rdata_parsers: add RFC 9460 test vectors
See https://datatracker.ietf.org/doc/html/rfc9460#appendix-D Tests that we can parse the presentation format for each of the positive test vectors. Possible follow-up work: * Add the negative failure tests * Add coverage for wire format matching expected
This commit is contained in:
Daniel McCarney
Dirkjan Ochtman
parent
ccfdb8479d
commit
2913b659e3
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@ -430,7 +430,177 @@ mod tests {
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}
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}
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const CF_SVCB_RECORD: &str = "crypto.cloudflare.com. 1664 IN SVCB 1 . alpn=\"http/1.1,h2\" ipv4hint=162.159.137.85,162.159.138.85 ech=AEX+DQBBtgAgACBMmGJQR02doup+5VPMjYpe5HQQ/bpntFCxDa8LT2PLAgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:7::a29f:8955,2606:4700:7::a29f:8a5";
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/// Test with RFC 9460 Appendix D test vectors
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/// <https://datatracker.ietf.org/doc/html/rfc9460#appendix-D>
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// TODO(XXX): Consider adding the negative "Failure Cases" from D.3.
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#[test]
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fn test_rfc9460_vectors() {
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#[derive(Debug)]
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struct TestVector {
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record: &'static str,
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record_type: RecordType,
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target_name: Name,
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priority: u16,
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params: Vec<(SvcParamKey, SvcParamValue)>,
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}
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#[derive(Debug)]
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enum RecordType {
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SVCB,
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HTTPS,
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}
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// NOTE: In each case the test vector from the RFC was augmented with a TTL (42 in each
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// case). The parser requires this but the test vectors do not include it.
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let vectors: [TestVector; 6] = [
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// https://datatracker.ietf.org/doc/html/rfc9460#appendix-D.1
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// Figure 2: AliasMode
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TestVector {
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record: "example.com. 42 HTTPS 0 foo.example.com.",
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record_type: RecordType::HTTPS,
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target_name: Name::from_str("foo.example.com.").unwrap(),
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priority: 0,
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params: Vec::new(),
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},
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// https://datatracker.ietf.org/doc/html/rfc9460#appendix-D.2
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// Figure 3: TargetName Is "."
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TestVector {
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record: "example.com. 42 SVCB 1 .",
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record_type: RecordType::SVCB,
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target_name: Name::from_str(".").unwrap(),
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priority: 1,
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params: Vec::new(),
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},
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// Figure 4: Specifies a Port
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TestVector {
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record: "example.com. 42 SVCB 16 foo.example.com. port=53",
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.com").unwrap(),
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priority: 16,
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params: vec![(SvcParamKey::Port, SvcParamValue::Port(53))],
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},
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/*
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* TODO(XXX): ParseError { kind: Message("Bad Key type or unsupported, see generic key option, e.g. key1234"), backtrack: None }
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// Figure 5: A Generic Key and Unquoted Value
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TestVector {
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record: "example.com. 42 SVCB 1 foo.example.com. key667=hello",
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.com.").unwrap(),
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priority: 1,
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params: vec![(
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SvcParamKey::Key(667),
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SvcParamValue::Unknown(Unknown(b"hello".into())),
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)],
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},
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// Figure 6: A Generic Key and Quoted Value with a Decimal Escape
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TestVector {
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record: r#"example.com. 42 SVCB 1 foo.example.com. key667="hello\210qoo""#,
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.com.").unwrap(),
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priority: 1,
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params: vec![(
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SvcParamKey::Key(667),
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SvcParamValue::Unknown(Unknown(b"hello\\210qoo".into())),
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)],
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},
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*/
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// Figure 7: Two Quoted IPv6 Hints
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TestVector {
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record: r#"example.com. 42 SVCB 1 foo.example.com. (ipv6hint="2001:db8::1,2001:db8::53:1")"#,
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.com.").unwrap(),
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priority: 1,
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params: vec![(
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SvcParamKey::Ipv6Hint,
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SvcParamValue::Ipv6Hint(IpHint(vec![
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AAAA::new(0x2001, 0xdb8, 0, 0, 0, 0, 0, 1),
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AAAA::new(0x2001, 0xdb8, 0, 0, 0, 0, 0x53, 1),
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])),
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)],
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},
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// Figure 8: An IPv6 Hint Using the Embedded IPv4 Syntax
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TestVector {
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record: r#"example.com. 42 SVCB 1 example.com. (ipv6hint="2001:db8:122:344::192.0.2.33")"#,
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record_type: RecordType::SVCB,
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target_name: Name::from_str("example.com.").unwrap(),
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priority: 1,
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params: vec![(
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SvcParamKey::Ipv6Hint,
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SvcParamValue::Ipv6Hint(IpHint(vec![AAAA::new(
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0x2001, 0xdb8, 0x122, 0x344, 0, 0, 0xc000, 0x221,
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)])),
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)],
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},
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// Figure 9: SvcParamKey Ordering Is Arbitrary in Presentation Format but Sorted in Wire Format
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TestVector {
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record: r#"example.com. 42 SVCB 16 foo.example.org. (alpn=h2,h3-19 mandatory=ipv4hint,alpn ipv4hint=192.0.2.1)"#,
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.org.").unwrap(),
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priority: 16,
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params: vec![
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(
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SvcParamKey::Alpn,
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SvcParamValue::Alpn(Alpn(vec!["h2".to_owned(), "h3-19".to_owned()])),
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),
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(
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SvcParamKey::Mandatory,
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SvcParamValue::Mandatory(Mandatory(vec![
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SvcParamKey::Ipv4Hint,
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SvcParamKey::Alpn,
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])),
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),
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(
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SvcParamKey::Ipv4Hint,
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SvcParamValue::Ipv4Hint(IpHint(vec![A::new(192, 0, 2, 1)])),
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),
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],
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},
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// Figure 10: An "alpn" Value with an Escaped Comma and an Escaped Backslash in Two Presentation Formats
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/*
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* TODO(XXX): Parser does not support escaped list delimiter.
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TestVector {
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record: r#"example.com. 42 SVCB 16 foo.example.org. alpn="f\\\\oo\,bar,h2""#,
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.org.").unwrap(),
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priority: 16,
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params: vec![(
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SvcParamKey::Alpn,
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SvcParamValue::Alpn(Alpn(vec![r#"f\\oo,bar"#.to_owned(), "h2".to_owned()])),
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)],
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},
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*/
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/*
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* TODO(XXX): Parser does not replace escaped characters, does not see "\092," as
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* an escaped delim.
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TestVector {
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record: r#"example.com. 42 SVCB 116 foo.example.org. alpn=f\\\092oo\092,bar,h2""#,
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record_type: RecordType::SVCB,
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target_name: Name::from_str("foo.example.org.").unwrap(),
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priority: 16,
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params: vec![(
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SvcParamKey::Alpn,
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SvcParamValue::Alpn(Alpn(vec![r#"f\\oo,bar"#.to_owned(), "h2".to_owned()])),
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)],
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},
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*/
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];
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for record in vectors {
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let expected_scvb = SVCB::new(record.priority, record.target_name, record.params);
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match record.record_type {
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RecordType::SVCB => {
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let parsed: SVCB = parse_record(record.record);
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assert_eq!(parsed, expected_scvb);
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}
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RecordType::HTTPS => {
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let parsed: HTTPS = parse_record(record.record);
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assert_eq!(parsed, HTTPS(expected_scvb));
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}
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};
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}
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}
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const CF_SVCB_RECORD: & str = "crypto.cloudflare.com. 1664 IN SVCB 1 . alpn=\"http/1.1,h2\" ipv4hint=162.159.137.85,162.159.138.85 ech=AEX+DQBBtgAgACBMmGJQR02doup+5VPMjYpe5HQQ/bpntFCxDa8LT2PLAgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:7::a29f:8955,2606:4700:7::a29f:8a5";
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const CF_HTTPS_RECORD: &str = "crypto.cloudflare.com. 1664 IN HTTPS 1 . alpn=\"http/1.1,h2\" ipv4hint=162.159.137.85,162.159.138.85 ech=AEX+DQBBtgAgACBMmGJQR02doup+5VPMjYpe5HQQ/bpntFCxDa8LT2PLAgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:7::a29f:8955,2606:4700:7::a29f:8a5";
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const GOOGLE_HTTPS_RECORD: &str = "google.com 21132 IN HTTPS 1 . alpn=\"h2,h3\"";
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}
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