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Warn when domain names are not in RFC1035 preferred syntax (#5414)

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Warn when domain names are not in RFC1035 preferred syntax 

Signed-off-by: Md Sahil <Mohdssahil1@gmail.com>
This commit is contained in:
Md Sahil
2022-07-06 23:20:45 +05:30
committed by GitHub
parent a35dcd7a7e
commit a6078ddba3
2 changed files with 57 additions and 0 deletions
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40
core/dnsserver/onstartup_test.go Normal file
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@@ -0,0 +1,40 @@
package dnsserver
import (
"testing"
)
func TestRegex1035PrefSyntax(t *testing.T) {
testCases := []struct {
zone string
expected bool
}{
{zone: ".", expected: true},
{zone: "example.com.", expected: true},
{zone: "example.", expected: true},
{zone: "example123.", expected: true},
{zone: "example123.com.", expected: true},
{zone: "abc-123.com.", expected: true},
{zone: "an-example.com.", expected: true},
{zone: "a.example.com.", expected: true},
{zone: "1.0.0.2.ip6.arpa.", expected: true},
{zone: "0.10.in-addr.arpa.", expected: true},
{zone: "example", expected: false},
{zone: "example:.", expected: false},
{zone: "-example.com.", expected: false},
{zone: ".example.com.", expected: false},
{zone: "1.example.com", expected: false},
{zone: "abc.123-xyz.", expected: false},
{zone: "example-?&^%$.com.", expected: false},
{zone: "abc-.example.com.", expected: false},
{zone: "abc-%$.example.com.", expected: false},
{zone: "123-abc.example.com.", expected: false},
}
for _, testCase := range testCases {
if checkZoneSyntax(testCase.zone) != testCase.expected {
t.Errorf("Expected %v for %q", testCase.expected, testCase.zone)
}
}
}