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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,5 @@ | ||
| @0x96c290dbf479ac0c; | ||
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| const pythonEntrypoint :Text = embed "generated/python-entrypoint.js"; | ||
| const pyodidePackagesTar :Data = embed "generated/pyodide_packages.tar"; | ||
| const pyodideLock :Text = embed "generated/pyodide-lock.json"; | ||
| const pythonEntrypoint :Text = embed "python-entrypoint.js"; | ||
| const pyodidePackagesTar :Data = embed "pyodide_packages.tar"; | ||
| const pyodideLock :Text = embed "pyodide-lock.json"; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| #include "setup-emscripten.h" | ||
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| #include <pyodide/generated/emscripten_setup.capnp.h> | ||
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| namespace workerd::api::pyodide { | ||
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| jsg::JsValue SetupEmscripten::getModule(jsg::Lock& js) { | ||
| jsg::JsValue jsval(pyodide::initializeEmscriptenRuntime(js)); | ||
| module_ = jsval.addRef(js); | ||
| return KJ_ASSERT_NONNULL(module_).getHandle(js); | ||
| } | ||
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| v8::Local<v8::Value> initializeEmscriptenRuntime(jsg::Lock& js) { | ||
| js.setAllowEval(true); | ||
| KJ_DEFER(js.setAllowEval(false)); | ||
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| v8::Local<v8::String> contentStr = | ||
| jsg::v8Str(js.v8Isolate, EMSCRIPTEN_SETUP->getCode().asArray()); | ||
| v8::ScriptOrigin origin( | ||
| jsg::v8StrIntern(js.v8Isolate, "pyodide-internal:generated/emscriptenSetup"), 0, 0, false, -1, | ||
| v8::Local<v8::Value>(), false, false, true); | ||
| v8::ScriptCompiler::Source source(contentStr, origin); | ||
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| v8::Local<v8::Module> module; | ||
| if (!v8::ScriptCompiler::CompileModule(js.v8Isolate, &source).ToLocal(&module)) { | ||
| KJ_FAIL_ASSERT("Emscripten Setup code didn't parse"); | ||
| } | ||
| // instantiateEmscriptenModule2(js, module); | ||
| jsg::instantiateModule(js, module); | ||
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| auto handle = jsg::check(module->Evaluate(js.v8Context())); | ||
| KJ_ASSERT(handle->IsPromise()); | ||
| auto prom = handle.As<v8::Promise>(); | ||
| KJ_ASSERT(prom->State() != v8::Promise::PromiseState::kPending); | ||
| KJ_ASSERT(module->GetStatus() != v8::Module::kErrored); | ||
| auto result = | ||
| js.v8Get(module->GetModuleNamespace().As<v8::Object>(), "instantiateEmscriptenModule"_kj); | ||
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| auto src = EMSCRIPTEN_SETUP->getPyodideAsmWasm(); | ||
| auto wasmModule = jsg::check(v8::WasmModuleObject::Compile( | ||
| js.v8Isolate, v8::MemorySpan<const uint8_t>(src.begin(), src.size()))); | ||
| auto arg2Buffer = | ||
| v8::ArrayBuffer::New(js.v8Isolate, EMSCRIPTEN_SETUP->getPythonStdlibZip().size(), | ||
| v8::BackingStoreInitializationMode::kUninitialized); | ||
| memcpy(arg2Buffer->Data(), EMSCRIPTEN_SETUP->getPythonStdlibZip().begin(), | ||
| EMSCRIPTEN_SETUP->getPythonStdlibZip().size()); | ||
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| v8::LocalVector<v8::Value> argv(js.v8Isolate, 3); | ||
| argv[0] = v8::Boolean::New(js.v8Isolate, true); | ||
| argv[1] = kj::mv(arg2Buffer); | ||
| argv[2] = kj::mv(wasmModule); | ||
| auto funcres = jsg::check( | ||
| result.As<v8::Function>()->Call(js.v8Context(), js.v8Null(), argv.size(), argv.data())); | ||
| KJ_ASSERT(funcres->IsPromise()); | ||
| auto promise = funcres.As<v8::Promise>(); | ||
| if (promise->State() == v8::Promise::PromiseState::kPending) { | ||
| js.runMicrotasks(); | ||
| } | ||
| KJ_ASSERT(promise->State() == v8::Promise::PromiseState::kFulfilled); | ||
| auto promresult = promise->Result(); | ||
| return promresult; | ||
| } | ||
| } // namespace workerd::api::pyodide |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| #pragma once | ||
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| #include <workerd/io/io-context.h> | ||
| #include <workerd/jsg/jsg.h> | ||
| #include <workerd/jsg/modules-new.h> | ||
| #include <workerd/jsg/url.h> | ||
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| namespace workerd::api::pyodide { | ||
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| class EmscriptenModule: public jsg::Object { | ||
| public: | ||
| explicit EmscriptenModule(jsg::Lock& js) {}; | ||
| JSG_STRUCT(EmscriptenModule); | ||
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| private: | ||
| }; | ||
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| using instantiateEmscriptenModuleFunction = jsg::Function<jsg::Promise<jsg::JsRef<jsg::JsValue>>( | ||
| jsg::JsBoolean, jsg::JsString, jsg::JsString)>; | ||
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| class SetupEmscripten: public jsg::Object { | ||
| public: | ||
| SetupEmscripten() {}; | ||
| SetupEmscripten(jsg::Lock& js, const jsg::Url&) {} | ||
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| jsg::JsValue getModule(jsg::Lock& js); | ||
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| JSG_RESOURCE_TYPE(SetupEmscripten) { | ||
| JSG_METHOD(getModule); | ||
| } | ||
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| private: | ||
| kj::Maybe<jsg::JsRef<jsg::JsValue>> module_; | ||
| }; | ||
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| #define EW_SETUP_EMSCRIPTEN_ISOLATE_TYPES api::pyodide::SetupEmscripten | ||
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| template <class Registry> | ||
| void registerSetupEmscriptenModule(Registry& registry, auto featureFlags) { | ||
| registry.template addBuiltinModule<SetupEmscripten>( | ||
| "internal:setup-emscripten", workerd::jsg::ModuleRegistry::Type::INTERNAL); | ||
| } | ||
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| template <typename TypeWrapper> | ||
| kj::Own<jsg::modules::ModuleBundle> getInternalSetupEmscriptenModuleBundle(auto featureFlags) { | ||
| jsg::modules::ModuleBundle::BuiltinBuilder builder( | ||
| jsg::modules::ModuleBundle::BuiltinBuilder::Type::BUILTIN_ONLY); | ||
| static const auto kSpecifier = "internal:setup-emscripten"_url; | ||
| builder.addObject<SetupEmscripten, TypeWrapper>(kSpecifier); | ||
| return builder.finish(); | ||
| } | ||
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| v8::Local<v8::Value> initializeEmscriptenRuntime(jsg::Lock&); | ||
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| } // namespace workerd::api::pyodide |
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