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client_side_test.go
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package proxyproto
import (
"net"
"testing"
"github.com/stretchr/testify/require"
)
func Test_formatV1(t *testing.T) {
tests := []struct {
name string
h *Header
want []byte
}{
{
name: "local",
h: &Header{Version: Version1, Command: CMD_LOCAL},
want: []byte("PROXY UNKNOWN\r\n"),
}, {
name: "proxy-tcp-ipv4",
h: &Header{
Version: Version1,
Command: CMD_PROXY,
SrcAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 12345},
DstAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 56789},
},
want: []byte("PROXY TCP4 127.0.0.1 127.0.0.1 12345 56789\r\n"),
}, {
name: "proxy-tcp-ipv6",
h: &Header{
Version: Version1,
Command: CMD_PROXY,
SrcAddr: &net.TCPAddr{IP: net.ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"), Port: 12345},
DstAddr: &net.TCPAddr{IP: net.ParseIP("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"), Port: 56789},
},
want: []byte("PROXY TCP6 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 12345 56789\r\n"),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := formatV1(tt.h)
require.NoError(t, err)
require.Equal(t, tt.want, got)
})
}
}
func Test_formatV2(t *testing.T) {
tests := []struct {
name string
h *Header
wantChecksum bool
want []byte
}{
{
name: "local",
h: &Header{Version: Version2, Command: CMD_LOCAL},
want: []byte("\r\n\r\n\x00\r\nQUIT\n\x20\x00\x00\x00"),
}, {
name: "proxy-tcp-ipv4",
h: &Header{
Version: Version2,
Command: CMD_PROXY,
SrcAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 12345},
DstAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 56789},
},
want: []byte("\r\n\r\n\x00\r\nQUIT\n" +
"\x21\x11\x00\x0C" +
"\x7F\x00\x00\x01" +
"\x7F\x00\x00\x01" +
"\x30\x39\xDD\xD5"),
}, {
name: "proxy-tcp-ipv4-checksum",
h: &Header{
Version: Version2,
Command: CMD_PROXY,
SrcAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 12345},
DstAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 56789},
},
wantChecksum: true,
want: []byte("\r\n\r\n\x00\r\nQUIT\n" +
"\x21\x11\x00\x1E" +
"\x7F\x00\x00\x01" +
"\x7F\x00\x00\x01" +
"\x30\x39\xDD\xD5" +
"\x03\x00\x04\xBF\xFF\x0E\xAA" +
"\x04\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00"),
}, {
name: "proxy-tcp-ipv4-tlv",
h: &Header{
Version: Version2,
Command: CMD_PROXY,
SrcAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 12345},
DstAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 56789},
TLVs: TLVs{NewTLV(PP2Type(234), []byte("vcpe-abcdefg-hijklmn-opqrst-uvwxyz"))},
},
want: []byte("\r\n\r\n\x00\r\nQUIT\n" +
"\x21\x11\x00\x3C" +
"\x7F\x00\x00\x01\x7F\x00\x00\x01\x30\x39\xDD\xD5" +
"\xEA\x00\x22vcpe-abcdefg-hijklmn-opqrst-uvwxyz" +
"\x04\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00"),
}, {
name: "proxy-tcp-ipv4-tlv-checksum",
h: &Header{
Version: Version2,
Command: CMD_PROXY,
SrcAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 12345},
DstAddr: &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: 56789},
TLVs: TLVs{NewTLV(PP2Type(234), []byte("vcpe-abcdefg-hijklmn-opqrst-uvwxyz"))},
},
wantChecksum: true,
want: []byte("\r\n\r\n\x00\r\nQUIT\n" +
"\x21\x11\x00\x43" +
"\x7F\x00\x00\x01\x7F\x00\x00\x01\x30\x39\xDD\xD5" +
"\xEA\x00\x22vcpe-abcdefg-hijklmn-opqrst-uvwxyz" +
"\x03\x00\x04\x13\x49\xCA\x53" +
"\x04\x00\x08\x00\x00\x00\x00\x00\x00\x00\x00"),
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := formatV2(tt.h, tt.wantChecksum)
require.NoError(t, err)
require.Equal(t, tt.want, got)
})
}
}