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// Copyright (c) 2010 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 "chrome/service/net/service_url_request_context.h"
#if defined(OS_POSIX) && !defined(OS_MACOSX)
#include <sys/utsname.h>
#endif
#include "base/message_loop_proxy.h"
#include "base/string_util.h"
#include "base/sys_info.h"
#include "chrome/common/chrome_version_info.h"
#include "chrome/service/service_process.h"
#include "net/base/cookie_monster.h"
#include "net/base/cookie_policy.h"
#include "net/base/dnsrr_resolver.h"
#include "net/base/host_resolver.h"
#include "net/base/ssl_config_service_defaults.h"
#include "net/ftp/ftp_network_layer.h"
#include "net/http/http_auth_handler_factory.h"
#include "net/http/http_cache.h"
#include "net/http/http_network_layer.h"
#include "net/proxy/proxy_service.h"
namespace {
// Copied from webkit/glue/user_agent.cc. We don't want to pull in a dependency
// on webkit/glue which also pulls in the renderer. Also our user-agent is
// totally different from the user-agent used by the browser, just the
// OS-specific parts are common.
std::string BuildOSCpuInfo() {
std::string os_cpu;
#if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_CHROMEOS)
int32 os_major_version = 0;
int32 os_minor_version = 0;
int32 os_bugfix_version = 0;
base::SysInfo::OperatingSystemVersionNumbers(&os_major_version,
&os_minor_version,
&os_bugfix_version);
#endif
#if defined(OS_POSIX) && !defined(OS_MACOSX)
// Should work on any Posix system.
struct utsname unixinfo;
uname(&unixinfo);
std::string cputype;
// special case for biarch systems
if (strcmp(unixinfo.machine, "x86_64") == 0 &&
sizeof(void*) == sizeof(int32)) { // NOLINT
cputype.assign("i686 (x86_64)");
} else {
cputype.assign(unixinfo.machine);
}
#endif
base::StringAppendF(
&os_cpu,
#if defined(OS_WIN)
"Windows NT %d.%d",
os_major_version,
os_minor_version
#elif defined(OS_MACOSX)
"Intel Mac OS X %d_%d_%d",
os_major_version,
os_minor_version,
os_bugfix_version
#elif defined(OS_CHROMEOS)
"CrOS %s %d.%d.%d",
cputype.c_str(), // e.g. i686
os_major_version,
os_minor_version,
os_bugfix_version
#else
"%s %s",
unixinfo.sysname, // e.g. Linux
cputype.c_str() // e.g. i686
#endif
); // NOLINT
return os_cpu;
}
std::string MakeUserAgentForServiceProcess() {
std::string user_agent;
chrome::VersionInfo version_info;
if (!version_info.is_valid()) {
DLOG(ERROR) << "Unable to create chrome::VersionInfo object";
}
std::string extra_version_info;
if (!version_info.IsOfficialBuild())
extra_version_info = "-devel";
base::StringAppendF(&user_agent,
"Chrome Service %s(%s)%s %s ",
version_info.Version().c_str(),
version_info.LastChange().c_str(),
extra_version_info.c_str(),
BuildOSCpuInfo().c_str());
return user_agent;
}
} // namespace
ServiceURLRequestContext::ServiceURLRequestContext(
const std::string& user_agent) : user_agent_(user_agent) {
host_resolver_ =
net::CreateSystemHostResolver(net::HostResolver::kDefaultParallelism,
NULL, NULL);
DCHECK(g_service_process);
// TODO(sanjeevr): Change CreateSystemProxyConfigService to accept a
// MessageLoopProxy* instead of MessageLoop*.
// Also this needs to be created on the UI thread on Linux. Fix this.
net::ProxyConfigService * proxy_config_service =
net::ProxyService::CreateSystemProxyConfigService(
g_service_process->io_thread()->message_loop(),
g_service_process->file_thread()->message_loop());
proxy_service_ = net::ProxyService::CreateUsingSystemProxyResolver(
proxy_config_service, 0u, NULL);
dnsrr_resolver_ = new net::DnsRRResolver;
ftp_transaction_factory_ = new net::FtpNetworkLayer(host_resolver_);
ssl_config_service_ = new net::SSLConfigServiceDefaults;
http_auth_handler_factory_ = net::HttpAuthHandlerFactory::CreateDefault(
host_resolver_);
http_transaction_factory_ = new net::HttpCache(
net::HttpNetworkLayer::CreateFactory(host_resolver_,
dnsrr_resolver_,
NULL /* dns_cert_checker */,
NULL /* ssl_host_info_factory */,
proxy_service_,
ssl_config_service_,
http_auth_handler_factory_,
NULL /* network_delegate */,
NULL /* net_log */),
net::HttpCache::DefaultBackend::InMemory(0));
// In-memory cookie store.
cookie_store_ = new net::CookieMonster(NULL, NULL);
accept_language_ = "en-us,fr";
accept_charset_ = "iso-8859-1,*,utf-8";
}
const std::string& ServiceURLRequestContext::GetUserAgent(
const GURL& url) const {
// If the user agent is set explicitly return that, otherwise call the
// base class method to return default value.
return user_agent_.empty() ?
URLRequestContext::GetUserAgent(url) : user_agent_;
}
ServiceURLRequestContext::~ServiceURLRequestContext() {
delete ftp_transaction_factory_;
delete http_transaction_factory_;
delete http_auth_handler_factory_;
delete dnsrr_resolver_;
}
ServiceURLRequestContextGetter::ServiceURLRequestContextGetter()
: io_message_loop_proxy_(
g_service_process->io_thread()->message_loop_proxy()) {
// Build the default user agent.
user_agent_ = MakeUserAgentForServiceProcess();
}
URLRequestContext*
ServiceURLRequestContextGetter::GetURLRequestContext() {
if (!url_request_context_)
url_request_context_ = new ServiceURLRequestContext(user_agent_);
return url_request_context_;
}
scoped_refptr<base::MessageLoopProxy>
ServiceURLRequestContextGetter::GetIOMessageLoopProxy() const {
return io_message_loop_proxy_;
}
ServiceURLRequestContextGetter::~ServiceURLRequestContextGetter() {}
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