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[HTML5] Debug HttpServer now runs in web cache subdir.

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Serving all files in that folder and using a known list of mime types.
Makes it easy to add more exported files, while still playing safe.
This commit is contained in:
Fabio Alessandrelli 2021-03-26 11:48:56 +01:00
parent b95a82d46a
commit b3971e1998
1 changed files with 31 additions and 41 deletions
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72
platform/javascript/export/export.cpp
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@ -41,6 +41,7 @@ class EditorHTTPServer : public Reference {
private:
Ref<TCP_Server> server;
Ref<StreamPeerTCP> connection;
Map<String, String> mimes;
uint64_t time = 0;
uint8_t req_buf[4096];
int req_pos = 0;
@ -54,6 +55,13 @@ private:
public:
EditorHTTPServer() {
mimes["html"] = "text/html";
mimes["js"] = "application/javascript";
mimes["json"] = "application/json";
mimes["pck"] = "application/octet-stream";
mimes["png"] = "image/png";
mimes["svg"] = "image/svg";
mimes["wasm"] = "application/wasm";
server.instance();
stop();
}
@ -82,44 +90,12 @@ public:
// Wrong protocol
ERR_FAIL_COND_MSG(req[0] != "GET" || req[2] != "HTTP/1.1", "Invalid method or HTTP version.");
const String cache_path = EditorSettings::get_singleton()->get_cache_dir();
const String basereq = "/tmp_js_export";
String filepath;
String ctype;
if (req[1] == basereq + ".html") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "text/html";
} else if (req[1] == basereq + ".js") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "application/javascript";
} else if (req[1] == basereq + ".audio.worklet.js") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "application/javascript";
} else if (req[1] == basereq + ".worker.js") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "application/javascript";
} else if (req[1] == basereq + ".pck") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "application/octet-stream";
} else if (req[1] == basereq + ".png" || req[1] == "/favicon.png") {
// Also allow serving the generated favicon for a smoother loading experience.
if (req[1] == "/favicon.png") {
filepath = EditorSettings::get_singleton()->get_cache_dir().plus_file("favicon.png");
} else {
filepath = basereq + ".png";
}
ctype = "image/png";
} else if (req[1] == basereq + ".side.wasm") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "application/wasm";
} else if (req[1] == basereq + ".wasm") {
filepath = cache_path.plus_file(req[1].get_file());
ctype = "application/wasm";
} else if (req[1].ends_with(".wasm")) {
filepath = cache_path.plus_file(req[1].get_file()); // TODO dangerous?
ctype = "application/wasm";
}
if (filepath.is_empty() || !FileAccess::exists(filepath)) {
const String req_file = req[1].get_file();
const String req_ext = req[1].get_extension();
const String cache_path = EditorSettings::get_singleton()->get_cache_dir().plus_file("web");
const String filepath = cache_path.plus_file(req_file);
if (!mimes.has(req_ext) || !FileAccess::exists(filepath)) {
String s = "HTTP/1.1 404 Not Found\r\n";
s += "Connection: Close\r\n";
s += "\r\n";
@ -127,6 +103,8 @@ public:
connection->put_data((const uint8_t *)cs.get_data(), cs.size() - 1);
return;
}
const String ctype = mimes[req_ext];
FileAccess *f = FileAccess::open(filepath, FileAccess::READ);
ERR_FAIL_COND(!f);
String s = "HTTP/1.1 200 OK\r\n";
@ -644,7 +622,16 @@ Error EditorExportPlatformJavaScript::run(const Ref<EditorExportPreset> &p_prese
return OK;
}
const String basepath = EditorSettings::get_singleton()->get_cache_dir().plus_file("tmp_js_export");
const String dest = EditorSettings::get_singleton()->get_cache_dir().plus_file("web");
DirAccessRef da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
if (!da->dir_exists(dest)) {
Error err = da->make_dir_recursive(dest);
if (err != OK) {
EditorNode::get_singleton()->show_warning(TTR("Could not create HTTP server directory:") + "\n" + dest);
return err;
}
}
const String basepath = dest.plus_file("tmp_js_export");
Error err = export_project(p_preset, true, basepath + ".html", p_debug_flags);
if (err != OK) {
// Export generates several files, clean them up on failure.
@ -656,7 +643,7 @@ Error EditorExportPlatformJavaScript::run(const Ref<EditorExportPreset> &p_prese
DirAccess::remove_file_or_error(basepath + ".png");
DirAccess::remove_file_or_error(basepath + ".side.wasm");
DirAccess::remove_file_or_error(basepath + ".wasm");
DirAccess::remove_file_or_error(EditorSettings::get_singleton()->get_cache_dir().plus_file("favicon.png"));
DirAccess::remove_file_or_error(dest.plus_file("favicon.png"));
return err;
}
@ -678,7 +665,10 @@ Error EditorExportPlatformJavaScript::run(const Ref<EditorExportPreset> &p_prese
server->stop();
err = server->listen(bind_port, bind_ip);
}
ERR_FAIL_COND_V_MSG(err != OK, err, "Unable to start HTTP server.");
if (err != OK) {
EditorNode::get_singleton()->show_warning(TTR("Error starting HTTP server:") + "\n" + itos(err));
return err;
}
OS::get_singleton()->shell_open(String("http://" + bind_host + ":" + itos(bind_port) + "/tmp_js_export.html"));
// FIXME: Find out how to clean up export files after running the successfully