lib/connections: Upgrade QUIC package, use contexts for timeout (#5972)
This commit is contained in:
Jakob Borg
GitHub
parent
534f07d9ca
commit
c2ea9d119d
12
go.mod
12
go.mod
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@ -15,16 +15,18 @@ require (
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github.com/gobwas/glob v0.0.0-20170212200151-51eb1ee00b6d
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github.com/gogo/protobuf v1.2.1
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github.com/golang/groupcache v0.0.0-20171101203131-84a468cf14b4
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github.com/golang/mock v1.3.1 // indirect
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github.com/golang/protobuf v1.3.2 // indirect
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github.com/jackpal/gateway v0.0.0-20161225004348-5795ac81146e
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github.com/kballard/go-shellquote v0.0.0-20170619183022-cd60e84ee657
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github.com/kr/pretty v0.1.0 // indirect
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github.com/lib/pq v1.2.0
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github.com/lucas-clemente/quic-go v0.11.2
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github.com/lucas-clemente/quic-go v0.12.0
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github.com/maruel/panicparse v1.3.0
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github.com/mattn/go-isatty v0.0.9
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github.com/minio/sha256-simd v0.0.0-20190117184323-cc1980cb0338
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github.com/onsi/ginkgo v1.8.0 // indirect
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github.com/onsi/gomega v1.5.0 // indirect
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github.com/onsi/ginkgo v1.9.0 // indirect
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github.com/onsi/gomega v1.6.0 // indirect
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github.com/oschwald/geoip2-golang v1.3.0
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github.com/oschwald/maxminddb-golang v0.0.0-20170901134056-26fe5ace1c70 // indirect
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github.com/petermattis/goid v0.0.0-20170816195418-3db12ebb2a59 // indirect
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@ -38,8 +40,8 @@ require (
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github.com/thejerf/suture v3.0.2+incompatible
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github.com/urfave/cli v1.21.0
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github.com/vitrun/qart v0.0.0-20160531060029-bf64b92db6b0
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golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8
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golang.org/x/net v0.0.0-20190613194153-d28f0bde5980
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golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586
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golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7
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golang.org/x/text v0.3.2
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golang.org/x/time v0.0.0-20170927054726-6dc17368e09b
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gopkg.in/asn1-ber.v1 v1.0.0-20170511165959-379148ca0225 // indirect
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35
go.sum
35
go.sum
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@ -50,10 +50,15 @@ github.com/golang/groupcache v0.0.0-20171101203131-84a468cf14b4 h1:6o8aP0LGMKzo3
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github.com/golang/groupcache v0.0.0-20171101203131-84a468cf14b4/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
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github.com/golang/mock v1.2.0 h1:28o5sBqPkBsMGnC6b4MvE2TzSr5/AT4c/1fLqVGIwlk=
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github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
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github.com/golang/mock v1.3.1 h1:qGJ6qTW+x6xX/my+8YUVl4WNpX9B7+/l2tRsHGZ7f2s=
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github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y=
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github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM=
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github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
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github.com/golang/protobuf v1.3.0/go.mod h1:Qd/q+1AKNOZr9uGQzbzCmRO6sUih6GTPZv6a1/R87v0=
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github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
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github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
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github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs=
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github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
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github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
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github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
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github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
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@ -75,10 +80,11 @@ github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
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github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
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github.com/lib/pq v1.2.0 h1:LXpIM/LZ5xGFhOpXAQUIMM1HdyqzVYM13zNdjCEEcA0=
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github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
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github.com/lucas-clemente/quic-go v0.11.2 h1:Mop0ac3zALaBR3wGs6j8OYe/tcFvFsxTUFMkE/7yUOI=
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github.com/lucas-clemente/quic-go v0.11.2/go.mod h1:PpMmPfPKO9nKJ/psF49ESTAGQSdfXxlg1otPbEB2nOw=
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github.com/marten-seemann/qtls v0.2.3 h1:0yWJ43C62LsZt08vuQJDK1uC1czUc3FJeCLPoNAI4vA=
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github.com/marten-seemann/qtls v0.2.3/go.mod h1:xzjG7avBwGGbdZ8dTGxlBnLArsVKLvwmjgmPuiQEcYk=
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github.com/lucas-clemente/quic-go v0.12.0 h1:dYHUyB50gEQlK3KqytmNySzuyzAcaQ3iuI2ZReAfVrE=
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github.com/lucas-clemente/quic-go v0.12.0/go.mod h1:UXJJPE4RfFef/xPO5wQm0tITK8gNfqwTxjbE7s3Vb8s=
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github.com/marten-seemann/qpack v0.1.0/go.mod h1:LFt1NU/Ptjip0C2CPkhimBz5CGE3WGDAUWqna+CNTrI=
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github.com/marten-seemann/qtls v0.3.2 h1:O7awy4bHEzSX/K3h+fZig3/Vo03s/RxlxgsAk9sYamI=
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github.com/marten-seemann/qtls v0.3.2/go.mod h1:xzjG7avBwGGbdZ8dTGxlBnLArsVKLvwmjgmPuiQEcYk=
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github.com/maruel/panicparse v1.3.0 h1:1Ep/RaYoSL1r5rTILHQQbyzHG8T4UP5ZbQTYTo4bdDc=
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github.com/maruel/panicparse v1.3.0/go.mod h1:vszMjr5QQ4F5FSRfraldcIA/BCw5xrdLL+zEcU2nRBs=
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github.com/mattn/go-colorable v0.1.1 h1:G1f5SKeVxmagw/IyvzvtZE4Gybcc4Tr1tf7I8z0XgOg=
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@ -100,12 +106,12 @@ github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRW
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github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
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github.com/onsi/ginkgo v1.7.0 h1:WSHQ+IS43OoUrWtD1/bbclrwK8TTH5hzp+umCiuxHgs=
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github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
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github.com/onsi/ginkgo v1.8.0 h1:VkHVNpR4iVnU8XQR6DBm8BqYjN7CRzw+xKUbVVbbW9w=
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github.com/onsi/ginkgo v1.8.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
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github.com/onsi/ginkgo v1.9.0 h1:SZjF721BByVj8QH636/8S2DnX4n0Re3SteMmw3N+tzc=
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github.com/onsi/ginkgo v1.9.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
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github.com/onsi/gomega v1.4.3 h1:RE1xgDvH7imwFD45h+u2SgIfERHlS2yNG4DObb5BSKU=
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github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
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github.com/onsi/gomega v1.5.0 h1:izbySO9zDPmjJ8rDjLvkA2zJHIo+HkYXHnf7eN7SSyo=
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github.com/onsi/gomega v1.5.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
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github.com/onsi/gomega v1.6.0 h1:8XTW0fcJZEq9q+Upcyws4JSGua2MFysCL5xkaSgHc+M=
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github.com/onsi/gomega v1.6.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
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github.com/oschwald/geoip2-golang v1.3.0 h1:D+Hsdos1NARPbzZ2aInUHZL+dApIzo8E0ErJVsWcku8=
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github.com/oschwald/geoip2-golang v1.3.0/go.mod h1:0LTTzix/Ao1uMvOhAV4iLU0Lz7eCrP94qZWBTDKf0iE=
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github.com/oschwald/maxminddb-golang v0.0.0-20170901134056-26fe5ace1c70 h1:XGLYUmodtNzThosQ8GkMvj9TiIB/uWsP8NfxKSa3aDc=
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@ -159,17 +165,20 @@ golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnf
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golang.org/x/crypto v0.0.0-20190228161510-8dd112bcdc25/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2 h1:VklqNMn3ovrHsnt90PveolxSbWFaJdECFbxSq0Mqo2M=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8 h1:1wopBVtVdWnn03fZelqdXTqk7U7zPQCb+T4rbU9ZEoU=
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golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 h1:7KByu05hhLed2MO29w7p1XfZvZ13m8mub3shuVftRs0=
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golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20190228165749-92fc7df08ae7/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190613194153-d28f0bde5980 h1:dfGZHvZk057jK2MCeWus/TowKpJ8y4AmooUzdBSR9GU=
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golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7 h1:fHDIZ2oxGnUZRN6WgWFCbYBjH9uqVPRCUVUDhs0wnbA=
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golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20181108010431-42b317875d0f h1:Bl/8QSvNqXvPGPGXa2z5xUTmV7VDcZyvRZ+QQXkXTZQ=
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golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20180926160741-c2ed4eda69e7/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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@ -191,6 +200,8 @@ golang.org/x/time v0.0.0-20170927054726-6dc17368e09b h1:3X+R0qq1+64izd8es+EttB6q
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golang.org/x/time v0.0.0-20170927054726-6dc17368e09b/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
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google.golang.org/genproto v0.0.0-20180831171423-11092d34479b/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
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gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
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gopkg.in/asn1-ber.v1 v1.0.0-20170511165959-379148ca0225 h1:JBwmEvLfCqgPcIq8MjVMQxsF3LVL4XG/HH0qiG0+IFY=
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gopkg.in/asn1-ber.v1 v1.0.0-20170511165959-379148ca0225/go.mod h1:cuepJuh7vyXfUyUwEgHQXw849cJrilpS5NeIjOWESAw=
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@ -11,6 +11,7 @@ package connections
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import (
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"context"
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"crypto/tls"
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"fmt"
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"net"
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"net/url"
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"time"
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@ -22,7 +23,13 @@ import (
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"github.com/syncthing/syncthing/lib/protocol"
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)
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const quicPriority = 100
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const (
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quicPriority = 100
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// The timeout for connecting, accepting and creating the various
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// streams.
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quicOperationTimeout = 10 * time.Second
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)
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func init() {
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factory := &quicDialerFactory{}
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@ -60,38 +67,25 @@ func (d *quicDialer) Dial(_ protocol.DeviceID, uri *url.URL) (internalConn, erro
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}
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}
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ctx, _ := context.WithTimeout(context.Background(), 10*time.Second)
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ctx, cancel := context.WithTimeout(context.Background(), quicOperationTimeout)
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defer cancel()
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session, err := quic.DialContext(ctx, conn, addr, uri.Host, d.tlsCfg, quicConfig)
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if err != nil {
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if createdConn != nil {
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_ = createdConn.Close()
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}
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return internalConn{}, err
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return internalConn{}, fmt.Errorf("dial: %v", err)
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}
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// OpenStreamSync is blocks, but we want to make sure the connection is usable
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// before we start killing off other connections, so do the dance.
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ok := make(chan struct{})
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go func() {
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select {
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case <-ok:
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return
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case <-time.After(10 * time.Second):
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l.Debugln("timed out waiting for OpenStream on", session.RemoteAddr())
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// This will unblock OpenStreamSync
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_ = session.Close()
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}
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}()
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stream, err := session.OpenStreamSync()
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close(ok)
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stream, err := session.OpenStreamSync(ctx)
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if err != nil {
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// It's ok to close these, this does not close the underlying packetConn.
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_ = session.Close()
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if createdConn != nil {
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_ = createdConn.Close()
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}
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return internalConn{}, err
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return internalConn{}, fmt.Errorf("open stream: %v", err)
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}
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return internalConn{&quicTlsConn{session, stream, createdConn}, connTypeQUICClient, quicPriority}, nil
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@ -9,13 +9,13 @@
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package connections
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import (
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"context"
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"crypto/tls"
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"net"
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"net/url"
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"strings"
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"sync"
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"sync/atomic"
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"time"
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"github.com/lucas-clemente/quic-go"
|
||||
|
||||
|
|
@ -80,6 +80,10 @@ func (t *quicListener) OnExternalAddressChanged(address *stun.Host, via string)
|
|||
func (t *quicListener) serve(stop chan struct{}) error {
|
||||
network := strings.Replace(t.uri.Scheme, "quic", "udp", -1)
|
||||
|
||||
// Convert the stop channel into a context
|
||||
ctx, cancel := context.WithCancel(context.Background())
|
||||
go func() { <-stop; cancel() }()
|
||||
|
||||
packetConn, err := net.ListenPacket(network, t.uri.Host)
|
||||
if err != nil {
|
||||
l.Infoln("Listen (BEP/quic):", err)
|
||||
|
|
@ -101,57 +105,32 @@ func (t *quicListener) serve(stop chan struct{}) error {
|
|||
l.Infoln("Listen (BEP/quic):", err)
|
||||
return err
|
||||
}
|
||||
defer listener.Close()
|
||||
|
||||
l.Infof("QUIC listener (%v) starting", packetConn.LocalAddr())
|
||||
defer l.Infof("QUIC listener (%v) shutting down", packetConn.LocalAddr())
|
||||
|
||||
// Accept is forever, so handle stops externally.
|
||||
go func() {
|
||||
select {
|
||||
case <-stop:
|
||||
_ = listener.Close()
|
||||
}
|
||||
}()
|
||||
|
||||
for {
|
||||
// Blocks forever, see https://github.com/lucas-clemente/quic-go/issues/1915
|
||||
session, err := listener.Accept()
|
||||
|
||||
select {
|
||||
case <-stop:
|
||||
if err == nil {
|
||||
_ = session.Close()
|
||||
}
|
||||
case <-ctx.Done():
|
||||
return nil
|
||||
default:
|
||||
}
|
||||
if err != nil {
|
||||
if err, ok := err.(net.Error); !ok || !err.Timeout() {
|
||||
l.Warnln("Listen (BEP/quic): Accepting connection:", err)
|
||||
}
|
||||
|
||||
session, err := listener.Accept(ctx)
|
||||
if err == context.Canceled {
|
||||
return nil
|
||||
} else if err != nil {
|
||||
l.Warnln("Listen (BEP/quic): Accepting connection:", err)
|
||||
continue
|
||||
}
|
||||
|
||||
l.Debugln("connect from", session.RemoteAddr())
|
||||
|
||||
// Accept blocks forever, give it 10s to do it's thing.
|
||||
ok := make(chan struct{})
|
||||
go func() {
|
||||
select {
|
||||
case <-ok:
|
||||
return
|
||||
case <-stop:
|
||||
_ = session.Close()
|
||||
case <-time.After(10 * time.Second):
|
||||
l.Debugln("timed out waiting for AcceptStream on", session.RemoteAddr())
|
||||
_ = session.Close()
|
||||
}
|
||||
}()
|
||||
|
||||
stream, err := session.AcceptStream()
|
||||
close(ok)
|
||||
streamCtx, cancel := context.WithTimeout(ctx, quicOperationTimeout)
|
||||
stream, err := session.AcceptStream(streamCtx)
|
||||
cancel()
|
||||
if err != nil {
|
||||
l.Debugln("failed to accept stream from", session.RemoteAddr(), err.Error())
|
||||
l.Debugf("failed to accept stream from %s: %v", session.RemoteAddr(), err)
|
||||
_ = session.Close()
|
||||
continue
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue