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/*
*
* Copyright (c) 2020 Project CHIP Authors
* Copyright (c) 2018 Nest Labs, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file
* Provides an implementation of the PlatformManager object
* for webOS platforms.
*/
#include <platform/internal/CHIPDeviceLayerInternal.h>
#include <arpa/inet.h>
#include <dirent.h>
#include <errno.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <net/if.h>
#include <netinet/in.h>
#include <unistd.h>
#include <thread>
#include <app-common/zap-generated/ids/Events.h>
#include <lib/support/CHIPMem.h>
#include <lib/support/logging/CHIPLogging.h>
#include <platform/DeviceControlServer.h>
#include <platform/DeviceInstanceInfoProvider.h>
#include <platform/PlatformManager.h>
#include <platform/internal/GenericPlatformManagerImpl_POSIX.ipp>
#include <platform/webos/DeviceInstanceInfoProviderImpl.h>
#include <platform/webos/DiagnosticDataProviderImpl.h>
using namespace ::chip::app::Clusters;
namespace chip {
namespace DeviceLayer {
PlatformManagerImpl PlatformManagerImpl::sInstance;
namespace {
#if CHIP_DEVICE_CONFIG_WITH_GLIB_MAIN_LOOP
void * GLibMainLoopThread(void * loop)
{
g_main_loop_run(static_cast<GMainLoop *>(loop));
return nullptr;
}
#endif
} // namespace
#if CHIP_DEVICE_CONFIG_ENABLE_WIFI
void PlatformManagerImpl::WiFiIPChangeListener()
{
int sock;
if ((sock = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE)) == -1)
{
ChipLogError(DeviceLayer, "Failed to init netlink socket for ip addresses.");
return;
}
struct sockaddr_nl addr;
memset(&addr, 0, sizeof(addr));
addr.nl_family = AF_NETLINK;
addr.nl_groups = RTMGRP_IPV4_IFADDR;
if (bind(sock, (struct sockaddr *) &addr, sizeof(addr)) == -1)
{
ChipLogError(DeviceLayer, "Failed to bind netlink socket for ip addresses.");
return;
}
ssize_t len;
char buffer[4096];
for (struct nlmsghdr * header = reinterpret_cast<struct nlmsghdr *>(buffer); (len = recv(sock, header, sizeof(buffer), 0)) > 0;)
{
for (struct nlmsghdr * messageHeader = header;
(NLMSG_OK(messageHeader, static_cast<uint32_t>(len))) && (messageHeader->nlmsg_type != NLMSG_DONE);
messageHeader = NLMSG_NEXT(messageHeader, len))
{
if (header->nlmsg_type == RTM_NEWADDR)
{
struct ifaddrmsg * addressMessage = (struct ifaddrmsg *) NLMSG_DATA(header);
struct rtattr * routeInfo = IFA_RTA(addressMessage);
size_t rtl = IFA_PAYLOAD(header);
for (; rtl && RTA_OK(routeInfo, rtl); routeInfo = RTA_NEXT(routeInfo, rtl))
{
if (routeInfo->rta_type == IFA_LOCAL)
{
char name[IFNAMSIZ];
if (if_indextoname(addressMessage->ifa_index, name) == nullptr)
{
ChipLogError(DeviceLayer, "Error %d when getting the interface name at index: %d", errno,
addressMessage->ifa_index);
continue;
}
if (strcmp(name, ConnectivityManagerImpl::GetWiFiIfName()) != 0)
{
continue;
}
char ipStrBuf[chip::Inet::IPAddress::kMaxStringLength] = { 0 };
inet_ntop(AF_INET, RTA_DATA(routeInfo), ipStrBuf, sizeof(ipStrBuf));
ChipLogDetail(DeviceLayer, "Got IP address on interface: %s IP: %s", name, ipStrBuf);
ChipDeviceEvent event;
event.Type = DeviceEventType::kInternetConnectivityChange;
event.InternetConnectivityChange.IPv4 = kConnectivity_Established;
event.InternetConnectivityChange.IPv6 = kConnectivity_NoChange;
VerifyOrDie(chip::Inet::IPAddress::FromString(ipStrBuf, event.InternetConnectivityChange.ipAddress));
CHIP_ERROR status = PlatformMgr().PostEvent(&event);
if (status != CHIP_NO_ERROR)
{
ChipLogDetail(DeviceLayer, "Failed to report IP address: %" CHIP_ERROR_FORMAT, status.Format());
}
}
}
}
}
}
}
#endif // #if CHIP_DEVICE_CONFIG_ENABLE_WIFI
CHIP_ERROR PlatformManagerImpl::_InitChipStack()
{
#if CHIP_DEVICE_CONFIG_WITH_GLIB_MAIN_LOOP
mGLibMainLoop = g_main_loop_new(nullptr, FALSE);
mGLibMainLoopThread = g_thread_new("gmain-matter", GLibMainLoopThread, mGLibMainLoop);
#endif
#if CHIP_DEVICE_CONFIG_ENABLE_WIFI
std::thread wifiIPThread(WiFiIPChangeListener);
wifiIPThread.detach();
#endif
// Initialize the configuration system.
ReturnErrorOnFailure(Internal::PosixConfig::Init());
// Call _InitChipStack() on the generic implementation base class
// to finish the initialization process.
ReturnErrorOnFailure(Internal::GenericPlatformManagerImpl_POSIX<PlatformManagerImpl>::_InitChipStack());
// Now set up our device instance info provider. We couldn't do that
// earlier, because the generic implementation sets a generic one.
SetDeviceInstanceInfoProvider(&DeviceInstanceInfoProviderMgrImpl());
mStartTime = System::SystemClock().GetMonotonicTimestamp();
return CHIP_NO_ERROR;
}
void PlatformManagerImpl::_Shutdown()
{
uint64_t upTime = 0;
if (GetDiagnosticDataProvider().GetUpTime(upTime) == CHIP_NO_ERROR)
{
uint32_t totalOperationalHours = 0;
if (ConfigurationMgr().GetTotalOperationalHours(totalOperationalHours) == CHIP_NO_ERROR)
{
ConfigurationMgr().StoreTotalOperationalHours(totalOperationalHours + static_cast<uint32_t>(upTime / 3600));
}
else
{
ChipLogError(DeviceLayer, "Failed to get total operational hours of the Node");
}
}
else
{
ChipLogError(DeviceLayer, "Failed to get current uptime since the Node’s last reboot");
}
Internal::GenericPlatformManagerImpl_POSIX<PlatformManagerImpl>::_Shutdown();
#if CHIP_DEVICE_CONFIG_WITH_GLIB_MAIN_LOOP
g_main_loop_quit(mGLibMainLoop);
g_main_loop_unref(mGLibMainLoop);
g_thread_join(mGLibMainLoopThread);
#endif
}
} // namespace DeviceLayer
} // namespace chip