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| 1 | +// Licensed to the Apache Software Foundation (ASF) under one |
| 2 | +// or more contributor license agreements. See the NOTICE file |
| 3 | +// distributed with this work for additional information |
| 4 | +// regarding copyright ownership. The ASF licenses this file |
| 5 | +// to you under the Apache License, Version 2.0 (the |
| 6 | +// "License"); you may not use this file except in compliance |
| 7 | +// with the License. You may obtain a copy of the License at |
| 8 | +// |
| 9 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | +// |
| 11 | +// Unless required by applicable law or agreed to in writing, |
| 12 | +// software distributed under the License is distributed on an |
| 13 | +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 14 | +// KIND, either express or implied. See the License for the |
| 15 | +// specific language governing permissions and limitations |
| 16 | +// under the License. |
| 17 | + |
| 18 | +package org.apache.cloudstack.dns; |
| 19 | + |
| 20 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.A; |
| 21 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.AAAA; |
| 22 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.CNAME; |
| 23 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.MX; |
| 24 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.NS; |
| 25 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.PTR; |
| 26 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.SRV; |
| 27 | +import static org.apache.cloudstack.dns.DnsRecord.RecordType.TXT; |
| 28 | +import static org.junit.Assert.assertEquals; |
| 29 | +import static org.junit.Assert.fail; |
| 30 | + |
| 31 | +import java.util.Arrays; |
| 32 | +import java.util.Collection; |
| 33 | + |
| 34 | +import org.junit.Test; |
| 35 | +import org.junit.runner.RunWith; |
| 36 | +import org.junit.runners.Parameterized; |
| 37 | + |
| 38 | +@RunWith(Parameterized.class) |
| 39 | +public class NormalizeDnsRecordValueTest { |
| 40 | + |
| 41 | + private final String description; |
| 42 | + private final String input; |
| 43 | + private final DnsRecord.RecordType recordType; |
| 44 | + private final String expected; |
| 45 | + private final boolean expectException; |
| 46 | + |
| 47 | + public NormalizeDnsRecordValueTest(String description, String input, |
| 48 | + DnsRecord.RecordType recordType, |
| 49 | + String expected, boolean expectException) { |
| 50 | + this.description = description; |
| 51 | + this.input = input; |
| 52 | + this.recordType = recordType; |
| 53 | + this.expected = expected; |
| 54 | + this.expectException = expectException; |
| 55 | + } |
| 56 | + |
| 57 | + @Parameterized.Parameters(name = "{0}") |
| 58 | + public static Collection<Object[]> data() { |
| 59 | + return Arrays.asList(new Object[][] { |
| 60 | + |
| 61 | + // ---------------------------------------------------------------- |
| 62 | + // Guard: blank/null value — all record types should throw |
| 63 | + // ---------------------------------------------------------------- |
| 64 | + {"null value, A record", null, A, null, true}, |
| 65 | + {"empty value, A record", "", A, null, true}, |
| 66 | + {"blank value, A record", " ", A, null, true}, |
| 67 | + |
| 68 | + {"null value, AAAA record", null, AAAA, null, true}, |
| 69 | + {"null value, CNAME record", null, CNAME, null, true}, |
| 70 | + {"null value, MX record", null, MX, null, true}, |
| 71 | + {"null value, TXT record", null, TXT, null, true}, |
| 72 | + {"null value, SRV record", null, SRV, null, true}, |
| 73 | + {"null value, NS record", null, NS, null, true}, |
| 74 | + {"null value, PTR record", null, PTR, null, true}, |
| 75 | + |
| 76 | + // ---------------------------------------------------------------- |
| 77 | + // A record |
| 78 | + // ---------------------------------------------------------------- |
| 79 | + {"A: valid IPv4", "93.184.216.34", A, "93.184.216.34", false}, |
| 80 | + {"A: valid IPv4 with whitespace", " 93.184.216.34 ", A, "93.184.216.34", false}, |
| 81 | + {"A: loopback", "127.0.0.1", A, "127.0.0.1", false}, |
| 82 | + {"A: all-zeros", "0.0.0.0", A, "0.0.0.0", false}, |
| 83 | + {"A: broadcast", "255.255.255.255", A, "255.255.255.255", false}, |
| 84 | + {"A: private 10.x", "10.0.0.1", A, "10.0.0.1", false}, |
| 85 | + {"A: private 192.168.x", "192.168.1.1", A, "192.168.1.1", false}, |
| 86 | + |
| 87 | + {"A: IPv6 rejected", "2001:db8::1", A, null, true}, |
| 88 | + {"A: domain rejected", "example.com", A, null, true}, |
| 89 | + {"A: partial IP rejected", "192.168.1", A, null, true}, |
| 90 | + {"A: trailing dot rejected", "93.184.216.34.", A, null, true}, |
| 91 | + {"A: octet out of range rejected", "256.0.0.1", A, null, true}, |
| 92 | + |
| 93 | + // ---------------------------------------------------------------- |
| 94 | + // AAAA record |
| 95 | + // ---------------------------------------------------------------- |
| 96 | + {"AAAA: full IPv6", "2001:0db8:0000:0000:0000:0000:0000:0001", AAAA, |
| 97 | + "2001:0db8:0000:0000:0000:0000:0000:0001", false}, |
| 98 | + |
| 99 | + {"AAAA: compressed IPv6", "2001:db8::1", AAAA, "2001:db8::1", false}, |
| 100 | + {"AAAA: loopback", "::1", AAAA, "::1", false}, |
| 101 | + {"AAAA: all zeros", "::", AAAA, "::", false}, |
| 102 | + {"AAAA: whitespace", " 2001:db8::1 ", AAAA, "2001:db8::1", false}, |
| 103 | + |
| 104 | + {"AAAA: IPv4 rejected", "93.184.216.34", AAAA, null, true}, |
| 105 | + {"AAAA: domain rejected", "example.com", AAAA, null, true}, |
| 106 | + {"AAAA: invalid hex rejected", "2001:db8::xyz", AAAA, null, true}, |
| 107 | + |
| 108 | + // ---------------------------------------------------------------- |
| 109 | + // CNAME record |
| 110 | + // ---------------------------------------------------------------- |
| 111 | + {"CNAME: basic", "target.example.com", CNAME, "target.example.com.", false}, |
| 112 | + {"CNAME: uppercase", "TARGET.EXAMPLE.COM", CNAME, "target.example.com.", false}, |
| 113 | + {"CNAME: trailing dot", "target.example.com.", CNAME, "target.example.com.", false}, |
| 114 | + {"CNAME: whitespace", " target.example.com ", CNAME, "target.example.com.", false}, |
| 115 | + {"CNAME: subdomain", "sub.target.example.com", CNAME, "sub.target.example.com.", false}, |
| 116 | + |
| 117 | + {"CNAME: IP rejected", "192.168.1.1", CNAME, null, true}, |
| 118 | + {"CNAME: invalid label", "-bad.example.com", CNAME, null, true}, |
| 119 | + |
| 120 | + // ---------------------------------------------------------------- |
| 121 | + // NS record |
| 122 | + // ---------------------------------------------------------------- |
| 123 | + {"NS: basic", "ns1.example.com", NS, "ns1.example.com.", false}, |
| 124 | + {"NS: uppercase", "NS1.EXAMPLE.COM", NS, "ns1.example.com.", false}, |
| 125 | + {"NS: trailing dot", "ns1.example.com.", NS, "ns1.example.com.", false}, |
| 126 | + {"NS: subdomain", "ns1.sub.example.com", NS, "ns1.sub.example.com.", false}, |
| 127 | + |
| 128 | + {"NS: IP rejected", "8.8.8.8", NS, null, true}, |
| 129 | + {"NS: invalid label", "ns1-.example.com", NS, null, true}, |
| 130 | + |
| 131 | + // ---------------------------------------------------------------- |
| 132 | + // PTR record |
| 133 | + // ---------------------------------------------------------------- |
| 134 | + {"PTR: basic", "host.example.com", PTR, "host.example.com.", false}, |
| 135 | + {"PTR: in-addr.arpa", "1.168.192.in-addr.arpa", PTR, "1.168.192.in-addr.arpa.", false}, |
| 136 | + {"PTR: uppercase", "HOST.EXAMPLE.COM", PTR, "host.example.com.", false}, |
| 137 | + {"PTR: trailing dot", "host.example.com.", PTR, "host.example.com.", false}, |
| 138 | + |
| 139 | + {"PTR: IP rejected", "192.168.1.1", PTR, null, true}, |
| 140 | + {"PTR: invalid label", "-host.example.com", PTR, null, true}, |
| 141 | + |
| 142 | + // ---------------------------------------------------------------- |
| 143 | + // MX record |
| 144 | + // ---------------------------------------------------------------- |
| 145 | + {"MX: standard", "10 mail.example.com", MX, "10 mail.example.com.", false}, |
| 146 | + {"MX: zero priority", "0 mail.example.com", MX, "0 mail.example.com.", false}, |
| 147 | + {"MX: max priority", "65535 mail.example.com", MX, "65535 mail.example.com.", false}, |
| 148 | + {"MX: uppercase", "10 MAIL.EXAMPLE.COM", MX, "10 mail.example.com.", false}, |
| 149 | + {"MX: trailing dot", "10 mail.example.com.", MX, "10 mail.example.com.", false}, |
| 150 | + {"MX: extra whitespace", "10 mail.example.com", MX, "10 mail.example.com.", false}, |
| 151 | + |
| 152 | + {"MX: missing domain", "10", MX, null, true}, |
| 153 | + {"MX: priority out of range", "65536 mail.example.com", MX, null, true}, |
| 154 | + {"MX: non-numeric priority", "abc mail.example.com", MX, null, true}, |
| 155 | + {"MX: IP rejected", "10 192.168.1.1", MX, null, true}, |
| 156 | + |
| 157 | + // ---------------------------------------------------------------- |
| 158 | + // SRV record |
| 159 | + // ---------------------------------------------------------------- |
| 160 | + {"SRV: standard", "10 20 443 target.example.com", SRV, "10 20 443 target.example.com.", false}, |
| 161 | + {"SRV: zeros", "0 0 1 target.example.com", SRV, "0 0 1 target.example.com.", false}, |
| 162 | + {"SRV: max values", "65535 65535 65535 target.example.com", SRV, "65535 65535 65535 target.example.com.", false}, |
| 163 | + {"SRV: uppercase", "10 20 443 TARGET.EXAMPLE.COM", SRV, "10 20 443 target.example.com.", false}, |
| 164 | + {"SRV: trailing dot", "10 20 443 target.example.com.", SRV, "10 20 443 target.example.com.", false}, |
| 165 | + |
| 166 | + {"SRV: missing target", "10 20 443", SRV, null, true}, |
| 167 | + {"SRV: port 0", "10 20 0 target.example.com", SRV, null, true}, |
| 168 | + {"SRV: priority out of range", "65536 20 443 target.example.com", SRV, null, true}, |
| 169 | + {"SRV: IP rejected", "10 20 443 192.168.1.1", SRV, null, true}, |
| 170 | + |
| 171 | + // ---------------------------------------------------------------- |
| 172 | + // TXT record |
| 173 | + // ---------------------------------------------------------------- |
| 174 | + {"TXT: trim", " hello world ", TXT, "hello world", false}, |
| 175 | + {"TXT: already clean", "v=spf1 include:example.com ~all", TXT, "v=spf1 include:example.com ~all", false}, |
| 176 | + {"TXT: special chars", "v=DKIM1; k=rsa; p=MIGf", TXT, "v=DKIM1; k=rsa; p=MIGf", false}, |
| 177 | + {"TXT: unicode", "héllo wörld", TXT, "héllo wörld", false}, |
| 178 | + {"TXT: multiple spaces", "key=value with spaces", TXT, "key=value with spaces", false}, |
| 179 | + {"TXT: quoted", "\"quoted value\"", TXT, "\"quoted value\"", false}, |
| 180 | + {"TXT: blank", " ", TXT, null, true}, |
| 181 | + {"TXT: newline", "\n", TXT, null, true}, |
| 182 | + }); |
| 183 | + } |
| 184 | + |
| 185 | + @Test |
| 186 | + public void testNormalizeDnsRecordValue() { |
| 187 | + if (expectException) { |
| 188 | + try { |
| 189 | + DnsProviderUtil.normalizeDnsRecordValue(input, recordType); |
| 190 | + fail("Expected IllegalArgumentException for [" + description + "] input='" + input + "'"); |
| 191 | + } catch (IllegalArgumentException ignored) {} |
| 192 | + } else { |
| 193 | + String result = DnsProviderUtil.normalizeDnsRecordValue(input, recordType); |
| 194 | + assertEquals(description, expected, result); |
| 195 | + } |
| 196 | + } |
| 197 | +} |
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