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Improve base DNS transports & Minor fixes

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This commit is contained in:
世界 2024-06-07 15:59:56 +08:00
parent eb23752ae7
commit 201c239393
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GPG key ID: CD109927C34A63C4
3 changed files with 25 additions and 32 deletions
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16
go.mod
View file

@ -18,7 +18,7 @@ require (
github.com/logrusorgru/aurora v2.0.3+incompatible github.com/logrusorgru/aurora v2.0.3+incompatible
github.com/metacubex/tfo-go v0.0.0-20240821025650-e9be0afd5e7d github.com/metacubex/tfo-go v0.0.0-20240821025650-e9be0afd5e7d
github.com/mholt/acmez v1.2.0 github.com/mholt/acmez v1.2.0
github.com/miekg/dns v1.1.59 github.com/miekg/dns v1.1.61
github.com/ooni/go-libtor v1.1.8 github.com/ooni/go-libtor v1.1.8
github.com/oschwald/maxminddb-golang v1.12.0 github.com/oschwald/maxminddb-golang v1.12.0
github.com/sagernet/bbolt v0.0.0-20231014093535-ea5cb2fe9f0a github.com/sagernet/bbolt v0.0.0-20231014093535-ea5cb2fe9f0a
@ -28,7 +28,7 @@ require (
github.com/sagernet/quic-go v0.46.0-beta.4 github.com/sagernet/quic-go v0.46.0-beta.4
github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691 github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691
github.com/sagernet/sing v0.5.0-beta.1 github.com/sagernet/sing v0.5.0-beta.1
github.com/sagernet/sing-dns v0.2.3 github.com/sagernet/sing-dns v0.3.0-beta.14
github.com/sagernet/sing-mux v0.2.0 github.com/sagernet/sing-mux v0.2.0
github.com/sagernet/sing-quic v0.3.0-beta.3 github.com/sagernet/sing-quic v0.3.0-beta.3
github.com/sagernet/sing-shadowsocks v0.2.7 github.com/sagernet/sing-shadowsocks v0.2.7
@ -44,9 +44,9 @@ require (
github.com/stretchr/testify v1.9.0 github.com/stretchr/testify v1.9.0
go.uber.org/zap v1.27.0 go.uber.org/zap v1.27.0
go4.org/netipx v0.0.0-20231129151722-fdeea329fbba go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
golang.org/x/crypto v0.24.0 golang.org/x/crypto v0.25.0
golang.org/x/net v0.26.0 golang.org/x/net v0.27.0
golang.org/x/sys v0.21.0 golang.org/x/sys v0.22.0
golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6 golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
google.golang.org/grpc v1.63.2 google.golang.org/grpc v1.63.2
google.golang.org/protobuf v1.33.0 google.golang.org/protobuf v1.33.0
@ -89,12 +89,12 @@ require (
github.com/vishvananda/netns v0.0.4 // indirect github.com/vishvananda/netns v0.0.4 // indirect
github.com/zeebo/blake3 v0.2.3 // indirect github.com/zeebo/blake3 v0.2.3 // indirect
go.uber.org/multierr v1.11.0 // indirect go.uber.org/multierr v1.11.0 // indirect
golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 // indirect
golang.org/x/mod v0.18.0 // indirect golang.org/x/mod v0.19.0 // indirect
golang.org/x/sync v0.7.0 // indirect golang.org/x/sync v0.7.0 // indirect
golang.org/x/text v0.16.0 // indirect golang.org/x/text v0.16.0 // indirect
golang.org/x/time v0.5.0 // indirect golang.org/x/time v0.5.0 // indirect
golang.org/x/tools v0.22.0 // indirect golang.org/x/tools v0.23.0 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect gopkg.in/yaml.v3 v3.0.1 // indirect

34
go.sum
View file

@ -78,8 +78,8 @@ github.com/metacubex/tfo-go v0.0.0-20240821025650-e9be0afd5e7d h1:j9LtzkYstLFoNv
github.com/metacubex/tfo-go v0.0.0-20240821025650-e9be0afd5e7d/go.mod h1:c7bVFM9f5+VzeZ/6Kg77T/jrg1Xp8QpqlSHvG/aXVts= github.com/metacubex/tfo-go v0.0.0-20240821025650-e9be0afd5e7d/go.mod h1:c7bVFM9f5+VzeZ/6Kg77T/jrg1Xp8QpqlSHvG/aXVts=
github.com/mholt/acmez v1.2.0 h1:1hhLxSgY5FvH5HCnGUuwbKY2VQVo8IU7rxXKSnZ7F30= github.com/mholt/acmez v1.2.0 h1:1hhLxSgY5FvH5HCnGUuwbKY2VQVo8IU7rxXKSnZ7F30=
github.com/mholt/acmez v1.2.0/go.mod h1:VT9YwH1xgNX1kmYY89gY8xPJC84BFAisjo8Egigt4kE= github.com/mholt/acmez v1.2.0/go.mod h1:VT9YwH1xgNX1kmYY89gY8xPJC84BFAisjo8Egigt4kE=
github.com/miekg/dns v1.1.59 h1:C9EXc/UToRwKLhK5wKU/I4QVsBUc8kE6MkHBkeypWZs= github.com/miekg/dns v1.1.61 h1:nLxbwF3XxhwVSm8g9Dghm9MHPaUZuqhPiGL+675ZmEs=
github.com/miekg/dns v1.1.59/go.mod h1:nZpewl5p6IvctfgrckopVx2OlSEHPRO/U4SYkRklrEk= github.com/miekg/dns v1.1.61/go.mod h1:mnAarhS3nWaW+NVP2wTkYVIZyHNJ098SJZUki3eykwQ=
github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs= github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs=
github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno= github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
github.com/onsi/ginkgo/v2 v2.9.7 h1:06xGQy5www2oN160RtEZoTvnP2sPhEfePYmCDc2szss= github.com/onsi/ginkgo/v2 v2.9.7 h1:06xGQy5www2oN160RtEZoTvnP2sPhEfePYmCDc2szss=
@ -119,8 +119,8 @@ github.com/sagernet/reality v0.0.0-20230406110435-ee17307e7691/go.mod h1:B8lp4Wk
github.com/sagernet/sing v0.2.18/go.mod h1:OL6k2F0vHmEzXz2KW19qQzu172FDgSbUSODylighuVo= github.com/sagernet/sing v0.2.18/go.mod h1:OL6k2F0vHmEzXz2KW19qQzu172FDgSbUSODylighuVo=
github.com/sagernet/sing v0.5.0-beta.1 h1:THZMZgJcDQxutE++6Ckih1HlvMtXple94RBGa6GSg2I= github.com/sagernet/sing v0.5.0-beta.1 h1:THZMZgJcDQxutE++6Ckih1HlvMtXple94RBGa6GSg2I=
github.com/sagernet/sing v0.5.0-beta.1/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak= github.com/sagernet/sing v0.5.0-beta.1/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing-dns v0.2.3 h1:YzeBUn2tR38F7HtvGEQ0kLRLmZWMEgi/+7wqa4Twb1k= github.com/sagernet/sing-dns v0.3.0-beta.14 h1:/s+fJzYKsvLaNDt/2rjpsrDcN8wmCO2JbX6OFrl8Nww=
github.com/sagernet/sing-dns v0.2.3/go.mod h1:BJpJv6XLnrUbSyIntOT6DG9FW0f4fETmPAHvNjOprLg= github.com/sagernet/sing-dns v0.3.0-beta.14/go.mod h1:rscgSr5ixOPk8XM9ZMLuMXCyldEQ1nLvdl0nfv+lp00=
github.com/sagernet/sing-mux v0.2.0 h1:4C+vd8HztJCWNYfufvgL49xaOoOHXty2+EAjnzN3IYo= github.com/sagernet/sing-mux v0.2.0 h1:4C+vd8HztJCWNYfufvgL49xaOoOHXty2+EAjnzN3IYo=
github.com/sagernet/sing-mux v0.2.0/go.mod h1:khzr9AOPocLa+g53dBplwNDz4gdsyx/YM3swtAhlkHQ= github.com/sagernet/sing-mux v0.2.0/go.mod h1:khzr9AOPocLa+g53dBplwNDz4gdsyx/YM3swtAhlkHQ=
github.com/sagernet/sing-quic v0.3.0-beta.3 h1:8S98VXZxtSiOqVCFbCNbMEvKDPhOF/VNBYMjVC3xMhw= github.com/sagernet/sing-quic v0.3.0-beta.3 h1:8S98VXZxtSiOqVCFbCNbMEvKDPhOF/VNBYMjVC3xMhw=
@ -172,16 +172,16 @@ go4.org/netipx v0.0.0-20231129151722-fdeea329fbba h1:0b9z3AuHCjxk0x/opv64kcgZLBs
go4.org/netipx v0.0.0-20231129151722-fdeea329fbba/go.mod h1:PLyyIXexvUFg3Owu6p/WfdlivPbZJsZdgWZlrGope/Y= go4.org/netipx v0.0.0-20231129151722-fdeea329fbba/go.mod h1:PLyyIXexvUFg3Owu6p/WfdlivPbZJsZdgWZlrGope/Y=
golang.org/x/crypto v0.0.0-20190404164418-38d8ce5564a5/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE= golang.org/x/crypto v0.0.0-20190404164418-38d8ce5564a5/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8= golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
golang.org/x/crypto v0.24.0 h1:mnl8DM0o513X8fdIkmyFE/5hTYxbwYOjDS/+rK6qpRI= golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30=
golang.org/x/crypto v0.24.0/go.mod h1:Z1PMYSOR5nyMcyAVAIQSKCDwalqy85Aqn1x3Ws4L5DM= golang.org/x/crypto v0.25.0/go.mod h1:T+wALwcMOSE0kXgUAnPAHqTLW+XHgcELELW8VaDgm/M=
golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 h1:yixxcjnhBmY0nkL253HFVIm0JsFHwrHdT3Yh6szTnfY= golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 h1:2dVuKD2vS7b0QIHQbpyTISPd0LeHDbnYEryqj5Q1ug8=
golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI= golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56/go.mod h1:M4RDyNAINzryxdtnbRXRL/OHtkFuWGRjvuhBJpk2IlY=
golang.org/x/mod v0.18.0 h1:5+9lSbEzPSdWkH32vYPBwEpX8KwDbM52Ud9xBUvNlb0= golang.org/x/mod v0.19.0 h1:fEdghXQSo20giMthA7cd28ZC+jts4amQ3YMXiP5oMQ8=
golang.org/x/mod v0.18.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c= golang.org/x/mod v0.19.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y= golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/net v0.26.0 h1:soB7SVo0PWrY4vPW/+ay0jKDNScG2X9wFeYlXIvJsOQ= golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
golang.org/x/net v0.26.0/go.mod h1:5YKkiSynbBIh3p6iOc/vibscux0x38BZDkn8sCUPxHE= golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M= golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@ -192,10 +192,10 @@ golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.21.0 h1:rF+pYz3DAGSQAxAu1CbC7catZg4ebC4UIeIhKxBZvws= golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
golang.org/x/sys v0.21.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.21.0 h1:WVXCp+/EBEHOj53Rvu+7KiT/iElMrO8ACK16SMZ3jaA= golang.org/x/term v0.22.0 h1:BbsgPEJULsl2fV/AT3v15Mjva5yXKQDyKf+TbDz7QJk=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4= golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
@ -203,8 +203,8 @@ golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk= golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM= golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.22.0 h1:gqSGLZqv+AI9lIQzniJ0nZDRG5GBPsSi+DRNHWNz6yA= golang.org/x/tools v0.23.0 h1:SGsXPZ+2l4JsgaCKkx+FQ9YZ5XEtA1GZYuoDjenLjvg=
golang.org/x/tools v0.22.0/go.mod h1:aCwcsjqvq7Yqt6TNyX7QMU2enbQ/Gt0bo6krSeEri+c= golang.org/x/tools v0.23.0/go.mod h1:pnu6ufv6vQkll6szChhK3C3L/ruaIv5eBeztNG8wtsI=
golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6 h1:CawjfCvYQH2OU3/TnxLx97WDSUDRABfT18pCOYwc2GE= golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6 h1:CawjfCvYQH2OU3/TnxLx97WDSUDRABfT18pCOYwc2GE=
golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6/go.mod h1:3rxYc4HtVcSG9gVaTs2GEBdehh+sYPOwKtyUWEOTb80= golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6/go.mod h1:3rxYc4HtVcSG9gVaTs2GEBdehh+sYPOwKtyUWEOTb80=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de h1:cZGRis4/ot9uVm639a+rHCUaG0JJHEsdyzSQTMX+suY= google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de h1:cZGRis4/ot9uVm639a+rHCUaG0JJHEsdyzSQTMX+suY=

7
route/router_dns.go
View file

@ -8,7 +8,6 @@ import (
"time" "time"
"github.com/sagernet/sing-box/adapter" "github.com/sagernet/sing-box/adapter"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-dns" "github.com/sagernet/sing-dns"
"github.com/sagernet/sing/common/cache" "github.com/sagernet/sing/common/cache"
E "github.com/sagernet/sing/common/exceptions" E "github.com/sagernet/sing/common/exceptions"
@ -125,12 +124,10 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
for { for {
var ( var (
dnsCtx context.Context dnsCtx context.Context
cancel context.CancelFunc
addressLimit bool addressLimit bool
) )
dnsCtx, transport, strategy, rule, ruleIndex = r.matchDNS(ctx, true, ruleIndex, isAddressQuery(message)) dnsCtx, transport, strategy, rule, ruleIndex = r.matchDNS(ctx, true, ruleIndex, isAddressQuery(message))
dnsCtx, cancel = context.WithTimeout(dnsCtx, C.DNSTimeout)
if rule != nil && rule.WithAddressLimit() { if rule != nil && rule.WithAddressLimit() {
addressLimit = true addressLimit = true
response, err = r.dnsClient.ExchangeWithResponseCheck(dnsCtx, transport, message, strategy, func(response *mDNS.Msg) bool { response, err = r.dnsClient.ExchangeWithResponseCheck(dnsCtx, transport, message, strategy, func(response *mDNS.Msg) bool {
@ -141,7 +138,6 @@ func (r *Router) Exchange(ctx context.Context, message *mDNS.Msg) (*mDNS.Msg, er
addressLimit = false addressLimit = false
response, err = r.dnsClient.Exchange(dnsCtx, transport, message, strategy) response, err = r.dnsClient.Exchange(dnsCtx, transport, message, strategy)
} }
cancel()
var rejected bool var rejected bool
if err != nil { if err != nil {
if errors.Is(err, dns.ErrResponseRejectedCached) { if errors.Is(err, dns.ErrResponseRejectedCached) {
@ -206,7 +202,6 @@ func (r *Router) Lookup(ctx context.Context, domain string, strategy dns.DomainS
for { for {
var ( var (
dnsCtx context.Context dnsCtx context.Context
cancel context.CancelFunc
addressLimit bool addressLimit bool
) )
metadata.ResetRuleCache() metadata.ResetRuleCache()
@ -215,7 +210,6 @@ func (r *Router) Lookup(ctx context.Context, domain string, strategy dns.DomainS
if strategy == dns.DomainStrategyAsIS { if strategy == dns.DomainStrategyAsIS {
strategy = transportStrategy strategy = transportStrategy
} }
dnsCtx, cancel = context.WithTimeout(dnsCtx, C.DNSTimeout)
if rule != nil && rule.WithAddressLimit() { if rule != nil && rule.WithAddressLimit() {
addressLimit = true addressLimit = true
responseAddrs, err = r.dnsClient.LookupWithResponseCheck(dnsCtx, transport, domain, strategy, func(responseAddrs []netip.Addr) bool { responseAddrs, err = r.dnsClient.LookupWithResponseCheck(dnsCtx, transport, domain, strategy, func(responseAddrs []netip.Addr) bool {
@ -226,7 +220,6 @@ func (r *Router) Lookup(ctx context.Context, domain string, strategy dns.DomainS
addressLimit = false addressLimit = false
responseAddrs, err = r.dnsClient.Lookup(dnsCtx, transport, domain, strategy) responseAddrs, err = r.dnsClient.Lookup(dnsCtx, transport, domain, strategy)
} }
cancel()
if err != nil { if err != nil {
if errors.Is(err, dns.ErrResponseRejectedCached) { if errors.Is(err, dns.ErrResponseRejectedCached) {
r.dnsLogger.DebugContext(ctx, "response rejected for ", domain, " (cached)") r.dnsLogger.DebugContext(ctx, "response rejected for ", domain, " (cached)")