Make it embeddable as standalone

This commit is contained in:
Alex Hultman 2018-11-04 09:01:51 +01:00
parent 4ccdc569d8
commit bfad8bf232
3 changed files with 132 additions and 0 deletions

16
examples/HelloLoopery.js Normal file
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/* This is a script not for Node.js but runs completely stand-alone using loopery */
print('Welcome to loopery!');
const port = 3000;
App().get('/hello', (res, req) => {
res.end('world!');
}).get('/*', (res, req) => {
res.writeHeader('content-type', 'text/html; charset= utf-8').end(req.getHeader('user-agent') + ' är din user agent, biatch!');
}).listen(port, (token) => {
if (token) {
print('Listening to port ' + port);
} else {
print('Failed to listen to port ' + port);
}
});

31
host.pro Normal file
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TEMPLATE = app
CONFIG += console c++1z
CONFIG -= app_bundle
CONFIG -= qt
SOURCES += \
src/host.cpp \
src/addon.cpp \
uWebSockets/uSockets/src/eventing/epoll.c \
uWebSockets/uSockets/src/context.c \
uWebSockets/uSockets/src/socket.c \
uWebSockets/uSockets/src/eventing/libuv.c \
uWebSockets/uSockets/src/ssl.c \
uWebSockets/uSockets/src/loop.c
#Separate the Node.js addon from host compilation
QMAKE_CXXFLAGS += -DADDON_IS_HOST
INCLUDEPATH += /home/alexhultman/v8/v8/include
INCLUDEPATH += uWebSockets/src
INCLUDEPATH += uWebSockets/uSockets/src
# We can link statically when I figure out how to compile V8 properly
LIBS += /home/alexhultman/v8/v8/out/x64.release/libv8_libplatform.so
LIBS += /home/alexhultman/v8/v8/out/x64.release/libv8_libbase.so
LIBS += /home/alexhultman/v8/v8/out/x64.release/libv8.so
LIBS += /home/alexhultman/v8/v8/out/x64.release/libicui18n.so
LIBS += /home/alexhultman/v8/v8/out/x64.release/libicuuc.so
LIBS += -lssl -lcrypto

85
src/host.cpp Normal file
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/* Welcome to the loopery host sources */
#include <libplatform/libplatform.h>
#include <v8.h>
using namespace v8;
#include <string>
#include <iostream>
#include <sstream>
#include <fstream>
#include "App.h"
// We load features from the addon
extern void Main(Local<Object> exports);
// console.log
void print(const FunctionCallbackInfo<Value> &args) {
String::Utf8Value utf8(args.GetIsolate(), args[0]);
std::cout << *utf8 << std::endl;
}
int main(int argc, char *argv[]) {
if (argc != 2) {
std::cout << "Usage: " << argv[0] << " <javascript source file>" << std::endl;
return 0;
}
// load script sources
std::ifstream t(argv[1]);
std::stringstream buffer;
buffer << t.rdbuf();
std::string code = buffer.str();
// inte den blekaste
V8::InitializeICUDefaultLocation(argv[0]);
V8::InitializeExternalStartupData(argv[0]);
std::unique_ptr<Platform> platform = platform::NewDefaultPlatform();
V8::InitializePlatform(platform.get());
V8::Initialize();
// isolate vet vi typ vad det är
Isolate::CreateParams create_params;
create_params.array_buffer_allocator = ArrayBuffer::Allocator::NewDefaultAllocator();
Isolate *isolate = Isolate::New(create_params);
{
Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
// register functions (here is where addon.cpp comes in)
Local<ObjectTemplate> global = ObjectTemplate::New(isolate);
// at least register print to global
global->Set(String::NewFromUtf8(isolate, "print", NewStringType::kNormal).ToLocalChecked(),
FunctionTemplate::New(isolate, print));
// vi skapar ett context som håller det globala objektet
Local<Context> context = Context::New(isolate, nullptr, global);
Context::Scope context_scope(context);
// register µWS features
Main(context->Global());
// ladda in scriptet (preprocessa include)
Local<String> source = String::NewFromUtf8(isolate, code.data(), NewStringType::kNormal, (int) code.length()).ToLocalChecked();
// kompilera hela skiten, med allt inläst
Local<Script> script = Script::Compile(context, source).ToLocalChecked();
// kör första "tick" där vi sätter upp saker
Local<Value> result = script->Run(context).ToLocalChecked();
// kör servern nu
uWS::Loop::defaultLoop()->run();
}
// fall through
std::cout << "Done, bye!" << std::endl;
isolate->Dispose();
V8::Dispose();
V8::ShutdownPlatform();
delete create_params.array_buffer_allocator;
return 0;
}