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/*
* Copyright (C) 2012 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "NetworkProcess.h"
#if ENABLE(NETWORK_PROCESS)
#import "NetworkProcessCreationParameters.h"
#import "NetworkResourceLoader.h"
#import "PlatformCertificateInfo.h"
#import "ResourceCachesToClear.h"
#import "SandboxExtension.h"
#import "SandboxInitializationParameters.h"
#import "StringUtilities.h"
#import <WebCore/FileSystem.h>
#import <WebCore/LocalizedStrings.h>
#import <WebKitSystemInterface.h>
#import <mach/host_info.h>
#import <mach/mach.h>
#import <mach/mach_error.h>
#import <sysexits.h>
#import <wtf/text/WTFString.h>
#if USE(SECURITY_FRAMEWORK)
#import "SecItemShim.h"
#endif
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090
typedef struct _CFURLCache* CFURLCacheRef;
extern "C" CFURLCacheRef CFURLCacheCopySharedURLCache();
extern "C" void _CFURLCacheSetMinSizeForVMCachedResource(CFURLCacheRef, CFIndex);
#endif
using namespace WebCore;
@interface NSURLRequest (Details)
+ (void)setAllowsSpecificHTTPSCertificate:(NSArray *)allow forHost:(NSString *)host;
@end
namespace WebKit {
void NetworkProcess::initializeProcess(const ChildProcessInitializationParameters&)
{
// Having a window server connection in this process would result in spin logs (<rdar://problem/13239119>).
setApplicationIsDaemon();
}
void NetworkProcess::initializeProcessName(const ChildProcessInitializationParameters& parameters)
{
NSString *applicationName = [NSString stringWithFormat:WEB_UI_STRING("%@ Networking", "visible name of the network process. The argument is the application name."), (NSString *)parameters.uiProcessName];
WKSetVisibleApplicationName((CFStringRef)applicationName);
}
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
static void overrideSystemProxies(const String& httpProxy, const String& httpsProxy)
{
NSMutableDictionary *proxySettings = [NSMutableDictionary dictionary];
if (!httpProxy.isNull()) {
KURL httpProxyURL(KURL(), httpProxy);
if (httpProxyURL.isValid()) {
[proxySettings setObject:nsStringFromWebCoreString(httpProxyURL.host()) forKey:(NSString *)kCFNetworkProxiesHTTPProxy];
if (httpProxyURL.hasPort()) {
NSNumber *port = [NSNumber numberWithInt:httpProxyURL.port()];
[proxySettings setObject:port forKey:(NSString *)kCFNetworkProxiesHTTPPort];
}
}
else
NSLog(@"Malformed HTTP Proxy URL '%s'. Expected 'http://<hostname>[:<port>]'\n", httpProxy.utf8().data());
}
if (!httpsProxy.isNull()) {
KURL httpsProxyURL(KURL(), httpsProxy);
if (httpsProxyURL.isValid()) {
[proxySettings setObject:nsStringFromWebCoreString(httpsProxyURL.host()) forKey:(NSString *)kCFNetworkProxiesHTTPSProxy];
if (httpsProxyURL.hasPort()) {
NSNumber *port = [NSNumber numberWithInt:httpsProxyURL.port()];
[proxySettings setObject:port forKey:(NSString *)kCFNetworkProxiesHTTPSPort];
}
} else
NSLog(@"Malformed HTTPS Proxy URL '%s'. Expected 'https://<hostname>[:<port>]'\n", httpsProxy.utf8().data());
}
if ([proxySettings count] > 0)
WKCFNetworkSetOverrideSystemProxySettings((CFDictionaryRef)proxySettings);
}
#endif // __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
void NetworkProcess::platformInitializeNetworkProcess(const NetworkProcessCreationParameters& parameters)
{
m_diskCacheDirectory = parameters.diskCacheDirectory;
if (!m_diskCacheDirectory.isNull()) {
SandboxExtension::consumePermanently(parameters.diskCacheDirectoryExtensionHandle);
[NSURLCache setSharedURLCache:adoptNS([[NSURLCache alloc]
initWithMemoryCapacity:parameters.nsURLCacheMemoryCapacity
diskCapacity:parameters.nsURLCacheDiskCapacity
diskPath:parameters.diskCacheDirectory]).get()];
}
#if USE(SECURITY_FRAMEWORK)
SecItemShim::shared().initialize(this);
#endif
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
if (!parameters.httpProxy.isNull() || !parameters.httpsProxy.isNull())
overrideSystemProxies(parameters.httpProxy, parameters.httpsProxy);
#endif
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090
RetainPtr<CFURLCacheRef> cache = adoptCF(CFURLCacheCopySharedURLCache());
if (!cache)
return;
_CFURLCacheSetMinSizeForVMCachedResource(cache.get(), NetworkResourceLoader::fileBackedResourceMinimumSize());
#endif
}
static uint64_t memorySize()
{
static host_basic_info_data_t hostInfo;
static dispatch_once_t once;
dispatch_once(&once, ^() {
mach_port_t host = mach_host_self();
mach_msg_type_number_t count = HOST_BASIC_INFO_COUNT;
kern_return_t r = host_info(host, HOST_BASIC_INFO, (host_info_t)&hostInfo, &count);
mach_port_deallocate(mach_task_self(), host);
if (r != KERN_SUCCESS)
LOG_ERROR("%s : host_info(%d) : %s.\n", __FUNCTION__, r, mach_error_string(r));
});
return hostInfo.max_mem;
}
static uint64_t volumeFreeSize(const String& path)
{
NSDictionary *fileSystemAttributesDictionary = [[NSFileManager defaultManager] attributesOfFileSystemForPath:(NSString *)path error:NULL];
return [[fileSystemAttributesDictionary objectForKey:NSFileSystemFreeSize] unsignedLongLongValue];
}
void NetworkProcess::platformSetCacheModel(CacheModel cacheModel)
{
// As a fudge factor, use 1000 instead of 1024, in case the reported byte
// count doesn't align exactly to a megabyte boundary.
uint64_t memSize = memorySize() / 1024 / 1000;
uint64_t diskFreeSize = volumeFreeSize(m_diskCacheDirectory) / 1024 / 1000;
unsigned cacheTotalCapacity = 0;
unsigned cacheMinDeadCapacity = 0;
unsigned cacheMaxDeadCapacity = 0;
double deadDecodedDataDeletionInterval = 0;
unsigned pageCacheCapacity = 0;
unsigned long urlCacheMemoryCapacity = 0;
unsigned long urlCacheDiskCapacity = 0;
calculateCacheSizes(cacheModel, memSize, diskFreeSize,
cacheTotalCapacity, cacheMinDeadCapacity, cacheMaxDeadCapacity, deadDecodedDataDeletionInterval,
pageCacheCapacity, urlCacheMemoryCapacity, urlCacheDiskCapacity);
NSURLCache *nsurlCache = [NSURLCache sharedURLCache];
[nsurlCache setMemoryCapacity:urlCacheMemoryCapacity];
[nsurlCache setDiskCapacity:std::max<unsigned long>(urlCacheDiskCapacity, [nsurlCache diskCapacity])]; // Don't shrink a big disk cache, since that would cause churn.
}
void NetworkProcess::allowSpecificHTTPSCertificateForHost(const PlatformCertificateInfo& certificateInfo, const String& host)
{
[NSURLRequest setAllowsSpecificHTTPSCertificate:(NSArray *)certificateInfo.certificateChain() forHost:(NSString *)host];
}
void NetworkProcess::initializeSandbox(const ChildProcessInitializationParameters& parameters, SandboxInitializationParameters& sandboxParameters)
{
// Need to overide the default, because service has a different bundle ID.
NSBundle *webkit2Bundle = [NSBundle bundleForClass:NSClassFromString(@"WKView")];
sandboxParameters.setOverrideSandboxProfilePath([webkit2Bundle pathForResource:@"com.apple.WebKit.NetworkProcess" ofType:@"sb"]);
ChildProcess::initializeSandbox(parameters, sandboxParameters);
}
void NetworkProcess::clearCacheForAllOrigins(uint32_t cachesToClear)
{
ResourceCachesToClear resourceCachesToClear = static_cast<ResourceCachesToClear>(cachesToClear);
if (resourceCachesToClear == InMemoryResourceCachesOnly)
return;
if (!m_clearCacheDispatchGroup)
m_clearCacheDispatchGroup = dispatch_group_create();
dispatch_group_async(m_clearCacheDispatchGroup, dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
[[NSURLCache sharedURLCache] removeAllCachedResponses];
});
}
void NetworkProcess::platformTerminate()
{
if (m_clearCacheDispatchGroup) {
dispatch_group_wait(m_clearCacheDispatchGroup, DISPATCH_TIME_FOREVER);
dispatch_release(m_clearCacheDispatchGroup);
m_clearCacheDispatchGroup = 0;
}
}
} // namespace WebKit
#endif // ENABLE(NETWORK_PROCESS)
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