1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_BROWSER_SERVICE_WORKER_SERVICE_WORKER_HOST_H_
#define EXTENSIONS_BROWSER_SERVICE_WORKER_SERVICE_WORKER_HOST_H_
#include <string>
#include <unordered_set>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "base/supports_user_data.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/render_process_host_observer.h"
#include "extensions/browser/service_worker/worker_id.h"
#include "extensions/common/extension_id.h"
#include "extensions/common/mojom/message_port.mojom.h"
#include "extensions/common/mojom/service_worker.mojom.h"
#include "extensions/common/mojom/service_worker_host.mojom.h"
#include "mojo/public/cpp/bindings/associated_receiver.h"
#include "mojo/public/cpp/bindings/associated_remote.h"
#include "third_party/blink/public/common/tokens/tokens.h"
#include "third_party/blink/public/mojom/service_worker/service_worker_database.mojom.h"
class GURL;
namespace base {
class UnguessableToken;
}
namespace content {
class BrowserContext;
class RenderProcessHost;
} // namespace content
namespace extensions {
class Extension;
class ExtensionFunctionDispatcher;
// This class is the host of service worker execution context for extension
// in the renderer process. Lives on the UI thread.
class ServiceWorkerHost :
public mojom::ServiceWorkerHost,
public content::RenderProcessHostObserver {
public:
explicit ServiceWorkerHost(
content::RenderProcessHost* render_process_host,
mojo::PendingAssociatedReceiver<mojom::ServiceWorkerHost> receiver);
ServiceWorkerHost(const ServiceWorkerHost&) = delete;
ServiceWorkerHost& operator=(const ServiceWorkerHost&) = delete;
~ServiceWorkerHost() override;
static ServiceWorkerHost* GetWorkerFor(const WorkerId& worker);
static void BindReceiver(
int render_process_id,
mojo::PendingAssociatedReceiver<mojom::ServiceWorkerHost> receiver);
// Returns all ServiceWorkerHosts associated with RenderProcessHost `rph`.
// Returns an empty vector if there are none.
static std::vector<ServiceWorkerHost*> GetServiceWorkerHostList(
content::RenderProcessHost* rph);
// mojom::ServiceWorkerHost:
void DidInitializeServiceWorkerContext(
const ExtensionId& extension_id,
int64_t service_worker_version_id,
int worker_thread_id,
const blink::ServiceWorkerToken& service_worker_token,
mojo::PendingAssociatedRemote<mojom::EventDispatcher> event_dispatcher)
override;
void DidStartServiceWorkerContext(
const ExtensionId& extension_id,
const base::UnguessableToken& activation_token,
const GURL& service_worker_scope,
int64_t service_worker_version_id,
int worker_thread_id) override;
void DidStopServiceWorkerContext(
const ExtensionId& extension_id,
const base::UnguessableToken& activation_token,
const GURL& service_worker_scope,
int64_t service_worker_version_id,
int worker_thread_id) override;
void RequestWorker(mojom::RequestParamsPtr params,
RequestWorkerCallback callback) override;
void WorkerResponseAck(const base::Uuid& request_uuid) override;
void OpenChannelToExtension(
extensions::mojom::ExternalConnectionInfoPtr info,
extensions::mojom::ChannelType channel_type,
const std::string& channel_name,
const PortId& port_id,
mojo::PendingAssociatedRemote<extensions::mojom::MessagePort> port,
mojo::PendingAssociatedReceiver<extensions::mojom::MessagePortHost>
port_host) override;
void OpenChannelToNativeApp(
const std::string& native_app_name,
const PortId& port_id,
mojo::PendingAssociatedRemote<extensions::mojom::MessagePort> port,
mojo::PendingAssociatedReceiver<extensions::mojom::MessagePortHost>
port_host) override;
void OpenChannelToTab(
int32_t tab_id,
int32_t frame_id,
const std::optional<std::string>& document_id,
extensions::mojom::ChannelType channel_type,
const std::string& channel_name,
const PortId& port_id,
mojo::PendingAssociatedRemote<extensions::mojom::MessagePort> port,
mojo::PendingAssociatedReceiver<extensions::mojom::MessagePortHost>
port_host) override;
// Sends a message to the service worker in the renderer to update its
// permissions.
void UpdateExtensionPermissions(const Extension& extension,
const PermissionSet& permissions);
// Returns the mojo channel to the service worker. It may be null
// if the service worker doesn't have a live service worker matching
// the version id.
mojom::ServiceWorker* GetServiceWorker();
mojo::AssociatedReceiver<mojom::ServiceWorkerHost>& receiver_for_testing() {
return receiver_;
}
// content::RenderProcessHostObserver implementation.
void RenderProcessExited(
content::RenderProcessHost* host,
const content::ChildProcessTerminationInfo& info) override;
private:
// Returns the browser context associated with the render process this
// `ServiceWorkerHost` belongs to.
content::BrowserContext* GetBrowserContext();
void RemoteDisconnected();
// Destroys this instance by removing it from the ServiceWorkerHostList.
void Destroy();
// This is safe because ServiceWorkerHost is tied to the life time of
// RenderProcessHost.
const raw_ptr<content::RenderProcessHost> render_process_host_;
std::unique_ptr<ExtensionFunctionDispatcher> dispatcher_;
mojo::AssociatedReceiver<mojom::ServiceWorkerHost> receiver_{this};
mojo::AssociatedRemote<mojom::ServiceWorker> remote_;
WorkerId worker_id_;
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_SERVICE_WORKER_SERVICE_WORKER_HOST_H_
|
