//
// Copyright (C) 2012 The Android Open Source Project
//
// 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.
//
#include "shill/net/rtnl_message.h"
#include <sys/socket.h>
#include <linux/if.h> // NOLINT(build/include_alpha) - needs sockaddr.
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <string>
#include <gtest/gtest.h>
#include "shill/net/byte_string.h"
#include "shill/net/ip_address.h"
using std::string;
using testing::Test;
namespace shill {
namespace {
// These test strings were generated by cutting up the output of the
// "rtmon" utility into individual strings. This tool outputs the raw
// RTNL packet contents sent by the kernel. The comments above each
// of these strings is the markup that the "ip monitor" command
// outputs for each of these RTNL packets.
// 2: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP
// link/ether c0:f8:da:05:03:0b brd ff:ff:ff:ff:ff:ff
const int kNewLinkMessageWlan0InterfaceIndex = 2;
const unsigned int kNewLinkMessageWlan0InterfaceFlags =
IFF_BROADCAST | IFF_MULTICAST | IFF_UP | IFF_LOWER_UP | IFF_RUNNING;
const unsigned int kNewLinkMessageWlan0InterfaceFlagsChange = 0;
const uint32_t kNewLinkMessageWlan0MTU = 1500;
const char kNewLinkMessageWlan0MACAddress[] = "\xc0\xf8\xda\x05\x03\x0b";
const char kNewLinkMessageWlan0InterfaceName[] = "wlan0";
const char kNewLinkMessageWlan0Qdisc[] = "mq";
const int kNewLinkMessageWlan0OperState = IF_OPER_UP;
const unsigned char kNewLinkMessageWlan0[] = {
0xe0, 0x03, 0x00, 0x00, 0x10, 0x00, 0x02, 0x00,
0x53, 0x18, 0x1f, 0x4e, 0xac, 0x77, 0x00, 0x00,
0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0x00, 0x00,
0x43, 0x10, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0a, 0x00, 0x03, 0x00, 0x77, 0x6c, 0x61, 0x6e,
0x30, 0x00, 0x00, 0x00, 0x08, 0x00, 0x0d, 0x00,
0xe8, 0x03, 0x00, 0x00, 0x05, 0x00, 0x10, 0x00,
0x06, 0x00, 0x00, 0x00, 0x05, 0x00, 0x11, 0x00,
0x01, 0x00, 0x00, 0x00, 0x08, 0x00, 0x04, 0x00,
0xdc, 0x05, 0x00, 0x00, 0x07, 0x00, 0x06, 0x00,
0x6d, 0x71, 0x00, 0x00, 0x20, 0x00, 0x0e, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x01, 0x00,
0xc0, 0xf8, 0xda, 0x05, 0x03, 0x0b, 0x00, 0x00,
0x0a, 0x00, 0x02, 0x00, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0x00, 0x00, 0x60, 0x00, 0x07, 0x00,
0xa6, 0x65, 0x0f, 0x00, 0xa6, 0x0b, 0x00, 0x00,
0xd2, 0x29, 0x61, 0x06, 0xd7, 0x25, 0x07, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x84, 0x53, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xbc, 0x00, 0x17, 0x00,
0xa6, 0x65, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00,
0xa6, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xd2, 0x29, 0x61, 0x06, 0x00, 0x00, 0x00, 0x00,
0xd7, 0x25, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x84, 0x53, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x08, 0x00, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00,
0x30, 0x02, 0x1a, 0x00, 0x6c, 0x00, 0x02, 0x00,
0x68, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xc0, 0x01, 0x0a, 0x00, 0x08, 0x00, 0x01, 0x00,
0x10, 0x00, 0x00, 0x80, 0x14, 0x00, 0x05, 0x00,
0xff, 0xff, 0x00, 0x00, 0x22, 0x05, 0x00, 0x00,
0x4f, 0x53, 0x00, 0x00, 0xe8, 0x03, 0x00, 0x00,
0x78, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
0x40, 0x00, 0x00, 0x00, 0xdc, 0x05, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x03, 0x00, 0x00, 0x00, 0xa0, 0x0f, 0x00, 0x00,
0xe8, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x80, 0x3a, 0x09, 0x00, 0x80, 0x51, 0x01, 0x00,
0x05, 0x00, 0x00, 0x00, 0x58, 0x02, 0x00, 0x00,
0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xfc, 0x00, 0x03, 0x00, 0x1f, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x15, 0xe6, 0x04, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x15, 0xe6, 0x04, 0x00,
0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x9b, 0x95, 0xb9, 0x01,
0x00, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x9b, 0x95, 0xb9, 0x01,
0x00, 0x00, 0x00, 0x00, 0x18, 0x02, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x2c, 0x00, 0x06, 0x00,
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
// Deleted 8: eth0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
// link/ether 68:7f:74:ba:ef:c7 brd ff:ff:ff:ff:ff:ff
const int kDelLinkMessageEth0InterfaceIndex = 8;
const unsigned int kDelLinkMessageEth0InterfaceFlags =
IFF_BROADCAST | IFF_MULTICAST;
const unsigned int kDelLinkMessageEth0InterfaceFlagsChange = 0xffffffff;
const uint32_t kDelLinkMessageEth0MTU = 1500;
const char kDelLinkMessageEth0MACAddress[] = "\x68\x7f\x74\xba\xef\xc7";
const char kDelLinkMessageEth0InterfacName[] = "eth0";
const char kDelLinkMessageEth0Qdisc[] = "noop";
const int kDelLinkMessageEth0OperState = IF_OPER_DOWN;
const unsigned char kDelLinkMessageEth0[] = {
0xb8, 0x01, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00,
0x02, 0x10, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
0x09, 0x00, 0x03, 0x00, 0x65, 0x74, 0x68, 0x30,
0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x0d, 0x00,
0xe8, 0x03, 0x00, 0x00, 0x05, 0x00, 0x10, 0x00,
0x02, 0x00, 0x00, 0x00, 0x05, 0x00, 0x11, 0x00,
0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x04, 0x00,
0xdc, 0x05, 0x00, 0x00, 0x09, 0x00, 0x06, 0x00,
0x6e, 0x6f, 0x6f, 0x70, 0x00, 0x00, 0x00, 0x00,
0x20, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0a, 0x00, 0x01, 0x00, 0x68, 0x7f, 0x74, 0xba,
0xef, 0xc7, 0x00, 0x00, 0x0a, 0x00, 0x02, 0x00,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00,
0x60, 0x00, 0x07, 0x00, 0x09, 0x00, 0x00, 0x00,
0x0e, 0x00, 0x00, 0x00, 0xfa, 0x05, 0x00, 0x00,
0x34, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xbc, 0x00, 0x17, 0x00, 0x09, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xfa, 0x05, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x34, 0x06, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x15, 0x00,
0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x1a, 0x00,
};
// 8: if8 inet 192.168.10.100/24 brd 192.168.10.255 scope global eth0
const int kNewAddrIPV4InterfaceIndex = 8;
const char kNewAddrIPV4Address[] = "192.168.10.100";
const int kNewAddrIPV4AddressPrefix = 24;
const unsigned char kNewAddrIPV4Scope = RT_SCOPE_UNIVERSE;
const unsigned char kNewAddrIPV4[] = {
0x3c, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02, 0x18, 0x80, 0x00, 0x08, 0x00, 0x00, 0x00,
0x08, 0x00, 0x01, 0x00, 0xc0, 0xa8, 0x0a, 0x64,
0x08, 0x00, 0x02, 0x00, 0xc0, 0xa8, 0x0a, 0x64,
0x08, 0x00, 0x04, 0x00, 0xc0, 0xa8, 0x0a, 0xff,
0x09, 0x00, 0x03, 0x00, 0x65, 0x74, 0x68, 0x30,
0x00, 0x00, 0x00, 0x00,
};
// Deleted 15: if15 inet6 fe80::6a7f:74ff:feba:efc7/64 scope link
// valid_lft forever preferred_lft forever
const int kDelAddrIPV6InterfaceIndex = 15;
const char kDelAddrIPV6Address[] = "fe80::6a7f:74ff:feba:efc7";
const int kDelAddrIPV6AddressPrefix = 64;
const unsigned char kDelAddrIPV6Scope = RT_SCOPE_LINK;
const unsigned char kDelAddrIPV6[] = {
0x40, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0a, 0x40, 0x80, 0xfd, 0x0f, 0x00, 0x00, 0x00,
0x14, 0x00, 0x01, 0x00, 0xfe, 0x80, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x6a, 0x7f, 0x74, 0xff,
0xfe, 0xba, 0xef, 0xc7, 0x14, 0x00, 0x06, 0x00,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xbf, 0xdb, 0x02, 0x00, 0xbf, 0xdb, 0x02, 0x00,
};
// Deleted ff02::1:ffa0:688 via ff02::1:ffa0:688 dev if2 metric 0
const int kDelRouteIPV6InterfaceIndex = 2;
const char kDelRouteIPV6Address[] = "ff02::1:ffa0:688";
const int kDelRouteIPV6Prefix = 128;
const int kDelRouteIPV6Metric = 0;
const unsigned char kDelRouteIPV6[] = {
0x80, 0x00, 0x00, 0x00, 0x19, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0a, 0x80, 0x00, 0x00, 0xfe, 0x00, 0x00, 0x01,
0x00, 0x02, 0x00, 0x00, 0x08, 0x00, 0x0f, 0x00,
0xfe, 0x00, 0x00, 0x00, 0x14, 0x00, 0x01, 0x00,
0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0xff, 0xa0, 0x06, 0x88,
0x14, 0x00, 0x05, 0x00, 0xff, 0x02, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0xff, 0xa0, 0x06, 0x88, 0x08, 0x00, 0x04, 0x00,
0x02, 0x00, 0x00, 0x00, 0x08, 0x00, 0x06, 0x00,
0x00, 0x00, 0x00, 0x00, 0x24, 0x00, 0x0c, 0x00,
0x00, 0x00, 0x00, 0x00, 0x5f, 0x0c, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
// default via 192.168.17.254 dev if12 metric 9
const int kAddRouteIPV4InterfaceIndex = 12;
const char kAddRouteIPV4Address[] = "192.168.17.254";
const int kAddRouteIPV4Metric = 9;
const unsigned char kAddRouteIPV4[] = {
0x3c, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02, 0x00, 0x00, 0x00, 0xfe, 0x03, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x0f, 0x00,
0xfe, 0x00, 0x00, 0x00, 0x08, 0x00, 0x06, 0x00,
0x09, 0x00, 0x00, 0x00, 0x08, 0x00, 0x05, 0x00,
0xc0, 0xa8, 0x11, 0xfe, 0x08, 0x00, 0x04, 0x00,
0x0c, 0x00, 0x00, 0x00,
};
// This is the same as kAddRouteIPV4 above, except manually corrupted
// the second to last parameter
const unsigned char kAddRouteBusted[] = {
0x3c, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02, 0x00, 0x00, 0x00, 0xfe, 0x03, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x0f, 0x00,
0xfe, 0x00, 0x00, 0x00, 0x08, 0x00, 0x06, 0x00,
0x09, 0x00, 0x00, 0x00, 0x28, 0x00, 0x05, 0x00,
0xc0, 0xa8, 0x11, 0xfe, 0x08, 0x00, 0x04, 0x00,
0x0c, 0x00, 0x00, 0x00,
};
// 192.168.10.1 dev if8 lladdr 00:14:d1:cd:d5:2c REACHABLE
const unsigned char kAddNeighborMessage[] = {
0x4c, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00,
0x02, 0x00, 0x00, 0x01, 0x08, 0x00, 0x01, 0x00,
0xc0, 0xa8, 0x0a, 0x01, 0x0a, 0x00, 0x02, 0x00,
0x00, 0x14, 0xd1, 0xcd, 0xd5, 0x2c, 0x00, 0x00,
0x08, 0x00, 0x04, 0x00, 0x04, 0x00, 0x00, 0x00,
0x14, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x04, 0x00, 0x00, 0x00,
};
// RDNSS notification
// Lifetime: infinity (0xffffffff)
// Server addresses: 2001:db8:100:f101::1, 2001:db8:100:f101::2
const unsigned char kNdRdnssMessage[] = {
0x5c, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x0a, 0x00, 0x28, 0x00, 0x01, 0x00, 0x00, 0x00,
0x86, 0x00, 0x03, 0x00, 0x14, 0x00, 0x01, 0x00,
0x19, 0x05, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
0x20, 0x01, 0x0d, 0xb8, 0x01, 0x00, 0xf1, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x20, 0x01, 0x0d, 0xb8, 0x01, 0x00, 0xf1, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
0x14, 0x00, 0x01, 0x00, 0xfe, 0x80, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x50, 0xf8, 0x86, 0xff,
};
} // namespace
class RTNLMessageTest : public Test {
protected:
void TestParseLink(const ByteString& packet,
RTNLMessage::Mode mode,
int interface_index,
unsigned int flags,
unsigned int change,
ByteString address,
ByteString name,
uint32_t mtu,
ByteString qdisc,
int oper_state) {
RTNLMessage msg;
EXPECT_TRUE(msg.Decode(packet));
EXPECT_EQ(RTNLMessage::kTypeLink, msg.type());
EXPECT_EQ(mode, msg.mode());
EXPECT_EQ(interface_index, msg.interface_index());
RTNLMessage::LinkStatus status = msg.link_status();
EXPECT_EQ(flags, status.flags);
EXPECT_EQ(change, status.change);
EXPECT_TRUE(msg.HasAttribute(IFLA_ADDRESS));
EXPECT_EQ(address.GetLength(), msg.GetAttribute(IFLA_ADDRESS).GetLength());
EXPECT_TRUE(msg.GetAttribute(IFLA_ADDRESS).Equals(address));
EXPECT_TRUE(msg.HasAttribute(IFLA_IFNAME));
EXPECT_EQ(name.GetLength(), msg.GetAttribute(IFLA_IFNAME).GetLength());
EXPECT_TRUE(msg.GetAttribute(IFLA_IFNAME).Equals(name));
EXPECT_TRUE(msg.HasAttribute(IFLA_MTU));
uint32_t mtu_val;
EXPECT_TRUE(msg.GetAttribute(IFLA_MTU).ConvertToCPUUInt32(&mtu_val));
EXPECT_EQ(mtu, mtu_val);
EXPECT_TRUE(msg.HasAttribute(IFLA_QDISC));
EXPECT_EQ(qdisc.GetLength(), msg.GetAttribute(IFLA_QDISC).GetLength());
EXPECT_TRUE(msg.GetAttribute(IFLA_QDISC).Equals(qdisc));
EXPECT_TRUE(msg.HasAttribute(IFLA_OPERSTATE));
EXPECT_EQ(oper_state, msg.GetAttribute(IFLA_OPERSTATE).GetConstData()[0]);
}
void TestParseAddress(const ByteString& packet,
RTNLMessage::Mode mode,
int interface_index,
const IPAddress& address,
unsigned char scope) {
RTNLMessage msg;
EXPECT_TRUE(msg.Decode(packet));
EXPECT_EQ(RTNLMessage::kTypeAddress, msg.type());
EXPECT_EQ(mode, msg.mode());
EXPECT_EQ(interface_index, msg.interface_index());
EXPECT_EQ(address.family(), msg.family());
RTNLMessage::AddressStatus status = msg.address_status();
EXPECT_EQ(scope, status.scope);
EXPECT_TRUE(msg.HasAttribute(IFA_ADDRESS));
EXPECT_EQ(address.GetLength(), msg.GetAttribute(IFA_ADDRESS).GetLength());
EXPECT_TRUE(
IPAddress(address.family(),
msg.GetAttribute(IFA_ADDRESS),
status.prefix_len).Equals(address));
}
void TestParseRoute(const ByteString& packet,
RTNLMessage::Mode /*mode*/,
IPAddress::Family family,
int interface_index,
const IPAddress& dst,
const IPAddress& src,
const IPAddress& gateway,
unsigned char table,
int protocol,
unsigned char scope,
unsigned char type,
int metric) {
RTNLMessage msg;
EXPECT_TRUE(msg.Decode(packet));
EXPECT_EQ(RTNLMessage::kTypeRoute, msg.type());
EXPECT_EQ(0, msg.interface_index());
EXPECT_EQ(family, msg.family());
RTNLMessage::RouteStatus status = msg.route_status();
EXPECT_EQ(table, status.table);
EXPECT_EQ(protocol, status.protocol);
EXPECT_EQ(scope, status.scope);
EXPECT_EQ(type, status.type);
if (!dst.IsDefault()) {
EXPECT_TRUE(msg.HasAttribute(RTA_DST));
EXPECT_TRUE(IPAddress(family,
msg.GetAttribute(RTA_DST),
status.dst_prefix).Equals(dst));
}
if (!src.IsDefault()) {
EXPECT_TRUE(msg.HasAttribute(RTA_SRC));
EXPECT_TRUE(IPAddress(family,
msg.GetAttribute(RTA_SRC),
status.src_prefix).Equals(src));
}
if (!gateway.IsDefault()) {
EXPECT_TRUE(msg.HasAttribute(RTA_GATEWAY));
EXPECT_TRUE(IPAddress(family,
msg.GetAttribute(RTA_GATEWAY)).Equals(gateway));
}
if (interface_index >= 0) {
EXPECT_TRUE(msg.HasAttribute(RTA_OIF));
uint32_t int_val;
EXPECT_TRUE(msg.GetAttribute(RTA_OIF).ConvertToCPUUInt32(&int_val));
EXPECT_EQ(interface_index, int_val);
} else {
EXPECT_FALSE(msg.HasAttribute(RTA_OIF));
}
if (metric >= 0) {
EXPECT_TRUE(msg.HasAttribute(RTA_PRIORITY));
uint32_t metric_val;
EXPECT_TRUE(
msg.GetAttribute(RTA_PRIORITY).ConvertToCPUUInt32(&metric_val));
EXPECT_EQ(metric, metric_val);
} else {
EXPECT_FALSE(msg.HasAttribute(RTA_PRIORITY));
}
}
void TestParseRdnss(const ByteString& packet,
RTNLMessage::Mode mode,
int interface_index,
uint32_t lifetime,
const std::string& dns_server_addresses) {
RTNLMessage msg;
EXPECT_TRUE(msg.Decode(packet));
EXPECT_EQ(RTNLMessage::kTypeRdnss, msg.type());
EXPECT_EQ(mode, msg.mode());
EXPECT_EQ(interface_index, msg.interface_index());
RTNLMessage::RdnssOption rdnss = msg.rdnss_option();
// Format addresses string for verification.
std::string addresses;
bool first = true;
for (auto& ip : rdnss.addresses) {
if (!first) {
addresses += ", ";
} else {
first = false;
}
addresses += ip.ToString();
}
// Verify life time and addresses.
EXPECT_EQ(lifetime, rdnss.lifetime);
EXPECT_EQ(dns_server_addresses, addresses);
}
void TestParseNeighbor(const ByteString& packet,
RTNLMessage::Mode mode,
IPAddress::Family family,
int interface_index,
uint16_t state,
uint8_t flags,
uint8_t type) {
RTNLMessage msg;
EXPECT_TRUE(msg.Decode(packet));
EXPECT_EQ(RTNLMessage::kTypeNeighbor, msg.type());
EXPECT_EQ(mode, msg.mode());
EXPECT_EQ(family, msg.family());
EXPECT_EQ(interface_index, msg.interface_index());
RTNLMessage::NeighborStatus neighbor = msg.neighbor_status();
EXPECT_EQ(neighbor.state, state);
EXPECT_EQ(neighbor.flags, flags);
EXPECT_EQ(neighbor.type, type);
}
};
TEST_F(RTNLMessageTest, NewLinkWlan0) {
TestParseLink(ByteString(kNewLinkMessageWlan0, sizeof(kNewLinkMessageWlan0)),
RTNLMessage::kModeAdd,
kNewLinkMessageWlan0InterfaceIndex,
kNewLinkMessageWlan0InterfaceFlags,
kNewLinkMessageWlan0InterfaceFlagsChange,
ByteString(string(kNewLinkMessageWlan0MACAddress), false),
ByteString(string(kNewLinkMessageWlan0InterfaceName), true),
kNewLinkMessageWlan0MTU,
ByteString(string(kNewLinkMessageWlan0Qdisc), true),
kNewLinkMessageWlan0OperState);
}
TEST_F(RTNLMessageTest, DelLinkEth0) {
TestParseLink(ByteString(kDelLinkMessageEth0, sizeof(kDelLinkMessageEth0)),
RTNLMessage::kModeDelete,
kDelLinkMessageEth0InterfaceIndex,
kDelLinkMessageEth0InterfaceFlags,
kDelLinkMessageEth0InterfaceFlagsChange,
ByteString(string(kDelLinkMessageEth0MACAddress), false),
ByteString(string(kDelLinkMessageEth0InterfacName), true),
kDelLinkMessageEth0MTU,
ByteString(string(kDelLinkMessageEth0Qdisc), true),
kDelLinkMessageEth0OperState);
}
TEST_F(RTNLMessageTest, NewAddrIPv4) {
IPAddress addr(IPAddress::kFamilyIPv4);
EXPECT_TRUE(addr.SetAddressFromString(kNewAddrIPV4Address));
addr.set_prefix(kNewAddrIPV4AddressPrefix);
TestParseAddress(ByteString(kNewAddrIPV4, sizeof(kNewAddrIPV4)),
RTNLMessage::kModeAdd,
kNewAddrIPV4InterfaceIndex,
addr,
kNewAddrIPV4Scope);
}
TEST_F(RTNLMessageTest, DelAddrIPv6) {
IPAddress addr(IPAddress::kFamilyIPv6);
EXPECT_TRUE(addr.SetAddressFromString(kDelAddrIPV6Address));
addr.set_prefix(kDelAddrIPV6AddressPrefix);
TestParseAddress(ByteString(kDelAddrIPV6, sizeof(kDelAddrIPV6)),
RTNLMessage::kModeDelete,
kDelAddrIPV6InterfaceIndex,
addr,
kDelAddrIPV6Scope);
}
TEST_F(RTNLMessageTest, DelRouteIPv6) {
IPAddress dst(IPAddress::kFamilyIPv6);
IPAddress src(IPAddress::kFamilyIPv6);
IPAddress gateway(IPAddress::kFamilyIPv6);
EXPECT_TRUE(dst.SetAddressFromString(kDelRouteIPV6Address));
dst.set_prefix(kDelRouteIPV6Prefix);
src.SetAddressToDefault();
EXPECT_TRUE(gateway.SetAddressFromString(kDelRouteIPV6Address));
TestParseRoute(ByteString(kDelRouteIPV6, sizeof(kDelRouteIPV6)),
RTNLMessage::kModeDelete,
IPAddress::kFamilyIPv6,
kDelRouteIPV6InterfaceIndex,
dst,
src,
gateway,
RT_TABLE_MAIN,
RTPROT_UNSPEC,
RT_SCOPE_UNIVERSE,
RTN_UNICAST,
kDelRouteIPV6Metric);
}
TEST_F(RTNLMessageTest, AddRouteIPv4) {
IPAddress dst(IPAddress::kFamilyIPv4);
IPAddress src(IPAddress::kFamilyIPv4);
IPAddress gateway(IPAddress::kFamilyIPv4);
dst.SetAddressToDefault();
src.SetAddressToDefault();
EXPECT_TRUE(gateway.SetAddressFromString(kAddRouteIPV4Address));
TestParseRoute(ByteString(kAddRouteIPV4, sizeof(kAddRouteIPV4)),
RTNLMessage::kModeAdd,
IPAddress::kFamilyIPv4,
kAddRouteIPV4InterfaceIndex,
dst,
src,
gateway,
RT_TABLE_MAIN,
RTPROT_BOOT,
RT_SCOPE_UNIVERSE,
RTN_UNICAST,
kAddRouteIPV4Metric);
}
TEST_F(RTNLMessageTest, NewRdnssOption) {
int interface_index = 1;
uint32_t lifetime = 0xffffffff;
std::string dns_server_addresses =
"2001:db8:100:f101::1, 2001:db8:100:f101::2";
TestParseRdnss(ByteString(kNdRdnssMessage, sizeof(kNdRdnssMessage)),
RTNLMessage::kModeAdd,
interface_index,
lifetime,
dns_server_addresses);
}
TEST_F(RTNLMessageTest, AddRouteBusted) {
// RTNLMessage should list parse errors as kMessageUnknown
RTNLMessage msg;
EXPECT_FALSE(msg.Decode(
ByteString(kAddRouteBusted, sizeof(kAddRouteBusted))));
}
TEST_F(RTNLMessageTest, AddNeighbor) {
TestParseNeighbor(
ByteString(kAddNeighborMessage, sizeof(kAddNeighborMessage)),
RTNLMessage::kModeAdd,
IPAddress::kFamilyIPv4,
8,
NUD_REACHABLE,
0,
NDA_DST);
}
TEST_F(RTNLMessageTest, EncodeDelNeighbor) {
RTNLMessage msg(RTNLMessage::kTypeNeighbor,
RTNLMessage::kModeDelete,
0, 1, 2, 0,
IPAddress::kFamilyIPv4);
msg.set_neighbor_status(RTNLMessage::NeighborStatus(
0, NTF_ROUTER, NDA_LLADDR));
TestParseNeighbor(msg.Encode(),
RTNLMessage::kModeDelete,
IPAddress::kFamilyIPv4,
0,
0,
NTF_ROUTER,
NDA_LLADDR);
}
TEST_F(RTNLMessageTest, EncodeRouteAdd) {
RTNLMessage msg(RTNLMessage::kTypeRoute,
RTNLMessage::kModeAdd,
0, 1, 2, 0,
IPAddress::kFamilyIPv4);
IPAddress dst(IPAddress::kFamilyIPv4);
IPAddress src(IPAddress::kFamilyIPv4);
IPAddress gateway(IPAddress::kFamilyIPv4);
dst.SetAddressToDefault();
src.SetAddressToDefault();
EXPECT_TRUE(gateway.SetAddressFromString("192.168.0.1"));
msg.set_route_status(RTNLMessage::RouteStatus(
0, 0, RT_TABLE_MAIN, RTPROT_BOOT, RT_SCOPE_UNIVERSE, RTN_UNICAST, 0));
msg.SetAttribute(RTA_DST, dst.address());
msg.SetAttribute(RTA_SRC, src.address());
msg.SetAttribute(RTA_GATEWAY, gateway.address());
msg.SetAttribute(RTA_OIF, ByteString::CreateFromCPUUInt32(12));
msg.SetAttribute(RTA_PRIORITY, ByteString::CreateFromCPUUInt32(13));
TestParseRoute(msg.Encode(),
RTNLMessage::kModeAdd,
IPAddress::kFamilyIPv4,
12,
dst,
src,
gateway,
RT_TABLE_MAIN,
RTPROT_BOOT,
RT_SCOPE_UNIVERSE,
RTN_UNICAST,
13);
}
TEST_F(RTNLMessageTest, EncodeLinkDel) {
const int kInterfaceIndex = 0x1234;
RTNLMessage pmsg(RTNLMessage::kTypeLink,
RTNLMessage::kModeDelete,
NLM_F_REQUEST,
0,
0,
kInterfaceIndex,
IPAddress::kFamilyUnknown);
RTNLMessage msg;
EXPECT_TRUE(msg.Decode(pmsg.Encode()));
EXPECT_EQ(RTNLMessage::kTypeLink, msg.type());
EXPECT_EQ(RTNLMessage::kModeDelete, msg.mode());
EXPECT_EQ(kInterfaceIndex, msg.interface_index());
RTNLMessage::LinkStatus status = msg.link_status();
EXPECT_EQ(0, status.flags);
EXPECT_EQ(0, status.change);
EXPECT_FALSE(msg.HasAttribute(IFLA_ADDRESS));
EXPECT_FALSE(msg.HasAttribute(IFLA_IFNAME));
EXPECT_FALSE(msg.HasAttribute(IFLA_MTU));
EXPECT_FALSE(msg.HasAttribute(IFLA_QDISC));
EXPECT_FALSE(msg.HasAttribute(IFLA_OPERSTATE));
}
} // namespace shill