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http: Bring back handler.js support, mostly. Partly in C, this time.
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Cory McWilliams
2024-11-03 21:09:57 -05:00
parent 5a765e6f07
commit a84f850e91
3 changed files with 159 additions and 32 deletions
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123
src/httpd.js.c
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@@ -224,6 +224,17 @@ static void _httpd_message_callback(tf_http_request_t* request, int op_code, con
JS_FreeValue(context, on_message);
}
static JSValue _httpd_make_response_object(JSContext* context, tf_http_request_t* request)
{
JSValue response_object = JS_NewObjectClass(context, _httpd_request_class_id);
JS_SetOpaque(response_object, request);
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, "send", JS_NewCFunction(context, _httpd_response_send, "send", 2));
JS_SetPropertyStr(context, response_object, "upgrade", JS_NewCFunction(context, _httpd_websocket_upgrade, "upgrade", 2));
return response_object;
}
static void _httpd_callback_internal(tf_http_request_t* request, bool is_websocket)
{
http_handler_data_t* data = request->user_data;
@@ -250,14 +261,9 @@ static void _httpd_callback_internal(tf_http_request_t* request, bool is_websock
JS_SetPropertyStr(context, client, "tls", request->is_tls ? JS_TRUE : JS_FALSE);
JS_SetPropertyStr(context, request_object, "client", client);
JSValue response_object = JS_NewObjectClass(context, _httpd_request_class_id);
JSValue response_object = _httpd_make_response_object(context, request);
/* The ref is owned by the JS object and will be released by the finalizer. */
tf_http_request_ref(request);
JS_SetOpaque(response_object, request);
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, "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[] = {
request_object,
response_object,
@@ -1024,8 +1030,12 @@ typedef struct _app_blob_t
tf_http_request_t* request;
bool found;
bool not_modified;
bool use_handler;
void* data;
size_t size;
char app_blob_id[k_blob_id_len];
const char* file;
user_app_t* user_app;
char etag[256];
} app_blob_t;
@@ -1033,8 +1043,6 @@ static void _httpd_endpoint_app_blob_work(tf_ssb_t* ssb, void* user_data)
{
app_blob_t* data = user_data;
tf_http_request_t* request = data->request;
char app_id[256] = "";
const char* file = NULL;
if (request->path[0] == '/' && request->path[1] == '~')
{
const char* last_slash = strchr(request->path + 1, '/');
@@ -1042,18 +1050,17 @@ static void _httpd_endpoint_app_blob_work(tf_ssb_t* ssb, void* user_data)
{
last_slash = strchr(last_slash + 1, '/');
}
user_app_t* user_app = last_slash ? _parse_user_app_from_path(request->path, last_slash) : NULL;
if (user_app)
data->user_app = last_slash ? _parse_user_app_from_path(request->path, last_slash) : NULL;
if (data->user_app)
{
size_t path_length = strlen("path:") + strlen(user_app->app) + 1;
size_t path_length = strlen("path:") + strlen(data->user_app->app) + 1;
char* app_path = tf_malloc(path_length);
snprintf(app_path, path_length, "path:%s", user_app->app);
const char* value = tf_ssb_db_get_property(ssb, user_app->user, app_path);
snprintf(app_id, sizeof(app_id), "%s", value);
snprintf(app_path, path_length, "path:%s", data->user_app->app);
const char* value = tf_ssb_db_get_property(ssb, data->user_app->user, app_path);
snprintf(data->app_blob_id, sizeof(data->app_blob_id), "%s", value);
tf_free(app_path);
tf_free((void*)value);
file = last_slash + 1;
tf_free(user_app);
data->file = last_slash + 1;
}
}
else if (request->path[0] == '/' && request->path[1] == '&')
@@ -1061,14 +1068,14 @@ static void _httpd_endpoint_app_blob_work(tf_ssb_t* ssb, void* user_data)
const char* end = strstr(request->path, ".sha256/");
if (end)
{
snprintf(app_id, sizeof(app_id), "%.*s", (int)(end + strlen(".sha256") - request->path - 1), request->path + 1);
file = end + strlen(".sha256/");
snprintf(data->app_blob_id, sizeof(data->app_blob_id), "%.*s", (int)(end + strlen(".sha256") - request->path - 1), request->path + 1);
data->file = end + strlen(".sha256/");
}
}
char* app_blob = NULL;
size_t app_blob_size = 0;
if (*app_id && tf_ssb_db_blob_get(ssb, app_id, (uint8_t**)&app_blob, &app_blob_size))
if (*data->app_blob_id && tf_ssb_db_blob_get(ssb, data->app_blob_id, (uint8_t**)&app_blob, &app_blob_size))
{
JSMallocFunctions funcs = { 0 };
tf_get_js_malloc_functions(&funcs);
@@ -1077,22 +1084,33 @@ static void _httpd_endpoint_app_blob_work(tf_ssb_t* ssb, void* user_data)
JSValue app_object = JS_ParseJSON(context, app_blob, app_blob_size, NULL);
JSValue files = JS_GetPropertyStr(context, app_object, "files");
JSValue blob_id = JS_GetPropertyStr(context, files, file);
const char* blob_id_str = JS_ToCString(context, blob_id);
if (blob_id_str)
JSValue blob_id = JS_GetPropertyStr(context, files, data->file);
if (JS_IsUndefined(blob_id))
{
snprintf(data->etag, sizeof(data->etag), "\"%s\"", blob_id_str);
const char* match = tf_http_request_get_header(data->request, "if-none-match");
if (match && strcmp(match, data->etag) == 0)
blob_id = JS_GetPropertyStr(context, files, "handler.js");
if (!JS_IsUndefined(blob_id))
{
data->not_modified = true;
}
else
{
data->found = tf_ssb_db_blob_get(ssb, blob_id_str, (uint8_t**)&data->data, &data->size);
data->use_handler = true;
}
}
JS_FreeCString(context, blob_id_str);
else
{
const char* blob_id_str = JS_ToCString(context, blob_id);
if (blob_id_str)
{
snprintf(data->etag, sizeof(data->etag), "\"%s\"", blob_id_str);
const char* match = tf_http_request_get_header(data->request, "if-none-match");
if (match && strcmp(match, data->etag) == 0)
{
data->not_modified = true;
}
else
{
data->found = tf_ssb_db_blob_get(ssb, blob_id_str, (uint8_t**)&data->data, &data->size);
}
}
JS_FreeCString(context, blob_id_str);
}
JS_FreeValue(context, blob_id);
JS_FreeValue(context, files);
JS_FreeValue(context, app_object);
@@ -1103,6 +1121,44 @@ static void _httpd_endpoint_app_blob_work(tf_ssb_t* ssb, void* user_data)
}
}
static void _httpd_call_app_handler(tf_ssb_t* ssb, tf_http_request_t* request, const char* app_blob_id, const char* path, const char* package_owner, const char* app)
{
JSContext* context = tf_ssb_get_context(ssb);
JSValue global = JS_GetGlobalObject(context);
JSValue exports = JS_GetPropertyStr(context, global, "exports");
JSValue call_app_handler = JS_GetPropertyStr(context, exports, "callAppHandler");
JSValue response = _httpd_make_response_object(context, request);
tf_http_request_ref(request);
JSValue handler_blob_id = JS_NewString(context, app_blob_id);
JSValue path_value = JS_NewString(context, path);
JSValue package_owner_value = JS_NewString(context, package_owner);
JSValue app_value = JS_NewString(context, app);
JSValue args[] = {
response,
handler_blob_id,
path_value,
JS_UNDEFINED,
JS_UNDEFINED,
package_owner_value,
app_value,
};
JSValue result = JS_Call(context, call_app_handler, JS_NULL, tf_countof(args), args);
tf_util_report_error(context, result);
JS_FreeValue(context, result);
JS_FreeValue(context, app_value);
JS_FreeValue(context, package_owner_value);
JS_FreeValue(context, handler_blob_id);
JS_FreeValue(context, path_value);
JS_FreeValue(context, response);
JS_FreeValue(context, call_app_handler);
JS_FreeValue(context, exports);
JS_FreeValue(context, global);
}
static void _httpd_endpoint_app_blob_after_work(tf_ssb_t* ssb, int status, void* user_data)
{
app_blob_t* data = user_data;
@@ -1110,6 +1166,10 @@ static void _httpd_endpoint_app_blob_after_work(tf_ssb_t* ssb, int status, void*
{
tf_http_respond(data->request, 304, NULL, 0, NULL, 0);
}
else if (data->use_handler)
{
_httpd_call_app_handler(ssb, data->request, data->app_blob_id, data->file, data->user_app->user, data->user_app->app);
}
else if (data->found)
{
const char* mime_type = _ext_to_content_type(strrchr(data->request->path, '.'), false);
@@ -1129,6 +1189,7 @@ static void _httpd_endpoint_app_blob_after_work(tf_ssb_t* ssb, int status, void*
};
tf_http_respond(data->request, 200, headers, tf_countof(headers) / 2, data->data, data->size);
}
tf_free(data->user_app);
tf_free(data->data);
tf_http_request_unref(data->request);
tf_free(data);

1
src/task.c
View File

@@ -1869,7 +1869,6 @@ void tf_task_destroy(tf_task_t* task)
{
JSValue global = JS_GetGlobalObject(task->_context);
JS_SetPropertyStr(task->_context, global, "httpd", JS_UNDEFINED);
JS_SetPropertyStr(task->_context, global, "gProcesses", JS_NewObject(task->_context));
JS_FreeValue(task->_context, global);
}