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fix(http): Fixed the issue where AT HTTP requests returned OK even when the server's HTTP body was incomplete
- Closes ESPAT-2411 and ESPAT-1718
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‎patches/http.patch‎

Lines changed: 124 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,124 @@
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diff --git a/components/esp_common/src/esp_err_to_name.c b/components/esp_common/src/esp_err_to_name.c
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index 3fe660c9294..116a51c7ecb 100644
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--- a/components/esp_common/src/esp_err_to_name.c
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+++ b/components/esp_common/src/esp_err_to_name.c
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@@ -657,7 +657,14 @@ static const esp_err_msg_t esp_err_msg_table[] = {
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# ifdef ESP_ERR_HTTP_CONNECTION_CLOSED
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ERR_TBL_IT(ESP_ERR_HTTP_CONNECTION_CLOSED), /* 28680 0x7008 Read FIN from peer and the connection closed */
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# endif
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- // components/esp-tls/esp_tls_errors.h
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+# ifdef ESP_ERR_HTTP_READ_TIMEOUT
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+ ERR_TBL_IT(ESP_ERR_HTTP_READ_TIMEOUT), /* 28683 0x700b HTTP data read timeout */
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+# endif
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+# ifdef ESP_ERR_HTTP_INCOMPLETE_DATA
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+ ERR_TBL_IT(ESP_ERR_HTTP_INCOMPLETE_DATA), /* 28684 0x700c Incomplete data received, less than
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+ Content-Length or last chunk */
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+# endif
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+// components/esp-tls/esp_tls_errors.h
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# ifdef ESP_ERR_ESP_TLS_BASE
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ERR_TBL_IT(ESP_ERR_ESP_TLS_BASE), /* 32768 0x8000 Starting number of ESP-TLS error codes */
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# endif
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diff --git a/components/esp_http_client/esp_http_client.c b/components/esp_http_client/esp_http_client.c
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index 96fb635fccf..c85dad298ae 100644
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--- a/components/esp_http_client/esp_http_client.c
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+++ b/components/esp_http_client/esp_http_client.c
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@@ -1314,7 +1314,7 @@ int esp_http_client_read(esp_http_client_handle_t client, char *buffer, int len)
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esp_err_t esp_http_client_perform(esp_http_client_handle_t client)
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{
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- esp_err_t err;
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+ esp_err_t err = ESP_FAIL;
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do {
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if (client->process_again) {
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esp_http_client_prepare(client);
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@@ -1389,23 +1389,53 @@ esp_err_t esp_http_client_perform(esp_http_client_handle_t client)
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return err;
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}
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while (client->response->is_chunked && !client->is_chunk_complete) {
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- if (esp_http_client_get_data(client) <= 0) {
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+ int ret = esp_http_client_get_data(client);
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+ if (ret <= 0) {
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if (client->is_async && errno == EAGAIN) {
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return ESP_ERR_HTTP_EAGAIN;
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}
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+ if (client->connection_info.method != HTTP_METHOD_HEAD && !client->is_chunk_complete) {
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+ ESP_LOGE(TAG, "Incomplete chunked data received %d", ret);
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+
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+ if (ret == ESP_ERR_TCP_TRANSPORT_CONNECTION_TIMEOUT) {
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+ err = ESP_ERR_HTTP_READ_TIMEOUT;
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+ } else if (ret == ESP_ERR_TCP_TRANSPORT_CONNECTION_CLOSED_BY_FIN) {
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+ err = ESP_ERR_HTTP_CONNECTION_CLOSED;
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+ } else {
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+ err = ESP_ERR_HTTP_INCOMPLETE_DATA;
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+ }
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+ }
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ESP_LOGD(TAG, "Read finish or server requests close");
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break;
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}
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}
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while (client->response->data_process < client->response->content_length) {
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- if (esp_http_client_get_data(client) <= 0) {
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+ int ret = esp_http_client_get_data(client);
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+ if (ret <= 0) {
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if (client->is_async && errno == EAGAIN) {
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return ESP_ERR_HTTP_EAGAIN;
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}
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+ if (client->connection_info.method != HTTP_METHOD_HEAD && client->response->data_process < client->response->content_length) {
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+ ESP_LOGE(TAG, "Incomlete data received, ret=%d, %"PRId64"/%"PRId64" bytes", ret, client->response->data_process, client->response->content_length);
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+
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+ if (ret == ESP_ERR_TCP_TRANSPORT_CONNECTION_TIMEOUT) {
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+ err = ESP_ERR_HTTP_READ_TIMEOUT;
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+ } else if (ret == ESP_ERR_TCP_TRANSPORT_CONNECTION_CLOSED_BY_FIN) {
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+ err = ESP_ERR_HTTP_CONNECTION_CLOSED;
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+ } else {
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+ err = ESP_ERR_HTTP_INCOMPLETE_DATA;
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+ }
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+ }
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ESP_LOGD(TAG, "Read finish or server requests close");
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break;
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}
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}
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+
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+ if (err != ESP_OK) {
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+ http_dispatch_event(client, HTTP_EVENT_ERROR, esp_transport_get_error_handle(client->transport), 0);
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+ http_dispatch_event_to_event_loop(HTTP_EVENT_ERROR, &client, sizeof(esp_http_client_handle_t));
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+ }
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+
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http_dispatch_event(client, HTTP_EVENT_ON_FINISH, NULL, 0);
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http_dispatch_event_to_event_loop(HTTP_EVENT_ON_FINISH, &client, sizeof(esp_http_client_handle_t));
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@@ -1423,8 +1453,9 @@ esp_err_t esp_http_client_perform(esp_http_client_handle_t client)
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default:
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break;
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}
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- } while (client->process_again);
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- return ESP_OK;
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+ } while (client->process_again && err == ESP_OK);
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+
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+ return err;
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}
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int64_t esp_http_client_fetch_headers(esp_http_client_handle_t client)
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diff --git a/components/esp_http_client/include/esp_http_client.h b/components/esp_http_client/include/esp_http_client.h
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index 93c4db97834..8ae8947fa3e 100644
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--- a/components/esp_http_client/include/esp_http_client.h
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+++ b/components/esp_http_client/include/esp_http_client.h
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@@ -236,6 +236,8 @@ typedef enum {
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#define ESP_ERR_HTTP_CONNECTING (ESP_ERR_HTTP_BASE + 6) /*!< HTTP connection hasn't been established yet */
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#define ESP_ERR_HTTP_EAGAIN (ESP_ERR_HTTP_BASE + 7) /*!< Mapping of errno EAGAIN to esp_err_t */
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#define ESP_ERR_HTTP_CONNECTION_CLOSED (ESP_ERR_HTTP_BASE + 8) /*!< Read FIN from peer and the connection closed */
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+#define ESP_ERR_HTTP_READ_TIMEOUT (ESP_ERR_HTTP_BASE + 11) /*!< HTTP data read timeout */
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+#define ESP_ERR_HTTP_INCOMPLETE_DATA (ESP_ERR_HTTP_BASE + 12) /*!< Incomplete data received, less than Content-Length or last chunk */
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/**
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* @brief Start a HTTP session
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@@ -273,6 +275,9 @@ esp_http_client_handle_t esp_http_client_init(const esp_http_client_config_t *co
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* @return
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* - ESP_OK on successful
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* - ESP_FAIL on error
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+ * - ESP_ERR_HTTP_READ_TIMEOUT if read operation times out
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+ * - ESP_ERR_HTTP_INCOMPLETE_DATA if read operation returns less data than expected
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+ * - ESP_ERR_HTTP_CONNECTION_CLOSED if server closes the connection
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*/
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esp_err_t esp_http_client_perform(esp_http_client_handle_t client);
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‎patches/patch_list.ini‎

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@@ -47,6 +47,12 @@
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when = after_sdkconfig
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dependency = CONFIG_AT_MQTT_COMMAND_SUPPORT
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[http.patch]
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description = "[IDF-13454] Fixed the issue where AT HTTP requests returned OK even when the server's HTTP body was incomplete"
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path = esp-idf
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when = after_sdkconfig
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dependency = CONFIG_AT_HTTP_COMMAND_SUPPORT
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[fatfs.patch]
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description = "[IDF-12532] Fixed some fatfs issues"
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path = esp-idf

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