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a2cca59516
The provides some of the plumbing for a WebContent process to spin up a WebWorker that is not just a dedicated worker.
58 lines
1.9 KiB
C++
58 lines
1.9 KiB
C++
/*
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* Copyright (c) 2023, Andrew Kaster <akaster@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/PrincipalHostDefined.h>
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#include <LibWeb/HTML/MessagePort.h>
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#include <LibWeb/HTML/WorkerAgentParent.h>
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#include <LibWeb/Page/Page.h>
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#include <LibWeb/Worker/WebWorkerClient.h>
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namespace Web::HTML {
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GC_DEFINE_ALLOCATOR(WorkerAgentParent);
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WorkerAgentParent::WorkerAgentParent(URL::URL url, WorkerOptions const& options, GC::Ptr<MessagePort> outside_port, GC::Ref<EnvironmentSettingsObject> outside_settings)
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: m_worker_options(options)
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, m_url(move(url))
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, m_outside_port(outside_port)
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, m_outside_settings(outside_settings)
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{
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}
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void WorkerAgentParent::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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m_message_port = MessagePort::create(realm);
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m_message_port->entangle_with(*m_outside_port);
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TransferDataHolder data_holder;
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MUST(m_message_port->transfer_steps(data_holder));
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// NOTE: This blocking IPC call may launch another process.
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// If spinning the event loop for this can cause other javascript to execute, we're in trouble.
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auto worker_socket_file = Bindings::principal_host_defined_page(realm).client().request_worker_agent(Bindings::AgentType::DedicatedWorker);
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auto worker_socket = MUST(Core::LocalSocket::adopt_fd(worker_socket_file.take_fd()));
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MUST(worker_socket->set_blocking(true));
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// TODO: Mach IPC
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auto transport = make<IPC::Transport>(move(worker_socket));
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m_worker_ipc = make_ref_counted<WebWorkerClient>(move(transport));
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m_worker_ipc->async_start_dedicated_worker(m_url, m_worker_options.type, m_worker_options.credentials, m_worker_options.name, move(data_holder), m_outside_settings->serialize());
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}
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void WorkerAgentParent::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_message_port);
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visitor.visit(m_outside_port);
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visitor.visit(m_outside_settings);
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}
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}
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