210 lines
7.0 KiB
C++
210 lines
7.0 KiB
C++
/*
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* Copyright (C) 2019 Sony Interactive Entertainment Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "SessionHost.h"
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#include <wtf/UUID.h>
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namespace WebDriver {
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SessionHost::~SessionHost()
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{
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}
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HashMap<String, Inspector::RemoteInspectorConnectionClient::CallHandler>& SessionHost::dispatchMap()
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{
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static NeverDestroyed<HashMap<String, CallHandler>> methods = HashMap<String, CallHandler>({
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{"SetTargetList"_s, static_cast<CallHandler>(&SessionHost::receivedSetTargetList)},
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{"SendMessageToFrontend"_s, static_cast<CallHandler>(&SessionHost::receivedSendMessageToFrontend)},
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{"StartAutomationSession_Return"_s, static_cast<CallHandler>(&SessionHost::receivedStartAutomationSessionReturn)},
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});
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return methods;
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}
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void SessionHost::sendWebInspectorEvent(const String& event)
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{
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if (!m_clientID)
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return;
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const CString message = event.utf8();
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send(m_clientID.value(), message.dataAsUInt8Ptr(), message.length());
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}
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void SessionHost::connectToBrowser(Function<void (std::optional<String> error)>&& completionHandler)
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{
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String targetIp;
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uint16_t targetPort = 0;
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if (!m_targetIp.isEmpty() && m_targetPort) {
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targetIp = m_targetIp;
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targetPort = m_targetPort;
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} else if (m_capabilities.targetAddr && m_capabilities.targetPort) {
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targetIp = m_capabilities.targetAddr.value();
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targetPort = m_capabilities.targetPort.value();
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}
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if (targetIp.isEmpty() || !targetPort) {
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completionHandler(makeString("Target IP/port is invalid, or not specified."));
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return;
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}
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m_clientID = connectInet(targetIp.utf8().data(), targetPort);
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if (!m_clientID)
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completionHandler(makeString(targetIp.utf8().data(), ":", String::number(targetPort), " is not reachable."));
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else
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completionHandler(std::nullopt);
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}
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bool SessionHost::isConnected() const
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{
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return m_clientID.has_value();
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}
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void SessionHost::didClose(Inspector::RemoteInspectorSocketEndpoint&, Inspector::ConnectionID)
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{
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inspectorDisconnected();
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m_clientID = std::nullopt;
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}
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std::optional<Vector<SessionHost::Target>> SessionHost::parseTargetList(const struct Event& event)
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{
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auto result = parseTargetListJSON(*event.message);
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if (!result)
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return std::nullopt;
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Vector<SessionHost::Target> targetList;
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for (const auto& itemObject : *result) {
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SessionHost::Target target;
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String name;
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String type;
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auto targetId = itemObject->getInteger("targetID"_s);
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if (!targetId
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|| !itemObject->getString("name"_s, name)
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|| !itemObject->getString("type"_s, type)
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|| type != "automation")
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continue;
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target.id = *targetId;
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target.name = name.utf8();
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targetList.append(target);
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}
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return targetList;
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}
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void SessionHost::receivedSetTargetList(const struct Event& event)
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{
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ASSERT(isMainThread());
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if (!event.connectionID || !event.message)
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return;
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auto targetList = parseTargetList(event);
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if (targetList)
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setTargetList(*event.connectionID, WTFMove(*targetList));
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}
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void SessionHost::receivedSendMessageToFrontend(const struct Event& event)
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{
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ASSERT(isMainThread());
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if (!event.connectionID || !event.targetID || !event.message)
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return;
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ASSERT(*event.connectionID == m_connectionID && *event.targetID == m_target.id);
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dispatchMessage(event.message.value());
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}
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void SessionHost::receivedStartAutomationSessionReturn(const struct Event&)
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{
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ASSERT(isMainThread());
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m_capabilities.browserName = String::fromUTF8("TODO/browserName");
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m_capabilities.browserVersion = String::fromUTF8("TODO/browserVersion");
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}
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void SessionHost::startAutomationSession(Function<void (bool, std::optional<String>)>&& completionHandler)
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{
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ASSERT(!m_startSessionCompletionHandler);
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m_startSessionCompletionHandler = WTFMove(completionHandler);
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m_sessionID = createCanonicalUUIDString();
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auto sendMessageEvent = JSON::Object::create();
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sendMessageEvent->setString("event"_s, "StartAutomationSession"_s);
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sendMessageEvent->setString("message"_s, m_sessionID);
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sendWebInspectorEvent(sendMessageEvent->toJSONString());
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}
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void SessionHost::setTargetList(uint64_t connectionID, Vector<Target>&& targetList)
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{
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// The server notifies all its clients when connection is lost by sending an empty target list.
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// We only care about automation connection.
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if (m_connectionID && m_connectionID != connectionID)
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return;
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ASSERT(targetList.size() <= 1);
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if (targetList.isEmpty()) {
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// Disconnected from backend
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m_clientID = std::nullopt;
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inspectorDisconnected();
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return;
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}
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m_target = targetList[0];
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if (m_connectionID) {
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ASSERT(m_connectionID == connectionID);
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return;
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}
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if (!m_startSessionCompletionHandler) {
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// Session creation was already rejected.
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return;
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}
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m_connectionID = connectionID;
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auto sendEvent = JSON::Object::create();
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sendEvent->setString("event"_s, "Setup"_s);
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sendEvent->setInteger("connectionID"_s, m_connectionID);
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sendEvent->setInteger("targetID"_s, m_target.id);
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sendWebInspectorEvent(sendEvent->toJSONString());
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auto startSessionCompletionHandler = std::exchange(m_startSessionCompletionHandler, nullptr);
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startSessionCompletionHandler(true, std::nullopt);
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}
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void SessionHost::sendMessageToBackend(const String& message)
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{
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auto sendEvent = JSON::Object::create();
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sendEvent->setString("event"_s, "SendMessageToBackend"_s);
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sendEvent->setInteger("connectionID"_s, m_connectionID);
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sendEvent->setInteger("targetID"_s, m_target.id);
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sendEvent->setString("message"_s, message);
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sendWebInspectorEvent(sendEvent->toJSONString());
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}
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} // namespace WebDriver
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