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Update dns.md

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mzz 2023-03-17 04:41:46 +08:00 committed by GitHub
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@ -19,34 +19,37 @@ dns {
}
# The routing format of 'request' and 'response' is similar with section 'routing'.
# See https://github.com/daeuniverse/dae/blob/main/docs/routing.md
request {
# Built-in upstream in 'request': asis.
# You can also use user-defined upstreams.
routing {
request {
# Built-in upstream in 'request': asis.
# You can also use user-defined upstreams.
# Available functions: qname, qtype.
# Available functions: qname, qtype.
# DNS request name (omit suffix dot '.').
qname(suffix: abc.com, keyword: google) -> googledns
qname(full: ok.com, regex: '^yes') -> googledns
# DNS request type
qtype(a, aaaa) -> alidns
qtype(cname) -> googledns
# DNS request name (omit suffix dot '.').
qname(suffix: abc.com, keyword: google) -> googledns
qname(full: ok.com, regex: '^yes') -> googledns
# DNS request type
qtype(a, aaaa) -> alidns
qtype(cname) -> googledns
# If no match, fallback to this upstream.
fallback: asis
}
response {
# No built-in upstream in 'response'.
# You can use user-defined upstreams.
# Available functions: qname, qtype, upstream, ip.
# Accept the response if the request is sent to upstream 'googledns'. This is useful to avoid loop.
upstream(googledns) -> accept
# If DNS request name is not in CN and response answers include private IP, which is most likely polluted
# in China mainland. Therefore, resend DNS request to 'googledns' to get correct result.
!qname(geosite:cn) && ip(geoip:private) -> googledns
fallback: accept
# If no match, fallback to this upstream.
fallback: asis
}
response {
# No built-in upstream in 'response'.
# You can use user-defined upstreams.
# Available functions: qname, qtype, upstream, ip.
# Accept the response if the request is sent to upstream 'googledns'. This is useful to avoid loop.
upstream(googledns) -> accept
# If DNS request name is not in CN and response answers include private IP, which is most likely polluted
# in China mainland. Therefore, resend DNS request to 'googledns' to get correct result.
!qname(geosite:cn) && ip(geoip:private) -> googledns
fallback: accept
}
}
}
```