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trusted_proxies_test.go
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trusted_proxies_test.go
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package wafris_caddy
import (
"fmt"
"regexp"
"testing"
)
func TestIsTrustedProxy(t *testing.T) {
should_be_false := []string{
"bleair",
"",
"104.28.124.69",
"2a09:bac3:616f:1232::1d0:1c",
"2a09:bac3:77cc:1250::1d3:80",
"::0",
"::2",
"fbff:ffff:ffff:ffff:ffff:ffff",
"fe00::",
"9.255.255.255",
"11.0.0.0",
"172.15.0.0",
"172.32.0.0",
"192.169.0.0",
"notlocalhost",
"localhosttryingtotrickyou",
"unix:",
}
should_be_true := []string{
// localhost IPv4 range 127.x.x.x, per RFC-3330
"127.0.0.0",
"127.0.0.1",
"127.0.0.255",
"127.255.255.255",
// localhost IPv6 ::1
"::1",
// private IPv6 range fc00 .. fdff
"fc00::",
"fc00:bac3:616f:1232::1d0:1c",
"fd00:ffff:ffff:ffff:ffff:ffff:ffff:ffff",
"fdff::",
"fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff",
// private IPv4 range 10.x.x.x
"10.0.0.0",
"10.0.0.1",
"10.0.0.255",
"10.255.255.255",
// private IPv4 range 172.16.0.0 .. 172.31.255.255
"172.16.0.0",
"172.18.21.123",
"172.31.255.255",
// private IPv4 range 192.168.x.x
"192.168.0.0",
"192.168.1.1",
"192.168.255.255",
// localhost hostname, and unix domain sockets
"localhost",
"LOCALHOST",
"LoCaLhOsT",
"unix",
"unix:/path/to/socket",
}
for i, ip_to_test := range should_be_false {
t.Run(fmt.Sprintf("index: %d", i), func(t *testing.T) {
result := IsTrustedProxy(ip_to_test)
if result != false {
t.Errorf("ip_to_test: %s, expected false, but got %v", ip_to_test, result)
}
})
}
for i, ip_to_test := range should_be_true {
t.Run(fmt.Sprintf("index: %d", i), func(t *testing.T) {
result := IsTrustedProxy(ip_to_test)
if result != true {
t.Errorf("ip_to_test: %s, expected true, but got %v", ip_to_test, result)
}
})
}
}
func TestIsTrustedProxyRegexp(t *testing.T) {
should_be_false := []string{
"bleair",
"",
"104.28.124.69",
"2a09:bac3:616f:1232::1d0:1c",
"2a09:bac3:77cc:1250::1d3:80",
"::0",
"::2",
"fbff:ffff:ffff:ffff:ffff:ffff",
"fe00::",
"9.255.255.255",
"11.0.0.0",
"172.15.0.0",
"172.32.0.0",
"192.169.0.0",
"notlocalhost",
"localhosttryingtotrickyou",
"unix:",
}
custom_regexp := []*regexp.Regexp{
// 100.x.x.x
regexp.MustCompile(`\A100(\.(25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])){3}\z`),
// 200.100.x.x
regexp.MustCompile(`\A200.100(\.(25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])){2}\z`),
}
should_be_true := []string{
"100.0.0.0",
"100.0.0.1",
"100.0.0.255",
"100.255.255.255",
"200.100.255.255",
}
for i, ip_to_test := range should_be_false {
t.Run(fmt.Sprintf("index: %d", i), func(t *testing.T) {
result := isTrustedProxy(ip_to_test, custom_regexp)
if result != false {
t.Errorf("ip_to_test: %s, expected false, but got %v", ip_to_test, result)
}
})
}
for i, ip_to_test := range should_be_true {
t.Run(fmt.Sprintf("index: %d", i), func(t *testing.T) {
result := isTrustedProxy(ip_to_test, custom_regexp)
if result != true {
t.Errorf("ip_to_test: %s, expected true, but got %v", ip_to_test, result)
}
})
}
}