cory/tildefriends
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I think we did some keep-alive.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4684 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2023-12-21 00:13:03 +00:00
parent e7771f539d
commit 58e75ee276
2 changed files with 36 additions and 9 deletions
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33
src/http.c
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@ -22,6 +22,7 @@ typedef struct _tf_http_connection_t
const char* method; const char* method;
const char* path; const char* path;
int minor_version;
char headers_buffer[8192]; char headers_buffer[8192];
size_t headers_buffer_length; size_t headers_buffer_length;
@ -40,6 +41,7 @@ typedef struct _tf_http_connection_t
void* body; void* body;
size_t body_length; size_t body_length;
size_t content_length; size_t content_length;
bool connection_close;
} tf_http_connection_t; } tf_http_connection_t;
typedef struct _tf_http_handler_t typedef struct _tf_http_handler_t
@ -147,6 +149,14 @@ static void _http_builtin_404_handler(tf_http_request_t* request)
tf_http_respond(request, 404, NULL, 0, k_payload, strlen(k_payload)); tf_http_respond(request, 404, NULL, 0, k_payload, strlen(k_payload));
} }
static void _http_reset_connection(tf_http_connection_t* connection)
{
connection->headers_done = false;
connection->headers_buffer_length = 0;
connection->body_length = 0;
connection->content_length = 0;
}
static void _http_add_body_bytes(tf_http_connection_t* connection, const void* data, size_t size) static void _http_add_body_bytes(tf_http_connection_t* connection, const void* data, size_t size)
{ {
size_t fit = tf_min(connection->content_length - connection->body_length, size); size_t fit = tf_min(connection->content_length - connection->body_length, size);
@ -169,6 +179,7 @@ static void _http_add_body_bytes(tf_http_connection_t* connection, const void* d
.user_data = connection->user_data, .user_data = connection->user_data,
}; };
connection->callback(&request); connection->callback(&request);
_http_reset_connection(connection);
} }
} }
@ -185,10 +196,9 @@ static void _http_on_read(uv_stream_t* stream, ssize_t read_size, const uv_buf_t
size_t method_length = 0; size_t method_length = 0;
const char* path = NULL; const char* path = NULL;
size_t path_length = 0; size_t path_length = 0;
int minor_version = 0;
size_t header_count = sizeof(connection->headers) / sizeof(*connection->headers); size_t header_count = sizeof(connection->headers) / sizeof(*connection->headers);
int parse_result = phr_parse_request(connection->headers_buffer, connection->headers_buffer_length, &method, &method_length, &path, &path_length, &minor_version, connection->headers, &header_count, connection->parsed_length); int parse_result = phr_parse_request(connection->headers_buffer, connection->headers_buffer_length, &method, &method_length, &path, &path_length, &connection->minor_version, connection->headers, &header_count, connection->parsed_length);
connection->parsed_length = connection->headers_buffer_length; connection->parsed_length = connection->headers_buffer_length;
if (parse_result > 0) if (parse_result > 0)
{ {
@ -198,13 +208,23 @@ static void _http_on_read(uv_stream_t* stream, ssize_t read_size, const uv_buf_t
connection->path = path; connection->path = path;
((char*)connection->path)[path_length] = '\0'; ((char*)connection->path)[path_length] = '\0';
connection->connection_close = connection->minor_version == 0;
for (int i = 0; i < (int)header_count; i++) for (int i = 0; i < (int)header_count; i++)
{ {
if (connection->headers[i].name_len == strlen("content-length") && ((char*)connection->headers[i].name)[connection->headers[i].name_len] = '\0';
strncasecmp(connection->headers[i].name, "content-length", connection->headers[i].name_len) == 0) ((char*)connection->headers[i].value)[connection->headers[i].value_len] = '\0';
if (strcasecmp(connection->headers[i].name, "content-length") == 0)
{ {
connection->content_length = strtoull(connection->headers[i].value, NULL, 10); connection->content_length = strtoull(connection->headers[i].value, NULL, 10);
} }
else if (strcasecmp(connection->headers[i].name, "connection") == 0)
{
if (strcasecmp(connection->headers[i].value, "close") == 0)
{
connection->connection_close = true;
}
}
} }
if (connection->content_length) if (connection->content_length)
@ -405,7 +425,7 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
uv_write_t* write = tf_malloc(sizeof(uv_write_t) + headers_length + content_length + 1); uv_write_t* write = tf_malloc(sizeof(uv_write_t) + headers_length + content_length + 1);
*write = (uv_write_t) { .data = request->connection }; *write = (uv_write_t) { .data = request->connection };
char* buffer = (char*)(write + 1); char* buffer = (char*)(write + 1);
int offset = snprintf(buffer, headers_length + 1, "HTTP/1.0 %03d %s\r\n", status, status_text); int offset = snprintf(buffer, headers_length + 1, "HTTP/1.%d %03d %s\r\n", request->connection->minor_version, status, status_text);
for (int i = 0; i < headers_count; i += 2) for (int i = 0; i < headers_count; i += 2)
{ {
offset += snprintf(buffer + offset, headers_length + 1 - offset, "%s: %s\r\n", headers[i], headers[i + 1]); offset += snprintf(buffer + offset, headers_length + 1 - offset, "%s: %s\r\n", headers[i], headers[i + 1]);
@ -427,9 +447,12 @@ void tf_http_respond(tf_http_request_t* request, int status, const char** header
tf_printf("uv_write: %s\n", uv_strerror(r)); tf_printf("uv_write: %s\n", uv_strerror(r));
} }
if (request->connection->connection_close)
{
uv_shutdown_t* shutdown_request = tf_malloc(sizeof(uv_shutdown_t)); uv_shutdown_t* shutdown_request = tf_malloc(sizeof(uv_shutdown_t));
*shutdown_request = (uv_shutdown_t) { .data = request }; *shutdown_request = (uv_shutdown_t) { .data = request };
uv_shutdown(shutdown_request, (uv_stream_t*)&request->connection->tcp, _http_on_shutdown); uv_shutdown(shutdown_request, (uv_stream_t*)&request->connection->tcp, _http_on_shutdown);
}
} }
size_t tf_http_get_body(const tf_http_request_t* request, const void** out_data) size_t tf_http_get_body(const tf_http_request_t* request, const void** out_data)

6
src/tests.c
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@ -697,6 +697,10 @@ static void _test_http_thread(void* data)
assert(WEXITSTATUS(r) == 0); assert(WEXITSTATUS(r) == 0);
tf_printf("curl returned %d\n", WEXITSTATUS(r)); tf_printf("curl returned %d\n", WEXITSTATUS(r));
r = system("curl -v http://localhost:23456/hello http://localhost:23456/hello http://localhost:23456/hello");
assert(WEXITSTATUS(r) == 0);
tf_printf("curl returned %d\n", WEXITSTATUS(r));
test->done = true; test->done = true;
/* All to wake up the loop. */ /* All to wake up the loop. */
@ -708,7 +712,7 @@ static void _test_http_handler(tf_http_request_t* request)
{ {
const char* headers[] = const char* headers[] =
{ {
"Connection", "close", "User-Agent", "TildeFriends/1.0",
}; };
const char* k_payload = "Hello, world!\n"; const char* k_payload = "Hello, world!\n";
tf_http_respond(request, 200, headers, 1, k_payload, strlen(k_payload)); tf_http_respond(request, 200, headers, 1, k_payload, strlen(k_payload));