| /* |
| * Copyright (C) 2016 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. |
| */ |
| |
| package android.net.util; |
| |
| import static android.net.util.NetworkConstants.*; |
| |
| import libcore.util.HexEncoding; |
| |
| import junit.framework.TestCase; |
| |
| |
| /** |
| * Tests for ConnectivityPacketSummary. |
| * |
| * @hide |
| */ |
| public class ConnectivityPacketSummaryTest extends TestCase { |
| private static final byte[] MYHWADDR = { |
| asByte(0x80), asByte(0x7a), asByte(0xbf), asByte(0x6f), asByte(0x48), asByte(0xf3) |
| }; |
| |
| private String getSummary(String hexBytes) { |
| hexBytes = hexBytes.replaceAll("\\s+", ""); |
| final byte[] bytes = HexEncoding.decode(hexBytes.toCharArray(), false); |
| return ConnectivityPacketSummary.summarize(MYHWADDR, bytes); |
| } |
| |
| public void testParseICMPv6DADProbe() { |
| final String packet = |
| // Ethernet |
| "3333FF6F48F3 807ABF6F48F3 86DD" + |
| // IPv6 |
| "600000000018 3A FF" + |
| "00000000000000000000000000000000" + |
| "FF0200000000000000000001FF6F48F3" + |
| // ICMPv6 |
| "87 00 A8E7" + |
| "00000000" + |
| "FE80000000000000827ABFFFFE6F48F3"; |
| |
| final String expected = |
| "TX 80:7a:bf:6f:48:f3 > 33:33:ff:6f:48:f3 ipv6" + |
| " :: > ff02::1:ff6f:48f3 icmp6" + |
| " ns fe80::827a:bfff:fe6f:48f3"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseICMPv6RS() { |
| final String packet = |
| // Ethernet |
| "333300000002 807ABF6F48F3 86DD" + |
| // IPv6 |
| "600000000010 3A FF" + |
| "FE80000000000000827ABFFFFE6F48F3" + |
| "FF020000000000000000000000000002" + |
| // ICMPv6 RS |
| "85 00 6973" + |
| "00000000" + |
| "01 01 807ABF6F48F3"; |
| |
| final String expected = |
| "TX 80:7a:bf:6f:48:f3 > 33:33:00:00:00:02 ipv6" + |
| " fe80::827a:bfff:fe6f:48f3 > ff02::2 icmp6" + |
| " rs slla 80:7a:bf:6f:48:f3"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseICMPv6RA() { |
| final String packet = |
| // Ethernet |
| "807ABF6F48F3 100E7E263FC1 86DD" + |
| // IPv6 |
| "600000000068 3A FF" + |
| "FE80000000000000FA000004FD000001" + |
| "FE80000000000000827ABFFFFE6F48F3" + |
| // ICMPv6 RA |
| "86 00 8141" + |
| "40 00 0E10" + |
| "00000000" + |
| "00000000" + |
| "01 01 00005E000265" + |
| "05 01 0000000005DC" + |
| "19 05 000000000E10" + |
| " 20014860486000000000000000008844" + |
| " 20014860486000000000000000008888" + |
| "03 04 40 C0" + |
| " 00278D00" + |
| " 00093A80" + |
| " 00000000" + |
| " 2401FA000004FD000000000000000000"; |
| |
| final String expected = |
| "RX 10:0e:7e:26:3f:c1 > 80:7a:bf:6f:48:f3 ipv6" + |
| " fe80::fa00:4:fd00:1 > fe80::827a:bfff:fe6f:48f3 icmp6" + |
| " ra slla 00:00:5e:00:02:65 mtu 1500"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseICMPv6NS() { |
| final String packet = |
| // Ethernet |
| "807ABF6F48F3 100E7E263FC1 86DD" + |
| // IPv6 |
| "6C0000000020 3A FF" + |
| "FE80000000000000FA000004FD000001" + |
| "FF0200000000000000000001FF01C146" + |
| // ICMPv6 NS |
| "87 00 8AD4" + |
| "00000000" + |
| "2401FA000004FD0015EA6A5C7B01C146" + |
| "01 01 00005E000265"; |
| |
| final String expected = |
| "RX 10:0e:7e:26:3f:c1 > 80:7a:bf:6f:48:f3 ipv6" + |
| " fe80::fa00:4:fd00:1 > ff02::1:ff01:c146 icmp6" + |
| " ns 2401:fa00:4:fd00:15ea:6a5c:7b01:c146 slla 00:00:5e:00:02:65"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testInvalidICMPv6NDLength() { |
| final String packet = |
| // Ethernet |
| "807ABF6F48F3 100E7E263FC1 86DD" + |
| // IPv6 |
| "600000000068 3A FF" + |
| "FE80000000000000FA000004FD000001" + |
| "FE80000000000000827ABFFFFE6F48F3" + |
| // ICMPv6 RA |
| "86 00 8141" + |
| "40 00 0E10" + |
| "00000000" + |
| "00000000" + |
| "01 01 00005E000265" + |
| "00 00 0102030405D6"; |
| |
| final String expected = |
| "RX 10:0e:7e:26:3f:c1 > 80:7a:bf:6f:48:f3 ipv6" + |
| " fe80::fa00:4:fd00:1 > fe80::827a:bfff:fe6f:48f3 icmp6" + |
| " ra slla 00:00:5e:00:02:65 <malformed>"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseICMPv6NA() { |
| final String packet = |
| // Ethernet |
| "00005E000265 807ABF6F48F3 86DD" + |
| "600000000020 3A FF" + |
| "2401FA000004FD0015EA6A5C7B01C146" + |
| "FE80000000000000FA000004FD000001" + |
| "88 00 E8126" + |
| "0000000" + |
| "2401FA000004FD0015EA6A5C7B01C146" + |
| "02 01 807ABF6F48F3"; |
| |
| final String expected = |
| "TX 80:7a:bf:6f:48:f3 > 00:00:5e:00:02:65 ipv6" + |
| " 2401:fa00:4:fd00:15ea:6a5c:7b01:c146 > fe80::fa00:4:fd00:1 icmp6" + |
| " na 2401:fa00:4:fd00:15ea:6a5c:7b01:c146 tlla 80:7a:bf:6f:48:f3"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseARPRequest() { |
| final String packet = |
| // Ethernet |
| "FFFFFFFFFFFF 807ABF6F48F3 0806" + |
| // ARP |
| "0001 0800 06 04" + |
| // Request |
| "0001" + |
| "807ABF6F48F3 64706ADB" + |
| "000000000000 64706FFD"; |
| |
| final String expected = |
| "TX 80:7a:bf:6f:48:f3 > ff:ff:ff:ff:ff:ff arp" + |
| " who-has 100.112.111.253"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseARPReply() { |
| final String packet = |
| // Ethernet |
| "807ABF6F48F3 288A1CA8DFC1 0806" + |
| // ARP |
| "0001 0800 06 04" + |
| // Reply |
| "0002" + |
| "288A1CA8DFC1 64706FFD"+ |
| "807ABF6F48F3 64706ADB" + |
| // Ethernet padding to packet min size. |
| "0000000000000000000000000000"; |
| |
| final String expected = |
| "RX 28:8a:1c:a8:df:c1 > 80:7a:bf:6f:48:f3 arp" + |
| " reply 100.112.111.253 28:8a:1c:a8:df:c1"; |
| |
| assertEquals(expected, getSummary(packet)); |
| } |
| |
| public void testParseDHCPv4Discover() { |
| final String packet = |
| // Ethernet |
| "FFFFFFFFFFFF 807ABF6F48F3 0800" + |
| // IPv4 |
| "451001580000400040113986" + |
| "00000000" + |
| "FFFFFFFF" + |
| // UDP |
| "0044 0043" + |
| "0144 5559" + |
| // DHCPv4 |
| "01 01 06 00" + |
| "79F7ACA4" + |
| "0000 0000" + |
| "00000000" + |
| "00000000" + |
| "00000000" + |
| "00000000" + |
| "807ABF6F48F300000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "63 82 53 63" + |
| "35 01 01" + |
| "3D 07 01807ABF6F48F3" + |
| "39 02 05DC" + |
| "3C 12 616E64726F69642D646863702D372E312E32" + |
| "0C 18 616E64726F69642D36623030366333313333393835343139" + |
| "37 0A 01 03 06 0F 1A 1C 33 3A 3B 2B" + |
| "FF" + |
| "00"; |
| |
| final String expectedPrefix = |
| "TX 80:7a:bf:6f:48:f3 > ff:ff:ff:ff:ff:ff ipv4" + |
| " 0.0.0.0 > 255.255.255.255 udp" + |
| " 68 > 67 dhcp4" + |
| " 80:7a:bf:6f:48:f3 DISCOVER"; |
| |
| assertTrue(getSummary(packet).startsWith(expectedPrefix)); |
| } |
| |
| public void testParseDHCPv4Offer() { |
| final String packet = |
| // Ethernet |
| "807ABF6F48F3 288A1CA8DFC1 0800" + |
| // IPv4 |
| "4500013D4D2C0000401188CB" + |
| "64706FFD" + |
| "64706ADB" + |
| // UDP |
| "0043 0044" + |
| "0129 371D" + |
| // DHCPv4 |
| "02 01 06 01" + |
| "79F7ACA4" + |
| "0000 0000" + |
| "00000000" + |
| "64706ADB" + |
| "00000000" + |
| "00000000" + |
| "807ABF6F48F300000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "63 82 53 63" + |
| "35 01 02" + |
| "36 04 AC188A0B" + |
| "33 04 00000708" + |
| "01 04 FFFFF000" + |
| "03 04 64706FFE" + |
| "06 08 08080808" + |
| " 08080404" + |
| "FF0001076165313A363636FF"; |
| |
| final String expectedPrefix = |
| "RX 28:8a:1c:a8:df:c1 > 80:7a:bf:6f:48:f3 ipv4" + |
| " 100.112.111.253 > 100.112.106.219 udp" + |
| " 67 > 68 dhcp4" + |
| " 80:7a:bf:6f:48:f3 OFFER"; |
| |
| assertTrue(getSummary(packet).startsWith(expectedPrefix)); |
| } |
| |
| public void testParseDHCPv4Request() { |
| final String packet = |
| // Ethernet |
| "FFFFFFFFFFFF 807ABF6F48F3 0800" + |
| // IPv4 |
| "45100164000040004011397A" + |
| "00000000" + |
| "FFFFFFFF" + |
| // UDP |
| "0044 0043" + |
| "0150 E5C7" + |
| // DHCPv4 |
| "01 01 06 00" + |
| "79F7ACA4" + |
| "0001 0000" + |
| "00000000" + |
| "00000000" + |
| "00000000" + |
| "00000000" + |
| "807ABF6F48F300000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "63 82 53 63" + |
| "35 01 03" + |
| "3D 07 01807ABF6F48F3" + |
| "32 04 64706ADB" + |
| "36 04 AC188A0B" + |
| "39 02 05DC" + |
| "3C 12 616E64726F69642D646863702D372E312E32" + |
| "0C 18 616E64726F69642D36623030366333313333393835343139" + |
| "37 0A 01 03 06 0F 1A 1C 33 3A 3B 2B" + |
| "FF" + |
| "00"; |
| |
| final String expectedPrefix = |
| "TX 80:7a:bf:6f:48:f3 > ff:ff:ff:ff:ff:ff ipv4" + |
| " 0.0.0.0 > 255.255.255.255 udp" + |
| " 68 > 67 dhcp4" + |
| " 80:7a:bf:6f:48:f3 REQUEST"; |
| |
| assertTrue(getSummary(packet).startsWith(expectedPrefix)); |
| } |
| |
| public void testParseDHCPv4Ack() { |
| final String packet = |
| // Ethernet |
| "807ABF6F48F3 288A1CA8DFC1 0800" + |
| // IPv4 |
| "4500013D4D3B0000401188BC" + |
| "64706FFD" + |
| "64706ADB" + |
| // UDP |
| "0043 0044" + |
| "0129 341C" + |
| // DHCPv4 |
| "02 01 06 01" + |
| "79F7ACA4" + |
| "0001 0000" + |
| "00000000" + |
| "64706ADB" + |
| "00000000" + |
| "00000000" + |
| "807ABF6F48F300000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "0000000000000000000000000000000000000000000000000000000000000000" + |
| "63 82 53 63" + |
| "35 01 05" + |
| "36 04 AC188A0B" + |
| "33 04 00000708" + |
| "01 04 FFFFF000" + |
| "03 04 64706FFE" + |
| "06 08 08080808" + |
| " 08080404" + |
| "FF0001076165313A363636FF"; |
| |
| final String expectedPrefix = |
| "RX 28:8a:1c:a8:df:c1 > 80:7a:bf:6f:48:f3 ipv4" + |
| " 100.112.111.253 > 100.112.106.219 udp" + |
| " 67 > 68 dhcp4" + |
| " 80:7a:bf:6f:48:f3 ACK"; |
| |
| assertTrue(getSummary(packet).startsWith(expectedPrefix)); |
| } |
| } |
