From 5e1b8a0b1018da41fb5befbdc6fc2faba1a8508f Mon Sep 17 00:00:00 2001 From: Dong Heng Date: Thu, 18 Oct 2018 19:37:20 +0800 Subject: [PATCH] feat(ota): Add command to generate OTA bin and add ota example for 1MB flash "$(PROJECT_NAME).app1.bin", "$(PROJECT_NAME).app2.bin" and "$(PROJECT_NAME).ota.bin" at "build" directory. Only upload "$(PROJECT_NAME).ota.bin" to the server. Select the target flash and input "make ota flash" or "make ota flash monitor". Update the OTA README.md for 1 MB flash. --- components/app_update/esp_ota_ops.c | 2 +- components/app_update/include/esp_ota_ops.h | 3 + components/esp8266/Makefile.projbuild | 48 ++ components/esp8266/component.mk | 6 +- components/esp8266/ld/esp8266.ld | 2 +- components/esp8266/source/startup.c | 3 +- components/esptool_py/Kconfig.projbuild | 4 +- components/partition_table/Kconfig.projbuild | 3 +- .../partitions_two_ota.1MB.csv | 7 + examples/system/universal_ota/Makefile | 9 + .../system/universal_ota/OTA_workflow.png | Bin 0 -> 57443 bytes examples/system/universal_ota/README.md | 126 +++++ .../universal_ota/main/Kconfig.projbuild | 40 ++ .../system/universal_ota/main/component.mk | 4 + .../universal_ota/main/ota_example_main.c | 462 ++++++++++++++++++ .../system/universal_ota/sdkconfig.defaults | 4 + 16 files changed, 717 insertions(+), 6 deletions(-) create mode 100644 components/partition_table/partitions_two_ota.1MB.csv create mode 100644 examples/system/universal_ota/Makefile create mode 100644 examples/system/universal_ota/OTA_workflow.png create mode 100644 examples/system/universal_ota/README.md create mode 100644 examples/system/universal_ota/main/Kconfig.projbuild create mode 100644 examples/system/universal_ota/main/component.mk create mode 100644 examples/system/universal_ota/main/ota_example_main.c create mode 100644 examples/system/universal_ota/sdkconfig.defaults diff --git a/components/app_update/esp_ota_ops.c b/components/app_update/esp_ota_ops.c index 9210e76f..7dfc4c06 100644 --- a/components/app_update/esp_ota_ops.c +++ b/components/app_update/esp_ota_ops.c @@ -286,7 +286,7 @@ static esp_err_t rewrite_ota_seq(uint32_t seq, uint8_t sec_id, const esp_partiti } } -static uint8_t get_ota_partition_count(void) +uint8_t get_ota_partition_count(void) { uint16_t ota_app_count = 0; while (esp_partition_find_first(ESP_PARTITION_TYPE_APP, ESP_PARTITION_SUBTYPE_APP_OTA_MIN + ota_app_count, NULL) != NULL) { diff --git a/components/app_update/include/esp_ota_ops.h b/components/app_update/include/esp_ota_ops.h index a089a92b..3d1155c3 100755 --- a/components/app_update/include/esp_ota_ops.h +++ b/components/app_update/include/esp_ota_ops.h @@ -69,6 +69,9 @@ typedef uint32_t esp_ota_handle_t; */ esp_err_t esp_ota_begin(const esp_partition_t* partition, size_t image_size, esp_ota_handle_t* out_handle); + +uint8_t get_ota_partition_count(void); + /** * @brief Write OTA update data to partition * diff --git a/components/esp8266/Makefile.projbuild b/components/esp8266/Makefile.projbuild index 221482c4..073bed18 100644 --- a/components/esp8266/Makefile.projbuild +++ b/components/esp8266/Makefile.projbuild @@ -81,3 +81,51 @@ ifdef CONFIG_ESP_FILENAME_MACRO_NULL CFLAGS += -D__ESP_FILE__='"null"' CXXFLAGS += -D__ESP_FILE__='"null"' endif + +.PHONY: ota ota-clean + +ifeq ($(CONFIG_ESPTOOLPY_FLASHSIZE), "1MB") +APP1_OFFSET ?= 0x10000 +APP1_SIZE ?= 0x70000 +APP2_OFFSET ?= 0x80000 +APP2_SIZE ?= 0x70000 +else +APP1_OFFSET ?= CONFIG_APP_OFFSET +APP1_SIZE ?= 0x100000 +endif + +RAW_BIN := ./build/$(PROJECT_NAME).bin +OTA_BIN := ./build/$(PROJECT_NAME).ota.bin +OTA1_BIN := ./build/$(PROJECT_NAME).app1.bin +OTA2_BIN := ./build/$(PROJECT_NAME).app2.bin + +$(OTA2_BIN): all_binaries +ifeq ($(CONFIG_ESPTOOLPY_FLASHSIZE), "1MB") + @rm -f ./build/esp8266/esp8266_out.ld + @make APP_OFFSET=$(APP2_OFFSET) APP_SIZE=$(APP2_SIZE) CFLAGS= CXXFLAGS= +endif + @cp $(RAW_BIN) $(OTA2_BIN) + @echo [GEN] $(OTA2_BIN) + +$(OTA1_BIN): all_binaries +ifeq ($(CONFIG_ESPTOOLPY_FLASHSIZE), "1MB") + @rm -f ./build/esp8266/esp8266_out.ld +endif + @make APP_OFFSET=$(APP1_OFFSET) APP_SIZE=$(APP1_SIZE) CFLAGS= CXXFLAGS= + @cp $(RAW_BIN) $(OTA1_BIN) + @echo [GEN] $(OTA1_BIN) + +$(OTA_BIN): $(OTA1_BIN) $(OTA2_BIN) + @cp $(OTA1_BIN) $(OTA_BIN) +ifeq ($(CONFIG_ESPTOOLPY_FLASHSIZE), "1MB") + @cat $(OTA2_BIN) >> $(OTA_BIN) +endif + @cp $(OTA1_BIN) $(RAW_BIN) + @echo [GEN] $(OTA_BIN) + +ota: $(OTA_BIN) + +ota-clean: + @rm -f $(OTA_BIN) $(OTA1_BIN) $(OTA2_BIN) + +clean: ota-clean diff --git a/components/esp8266/component.mk b/components/esp8266/component.mk index 1d7a4008..926161db 100644 --- a/components/esp8266/component.mk +++ b/components/esp8266/component.mk @@ -41,8 +41,12 @@ COMPONENT_ADD_LINKER_DEPS := $(ALL_LIB_FILES) $(addprefix ld/,$(LINKER_SCRIPTS)) # saves us from having to add the target to a Makefile.projbuild $(COMPONENT_LIBRARY): esp8266_out.ld esp8266_common_out.ld +APP_OFFSET ?= $(CONFIG_APP_OFFSET) +APP_SIZE ?= 0x100000 +OUTLD_CFLAGS := -DAPP_OFFSET=$(APP_OFFSET) -DAPP_SIZE=$(APP_SIZE) + esp8266_out.ld: $(COMPONENT_PATH)/ld/esp8266.ld ../include/sdkconfig.h - $(CC) -I ../include -C -P -x c -E $< -o $@ + $(CC) $(OUTLD_CFLAGS) -I ../include -C -P -x c -E $< -o $@ esp8266_common_out.ld: $(COMPONENT_PATH)/ld/esp8266.common.ld ../include/sdkconfig.h $(CC) -I ../include -C -P -x c -E $< -o $@ diff --git a/components/esp8266/ld/esp8266.ld b/components/esp8266/ld/esp8266.ld index cfa0d01b..cd950b98 100644 --- a/components/esp8266/ld/esp8266.ld +++ b/components/esp8266/ld/esp8266.ld @@ -27,7 +27,7 @@ MEMORY iram1_0_seg : org = 0x40100000, len = CONFIG_SOC_IRAM_SIZE /* It is actually mapped to flash. */ - irom0_0_seg : org = 0x40200010 + CONFIG_PARTITION_TABLE_CUSTOM_APP_BIN_OFFSET, len = 0x100000 - 0x10 - CONFIG_PARTITION_TABLE_CUSTOM_APP_BIN_OFFSET + irom0_0_seg : org = 0x40200010 + APP_OFFSET, len = APP_SIZE - 0x10 - APP_OFFSET /* RTC memory, persists over deep sleep. */ rtc_seg : org = 0x60001200, len = 0x200 diff --git a/components/esp8266/source/startup.c b/components/esp8266/source/startup.c index 9b48122e..a9be9235 100644 --- a/components/esp8266/source/startup.c +++ b/components/esp8266/source/startup.c @@ -31,6 +31,7 @@ #include "internal/esp_wifi_internal.h" #define FLASH_MAP_ADDR 0x40200000 +#define FLASH_MAP_SIZE 0x00100000 extern void chip_boot(size_t start_addr); extern int rtc_init(void); @@ -84,7 +85,7 @@ void call_user_start(size_t start_addr) extern int _bss_start, _bss_end; - esp_image_header_t *head = (esp_image_header_t *)(FLASH_MAP_ADDR + CONFIG_PARTITION_TABLE_CUSTOM_APP_BIN_OFFSET); + esp_image_header_t *head = (esp_image_header_t *)(FLASH_MAP_ADDR + (start_addr & (FLASH_MAP_SIZE - 1))); esp_image_segment_header_t *segment = (esp_image_segment_header_t *)((uintptr_t)head + sizeof(esp_image_header_t)); for (i = 0; i < 3; i++) { diff --git a/components/esptool_py/Kconfig.projbuild b/components/esptool_py/Kconfig.projbuild index b735b469..7b29f4e3 100644 --- a/components/esptool_py/Kconfig.projbuild +++ b/components/esptool_py/Kconfig.projbuild @@ -102,7 +102,8 @@ choice ESPTOOLPY_FLASHSIZE default ESPTOOLPY_FLASHSIZE_2MB help SPI flash size, in megabytes - +config ESPTOOLPY_FLASHSIZE_1MB + bool "1 MB" config ESPTOOLPY_FLASHSIZE_2MB bool "2 MB" config ESPTOOLPY_FLASHSIZE_4MB @@ -115,6 +116,7 @@ endchoice config ESPTOOLPY_FLASHSIZE string + default "1MB" if ESPTOOLPY_FLASHSIZE_1MB default "2MB" if ESPTOOLPY_FLASHSIZE_2MB default "4MB" if ESPTOOLPY_FLASHSIZE_4MB default "8MB" if ESPTOOLPY_FLASHSIZE_8MB diff --git a/components/partition_table/Kconfig.projbuild b/components/partition_table/Kconfig.projbuild index 61c2b238..cbebe40b 100644 --- a/components/partition_table/Kconfig.projbuild +++ b/components/partition_table/Kconfig.projbuild @@ -53,7 +53,8 @@ config PARTITION_TABLE_FILENAME string default partitions_singleapp.csv if PARTITION_TABLE_SINGLE_APP && !ESP32_ENABLE_COREDUMP_TO_FLASH default partitions_singleapp_coredump.csv if PARTITION_TABLE_SINGLE_APP && ESP32_ENABLE_COREDUMP_TO_FLASH - default partitions_two_ota.csv if PARTITION_TABLE_TWO_OTA && !ESP32_ENABLE_COREDUMP_TO_FLASH + default partitions_two_ota.csv if PARTITION_TABLE_TWO_OTA && !ESP32_ENABLE_COREDUMP_TO_FLASH && !ESPTOOLPY_FLASHSIZE_1MB + default partitions_two_ota.1MB.csv if PARTITION_TABLE_TWO_OTA && !ESP32_ENABLE_COREDUMP_TO_FLASH && ESPTOOLPY_FLASHSIZE_1MB default partitions_two_ota_coredump.csv if PARTITION_TABLE_TWO_OTA && ESP32_ENABLE_COREDUMP_TO_FLASH default PARTITION_TABLE_CUSTOM_FILENAME if PARTITION_TABLE_CUSTOM diff --git a/components/partition_table/partitions_two_ota.1MB.csv b/components/partition_table/partitions_two_ota.1MB.csv new file mode 100644 index 00000000..d62d5464 --- /dev/null +++ b/components/partition_table/partitions_two_ota.1MB.csv @@ -0,0 +1,7 @@ +# Name, Type, SubType, Offset, Size, Flags +# Note: if you change the phy_init or app partition offset, make sure to change the offset in Kconfig.projbuild +nvs, data, nvs, 0x9000, 0x4000 +otadata, data, ota, 0xd000, 0x2000 +phy_init, data, phy, 0xf000, 0x1000 +ota_0, 0, ota_0, 0x10000, 0x70000 +ota_1, 0, ota_1, 0x80000, 0x70000 diff --git a/examples/system/universal_ota/Makefile b/examples/system/universal_ota/Makefile new file mode 100644 index 00000000..7ffb1023 --- /dev/null +++ b/examples/system/universal_ota/Makefile @@ -0,0 +1,9 @@ +# +# This is a project Makefile. 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z;9xEgNcR}`vYc`vw_U0`Jz636>JF^6VYF+02}RR(mi>r6F;VOD%kE`a8Y#1+;?jPP zU9aT@^hlEze-@*_{Q{4a+(E(da;rqT_nx(ljSJYP+X{Z*u%nX2cB)$0b!WEfNFV{- zIo1<_c|YCx=NK|NKy()r&fc6Dq7}Fa|66?h2Dk)ZT*V(bP(u49SWqxj-va>%#>Fdt zOSj(xvIPt_c~IXU3?lH3V5I-Q=gT#&IiNvxBTG9t`Vv)F@UuH5Ehs2Z*ju>IkohFU z8cGb4j}{aXa&x?m|L~ZuL#!9@J0-qF@G#^G2@0|(0E6iRD0;3D{rK$Ldf-x)fi}`8 zkgug60Mry&LALb-u%pDky`(Jm*cg{Q-fY$>F@5kT4qw(E**KeMQ`inX1T{^~0TUtD zB~@;#OM|goI? + Flash size (2 MB) ---> + (X) 1 MB +``` + +Build project: + +``` +cd $IDF_PATH/examples/get-started/project_template +make ota +``` + +Start http server at the directory of "build": + +``` +cd build +python -m SimpleHTTPServer 8070 +``` + +While the server is running, the contents of the build directory can be browsed at http://localhost:8070/ + +NB: On some systems, the command may be `python2 -m SimpleHTTPServer`. + +NB: Command "make ota" will generate 3 binaries: "xxx(project name).app1.bin", "xxx(project name).app2.bin" and "xxx(project name).ota.bin". You should only upload the "xxx(project name).ota.bin" to your OTA server and let the app download it by the example. + +NB: "xxx.app1.bin" is for downloading to OTA_0 partition, and "xxx.app2.bin" is for downloading to OTA_1 partition. If your board's flash size is larger than "1 MB", then "xxx.app1.bin" = "xxx.app2.bin" = "xxx.ota.bin". Otherwise "xxx.ota.bin" = "xxx.app1.bin" + "xxx.app2.bin". So the flash size configuration is very important. The example will select the binary it needs and store it to flash. + +If you have any firewall software running that will block incoming access to port 8070, configure it to allow access while running the example. + +## Step 3: Build OTA Example + +Change back to the OTA example directory, and type `make menuconfig` to configure the OTA example. Under the "Example Configuration" submenu, fill in the following details: + +* WiFi SSID & Password +* IP address of your host PC as "HTTP Server" +* HTTP Port number (if using the Python HTTP server above, the default is correct) + +If serving the "project_template" example, you can leave the default filename as-is. + +Configure 1MB flash if need: + +``` +Serial flasher config ---> + Flash size (2 MB) ---> + (X) 1 MB +``` + +Save your changes, and type `make` to build the example. + +## Step 4: Flash OTA Example + +When flashing, use the `erase_flash` target first to erase the entire flash (this deletes any leftover data in the ota_data partition). Then flash the factory image over serial: + +``` +make erase_flash flash +``` + +(The `make erase_flash flash` means "erase everything, then flash". `make flash` only erases the parts of flash which are being rewritten.) + +## Step 5: Run the OTA Example + +When the example starts up, it will print "ota: Starting OTA example..." then: + +1. Connect to the AP with configured SSID and password. +2. Connect to the HTTP server and download the new image. +3. Write the image to flash, and configure the next boot from this image. +4. Reboot + +# Troubleshooting + +* Check your PC can ping the ESP8266 at its IP, and that the IP, AP and other configuration settings are correct in menuconfig. +* Check if any firewall software is preventing incoming connections on the PC. +* Check you can see the configured file (default project_template.ota.bin) if you browse the file listing at http://127.0.0.1/ +* If you have another PC or a phone, try viewing the file listing from the separate host. + +## Error "ota_begin error err=0x104" + +If you see this error then check that the configured (and actual) flash size is large enough for the partitions in the partition table. The default "two OTA slots" partition table only works with 4MB flash size. To use OTA with smaller flash sizes, create a custom partition table CSV (look in components/partition_table) and configure it in menuconfig. + +If changing partition layout, it is usually wise to run "make erase_flash" between steps. + +## Production Implementation + +If scaling this example for production use, please consider: + +* Using an encrypted communications channel such as HTTPS. +* Dealing with timeouts or WiFi disconnections while flashing. diff --git a/examples/system/universal_ota/main/Kconfig.projbuild b/examples/system/universal_ota/main/Kconfig.projbuild new file mode 100644 index 00000000..c5a0b69f --- /dev/null +++ b/examples/system/universal_ota/main/Kconfig.projbuild @@ -0,0 +1,40 @@ +menu "Example Configuration" + +config WIFI_SSID + string "WiFi SSID" + default "myssid" + help + SSID (network name) for the example to connect to. + +config WIFI_PASSWORD + string "WiFi Password" + default "myssid" + help + WiFi password (WPA or WPA2) for the example to use. + + Can be left blank if the network has no security set. + +config SERVER_IP + string "HTTP Server IP" + default "192.168.0.3" + help + HTTP Server IP to download the image file from. + + See example README.md for details. + +config SERVER_PORT + string "HTTP Server Port" + default "8070" + help + HTTP Server port to connect to. + Should be chosen not to conflict with any other port used + on the system. + +config EXAMPLE_FILENAME + string "HTTP GET Filename" + default "/project_template.ota.bin" + help + Filename of the app image file to download for + the OTA update. + +endmenu diff --git a/examples/system/universal_ota/main/component.mk b/examples/system/universal_ota/main/component.mk new file mode 100644 index 00000000..a98f634e --- /dev/null +++ b/examples/system/universal_ota/main/component.mk @@ -0,0 +1,4 @@ +# +# "main" pseudo-component makefile. +# +# (Uses default behaviour of compiling all source files in directory, adding 'include' to include path.) diff --git a/examples/system/universal_ota/main/ota_example_main.c b/examples/system/universal_ota/main/ota_example_main.c new file mode 100644 index 00000000..b5137287 --- /dev/null +++ b/examples/system/universal_ota/main/ota_example_main.c @@ -0,0 +1,462 @@ +/* OTA example + + This example code is in the Public Domain (or CC0 licensed, at your option.) + + Unless required by applicable law or agreed to in writing, this + software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR + CONDITIONS OF ANY KIND, either express or implied. +*/ +#include +#include +#include +#include + +#include "freertos/FreeRTOS.h" +#include "freertos/task.h" +#include "freertos/event_groups.h" + +#include "esp_system.h" +#include "esp_wifi.h" +#include "esp_event_loop.h" +#include "esp_log.h" +#include "esp_ota_ops.h" + +#include "nvs.h" +#include "nvs_flash.h" + +#define EXAMPLE_WIFI_SSID CONFIG_WIFI_SSID +#define EXAMPLE_WIFI_PASS CONFIG_WIFI_PASSWORD +#define EXAMPLE_SERVER_IP CONFIG_SERVER_IP +#define EXAMPLE_SERVER_PORT CONFIG_SERVER_PORT +#define EXAMPLE_FILENAME CONFIG_EXAMPLE_FILENAME +#define BUFFSIZE 1500 +#define TEXT_BUFFSIZE 1024 + +typedef enum esp_ota_firm_state { + ESP_OTA_INIT = 0, + ESP_OTA_PREPARE, + ESP_OTA_START, + ESP_OTA_RECVED, + ESP_OTA_FINISH, +} esp_ota_firm_state_t; + +typedef struct esp_ota_firm { + uint8_t ota_num; + uint8_t update_ota_num; + + esp_ota_firm_state_t state; + + size_t content_len; + + size_t read_bytes; + size_t write_bytes; + + size_t ota_size; + size_t ota_offset; + + const char *buf; + size_t bytes; +} esp_ota_firm_t; + +static const char *TAG = "ota"; +/*an ota data write buffer ready to write to the flash*/ +static char ota_write_data[BUFFSIZE + 1] = { 0 }; +/*an packet receive buffer*/ +static char text[BUFFSIZE + 1] = { 0 }; +/* an image total length*/ +static int binary_file_length = 0; +/*socket id*/ +static int socket_id = -1; + +/* FreeRTOS event group to signal when we are connected & ready to make a request */ +static EventGroupHandle_t wifi_event_group; + +/* The event group allows multiple bits for each event, + but we only care about one event - are we connected + to the AP with an IP? */ +const int CONNECTED_BIT = BIT0; + +static esp_err_t event_handler(void *ctx, system_event_t *event) +{ + switch (event->event_id) { + case SYSTEM_EVENT_STA_START: + esp_wifi_connect(); + break; + case SYSTEM_EVENT_STA_GOT_IP: + xEventGroupSetBits(wifi_event_group, CONNECTED_BIT); + break; + case SYSTEM_EVENT_STA_DISCONNECTED: + /* This is a workaround as ESP32 WiFi libs don't currently + auto-reassociate. */ + esp_wifi_connect(); + xEventGroupClearBits(wifi_event_group, CONNECTED_BIT); + break; + default: + break; + } + return ESP_OK; +} + +static void initialise_wifi(void) +{ + tcpip_adapter_init(); + wifi_event_group = xEventGroupCreate(); + ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) ); + wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); + ESP_ERROR_CHECK( esp_wifi_init(&cfg) ); + ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) ); + wifi_config_t wifi_config = { + .sta = { + .ssid = EXAMPLE_WIFI_SSID, + .password = EXAMPLE_WIFI_PASS, + }, + }; + ESP_LOGI(TAG, "Setting WiFi configuration SSID %s...", wifi_config.sta.ssid); + ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) ); + ESP_ERROR_CHECK( esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) ); + ESP_ERROR_CHECK( esp_wifi_start() ); +} + +/*read buffer by byte still delim ,return read bytes counts*/ +static int read_until(const char *buffer, char delim, int len) +{ +// /*TODO: delim check,buffer check,further: do an buffer length limited*/ + int i = 0; + while (buffer[i] != delim && i < len) { + ++i; + } + return i + 1; +} + +static bool connect_to_http_server() +{ + ESP_LOGI(TAG, "Server IP: %s Server Port:%s", EXAMPLE_SERVER_IP, EXAMPLE_SERVER_PORT); + + int http_connect_flag = -1; + struct sockaddr_in sock_info; + + socket_id = socket(AF_INET, SOCK_STREAM, 0); + if (socket_id == -1) { + ESP_LOGE(TAG, "Create socket failed!"); + return false; + } + + // set connect info + memset(&sock_info, 0, sizeof(struct sockaddr_in)); + sock_info.sin_family = AF_INET; + sock_info.sin_addr.s_addr = inet_addr(EXAMPLE_SERVER_IP); + sock_info.sin_port = htons(atoi(EXAMPLE_SERVER_PORT)); + + // connect to http server + http_connect_flag = connect(socket_id, (struct sockaddr *)&sock_info, sizeof(sock_info)); + if (http_connect_flag == -1) { + ESP_LOGE(TAG, "Connect to server failed! errno=%d", errno); + close(socket_id); + return false; + } else { + ESP_LOGI(TAG, "Connected to server"); + return true; + } + return false; +} + +static void __attribute__((noreturn)) task_fatal_error() +{ + ESP_LOGE(TAG, "Exiting task due to fatal error..."); + close(socket_id); + (void)vTaskDelete(NULL); + + while (1) { + ; + } +} + +bool _esp_ota_firm_parse_http(esp_ota_firm_t *ota_firm, const char *text, size_t total_len, size_t *parse_len) +{ + /* i means current position */ + int i = 0, i_read_len = 0; + char *ptr = NULL, *ptr2 = NULL; + char length_str[32]; + + while (text[i] != 0 && i < total_len) { + if (ota_firm->content_len == 0 && (ptr = (char *)strstr(text, "Content-Length")) != NULL) { + ptr += 16; + ptr2 = (char *)strstr(ptr, "\r\n"); + memset(length_str, 0, sizeof(length_str)); + memcpy(length_str, ptr, ptr2 - ptr); + ota_firm->content_len = atoi(length_str); +#ifdef CONFIG_ESPTOOLPY_FLASHSIZE_1MB + ota_firm->ota_size = ota_firm->content_len / ota_firm->ota_num; + ota_firm->ota_offset = ota_firm->ota_size * ota_firm->update_ota_num; +#else + ota_firm->ota_size = ota_firm->content_len; + ota_firm->ota_offset = 0; +#endif + ESP_LOGI(TAG, "parse Content-Length:%d, ota_size %d", ota_firm->content_len, ota_firm->ota_size); + } + + i_read_len = read_until(&text[i], '\n', total_len - i); + + if (i_read_len > total_len - i) { + ESP_LOGE(TAG, "recv malformed http header"); + task_fatal_error(); + } + + // if resolve \r\n line, http header is finished + if (i_read_len == 2) { + if (ota_firm->content_len == 0) { + ESP_LOGE(TAG, "did not parse Content-Length item"); + task_fatal_error(); + } + + *parse_len = i + 2; + + return true; + } + + i += i_read_len; + } + + return false; +} + +static size_t esp_ota_firm_do_parse_msg(esp_ota_firm_t *ota_firm, const char *in_buf, size_t in_len) +{ + size_t tmp; + size_t parsed_bytes = in_len; + + switch (ota_firm->state) { + case ESP_OTA_INIT: + if (_esp_ota_firm_parse_http(ota_firm, in_buf, in_len, &tmp)) { + ota_firm->state = ESP_OTA_PREPARE; + ESP_LOGD(TAG, "Http parse %d bytes", tmp); + parsed_bytes = tmp; + } + break; + case ESP_OTA_PREPARE: + ota_firm->read_bytes += in_len; + + if (ota_firm->read_bytes >= ota_firm->ota_offset) { + ota_firm->buf = &in_buf[in_len - (ota_firm->read_bytes - ota_firm->ota_offset)]; + ota_firm->bytes = ota_firm->read_bytes - ota_firm->ota_offset; + ota_firm->write_bytes += ota_firm->read_bytes - ota_firm->ota_offset; + ota_firm->state = ESP_OTA_START; + ESP_LOGD(TAG, "Receive %d bytes and start to update", ota_firm->read_bytes); + ESP_LOGD(TAG, "Write %d total %d", ota_firm->bytes, ota_firm->write_bytes); + } + + break; + case ESP_OTA_START: + if (ota_firm->write_bytes + in_len > ota_firm->ota_size) { + ota_firm->bytes = ota_firm->ota_size - ota_firm->write_bytes; + ota_firm->state = ESP_OTA_RECVED; + } else + ota_firm->bytes = in_len; + + ota_firm->buf = in_buf; + + ota_firm->write_bytes += ota_firm->bytes; + + ESP_LOGD(TAG, "Write %d total %d", ota_firm->bytes, ota_firm->write_bytes); + + break; + case ESP_OTA_RECVED: + parsed_bytes = 0; + ota_firm->state = ESP_OTA_FINISH; + break; + default: + parsed_bytes = 0; + ESP_LOGD(TAG, "State is %d", ota_firm->state); + break; + } + + return parsed_bytes; +} + +static void esp_ota_firm_parse_msg(esp_ota_firm_t *ota_firm, const char *in_buf, size_t in_len) +{ + size_t parse_bytes = 0; + + ESP_LOGD(TAG, "Input %d bytes", in_len); + + do { + size_t bytes = esp_ota_firm_do_parse_msg(ota_firm, in_buf + parse_bytes, in_len - parse_bytes); + ESP_LOGD(TAG, "Parse %d bytes", bytes); + if (bytes) + parse_bytes += bytes; + } while (parse_bytes != in_len); +} + +static inline int esp_ota_firm_is_finished(esp_ota_firm_t *ota_firm) +{ + return (ota_firm->state == ESP_OTA_FINISH || ota_firm->state == ESP_OTA_RECVED); +} + +static inline int esp_ota_firm_can_write(esp_ota_firm_t *ota_firm) +{ + return (ota_firm->state == ESP_OTA_START || ota_firm->state == ESP_OTA_RECVED); +} + +static inline const char* esp_ota_firm_get_write_buf(esp_ota_firm_t *ota_firm) +{ + return ota_firm->buf; +} + +static inline size_t esp_ota_firm_get_write_bytes(esp_ota_firm_t *ota_firm) +{ + return ota_firm->bytes; +} + +static void esp_ota_firm_init(esp_ota_firm_t *ota_firm, const esp_partition_t *update_partition) +{ + memset(ota_firm, 0, sizeof(esp_ota_firm_t)); + ota_firm->state = ESP_OTA_INIT; + ota_firm->ota_num = get_ota_partition_count(); + ota_firm->update_ota_num = update_partition->subtype - ESP_PARTITION_SUBTYPE_APP_OTA_0; + + ESP_LOGI(TAG, "Totoal OTA number %d update to %d part", ota_firm->ota_num, ota_firm->update_ota_num); + +} + +static void ota_example_task(void *pvParameter) +{ + esp_err_t err; + /* update handle : set by esp_ota_begin(), must be freed via esp_ota_end() */ + esp_ota_handle_t update_handle = 0 ; + const esp_partition_t *update_partition = NULL; + + ESP_LOGI(TAG, "Starting OTA example... @ %p flash %s", ota_example_task, CONFIG_ESPTOOLPY_FLASHSIZE); + + const esp_partition_t *configured = esp_ota_get_boot_partition(); + const esp_partition_t *running = esp_ota_get_running_partition(); + + if (configured != running) { + ESP_LOGW(TAG, "Configured OTA boot partition at offset 0x%08x, but running from offset 0x%08x", + configured->address, running->address); + ESP_LOGW(TAG, "(This can happen if either the OTA boot data or preferred boot image become corrupted somehow.)"); + } + ESP_LOGI(TAG, "Running partition type %d subtype %d (offset 0x%08x)", + running->type, running->subtype, running->address); + + /* Wait for the callback to set the CONNECTED_BIT in the + event group. + */ + xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, + false, true, portMAX_DELAY); + ESP_LOGI(TAG, "Connect to Wifi ! Start to Connect to Server...."); + + /*connect to http server*/ + if (connect_to_http_server()) { + ESP_LOGI(TAG, "Connected to http server"); + } else { + ESP_LOGE(TAG, "Connect to http server failed!"); + task_fatal_error(); + } + + /*send GET request to http server*/ + const char *GET_FORMAT = + "GET %s HTTP/1.0\r\n" + "Host: %s:%s\r\n" + "User-Agent: esp-idf/1.0 esp32\r\n\r\n"; + + char *http_request = NULL; + int get_len = asprintf(&http_request, GET_FORMAT, EXAMPLE_FILENAME, EXAMPLE_SERVER_IP, EXAMPLE_SERVER_PORT); + if (get_len < 0) { + ESP_LOGE(TAG, "Failed to allocate memory for GET request buffer"); + task_fatal_error(); + } + int res = send(socket_id, http_request, get_len, 0); + free(http_request); + + if (res < 0) { + ESP_LOGE(TAG, "Send GET request to server failed"); + task_fatal_error(); + } else { + ESP_LOGI(TAG, "Send GET request to server succeeded"); + } + + update_partition = esp_ota_get_next_update_partition(NULL); + ESP_LOGI(TAG, "Writing to partition subtype %d at offset 0x%x", + update_partition->subtype, update_partition->address); + assert(update_partition != NULL); + + err = esp_ota_begin(update_partition, OTA_SIZE_UNKNOWN, &update_handle); + if (err != ESP_OK) { + ESP_LOGE(TAG, "esp_ota_begin failed, error=%d", err); + task_fatal_error(); + } + ESP_LOGI(TAG, "esp_ota_begin succeeded"); + + bool flag = true; + esp_ota_firm_t ota_firm; + + esp_ota_firm_init(&ota_firm, update_partition); + + /*deal with all receive packet*/ + while (flag) { + memset(text, 0, TEXT_BUFFSIZE); + memset(ota_write_data, 0, BUFFSIZE); + int buff_len = recv(socket_id, text, TEXT_BUFFSIZE, 0); + if (buff_len < 0) { /*receive error*/ + ESP_LOGE(TAG, "Error: receive data error! errno=%d", errno); + task_fatal_error(); + } else if (buff_len > 0) { /*deal with response body*/ + esp_ota_firm_parse_msg(&ota_firm, text, buff_len); + + if (!esp_ota_firm_can_write(&ota_firm)) + continue; + + memcpy(ota_write_data, esp_ota_firm_get_write_buf(&ota_firm), esp_ota_firm_get_write_bytes(&ota_firm)); + buff_len = esp_ota_firm_get_write_bytes(&ota_firm); + + err = esp_ota_write( update_handle, (const void *)ota_write_data, buff_len); + if (err != ESP_OK) { + ESP_LOGE(TAG, "Error: esp_ota_write failed! err=0x%x", err); + task_fatal_error(); + } + binary_file_length += buff_len; + ESP_LOGI(TAG, "Have written image length %d", binary_file_length); + } else if (buff_len == 0) { /*packet over*/ + flag = false; + ESP_LOGI(TAG, "Connection closed, all packets received"); + close(socket_id); + } else { + ESP_LOGE(TAG, "Unexpected recv result"); + } + + if (esp_ota_firm_is_finished(&ota_firm)) + break; + } + + ESP_LOGI(TAG, "Total Write binary data length : %d", binary_file_length); + + if (esp_ota_end(update_handle) != ESP_OK) { + ESP_LOGE(TAG, "esp_ota_end failed!"); + task_fatal_error(); + } + err = esp_ota_set_boot_partition(update_partition); + if (err != ESP_OK) { + ESP_LOGE(TAG, "esp_ota_set_boot_partition failed! err=0x%x", err); + task_fatal_error(); + } + ESP_LOGI(TAG, "Prepare to restart system!"); + esp_restart(); + return ; +} + +void app_main() +{ + // Initialize NVS. + esp_err_t err = nvs_flash_init(); + if (err == ESP_ERR_NVS_NO_FREE_PAGES) { + // OTA app partition table has a smaller NVS partition size than the non-OTA + // partition table. This size mismatch may cause NVS initialization to fail. + // If this happens, we erase NVS partition and initialize NVS again. + ESP_ERROR_CHECK(nvs_flash_erase()); + err = nvs_flash_init(); + } + ESP_ERROR_CHECK( err ); + + initialise_wifi(); + xTaskCreate(&ota_example_task, "ota_example_task", 8192, NULL, 5, NULL); +} diff --git a/examples/system/universal_ota/sdkconfig.defaults b/examples/system/universal_ota/sdkconfig.defaults new file mode 100644 index 00000000..50f320c6 --- /dev/null +++ b/examples/system/universal_ota/sdkconfig.defaults @@ -0,0 +1,4 @@ +# Default sdkconfig parameters to use the ESP8266 OTA +CONFIG_ESPTOOLPY_FLASHSIZE_2MB=y +CONFIG_PARTITION_TABLE_TWO_OTA=y +CONFIG_LWIP_SOCKET_MULTITHREAD=