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// Copyright (c) 2011 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/common/mac/launchd.h"
#import <Foundation/Foundation.h>
#include <launch.h>
#include "base/mac/mac_util.h"
#include "base/mac/scoped_cftyperef.h"
#include "base/mac/scoped_nsautorelease_pool.h"
#include "base/process/launch.h"
#include "base/strings/stringprintf.h"
#include "base/strings/sys_string_conversions.h"
#include "third_party/google_toolbox_for_mac/src/Foundation/GTMServiceManagement.h"
namespace {
NSString* SanitizeShellArgument(NSString* arg) {
if (!arg) {
return nil;
}
NSString *sanitize = [arg stringByReplacingOccurrencesOfString:@"'"
withString:@"'\''"];
return [NSString stringWithFormat:@"'%@'", sanitize];
}
NSURL* GetPlistURL(Launchd::Domain domain,
Launchd::Type type,
CFStringRef name) {
NSArray* library_paths =
NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, domain, YES);
DCHECK_EQ([library_paths count], 1U);
NSString* library_path = [library_paths objectAtIndex:0];
NSString *launch_dir_name = (type == Launchd::Daemon) ? @"LaunchDaemons"
: @"LaunchAgents";
NSString* launch_dir =
[library_path stringByAppendingPathComponent:launch_dir_name];
NSError* err;
if (![[NSFileManager defaultManager] createDirectoryAtPath:launch_dir
withIntermediateDirectories:YES
attributes:nil
error:&err]) {
DLOG(ERROR) << "GetPlistURL " << base::mac::NSToCFCast(err);
return nil;
}
NSString* plist_file_path =
[launch_dir stringByAppendingPathComponent:base::mac::CFToNSCast(name)];
plist_file_path = [plist_file_path stringByAppendingPathExtension:@"plist"];
return [NSURL fileURLWithPath:plist_file_path isDirectory:NO];
}
} // namespace
COMPILE_ASSERT(static_cast<int>(Launchd::User) ==
static_cast<int>(NSUserDomainMask),
NSUserDomainMask_value_changed);
COMPILE_ASSERT(static_cast<int>(Launchd::Local) ==
static_cast<int>(NSLocalDomainMask),
NSLocalDomainMask_value_changed);
COMPILE_ASSERT(static_cast<int>(Launchd::Network) ==
static_cast<int>(NSNetworkDomainMask),
NSNetworkDomainMask_value_changed);
COMPILE_ASSERT(static_cast<int>(Launchd::System) ==
static_cast<int>(NSSystemDomainMask),
NSSystemDomainMask_value_changed);
Launchd* Launchd::g_instance_ = NULL;
Launchd* Launchd::GetInstance() {
if (!g_instance_) {
g_instance_ = Singleton<Launchd>::get();
}
return g_instance_;
}
void Launchd::SetInstance(Launchd* instance) {
if (instance) {
CHECK(!g_instance_);
}
g_instance_ = instance;
}
Launchd::~Launchd() { }
CFDictionaryRef Launchd::CopyExports() {
return GTMCopyLaunchdExports();
}
CFDictionaryRef Launchd::CopyJobDictionary(CFStringRef label) {
return GTMSMJobCopyDictionary(label);
}
CFDictionaryRef Launchd::CopyDictionaryByCheckingIn(CFErrorRef* error) {
return GTMSMCopyJobCheckInDictionary(error);
}
bool Launchd::RemoveJob(CFStringRef label, CFErrorRef* error) {
return GTMSMJobRemove(label, error);
}
bool Launchd::RestartJob(Domain domain,
Type type,
CFStringRef name,
CFStringRef cf_session_type) {
base::mac::ScopedNSAutoreleasePool pool;
NSURL* url = GetPlistURL(domain, type, name);
NSString* ns_path = [url path];
ns_path = SanitizeShellArgument(ns_path);
const char* file_path = [ns_path fileSystemRepresentation];
NSString* ns_session_type =
SanitizeShellArgument(base::mac::CFToNSCast(cf_session_type));
if (!file_path || !ns_session_type) {
return false;
}
std::vector<std::string> argv;
argv.push_back("/bin/bash");
argv.push_back("--noprofile");
argv.push_back("-c");
std::string command = base::StringPrintf(
"/bin/launchctl unload -S %s %s;"
"/bin/launchctl load -S %s %s;",
[ns_session_type UTF8String], file_path,
[ns_session_type UTF8String], file_path);
argv.push_back(command);
base::LaunchOptions options;
options.new_process_group = true;
return base::LaunchProcess(argv, options, NULL);
}
CFMutableDictionaryRef Launchd::CreatePlistFromFile(Domain domain,
Type type,
CFStringRef name) {
base::mac::ScopedNSAutoreleasePool pool;
NSURL* ns_url = GetPlistURL(domain, type, name);
NSMutableDictionary* plist =
[[NSMutableDictionary alloc] initWithContentsOfURL:ns_url];
return base::mac::NSToCFCast(plist);
}
bool Launchd::WritePlistToFile(Domain domain,
Type type,
CFStringRef name,
CFDictionaryRef dict) {
base::mac::ScopedNSAutoreleasePool pool;
NSURL* ns_url = GetPlistURL(domain, type, name);
return [base::mac::CFToNSCast(dict) writeToURL:ns_url atomically:YES];
}
bool Launchd::DeletePlist(Domain domain, Type type, CFStringRef name) {
base::mac::ScopedNSAutoreleasePool pool;
NSURL* ns_url = GetPlistURL(domain, type, name);
NSError* err = nil;
if (![[NSFileManager defaultManager] removeItemAtPath:[ns_url path]
error:&err]) {
if ([err code] != NSFileNoSuchFileError) {
DLOG(ERROR) << "DeletePlist: " << base::mac::NSToCFCast(err);
}
return false;
}
return true;
}
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