mirror of
https://github.com/LadybirdBrowser/ladybird.git
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134 lines
3.9 KiB
C++
134 lines
3.9 KiB
C++
#include "RemoteProcess.h"
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#include "RemoteObject.h"
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#include "RemoteObjectGraphModel.h"
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#include "RemoteObjectPropertyModel.h"
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#include <stdio.h>
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#include <stdlib.h>
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RemoteProcess::RemoteProcess(pid_t pid)
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: m_pid(pid)
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, m_object_graph_model(RemoteObjectGraphModel::create(*this))
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, m_socket(CLocalSocket::construct())
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{
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}
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void RemoteProcess::handle_identify_response(const JsonObject& response)
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{
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int pid = response.get("pid").to_int();
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ASSERT(pid == m_pid);
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m_process_name = response.get("process_name").as_string_or({});
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if (on_update)
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on_update();
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}
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void RemoteProcess::handle_get_all_objects_response(const JsonObject& response)
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{
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// FIXME: It would be good if we didn't have to make a local copy of the array value here!
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auto objects = response.get("objects");
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auto& object_array = objects.as_array();
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NonnullOwnPtrVector<RemoteObject> remote_objects;
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HashMap<String, RemoteObject*> objects_by_address;
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for (auto& value : object_array.values()) {
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ASSERT(value.is_object());
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auto& object = value.as_object();
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auto remote_object = make<RemoteObject>();
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remote_object->address = object.get("address").to_string();
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remote_object->parent_address = object.get("parent").to_string();
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remote_object->name = object.get("name").to_string();
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remote_object->class_name = object.get("class_name").to_string();
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remote_object->json = object;
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objects_by_address.set(remote_object->address, remote_object);
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remote_objects.append(move(remote_object));
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}
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for (int i = 0; i < remote_objects.size(); ++i) {
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auto& remote_object = remote_objects.ptr_at(i);
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auto* parent = objects_by_address.get(remote_object->parent_address).value_or(nullptr);
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if (!parent) {
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m_roots.append(move(remote_object));
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} else {
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remote_object->parent = parent;
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parent->children.append(move(remote_object));
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}
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}
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m_object_graph_model->update();
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if (on_update)
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on_update();
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}
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void RemoteProcess::send_request(const JsonObject& request)
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{
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auto serialized = request.to_string();
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i32 length = serialized.length();
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m_socket->write((const u8*)&length, sizeof(length));
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m_socket->write(serialized);
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}
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void RemoteProcess::update()
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{
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m_socket->on_connected = [this] {
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dbg() << "Connected to PID " << m_pid;
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{
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JsonObject request;
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request.set("type", "Identify");
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send_request(request);
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}
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{
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JsonObject request;
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request.set("type", "GetAllObjects");
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send_request(request);
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}
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};
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m_socket->on_ready_to_read = [this] {
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if (m_socket->eof()) {
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dbg() << "Disconnected from PID " << m_pid;
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m_socket->close();
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return;
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}
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i32 length;
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int nread = m_socket->read((u8*)&length, sizeof(length));
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ASSERT(nread == sizeof(length));
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auto data = m_socket->read(length);
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ASSERT(data.size() == length);
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dbg() << "Got packet size " << length << " and read that many bytes";
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auto json_value = JsonValue::from_string(data);
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ASSERT(json_value.is_object());
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dbg() << "Got JSON response " << json_value.to_string();
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auto& response = json_value.as_object();
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auto response_type = response.get("type").as_string_or({});
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if (response_type.is_null())
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return;
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if (response_type == "GetAllObjects") {
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handle_get_all_objects_response(response);
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return;
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}
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if (response_type == "Identify") {
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handle_identify_response(response);
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return;
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}
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};
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auto success = m_socket->connect(CSocketAddress::local(String::format("/tmp/rpc.%d", m_pid)));
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if (!success) {
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fprintf(stderr, "Couldn't connect to PID %d\n", m_pid);
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exit(1);
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}
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}
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