Zabbix

/*

** Zabbix

** Copyright (C) 2001-2023 Zabbix SIA

**

** This program is free software; you can redistribute it and/or modify

** it under the terms of the GNU General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** This program is distributed in the hope that it will be useful,

** but WITHOUT ANY WARRANTY; without even the implied warranty of

** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

** GNU General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

package zbxnet

​

import (

    "fmt"

    "net"

    "testing"

​

    "zabbix.com/internal/agent"

)

​

var testCases = []testCase{

    {1, "IPv4 match", "127.0.0.1", "127.0.0.1", false},

    {2, "Second IPv4 from list matches", "127.0.0.2", "127.0.0.1,127.0.0.2", false},

    {3, "Peer IP is different", "127.0.0.2", "127.0.0.1", true},

    {4, "Peer IP is different", "126.0.0.1", "127.0.0.1,127.0.0.2", true},

    {5, "IPv6 match", "2001:0db8:0000:0000:0000:ff00:0042:8329", "2001:0db8:0000:0000:0000:ff00:0042:8329", false},

    {6, "IPv6 from list matches", "2001:0db8:0000:0000:0000:ff00:0042:8329",

        "2001:0db8:0000:0000:0000:ff00:0042:8330,127.0.0.1,2001:0db8:0000:0000:0000:ff00:0042:8329", false},

    {7, "Peer IPv6 is different", "2001:0db8:0000:0000:0000:ff00:0042:8330", "2001:0db8:0000:0000:0000:ff00:0042:8329", true},

    {8, "Peer IPv6 is different at start", "3001:0db8:0000:0000:0000:ff00:0042:8330", "2001:0db8:0000:0000:0000:ff00:0042:8329", true},

    {9, "Peer IP is not in list", "2001:0db8:0000:0000:0000:ff00:0042:8329",

        "3001:0db8:0000:0000:0000:ff00:0042:8329,2101:0db8:0000:0000:0000:ff00:0042:8329,2001:0db9:0000:0000:0000:ff00:0042:8329," +

            "2001:0db8:0100:0000:0000:ff00:0042:8329,2001:0db8:0000:0001:0000:ff00:0042:8329,2001:0db8:0000:0000:0000:ff10:0042:8329," +

            "2001:0db8:0000:0000:0000:ff00:0043:8329", true},

    {10, "IPv6 compatible peer is connected", "::127.2.0.1", "127.2.0.1", true},

    {11, "IPv6 compatible expanded peer is connected", "0:0:0:0:0:0:7F00:0001", "127.0.0.1", true},

    {12, "IPv6 mapped peer is connected", "::ffff:127.0.0.1", "127.0.0.1", false},

    {13, "IPv6 mapped peer expanded is connected", "0:0:0:0:0:FFFF:7F00:0001", "127.0.0.1", false},

    {14, "IPv6 compatible peer mismatch IP", "::127.2.0.1", "127.1.0.1", true},

    {15, "IPv6 compatible expanded mismatch", "0:0:0:0:0:0:7F02:0001", "127.0.0.1", true},

    {16, "IPv6 mapped peer mismatch IP", "::ffff:127.0.0.1", "127.1.0.1", true},

    {17, "IPv6 mapped peer expanded mismatch IP", "0:0:0:0:0:FFFF:7F00:0001", "127.1.0.1", true},

    {18, "IPv6 peer partially compatible", "::fffe:127.0.0.1", "127.0.0.1", true},

    {19, "IPv6 peer does not match IPv4", "2001:0db8:0000:0000:0000:ff00:0042:8329", "127.0.0.1", true},

    {20, "IPv6 compatible expanded peer is connected, not in list", "F000:0:0:0:0:0:7F00:0001", "127.0.0.1", true},

    {21, "IPv6 compatible expanded peer is connected mismatch", "0000:0001:0:0:0:0:7F00:0001", "127.0.0.1", true},

    {22, "IPv6 mapped expanded is connected mismatch", "FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:7F00:0001", "127.0.0.1", true},

    {23, "IPv6 local ip mismatch IPv4 local IP", "::1", "127.0.0.1", true},

    {24, "IPv4 local IP expected, but IPv6 local IP expanded connected", "0:0:0:0:0:0:0:0001", "127.0.0.1", true},

    {25, "IPv4 compatible peer is connected", "127.2.0.1", "::127.2.0.1", true},

    {26, "IPv4 compatible expanded peer is connected", "127.0.0.1", "0:0:0:0:0:0:7F00:0001", true},

    {27, "IPv4 mapped peer is connected", "127.0.0.1", "::ffff:127.0.0.1", false},

    {28, "IPv4 mapped peer expanded is connected", "127.0.0.1", "0:0:0:0:0:FFFF:7F00:0001", false},

    {29, "IPv4 compatible peer mismatch IP", "127.1.0.1", "::127.2.0.1", true},