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
|
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/proxy/mojo_proxy_resolver_factory_impl.h"
#include "net/dns/host_resolver_mojo.h"
#include "net/proxy/mojo_proxy_resolver_impl.h"
#include "net/proxy/proxy_resolver_v8.h"
#include "net/proxy/proxy_resolver_v8_tracing.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/error_handler.h"
namespace net {
namespace {
scoped_ptr<ProxyResolver> CreateDefaultProxyResolver(
HostResolver* host_resolver) {
ProxyResolverV8::EnsureIsolateCreated();
return make_scoped_ptr(
new ProxyResolverV8Tracing(host_resolver, nullptr, nullptr));
}
// A class to manage the lifetime of a MojoProxyResolverImpl and a
// HostResolverMojo. An instance will remain while the message pipes for both
// mojo connections remain open.
class MojoProxyResolverHolder : public mojo::ErrorHandler {
public:
MojoProxyResolverHolder(
const MojoProxyResolverFactoryImpl::Factory& proxy_resolver_factory,
mojo::InterfaceRequest<interfaces::ProxyResolver> request,
interfaces::HostResolverPtr host_resolver);
private:
// mojo::ErrorHandler override.
void OnConnectionError() override;
HostResolverMojo host_resolver_;
MojoProxyResolverImpl proxy_resolver_;
mojo::Binding<interfaces::ProxyResolver> binding_;
DISALLOW_COPY_AND_ASSIGN(MojoProxyResolverHolder);
};
MojoProxyResolverHolder::MojoProxyResolverHolder(
const MojoProxyResolverFactoryImpl::Factory& proxy_resolver_factory,
mojo::InterfaceRequest<interfaces::ProxyResolver> request,
interfaces::HostResolverPtr host_resolver)
: host_resolver_(host_resolver.Pass(),
base::Bind(&MojoProxyResolverHolder::OnConnectionError,
base::Unretained(this))),
proxy_resolver_(proxy_resolver_factory.Run(&host_resolver_)),
binding_(&proxy_resolver_, request.Pass()) {
binding_.set_error_handler(this);
}
void MojoProxyResolverHolder::OnConnectionError() {
delete this;
}
} // namespace
MojoProxyResolverFactoryImpl::MojoProxyResolverFactoryImpl(
const MojoProxyResolverFactoryImpl::Factory& proxy_resolver_factory,
mojo::InterfaceRequest<interfaces::ProxyResolverFactory> request)
: proxy_resolver_impl_factory_(proxy_resolver_factory),
binding_(this, request.Pass()) {
}
MojoProxyResolverFactoryImpl::MojoProxyResolverFactoryImpl(
mojo::InterfaceRequest<interfaces::ProxyResolverFactory> request)
: MojoProxyResolverFactoryImpl(base::Bind(&CreateDefaultProxyResolver),
request.Pass()) {
}
MojoProxyResolverFactoryImpl::~MojoProxyResolverFactoryImpl() = default;
void MojoProxyResolverFactoryImpl::CreateResolver(
mojo::InterfaceRequest<interfaces::ProxyResolver> request,
interfaces::HostResolverPtr host_resolver) {
// The MojoProxyResolverHolder will delete itself when either |request| or
// |host_resolver| encounters a connection error, that is, when either the
// ProxyResolver client or the HostResolver implementation is deleted.
new MojoProxyResolverHolder(proxy_resolver_impl_factory_, request.Pass(),
host_resolver.Pass());
}
} // namespace net
|
