ota example: Send a valid HTTP/1.0 request

Was sending an invalid HTTP/1.1 request which many web servers rejected.

Thanks @chegawara for pointing this out on IRC.

Ref:
https://github.com/espressif/esp-idf/issues/231#issuecomment-300287523
This commit is contained in:
Angus Gratton 2017-11-20 17:21:50 +11:00 committed by Angus Gratton
parent 7e8c2a9c00
commit dc994e9c88

View file

@ -40,7 +40,6 @@ static char text[BUFFSIZE + 1] = { 0 };
static int binary_file_length = 0;
/*socket id*/
static int socket_id = -1;
static char http_request[64] = {0};
/* FreeRTOS event group to signal when we are connected & ready to make a request */
static EventGroupHandle_t wifi_event_group;
@ -137,7 +136,6 @@ static bool read_past_http_header(char text[], int total_len, esp_ota_handle_t u
static bool connect_to_http_server()
{
ESP_LOGI(TAG, "Server IP: %s Server Port:%s", EXAMPLE_SERVER_IP, EXAMPLE_SERVER_PORT);
sprintf(http_request, "GET %s HTTP/1.1\r\nHost: %s:%s \r\n\r\n", EXAMPLE_FILENAME, EXAMPLE_SERVER_IP, EXAMPLE_SERVER_PORT);
int http_connect_flag = -1;
struct sockaddr_in sock_info;
@ -213,10 +211,22 @@ static void ota_example_task(void *pvParameter)
task_fatal_error();
}
int res = -1;
/*send GET request to http server*/
res = send(socket_id, http_request, strlen(http_request), 0);
if (res == -1) {
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 {