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This simplifies upgrading an HTTP request to a websocket, I believe, and fixes sending refresh auth tokens.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4791 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams
2024-01-25 18:00:23 +00:00
parent 44b5ba1a9a
commit 00ba74a6c4
3 changed files with 78 additions and 73 deletions
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6
core/app.js
View File

@@ -202,11 +202,9 @@ function socket(request, response, client) {
} }
} }
if (refresh) { response.upgrade(100, refresh ? {
return {
'Set-Cookie': `session=${refresh.token}; path=/; Max-Age=${refresh.interval}; Secure; SameSite=Strict`, 'Set-Cookie': `session=${refresh.token}; path=/; Max-Age=${refresh.interval}; Secure; SameSite=Strict`,
}; } : {});
}
} }
export { socket, App }; export { socket, App };

2
core/core.js
View File

@@ -982,7 +982,7 @@ loadSettings().then(function() {
httpd.set_http_redirect(gGlobalSettings.http_redirect); httpd.set_http_redirect(gGlobalSettings.http_redirect);
} }
httpd.all("/login", auth.handler); httpd.all("/login", auth.handler);
httpd.registerSocketHandler("/app/socket", app.socket); httpd.all("/app/socket", app.socket);
httpd.all("", function(request, response) { httpd.all("", function(request, response) {
let match; let match;
if (request.uri === "/" || request.uri === "") { if (request.uri === "/" || request.uri === "") {

139
src/httpd.js.c
View File

@@ -21,6 +21,8 @@
#define tf_countof(a) ((int)(sizeof((a)) / sizeof(*(a)))) #define tf_countof(a) ((int)(sizeof((a)) / sizeof(*(a))))
static JSValue _httpd_websocket_upgrade(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
static JSClassID _httpd_class_id; static JSClassID _httpd_class_id;
static JSClassID _httpd_request_class_id; static JSClassID _httpd_request_class_id;
@@ -42,6 +44,34 @@ static JSValue _httpd_response_write_head(JSContext* context, JSValueConst this_
return JS_UNDEFINED; return JS_UNDEFINED;
} }
static int _object_to_headers(JSContext* context, JSValue object, const char** headers, int headers_length)
{
int count = 0;
JSPropertyEnum* ptab = NULL;
uint32_t plen = 0;
JS_GetOwnPropertyNames(context, &ptab, &plen, object, JS_GPN_STRING_MASK);
for (; count < (int)plen && count < headers_length / 2; ++count)
{
JSValue key = JS_AtomToString(context, ptab[count].atom);
JSPropertyDescriptor desc;
JSValue key_value = JS_NULL;
if (JS_GetOwnProperty(context, &desc, object, ptab[count].atom) == 1)
{
key_value = desc.value;
JS_FreeValue(context, desc.setter);
JS_FreeValue(context, desc.getter);
}
headers[count * 2 + 0] = JS_ToCString(context, key);
headers[count * 2 + 1] = JS_ToCString(context, key_value);
}
for (uint32_t i = 0; i < plen; ++i)
{
JS_FreeAtom(context, ptab[i].atom);
}
js_free(context, ptab);
return count;
}
static JSValue _httpd_response_end(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv) static JSValue _httpd_response_end(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{ {
tf_http_request_t* request = JS_GetOpaque(this_val, _httpd_request_class_id); tf_http_request_t* request = JS_GetOpaque(this_val, _httpd_request_class_id);
@@ -71,40 +101,16 @@ static JSValue _httpd_response_end(JSContext* context, JSValueConst this_val, in
JS_ToInt32(context, &status, response_status); JS_ToInt32(context, &status, response_status);
JS_FreeValue(context, response_status); JS_FreeValue(context, response_status);
const char** headers = NULL; const char* headers[64] = { 0 };
int headers_length = 0;
JSValue response_headers = JS_GetPropertyStr(context, this_val, "response_headers"); JSValue response_headers = JS_GetPropertyStr(context, this_val, "response_headers");
JSPropertyEnum* ptab; int headers_count = _object_to_headers(context, response_headers, headers, tf_countof(headers));
uint32_t plen;
JS_GetOwnPropertyNames(context, &ptab, &plen, response_headers, JS_GPN_STRING_MASK);
headers = alloca(sizeof(const char*) * plen * 2);
headers_length = plen;
for (uint32_t i = 0; i < plen; ++i)
{
JSValue key = JS_AtomToString(context, ptab[i].atom);
JSPropertyDescriptor desc;
JSValue key_value = JS_NULL;
if (JS_GetOwnProperty(context, &desc, response_headers, ptab[i].atom) == 1)
{
key_value = desc.value;
JS_FreeValue(context, desc.setter);
JS_FreeValue(context, desc.getter);
}
headers[i * 2 + 0] = JS_ToCString(context, key);
headers[i * 2 + 1] = JS_ToCString(context, key_value);
}
tf_http_respond(request, status, headers, headers_length, data, length); tf_http_respond(request, status, headers, headers_count, data, length);
for (int i = 0; i < headers_length * 2; i++) for (int i = 0; i < headers_count * 2; i++)
{ {
JS_FreeCString(context, headers[i]); JS_FreeCString(context, headers[i]);
} }
for (uint32_t i = 0; i < plen; ++i)
{
JS_FreeAtom(context, ptab[i].atom);
}
js_free(context, ptab);
JS_FreeValue(context, buffer); JS_FreeValue(context, buffer);
return JS_UNDEFINED; return JS_UNDEFINED;
} }
@@ -204,6 +210,7 @@ static void _httpd_callback_internal(tf_http_request_t* request, bool is_websock
JS_SetPropertyStr(context, response_object, "writeHead", JS_NewCFunction(context, _httpd_response_write_head, "writeHead", 2)); JS_SetPropertyStr(context, response_object, "writeHead", JS_NewCFunction(context, _httpd_response_write_head, "writeHead", 2));
JS_SetPropertyStr(context, response_object, "end", JS_NewCFunction(context, _httpd_response_end, "end", 1)); JS_SetPropertyStr(context, response_object, "end", JS_NewCFunction(context, _httpd_response_end, "end", 1));
JS_SetPropertyStr(context, response_object, "send", JS_NewCFunction(context, _httpd_response_send, "send", 2)); JS_SetPropertyStr(context, response_object, "send", JS_NewCFunction(context, _httpd_response_send, "send", 2));
JS_SetPropertyStr(context, response_object, "upgrade", JS_NewCFunction(context, _httpd_websocket_upgrade, "upgrade", 2));
JSValue args[] = JSValue args[] =
{ {
request_object, request_object,
@@ -213,18 +220,8 @@ static void _httpd_callback_internal(tf_http_request_t* request, bool is_websock
tf_util_report_error(context, response); tf_util_report_error(context, response);
JS_FreeValue(context, request_object); JS_FreeValue(context, request_object);
JS_FreeValue(context, response); JS_FreeValue(context, response);
if (is_websocket)
{
request->on_message = _httpd_message_callback;
request->context = context;
request->user_data = JS_VALUE_GET_PTR(response_object);
}
else
{
JS_FreeValue(context, response_object); JS_FreeValue(context, response_object);
} }
}
static bool _httpd_redirect(tf_http_request_t* request) static bool _httpd_redirect(tf_http_request_t* request)
{ {
@@ -255,13 +252,10 @@ static void _httpd_callback(tf_http_request_t* request)
_httpd_callback_internal(request, false); _httpd_callback_internal(request, false);
} }
static void _httpd_websocket_callback(tf_http_request_t* request) static JSValue _httpd_websocket_upgrade(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{ {
if (_httpd_redirect(request)) tf_http_request_t* request = JS_GetOpaque(this_val, _httpd_request_class_id);
{ tf_http_request_ref(request);
return;
}
const char* header_connection = tf_http_request_get_header(request, "connection"); const char* header_connection = tf_http_request_get_header(request, "connection");
const char* header_upgrade = tf_http_request_get_header(request, "upgrade"); const char* header_upgrade = tf_http_request_get_header(request, "upgrade");
const char* header_sec_websocket_key = tf_http_request_get_header(request, "sec-websocket-key"); const char* header_sec_websocket_key = tf_http_request_get_header(request, "sec-websocket-key");
@@ -281,26 +275,51 @@ static void _httpd_websocket_callback(tf_http_request_t* request)
SHA1(key_magic, size, digest); SHA1(key_magic, size, digest);
char key[41] = { 0 }; char key[41] = { 0 };
tf_base64_encode(digest, sizeof(digest), key, sizeof(key)); tf_base64_encode(digest, sizeof(digest), key, sizeof(key));
enum { k_headers_count = 4 };
const char* headers[k_headers_count * 2] = const char* headers[64] = { 0 };
{ int headers_count = 0;
"Upgrade", "websocket",
"Connection", "Upgrade", headers[headers_count * 2 + 0] = "Upgrade";
"Sec-WebSocket-Accept", key, headers[headers_count * 2 + 1] = "websocket";
"Sec-WebSocket-Version", "13", headers_count++;
};
headers[headers_count * 2 + 0] = "Connection";
headers[headers_count * 2 + 1] = "Upgrade";
headers_count++;
headers[headers_count * 2 + 0] = "Sec-WebSocket-Accept";
headers[headers_count * 2 + 1] = key;
headers_count++;
bool send_version = bool send_version =
!tf_http_request_get_header(request, "sec-websocket-version") || !tf_http_request_get_header(request, "sec-websocket-version") ||
strcmp(tf_http_request_get_header(request, "sec-websocket-version"), "13") != 0; strcmp(tf_http_request_get_header(request, "sec-websocket-version"), "13") != 0;
if (send_version)
{
headers[headers_count * 2 + 0] = "Sec-WebSocket-Accept";
headers[headers_count * 2 + 1] = key;
headers_count++;
}
headers_count += _object_to_headers(context, argv[1], headers + headers_count * 2, tf_countof(headers) - headers_count * 2);
for (int i = 0; i < headers_count; i += 2)
{
tf_printf("[%d] %s = %s\n", i / 2, headers[i * 2 + 0], headers[i * 2 + 1]);
}
tf_http_request_websocket_upgrade(request); tf_http_request_websocket_upgrade(request);
tf_http_respond(request, 101, headers, send_version ? k_headers_count : (k_headers_count - 1), NULL, 0); tf_http_respond(request, 101, headers, headers_count, NULL, 0);
request->on_message = _httpd_message_callback;
request->context = context;
request->user_data = JS_VALUE_GET_PTR(JS_DupValue(context, this_val));
} }
else else
{ {
tf_http_respond(request, 400, NULL, 0, NULL, 0); tf_http_respond(request, 400, NULL, 0, NULL, 0);
} }
_httpd_callback_internal(request, true); return JS_UNDEFINED;
} }
static JSValue _httpd_endpoint_all(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv) static JSValue _httpd_endpoint_all(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
@@ -314,17 +333,6 @@ static JSValue _httpd_endpoint_all(JSContext* context, JSValueConst this_val, in
return JS_UNDEFINED; return JS_UNDEFINED;
} }
static JSValue _httpd_register_socket_handler(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
tf_http_t* http = JS_GetOpaque(this_val, _httpd_class_id);
const char* pattern = JS_ToCString(context, argv[0]);
http_handler_data_t* data = tf_malloc(sizeof(http_handler_data_t));
*data = (http_handler_data_t) { .context = context, .callback = JS_DupValue(context, argv[1]) };
tf_http_add_handler(http, pattern, _httpd_websocket_callback, data);
JS_FreeCString(context, pattern);
return JS_UNDEFINED;
}
static JSValue _httpd_endpoint_start(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv) static JSValue _httpd_endpoint_start(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{ {
tf_http_t* http = JS_GetOpaque(this_val, _httpd_class_id); tf_http_t* http = JS_GetOpaque(this_val, _httpd_class_id);
@@ -513,7 +521,6 @@ void tf_httpd_register(JSContext* context)
JS_SetPropertyStr(context, httpd, "handlers", JS_NewObject(context)); JS_SetPropertyStr(context, httpd, "handlers", JS_NewObject(context));
JS_SetPropertyStr(context, httpd, "all", JS_NewCFunction(context, _httpd_endpoint_all, "all", 2)); JS_SetPropertyStr(context, httpd, "all", JS_NewCFunction(context, _httpd_endpoint_all, "all", 2));
JS_SetPropertyStr(context, httpd, "registerSocketHandler", JS_NewCFunction(context, _httpd_register_socket_handler, "register_socket_handler", 2));
JS_SetPropertyStr(context, httpd, "start", JS_NewCFunction(context, _httpd_endpoint_start, "start", 2)); JS_SetPropertyStr(context, httpd, "start", JS_NewCFunction(context, _httpd_endpoint_start, "start", 2));
JS_SetPropertyStr(context, httpd, "set_http_redirect", JS_NewCFunction(context, _httpd_set_http_redirect, "set_http_redirect", 1)); JS_SetPropertyStr(context, httpd, "set_http_redirect", JS_NewCFunction(context, _httpd_set_http_redirect, "set_http_redirect", 1));
JS_SetPropertyStr(context, global, "httpd", httpd); JS_SetPropertyStr(context, global, "httpd", httpd);