, "MACSTR"",
child_disconnected->aid,
MAC2STR(child_disconnected->mac));
}
break;
case MESH_EVENT_ROUTING_TABLE_ADD:
{
mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)vpEventData;
ESP_LOGW(LOG_TAG, "<MESH_EVENT_ROUTING_TABLE_ADD>add %d, new:%d, layer:%d",
routing_table->rt_size_change,
routing_table->rt_size_new, i32MeshLayer);
}
break;
case MESH_EVENT_ROUTING_TABLE_REMOVE:
{
mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)vpEventData;
ESP_LOGW(LOG_TAG, "<MESH_EVENT_ROUTING_TABLE_REMOVE>remove %d, new:%d, layer:%d",
routing_table->rt_size_change,
routing_table->rt_size_new, i32MeshLayer);
}
break;
case MESH_EVENT_NO_PARENT_FOUND:
{
mesh_event_no_parent_found_t *no_parent = (mesh_event_no_parent_found_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_NO_PARENT_FOUND>scan times:%d",
no_parent->scan_times);
/* TODO handler for the failure, maybe nominate themselves */
}
break;
case MESH_EVENT_PARENT_CONNECTED:
{
mesh_event_connected_t *connected = (mesh_event_connected_t *)vpEventData;
esp_mesh_get_id(&id);
i32MeshLayer = connected->self_layer;
memcpy(&meshParentAddr.addr, connected->connected.bssid, 6);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PARENT_CONNECTED>layer:%d-->%d, parent:"MACSTR"%s, ID:"MACSTR", duty:%d",
last_layer, i32MeshLayer, MAC2STR(meshParentAddr.addr),
esp_mesh_is_root() ? "<ROOT>" : (i32MeshLayer == 2) ? "<layer2>" : "", //print own node title
MAC2STR(id.addr), connected->duty);
last_layer = i32MeshLayer;
bIsMeshConnected = true;
if (esp_mesh_is_root())
{
if(esp_netif_dhcpc_start(pNetifSta) == ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED) //get a IP from router
{
if(pChangeStateOfServerWorkerHandle){pChangeStateOfServerWorkerHandle(true);}// signal reconnect
}
}
errMeshNetworkStartReceiveTask();//start receiving
}
break;
case MESH_EVENT_PARENT_DISCONNECTED:
{
mesh_event_disconnected_t *disconnected = (mesh_event_disconnected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PARENT_DISCONNECTED>reason:%d", disconnected->reason);
bIsMeshConnected = false;
if(pChangeStateOfServerWorkerHandle){pChangeStateOfServerWorkerHandle(false);}
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_LAYER_CHANGE:
{
mesh_event_layer_change_t *layer_change = (mesh_event_layer_change_t *)vpEventData;
i32MeshLayer = layer_change->new_layer;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_LAYER_CHANGE>layer:%d-->%d%s",
last_layer, i32MeshLayer,
esp_mesh_is_root() ? "<ROOT>" : (i32MeshLayer == 2) ? "<layer2>" : "");
last_layer = i32MeshLayer;
}
break;
case MESH_EVENT_ROOT_ADDRESS:
{
mesh_event_root_address_t *root_addr = (mesh_event_root_address_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_ADDRESS>root address:"MACSTR"",
MAC2STR(root_addr->addr));
}
break;
case MESH_EVENT_VOTE_STARTED:
{
mesh_event_vote_started_t *vote_started = (mesh_event_vote_started_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_VOTE_STARTED>attempts:%d, reason:%d, rc_addr:"MACSTR"",
vote_started->attempts,
vote_started->reason,
MAC2STR(vote_started->rc_addr.addr));
}
break;
case MESH_EVENT_VOTE_STOPPED:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_VOTE_STOPPED>");
}
break;
case MESH_EVENT_ROOT_SWITCH_REQ:
{
mesh_event_root_switch_req_t *switch_req = (mesh_event_root_switch_req_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_SWITCH_REQ>reason:%d, rc_addr:"MACSTR"", switch_req->reason,
MAC2STR( switch_req->rc_addr.addr));
}
break;
case MESH_EVENT_ROOT_SWITCH_ACK:
{
//new root
i32MeshLayer = esp_mesh_get_layer();
esp_mesh_get_parent_bssid(&meshParentAddr);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_SWITCH_ACK>layer:%d, parent:"MACSTR"", i32MeshLayer, MAC2STR(meshParentAddr.addr));
}
break;
case MESH_EVENT_TODS_STATE:
{
mesh_event_toDS_state_t *toDs_state = (mesh_event_toDS_state_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_TODS_REACHABLE>state:%d", *toDs_state);
}
break;
case MESH_EVENT_ROOT_FIXED:
{
mesh_event_root_fixed_t *root_fixed = (mesh_event_root_fixed_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_FIXED>%s",
root_fixed->is_fixed ? "fixed" : "not fixed");
}
break;
case MESH_EVENT_ROOT_ASKED_YIELD:
{
mesh_event_root_conflict_t *root_conflict = (mesh_event_root_conflict_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_ASKED_YIELD>"MACSTR", rssi:%d, capacity:%d",
MAC2STR(root_conflict->addr), root_conflict->rssi, root_conflict->capacity);
}
break;
case MESH_EVENT_CHANNEL_SWITCH:
{
mesh_event_channel_switch_t *channel_switch = (mesh_event_channel_switch_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHANNEL_SWITCH>new channel:%d", channel_switch->channel);
}
break;
case MESH_EVENT_SCAN_DONE:
{
mesh_event_scan_done_t *scan_done = (mesh_event_scan_done_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_SCAN_DONE>number:%d", scan_done->number);
}
break;
case MESH_EVENT_NETWORK_STATE:
{
mesh_event_network_state_t *network_state = (mesh_event_network_state_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_NETWORK_STATE>is_rootless:%d", network_state->is_rootless);
}
break;
case MESH_EVENT_STOP_RECONNECTION:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_STOP_RECONNECTION>");
}
break;
case MESH_EVENT_FIND_NETWORK:
{
mesh_event_find_network_t *find_network = (mesh_event_find_network_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_FIND_NETWORK>new channel:%d, router BSSID:"MACSTR"",
find_network->channel, MAC2STR(find_network->router_bssid));
}
break;
case MESH_EVENT_ROUTER_SWITCH:
{
mesh_event_router_switch_t *router_switch = (mesh_event_router_switch_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROUTER_SWITCH>new router:%s, channel:%d, "MACSTR"",
router_switch->ssid, router_switch->channel, MAC2STR(router_switch->bssid));
}
break;
case MESH_EVENT_PS_PARENT_DUTY:
{
mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PS_PARENT_DUTY>duty:%d", ps_duty->duty);
}
break;
case MESH_EVENT_PS_CHILD_DUTY:
{
mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PS_CHILD_DUTY>cidx:%d, "MACSTR", duty:%d", ps_duty->child_connected.aid-1,
MAC2STR(ps_duty->child_connected.mac), ps_duty->duty);
}
break;
default:
ESP_LOGI(LOG_TAG, "unknown id:%d", i32EventID);
break;
}
}

551
components/mesh_ota/Mesh_OTA.c
View File

@ -1,237 +1,382 @@
#include "Mesh_OTA.h"
/*
* 999.999.999
* Return true if remote version is newer (higher) than local version
/**
* @file Mesh_OTA.c
* @brief Start and implement OTA updates via HTTPS from server and other mesh nodes (bidirectional)
* @author Hendrik Schutter
* @date 21.01.2021
*/
bool bNewerVersion(const char* pu8Local, const char* pu8Remote)
#include "Mesh_OTA.h"
#include "Mesh_OTA_Util.h"
#include "Mesh_OTA_Globals.h"
#include "Mesh_OTA_Partition_Access.h"
static const char *LOG_TAG = "mesh_ota";
/**
* @fn esp_err_t errMeshOTAInitialize(void)
* @brief Starts Mesh OTA functionality
* @param void
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Initialize queues and tasks
* Set callbacks
*/
esp_err_t errMeshOTAInitialize(void)
{
char u8LocalTmp[12]; //local version
char u8RemoteTmp[12]; //remote version
char* pu8saveptrLocal; //context for strok_r
char* pu8saveptrRemote; //context for strok_r
bool bReturn = false; //flag to stop loop
uint8_t u8Index = 0; //numbers counter in version string
strcpy(u8LocalTmp, pu8Local); //copy in tmp
strcpy(u8RemoteTmp, pu8Remote); //copy in tmp
char* pu8TokenLocal = strtok_r(u8LocalTmp, ".", &pu8saveptrLocal); //split tokens
char* pu8TokenRemote = strtok_r(u8RemoteTmp, ".", &pu8saveptrRemote); //split tokens
while( (u8Index <= 2) && (bReturn == false)) //loop through tokens
{
u8Index++;
if(atoi(pu8TokenLocal) < atoi(pu8TokenRemote))
{
bReturn = true; //version number difference --> stop loop
}
pu8TokenLocal = strtok_r(NULL, ".", &pu8saveptrLocal); //split tokens
pu8TokenRemote = strtok_r(NULL, ".", &pu8saveptrRemote); //split tokens
}
return bReturn;
}
esp_err_t errFindImageStart(const char* pu8Data, uint32_t* pu32DataLenght, uint32_t* pu32StartOffset)
{
/*
Offset value
0 = 0xE9 (first byte in image --> magic byte)
48 = first digit of version number
*/
esp_err_t errReturn = ESP_OK;
bool bImageStartOffsetFound = false;
uint32_t u32DataIndex = 0;
uint32_t u32FirstDotOffset = 0;
uint32_t u32SecondDotOffset = 0;
uint8_t u8FirstDotIndex = 0;
uint8_t u8SecondDotIndex = 0;
*pu32StartOffset = 0U; //reset offset to zero
while((u32DataIndex < *pu32DataLenght) && (bImageStartOffsetFound == false))
{
//search for magic byte
if(pu8Data[u32DataIndex] == 0xe9)
{
//magic byte found
while ((u8FirstDotIndex < 3) && (u32FirstDotOffset == 0))
{
//search first dot in version number
if((u32DataIndex+49+u8FirstDotIndex) < *pu32DataLenght)
{
if((pu8Data[(u32DataIndex+49+u8FirstDotIndex)] == 0x2e))
{
//first dot found
u32FirstDotOffset = (u32DataIndex+49+u8FirstDotIndex);
}
}
u8FirstDotIndex++;
}
while ((u8SecondDotIndex < 3) && (u32SecondDotOffset == 0) && (u32FirstDotOffset != 0))
{
//search first dot in version number
if((u32FirstDotOffset+(u8SecondDotIndex+2)) < *pu32DataLenght)
{
if((pu8Data[(u32FirstDotOffset+(u8SecondDotIndex+2))] == 0x2e))
{
//second dot found
u32SecondDotOffset = (u32FirstDotOffset+(u8SecondDotIndex+2));
}
}
u8SecondDotIndex++;
}
if((u32FirstDotOffset != 0) && (u32SecondDotOffset != 0))
{
//image start found based on magic byte and version number systax
*pu32StartOffset = u32DataIndex; //store image start offset
bImageStartOffsetFound = true;
}
else
{
// this is propably not the magic byte --> reset
u32FirstDotOffset = 0;
u32SecondDotOffset = 0;
u8FirstDotIndex = 0;
u8SecondDotIndex = 0;
}
}
u32DataIndex++;
}
if(bImageStartOffsetFound == false)
{
errReturn = ESP_ERR_NOT_FOUND;
}
return errReturn;
}
esp_err_t errExtractVersionNumber(const char* pu8Data, uint32_t* pu32DataLenght, char* pc8RemoteVersionNumber)
{
uint32_t u32StartOffset;
esp_err_t err = ESP_OK;
BaseType_t xReturned;
bWantReboot = false;
strcpy(pc8RemoteVersionNumber, "999.999.999"); //init value
err = errFindImageStart(pu8Data, pu32DataLenght, &u32StartOffset); //get image start offset
//create queue to store nodes for ota worker task
queueNodes = xQueueCreate(QUEUE_NODES_SIZE, sizeof(mesh_addr_t));
if (queueNodes == 0) // Queue not created
{
ESP_LOGE(LOG_TAG, "Unable to create queue for nodes");
err = ESP_FAIL;
}
if(err == ESP_OK)
{
//image found
strncpy(pc8RemoteVersionNumber, pu8Data+(u32StartOffset+48), 11); //copy version number
pc8RemoteVersionNumber[12] = '\0';
}
{
//create queue to store ota messages
queueMessageOTA = xQueueCreate(QUEUE_MESSAGE_OTA_SIZE, sizeof(MESH_PACKET_t));
if (queueMessageOTA == 0) // Queue not created
{
ESP_LOGE(LOG_TAG, "Unable to create queue for OTA messages");
err = ESP_FAIL;
}
}
if(err == ESP_OK)
{
bsStartStopServerWorker = xSemaphoreCreateBinary();
if( bsStartStopServerWorker == NULL )
{
ESP_LOGE(LOG_TAG, "Unable to create mutex to represent state of server worker");
err = ESP_FAIL;
}
}
if(err == ESP_OK)
{
bsOTAProcess = xSemaphoreCreateBinary();
if( bsOTAProcess == NULL )
{
ESP_LOGE(LOG_TAG, "Unable to create mutex to grant access to OTA process");
err = ESP_FAIL;
}
}
if(err == ESP_OK)
{
xSemaphoreGive(bsOTAProcess); //unlock binary semaphore
if( bsOTAProcess == NULL )
{
ESP_LOGE(LOG_TAG, "Unable to unlock mutex to grant access to OTA process");
err = ESP_FAIL;
}
}
//register callbacks in network
ERROR_CHECK(errMeshNetworkSetChildConnectedHandle(vMeshOtaUtilAddNodeToPossibleUpdatableQueue));
ERROR_CHECK(errMeshNetworkSetOTAMessageHandleHandle(vMeshOtaUtilAddOtaMessageToQueue));
ERROR_CHECK(errMeshNetworkSetChangeStateOfServerWorkerHandle(vMeshOtaUtilChangeStateOfServerWorker));
if(err == ESP_OK)
{
pOTAPartition = esp_ota_get_next_update_partition(NULL); //get ota partition
if(pOTAPartition == NULL)
{
err = ESP_FAIL;
ESP_LOGE(LOG_TAG, "unable to get next ota partition");
}
}
if(err == ESP_OK)
{
xReturned = xTaskCreate(vMeshOtaTaskServerWorker, "vMeshOtaTaskServerWorker", 8192, NULL, 5, NULL);
if(xReturned != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to create the server worker task");
err = ESP_FAIL;
}
}
if(err == ESP_OK)
{
xReturned = xTaskCreate(vMeshOtaTaskOTAWorker, "vMeshOtaTaskOTAWorker", 8192, NULL, 5, NULL);
if(xReturned != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to create the OTA worker task");
err = ESP_FAIL;
}
}
return err;
}
/*
esp_err_t esp_mesh_ota_send(mesh_addr_t* dest)
/**
* @fn void vMeshOtaTaskServerWorker(void *arg)
* @brief Task for updating from server via HTTPS
* @param arg
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaTaskServerWorker(void *arg)
{
esp_err_t err = ESP_OK;
bool bNewOTAImage; //true if a new ota image was downloaded and validated
bool bFirstRun = true;
static uint32_t u32index;
const esp_partition_t * currentPartition = esp_ota_get_boot_partition();
if((*currentPartition).subtype == 0)
{
int data_read = 0;
struct ota_mesh_packet packet;
packet.type=OTA_Data;
if(u32index == 1024)
while(true)
{
//all data read
data_read = 0;
u32index = 0;
}
else
{
ESP_LOGI(MESH_TAG, "OTA-Data read: %i", u32index);
err = esp_partition_read(currentPartition, (1024*u32index), packet.au8Payload, 1024 );
ESP_ERROR_CHECK(err);
data_read = 1024;
u32index++;
}
err = ESP_OK;
bNewOTAImage = false;
xSemaphoreTake(bsStartStopServerWorker, portMAX_DELAY); //wait for binary semaphore that allows to start the worker
xSemaphoreGive(bsStartStopServerWorker); //free binary semaphore, this allows the handler to change is to taken
if (data_read > 0)
{
//send ota fragemnt to node
esp_mesh_send_packet(dest, &packet);
}
if (esp_mesh_is_root()) //check again that this node is the root node
{
ESP_LOGI(LOG_TAG, "Checking firmware image on server");
ESP_ERROR_CHECK(err);
}
else
{
ESP_LOGI(MESH_TAG, "Subtype: %d", (*currentPartition).subtype);
}
return err;
if(bFirstRun == true)
{
//init on first run
ERROR_CHECK(errHTTPSClientInitialize());
bFirstRun = false;
}
ERROR_CHECK(errHTTPSClientConnectToServer());
ERROR_CHECK(errHTTPSClientValidateServer());
ERROR_CHECK(errHTTPSClientSendRequest());
ERROR_CHECK(errMeshOtaPartitionAccessHttps(&bNewOTAImage));
errHTTPSClientReset();
if(bNewOTAImage == true)
{
//set want reboot
ESP_LOGI(LOG_TAG, "Updated successfully via HTTPS, set pending reboot");
bWantReboot = true;
vMeshOtaUtilAddAllNeighboursToQueue(); //add all existing neighbours to queue (aparent will not be added because this node is the root)
}
vTaskDelay( (SERVER_CHECK_INTERVAL*1000) / portTICK_PERIOD_MS); //sleep till next server checks
}
}
}
esp_err_t esp_mesh_ota_receive(mesh_addr_t* dest, struct ota_mesh_packet* packet)
/**
* @fn void vMeshOtaTaskServerWorker(void *arg)
* @brief Task for updating from nodes in mesh network
* @param arg
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaTaskOTAWorker(void *arg)
{
esp_err_t err = ESP_OK;
static esp_ota_handle_t otaHandle;
static uint32_t u32index;
bool bNewOTAImage; //true if a new ota image was downloaded and validated
mesh_addr_t meshNodeAddr; //node that should be checked for ota update
const esp_partition_t * currentPartition = esp_ota_get_boot_partition();
const esp_partition_t * otaPartition = esp_ota_get_next_update_partition(currentPartition);
while(true)
{
err = ESP_OK;
bNewOTAImage = false;
if(u32index == 0)
{
//first run
if((uxQueueSpacesAvailable(queueNodes) - QUEUE_NODES_SIZE) == 0)
{
//nodes queue is empty
if((bWantReboot == true) && (OTA_ALLOW_REBOOT == 1))
{
ESP_LOGE(LOG_TAG, "ESP32 Reboot ...");
vTaskDelay( (1000) / portTICK_PERIOD_MS);
esp_restart();
}
err = esp_ota_begin(otaPartition, OTA_SIZE_UNKNOWN, &otaHandle);
ESP_ERROR_CHECK(err);
}
ERROR_CHECK(errMeshOtaSlaveEndpoint(&bNewOTAImage));
}
else
{
//queue not empty
if (xQueueReceive(queueNodes, &meshNodeAddr, ((100) / portTICK_PERIOD_MS)) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to receive OTA Messages from Queue");
err = ESP_FAIL;
}
ESP_LOGI(MESH_TAG, "OTA-Data write: %i", u32index);
err = esp_ota_write(otaHandle, packet->au8Payload, 1024);
ERROR_CHECK(errMeshOtaMasterEndpoint(&bNewOTAImage, &meshNodeAddr));
if(err != ESP_OK)
{
ESP_LOGE(MESH_TAG, "OTA-Data write error: %i at %i", err, u32index);
}
if (err != ESP_OK)
{
//OTA process faild --> add back to queue
vMeshOtaUtilAddNodeToPossibleUpdatableQueue(meshNodeAddr.addr);
}
else
{
vMeshOtaUtilClearNeighboursQueue(&meshNodeAddr); //remove this node from queue
}
}
ESP_ERROR_CHECK(err);
if(bNewOTAImage == true)
{
//set want reboot
ESP_LOGI(LOG_TAG, "Updated successfully via Mesh, set pending reboot");
bWantReboot = true;
vMeshOtaUtilAddAllNeighboursToQueue(); //add all existing neighbours to queue
}
vTaskDelay( (1000) / portTICK_PERIOD_MS);
}
}
/**
* @fn esp_err_t errMeshOtaSlaveEndpoint(bool* const cpbNewOTAImage)
* @brief Endpoint for OTA process that is called from remote node
* @param cpbNewOTAImage pointer to boolean to signal if a new image was successfully received
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Answers the OTA_Version_Request with OTA_Version_Response
* calls errMeshOtaPartitionAccessMeshReceive OR errMeshOtaPartitionAccessMeshTransmit based on version number
*/
esp_err_t errMeshOtaSlaveEndpoint(bool* const cpbNewOTAImage)
{
esp_err_t err = ESP_OK;
MESH_PACKET_t sOTAMessage;
const esp_partition_t* cpBootPartition = NULL; //pointer to boot partition (that will booted after reset)
esp_app_desc_t bootPartitionDesc; //Metadate from boot partition
*cpbNewOTAImage = false; //set default false
//read OTAMessages queue
if(uxQueueSpacesAvailable(queueMessageOTA) < QUEUE_MESSAGE_OTA_SIZE)
{
//queue not empty
if (xQueueReceive(queueMessageOTA, &sOTAMessage, ((100) / portTICK_PERIOD_MS)) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to receive OTA Messages from Queue");
err = ESP_FAIL;
}
if(u32index >= 1023)
{
//ota update complete
if((err == ESP_OK) && (sOTAMessage.type == OTA_Version_Request)) //if OTA_Version_Request
{
xSemaphoreTake(bsOTAProcess, portMAX_DELAY); //wait for binary semaphore that allows to start the OTA process
ESP_LOGI(MESH_TAG, "OTA-Data complete arrived: %i", u32index);
err = esp_ota_end(otaHandle);
ESP_ERROR_CHECK(err);
esp_app_desc_t otaPartitionDesc;
err = esp_ota_get_partition_description(otaPartition, &otaPartitionDesc);
ESP_ERROR_CHECK(err);
ESP_LOGI(MESH_TAG, "otaPartition project_name: %s", (otaPartitionDesc).project_name);
cpBootPartition = esp_ota_get_boot_partition(); //get boot partition (that will booted after reset), not the running partition
ERROR_CHECK(esp_ota_get_partition_description(cpBootPartition, &bootPartitionDesc)); //get metadata of partition
err = esp_ota_set_boot_partition(otaPartition);
ESP_ERROR_CHECK(err);
struct ota_mesh_packet retPacket;
retPacket.type=OTA_Complete;
ESP_ERROR_CHECK (esp_mesh_send_packet(dest, &retPacket)); //send back to parent
//check if this node has children --> Update them
esp_restart();
}
u32index++;
//send OTA_Version_Response to sender of OTA_Version_Request packet wirh version in payload
ERROR_CHECK(errMeshOtaUtilSendOtaVersionResponse(&sOTAMessage.meshSenderAddr));
if((bMeshOtaUtilNewerVersion((bootPartitionDesc).version, (char*) sOTAMessage.au8Payload)) && (err == ESP_OK)) //compare local and remote version
{
//remote newer as local
ESP_LOGI(LOG_TAG, "remote image on node is newer --> OTA update required");
// --> this version older --> start OTA_Rx --> set cpbNewOTAImage true
ERROR_CHECK(errMeshOtaPartitionAccessMeshReceive(cpbNewOTAImage, &sOTAMessage.meshSenderAddr));
}
if((bMeshOtaUtilNewerVersion((char*) sOTAMessage.au8Payload, (bootPartitionDesc).version)) && (err == ESP_OK)) //compare remote and local version
{
//local newer as remote
ESP_LOGI(LOG_TAG, "remote image on node is older --> OTA send required");
// --> this version newer --> start OTA_Tx
ERROR_CHECK(errMeshOtaPartitionAccessMeshTransmit(&sOTAMessage.meshSenderAddr));
}
xSemaphoreGive(bsOTAProcess); //free binary semaphore, this allows other tasks to start the OTA process
}
}
return err;
}
/**
* @fn esp_err_t errMeshOtaMasterEndpoint(bool* const cpbNewOTAImage, const mesh_addr_t* const cpcMeshNodeAddr)
* @brief Endpoint for OTA process that calls remote node
* @param cpbNewOTAImage pointer to boolean to signal if a new image was successfully received
* @param cpcMeshNodeAddr pointer to remote node addr
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Sends the OTA_Version_Request to remote node
* calls errMeshOtaPartitionAccessMeshReceive OR errMeshOtaPartitionAccessMeshTransmit based on version number received
*/
esp_err_t errMeshOtaMasterEndpoint(bool* const cpbNewOTAImage, const mesh_addr_t* const cpcMeshNodeAddr)
{
esp_err_t err = ESP_OK;
MESH_PACKET_t sOTAMessage;
const esp_partition_t* cpBootPartition = NULL; //pointer to boot partition (that will booted after reset)
esp_app_desc_t bootPartitionDesc; //Metadata from boot partition
bool bNodeIsConnected = false;
bool bNodeIsResponding = false;
*cpbNewOTAImage = false; //set default false
if(bMeshNetworkIsNodeNeighbour(cpcMeshNodeAddr) == true) //check if node is still connected
{
bNodeIsConnected = true; //node is one of the neighbours
xSemaphoreTake(bsOTAProcess, portMAX_DELAY); //wait for binary semaphore that allows to start the OTA process
ERROR_CHECK(errMeshOtaUtilSendOtaVersionRequest(cpcMeshNodeAddr)); //send OTA_VERSION_REQUEST with local version in payload
for (uint32_t u32Index = 0; u32Index < QUEUE_MESSAGE_OTA_SIZE; u32Index++) //loop through all OTA messages
{
if(uxQueueSpacesAvailable(queueMessageOTA) < QUEUE_MESSAGE_OTA_SIZE)
{
//queue not empty
if (xQueueReceive(queueMessageOTA, &sOTAMessage, ((3000) / portTICK_PERIOD_MS)) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to receive OTA Messages from queue");
err = ESP_FAIL;
}
if((err == ESP_OK) && (sOTAMessage.type == OTA_Version_Response) && (bMeshNetworkCheckMacEquality(sOTAMessage.meshSenderAddr.addr, cpcMeshNodeAddr->addr))) //if OTA_Version_Request
{
bNodeIsResponding = true;
cpBootPartition = esp_ota_get_boot_partition(); //get boot partition (that will booted after reset), not the running partition
ERROR_CHECK(esp_ota_get_partition_description(cpBootPartition, &bootPartitionDesc)); //get metadata of partition
if((bMeshOtaUtilNewerVersion((bootPartitionDesc).version, (char*) sOTAMessage.au8Payload)) && (err == ESP_OK)) //compare local and remote version
{
//remote newer as local
ESP_LOGI(LOG_TAG, "Mesh: remote image on node is newer --> OTA update required");
// --> this version older --> start OTA_Rx --> set cpbNewOTAImage true
ERROR_CHECK(errMeshOtaPartitionAccessMeshReceive(cpbNewOTAImage, &sOTAMessage.meshSenderAddr));
}
if((bMeshOtaUtilNewerVersion((char*) sOTAMessage.au8Payload, (bootPartitionDesc).version)) && (err == ESP_OK)) //compare remote and local version
{
//local newer as remote
ESP_LOGI(LOG_TAG, "Mesh: remote image on node is older --> OTA send required");
// --> this version newer --> start OTA_Tx
ERROR_CHECK(errMeshOtaPartitionAccessMeshTransmit(&sOTAMessage.meshSenderAddr));
}
}
else if (err == ESP_OK)
{
//received from wrong node or type --> back to queue
vMeshOtaUtilAddOtaMessageToQueue(&sOTAMessage);
}
}
else
{
// OTA Message queue is empty --> wait some time
ESP_LOGD(LOG_TAG, "OTA-Master: OTA Message queue is empty --> wait some time");
vTaskDelay( (1000/QUEUE_MESSAGE_OTA_SIZE) / portTICK_PERIOD_MS);
}
}//end loop
xSemaphoreGive(bsOTAProcess); //free binary semaphore, this allows other tasks to start the OTA process
}
if((bNodeIsResponding == false) && (bNodeIsConnected == true))
{
//add node back to queue if connected and NOT responding
ESP_LOGD(LOG_TAG, "OTA-Master: connected and NOT responding --> add node back to queue ");
vMeshOtaUtilAddNodeToPossibleUpdatableQueue(cpcMeshNodeAddr->addr);
}
return err;
}
*/

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/**
* @file Mesh_OTA_Globals.c
* @brief global variables unsed in Mesh_OTA
* @author Hendrik Schutter
* @date 21.01.2021
*/
#include "Mesh_OTA_Globals.h"
xQueueHandle queueNodes; //nodes that should be checked for ota update (contains children and parent)
xQueueHandle queueMessageOTA; //mesh ota controll messages like "OTA_Version_Response" "OTA_ACK"
SemaphoreHandle_t bsStartStopServerWorker; //binary semaphore
SemaphoreHandle_t bsOTAProcess; //binary semaphore
//w: errMeshOTAInitialize;
//r: errMeshOTAInitialize; errMeshOtaPartitionAccessHttps; errMeshOtaPartitionAccessMeshReceive;
const esp_partition_t* pOTAPartition; //pointer to ota partition
//w: errMeshOTAInitialize; vMeshOtaTaskOTAWorker; vMeshOtaTaskServerWorker
//r: errMeshOTAInitialize; vMeshOtaTaskOTAWorker; vMeshOtaTaskServerWorker
bool bWantReboot; //flag to signal pending reboot

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/**
* @file Mesh_OTA_Partition_Access.c
* @brief Write and read partition if requested from Mesh_OTA
* @author Hendrik Schutter
* @date 21.01.2021
*
* Additional Infos: Write image via HTTPS
* Receive or transmit via Mesh
*/
#include "Mesh_OTA.h"
#include "Mesh_OTA_Util.h"
#include "Mesh_OTA_Globals.h"
#include "Mesh_OTA_Partition_Access.h"
static const char *LOG_TAG = "mesh_ota_partition_access";
/**
* @fn esp_err_t errMeshOtaPartitionAccessHttps(bool* const cpbNewOTAImage)
* @brief Downloads and writes the image from the server to partition
* @param cpbNewOTAImage pointer to boolean to signal if a new image was successfully received
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Checks if the image on server is newer
* Downloads the image in segements
* Handles OTA process
*/
esp_err_t errMeshOtaPartitionAccessHttps(bool* const cpbNewOTAImage)
{
esp_err_t err = ESP_OK;
char u8OTABuffer[OTA_HTTPS_SEGMENT_SIZE]; //store image segment from server before ota write
uint32_t u32BufferLenght = OTA_HTTPS_SEGMENT_SIZE; //size of buffer
uint32_t u32BytesRead = 0; //number of bytes that are read from server, <= u32BufferLenght
char pcRemoteVersionNumber[12]; //string for version number in server image
const esp_partition_t* pBootPartition; //pointer to boot partition (that will booted after reset)
static esp_ota_handle_t otaHandle; //OTA process handle
uint32_t u32StartOffset = 0U; //start offset for image (exclude the http response data)
esp_app_desc_t bootPartitionDesc; //Metadate from boot partition
uint32_t u32OTABytesWritten = 0U; //counter unsed for progress log
ERROR_CHECK(errHTTPSClientRetrieveData(u8OTABuffer, &u32BufferLenght, &u32BytesRead)); //read first bytes if image, including the version
ERROR_CHECK(errMeshOtaUtilExtractVersionNumber(u8OTABuffer, &u32BytesRead, pcRemoteVersionNumber)); //extract version numbers
//check if version number is found
if(err == ESP_OK)
{
xSemaphoreTake(bsOTAProcess, portMAX_DELAY); //wait for binary semaphore that allows to start the OTA process
pBootPartition = esp_ota_get_boot_partition(); //get boot partition (that will booted after reset), not the running partition
ERROR_CHECK(esp_ota_get_partition_description(pBootPartition, &bootPartitionDesc)); //get metadata of partition
if(bMeshOtaUtilNewerVersion((bootPartitionDesc).version, pcRemoteVersionNumber)) //compare local and remote version
{
// server image is newer --> OTA update required
ESP_LOGI(LOG_TAG, "Server: image is newer --> OTA update required");
ERROR_CHECK(errMeshOtaUtilFindImageStart(u8OTABuffer, &u32BufferLenght, &u32StartOffset)); //get image start offset
ERROR_CHECK(esp_ota_begin(pOTAPartition, OTA_SIZE_UNKNOWN, &otaHandle)); //start ota update process
if(err == ESP_OK)
{
//image download and ota partition write
ESP_LOGI(LOG_TAG, "start OTA download via HTTPS");
do
{
vMeshOtaUtilPrintOtaProgress(&(pOTAPartition->size), &u32OTABytesWritten, Receiver);
ERROR_CHECK(esp_ota_write(otaHandle, (const void*) u8OTABuffer+u32StartOffset, (u32BytesRead-u32StartOffset)));
if(err == ESP_OK)
{
//write was succsesfull
u32StartOffset = 0U; //reset the offset for next download
ERROR_CHECK(errHTTPSClientRetrieveData(u8OTABuffer, &u32BufferLenght, &u32BytesRead)); //download next data segment
u32OTABytesWritten = u32OTABytesWritten + u32BytesRead; //update counter
}
}
//loop until error or complete image downloaded
while ((u32BytesRead > 0) && (err == ESP_OK) && (u32OTABytesWritten <= pOTAPartition->size));
}
if(err == ESP_OK)
{
//no error occurred --> finish ota update process
ERROR_CHECK(esp_ota_end(otaHandle)); //finish process
ERROR_CHECK(esp_ota_set_boot_partition(pOTAPartition)); //set new image as boot
if(err == ESP_OK)
{
*cpbNewOTAImage = true; //image validated
}
}
else
{
//error occurred --> abort ota update process
ESP_LOGE(LOG_TAG, "abort OTA process due to error 0x%x -> %s", err, esp_err_to_name(err));
ERROR_CHECK(esp_ota_abort(otaHandle));
*cpbNewOTAImage = false; //ota update failed
}
}
else
{
ESP_LOGI(LOG_TAG, "server image is NOT newer --> OTA update NOT required");
}
xSemaphoreGive(bsOTAProcess); //free binary semaphore, this allows other tasks to start the OTA process
} //end version number extracted
return err;
}
/**
* @fn esp_err_t errMeshOtaPartitionAccessMeshTransmit(const mesh_addr_t* const cpcMeshNodeAddr)
* @brief Reads the local image and sends it to node
* @param cpcMeshNodeAddr pointer to mesh node addr to send the image segments to
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Reads the newest OTA image in segments
* Sends the image to mesh node in segments
* Handles OTA process
*/
esp_err_t errMeshOtaPartitionAccessMeshTransmit(const mesh_addr_t* const cpcMeshNodeAddr)
{
esp_err_t err = ESP_OK;
const esp_partition_t* pBootPartition = NULL; //pointer to boot partition (that will booted after reset)
MESH_PACKET_t sMeshPacket; //packet for sending and receiving
// uint32_t u32Index = 0U; //index for partition read offset
bool bAbort = false; //abort the OTA process
bool bNodeIsResponding = false; //remote node is still active
uint32_t u32OTABytesWritten = 0U; //counter of bytes unsed for progress log
uint32_t u32SegmentCounter = 0U; //counter of segments unsed for progress log
pBootPartition = esp_ota_get_boot_partition(); //get boot partition (that will booted after reset), not the running partition
//loop through partition to read in segmensts until end or error or abort called
while( ((OTA_MESH_SEGMENT_SIZE * u32SegmentCounter) < pBootPartition->size) && (err == ESP_OK) && (bAbort == false))
{
bNodeIsResponding = false; //reset to default for this loop
// read partition with offset based in index
ERROR_CHECK(esp_partition_read(pBootPartition, (OTA_MESH_SEGMENT_SIZE * u32SegmentCounter), sMeshPacket.au8Payload, OTA_MESH_SEGMENT_SIZE));
u32OTABytesWritten = ((u32SegmentCounter+1) * OTA_MESH_SEGMENT_SIZE); //calc bytes that are written in this ota process
vMeshOtaUtilPrintOtaProgress(&(pBootPartition->size), &u32OTABytesWritten, Transmitter);
if(err == ESP_OK)
{
//no error while read --> send OTA_DATA packet
sMeshPacket.type = OTA_Data;
if((OTA_MESH_SEGMENT_SIZE * (u32SegmentCounter+1)) >= pBootPartition->size) //check if last segment
{
//last partition image segment --> send OTA_Complete
ESP_LOGD(LOG_TAG, "OTA-TX: last segment--> send Complete");
sMeshPacket.type = OTA_Complete;
}
err = errMeshNetworkSendMeshPacket(cpcMeshNodeAddr, &sMeshPacket);
}
else
{
// error while read --> send OTA_ABORT and abort this OTA process
sMeshPacket.type = OTA_Abort;
bAbort = true;
ESP_LOGE(LOG_TAG, "OTA-TX: error while read --> send ABORT");
errMeshNetworkSendMeshPacket(cpcMeshNodeAddr, &sMeshPacket);
}
// loop through all OTA messages or until abort is called or error
for (uint32_t u32Index = 0; ((u32Index < QUEUE_MESSAGE_OTA_SIZE) && (bAbort == false) && (err == ESP_OK)); u32Index++) //loop through all OTA messages
{
//get OTA message from queue
if (xQueueReceive(queueMessageOTA, &sMeshPacket, ((OTA_MESH_TIMEOUT) / portTICK_PERIOD_MS)) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to receive OTA Messages from queue");
err = ESP_FAIL;
}
//check if from correct node
if((err == ESP_OK) && (bMeshNetworkCheckMacEquality(sMeshPacket.meshSenderAddr.addr, cpcMeshNodeAddr->addr)))
{
//packet from node received --> handle it
switch (sMeshPacket.type)
{
case OTA_ACK: //start next loop for segment
bNodeIsResponding = true;
u32Index = QUEUE_MESSAGE_OTA_SIZE; //this will end the loop through all OTA messages
break;
case OTA_Abort: //abort this OTA process
bAbort = true;
bNodeIsResponding = true;
break;
default:
break;
}
}
else if (err == ESP_OK)
{
//received from wrong node --> back to queue
vMeshOtaUtilAddOtaMessageToQueue(&sMeshPacket);
}
}//end OTA message loop
if(bNodeIsResponding == false)
{
//no abort was called but node didn’t responded
ESP_LOGE(LOG_TAG, "OTA-TX: no abort was called but node didn’t responded --> error");
bAbort = true;
err = ESP_FAIL; //this OTA process failed with error
}
u32SegmentCounter++;
}//end of partition segment loop
vMeshOtaUtilClearOtaMessageQueue(cpcMeshNodeAddr); //remove all OTA messages from remote node
return err;
}
/**
* @fn esp_err_t errMeshOtaPartitionAccessMeshReceive(bool* const cpbNewOTAImage, const mesh_addr_t* const cpcMeshNodeAddr)
* @brief Downloads and writes the image from the remote node
* @param cpbNewOTAImage pointer to boolean to signal if a new image was successfully received
* @param cpcMeshNodeAddr pointer to mesh node addr to receive the image segments from
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Receives the images segments from remote node
* Writtes segments to OTA partition
* Handles OTA process
*/
esp_err_t errMeshOtaPartitionAccessMeshReceive(bool* const cpbNewOTAImage, const mesh_addr_t* const cpcMeshNodeAddr)
{
esp_err_t err = ESP_OK;
MESH_PACKET_t sMeshPacket; //packet for sending and receiving
bool bComplete = false; //complete the OTA process
bool bAbort = false; //abort the OTA process
bool bNodeIsResponding = false; //remote node is still active
uint32_t u32OTABytesWritten = 0U; //counter unsed for progress log
static esp_ota_handle_t otaHandle; //OTA process handle
*cpbNewOTAImage = false; //set default to false
uint32_t u32SegmentCounter = 0U; //counter of segments unsed for progress log
ERROR_CHECK(esp_ota_begin(pOTAPartition, OTA_SIZE_UNKNOWN, &otaHandle)); //start ota update process
//partition segement loop through partition to read in segmensts until end or error or abort called
while((bComplete == false) && (err == ESP_OK) && (bAbort == false) && (u32OTABytesWritten <= pOTAPartition->size))
{
bNodeIsResponding = false; //reset to default
// loop through all OTA messages or until abort is called
for (uint32_t u32Index = 0; ((u32Index < QUEUE_MESSAGE_OTA_SIZE) && (bAbort == false)); u32Index++) //loop through all OTA messages
{
//if(uxQueueSpacesAvailable(queueMessageOTA) < QUEUE_MESSAGE_OTA_SIZE)
// {
//queue not empty
if (xQueueReceive(queueMessageOTA, &sMeshPacket, ((OTA_MESH_TIMEOUT) / portTICK_PERIOD_MS)) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to receive OTA Messages from queue");
err = ESP_FAIL;
}
if((err == ESP_OK) && (bMeshNetworkCheckMacEquality(sMeshPacket.meshSenderAddr.addr, cpcMeshNodeAddr->addr))) //if OTA_Version_Request
{
//packet from node received
switch (sMeshPacket.type)
{
case OTA_Complete: //signal end of this OTA process, fall through because same behavior as OTA_Data
bComplete = true;
//fall through
case OTA_Data: //data segement received
bNodeIsResponding = true;
ERROR_CHECK(esp_ota_write(otaHandle, sMeshPacket.au8Payload, OTA_MESH_SEGMENT_SIZE));
u32OTABytesWritten = ((u32SegmentCounter+1) * OTA_MESH_SEGMENT_SIZE); //calc bytes that are written in this ota process
vMeshOtaUtilPrintOtaProgress(&(pOTAPartition->size), &u32OTABytesWritten, Receiver);
u32Index = QUEUE_MESSAGE_OTA_SIZE; //this will end the loop through all OTA messages
break;
case OTA_Abort: //abort this OTA process
bAbort = true;
bNodeIsResponding = true;
ESP_LOGE(LOG_TAG, "OTA-RX: receives abort --> abort this OTA process on this node");
//this will end the loop through all OTA messages
break;
default:
break;
}
}
else if (err == ESP_OK)
{
//received from wrong node --> back to queue
vMeshOtaUtilAddOtaMessageToQueue(&sMeshPacket);
}
}//end of OTA message loop
if(bNodeIsResponding == false)
{
//no abort was called but node didn’t responded --> error
ESP_LOGI(LOG_TAG, "OTA-RX: no abort was called but node didn’t responded --> error");
bAbort = true; //this will stop the partition segement loop
err = ESP_FAIL; //this OTA process failed with error
}
else
{
//node has responded with OTA_DATA or OTA_Complete or OTA_ABORT
if(err == ESP_OK)
{
if(bAbort == false)
{
//no error while ota write --> send OTA_ACK packet
sMeshPacket.type = OTA_ACK;
err = errMeshNetworkSendMeshPacket(cpcMeshNodeAddr, &sMeshPacket);
}
}
else
{
// error while read --> send OTA_ABORT and abort this OTA process
sMeshPacket.type = OTA_Abort;
bAbort = true;
ESP_LOGI(LOG_TAG, "OTA-RX: abort --> send ABORT");
errMeshNetworkSendMeshPacket(cpcMeshNodeAddr, &sMeshPacket);
}
}
u32SegmentCounter++;
}//end of partition segement loop
if(bComplete == true)
{
//all OTA segments received --> validate
ESP_LOGI(LOG_TAG, "OTA-RX: validate image ");
ERROR_CHECK(esp_ota_end(otaHandle)); //validate image
ERROR_CHECK(esp_ota_set_boot_partition(pOTAPartition));
if(err == ESP_OK)
{
//successfully updated OTA partition
*cpbNewOTAImage = true;
}
}
else
{
//not all OTA segments received --> abort this OTA process
ERROR_CHECK(esp_ota_abort(otaHandle));
}
vMeshOtaUtilClearOtaMessageQueue(cpcMeshNodeAddr);
return err;
}

433
components/mesh_ota/Mesh_OTA_Util.c Normal file
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/**
* @file Mesh_OTA_Util.c
* @brief Utility and helper functions to perfrom mesh OTA updates
* @author Hendrik Schutter
* @date 21.01.2021
*/
#include "Mesh_OTA_Util.h"
#include "Mesh_OTA_Globals.h"
static const char *LOG_TAG = "mesh_ota";
/**
* @fn bool bMeshOtaUtilNewerVersion(const char* cpu8Local, const char* cpu8Remote)
* @brief compares to version strings
* @param cpu8Local local image version string
* @param cpu8Remote remote image version string
* @return bool
* @author Hendrik Schutter
* @date 21.01.2021
*
* Returns true if remote is newer
*/
bool bMeshOtaUtilNewerVersion(const char* cpu8Local, const char* cpu8Remote)
{
char u8LocalTmp[12]; //local version
char u8RemoteTmp[12]; //remote version
char* pu8saveptrLocal = NULL; //context for strok_r
char* pu8saveptrRemote = NULL; //context for strok_r
bool bReturn = false; //flag to stop loop
uint8_t u8Index = 0; //numbers counter in version string
strncpy(u8LocalTmp, cpu8Local, 12); //copy in tmp
strncpy(u8RemoteTmp, cpu8Remote, 12); //copy in tmp
char* pu8TokenLocal = strtok_r(u8LocalTmp, ".", &pu8saveptrLocal); //split tokens
char* pu8TokenRemote = strtok_r(u8RemoteTmp, ".", &pu8saveptrRemote); //split tokens
while( (u8Index <= 2) && (bReturn == false)) //loop through tokens
{
u8Index++;
if(atoi(pu8TokenLocal) < atoi(pu8TokenRemote))
{
bReturn = true; //version number difference --> stop loop
}
pu8TokenLocal = strtok_r(NULL, ".", &pu8saveptrLocal); //split tokens
pu8TokenRemote = strtok_r(NULL, ".", &pu8saveptrRemote); //split tokens
}
return bReturn;
}
/**
* @fn esp_err_t errMeshOtaUtilExtractVersionNumber(const char* cpu8Data, uint32_t* const cpcu32DataLenght, char* const pc8RemoteVersionNumber)
* @brief extract version number from image data
* @param cpu8Data image data buffer
* @param cpcu32DataLenght pointer to lenght of image data
* @param pc8RemoteVersionNumber pointer version number
* @return ESP32 error code
* @author Hendrik Schutters
* @date 21.01.2021
*
* Search version number in raw image data
*/
esp_err_t errMeshOtaUtilExtractVersionNumber(const char* cpu8Data, uint32_t* const cpcu32DataLenght, char* const pc8RemoteVersionNumber)
{
uint32_t u32StartOffset;
esp_err_t err = ESP_OK;
strcpy(pc8RemoteVersionNumber, "999.999.999"); //init value
err = errMeshOtaUtilFindImageStart(cpu8Data, cpcu32DataLenght, &u32StartOffset); //get image start offset
if(err == ESP_OK)
{
//image found
strncpy(pc8RemoteVersionNumber, cpu8Data+(u32StartOffset+48), 11); //copy version number
pc8RemoteVersionNumber[12] = '\0';
}
return err;
}
/**
* @fn esp_err_t errMeshOtaUtilFindImageStart(const char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* const cpu32StartOffset)
* @brief find start offset from image raw data
* @param cpu8Data image data buffer
* @param cpcu32DataLenght pointer to lenght of image data
* @param cpu32StartOffset pointer to determined offset
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*
* Search offset in raw image data from server (exclude HTTP response)
*/
esp_err_t errMeshOtaUtilFindImageStart(const char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* const cpu32StartOffset)
{
// Offset value
// 0 = 0xE9 (first byte in image --> magic byte)
// 48 = first digit of version number
esp_err_t errReturn = ESP_OK;
bool bImageStartOffsetFound = false;
uint32_t u32DataIndex = 0;
uint32_t u32FirstDotOffset = 0;
uint32_t u32SecondDotOffset = 0;
uint8_t u8FirstDotIndex = 0;
uint8_t u8SecondDotIndex = 0;
*cpu32StartOffset = 0U; //reset offset to zero
while((u32DataIndex < *cpcu32DataLenght) && (bImageStartOffsetFound == false))
{
//search for magic byte
if(cpu8Data[u32DataIndex] == 0xe9)
{
//magic byte found
while ((u8FirstDotIndex < 3) && (u32FirstDotOffset == 0))
{
//search first dot in version number
if((u32DataIndex+49+u8FirstDotIndex) < *cpcu32DataLenght)
{
if((cpu8Data[(u32DataIndex+49+u8FirstDotIndex)] == 0x2e))
{
//first dot found
u32FirstDotOffset = (u32DataIndex+49+u8FirstDotIndex);
}
}
u8FirstDotIndex++;
}
while ((u8SecondDotIndex < 3) && (u32SecondDotOffset == 0) && (u32FirstDotOffset != 0))
{
//search first dot in version number
if((u32FirstDotOffset+(u8SecondDotIndex+2)) < *cpcu32DataLenght)
{
if((cpu8Data[(u32FirstDotOffset+(u8SecondDotIndex+2))] == 0x2e))
{
//second dot found
u32SecondDotOffset = (u32FirstDotOffset+(u8SecondDotIndex+2));
}
}
u8SecondDotIndex++;
}
if((u32FirstDotOffset != 0) && (u32SecondDotOffset != 0))
{
//image start found based on magic byte and version number systax
*cpu32StartOffset = u32DataIndex; //store image start offset
bImageStartOffsetFound = true;
}
else
{
// this is propably not the magic byte --> reset
u32FirstDotOffset = 0;
u32SecondDotOffset = 0;
u8FirstDotIndex = 0;
u8SecondDotIndex = 0;
}
}
u32DataIndex++;
}
if(bImageStartOffsetFound == false)
{
errReturn = ESP_ERR_NOT_FOUND;
}
return errReturn;
}
/**
* @fn esp_err_t errMeshOtaUtilSendOtaVersionRequest(const mesh_addr_t* const cpcMeshReceiverAddr)
* @brief send OTA_Version_Request to node
* @param cpcMeshReceiverAddr node addr
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshOtaUtilSendOtaVersionRequest(const mesh_addr_t* const cpcMeshReceiverAddr)
{
esp_err_t err = ESP_OK;
MESH_PACKET_t packet;
packet.type = OTA_Version_Request;
const esp_partition_t* pBootPartition = NULL; //pointer to boot partition (that will booted after reset)
esp_app_desc_t bootPartitionDesc; //Metadata from boot partition
pBootPartition = esp_ota_get_boot_partition(); //get boot partition (that will booted after reset), not the running partition
ERROR_CHECK(esp_ota_get_partition_description(pBootPartition, &bootPartitionDesc)); //get metadate of partition
memcpy(&packet.au8Payload, &bootPartitionDesc.version, 12); //copy local version to OTA_Version_Request packet
err = errMeshNetworkSendMeshPacket(cpcMeshReceiverAddr, &packet);
return err;
}
/**
* @fn esp_err_t errMeshOtaUtilSendOtaVersionResponse(const mesh_addr_t* const cpcMeshReceiverAddr)
* @brief send OTA_Version_Response to node
* @param cpcMeshReceiverAddr node addr
* @return ESP32 error code
* @author Hendrik Schutter
* @date 21.01.2021
*/
esp_err_t errMeshOtaUtilSendOtaVersionResponse(const mesh_addr_t* const cpcMeshReceiverAddr)
{
esp_err_t err = ESP_OK;
MESH_PACKET_t packet;
packet.type = OTA_Version_Response;
const esp_partition_t* pBootPartition = NULL; //pointer to boot partition (that will booted after reset)
esp_app_desc_t bootPartitionDesc; //Metadata from boot partition
pBootPartition = esp_ota_get_boot_partition(); //get boot partition (that will booted after reset), not the running partition
ERROR_CHECK(esp_ota_get_partition_description(pBootPartition, &bootPartitionDesc)); //get metadate of partition
memcpy(&packet.au8Payload, &bootPartitionDesc.version, 12); //copy local version to OTA_Version_Response packet
ESP_LOGD(LOG_TAG, "Send OTA_Version_Response to 0x%x", cpcMeshReceiverAddr->addr[5]);
err = errMeshNetworkSendMeshPacket(cpcMeshReceiverAddr, &packet);
return err;
}
/**
* @fn void vMeshOtaUtilPrintOtaProgress(const uint32_t* const cpcu32TotalImageSize, const uint32_t* const cpcu32BytesWritten, const OTA_MESH_ROLE_t ceRole)
* @brief print LOG for OTA process progress
* @param cpcu32TotalImageSize size of OTA partition
* @param cpcu32BytesWritten actual bytes written
* @param ceRole role if this OTA process
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilPrintOtaProgress(const uint32_t* const cpcu32TotalImageSize, const uint32_t* const cpcu32BytesWritten, const OTA_MESH_ROLE_t ceRole)
{
uint32_t u32Percentage = 0U;
static uint32_t u32LastPercentage = 0U;
if((*cpcu32BytesWritten) >= (*cpcu32TotalImageSize))
{
u32Percentage = 100;
}
else
{
u32Percentage = (uint32_t) (((float) (*cpcu32BytesWritten)/(float) (*cpcu32TotalImageSize)) * 100.0);
}
if((u32Percentage-u32LastPercentage) >= OTA_PROGRESS_LOG_INTERVAL)
{
if(ceRole == Transmitter)
{
ESP_LOGI(LOG_TAG, "Transmitting OTA update: %i %%", u32Percentage);
}
if(ceRole == Receiver)
{
ESP_LOGI(LOG_TAG, "Receiving OTA update: %i %%", u32Percentage);
}
u32LastPercentage = u32Percentage;
}
}
/**
* @fn void vMeshOtaUtilAddAllNeighboursToQueue(void)
* @brief add all neigbhours (children and parent) to queue
* @param void
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilAddAllNeighboursToQueue(void)
{
esp_err_t err = ESP_OK;
mesh_addr_t addrParent; //addr of parent node
mesh_addr_t childrenAddr[CONFIG_MESH_ROUTE_TABLE_SIZE]; //array of children attached to this node
uint16_t u16ChildrenSize = 0U; //number of children attached to this node
err = errMeshNetworkGetParentNode(&addrParent);
if(err == ESP_OK)
{
vMeshOtaUtilAddNodeToPossibleUpdatableQueue(addrParent.addr);
}
err = ESP_OK; //reset error code
ERROR_CHECK(errMeshNetworkGetChildren(childrenAddr, &u16ChildrenSize)); //get all children
for (uint16_t u16Index = 0; ((u16Index < u16ChildrenSize) && (err == ESP_OK)); u16Index++)
{
vMeshOtaUtilAddNodeToPossibleUpdatableQueue(childrenAddr[u16Index].addr);
}
}
/**
* @fn void vMeshOtaUtilClearOtaMessageQueue(const mesh_addr_t* const cpcMeshNodeAddr)
* @brief remode all OTA messages from this node in queue
* @param cpcMeshNodeAddr node addr
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilClearOtaMessageQueue(const mesh_addr_t* const cpcMeshNodeAddr)
{
MESH_PACKET_t sMeshPacket; //packet for sending and receiving
for (uint32_t u32Index = 0; (u32Index < QUEUE_MESSAGE_OTA_SIZE); u32Index++) //loop through all OTA messages
{
if (xQueueReceive(queueMessageOTA, &sMeshPacket, 0) == pdTRUE)
{
if(!(bMeshNetworkCheckMacEquality(sMeshPacket.meshSenderAddr.addr, cpcMeshNodeAddr->addr)))
{
//received OTA message is NOT from cpcMeshNodeAddr --> keep it in queue
vMeshOtaUtilAddOtaMessageToQueue(&sMeshPacket);
}
}
}//end OTA message loop
}
/**
* @fn void vMeshOtaUtilClearNeighboursQueue(const mesh_addr_t* const cpcMeshNodeAddr)
* @brief remode all instances of this node in queue
* @param cpcMeshNodeAddr node addr
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilClearNeighboursQueue(const mesh_addr_t* const cpcMeshNodeAddr)
{
mesh_addr_t sNode; //packet for sending and receiving
for (uint32_t u32Index = 0; (u32Index < QUEUE_MESSAGE_OTA_SIZE); u32Index++) //loop through all OTA messages
{
if (xQueueReceive(queueNodes, &sNode, 0) == pdTRUE)
{
if(!(bMeshNetworkCheckMacEquality(sNode.addr, cpcMeshNodeAddr->addr)))
{
//node is NOT cpcMeshNodeAddr --> keep it in queue
vMeshOtaUtilAddNodeToPossibleUpdatableQueue(cpcMeshNodeAddr->addr);
}
}
}//end OTA message loop
}
/**
* @fn void vMeshOtaUtilAddNodeToPossibleUpdatableQueue(const uint8_t* const cpcu8MAC)
* @brief add node instance to queue
* @param cpcu8MAC MAC addr of node
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilAddNodeToPossibleUpdatableQueue(const uint8_t* const cpcu8MAC)
{
//send payload to node queues
mesh_addr_t addrNode;
memcpy(&addrNode.addr, (uint8_t *)cpcu8MAC, 6); //copy MAC
if (xQueueSend(queueNodes, &addrNode, portMAX_DELAY) != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to push node into node queue");
}
else
{
ESP_LOGD(LOG_TAG, "added node \"%x:%x:%x:%x:%x:%x\" to possible updatable queue", addrNode.addr[0], addrNode.addr[1], addrNode.addr[2], addrNode.addr[3], addrNode.addr[4], addrNode.addr[5]);
}
}
/**
* @fn void vMeshOtaUtilAddOtaMessageToQueue(const MESH_PACKET_t* const cpcuMeshPacket)
* @brief add OTA message to queue
* @param cpcuMeshPacket OTA message
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilAddOtaMessageToQueue(const MESH_PACKET_t* const cpcuMeshPacket)
{
//send ota packet to packet queue
if (xQueueSend(queueMessageOTA, cpcuMeshPacket, portMAX_DELAY) != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to push ota packet into packet queue");
}
else
{
switch (cpcuMeshPacket->type)
{
case OTA_Abort:
ESP_LOGD(LOG_TAG, "added ota message to queue: OTA_Abort from 0x%x", cpcuMeshPacket->meshSenderAddr.addr[5]);
break;
case OTA_Version_Request:
ESP_LOGD(LOG_TAG, "added ota message to queue: OTA_Version_Request from 0x%x", cpcuMeshPacket->meshSenderAddr.addr[5]);
break;
case OTA_Version_Response:
ESP_LOGD(LOG_TAG, "added ota message to queue: OTA_Version Response from 0x%x", cpcuMeshPacket->meshSenderAddr.addr[5]);
break;
default:
break;
}
}
}
/**
* @fn void vMeshOtaUtilChangeStateOfServerWorker(const bool cbState)
* @brief callback for mesh network if connectivity to server changed
* @param cbState boolean state
* @return void
* @author Hendrik Schutter
* @date 21.01.2021
*/
void vMeshOtaUtilChangeStateOfServerWorker(const bool cbState)
{
static bool bLastState = false;
if(cbState != bLastState) //change only if necessary
{
if(cbState == true)
{
if (xSemaphoreGive(bsStartStopServerWorker) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to give mutex to activate the server worker");
}
}
else
{
if (xSemaphoreTake(bsStartStopServerWorker,( TickType_t ) 10 ) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to obtain mutex to deactivate the server worker");
}
}
bLastState = cbState;
}
}

247
components/mesh_ota/Mesh_network.c
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@ -1,247 +0,0 @@
#include "Mesh_OTA.h"
static const char *LOG_TAG = "mesh_network";
static uint8_t tx_buf[CONFIG_MESH_MESSAGE_SIZE] = { 0, };
static uint8_t rx_buf[CONFIG_MESH_MESSAGE_SIZE] = { 0, };
static uint8_t u8NodeMAC[6];
esp_netif_t* netif_sta;
bool bIsMeshConnected;
int32_t i32MeshLayer;
mesh_addr_t mesh_parent_addr;
esp_err_t errMeshNetworkInitialize()
{
//init module variables
esp_err_t err;
bIsMeshConnected = false;
i32MeshLayer = -1;
netif_sta = NULL;
err = nvs_flash_init(); //init non-volatile storage
#ifdef ERASE_NVS
if(err == ESP_ERR_NVS_NO_FREE_PAGES) //check if storage is full
{
ERROR_CHECK(nvs_flash_erase());
}
#endif
// tcpip initialization
ERROR_CHECK(esp_netif_init());
//event initialization
ERROR_CHECK(esp_event_loop_create_default());
//create network interfaces for mesh (only station instance saved for further manipulation, soft AP instance ignored
ERROR_CHECK(esp_netif_create_default_wifi_mesh_netifs(&netif_sta, NULL));
//wifi initialization
ERROR_CHECK(errMeshNetworkInitializeWiFi());
//mesh initialization
ERROR_CHECK(esp_mesh_init());
//mesh initialization
ERROR_CHECK(esp_event_handler_register(MESH_EVENT, ESP_EVENT_ANY_ID, &vMeshEventHandler, NULL));
//set mesh topology
ERROR_CHECK(esp_mesh_set_topology(CONFIG_MESH_TOPOLOGY));
//set mesh max layer according to the topology
ERROR_CHECK(esp_mesh_set_max_layer(CONFIG_MESH_MAX_LAYER));
ERROR_CHECK(esp_mesh_set_vote_percentage(1));
ERROR_CHECK(esp_mesh_set_xon_qsize(128));
//Disable mesh PS function
ERROR_CHECK(esp_mesh_disable_ps());
ERROR_CHECK(esp_mesh_set_ap_assoc_expire(10));
mesh_cfg_t cfg = MESH_INIT_CONFIG_DEFAULT();
/* mesh ID */
memcpy((uint8_t *) &cfg.mesh_id, CONFIG_MESH_ID, 6);
ERROR_CHECK(errMeshNetworkInitializeRouter(&cfg));
/* mesh softAP */
ERROR_CHECK(esp_mesh_set_ap_authmode(CONFIG_MESH_AP_AUTHMODE));
cfg.mesh_ap.max_connection = CONFIG_MESH_AP_CONNECTIONS;
memcpy((uint8_t *) &cfg.mesh_ap.password, CONFIG_MESH_AP_PASSWD,
strlen(CONFIG_MESH_AP_PASSWD));
ERROR_CHECK(esp_mesh_set_config(&cfg));
/* mesh start */
ERROR_CHECK(esp_mesh_start());
ERROR_CHECK(esp_base_mac_addr_get(u8NodeMAC))
//debug info
ESP_LOGD(LOG_TAG, "mesh starts successfully, heap:%d, %s<%d>%s, ps:%d\n", esp_get_minimum_free_heap_size(),
esp_mesh_is_root_fixed() ? "root fixed" : "root not fixed",
esp_mesh_get_topology(), esp_mesh_get_topology() ? "(chain)":"(tree)", esp_mesh_is_ps_enabled());
ESP_LOGI(LOG_TAG, "Node MAC: \"%x:%x:%x:%x:%x:%x\" ", u8NodeMAC[0], u8NodeMAC[1], u8NodeMAC[2], u8NodeMAC[3], u8NodeMAC[4], u8NodeMAC[5]);
return ESP_OK;
}
esp_err_t errMeshNetworkInitializeWiFi()
{
//wifi initialization
esp_err_t err = ESP_OK;
wifi_init_config_t config = WIFI_INIT_CONFIG_DEFAULT();
ERROR_CHECK(esp_wifi_init(&config));
ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &vIPEventHandler, NULL));
ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_FLASH));
ERROR_CHECK(esp_wifi_start());
return err;
}
esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg)
{
//router initialization
esp_err_t err = ESP_OK;
(*cfg).channel = CONFIG_MESH_CHANNEL;
(*cfg).router.ssid_len = strlen(CONFIG_MESH_ROUTER_SSID);
memcpy((uint8_t *) &(*cfg).router.ssid, CONFIG_MESH_ROUTER_SSID, (*cfg).router.ssid_len);
memcpy((uint8_t *) &(*cfg).router.password, CONFIG_MESH_ROUTER_PASSWD,
strlen(CONFIG_MESH_ROUTER_PASSWD));
return err;
}
//returns true if MAC address is equal
bool bCheckMACEquality(uint8_t* pu8aMAC, uint8_t* pu8bMAC)
{
bool bRet = true;
uint8_t index = 0;
while ((index < 6) && (bRet == true))
{
if(pu8aMAC[index] != pu8bMAC[index])
{
bRet = false;
}
index++;
}
return bRet;
}
esp_err_t errGetChildren(mesh_addr_t* pChildren, uint16_t* pu16ChildrenSize)
{
esp_err_t err = ESP_OK;
int route_table_size = 0;
*pu16ChildrenSize = 0;
mesh_addr_t route_table[CONFIG_MESH_ROUTE_TABLE_SIZE];
ERROR_CHECK(esp_mesh_get_routing_table((mesh_addr_t *) &route_table, (CONFIG_MESH_ROUTE_TABLE_SIZE * 6), &route_table_size));
if (err == ESP_OK)
{
for(uint16_t index = 0; index < esp_mesh_get_routing_table_size(); index++)
{
if(! (bCheckMACEquality(u8NodeMAC, route_table[index].addr)) )
{
//child node
//ESP_LOGI(MESH_TAG, "adding Node: \"0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x\" ", route_table[index].addr[0], route_table[index].addr[1], route_table[index].addr[2], route_table[index].addr[3], route_table[index].addr[4], route_table[index].addr[5]);
pChildren[*pu16ChildrenSize] = route_table[index];
*pu16ChildrenSize = (*pu16ChildrenSize)+1;
}
}
}
return err;
}
esp_err_t errSendMeshPacket(mesh_addr_t* pAddrDest, MESH_PACKET_t* pPacket)
{
esp_err_t err;
mesh_data_t data;
data.data = tx_buf;
data.size = sizeof(tx_buf);
data.proto = MESH_PROTO_BIN;
data.tos = MESH_TOS_P2P;
memcpy(tx_buf, (uint8_t *)pPacket, sizeof(MESH_PACKET_t));
err = esp_mesh_send(pAddrDest, &data, MESH_DATA_P2P, NULL, 0);
return err;
}
esp_err_t errStartReceiveTask()
{
esp_err_t err = ESP_OK;
BaseType_t xReturned;
xReturned = xTaskCreate(vTaskReceiveMeshData, "ReceiveMeshData", 7000, NULL, 5, NULL);
if(xReturned != pdPASS)
{
err = ESP_FAIL;
}
return err;
}
void vTaskReceiveMeshData(void *arg)
{
esp_err_t err;
mesh_addr_t from;
mesh_data_t data;
int flag = 0;
data.data = rx_buf;
data.size = CONFIG_MESH_MESSAGE_SIZE;
while (true)
{
data.size = CONFIG_MESH_MESSAGE_SIZE;
err = esp_mesh_recv(&from, &data, portMAX_DELAY, &flag, NULL, 0);
if (err != ESP_OK || !data.size)
{
ESP_LOGE(LOG_TAG, "err:0x%x, size:%d", err, data.size);
continue;
}
/*
struct ota_mesh_packet packet;
memcpy(&packet, (uint8_t *)rx_buf, sizeof(struct ota_mesh_packet));
switch (packet.type)
{
case APP_Version_Request:
ESP_LOGI(LOG_TAG, "recv: APP_Version_Request");
packet.type=APP_Version_Response;
packet.au8Payload[0] = 42; //TODO get current running version
// ESP_ERROR_CHECK (esp_mesh_send_packet(&from, &packet)); //send back to parent
break;
case APP_Version_Response:
ESP_LOGI(LOG_TAG, "recv: APP_Version_Response - App Version %i: ", packet.au8Payload[0]);
//check if node is out-dated
// esp_mesh_ota_send(&from);
break;
case OTA_Data:
ESP_LOGI(LOG_TAG, "recv: OTA_Data");
//esp_mesh_ota_receive(&from, &packet);
packet.type=OTA_ACK;
//ESP_ERROR_CHECK (esp_mesh_send_packet(&from, &packet)); //send back to parent
break;
case OTA_ACK:
ESP_LOGI(LOG_TAG, "recv: OTA_ACK");
//esp_mesh_ota_send(&from);
break;
case OTA_Complete:
ESP_LOGI(LOG_TAG, "recv: OTA_Complete");
break;
default:
ESP_LOGE(LOG_TAG, "recv: something");
break;
}//end switch
*/
} //end while
}

221
components/mesh_ota/Mesh_network_handler.c
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#include "Mesh_OTA.h"
static const char *LOG_TAG = "mesh_network_handler";
void vIPEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *vpEventData)
{
ip_event_got_ip_t *event = (ip_event_got_ip_t *) vpEventData;
ESP_LOGI(LOG_TAG, "<IP_EVENT_STA_GOT_IP>IP:" IPSTR, IP2STR(&event->ip_info.ip));
}
void vMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData)
{
mesh_addr_t id = {0,};
static uint16_t last_layer = 0;
switch (i32EventID)
{
case MESH_EVENT_STARTED:
{
esp_mesh_get_id(&id);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_MESH_STARTED>ID:"MACSTR"", MAC2STR(id.addr));
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_STOPPED:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_STOPPED>");
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_CHILD_CONNECTED:
{
mesh_event_child_connected_t *child_connected = (mesh_event_child_connected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHILD_CONNECTED>aid:%d, "MACSTR"",
child_connected->aid,
MAC2STR(child_connected->mac));
}
break;
case MESH_EVENT_CHILD_DISCONNECTED:
{
mesh_event_child_disconnected_t *child_disconnected = (mesh_event_child_disconnected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHILD_DISCONNECTED>aid:%d, "MACSTR"",
child_disconnected->aid,
MAC2STR(child_disconnected->mac));
}
break;
case MESH_EVENT_ROUTING_TABLE_ADD:
{
mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)vpEventData;
ESP_LOGW(LOG_TAG, "<MESH_EVENT_ROUTING_TABLE_ADD>add %d, new:%d, layer:%d",
routing_table->rt_size_change,
routing_table->rt_size_new, i32MeshLayer);
}
break;
case MESH_EVENT_ROUTING_TABLE_REMOVE:
{
mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)vpEventData;
ESP_LOGW(LOG_TAG, "<MESH_EVENT_ROUTING_TABLE_REMOVE>remove %d, new:%d, layer:%d",
routing_table->rt_size_change,
routing_table->rt_size_new, i32MeshLayer);
}
break;
case MESH_EVENT_NO_PARENT_FOUND:
{
mesh_event_no_parent_found_t *no_parent = (mesh_event_no_parent_found_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_NO_PARENT_FOUND>scan times:%d",
no_parent->scan_times);
/* TODO handler for the failure, maybe nominate themselves */
}
break;
case MESH_EVENT_PARENT_CONNECTED:
{
mesh_event_connected_t *connected = (mesh_event_connected_t *)vpEventData;
esp_mesh_get_id(&id);
i32MeshLayer = connected->self_layer;
memcpy(&mesh_parent_addr.addr, connected->connected.bssid, 6);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PARENT_CONNECTED>layer:%d-->%d, parent:"MACSTR"%s, ID:"MACSTR", duty:%d",
last_layer, i32MeshLayer, MAC2STR(mesh_parent_addr.addr),
esp_mesh_is_root() ? "<ROOT>" : (i32MeshLayer == 2) ? "<layer2>" : "", //print own node title
MAC2STR(id.addr), connected->duty);
last_layer = i32MeshLayer;
bIsMeshConnected = true;
if (esp_mesh_is_root())
{
ESP_ERROR_CHECK(esp_netif_dhcpc_start(netif_sta)); //get a IP from router
}
errStartReceiveTask();//start receiving
}
break;
case MESH_EVENT_PARENT_DISCONNECTED:
{
mesh_event_disconnected_t *disconnected = (mesh_event_disconnected_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PARENT_DISCONNECTED>reason:%d", disconnected->reason);
bIsMeshConnected = false;
i32MeshLayer = esp_mesh_get_layer();
}
break;
case MESH_EVENT_LAYER_CHANGE:
{
mesh_event_layer_change_t *layer_change = (mesh_event_layer_change_t *)vpEventData;
i32MeshLayer = layer_change->new_layer;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_LAYER_CHANGE>layer:%d-->%d%s",
last_layer, i32MeshLayer,
esp_mesh_is_root() ? "<ROOT>" : (i32MeshLayer == 2) ? "<layer2>" : "");
last_layer = i32MeshLayer;
}
break;
case MESH_EVENT_ROOT_ADDRESS:
{
mesh_event_root_address_t *root_addr = (mesh_event_root_address_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_ADDRESS>root address:"MACSTR"",
MAC2STR(root_addr->addr));
}
break;
case MESH_EVENT_VOTE_STARTED:
{
mesh_event_vote_started_t *vote_started = (mesh_event_vote_started_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_VOTE_STARTED>attempts:%d, reason:%d, rc_addr:"MACSTR"",
vote_started->attempts,
vote_started->reason,
MAC2STR(vote_started->rc_addr.addr));
}
break;
case MESH_EVENT_VOTE_STOPPED:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_VOTE_STOPPED>");
}
break;
case MESH_EVENT_ROOT_SWITCH_REQ:
{
mesh_event_root_switch_req_t *switch_req = (mesh_event_root_switch_req_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_SWITCH_REQ>reason:%d, rc_addr:"MACSTR"", switch_req->reason,
MAC2STR( switch_req->rc_addr.addr));
}
break;
case MESH_EVENT_ROOT_SWITCH_ACK:
{
//new root
i32MeshLayer = esp_mesh_get_layer();
esp_mesh_get_parent_bssid(&mesh_parent_addr);
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_SWITCH_ACK>layer:%d, parent:"MACSTR"", i32MeshLayer, MAC2STR(mesh_parent_addr.addr));
}
break;
case MESH_EVENT_TODS_STATE:
{
mesh_event_toDS_state_t *toDs_state = (mesh_event_toDS_state_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_TODS_REACHABLE>state:%d", *toDs_state);
}
break;
case MESH_EVENT_ROOT_FIXED:
{
mesh_event_root_fixed_t *root_fixed = (mesh_event_root_fixed_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_FIXED>%s",
root_fixed->is_fixed ? "fixed" : "not fixed");
}
break;
case MESH_EVENT_ROOT_ASKED_YIELD:
{
mesh_event_root_conflict_t *root_conflict = (mesh_event_root_conflict_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROOT_ASKED_YIELD>"MACSTR", rssi:%d, capacity:%d",
MAC2STR(root_conflict->addr), root_conflict->rssi, root_conflict->capacity);
}
break;
case MESH_EVENT_CHANNEL_SWITCH:
{
mesh_event_channel_switch_t *channel_switch = (mesh_event_channel_switch_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_CHANNEL_SWITCH>new channel:%d", channel_switch->channel);
}
break;
case MESH_EVENT_SCAN_DONE:
{
mesh_event_scan_done_t *scan_done = (mesh_event_scan_done_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_SCAN_DONE>number:%d", scan_done->number);
}
break;
case MESH_EVENT_NETWORK_STATE:
{
mesh_event_network_state_t *network_state = (mesh_event_network_state_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_NETWORK_STATE>is_rootless:%d", network_state->is_rootless);
}
break;
case MESH_EVENT_STOP_RECONNECTION:
{
ESP_LOGI(LOG_TAG, "<MESH_EVENT_STOP_RECONNECTION>");
}
break;
case MESH_EVENT_FIND_NETWORK:
{
mesh_event_find_network_t *find_network = (mesh_event_find_network_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_FIND_NETWORK>new channel:%d, router BSSID:"MACSTR"",
find_network->channel, MAC2STR(find_network->router_bssid));
}
break;
case MESH_EVENT_ROUTER_SWITCH:
{
mesh_event_router_switch_t *router_switch = (mesh_event_router_switch_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_ROUTER_SWITCH>new router:%s, channel:%d, "MACSTR"",
router_switch->ssid, router_switch->channel, MAC2STR(router_switch->bssid));
}
break;
case MESH_EVENT_PS_PARENT_DUTY:
{
mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PS_PARENT_DUTY>duty:%d", ps_duty->duty);
}
break;
case MESH_EVENT_PS_CHILD_DUTY:
{
mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)vpEventData;
ESP_LOGI(LOG_TAG, "<MESH_EVENT_PS_CHILD_DUTY>cidx:%d, "MACSTR", duty:%d", ps_duty->child_connected.aid-1,
MAC2STR(ps_duty->child_connected.mac), ps_duty->duty);
}
break;
default:
ESP_LOGI(LOG_TAG, "unknown id:%d", i32EventID);
break;
}
}

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/**
* @file HTTPS_Client.h
* @brief Used to download the OTA image from the server
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: Connects via HTTPS and HTTPS Basic Auth to the Server.
* Downloads the image in segments
*/
#ifndef H_HTTPS_CLIENT
#define H_HTTPS_CLIENT
#include <string.h>
#include <stdlib.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_event.h"
#include "esp_log.h"
#include "esp_system.h"
#include "esp_netif.h"
#include "mbedtls/platform.h"
#include "mbedtls/net_sockets.h"
#include "mbedtls/esp_debug.h"
#include "mbedtls/ssl.h"
#include "mbedtls/entropy.h"
#include "mbedtls/ctr_drbg.h"
#include "mbedtls/error.h"
#include "mbedtls/certs.h"
#include "esp_crt_bundle.h"
#ifndef CONFIG_OTA_HTTPS_URL
#define CONFIG_OTA_HTTPS_URL "https://exmaple.com/theImage.bin"
#endif
#ifndef CONFIG_OTA_HTTPS_SERVER_PORT
#define CONFIG_OTA_HTTPS_SERVER_PORT "443"
#endif
#ifndef CONFIG_OTA_HTTPS_AUTH
#define CONFIG_OTA_HTTPS_AUTH "base64(user:password)"
#endif
#ifndef CONFIG_OTA_HTTPS_SERVER_COMMON_NAME
#define CONFIG_OTA_HTTPS_SERVER_COMMON_NAME "exmaple.com"
#endif
#define HTTPS_CLIENT_OK 0
#define HTTPS_CLIENT_ERROR -1
#define HTTPS_CLIENT_ERROR_INIT_EMBEDTLS -2
#define HTTPS_CLIENT_ERROR_INIT_CONNECT_TWO_SERVER -3
#define HTTPS_CLIENT_ERROR_INIT_VALIDATE_SERVER -4
#define HTTPS_CLIENT_ERROR_INIT_SEND_REQUEST -5
#define HTTPS_READ_TIMEOUT 1000 //ms
struct HTTPS_Client
{
mbedtls_entropy_context entropy;
mbedtls_ctr_drbg_context ctr_drbg;
mbedtls_ssl_context ssl;
mbedtls_x509_crt cacert;
mbedtls_ssl_config conf;
mbedtls_net_context server_fd;
};
typedef int32_t https_client_ret_t;
typedef struct HTTPS_Client HTTPS_Client_t;
https_client_ret_t errHTTPSClientInitialize(void);
https_client_ret_t errHTTPSClientConnectToServer(void);
https_client_ret_t errHTTPSClientValidateServer(void);
https_client_ret_t errHTTPSClientSendRequest(void);
https_client_ret_t errHTTPSClientRetrieveData(char* const cpu8Data, const uint32_t* const cpcu32DataLenght, uint32_t* pu32BytesRead);
https_client_ret_t errHTTPSClientReset(void);
#endif /* H_HTTPS_CLIENT */

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/**
* @file Mesh_Network.h
* @brief Mesh network layer used by OTA and APP
* @author Hendrik Schutter, init based in ESP32-IDE code
* @date 20.01.2021
*
* Additional Infos: Start network and send and receive data.
*/
#ifndef H_MESH_NETWORK
#define H_MESH_NETWORK
#include <string.h>
#include "esp_wifi.h"
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "esp_mesh.h"
#include "esp_mesh_internal.h"
#include "nvs_flash.h"
#ifndef CONFIG_MESH_MESSAGE_SIZE
#define CONFIG_MESH_MESSAGE_SIZE 1500
#endif
#ifndef CONFIG_MESH_TOPOLOGY
#define CONFIG_MESH_TOPOLOGY MESH_TOPO_TREE
#endif
#ifndef CONFIG_MESH_MAX_LAYER
#define CONFIG_MESH_MAX_LAYER 6
#endif
#ifndef CONFIG_MESH_ID
#define CONFIG_MESH_ID "00, 00, 00, 00, 00, 00"
#endif
#ifndef CONFIG_MESH_AP_AUTHMODE
#define CONFIG_MESH_AP_AUTHMODE WIFI_AUTH_WPA2_PSK
#endif
#ifndef CONFIG_MESH_AP_CONNECTIONS
#define CONFIG_MESH_AP_CONNECTIONS 6
#endif
#ifndef CONFIG_MESH_AP_PASSWD
#define CONFIG_MESH_AP_PASSWD "MAP_PASSWD"
#endif
#ifndef CONFIG_MESH_CHANNEL
#define CONFIG_MESH_CHANNEL 0
#endif
#ifndef CONFIG_MESH_ROUTER_SSID
#define CONFIG_MESH_ROUTER_SSID "ROUTER_SSID"
#endif
#ifndef CONFIG_MESH_ROUTER_PASSWD
#define CONFIG_MESH_ROUTER_PASSWD "ROUTER_PASSWD"
#endif
#ifndef CONFIG_MESH_ROUTE_TABLE_SIZE
#define CONFIG_MESH_ROUTE_TABLE_SIZE 50
#endif
#define MESH_NETWORK_PAYLOAD_SIZE 1024U
struct meshPacket
{
enum otaMeshPacketType
{
APP_Data, //data for application
OTA_Version_Request, //send own version in payload
OTA_Version_Response, //send own version in payload
OTA_Data, //send image segment
OTA_ACK, //ack image segment
OTA_Complete, //signal end of image
OTA_Abort //abort OTA process
} type;
uint8_t au8Payload[MESH_NETWORK_PAYLOAD_SIZE];
mesh_addr_t meshSenderAddr;
};
typedef struct meshPacket MESH_PACKET_t;
#define ERROR_CHECK(x) if (err == ESP_OK) \
{ \
err = (x); \
if (err != ESP_OK) \
{ \
ESP_LOGE(LOG_TAG, "%s failed with error: 0x%x -> %s", #x, err, esp_err_to_name(err)); \
} \
} \
extern bool bIsMeshConnected;
extern int32_t i32MeshLayer;
extern mesh_addr_t meshParentAddr;
extern esp_netif_t* pNetifSta;
extern uint8_t u8ownMAC[6];
extern void (*pOTAChildConnectHandle)(const uint8_t* const);
extern void (*pChangeStateOfServerWorkerHandle)(const bool );
esp_err_t errMeshNetworkInitialize(void);
esp_err_t errMeshNetworkInitializeWiFi(void);
esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg);
esp_err_t errMeshNetworkSetChildConnectedHandle(void (*pChildConnectHandleTmp)(const uint8_t* const cpcu8Data));
esp_err_t errMeshNetworkSetAppReceiveHandle(void (*pAppRxHandleTmp)(const uint8_t* const cpcu8Data, const uint8_t* const cpcu8Sender));
esp_err_t errMeshNetworkSetOTAMessageHandleHandle(void (*pOTAMessageHandleTmp)(const MESH_PACKET_t* const cpcuMeshPacket));
esp_err_t errMeshNetworkSetChangeStateOfServerWorkerHandle(void (*pChangeStateOfServerWorkerHandleTmp)(const bool cbState));
bool bMeshNetworkIsRootNode(void);
bool bMeshNetworkIsNodeNeighbour(const mesh_addr_t* const cpcNode);
bool bMeshNetworkCheckMacEquality(const uint8_t* const cpcu8aMAC, const uint8_t* const cpcu8bMAC);
esp_err_t errMeshNetworkStartReceiveTask(void);
esp_err_t errMeshNetworkGetParentNode(mesh_addr_t* const cpMeshParentAddr);
esp_err_t errMeshNetworkGetChildren(mesh_addr_t* const cpChildren, uint16_t* const cpu16ChildrenSize);
esp_err_t errMeshNetworkSendMeshPacket(const mesh_addr_t* const cpcAddrDest, const MESH_PACKET_t* const cpcPacket);
void vMeshNetworkTaskReceiveMeshData(void *arg);
void vMeshNetworkGetOwnAddr(mesh_addr_t* const cpMeshOwnAddr);
void vMeshNetworkIpEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *vpEventData);
void vMeshNetworkMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData);
#endif /* H_MESH_NETWORK */

50
components/mesh_ota/include/Mesh_OTA.h
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@ -1,45 +1,49 @@
/**
* @file Mesh_OTA.h
* @brief Start and implement OTA updates via HTTPS from server and other mesh nodes (bidirectional)
* @author Hendrik Schutter
* @date 21.01.2021
*/
#ifndef H_MESH_OTA
#define H_MESH_OTA
#include <string.h>
#include "esp_wifi.h"
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "esp_mesh.h"
#include "esp_mesh_internal.h"
#include "nvs_flash.h"
#include "driver/gpio.h"
#include "esp_ota_ops.h"
#include "esp_partition.h"
#include "Mesh_network.h"
#include "Mesh_Network.h"
#include "HTTPS_Client.h"
#define ERASE_NVS //erase non volatile storage if full
/*
enum ota_packet_type
{
APP_Version_Request,
APP_Version_Response,
OTA_Data,
OTA_ACK,
OTA_Complete
};
*/
#define QUEUE_NODES_SIZE 10
#define QUEUE_MESSAGE_OTA_SIZE 10
#define SERVER_CHECK_INTERVAL 30 //in seconds
#define OTA_HTTPS_SEGMENT_SIZE 2048U
#define OTA_PROGRESS_LOG_INTERVAL 7U
#define OTA_MESH_SEGMENT_SIZE MESH_NETWORK_PAYLOAD_SIZE
#define OTA_MESH_TIMEOUT 20000U //in ms
#define OTA_ALLOW_REBOOT 0
#define ERROR_CHECK(x) if (err == ESP_OK) \
{ \
err = (x); \
if (err != ESP_OK) \
{ \
ESP_LOGE(LOG_TAG, "%s failed with error: %d -> %s", #x, err, esp_err_to_name(err)); \
ESP_LOGE(LOG_TAG, "%s failed with error: 0x%x -> %s", #x, err, esp_err_to_name(err)); \
} \
} \
bool bNewerVersion(const char* pu8Local, const char* pu8Remote);
esp_err_t errExtractVersionNumber(const char* pu8Data, uint32_t* pu32DataLenght, char* pc8RemoteVersionNumber);
esp_err_t errFindImageStart(const char* pu8Data, uint32_t* pu32DataLenght, uint32_t* pu32StartOffset);
esp_err_t errMeshOTAInitialize(void);
//Tasks
void vMeshOtaTaskServerWorker(void *arg);
void vMeshOtaTaskOTAWorker(void *arg);
//OTA process endpoints
esp_err_t errMeshOtaSlaveEndpoint(bool* const cpbNewOTAImage);
esp_err_t errMeshOtaMasterEndpoint(bool* const cpbNewOTAImage, const mesh_addr_t* const cpcMeshNodeAddr);
#endif /* H_MESH_OTA */

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components/mesh_ota/include/Mesh_OTA_Globals.h Normal file
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/**
* @file Mesh_OTA_Globals.h
* @brief global variables unsed in Mesh_OTA
* @author Hendrik Schutter
* @date 21.01.2021
*
*/
#ifndef H_MESH_OTA_GLOBALS
#define H_MESH_OTA_GLOBALS
#include "esp_system.h"
#include "esp_partition.h"
#include "Mesh_Network.h"
#include "HTTPS_Client.h"
extern xQueueHandle queueNodes; //nodes that should be checked for ota update (contains children and parent)
extern xQueueHandle queueMessageOTA; //mesh ota controll messages like "OTA_Version_Response" "OTA_ACK"
extern SemaphoreHandle_t bsStartStopServerWorker; //binary semaphore
extern SemaphoreHandle_t bsOTAProcess; //binary semaphore
extern const esp_partition_t* pOTAPartition; //pointer to ota partition
extern bool bWantReboot; //flag to signal pending reboot
#endif /* H_MESH_OTA_GLOBALS */

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/**
* @file Mesh_OTA_Partition_Access.h
* @brief Write and read partition if requested from Mesh_OTA
* @author Hendrik Schutter
* @date 21.01.2021
*
* Additional Infos: Write image via HTTPS
* Receive or transmit via Mesh
*/
#ifndef H_MESH_OTA_PARTITION_ACCESS
#define H_MESH_OTA_PARTITION_ACCESS
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "nvs_flash.h"
#include "esp_ota_ops.h"
#include "esp_partition.h"
#include "Mesh_Network.h"
#include "HTTPS_Client.h"
#define ERROR_CHECK(x) if (err == ESP_OK) \
{ \
err = (x); \
if (err != ESP_OK) \
{ \
ESP_LOGE(LOG_TAG, "%s failed with error: 0x%x -> %s", #x, err, esp_err_to_name(err)); \
} \
} \
esp_err_t errMeshOtaPartitionAccessHttps(bool* const cpbNewOTAImage);
esp_err_t errMeshOtaPartitionAccessMeshTransmit(const mesh_addr_t* const cpcMeshNodeAddr);
esp_err_t errMeshOtaPartitionAccessMeshReceive(bool* const cpbNewOTAImage, const mesh_addr_t* const cpcMeshNodeAddr);
#endif /* H_MESH_OTA_PARTITION_ACCESS */

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/**
* @file Mesh_OTA_Util.h
* @brief Utility and helper functions to perfrom mesh OTA updates
* @author Hendrik Schutter
* @date 21.01.2021
*/
#ifndef H_MESH_OTA_UTIL
#define H_MESH_OTA_UTIL
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "Mesh_Network.h"
#include "HTTPS_Client.h"
#include "Mesh_OTA.h"
enum otaMeshRole
{
Transmitter,
Receiver
};
typedef enum otaMeshRole OTA_MESH_ROLE_t;
//helper functions
bool bMeshOtaUtilNewerVersion(const char* cpu8Local, const char* cpu8Remote);
esp_err_t errMeshOtaUtilExtractVersionNumber(const char* cpu8Data, uint32_t* const cpu32DataLenght, char* const pc8RemoteVersionNumber);
esp_err_t errMeshOtaUtilFindImageStart(const char* const cpu8Data, const uint32_t* const cpu32DataLenght, uint32_t* const cpu32StartOffset);
esp_err_t errMeshOtaUtilSendOtaVersionRequest(const mesh_addr_t* const cpcMeshReceiverAddr);
esp_err_t errMeshOtaUtilSendOtaVersionResponse(const mesh_addr_t* const cpcMeshReceiverAddr);
void vMeshOtaUtilPrintOtaProgress(const uint32_t* const cpcu32TotalImageSize, const uint32_t* const cpcu32BytesWritten, const OTA_MESH_ROLE_t ceRole);
void vMeshOtaUtilAddAllNeighboursToQueue(void);
void vMeshOtaUtilClearOtaMessageQueue(const mesh_addr_t* const cpcMeshNodeAddr);
void vMeshOtaUtilClearNeighboursQueue(const mesh_addr_t* const cpcMeshNodeAddr);
//Handler
void vMeshOtaUtilAddNodeToPossibleUpdatableQueue(const uint8_t* const cpcu8MAC);
void vMeshOtaUtilAddOtaMessageToQueue(const MESH_PACKET_t* const cpcuMeshPacket);
void vMeshOtaUtilChangeStateOfServerWorker(const bool cbState);
#endif /* H_MESH_OTA_UTIL */

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#ifndef H_MESH_NETWORK
#define H_MESH_NETWORK
#include <string.h>
#include "esp_wifi.h"
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "esp_mesh.h"
#include "esp_mesh_internal.h"
#ifndef CONFIG_MESH_MESSAGE_SIZE
#define CONFIG_MESH_MESSAGE_SIZE 1500
#endif
#ifndef CONFIG_MESH_TOPOLOGY
#define CONFIG_MESH_TOPOLOGY MESH_TOPO_TREE
#endif
#ifndef CONFIG_MESH_MAX_LAYER
#define CONFIG_MESH_MAX_LAYER 6
#endif
#ifndef CONFIG_MESH_ID
#define CONFIG_MESH_ID "00, 00, 00, 00, 00, 00"
#endif
#ifndef CONFIG_MESH_AP_AUTHMODE
#define CONFIG_MESH_AP_AUTHMODE WIFI_AUTH_WPA2_PSK
#endif
#ifndef CONFIG_MESH_AP_CONNECTIONS
#define CONFIG_MESH_AP_CONNECTIONS 6
#endif
#ifndef CONFIG_MESH_AP_PASSWD
#define CONFIG_MESH_AP_PASSWD "MAP_PASSWD"
#endif
#ifndef CONFIG_MESH_CHANNEL
#define CONFIG_MESH_CHANNEL 0
#endif
#ifndef CONFIG_MESH_ROUTER_SSID
#define CONFIG_MESH_ROUTER_SSID "ROUTER_SSID"
#endif
#ifndef CONFIG_MESH_ROUTER_PASSWD
#define CONFIG_MESH_ROUTER_PASSWD "ROUTER_PASSWD"
#endif
#ifndef CONFIG_MESH_ROUTE_TABLE_SIZE
#define CONFIG_MESH_ROUTE_TABLE_SIZE 50
#endif
struct mesh_packet
{
enum ota_mesh_packet_type {
APP_Data, //data for application
OTA_Version_Request, //send own version in payload
OTA_Version_Respone, //send own version in payload
OTA_Data, //send image segment
OTA_ACK, //ack image segment
OTA_Complete //signal end of image
} type;
uint8_t au8Payload[1024];
};
typedef struct mesh_packet MESH_PACKET_t;
extern bool bIsMeshConnected;
extern int32_t i32MeshLayer;
extern mesh_addr_t mesh_parent_addr;
extern esp_netif_t* netif_sta;
esp_err_t errMeshNetworkInitialize();
esp_err_t errMeshNetworkInitializeWiFi();
esp_err_t errMeshNetworkInitializeRouter(mesh_cfg_t* cfg);
bool bCheckMACEquality(uint8_t* pu8aMAC, uint8_t* pu8bMAC);
esp_err_t errGetChildren(mesh_addr_t* pChildren, uint16_t* pu16ChildrenSize);
void vMeshEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void* vpEventData);
void vIPEventHandler(void *arg, esp_event_base_t event_base, int32_t i32EventID, void *event_data);
esp_err_t errStartReceiveTask();
void vTaskReceiveMeshData(void *arg);
esp_err_t errSendMeshPacket(mesh_addr_t* pAddrDest, MESH_PACKET_t* pPacket);
#endif /* H_MESH_NETWORK */

40
components/mesh_ota/test/test_mesh_ota.c
View File

@ -10,56 +10,56 @@ TEST_CASE("Remote got patch", "[distinguish newer image version]")
{
char versionLocal[] = "1.2.3"; //current running image
char versionRemote[] = "1.2.4"; //image from server
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Remote got minor", "[distinguish newer image version]")
{
char versionLocal[] = "1.2.3"; //current running image
char versionRemote[] = "1.3.3"; //image from server
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Remote got major", "[distinguish newer image version]")
{
char versionLocal[] = "1.2.3"; //current running image
char versionRemote[] = "2.2.3"; //image from server
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Local got patch", "[distinguish newer image version]")
{
char versionLocal[] = "1.2.4"; //current running image
char versionRemote[] = "1.2.3"; //image from server
TEST_ASSERT_FALSE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_FALSE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Local got minor", "[distinguish newer image version]")
{
char versionLocal[] = "1.3.3"; //current running image
char versionRemote[] = "1.2.3"; //image from server
TEST_ASSERT_FALSE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_FALSE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Local got major", "[distinguish newer image version]")
{
char versionLocal[] = "2.2.3"; //current running image
char versionRemote[] = "1.2.3"; //image from server
TEST_ASSERT_FALSE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_FALSE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Remote got alpha and patch", "[distinguish newer image version]")
{
char versionLocal[] = "2.2.3"; //current running image
char versionRemote[] = "a2.2.4"; //image from server
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
TEST_CASE("Remote got max", "[distinguish newer image version]")
{
char versionLocal[] = "2.2.3"; //current running image
char versionRemote[] = "999.999.999"; //image from server
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
// ### ### ### find start offset in firmware image ### ### ###
@ -68,7 +68,7 @@ TEST_CASE("with http response + 0.0.1", "[find start offset in firmware image]"
{
uint32_t u32StartOffset;
uint32_t u32DataLenght = sizeof(dataWithHttpRespone0_0_1)/sizeof(dataWithHttpRespone0_0_1[0]);
esp_err_t err = errFindImageStart(dataWithHttpRespone0_0_1, &u32DataLenght, &u32StartOffset);
esp_err_t err = errMeshOtaUtilFindImageStart(dataWithHttpRespone0_0_1, &u32DataLenght, &u32StartOffset);
if(err == ESP_OK)
{
TEST_ASSERT_EQUAL_INT(305, u32StartOffset);
@ -83,7 +83,7 @@ TEST_CASE("without http response + 0.0.1", "[find start offset in firmware imag
{
uint32_t u32StartOffset;
uint32_t u32DataLenght = sizeof(dataWithoutHttpRespone0_0_1)/sizeof(dataWithoutHttpRespone0_0_1[0]);
esp_err_t err = errFindImageStart(dataWithoutHttpRespone0_0_1, &u32DataLenght, &u32StartOffset);
esp_err_t err = errMeshOtaUtilFindImageStart(dataWithoutHttpRespone0_0_1, &u32DataLenght, &u32StartOffset);
if(err == ESP_OK)
{
TEST_ASSERT_EQUAL_INT(0, u32StartOffset);
@ -99,7 +99,7 @@ TEST_CASE("with http response + 999.999.999", "[find start offset in firmware i
{
uint32_t u32StartOffset;
uint32_t u32DataLenght = sizeof(dataWithHttpRespone999_999_999)/sizeof(dataWithHttpRespone999_999_999[0]);
esp_err_t err = errFindImageStart(dataWithHttpRespone999_999_999, &u32DataLenght, &u32StartOffset);
esp_err_t err = errMeshOtaUtilFindImageStart(dataWithHttpRespone999_999_999, &u32DataLenght, &u32StartOffset);
if(err == ESP_OK)
{
TEST_ASSERT_EQUAL_INT(305, u32StartOffset);
@ -114,7 +114,7 @@ TEST_CASE("without http response + 999.999.999", "[find start offset in firmwar
{
uint32_t u32StartOffset;
uint32_t u32DataLenght = sizeof(dataWithoutHttpRespone999_999_999)/sizeof(dataWithoutHttpRespone999_999_999[0]);
esp_err_t err = errFindImageStart(dataWithoutHttpRespone999_999_999, &u32DataLenght, &u32StartOffset);
esp_err_t err = errMeshOtaUtilFindImageStart(dataWithoutHttpRespone999_999_999, &u32DataLenght, &u32StartOffset);
if(err == ESP_OK)
{
TEST_ASSERT_EQUAL_INT(0, u32StartOffset);
@ -129,7 +129,7 @@ TEST_CASE("with http response + 999.9.999", "[find start offset in firmware ima
{
uint32_t u32StartOffset;
uint32_t u32DataLenght = sizeof(dataWithHttpRespone999_9_999)/sizeof(dataWithHttpRespone999_9_999[0]);
esp_err_t err = errFindImageStart(dataWithHttpRespone999_9_999, &u32DataLenght, &u32StartOffset);
esp_err_t err = errMeshOtaUtilFindImageStart(dataWithHttpRespone999_9_999, &u32DataLenght, &u32StartOffset);
if(err == ESP_OK)
{
TEST_ASSERT_EQUAL_INT(302, u32StartOffset);
@ -144,7 +144,7 @@ TEST_CASE("with http response + 999.99.999", "[find start offset in firmware im
{
uint32_t u32StartOffset;
uint32_t u32DataLenght = sizeof(dataWithHttpRespone999_99_999)/sizeof(dataWithHttpRespone999_99_999[0]);
esp_err_t err = errFindImageStart(dataWithHttpRespone999_99_999, &u32DataLenght, &u32StartOffset);
esp_err_t err = errMeshOtaUtilFindImageStart(dataWithHttpRespone999_99_999, &u32DataLenght, &u32StartOffset);
if(err == ESP_OK)
{
TEST_ASSERT_EQUAL_INT(299, u32StartOffset);
@ -162,10 +162,10 @@ TEST_CASE("extract version 0.0.1", "[extract image version number]")
char versionLocal[] = "0.0.0"; //current running image
char versionRemote[12];//image from server
uint32_t u32DataLenght = sizeof(dataWithHttpRespone0_0_1)/sizeof(dataWithHttpRespone0_0_1[0]);
esp_err_t err = errExtractVersionNumber(dataWithHttpRespone0_0_1, &u32DataLenght, versionRemote);
esp_err_t err = errMeshOtaUtilExtractVersionNumber(dataWithHttpRespone0_0_1, &u32DataLenght, versionRemote);
if(err == ESP_OK)
{
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
else
{
@ -178,10 +178,10 @@ TEST_CASE("extract version 999.999.999", "[extract image version number]")
char versionLocal[] = "0.0.0"; //current running image
char versionRemote[12];//image from server
uint32_t u32DataLenght = sizeof(dataWithHttpRespone999_999_999)/sizeof(dataWithHttpRespone999_999_999[0]);
esp_err_t err = errExtractVersionNumber(dataWithHttpRespone999_999_999, &u32DataLenght, versionRemote);
esp_err_t err = errMeshOtaUtilExtractVersionNumber(dataWithHttpRespone999_999_999, &u32DataLenght, versionRemote);
if(err == ESP_OK)
{
TEST_ASSERT_TRUE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_TRUE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
else
{
@ -194,10 +194,10 @@ TEST_CASE("extract version 999.99.999", "[extract image version number]")
char versionLocal[] = "999.100.999"; //current running image
char versionRemote[12];//image from server
uint32_t u32DataLenght = sizeof(dataWithHttpRespone999_99_999)/sizeof(dataWithHttpRespone999_99_999[0]);
esp_err_t err = errExtractVersionNumber(dataWithHttpRespone999_99_999, &u32DataLenght, versionRemote);
esp_err_t err = errMeshOtaUtilExtractVersionNumber(dataWithHttpRespone999_99_999, &u32DataLenght, versionRemote);
if(err == ESP_OK)
{
TEST_ASSERT_FALSE( bNewerVersion(versionLocal, versionRemote) );
TEST_ASSERT_FALSE( bMeshOtaUtilNewerVersion(versionLocal, versionRemote) );
}
else
{

246
main/Blinky_LED.c Normal file
View File

@ -0,0 +1,246 @@
/**
* @file Blinky_LED.c
* @brief Demo application using the mesh network
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: If button "BOOT" on ESP32-Module is pressed, all LED2 (blue) in the network will toggle the state.
*/
#include "Blinky_LED.h"
static const char *LOG_TAG = "blinky_led";
static bool bLEDisOn = false; //set led default off
static mesh_addr_t addrParent; //addr of parent node
static mesh_addr_t childrenAddr[CONFIG_MESH_ROUTE_TABLE_SIZE]; //array of children attached to this node
static uint16_t u16ChildrenSize; //number of children attached to this node
xQueueHandle queueBlinkyLEDPackets; //handle for led action queue
/**
* @fn esp_err_t errBlinkyLEDInitialize()
* @brief Starts the demp app
* @param void
* @return ESP32 error code
* @author Hendrik Schutter
* @date 20.01.2021
*
* Initialize the queue and starts the tasks
*/
esp_err_t errBlinkyLEDInitialize(void)
{
esp_err_t err = ESP_OK;
BaseType_t xReturned;
vGPIOInitialize();
//create queue to store led action created from BTN and mesh network events
queueBlinkyLEDPackets = xQueueCreate(5, sizeof(BLINKY_PACKET_t));
if (queueBlinkyLEDPackets == 0) // Queue not created
{
ESP_LOGE(LOG_TAG, "Unable to create Queue for Application Packets");
err = ESP_FAIL;
}
//register the receiver handle in mesh network
ERROR_CHECK(errMeshNetworkSetAppReceiveHandle(rxHandle));
if(err == ESP_OK)
{
xReturned = xTaskCreate(vTaskReadUserInput, "vTaskReadUserInput", 4096, NULL, 5, NULL);
if(xReturned != pdPASS)
{
err = ESP_FAIL;
}
}
if(err == ESP_OK)
{
xReturned = xTaskCreate(vTaskReceiveData, "vTaskReceiveData", 4096, NULL, 5, NULL);
if(xReturned != pdPASS)
{
err = ESP_FAIL;
}
}
return err;
}
/**
* @fn void vGPIOInitialize(void)
* @brief sets the GPIO pins to correct modes
* @param void
* @return void
* @author Hendrik Schutter
* @date 20.01.2021
*
* Initialize GPIO
*/
void vGPIOInitialize(void)
{
gpio_config_t gpioConf;
//LED as Output
gpio_reset_pin(GPIO_LED);
gpio_set_direction(GPIO_LED, GPIO_MODE_OUTPUT);
//BTN as Input
gpioConf.intr_type = GPIO_INTR_DISABLE;
gpioConf.mode = GPIO_MODE_INPUT;
gpioConf.pin_bit_mask = GPIO_INPUT_PIN_SEL;
gpioConf.pull_down_en = 0;
gpioConf.pull_up_en = 1;
gpio_config(&gpioConf);
}
/**
* @fn void rxHandle(const uint8_t* const pu8Data, const uint8_t* const pu8Sender)
* @brief callback handler from mesh network layer
* @param pu8Data data received
* @param pu8Sender sender node from data
* @return void
* @author Hendrik Schutter
* @date 20.01.2021
*
* Adds the data into queue
*/
void rxHandle(const uint8_t* const pu8Data, const uint8_t* const pu8Sender)
{
//send payload to app queue
BLINKY_PACKET_t bTmpPacket;
memcpy(&bTmpPacket, (uint8_t *)pu8Data, sizeof(BLINKY_PACKET_t));
memcpy(&bTmpPacket.meshSenderAddr, (uint8_t *)pu8Sender, 6); //copy MAC from sender into app packet
if (xQueueSend(queueBlinkyLEDPackets, &bTmpPacket, portMAX_DELAY) != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to push packet from mesh into Queue");
}
}
/**
* @fn void vTaskReadUserInput(void *arg)
* @brief FreeRTOS task reading the user input (button)
* @param args parameter for task
* @return void
* @author Hendrik Schutter
* @date 20.01.2021
*
* Adds a button press to the queue
*/
void vTaskReadUserInput(void *arg)
{
esp_err_t err = ESP_OK;
BLINKY_PACKET_t bTmpPacket;
MESH_PACKET_t meshPacket;
bTmpPacket.type = LED_OFF; //default off
meshPacket.type = APP_Data; //this is a app packet
while(true)
{
//check for BTN press
if(gpio_get_level(GPIO_BOOT_BTN) == 0)
{
err = ESP_OK;
if(bLEDisOn == false)
{
bTmpPacket.type = LED_ON;
}
else
{
bTmpPacket.type = LED_OFF;
}
//push led action into queue
if (xQueueSend(queueBlinkyLEDPackets, &bTmpPacket, portMAX_DELAY) != pdPASS)
{
ESP_LOGE(LOG_TAG, "Unable to push packet into queue");
}
memcpy(meshPacket.au8Payload, &bTmpPacket, sizeof(BLINKY_PACKET_t));
if(bMeshNetworkIsRootNode() == false)
{
//this node is not root --> send led action to parent
ERROR_CHECK(errMeshNetworkGetParentNode(&addrParent));
ERROR_CHECK(errMeshNetworkSendMeshPacket(&addrParent, &meshPacket));
}
else
{
//this node is root --> send led action to children
ERROR_CHECK(errMeshNetworkGetChildren(childrenAddr, &u16ChildrenSize));
for (uint16_t u16Index = 0; u16Index < u16ChildrenSize; u16Index++)
{
ERROR_CHECK (errMeshNetworkSendMeshPacket(&childrenAddr[u16Index], &meshPacket));
}
}
vTaskDelay(200 / portTICK_PERIOD_MS);
}
vTaskDelay(50 / portTICK_PERIOD_MS);
}
}
/**
* @fn void vTaskReceiveData(void *arg)
* @brief FreeRTOS task reading queue and setting the LED
* @param args parameter for task
* @return void
* @author Hendrik Schutter
* @date 20.01.2021
*
* Sets the LED off or on based on data in queue
*/
void vTaskReceiveData(void *arg)
{
esp_err_t err = ESP_OK;
MESH_PACKET_t meshPacket;
BLINKY_PACKET_t bTmpPacket;
bTmpPacket.type = LED_OFF; //default off
meshPacket.type = APP_Data; //this is a app packet
while (1)
{
if (xQueueReceive(queueBlinkyLEDPackets, &bTmpPacket, portMAX_DELAY) != pdTRUE)
{
ESP_LOGE(LOG_TAG, "Unable to receive packet from Queue");
}
else
{
err = ESP_OK;
//Successfully RECEIVED the packet
switch (bTmpPacket.type)
{
case LED_ON:
bLEDisOn = true;
gpio_set_level(GPIO_LED, 1); //switch on
ESP_LOGI(LOG_TAG,"switch LED ON");
break;
case LED_OFF:
bLEDisOn = false;
gpio_set_level(GPIO_LED, 0); //switch off
ESP_LOGI(LOG_TAG,"switch LED OFF");
break;
default:
bLEDisOn = false;
gpio_set_level(GPIO_LED, 0); //switch off
ESP_LOGI(LOG_TAG,"switch LED OFF");
break;
}
}
ERROR_CHECK(errMeshNetworkGetChildren(childrenAddr, &u16ChildrenSize)); //get all children attached to this node
memcpy(meshPacket.au8Payload, &bTmpPacket, sizeof(BLINKY_PACKET_t)); //copy led action in mesh packet payload
for (uint16_t u16Index = 0; u16Index < u16ChildrenSize; u16Index++)
{
//loop through children
if(bMeshNetworkCheckMacEquality(bTmpPacket.meshSenderAddr.addr, childrenAddr[u16Index].addr) == false) //exclude the sender node
{
ERROR_CHECK (errMeshNetworkSendMeshPacket(&childrenAddr[u16Index], &meshPacket)); //send to child
}
}
vTaskDelay(200 / portTICK_PERIOD_MS);
}
}

49
main/Blinky_LED.h Normal file
View File

@ -0,0 +1,49 @@
/**
* @file Blinky_LED.h
* @brief Demo application using the mesh network
* @author Hendrik Schutter
* @date 20.01.2021
*
* Additional Infos: If button "BOOT" on ESP32-Module is pressed, all LED2 (blue) in the network will toggle the state.
*/
#ifndef H_BLINKY_LED
#define H_BLINKY_LED
#include <string.h>
#include "esp_wifi.h"
#include "esp_system.h"
#include "esp_log.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"
#include "Mesh_OTA.h"
#define GPIO_BOOT_BTN 0 //GPIO0 (Boot BTN)
#define GPIO_LED 2 //GPIO2 (internal blue LED in DevKit V1.0)
#define GPIO_INPUT_PIN_SEL (1ULL<<GPIO_BOOT_BTN)
struct blinky_packet
{
enum blinky_packet_type
{
LED_OFF,
LED_ON,
} type;
mesh_addr_t meshSenderAddr; //stores addr of sender of this packet
};
typedef struct blinky_packet BLINKY_PACKET_t;
esp_err_t errBlinkyLEDInitialize(void);
void vGPIOInitialize(void);
void rxHandle(const uint8_t* const pu8Data, const uint8_t* const pu8Sender);
void vTaskReadUserInput(void *arg);
void vTaskReceiveData(void *arg);
#endif /* H_BLINKY_LED */

2
main/CMakeLists.txt
View File

@ -1,2 +1,2 @@
idf_component_register(SRCS "Main.c"
idf_component_register(SRCS "Blinky_LED.c" "Main.c"
INCLUDE_DIRS ".")

30
main/Main.c
View File

@ -1,31 +1,31 @@
#include <string.h>
#include "esp_wifi.h"
#include <stdio.h>
#include "sdkconfig.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "esp_mesh.h"
#include "esp_mesh_internal.h"
#include "nvs_flash.h"
#include "driver/gpio.h"
#include "esp_ota_ops.h"
#include "esp_partition.h"
#include "esp_spi_flash.h"
#include "Mesh_OTA.h"
#include "Blinky_LED.h"
static const char *LOG_TAG = "esp_main";
void app_main(void)
{
esp_err_t err = ESP_OK;
ESP_LOGI(LOG_TAG, "hardcoded: 0.0.1");
ESP_LOGI(LOG_TAG, "hardcoded version: 0.0.1");
ESP_LOGI(LOG_TAG, "start mesh network");
err = errMeshNetworkInitialize();
ESP_ERROR_CHECK(err);
//start ota
//start app
ESP_LOGI(LOG_TAG, "start ota");
err = errMeshOTAInitialize();
ESP_ERROR_CHECK(err);
ESP_LOGI(LOG_TAG, "start app");
err = errBlinkyLEDInitialize();
ESP_ERROR_CHECK(err);
}

2
sdkconfig
View File

@ -159,7 +159,7 @@ CONFIG_MESH_AP_AUTHMODE=3
CONFIG_MESH_AP_PASSWD="qaws1234"
CONFIG_MESH_AP_CONNECTIONS=6
CONFIG_MESH_ROUTE_TABLE_SIZE=50
CONFIG_MESH_MESSAGE_SIZE=1500
CONFIG_MESH_MESSAGE_SIZE=1234
CONFIG_OTA_HTTPS_SERVER_COMMON_NAME="ota.hendrikschutter.com"
CONFIG_OTA_HTTPS_SERVER_PORT="443"
CONFIG_OTA_HTTPS_URL="https://ota.hendrikschutter.com/mesh_ota.bin"

15
style_code.sh Normal file
View File

@ -0,0 +1,15 @@
#! /bin/bash
cd main
astyle --style=gnu *.c
astyle --style=gnu *.h
cd ..
cd components/mesh_ota
astyle --style=gnu *.c
cd include
astyle --style=gnu *.h