blob: 10ddd6436b0469c43329bfefabb563505485cc79 [file] [log] [blame]
// Copyright (c) 2012 The Chromium OS 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 "shill/dhcp_provider.h"
#include <base/file_util.h>
#include <base/stringprintf.h>
#include "shill/control_interface.h"
#include "shill/dhcp_config.h"
#include "shill/dhcpcd_proxy.h"
#include "shill/logging.h"
#include "shill/proxy_factory.h"
using base::FilePath;
using std::string;
namespace shill {
namespace {
base::LazyInstance<DHCPProvider> g_dhcp_provider = LAZY_INSTANCE_INITIALIZER;
} // namespace
const char DHCPProvider::kDHCPCDPathFormatLease[] =
"var/lib/dhcpcd/dhcpcd-%s.lease";
DHCPProvider::DHCPProvider()
: proxy_factory_(ProxyFactory::GetInstance()),
root_("/"),
control_interface_(NULL),
dispatcher_(NULL),
glib_(NULL) {
SLOG(DHCP, 2) << __func__;
}
DHCPProvider::~DHCPProvider() {
SLOG(DHCP, 2) << __func__;
}
DHCPProvider* DHCPProvider::GetInstance() {
return g_dhcp_provider.Pointer();
}
void DHCPProvider::Init(ControlInterface *control_interface,
EventDispatcher *dispatcher,
GLib *glib) {
SLOG(DHCP, 2) << __func__;
listener_.reset(new DHCPCDListener(proxy_factory_->connection(), this));
glib_ = glib;
control_interface_ = control_interface;
dispatcher_ = dispatcher;
}
DHCPConfigRefPtr DHCPProvider::CreateConfig(const string &device_name,
const string &host_name,
const string &lease_file_suffix,
bool arp_gateway) {
SLOG(DHCP, 2) << __func__ << " device: " << device_name;
return new DHCPConfig(control_interface_,
dispatcher_,
this,
device_name,
host_name,
lease_file_suffix,
arp_gateway,
glib_);
}
DHCPConfigRefPtr DHCPProvider::GetConfig(int pid) {
SLOG(DHCP, 2) << __func__ << " pid: " << pid;
PIDConfigMap::const_iterator it = configs_.find(pid);
if (it == configs_.end()) {
return NULL;
}
return it->second;
}
void DHCPProvider::BindPID(int pid, const DHCPConfigRefPtr &config) {
SLOG(DHCP, 2) << __func__ << " pid: " << pid;
configs_[pid] = config;
}
void DHCPProvider::UnbindPID(int pid) {
SLOG(DHCP, 2) << __func__ << " pid: " << pid;
configs_.erase(pid);
}
void DHCPProvider::DestroyLease(const string &name) {
SLOG(DHCP, 2) << __func__ << " name: " << name;
file_util::Delete(root_.Append(
base::StringPrintf(kDHCPCDPathFormatLease,
name.c_str())), false);
}
} // namespace shill