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Merge pull request #21976 from Faless/http_client_eof_fix

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Fix non chunked HTTP reading till eof.
This commit is contained in:
Rémi Verschelde 2018-09-13 11:17:14 +02:00 committed by GitHub
commit 1259cbf13c
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 31 additions and 17 deletions
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29
core/io/http_client.cpp
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@ -275,7 +275,7 @@ void HTTPClient::close() {
response_headers.clear();
response_str.clear();
body_size = 0;
body_size = -1;
body_left = 0;
chunk_left = 0;
read_until_eof = false;
@ -404,7 +404,7 @@ Error HTTPClient::poll() {
String response;
response.parse_utf8((const char *)response_str.ptr());
Vector<String> responses = response.split("\n");
body_size = 0;
body_size = -1;
chunked = false;
body_left = 0;
chunk_left = 0;
@ -448,7 +448,7 @@ Error HTTPClient::poll() {
}
}
if (body_size || chunked) {
if (body_size != -1 || chunked) {
status = STATUS_BODY;
} else if (!keep_alive) {
@ -665,11 +665,24 @@ Error HTTPClient::_get_http_data(uint8_t *p_buffer, int p_bytes, int &r_received
if (blocking) {
Error err = connection->get_data(p_buffer, p_bytes);
if (err == OK)
r_received = p_bytes;
else
// We can't use StreamPeer.get_data, since when reaching EOF we will get an
// error without knowing how many bytes we received.
Error err = ERR_FILE_EOF;
int read;
int left = p_bytes;
r_received = 0;
while (left > 0) {
err = connection->get_partial_data(p_buffer, left, read);
if (err == OK) {
r_received += read;
} else if (err == ERR_FILE_EOF) {
r_received += read;
return err;
} else {
return err;
}
left -= read;
}
return err;
} else {
return connection->get_partial_data(p_buffer, p_bytes, r_received);
@ -687,7 +700,7 @@ HTTPClient::HTTPClient() {
resolving = IP::RESOLVER_INVALID_ID;
status = STATUS_DISCONNECTED;
conn_port = -1;
body_size = 0;
body_size = -1;
chunked = false;
body_left = 0;
read_until_eof = false;

9
scene/main/http_request.cpp
View file

@ -330,16 +330,14 @@ bool HTTPRequest::_update_connection() {
return true;
}
if (client->is_response_chunked()) {
body_len = -1; // No body len because chunked, change your webserver configuration if you want body len
} else {
// No body len (-1) if chunked or no content-length header was provided.
// Change your webserver configuration if you want body len.
body_len = client->get_response_body_length();
if (body_size_limit >= 0 && body_len > body_size_limit) {
call_deferred("_request_done", RESULT_BODY_SIZE_LIMIT_EXCEEDED, response_code, response_headers, PoolByteArray());
return true;
}
}
if (download_to_file != String()) {
file = FileAccess::open(download_to_file, FileAccess::WRITE);
@ -378,6 +376,9 @@ bool HTTPRequest::_update_connection() {
call_deferred("_request_done", RESULT_SUCCESS, response_code, response_headers, body);
return true;
}
} else if (client->get_status() == HTTPClient::STATUS_DISCONNECTED) {
// We read till EOF, with no errors. Request is done.
call_deferred("_request_done", RESULT_SUCCESS, response_code, response_headers, body);
}
return false;