bump CNI to spec v1.0.0

Signed-off-by: zounengren <zouyee1989@gmail.com>

contrib/gce/cni.template

@@ -1,6 +1,6 @@
 {
   "name": "k8s-pod-network",
-  "cniVersion": "0.3.1",
+  "cniVersion": "1.0.0",
   "plugins": [
     {
       "type": "ptp",

go.mod

@@ -13,14 +13,14 @@ require (
 	github.com/containerd/containerd/api v0.0.0
 	github.com/containerd/continuity v0.2.0
 	github.com/containerd/fifo v1.0.0
-	github.com/containerd/go-cni v1.0.2
+	github.com/containerd/go-cni v1.1.0
 	github.com/containerd/go-runc v1.0.0
 	github.com/containerd/imgcrypt v1.1.1
 	github.com/containerd/nri v0.1.0
 	github.com/containerd/ttrpc v1.0.2
 	github.com/containerd/typeurl v1.0.2
 	github.com/containerd/zfs v1.0.0
-	github.com/containernetworking/plugins v0.9.1
+	github.com/containernetworking/plugins v1.0.1
 	github.com/coreos/go-systemd/v22 v22.3.2
 	github.com/davecgh/go-spew v1.1.1
 	github.com/docker/go-events v0.0.0-20190806004212-e31b211e4f1c

go.sum

@@ -40,15 +40,14 @@ github.com/Azure/go-autorest/logger v0.2.1/go.mod h1:T9E3cAhj2VqvPOtCYAvby9aBXkZ
 github.com/Azure/go-autorest/tracing v0.6.0/go.mod h1:+vhtPC754Xsa23ID7GlGsrdKBpUA79WCAKPPZVC2DeU=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
 github.com/Microsoft/go-winio v0.4.14/go.mod h1:qXqCSQ3Xa7+6tgxaGTIe4Kpcdsi+P8jBhyzoq1bpyYA=
 github.com/Microsoft/go-winio v0.4.17-0.20210211115548-6eac466e5fa3/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
 github.com/Microsoft/go-winio v0.4.17-0.20210324224401-5516f17a5958/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
 github.com/Microsoft/go-winio v0.4.17/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
 github.com/Microsoft/go-winio v0.5.0 h1:Elr9Wn+sGKPlkaBvwu4mTrxtmOp3F3yV9qhaHbXGjwU=
 github.com/Microsoft/go-winio v0.5.0/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
-github.com/Microsoft/hcsshim v0.8.6/go.mod h1:Op3hHsoHPAvb6lceZHDtd9OkTew38wNoXnJs8iY7rUg=
 github.com/Microsoft/hcsshim v0.8.16/go.mod h1:o5/SZqmR7x9JNKsW3pu+nqHm0MF8vbA+VxGOoXdC600=
+github.com/Microsoft/hcsshim v0.8.20/go.mod h1:+w2gRZ5ReXQhFOrvSQeNfhrYB/dg3oDwTOcER2fw4I4=
 github.com/Microsoft/hcsshim v0.9.0 h1:BBgYMxl5YZDZVIijz02AlDINpYZOzQqRNCl9CZM13vk=
 github.com/Microsoft/hcsshim v0.9.0/go.mod h1:VBJWdC71NSWPlEo7lwde1aL21748J8B6Sdgno7NqEGE=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
@@ -63,7 +62,7 @@ github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuy
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
-github.com/alexflint/go-filemutex v0.0.0-20171022225611-72bdc8eae2ae/go.mod h1:CgnQgUtFrFz9mxFNtED3jI5tLDjKlOM+oUF/sTk6ps0=
+github.com/alexflint/go-filemutex v1.1.0/go.mod h1:7P4iRhttt/nUvUOrYIhcpMzv2G6CY9UnI16Z+UJqRyk=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
@@ -81,7 +80,7 @@ github.com/bits-and-blooms/bitset v1.2.0/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edY
 github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJmJgSg28kpZDP6UIiPt0e0Oz0kqKNGyRaWEPv84=
 github.com/blang/semver v3.5.1+incompatible h1:cQNTCjp13qL8KC3Nbxr/y2Bqb63oX6wdnnjpJbkM4JQ=
 github.com/blang/semver v3.5.1+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
-github.com/buger/jsonparser v0.0.0-20180808090653-f4dd9f5a6b44/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
+github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
 github.com/cenkalti/backoff/v4 v4.1.1 h1:G2HAfAmvm/GcKan2oOQpBXOd2tT2G57ZnZGWa1PxPBQ=
 github.com/cenkalti/backoff/v4 v4.1.1/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
@@ -124,8 +123,8 @@ github.com/containerd/continuity v0.2.0 h1:j/9Wnn+hrEWjLvHuIxUU1YI5JjEjVlT2AA68c
 github.com/containerd/continuity v0.2.0/go.mod h1:wCYX+dRqZdImhGucXOqTQn05AhX6EUDaGEMUzTFFpLg=
 github.com/containerd/fifo v1.0.0 h1:6PirWBr9/L7GDamKr+XM0IeUFXu5mf3M/BPpH9gaLBU=
 github.com/containerd/fifo v1.0.0/go.mod h1:ocF/ME1SX5b1AOlWi9r677YJmCPSwwWnQ9O123vzpE4=
-github.com/containerd/go-cni v1.0.2 h1:YbJAhpTevL2v6u8JC1NhCYRwf+3Vzxcc5vGnYoJ7VeE=
+github.com/containerd/go-cni v1.1.0 h1:kAe75MdTddsLCZDqP2BJn6e1ovD+il9oFkNlfGULEos=
-github.com/containerd/go-cni v1.0.2/go.mod h1:nrNABBHzu0ZwCug9Ije8hL2xBCYh/pjfMb1aZGrrohk=
+github.com/containerd/go-cni v1.1.0/go.mod h1:Rflh2EJ/++BA2/vY5ao3K6WJRR/bZKsX123aPk+kUtA=
 github.com/containerd/go-runc v0.0.0-20201020171139-16b287bc67d0/go.mod h1:cNU0ZbCgCQVZK4lgG3P+9tn9/PaJNmoDXPpoJhDR+Ok=
 github.com/containerd/go-runc v1.0.0 h1:oU+lLv1ULm5taqgV/CJivypVODI4SUz1znWjv3nNYS0=
 github.com/containerd/go-runc v1.0.0/go.mod h1:cNU0ZbCgCQVZK4lgG3P+9tn9/PaJNmoDXPpoJhDR+Ok=
@@ -141,21 +140,19 @@ github.com/containerd/typeurl v1.0.2 h1:Chlt8zIieDbzQFzXzAeBEF92KhExuE4p9p92/QmY
 github.com/containerd/typeurl v1.0.2/go.mod h1:9trJWW2sRlGub4wZJRTW83VtbOLS6hwcDZXTn6oPz9s=
 github.com/containerd/zfs v1.0.0 h1:cXLJbx+4Jj7rNsTiqVfm6i+RNLx6FFA2fMmDlEf+Wm8=
 github.com/containerd/zfs v1.0.0/go.mod h1:m+m51S1DvAP6r3FcmYCp54bQ34pyOwTieQDNRIRHsFY=
-github.com/containernetworking/cni v0.8.0/go.mod h1:LGwApLUm2FpoOfxTDEeq8T9ipbpZ61X79hmU3w8FmsY=
+github.com/containernetworking/cni v1.0.1 h1:9OIL/sZmMYDBe+G8svzILAlulUpaDTUjeAbtH/JNLBo=
-github.com/containernetworking/cni v0.8.1 h1:7zpDnQ3T3s4ucOuJ/ZCLrYBxzkg0AELFfII3Epo9TmI=
+github.com/containernetworking/cni v1.0.1/go.mod h1:AKuhXbN5EzmD4yTNtfSsX3tPcmtrBI6QcRV0NiNt15Y=
-github.com/containernetworking/cni v0.8.1/go.mod h1:LGwApLUm2FpoOfxTDEeq8T9ipbpZ61X79hmU3w8FmsY=
+github.com/containernetworking/plugins v1.0.1 h1:wwCfYbTCj5FC0EJgyzyjTXmqysOiJE9r712Z+2KVZAk=
-github.com/containernetworking/plugins v0.9.1 h1:FD1tADPls2EEi3flPc2OegIY1M9pUa9r2Quag7HMLV8=
+github.com/containernetworking/plugins v1.0.1/go.mod h1:QHCfGpaTwYTbbH+nZXKVTxNBDZcxSOplJT5ico8/FLE=
-github.com/containernetworking/plugins v0.9.1/go.mod h1:xP/idU2ldlzN6m4p5LmGiwRDjeJr6FLK6vuiUwoH7P8=
 github.com/containers/ocicrypt v1.1.1 h1:prL8l9w3ntVqXvNH1CiNn5ENjcCnr38JqpSyvKKB4GI=
 github.com/containers/ocicrypt v1.1.1/go.mod h1:Dm55fwWm1YZAjYRaJ94z2mfZikIyIN4B0oB3dj3jFxY=
 github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
 github.com/coreos/etcd v3.3.13+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
-github.com/coreos/go-iptables v0.5.0/go.mod h1:/mVI274lEDI2ns62jHCDnCyBF9Iwsmekav8Dbxlm1MU=
+github.com/coreos/go-iptables v0.6.0/go.mod h1:Qe8Bv2Xik5FyTXwgIbLAnv2sWSBmvWdFETJConOQ//Q=
 github.com/coreos/go-oidc v2.1.0+incompatible/go.mod h1:CgnwVTmzoESiwO9qyAFEMiHoZ1nMCKZlZ9V6mm3/LKc=
 github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
 github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
-github.com/coreos/go-systemd v0.0.0-20180511133405-39ca1b05acc7/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e h1:Wf6HqHfScWJN9/ZjdUKyjop4mf3Qdd+1TvvltAvM3m8=
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/coreos/go-systemd/v22 v22.1.0/go.mod h1:xO0FLkIi5MaZafQlIrOotqXZ90ih+1atmu1JpKERPPk=
@@ -171,7 +168,6 @@ github.com/cyphar/filepath-securejoin v0.2.2/go.mod h1:FpkQEhXnPnOthhzymB7CGsFk2
 github.com/d2g/dhcp4 v0.0.0-20170904100407-a1d1b6c41b1c/go.mod h1:Ct2BUK8SB0YC1SMSibvLzxjeJLnrYEVLULFNiHY9YfQ=
 github.com/d2g/dhcp4client v1.0.0/go.mod h1:j0hNfjhrt2SxUOw55nL0ATM/z4Yt3t2Kd1mW34z5W5s=
 github.com/d2g/dhcp4server v0.0.0-20181031114812-7d4a0a7f59a5/go.mod h1:Eo87+Kg/IX2hfWJfwxMzLyuSZyxSoAug2nGa1G2QAi8=
-github.com/d2g/hardwareaddr v0.0.0-20190221164911-e7d9fbe030e4/go.mod h1:bMl4RjIciD2oAxI7DmWRx6gbeqrkoLqv3MV0vzNad+I=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -244,8 +240,7 @@ github.com/go-openapi/swag v0.19.2/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
 github.com/go-openapi/swag v0.19.14/go.mod h1:QYRuS/SOXUCsnplDa677K7+DxSOj6IPNl/eQntq43wQ=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
-github.com/godbus/dbus v0.0.0-20180201030542-885f9cc04c9c h1:RBUpb2b14UnmRHNd2uHz20ZHLDK+SW5Us/vWF5IHRaY=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
-github.com/godbus/dbus v0.0.0-20180201030542-885f9cc04c9c/go.mod h1:/YcGZj5zSblfDWMMoOzV4fas9FZnQYTkDnsGvmh2Grw=
 github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/godbus/dbus/v5 v5.0.4 h1:9349emZab16e7zQvpmsbtjc18ykshndd8y2PG3sgJbA=
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@@ -363,7 +358,7 @@ github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJ
 github.com/imdario/mergo v0.3.12 h1:b6R2BslTbIEToALKP7LxUvijTsNI9TAe80pLWN2g/HU=
 github.com/imdario/mergo v0.3.12/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
-github.com/j-keck/arping v0.0.0-20160618110441-2cf9dc699c56/go.mod h1:ymszkNOg6tORTn+6F6j+Jc8TOr5osrynvN6ivFWZ2GA=
+github.com/j-keck/arping v1.0.2/go.mod h1:aJbELhR92bSk7tp79AWM/ftfc90EfEi2bQJrbBFOsPw=
 github.com/joefitzgerald/rainbow-reporter v0.1.0/go.mod h1:481CNgqmVHQZzdIbN52CupLJyoVwB10FQ/IQlF1pdL8=
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@@ -408,8 +403,8 @@ github.com/mailru/easyjson v0.7.0/go.mod h1:KAzv3t3aY1NaHWoQz1+4F1ccyAH66Jk7yos7
 github.com/mailru/easyjson v0.7.6/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
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-github.com/mattn/go-shellwords v1.0.3/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
 github.com/mattn/go-shellwords v1.0.6/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
+github.com/mattn/go-shellwords v1.0.12/go.mod h1:EZzvwXDESEeg03EKmM+RmDnNOPKG4lLtQsUlTZDWQ8Y=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 h1:I0XW9+e1XWDxdcEniV4rQAIOPUGDq67JSCiRCgGCZLI=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
@@ -453,24 +448,26 @@ github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRW
 github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f/go.mod h1:ZdcZmHo+o7JKHSa8/e818NopupXU1YMK5fe1lsApnBw=
 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/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
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+github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
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-github.com/onsi/ginkgo v1.10.3/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
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@@ -532,15 +529,15 @@ github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFR
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@@ -593,8 +590,10 @@ github.com/urfave/cli v1.22.1 h1:+mkCCcOFKPnCmVYVcURKps1Xe+3zP90gSYGNfRkjoIY=
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@@ -726,13 +725,13 @@ golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
-golang.org/x/net v0.0.0-20201006153459-a7d1128ccaa0/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
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 golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
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 golang.org/x/net v0.0.0-20210520170846-37e1c6afe023/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
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@@ -805,9 +804,9 @@ golang.org/x/sys v0.0.0-20200916030750-2334cc1a136f/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200922070232-aee5d888a860/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200923182605-d9f96fdee20d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201117170446-d9b008d0a637/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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@@ -819,6 +818,7 @@ golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210915083310-ed5796bab164 h1:7ZDGnxgHAMw7thfC5bEos0RDAccZKxioiWBhfIe+tvw=
 golang.org/x/sys v0.0.0-20210915083310-ed5796bab164/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
@@ -883,6 +883,7 @@ golang.org/x/tools v0.0.0-20200505023115-26f46d2f7ef8/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20200616133436-c1934b75d054/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200916195026-c9a70fc28ce3/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
+golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
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 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -941,7 +942,6 @@ google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp0
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
 google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-gopkg.in/airbrake/gobrake.v2 v2.0.9/go.mod h1:/h5ZAUhDkGaJfjzjKLSjv6zCL6O0LLBxU4K+aSYdM/U=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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@@ -950,7 +950,6 @@ gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8X
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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-gopkg.in/gemnasium/logrus-airbrake-hook.v2 v2.1.2/go.mod h1:Xk6kEKp8OKb+X14hQBKWaSkCsqBpgog8nAV2xsGOxlo=
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integration/client/go.sum

@@ -39,16 +39,15 @@ github.com/Azure/go-autorest/logger v0.2.1/go.mod h1:T9E3cAhj2VqvPOtCYAvby9aBXkZ
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-github.com/Microsoft/hcsshim v0.8.6/go.mod h1:Op3hHsoHPAvb6lceZHDtd9OkTew38wNoXnJs8iY7rUg=
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@@ -65,7 +64,7 @@ github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuy
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@@ -81,7 +80,7 @@ github.com/bits-and-blooms/bitset v1.2.0 h1:Kn4yilvwNtMACtf1eYDlG8H77R07mZSPbMjL
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@@ -122,7 +121,7 @@ github.com/containerd/continuity v0.2.0 h1:j/9Wnn+hrEWjLvHuIxUU1YI5JjEjVlT2AA68c
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@@ -136,18 +135,16 @@ github.com/containerd/typeurl v1.0.1/go.mod h1:TB1hUtrpaiO88KEK56ijojHS1+NeF0izU
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@@ -163,7 +160,6 @@ github.com/cyphar/filepath-securejoin v0.2.2/go.mod h1:FpkQEhXnPnOthhzymB7CGsFk2
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@@ -231,8 +227,7 @@ github.com/go-openapi/swag v0.19.2/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh
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@@ -344,7 +339,7 @@ github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJ
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@@ -388,8 +383,8 @@ github.com/mailru/easyjson v0.7.0/go.mod h1:KAzv3t3aY1NaHWoQz1+4F1ccyAH66Jk7yos7
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@@ -427,20 +422,22 @@ github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f/go.mod h1:ZdcZmHo+
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 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
@@ -554,8 +551,10 @@ github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGr
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/vishvananda/netlink v1.1.0/go.mod h1:cTgwzPIzzgDAYoQrMm0EdrjRUBkTqKYppBueQtXaqoE=
 github.com/vishvananda/netlink v1.1.1-0.20201029203352-d40f9887b852/go.mod h1:twkDnbuQxJYemMlGd4JFIcuhgX83tXhKS2B/PRMpOho=
+github.com/vishvananda/netlink v1.1.1-0.20210330154013-f5de75959ad5/go.mod h1:twkDnbuQxJYemMlGd4JFIcuhgX83tXhKS2B/PRMpOho=
 github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df/go.mod h1:JP3t17pCcGlemwknint6hfoeCVQrEMVwxRLRjXpq+BU=
 github.com/vishvananda/netns v0.0.0-20200728191858-db3c7e526aae/go.mod h1:DD4vA1DwXk04H54A1oHXtwZmA0grkVMdPxx/VGLCah0=
+github.com/vishvananda/netns v0.0.0-20210104183010-2eb08e3e575f/go.mod h1:DD4vA1DwXk04H54A1oHXtwZmA0grkVMdPxx/VGLCah0=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -679,13 +678,13 @@ golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
-golang.org/x/net v0.0.0-20201006153459-a7d1128ccaa0/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201224014010-6772e930b67b/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
+golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
 golang.org/x/net v0.0.0-20210520170846-37e1c6afe023/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20210825183410-e898025ed96a h1:bRuuGXV8wwSdGTB+CtJf+FjgO1APK1CoO39T4BN/XBw=
 golang.org/x/net v0.0.0-20210825183410-e898025ed96a/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
@@ -759,9 +758,9 @@ golang.org/x/sys v0.0.0-20200922070232-aee5d888a860/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200923182605-d9f96fdee20d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201112073958-5cba982894dd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201117170446-d9b008d0a637/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210324051608-47abb6519492/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -773,6 +772,7 @@ golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210915083310-ed5796bab164 h1:7ZDGnxgHAMw7thfC5bEos0RDAccZKxioiWBhfIe+tvw=
 golang.org/x/sys v0.0.0-20210915083310-ed5796bab164/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
@@ -835,6 +835,7 @@ golang.org/x/tools v0.0.0-20200505023115-26f46d2f7ef8/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20200616133436-c1934b75d054/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200916195026-c9a70fc28ce3/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
+golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -894,7 +895,6 @@ google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp0
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
 google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-gopkg.in/airbrake/gobrake.v2 v2.0.9/go.mod h1:/h5ZAUhDkGaJfjzjKLSjv6zCL6O0LLBxU4K+aSYdM/U=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -903,7 +903,6 @@ gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8X
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
-gopkg.in/gemnasium/logrus-airbrake-hook.v2 v2.1.2/go.mod h1:Xk6kEKp8OKb+X14hQBKWaSkCsqBpgog8nAV2xsGOxlo=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/natefinch/lumberjack.v2 v2.0.0/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k=

pkg/cri/server/update_runtime_config_test.go

@@ -36,7 +36,7 @@ func TestUpdateRuntimeConfig(t *testing.T) {
 		testTemplate = `
 {
 	"name": "test-pod-network",
-	"cniVersion": "0.3.1",
+	"cniVersion": "1.0.0",
 	"plugins": [
 	{
 		"type": "ptp",
@@ -54,7 +54,7 @@ func TestUpdateRuntimeConfig(t *testing.T) {
 		expected = `
 {
 	"name": "test-pod-network",
-	"cniVersion": "0.3.1",
+	"cniVersion": "1.0.0",
 	"plugins": [
 	{
 		"type": "ptp",

script/setup/install-cni

@@ -35,7 +35,7 @@ cp -r ./bin $CNI_DIR
 mkdir -p $CNI_CONFIG_DIR
 cat << EOF | tee $CNI_CONFIG_DIR/10-containerd-net.conflist
 {
-  "cniVersion": "0.4.0",
+  "cniVersion": "1.0.0",
   "name": "containerd-net",
   "plugins": [
     {

vendor/github.com/containerd/go-cni/README.md

@@ -2,7 +2,7 @@
 
 [![PkgGoDev](https://pkg.go.dev/badge/github.com/containerd/go-cni)](https://pkg.go.dev/github.com/containerd/go-cni)
 [![Build Status](https://github.com/containerd/go-cni/workflows/CI/badge.svg)](https://github.com/containerd/go-cni/actions?query=workflow%3ACI)
-[![codecov](https://codecov.io/gh/containerd/go-cni/branch/master/graph/badge.svg)](https://codecov.io/gh/containerd/go-cni)
+[![codecov](https://codecov.io/gh/containerd/go-cni/branch/main/graph/badge.svg)](https://codecov.io/gh/containerd/go-cni)
 [![Go Report Card](https://goreportcard.com/badge/github.com/containerd/go-cni)](https://goreportcard.com/report/github.com/containerd/go-cni)
 
 A generic CNI library to provide APIs for CNI plugin interactions. The library provides APIs to:
@@ -88,8 +88,8 @@ func main() {
 The go-cni is a containerd sub-project, licensed under the [Apache 2.0 license](./LICENSE).
 As a containerd sub-project, you will find the:
 
- * [Project governance](https://github.com/containerd/project/blob/master/GOVERNANCE.md),
+ * [Project governance](https://github.com/containerd/project/blob/main/GOVERNANCE.md),
- * [Maintainers](https://github.com/containerd/project/blob/master/MAINTAINERS),
+ * [Maintainers](https://github.com/containerd/project/blob/main/MAINTAINERS),
- * and [Contributing guidelines](https://github.com/containerd/project/blob/master/CONTRIBUTING.md)
+ * and [Contributing guidelines](https://github.com/containerd/project/blob/main/CONTRIBUTING.md)
 
 information in our [`containerd/project`](https://github.com/containerd/project) repository.

vendor/github.com/containerd/go-cni/cni.go

@@ -24,8 +24,7 @@ import (
 
 	cnilibrary "github.com/containernetworking/cni/libcni"
 	"github.com/containernetworking/cni/pkg/types"
-	"github.com/containernetworking/cni/pkg/types/current"
+	types100 "github.com/containernetworking/cni/pkg/types/100"
-	"github.com/pkg/errors"
 )
 
 type CNI interface {
@@ -115,7 +114,7 @@ func (c *libcni) Load(opts ...Opt) error {
 
 	for _, o := range opts {
 		if err = o(c); err != nil {
-			return errors.Wrapf(ErrLoad, fmt.Sprintf("cni config load failed: %v", err))
+			return fmt.Errorf("cni config load failed: %v: %w", err, ErrLoad)
 		}
 	}
 	return nil
@@ -155,8 +154,8 @@ func (c *libcni) Setup(ctx context.Context, id string, path string, opts ...Name
 	return c.createResult(result)
 }
 
-func (c *libcni) attachNetworks(ctx context.Context, ns *Namespace) ([]*current.Result, error) {
+func (c *libcni) attachNetworks(ctx context.Context, ns *Namespace) ([]*types100.Result, error) {
-	var results []*current.Result
+	var results []*types100.Result
 	for _, network := range c.Networks() {
 		r, err := network.Attach(ctx, ns)
 		if err != nil {

vendor/github.com/containerd/go-cni/deprecated.go

@@ -16,7 +16,7 @@
 
 package cni
 
-import "github.com/containernetworking/cni/pkg/types/current"
+import types100 "github.com/containernetworking/cni/pkg/types/100"
 
 // Deprecated: use cni.Opt instead
 type CNIOpt = Opt //nolint: golint // type name will be used as cni.CNIOpt by other packages, and that stutters
@@ -24,11 +24,11 @@ type CNIOpt = Opt //nolint: golint // type name will be used as cni.CNIOpt by ot
 // Deprecated: use cni.Result instead
 type CNIResult = Result //nolint: golint // type name will be used as cni.CNIResult by other packages, and that stutters
 
-// GetCNIResultFromResults creates a Result from the given slice of current.Result,
+// GetCNIResultFromResults creates a Result from the given slice of types100.Result,
 // adding structured data containing the interface configuration for each of the
 // interfaces created in the namespace. It returns an error if validation of
 // results fails, or if a network could not be found.
 // Deprecated: do not use
-func (c *libcni) GetCNIResultFromResults(results []*current.Result) (*Result, error) {
+func (c *libcni) GetCNIResultFromResults(results []*types100.Result) (*Result, error) {
 	return c.createResult(results)
 }

vendor/github.com/containerd/go-cni/errors.go

@@ -17,7 +17,7 @@
 package cni
 
 import (
-	"github.com/pkg/errors"
+	"errors"
 )
 
 var (

vendor/github.com/containerd/go-cni/go.mod

@@ -1,11 +1,8 @@
 module github.com/containerd/go-cni
 
 require (
-	github.com/containernetworking/cni v0.8.0
+	github.com/containernetworking/cni v1.0.1
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/onsi/ginkgo v1.10.3 // indirect
-	github.com/onsi/gomega v1.7.1 // indirect
-	github.com/pkg/errors v0.9.1
 	github.com/stretchr/testify v1.6.1
 )
 

vendor/github.com/containerd/go-cni/go.sum

@@ -1,42 +1,73 @@
-github.com/containernetworking/cni v0.8.0 h1:BT9lpgGoH4jw3lFC7Odz2prU5ruiYKcgAjMCbgybcKI=
+github.com/containernetworking/cni v1.0.1 h1:9OIL/sZmMYDBe+G8svzILAlulUpaDTUjeAbtH/JNLBo=
-github.com/containernetworking/cni v0.8.0/go.mod h1:LGwApLUm2FpoOfxTDEeq8T9ipbpZ61X79hmU3w8FmsY=
+github.com/containernetworking/cni v1.0.1/go.mod h1:AKuhXbN5EzmD4yTNtfSsX3tPcmtrBI6QcRV0NiNt15Y=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
-github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM=
+github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
+github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
+github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
+github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
+github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
+github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
+github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
+github.com/golang/protobuf v1.4.2 h1:+Z5KGCizgyZCbGh1KZqA0fcLLkwbsjIzS4aV2v7wJX0=
+github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
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 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
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 github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
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 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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 github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-golang.org/x/net v0.0.0-20180906233101-161cd47e91fd h1:nTDtHvHSdCn1m6ITfMRqtOd/9+7a3s8RBNOZ3eYZzJA=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f h1:wMNYb4v58l5UBM7MYRLPG6ZhfOqbKu7X5eyFl8ZhKvA=
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 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e h1:o3PsSEY8E4eXWkXrIP9YJALUkVZqzHJT5DOasTyn8Vs=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
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+golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
+golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
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vendor/github.com/containerd/go-cni/helper.go

@@ -19,10 +19,10 @@ package cni
 import (
 	"fmt"
 
-	"github.com/containernetworking/cni/pkg/types/current"
+	types100 "github.com/containernetworking/cni/pkg/types/100"
 )
 
-func validateInterfaceConfig(ipConf *current.IPConfig, ifs int) error {
+func validateInterfaceConfig(ipConf *types100.IPConfig, ifs int) error {
 	if ipConf == nil {
 		return fmt.Errorf("invalid IP configuration (nil)")
 	}

vendor/github.com/containerd/go-cni/namespace.go

@@ -20,7 +20,7 @@ import (
 	"context"
 
 	cnilibrary "github.com/containernetworking/cni/libcni"
-	"github.com/containernetworking/cni/pkg/types/current"
+	types100 "github.com/containernetworking/cni/pkg/types/100"
 )
 
 type Network struct {
@@ -29,12 +29,12 @@ type Network struct {
 	ifName string
 }
 
-func (n *Network) Attach(ctx context.Context, ns *Namespace) (*current.Result, error) {
+func (n *Network) Attach(ctx context.Context, ns *Namespace) (*types100.Result, error) {
 	r, err := n.cni.AddNetworkList(ctx, n.config, ns.config(n.ifName))
 	if err != nil {
 		return nil, err
 	}
-	return current.NewResultFromResult(r)
+	return types100.NewResultFromResult(r)
 }
 
 func (n *Network) Remove(ctx context.Context, ns *Namespace) error {

vendor/github.com/containerd/go-cni/opts.go

@@ -17,11 +17,11 @@
 package cni
 
 import (
+	"fmt"
 	"sort"
 	"strings"
 
 	cnilibrary "github.com/containernetworking/cni/libcni"
-	"github.com/pkg/errors"
 )
 
 // Opt sets options for a CNI instance
@@ -204,9 +204,9 @@ func loadFromConfDir(c *libcni, max int) error {
 	files, err := cnilibrary.ConfFiles(c.pluginConfDir, []string{".conf", ".conflist", ".json"})
 	switch {
 	case err != nil:
-		return errors.Wrapf(ErrRead, "failed to read config file: %v", err)
+		return fmt.Errorf("failed to read config file: %v: %w", err, ErrRead)
 	case len(files) == 0:
-		return errors.Wrapf(ErrCNINotInitialized, "no network config found in %s", c.pluginConfDir)
+		return fmt.Errorf("no network config found in %s: %w", c.pluginConfDir, ErrCNINotInitialized)
 	}
 
 	// files contains the network config files associated with cni network.
@@ -224,26 +224,26 @@ func loadFromConfDir(c *libcni, max int) error {
 		if strings.HasSuffix(confFile, ".conflist") {
 			confList, err = cnilibrary.ConfListFromFile(confFile)
 			if err != nil {
-				return errors.Wrapf(ErrInvalidConfig, "failed to load CNI config list file %s: %v", confFile, err)
+				return fmt.Errorf("failed to load CNI config list file %s: %v: %w", confFile, err, ErrInvalidConfig)
 			}
 		} else {
 			conf, err := cnilibrary.ConfFromFile(confFile)
 			if err != nil {
-				return errors.Wrapf(ErrInvalidConfig, "failed to load CNI config file %s: %v", confFile, err)
+				return fmt.Errorf("failed to load CNI config file %s: %v: %w", confFile, err, ErrInvalidConfig)
 			}
 			// Ensure the config has a "type" so we know what plugin to run.
 			// Also catches the case where somebody put a conflist into a conf file.
 			if conf.Network.Type == "" {
-				return errors.Wrapf(ErrInvalidConfig, "network type not found in %s", confFile)
+				return fmt.Errorf("network type not found in %s: %w", confFile, ErrInvalidConfig)
 			}
 
 			confList, err = cnilibrary.ConfListFromConf(conf)
 			if err != nil {
-				return errors.Wrapf(ErrInvalidConfig, "failed to convert CNI config file %s to CNI config list: %v", confFile, err)
+				return fmt.Errorf("failed to convert CNI config file %s to CNI config list: %v: %w", confFile, err, ErrInvalidConfig)
 			}
 		}
 		if len(confList.Plugins) == 0 {
-			return errors.Wrapf(ErrInvalidConfig, "CNI config list in config file %s has no networks, skipping", confFile)
+			return fmt.Errorf("CNI config list in config file %s has no networks, skipping: %w", confFile, ErrInvalidConfig)
 
 		}
 		networks = append(networks, &Network{
@@ -257,7 +257,7 @@ func loadFromConfDir(c *libcni, max int) error {
 		}
 	}
 	if len(networks) == 0 {
-		return errors.Wrapf(ErrCNINotInitialized, "no valid networks found in %s", c.pluginDirs)
+		return fmt.Errorf("no valid networks found in %s: %w", c.pluginDirs, ErrCNINotInitialized)
 	}
 	c.networks = append(c.networks, networks...)
 	return nil

vendor/github.com/containerd/go-cni/result.go

@@ -17,11 +17,11 @@
 package cni
 
 import (
+	"fmt"
 	"net"
 
 	"github.com/containernetworking/cni/pkg/types"
-	"github.com/containernetworking/cni/pkg/types/current"
+	types100 "github.com/containernetworking/cni/pkg/types/100"
-	"github.com/pkg/errors"
 )
 
 type IPConfig struct {
@@ -43,6 +43,12 @@ type Result struct {
 	Interfaces map[string]*Config
 	DNS        []types.DNS
 	Routes     []*types.Route
+	raw        []*types100.Result
+}
+
+// Raw returns the raw CNI results of multiple networks.
+func (r *Result) Raw() []*types100.Result {
+	return r.raw
 }
 
 type Config struct {
@@ -51,15 +57,16 @@ type Config struct {
 	Sandbox   string
 }
 
-// createResult creates a Result from the given slice of current.Result, adding
+// createResult creates a Result from the given slice of types100.Result, adding
 // structured data containing the interface configuration for each of the
 // interfaces created in the namespace. It returns an error if validation of
 // results fails, or if a network could not be found.
-func (c *libcni) createResult(results []*current.Result) (*Result, error) {
+func (c *libcni) createResult(results []*types100.Result) (*Result, error) {
 	c.RLock()
 	defer c.RUnlock()
 	r := &Result{
 		Interfaces: make(map[string]*Config),
+		raw:        results,
 	}
 
 	// Plugins may not need to return Interfaces in result if
@@ -80,7 +87,7 @@ func (c *libcni) createResult(results []*current.Result) (*Result, error) {
 		// interfaces
 		for _, ipConf := range result.IPs {
 			if err := validateInterfaceConfig(ipConf, len(result.Interfaces)); err != nil {
-				return nil, errors.Wrapf(ErrInvalidResult, "invalid interface config: %v", err)
+				return nil, fmt.Errorf("invalid interface config: %v: %w", err, ErrInvalidResult)
 			}
 			name := c.getInterfaceName(result.Interfaces, ipConf)
 			r.Interfaces[name].IPConfigs = append(r.Interfaces[name].IPConfigs,
@@ -90,7 +97,7 @@ func (c *libcni) createResult(results []*current.Result) (*Result, error) {
 		r.Routes = append(r.Routes, result.Routes...)
 	}
 	if _, ok := r.Interfaces[defaultInterface(c.prefix)]; !ok {
-		return nil, errors.Wrapf(ErrNotFound, "default network not found for: %s", defaultInterface(c.prefix))
+		return nil, fmt.Errorf("default network not found for: %s: %w", defaultInterface(c.prefix), ErrNotFound)
 	}
 	return r, nil
 }
@@ -98,8 +105,8 @@ func (c *libcni) createResult(results []*current.Result) (*Result, error) {
 // getInterfaceName returns the interface name if the plugins
 // return the result with associated interfaces. If interface
 // is not present then default interface name is used
-func (c *libcni) getInterfaceName(interfaces []*current.Interface,
+func (c *libcni) getInterfaceName(interfaces []*types100.Interface,
-	ipConf *current.IPConfig) string {
+	ipConf *types100.IPConfig) string {
 	if ipConf.Interface != nil {
 		return interfaces[*ipConf.Interface].Name
 	}

vendor/github.com/containernetworking/cni/libcni/api.go

@@ -14,6 +14,12 @@
 
 package libcni
 
+// Note this is the actual implementation of the CNI specification, which
+// is reflected in the https://github.com/containernetworking/cni/blob/master/SPEC.md file
+// it is typically bundled into runtime providers (i.e. containerd or cri-o would use this
+// before calling runc or hcsshim).  It is also bundled into CNI providers as well, for example,
+// to add an IP to a container, to parse the configuration of the CNI and so on.
+
 import (
 	"context"
 	"encoding/json"
@@ -25,6 +31,7 @@ import (
 
 	"github.com/containernetworking/cni/pkg/invoke"
 	"github.com/containernetworking/cni/pkg/types"
+	"github.com/containernetworking/cni/pkg/types/create"
 	"github.com/containernetworking/cni/pkg/utils"
 	"github.com/containernetworking/cni/pkg/version"
 )
@@ -278,7 +285,7 @@ func (c *CNIConfig) getCachedConfig(netName string, rt *RuntimeConf) ([]byte, *R
 
 	unmarshaled := cachedInfo{}
 	if err := json.Unmarshal(bytes, &unmarshaled); err != nil {
-		return nil, nil, fmt.Errorf("failed to unmarshal cached network %q config: %v", netName, err)
+		return nil, nil, fmt.Errorf("failed to unmarshal cached network %q config: %w", netName, err)
 	}
 	if unmarshaled.Kind != CNICacheV1 {
 		return nil, nil, fmt.Errorf("read cached network %q config has wrong kind: %v", netName, unmarshaled.Kind)
@@ -304,15 +311,8 @@ func (c *CNIConfig) getLegacyCachedResult(netName, cniVersion string, rt *Runtim
 		return nil, nil
 	}
 
-	// Read the version of the cached result
+	// Load the cached result
-	decoder := version.ConfigDecoder{}
+	result, err := create.CreateFromBytes(data)
-	resultCniVersion, err := decoder.Decode(data)
-	if err != nil {
-		return nil, err
-	}
-
-	// Ensure we can understand the result
-	result, err := version.NewResult(resultCniVersion, data)
 	if err != nil {
 		return nil, err
 	}
@@ -322,10 +322,10 @@ func (c *CNIConfig) getLegacyCachedResult(netName, cniVersion string, rt *Runtim
 	// should match the config version unless the config was changed
 	// while the container was running.
 	result, err = result.GetAsVersion(cniVersion)
-	if err != nil && resultCniVersion != cniVersion {
+	if err != nil {
-		return nil, fmt.Errorf("failed to convert cached result version %q to config version %q: %v", resultCniVersion, cniVersion, err)
+		return nil, fmt.Errorf("failed to convert cached result to config version %q: %w", cniVersion, err)
 	}
-	return result, err
+	return result, nil
 }
 
 func (c *CNIConfig) getCachedResult(netName, cniVersion string, rt *RuntimeConf) (types.Result, error) {
@@ -346,18 +346,11 @@ func (c *CNIConfig) getCachedResult(netName, cniVersion string, rt *RuntimeConf)
 
 	newBytes, err := json.Marshal(&cachedInfo.RawResult)
 	if err != nil {
-		return nil, fmt.Errorf("failed to marshal cached network %q config: %v", netName, err)
+		return nil, fmt.Errorf("failed to marshal cached network %q config: %w", netName, err)
 	}
 
-	// Read the version of the cached result
+	// Load the cached result
-	decoder := version.ConfigDecoder{}
+	result, err := create.CreateFromBytes(newBytes)
-	resultCniVersion, err := decoder.Decode(newBytes)
-	if err != nil {
-		return nil, err
-	}
-
-	// Ensure we can understand the result
-	result, err := version.NewResult(resultCniVersion, newBytes)
 	if err != nil {
 		return nil, err
 	}
@@ -367,10 +360,10 @@ func (c *CNIConfig) getCachedResult(netName, cniVersion string, rt *RuntimeConf)
 	// should match the config version unless the config was changed
 	// while the container was running.
 	result, err = result.GetAsVersion(cniVersion)
-	if err != nil && resultCniVersion != cniVersion {
+	if err != nil {
-		return nil, fmt.Errorf("failed to convert cached result version %q to config version %q: %v", resultCniVersion, cniVersion, err)
+		return nil, fmt.Errorf("failed to convert cached result to config version %q: %w", cniVersion, err)
 	}
-	return result, err
+	return result, nil
 }
 
 // GetNetworkListCachedResult returns the cached Result of the previous
@@ -428,12 +421,12 @@ func (c *CNIConfig) AddNetworkList(ctx context.Context, list *NetworkConfigList,
 	for _, net := range list.Plugins {
 		result, err = c.addNetwork(ctx, list.Name, list.CNIVersion, net, result, rt)
 		if err != nil {
-			return nil, err
+			return nil, fmt.Errorf("plugin %s failed (add): %w", pluginDescription(net.Network), err)
 		}
 	}
 
 	if err = c.cacheAdd(result, list.Bytes, list.Name, rt); err != nil {
-		return nil, fmt.Errorf("failed to set network %q cached result: %v", list.Name, err)
+		return nil, fmt.Errorf("failed to set network %q cached result: %w", list.Name, err)
 	}
 
 	return result, nil
@@ -469,7 +462,7 @@ func (c *CNIConfig) CheckNetworkList(ctx context.Context, list *NetworkConfigLis
 
 	cachedResult, err := c.getCachedResult(list.Name, list.CNIVersion, rt)
 	if err != nil {
-		return fmt.Errorf("failed to get network %q cached result: %v", list.Name, err)
+		return fmt.Errorf("failed to get network %q cached result: %w", list.Name, err)
 	}
 
 	for _, net := range list.Plugins {
@@ -506,14 +499,14 @@ func (c *CNIConfig) DelNetworkList(ctx context.Context, list *NetworkConfigList,
 	} else if gtet {
 		cachedResult, err = c.getCachedResult(list.Name, list.CNIVersion, rt)
 		if err != nil {
-			return fmt.Errorf("failed to get network %q cached result: %v", list.Name, err)
+			return fmt.Errorf("failed to get network %q cached result: %w", list.Name, err)
 		}
 	}
 
 	for i := len(list.Plugins) - 1; i >= 0; i-- {
 		net := list.Plugins[i]
 		if err := c.delNetwork(ctx, list.Name, list.CNIVersion, net, cachedResult, rt); err != nil {
-			return err
+			return fmt.Errorf("plugin %s failed (delete): %w", pluginDescription(net.Network), err)
 		}
 	}
 	_ = c.cacheDel(list.Name, rt)
@@ -521,6 +514,19 @@ func (c *CNIConfig) DelNetworkList(ctx context.Context, list *NetworkConfigList,
 	return nil
 }
 
+func pluginDescription(net *types.NetConf) string {
+	if net == nil {
+		return "<missing>"
+	}
+	pluginType := net.Type
+	out := fmt.Sprintf("type=%q", pluginType)
+	name := net.Name
+	if name != "" {
+		out += fmt.Sprintf(" name=%q", name)
+	}
+	return out
+}
+
 // AddNetwork executes the plugin with the ADD command
 func (c *CNIConfig) AddNetwork(ctx context.Context, net *NetworkConfig, rt *RuntimeConf) (types.Result, error) {
 	result, err := c.addNetwork(ctx, net.Network.Name, net.Network.CNIVersion, net, nil, rt)
@@ -529,7 +535,7 @@ func (c *CNIConfig) AddNetwork(ctx context.Context, net *NetworkConfig, rt *Runt
 	}
 
 	if err = c.cacheAdd(result, net.Bytes, net.Network.Name, rt); err != nil {
-		return nil, fmt.Errorf("failed to set network %q cached result: %v", net.Network.Name, err)
+		return nil, fmt.Errorf("failed to set network %q cached result: %w", net.Network.Name, err)
 	}
 
 	return result, nil
@@ -546,7 +552,7 @@ func (c *CNIConfig) CheckNetwork(ctx context.Context, net *NetworkConfig, rt *Ru
 
 	cachedResult, err := c.getCachedResult(net.Network.Name, net.Network.CNIVersion, rt)
 	if err != nil {
-		return fmt.Errorf("failed to get network %q cached result: %v", net.Network.Name, err)
+		return fmt.Errorf("failed to get network %q cached result: %w", net.Network.Name, err)
 	}
 	return c.checkNetwork(ctx, net.Network.Name, net.Network.CNIVersion, net, cachedResult, rt)
 }
@@ -561,7 +567,7 @@ func (c *CNIConfig) DelNetwork(ctx context.Context, net *NetworkConfig, rt *Runt
 	} else if gtet {
 		cachedResult, err = c.getCachedResult(net.Network.Name, net.Network.CNIVersion, rt)
 		if err != nil {
-			return fmt.Errorf("failed to get network %q cached result: %v", net.Network.Name, err)
+			return fmt.Errorf("failed to get network %q cached result: %w", net.Network.Name, err)
 		}
 	}
 

vendor/github.com/containernetworking/cni/libcni/conf.go

@@ -43,7 +43,7 @@ func (e NoConfigsFoundError) Error() string {
 func ConfFromBytes(bytes []byte) (*NetworkConfig, error) {
 	conf := &NetworkConfig{Bytes: bytes}
 	if err := json.Unmarshal(bytes, &conf.Network); err != nil {
-		return nil, fmt.Errorf("error parsing configuration: %s", err)
+		return nil, fmt.Errorf("error parsing configuration: %w", err)
 	}
 	if conf.Network.Type == "" {
 		return nil, fmt.Errorf("error parsing configuration: missing 'type'")
@@ -54,7 +54,7 @@ func ConfFromBytes(bytes []byte) (*NetworkConfig, error) {
 func ConfFromFile(filename string) (*NetworkConfig, error) {
 	bytes, err := ioutil.ReadFile(filename)
 	if err != nil {
-		return nil, fmt.Errorf("error reading %s: %s", filename, err)
+		return nil, fmt.Errorf("error reading %s: %w", filename, err)
 	}
 	return ConfFromBytes(bytes)
 }
@@ -62,7 +62,7 @@ func ConfFromFile(filename string) (*NetworkConfig, error) {
 func ConfListFromBytes(bytes []byte) (*NetworkConfigList, error) {
 	rawList := make(map[string]interface{})
 	if err := json.Unmarshal(bytes, &rawList); err != nil {
-		return nil, fmt.Errorf("error parsing configuration list: %s", err)
+		return nil, fmt.Errorf("error parsing configuration list: %w", err)
 	}
 
 	rawName, ok := rawList["name"]
@@ -114,11 +114,11 @@ func ConfListFromBytes(bytes []byte) (*NetworkConfigList, error) {
 	for i, conf := range plugins {
 		newBytes, err := json.Marshal(conf)
 		if err != nil {
-			return nil, fmt.Errorf("failed to marshal plugin config %d: %v", i, err)
+			return nil, fmt.Errorf("failed to marshal plugin config %d: %w", i, err)
 		}
 		netConf, err := ConfFromBytes(newBytes)
 		if err != nil {
-			return nil, fmt.Errorf("failed to parse plugin config %d: %v", i, err)
+			return nil, fmt.Errorf("failed to parse plugin config %d: %w", i, err)
 		}
 		list.Plugins = append(list.Plugins, netConf)
 	}
@@ -129,7 +129,7 @@ func ConfListFromBytes(bytes []byte) (*NetworkConfigList, error) {
 func ConfListFromFile(filename string) (*NetworkConfigList, error) {
 	bytes, err := ioutil.ReadFile(filename)
 	if err != nil {
-		return nil, fmt.Errorf("error reading %s: %s", filename, err)
+		return nil, fmt.Errorf("error reading %s: %w", filename, err)
 	}
 	return ConfListFromBytes(bytes)
 }
@@ -218,7 +218,7 @@ func InjectConf(original *NetworkConfig, newValues map[string]interface{}) (*Net
 	config := make(map[string]interface{})
 	err := json.Unmarshal(original.Bytes, &config)
 	if err != nil {
-		return nil, fmt.Errorf("unmarshal existing network bytes: %s", err)
+		return nil, fmt.Errorf("unmarshal existing network bytes: %w", err)
 	}
 
 	for key, value := range newValues {

vendor/github.com/containernetworking/cni/pkg/invoke/exec.go

@@ -20,6 +20,7 @@ import (
 	"os"
 
 	"github.com/containernetworking/cni/pkg/types"
+	"github.com/containernetworking/cni/pkg/types/create"
 	"github.com/containernetworking/cni/pkg/version"
 )
 
@@ -83,14 +84,7 @@ func ExecPluginWithResult(ctx context.Context, pluginPath string, netconf []byte
 		return nil, err
 	}
 
-	// Plugin must return result in same version as specified in netconf
+	return create.CreateFromBytes(stdoutBytes)
-	versionDecoder := &version.ConfigDecoder{}
-	confVersion, err := versionDecoder.Decode(netconf)
-	if err != nil {
-		return nil, err
-	}
-
-	return version.NewResult(confVersion, stdoutBytes)
 }
 
 func ExecPluginWithoutResult(ctx context.Context, pluginPath string, netconf []byte, args CNIArgs, exec Exec) error {

vendor/github.com/containernetworking/cni/pkg/types/020/types.go

@@ -22,25 +22,47 @@ import (
 	"os"
 
 	"github.com/containernetworking/cni/pkg/types"
+	convert "github.com/containernetworking/cni/pkg/types/internal"
 )
 
 const ImplementedSpecVersion string = "0.2.0"
 
-var SupportedVersions = []string{"", "0.1.0", ImplementedSpecVersion}
+var supportedVersions = []string{"", "0.1.0", ImplementedSpecVersion}
+
+// Register converters for all versions less than the implemented spec version
+func init() {
+	convert.RegisterConverter("0.1.0", []string{ImplementedSpecVersion}, convertFrom010)
+	convert.RegisterConverter(ImplementedSpecVersion, []string{"0.1.0"}, convertTo010)
+
+	// Creator
+	convert.RegisterCreator(supportedVersions, NewResult)
+}
 
 // Compatibility types for CNI version 0.1.0 and 0.2.0
 
+// NewResult creates a new Result object from JSON data. The JSON data
+// must be compatible with the CNI versions implemented by this type.
 func NewResult(data []byte) (types.Result, error) {
 	result := &Result{}
 	if err := json.Unmarshal(data, result); err != nil {
 		return nil, err
 	}
-	return result, nil
+	for _, v := range supportedVersions {
+		if result.CNIVersion == v {
+			if result.CNIVersion == "" {
+				result.CNIVersion = "0.1.0"
+			}
+			return result, nil
+		}
+	}
+	return nil, fmt.Errorf("result type supports %v but unmarshalled CNIVersion is %q",
+		supportedVersions, result.CNIVersion)
 }
 
+// GetResult converts the given Result object to the ImplementedSpecVersion
+// and returns the concrete type or an error
 func GetResult(r types.Result) (*Result, error) {
-	// We expect version 0.1.0/0.2.0 results
+	result020, err := convert.Convert(r, ImplementedSpecVersion)
-	result020, err := r.GetAsVersion(ImplementedSpecVersion)
 	if err != nil {
 		return nil, err
 	}
@@ -51,6 +73,32 @@ func GetResult(r types.Result) (*Result, error) {
 	return result, nil
 }
 
+func convertFrom010(from types.Result, toVersion string) (types.Result, error) {
+	if toVersion != "0.2.0" {
+		panic("only converts to version 0.2.0")
+	}
+	fromResult := from.(*Result)
+	return &Result{
+		CNIVersion: ImplementedSpecVersion,
+		IP4:        fromResult.IP4.Copy(),
+		IP6:        fromResult.IP6.Copy(),
+		DNS:        *fromResult.DNS.Copy(),
+	}, nil
+}
+
+func convertTo010(from types.Result, toVersion string) (types.Result, error) {
+	if toVersion != "0.1.0" {
+		panic("only converts to version 0.1.0")
+	}
+	fromResult := from.(*Result)
+	return &Result{
+		CNIVersion: "0.1.0",
+		IP4:        fromResult.IP4.Copy(),
+		IP6:        fromResult.IP6.Copy(),
+		DNS:        *fromResult.DNS.Copy(),
+	}, nil
+}
+
 // Result is what gets returned from the plugin (via stdout) to the caller
 type Result struct {
 	CNIVersion string    `json:"cniVersion,omitempty"`
@@ -60,17 +108,16 @@ type Result struct {
 }
 
 func (r *Result) Version() string {
-	return ImplementedSpecVersion
+	return r.CNIVersion
 }
 
 func (r *Result) GetAsVersion(version string) (types.Result, error) {
-	for _, supportedVersion := range SupportedVersions {
+	// If the creator of the result did not set the CNIVersion, assume it
-		if version == supportedVersion {
+	// should be the highest spec version implemented by this Result
-			r.CNIVersion = version
+	if r.CNIVersion == "" {
-			return r, nil
+		r.CNIVersion = ImplementedSpecVersion
-		}
 	}
-	return nil, fmt.Errorf("cannot convert version %q to %s", SupportedVersions, version)
+	return convert.Convert(r, version)
 }
 
 func (r *Result) Print() error {
@@ -93,6 +140,22 @@ type IPConfig struct {
 	Routes  []types.Route
 }
 
+func (i *IPConfig) Copy() *IPConfig {
+	if i == nil {
+		return nil
+	}
+
+	var routes []types.Route
+	for _, fromRoute := range i.Routes {
+		routes = append(routes, *fromRoute.Copy())
+	}
+	return &IPConfig{
+		IP:      i.IP,
+		Gateway: i.Gateway,
+		Routes:  routes,
+	}
+}
+
 // net.IPNet is not JSON (un)marshallable so this duality is needed
 // for our custom IPNet type
 

vendor/github.com/containernetworking/cni/pkg/types/040/types.go

@@ -0,0 +1,306 @@
+// Copyright 2016 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package types040
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net"
+	"os"
+
+	"github.com/containernetworking/cni/pkg/types"
+	types020 "github.com/containernetworking/cni/pkg/types/020"
+	convert "github.com/containernetworking/cni/pkg/types/internal"
+)
+
+const ImplementedSpecVersion string = "0.4.0"
+
+var supportedVersions = []string{"0.3.0", "0.3.1", ImplementedSpecVersion}
+
+// Register converters for all versions less than the implemented spec version
+func init() {
+	// Up-converters
+	convert.RegisterConverter("0.1.0", supportedVersions, convertFrom02x)
+	convert.RegisterConverter("0.2.0", supportedVersions, convertFrom02x)
+	convert.RegisterConverter("0.3.0", supportedVersions, convertInternal)
+	convert.RegisterConverter("0.3.1", supportedVersions, convertInternal)
+
+	// Down-converters
+	convert.RegisterConverter("0.4.0", []string{"0.3.0", "0.3.1"}, convertInternal)
+	convert.RegisterConverter("0.4.0", []string{"0.1.0", "0.2.0"}, convertTo02x)
+	convert.RegisterConverter("0.3.1", []string{"0.1.0", "0.2.0"}, convertTo02x)
+	convert.RegisterConverter("0.3.0", []string{"0.1.0", "0.2.0"}, convertTo02x)
+
+	// Creator
+	convert.RegisterCreator(supportedVersions, NewResult)
+}
+
+func NewResult(data []byte) (types.Result, error) {
+	result := &Result{}
+	if err := json.Unmarshal(data, result); err != nil {
+		return nil, err
+	}
+	for _, v := range supportedVersions {
+		if result.CNIVersion == v {
+			return result, nil
+		}
+	}
+	return nil, fmt.Errorf("result type supports %v but unmarshalled CNIVersion is %q",
+		supportedVersions, result.CNIVersion)
+}
+
+func GetResult(r types.Result) (*Result, error) {
+	resultCurrent, err := r.GetAsVersion(ImplementedSpecVersion)
+	if err != nil {
+		return nil, err
+	}
+	result, ok := resultCurrent.(*Result)
+	if !ok {
+		return nil, fmt.Errorf("failed to convert result")
+	}
+	return result, nil
+}
+
+func NewResultFromResult(result types.Result) (*Result, error) {
+	newResult, err := convert.Convert(result, ImplementedSpecVersion)
+	if err != nil {
+		return nil, err
+	}
+	return newResult.(*Result), nil
+}
+
+// Result is what gets returned from the plugin (via stdout) to the caller
+type Result struct {
+	CNIVersion string         `json:"cniVersion,omitempty"`
+	Interfaces []*Interface   `json:"interfaces,omitempty"`
+	IPs        []*IPConfig    `json:"ips,omitempty"`
+	Routes     []*types.Route `json:"routes,omitempty"`
+	DNS        types.DNS      `json:"dns,omitempty"`
+}
+
+func convert020IPConfig(from *types020.IPConfig, ipVersion string) *IPConfig {
+	return &IPConfig{
+		Version: ipVersion,
+		Address: from.IP,
+		Gateway: from.Gateway,
+	}
+}
+
+func convertFrom02x(from types.Result, toVersion string) (types.Result, error) {
+	fromResult := from.(*types020.Result)
+	toResult := &Result{
+		CNIVersion: toVersion,
+		DNS:        *fromResult.DNS.Copy(),
+		Routes:     []*types.Route{},
+	}
+	if fromResult.IP4 != nil {
+		toResult.IPs = append(toResult.IPs, convert020IPConfig(fromResult.IP4, "4"))
+		for _, fromRoute := range fromResult.IP4.Routes {
+			toResult.Routes = append(toResult.Routes, fromRoute.Copy())
+		}
+	}
+
+	if fromResult.IP6 != nil {
+		toResult.IPs = append(toResult.IPs, convert020IPConfig(fromResult.IP6, "6"))
+		for _, fromRoute := range fromResult.IP6.Routes {
+			toResult.Routes = append(toResult.Routes, fromRoute.Copy())
+		}
+	}
+
+	return toResult, nil
+}
+
+func convertInternal(from types.Result, toVersion string) (types.Result, error) {
+	fromResult := from.(*Result)
+	toResult := &Result{
+		CNIVersion: toVersion,
+		DNS:        *fromResult.DNS.Copy(),
+		Routes:     []*types.Route{},
+	}
+	for _, fromIntf := range fromResult.Interfaces {
+		toResult.Interfaces = append(toResult.Interfaces, fromIntf.Copy())
+	}
+	for _, fromIPC := range fromResult.IPs {
+		toResult.IPs = append(toResult.IPs, fromIPC.Copy())
+	}
+	for _, fromRoute := range fromResult.Routes {
+		toResult.Routes = append(toResult.Routes, fromRoute.Copy())
+	}
+	return toResult, nil
+}
+
+func convertTo02x(from types.Result, toVersion string) (types.Result, error) {
+	fromResult := from.(*Result)
+	toResult := &types020.Result{
+		CNIVersion: toVersion,
+		DNS:        *fromResult.DNS.Copy(),
+	}
+
+	for _, fromIP := range fromResult.IPs {
+		// Only convert the first IP address of each version as 0.2.0
+		// and earlier cannot handle multiple IP addresses
+		if fromIP.Version == "4" && toResult.IP4 == nil {
+			toResult.IP4 = &types020.IPConfig{
+				IP:      fromIP.Address,
+				Gateway: fromIP.Gateway,
+			}
+		} else if fromIP.Version == "6" && toResult.IP6 == nil {
+			toResult.IP6 = &types020.IPConfig{
+				IP:      fromIP.Address,
+				Gateway: fromIP.Gateway,
+			}
+		}
+		if toResult.IP4 != nil && toResult.IP6 != nil {
+			break
+		}
+	}
+
+	for _, fromRoute := range fromResult.Routes {
+		is4 := fromRoute.Dst.IP.To4() != nil
+		if is4 && toResult.IP4 != nil {
+			toResult.IP4.Routes = append(toResult.IP4.Routes, types.Route{
+				Dst: fromRoute.Dst,
+				GW:  fromRoute.GW,
+			})
+		} else if !is4 && toResult.IP6 != nil {
+			toResult.IP6.Routes = append(toResult.IP6.Routes, types.Route{
+				Dst: fromRoute.Dst,
+				GW:  fromRoute.GW,
+			})
+		}
+	}
+
+	// 0.2.0 and earlier require at least one IP address in the Result
+	if toResult.IP4 == nil && toResult.IP6 == nil {
+		return nil, fmt.Errorf("cannot convert: no valid IP addresses")
+	}
+
+	return toResult, nil
+}
+
+func (r *Result) Version() string {
+	return r.CNIVersion
+}
+
+func (r *Result) GetAsVersion(version string) (types.Result, error) {
+	// If the creator of the result did not set the CNIVersion, assume it
+	// should be the highest spec version implemented by this Result
+	if r.CNIVersion == "" {
+		r.CNIVersion = ImplementedSpecVersion
+	}
+	return convert.Convert(r, version)
+}
+
+func (r *Result) Print() error {
+	return r.PrintTo(os.Stdout)
+}
+
+func (r *Result) PrintTo(writer io.Writer) error {
+	data, err := json.MarshalIndent(r, "", "    ")
+	if err != nil {
+		return err
+	}
+	_, err = writer.Write(data)
+	return err
+}
+
+// Interface contains values about the created interfaces
+type Interface struct {
+	Name    string `json:"name"`
+	Mac     string `json:"mac,omitempty"`
+	Sandbox string `json:"sandbox,omitempty"`
+}
+
+func (i *Interface) String() string {
+	return fmt.Sprintf("%+v", *i)
+}
+
+func (i *Interface) Copy() *Interface {
+	if i == nil {
+		return nil
+	}
+	newIntf := *i
+	return &newIntf
+}
+
+// Int returns a pointer to the int value passed in.  Used to
+// set the IPConfig.Interface field.
+func Int(v int) *int {
+	return &v
+}
+
+// IPConfig contains values necessary to configure an IP address on an interface
+type IPConfig struct {
+	// IP version, either "4" or "6"
+	Version string
+	// Index into Result structs Interfaces list
+	Interface *int
+	Address   net.IPNet
+	Gateway   net.IP
+}
+
+func (i *IPConfig) String() string {
+	return fmt.Sprintf("%+v", *i)
+}
+
+func (i *IPConfig) Copy() *IPConfig {
+	if i == nil {
+		return nil
+	}
+
+	ipc := &IPConfig{
+		Version: i.Version,
+		Address: i.Address,
+		Gateway: i.Gateway,
+	}
+	if i.Interface != nil {
+		intf := *i.Interface
+		ipc.Interface = &intf
+	}
+	return ipc
+}
+
+// JSON (un)marshallable types
+type ipConfig struct {
+	Version   string      `json:"version"`
+	Interface *int        `json:"interface,omitempty"`
+	Address   types.IPNet `json:"address"`
+	Gateway   net.IP      `json:"gateway,omitempty"`
+}
+
+func (c *IPConfig) MarshalJSON() ([]byte, error) {
+	ipc := ipConfig{
+		Version:   c.Version,
+		Interface: c.Interface,
+		Address:   types.IPNet(c.Address),
+		Gateway:   c.Gateway,
+	}
+
+	return json.Marshal(ipc)
+}
+
+func (c *IPConfig) UnmarshalJSON(data []byte) error {
+	ipc := ipConfig{}
+	if err := json.Unmarshal(data, &ipc); err != nil {
+		return err
+	}
+
+	c.Version = ipc.Version
+	c.Interface = ipc.Interface
+	c.Address = net.IPNet(ipc.Address)
+	c.Gateway = ipc.Gateway
+	return nil
+}

vendor/github.com/containernetworking/cni/pkg/types/100/types.go

@@ -0,0 +1,307 @@
+// Copyright 2016 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package types100
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net"
+	"os"
+
+	"github.com/containernetworking/cni/pkg/types"
+	types040 "github.com/containernetworking/cni/pkg/types/040"
+	convert "github.com/containernetworking/cni/pkg/types/internal"
+)
+
+const ImplementedSpecVersion string = "1.0.0"
+
+var supportedVersions = []string{ImplementedSpecVersion}
+
+// Register converters for all versions less than the implemented spec version
+func init() {
+	// Up-converters
+	convert.RegisterConverter("0.1.0", supportedVersions, convertFrom02x)
+	convert.RegisterConverter("0.2.0", supportedVersions, convertFrom02x)
+	convert.RegisterConverter("0.3.0", supportedVersions, convertFrom04x)
+	convert.RegisterConverter("0.3.1", supportedVersions, convertFrom04x)
+	convert.RegisterConverter("0.4.0", supportedVersions, convertFrom04x)
+
+	// Down-converters
+	convert.RegisterConverter("1.0.0", []string{"0.3.0", "0.3.1", "0.4.0"}, convertTo04x)
+	convert.RegisterConverter("1.0.0", []string{"0.1.0", "0.2.0"}, convertTo02x)
+
+	// Creator
+	convert.RegisterCreator(supportedVersions, NewResult)
+}
+
+func NewResult(data []byte) (types.Result, error) {
+	result := &Result{}
+	if err := json.Unmarshal(data, result); err != nil {
+		return nil, err
+	}
+	for _, v := range supportedVersions {
+		if result.CNIVersion == v {
+			return result, nil
+		}
+	}
+	return nil, fmt.Errorf("result type supports %v but unmarshalled CNIVersion is %q",
+		supportedVersions, result.CNIVersion)
+}
+
+func GetResult(r types.Result) (*Result, error) {
+	resultCurrent, err := r.GetAsVersion(ImplementedSpecVersion)
+	if err != nil {
+		return nil, err
+	}
+	result, ok := resultCurrent.(*Result)
+	if !ok {
+		return nil, fmt.Errorf("failed to convert result")
+	}
+	return result, nil
+}
+
+func NewResultFromResult(result types.Result) (*Result, error) {
+	newResult, err := convert.Convert(result, ImplementedSpecVersion)
+	if err != nil {
+		return nil, err
+	}
+	return newResult.(*Result), nil
+}
+
+// Result is what gets returned from the plugin (via stdout) to the caller
+type Result struct {
+	CNIVersion string         `json:"cniVersion,omitempty"`
+	Interfaces []*Interface   `json:"interfaces,omitempty"`
+	IPs        []*IPConfig    `json:"ips,omitempty"`
+	Routes     []*types.Route `json:"routes,omitempty"`
+	DNS        types.DNS      `json:"dns,omitempty"`
+}
+
+func convertFrom02x(from types.Result, toVersion string) (types.Result, error) {
+	result040, err := convert.Convert(from, "0.4.0")
+	if err != nil {
+		return nil, err
+	}
+	result100, err := convertFrom04x(result040, ImplementedSpecVersion)
+	if err != nil {
+		return nil, err
+	}
+	return result100, nil
+}
+
+func convertIPConfigFrom040(from *types040.IPConfig) *IPConfig {
+	to := &IPConfig{
+		Address: from.Address,
+		Gateway: from.Gateway,
+	}
+	if from.Interface != nil {
+		intf := *from.Interface
+		to.Interface = &intf
+	}
+	return to
+}
+
+func convertInterfaceFrom040(from *types040.Interface) *Interface {
+	return &Interface{
+		Name:    from.Name,
+		Mac:     from.Mac,
+		Sandbox: from.Sandbox,
+	}
+}
+
+func convertFrom04x(from types.Result, toVersion string) (types.Result, error) {
+	fromResult := from.(*types040.Result)
+	toResult := &Result{
+		CNIVersion: toVersion,
+		DNS:        *fromResult.DNS.Copy(),
+		Routes:     []*types.Route{},
+	}
+	for _, fromIntf := range fromResult.Interfaces {
+		toResult.Interfaces = append(toResult.Interfaces, convertInterfaceFrom040(fromIntf))
+	}
+	for _, fromIPC := range fromResult.IPs {
+		toResult.IPs = append(toResult.IPs, convertIPConfigFrom040(fromIPC))
+	}
+	for _, fromRoute := range fromResult.Routes {
+		toResult.Routes = append(toResult.Routes, fromRoute.Copy())
+	}
+	return toResult, nil
+}
+
+func convertIPConfigTo040(from *IPConfig) *types040.IPConfig {
+	version := "6"
+	if from.Address.IP.To4() != nil {
+		version = "4"
+	}
+	to := &types040.IPConfig{
+		Version: version,
+		Address: from.Address,
+		Gateway: from.Gateway,
+	}
+	if from.Interface != nil {
+		intf := *from.Interface
+		to.Interface = &intf
+	}
+	return to
+}
+
+func convertInterfaceTo040(from *Interface) *types040.Interface {
+	return &types040.Interface{
+		Name:    from.Name,
+		Mac:     from.Mac,
+		Sandbox: from.Sandbox,
+	}
+}
+
+func convertTo04x(from types.Result, toVersion string) (types.Result, error) {
+	fromResult := from.(*Result)
+	toResult := &types040.Result{
+		CNIVersion: toVersion,
+		DNS:        *fromResult.DNS.Copy(),
+		Routes:     []*types.Route{},
+	}
+	for _, fromIntf := range fromResult.Interfaces {
+		toResult.Interfaces = append(toResult.Interfaces, convertInterfaceTo040(fromIntf))
+	}
+	for _, fromIPC := range fromResult.IPs {
+		toResult.IPs = append(toResult.IPs, convertIPConfigTo040(fromIPC))
+	}
+	for _, fromRoute := range fromResult.Routes {
+		toResult.Routes = append(toResult.Routes, fromRoute.Copy())
+	}
+	return toResult, nil
+}
+
+func convertTo02x(from types.Result, toVersion string) (types.Result, error) {
+	// First convert to 0.4.0
+	result040, err := convertTo04x(from, "0.4.0")
+	if err != nil {
+		return nil, err
+	}
+	result02x, err := convert.Convert(result040, toVersion)
+	if err != nil {
+		return nil, err
+	}
+	return result02x, nil
+}
+
+func (r *Result) Version() string {
+	return r.CNIVersion
+}
+
+func (r *Result) GetAsVersion(version string) (types.Result, error) {
+	// If the creator of the result did not set the CNIVersion, assume it
+	// should be the highest spec version implemented by this Result
+	if r.CNIVersion == "" {
+		r.CNIVersion = ImplementedSpecVersion
+	}
+	return convert.Convert(r, version)
+}
+
+func (r *Result) Print() error {
+	return r.PrintTo(os.Stdout)
+}
+
+func (r *Result) PrintTo(writer io.Writer) error {
+	data, err := json.MarshalIndent(r, "", "    ")
+	if err != nil {
+		return err
+	}
+	_, err = writer.Write(data)
+	return err
+}
+
+// Interface contains values about the created interfaces
+type Interface struct {
+	Name    string `json:"name"`
+	Mac     string `json:"mac,omitempty"`
+	Sandbox string `json:"sandbox,omitempty"`
+}
+
+func (i *Interface) String() string {
+	return fmt.Sprintf("%+v", *i)
+}
+
+func (i *Interface) Copy() *Interface {
+	if i == nil {
+		return nil
+	}
+	newIntf := *i
+	return &newIntf
+}
+
+// Int returns a pointer to the int value passed in.  Used to
+// set the IPConfig.Interface field.
+func Int(v int) *int {
+	return &v
+}
+
+// IPConfig contains values necessary to configure an IP address on an interface
+type IPConfig struct {
+	// Index into Result structs Interfaces list
+	Interface *int
+	Address   net.IPNet
+	Gateway   net.IP
+}
+
+func (i *IPConfig) String() string {
+	return fmt.Sprintf("%+v", *i)
+}
+
+func (i *IPConfig) Copy() *IPConfig {
+	if i == nil {
+		return nil
+	}
+
+	ipc := &IPConfig{
+		Address: i.Address,
+		Gateway: i.Gateway,
+	}
+	if i.Interface != nil {
+		intf := *i.Interface
+		ipc.Interface = &intf
+	}
+	return ipc
+}
+
+// JSON (un)marshallable types
+type ipConfig struct {
+	Interface *int        `json:"interface,omitempty"`
+	Address   types.IPNet `json:"address"`
+	Gateway   net.IP      `json:"gateway,omitempty"`
+}
+
+func (c *IPConfig) MarshalJSON() ([]byte, error) {
+	ipc := ipConfig{
+		Interface: c.Interface,
+		Address:   types.IPNet(c.Address),
+		Gateway:   c.Gateway,
+	}
+
+	return json.Marshal(ipc)
+}
+
+func (c *IPConfig) UnmarshalJSON(data []byte) error {
+	ipc := ipConfig{}
+	if err := json.Unmarshal(data, &ipc); err != nil {
+		return err
+	}
+
+	c.Interface = ipc.Interface
+	c.Address = net.IPNet(ipc.Address)
+	c.Gateway = ipc.Gateway
+	return nil
+}

vendor/github.com/containernetworking/cni/pkg/types/args.go

@@ -91,16 +91,26 @@ func LoadArgs(args string, container interface{}) error {
 			unknownArgs = append(unknownArgs, pair)
 			continue
 		}
-		keyFieldIface := keyField.Addr().Interface()
+
-		u, ok := keyFieldIface.(encoding.TextUnmarshaler)
+		var keyFieldInterface interface{}
+		switch {
+		case keyField.Kind() == reflect.Ptr:
+			keyField.Set(reflect.New(keyField.Type().Elem()))
+			keyFieldInterface = keyField.Interface()
+		case keyField.CanAddr() && keyField.Addr().CanInterface():
+			keyFieldInterface = keyField.Addr().Interface()
+		default:
+			return UnmarshalableArgsError{fmt.Errorf("field '%s' has no valid interface", keyString)}
+		}
+		u, ok := keyFieldInterface.(encoding.TextUnmarshaler)
 		if !ok {
 			return UnmarshalableArgsError{fmt.Errorf(
 				"ARGS: cannot unmarshal into field '%s' - type '%s' does not implement encoding.TextUnmarshaler",
-				keyString, reflect.TypeOf(keyFieldIface))}
+				keyString, reflect.TypeOf(keyFieldInterface))}
 		}
 		err := u.UnmarshalText([]byte(valueString))
 		if err != nil {
-			return fmt.Errorf("ARGS: error parsing value of pair %q: %v)", pair, err)
+			return fmt.Errorf("ARGS: error parsing value of pair %q: %w", pair, err)
 		}
 	}
 

vendor/github.com/containernetworking/cni/pkg/types/create/create.go

@@ -0,0 +1,56 @@
+// Copyright 2016 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package create
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/containernetworking/cni/pkg/types"
+	convert "github.com/containernetworking/cni/pkg/types/internal"
+)
+
+// DecodeVersion returns the CNI version from CNI configuration or result JSON,
+// or an error if the operation could not be performed.
+func DecodeVersion(jsonBytes []byte) (string, error) {
+	var conf struct {
+		CNIVersion string `json:"cniVersion"`
+	}
+	err := json.Unmarshal(jsonBytes, &conf)
+	if err != nil {
+		return "", fmt.Errorf("decoding version from network config: %w", err)
+	}
+	if conf.CNIVersion == "" {
+		return "0.1.0", nil
+	}
+	return conf.CNIVersion, nil
+}
+
+// Create creates a CNI Result using the given JSON with the expected
+// version, or an error if the creation could not be performed
+func Create(version string, bytes []byte) (types.Result, error) {
+	return convert.Create(version, bytes)
+}
+
+// CreateFromBytes creates a CNI Result from the given JSON, automatically
+// detecting the CNI spec version of the result. An error is returned if the
+// operation could not be performed.
+func CreateFromBytes(bytes []byte) (types.Result, error) {
+	version, err := DecodeVersion(bytes)
+	if err != nil {
+		return nil, err
+	}
+	return convert.Create(version, bytes)
+}

vendor/github.com/containernetworking/cni/pkg/types/current/types.go

@@ -1,276 +0,0 @@
-// Copyright 2016 CNI authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package current
-
-import (
-	"encoding/json"
-	"fmt"
-	"io"
-	"net"
-	"os"
-
-	"github.com/containernetworking/cni/pkg/types"
-	"github.com/containernetworking/cni/pkg/types/020"
-)
-
-const ImplementedSpecVersion string = "0.4.0"
-
-var SupportedVersions = []string{"0.3.0", "0.3.1", ImplementedSpecVersion}
-
-func NewResult(data []byte) (types.Result, error) {
-	result := &Result{}
-	if err := json.Unmarshal(data, result); err != nil {
-		return nil, err
-	}
-	return result, nil
-}
-
-func GetResult(r types.Result) (*Result, error) {
-	resultCurrent, err := r.GetAsVersion(ImplementedSpecVersion)
-	if err != nil {
-		return nil, err
-	}
-	result, ok := resultCurrent.(*Result)
-	if !ok {
-		return nil, fmt.Errorf("failed to convert result")
-	}
-	return result, nil
-}
-
-var resultConverters = []struct {
-	versions []string
-	convert  func(types.Result) (*Result, error)
-}{
-	{types020.SupportedVersions, convertFrom020},
-	{SupportedVersions, convertFrom030},
-}
-
-func convertFrom020(result types.Result) (*Result, error) {
-	oldResult, err := types020.GetResult(result)
-	if err != nil {
-		return nil, err
-	}
-
-	newResult := &Result{
-		CNIVersion: ImplementedSpecVersion,
-		DNS:        oldResult.DNS,
-		Routes:     []*types.Route{},
-	}
-
-	if oldResult.IP4 != nil {
-		newResult.IPs = append(newResult.IPs, &IPConfig{
-			Version: "4",
-			Address: oldResult.IP4.IP,
-			Gateway: oldResult.IP4.Gateway,
-		})
-		for _, route := range oldResult.IP4.Routes {
-			newResult.Routes = append(newResult.Routes, &types.Route{
-				Dst: route.Dst,
-				GW:  route.GW,
-			})
-		}
-	}
-
-	if oldResult.IP6 != nil {
-		newResult.IPs = append(newResult.IPs, &IPConfig{
-			Version: "6",
-			Address: oldResult.IP6.IP,
-			Gateway: oldResult.IP6.Gateway,
-		})
-		for _, route := range oldResult.IP6.Routes {
-			newResult.Routes = append(newResult.Routes, &types.Route{
-				Dst: route.Dst,
-				GW:  route.GW,
-			})
-		}
-	}
-
-	return newResult, nil
-}
-
-func convertFrom030(result types.Result) (*Result, error) {
-	newResult, ok := result.(*Result)
-	if !ok {
-		return nil, fmt.Errorf("failed to convert result")
-	}
-	newResult.CNIVersion = ImplementedSpecVersion
-	return newResult, nil
-}
-
-func NewResultFromResult(result types.Result) (*Result, error) {
-	version := result.Version()
-	for _, converter := range resultConverters {
-		for _, supportedVersion := range converter.versions {
-			if version == supportedVersion {
-				return converter.convert(result)
-			}
-		}
-	}
-	return nil, fmt.Errorf("unsupported CNI result22 version %q", version)
-}
-
-// Result is what gets returned from the plugin (via stdout) to the caller
-type Result struct {
-	CNIVersion string         `json:"cniVersion,omitempty"`
-	Interfaces []*Interface   `json:"interfaces,omitempty"`
-	IPs        []*IPConfig    `json:"ips,omitempty"`
-	Routes     []*types.Route `json:"routes,omitempty"`
-	DNS        types.DNS      `json:"dns,omitempty"`
-}
-
-// Convert to the older 0.2.0 CNI spec Result type
-func (r *Result) convertTo020() (*types020.Result, error) {
-	oldResult := &types020.Result{
-		CNIVersion: types020.ImplementedSpecVersion,
-		DNS:        r.DNS,
-	}
-
-	for _, ip := range r.IPs {
-		// Only convert the first IP address of each version as 0.2.0
-		// and earlier cannot handle multiple IP addresses
-		if ip.Version == "4" && oldResult.IP4 == nil {
-			oldResult.IP4 = &types020.IPConfig{
-				IP:      ip.Address,
-				Gateway: ip.Gateway,
-			}
-		} else if ip.Version == "6" && oldResult.IP6 == nil {
-			oldResult.IP6 = &types020.IPConfig{
-				IP:      ip.Address,
-				Gateway: ip.Gateway,
-			}
-		}
-
-		if oldResult.IP4 != nil && oldResult.IP6 != nil {
-			break
-		}
-	}
-
-	for _, route := range r.Routes {
-		is4 := route.Dst.IP.To4() != nil
-		if is4 && oldResult.IP4 != nil {
-			oldResult.IP4.Routes = append(oldResult.IP4.Routes, types.Route{
-				Dst: route.Dst,
-				GW:  route.GW,
-			})
-		} else if !is4 && oldResult.IP6 != nil {
-			oldResult.IP6.Routes = append(oldResult.IP6.Routes, types.Route{
-				Dst: route.Dst,
-				GW:  route.GW,
-			})
-		}
-	}
-
-	if oldResult.IP4 == nil && oldResult.IP6 == nil {
-		return nil, fmt.Errorf("cannot convert: no valid IP addresses")
-	}
-
-	return oldResult, nil
-}
-
-func (r *Result) Version() string {
-	return ImplementedSpecVersion
-}
-
-func (r *Result) GetAsVersion(version string) (types.Result, error) {
-	switch version {
-	case "0.3.0", "0.3.1", ImplementedSpecVersion:
-		r.CNIVersion = version
-		return r, nil
-	case types020.SupportedVersions[0], types020.SupportedVersions[1], types020.SupportedVersions[2]:
-		return r.convertTo020()
-	}
-	return nil, fmt.Errorf("cannot convert version 0.3.x to %q", version)
-}
-
-func (r *Result) Print() error {
-	return r.PrintTo(os.Stdout)
-}
-
-func (r *Result) PrintTo(writer io.Writer) error {
-	data, err := json.MarshalIndent(r, "", "    ")
-	if err != nil {
-		return err
-	}
-	_, err = writer.Write(data)
-	return err
-}
-
-// Convert this old version result to the current CNI version result
-func (r *Result) Convert() (*Result, error) {
-	return r, nil
-}
-
-// Interface contains values about the created interfaces
-type Interface struct {
-	Name    string `json:"name"`
-	Mac     string `json:"mac,omitempty"`
-	Sandbox string `json:"sandbox,omitempty"`
-}
-
-func (i *Interface) String() string {
-	return fmt.Sprintf("%+v", *i)
-}
-
-// Int returns a pointer to the int value passed in.  Used to
-// set the IPConfig.Interface field.
-func Int(v int) *int {
-	return &v
-}
-
-// IPConfig contains values necessary to configure an IP address on an interface
-type IPConfig struct {
-	// IP version, either "4" or "6"
-	Version string
-	// Index into Result structs Interfaces list
-	Interface *int
-	Address   net.IPNet
-	Gateway   net.IP
-}
-
-func (i *IPConfig) String() string {
-	return fmt.Sprintf("%+v", *i)
-}
-
-// JSON (un)marshallable types
-type ipConfig struct {
-	Version   string      `json:"version"`
-	Interface *int        `json:"interface,omitempty"`
-	Address   types.IPNet `json:"address"`
-	Gateway   net.IP      `json:"gateway,omitempty"`
-}
-
-func (c *IPConfig) MarshalJSON() ([]byte, error) {
-	ipc := ipConfig{
-		Version:   c.Version,
-		Interface: c.Interface,
-		Address:   types.IPNet(c.Address),
-		Gateway:   c.Gateway,
-	}
-
-	return json.Marshal(ipc)
-}
-
-func (c *IPConfig) UnmarshalJSON(data []byte) error {
-	ipc := ipConfig{}
-	if err := json.Unmarshal(data, &ipc); err != nil {
-		return err
-	}
-
-	c.Version = ipc.Version
-	c.Interface = ipc.Interface
-	c.Address = net.IPNet(ipc.Address)
-	c.Gateway = ipc.Gateway
-	return nil
-}

vendor/github.com/containernetworking/cni/pkg/types/internal/convert.go

@@ -0,0 +1,92 @@
+// Copyright 2016 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package convert
+
+import (
+	"fmt"
+
+	"github.com/containernetworking/cni/pkg/types"
+)
+
+// ConvertFn should convert from the given arbitrary Result type into a
+// Result implementing CNI specification version passed in toVersion.
+// The function is guaranteed to be passed a Result type matching the
+// fromVersion it was registered with, and is guaranteed to be
+// passed a toVersion matching one of the toVersions it was registered with.
+type ConvertFn func(from types.Result, toVersion string) (types.Result, error)
+
+type converter struct {
+	// fromVersion is the CNI Result spec version that convertFn accepts
+	fromVersion string
+	// toVersions is a list of versions that convertFn can convert to
+	toVersions []string
+	convertFn  ConvertFn
+}
+
+var converters []*converter
+
+func findConverter(fromVersion, toVersion string) *converter {
+	for _, c := range converters {
+		if c.fromVersion == fromVersion {
+			for _, v := range c.toVersions {
+				if v == toVersion {
+					return c
+				}
+			}
+		}
+	}
+	return nil
+}
+
+// Convert converts a CNI Result to the requested CNI specification version,
+// or returns an error if the conversion could not be performed or failed
+func Convert(from types.Result, toVersion string) (types.Result, error) {
+	if toVersion == "" {
+		toVersion = "0.1.0"
+	}
+
+	fromVersion := from.Version()
+
+	// Shortcut for same version
+	if fromVersion == toVersion {
+		return from, nil
+	}
+
+	// Otherwise find the right converter
+	c := findConverter(fromVersion, toVersion)
+	if c == nil {
+		return nil, fmt.Errorf("no converter for CNI result version %s to %s",
+			fromVersion, toVersion)
+	}
+	return c.convertFn(from, toVersion)
+}
+
+// RegisterConverter registers a CNI Result converter. SHOULD NOT BE CALLED
+// EXCEPT FROM CNI ITSELF.
+func RegisterConverter(fromVersion string, toVersions []string, convertFn ConvertFn) {
+	// Make sure there is no converter already registered for these
+	// from and to versions
+	for _, v := range toVersions {
+		if findConverter(fromVersion, v) != nil {
+			panic(fmt.Sprintf("converter already registered for %s to %s",
+				fromVersion, v))
+		}
+	}
+	converters = append(converters, &converter{
+		fromVersion: fromVersion,
+		toVersions:  toVersions,
+		convertFn:   convertFn,
+	})
+}

vendor/github.com/containernetworking/cni/pkg/types/internal/create.go

@@ -0,0 +1,66 @@
+// Copyright 2016 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package convert
+
+import (
+	"fmt"
+
+	"github.com/containernetworking/cni/pkg/types"
+)
+
+type ResultFactoryFunc func([]byte) (types.Result, error)
+
+type creator struct {
+	// CNI Result spec versions that createFn can create a Result for
+	versions []string
+	createFn ResultFactoryFunc
+}
+
+var creators []*creator
+
+func findCreator(version string) *creator {
+	for _, c := range creators {
+		for _, v := range c.versions {
+			if v == version {
+				return c
+			}
+		}
+	}
+	return nil
+}
+
+// Create creates a CNI Result using the given JSON, or an error if the creation
+// could not be performed
+func Create(version string, bytes []byte) (types.Result, error) {
+	if c := findCreator(version); c != nil {
+		return c.createFn(bytes)
+	}
+	return nil, fmt.Errorf("unsupported CNI result version %q", version)
+}
+
+// RegisterCreator registers a CNI Result creator. SHOULD NOT BE CALLED
+// EXCEPT FROM CNI ITSELF.
+func RegisterCreator(versions []string, createFn ResultFactoryFunc) {
+	// Make sure there is no creator already registered for these versions
+	for _, v := range versions {
+		if findCreator(v) != nil {
+			panic(fmt.Sprintf("creator already registered for %s", v))
+		}
+	}
+	creators = append(creators, &creator{
+		versions: versions,
+		createFn: createFn,
+	})
+}

vendor/github.com/containernetworking/cni/pkg/types/types.go

@@ -83,8 +83,6 @@ type NetConfList struct {
 	Plugins      []*NetConf `json:"plugins,omitempty"`
 }
 
-type ResultFactoryFunc func([]byte) (Result, error)
-
 // Result is an interface that provides the result of plugin execution
 type Result interface {
 	// The highest CNI specification result version the result supports
@@ -118,6 +116,24 @@ type DNS struct {
 	Options     []string `json:"options,omitempty"`
 }
 
+func (d *DNS) Copy() *DNS {
+	if d == nil {
+		return nil
+	}
+
+	to := &DNS{Domain: d.Domain}
+	for _, ns := range d.Nameservers {
+		to.Nameservers = append(to.Nameservers, ns)
+	}
+	for _, s := range d.Search {
+		to.Search = append(to.Search, s)
+	}
+	for _, o := range d.Options {
+		to.Options = append(to.Options, o)
+	}
+	return to
+}
+
 type Route struct {
 	Dst net.IPNet
 	GW  net.IP
@@ -127,6 +143,17 @@ func (r *Route) String() string {
 	return fmt.Sprintf("%+v", *r)
 }
 
+func (r *Route) Copy() *Route {
+	if r == nil {
+		return nil
+	}
+
+	return &Route{
+		Dst: r.Dst,
+		GW:  r.GW,
+	}
+}
+
 // Well known error codes
 // see https://github.com/containernetworking/cni/blob/master/SPEC.md#well-known-error-codes
 const (

vendor/github.com/containernetworking/cni/pkg/version/conf.go

@@ -15,23 +15,12 @@
 package version
 
 import (
-	"encoding/json"
+	"github.com/containernetworking/cni/pkg/types/create"
-	"fmt"
 )
 
 // ConfigDecoder can decode the CNI version available in network config data
 type ConfigDecoder struct{}
 
 func (*ConfigDecoder) Decode(jsonBytes []byte) (string, error) {
-	var conf struct {
+	return create.DecodeVersion(jsonBytes)
-		CNIVersion string `json:"cniVersion"`
-	}
-	err := json.Unmarshal(jsonBytes, &conf)
-	if err != nil {
-		return "", fmt.Errorf("decoding version from network config: %s", err)
-	}
-	if conf.CNIVersion == "" {
-		return "0.1.0", nil
-	}
-	return conf.CNIVersion, nil
 }

vendor/github.com/containernetworking/cni/pkg/version/plugin.go

@@ -68,7 +68,7 @@ func (*PluginDecoder) Decode(jsonBytes []byte) (PluginInfo, error) {
 	var info pluginInfo
 	err := json.Unmarshal(jsonBytes, &info)
 	if err != nil {
-		return nil, fmt.Errorf("decoding version info: %s", err)
+		return nil, fmt.Errorf("decoding version info: %w", err)
 	}
 	if info.CNIVersion_ == "" {
 		return nil, fmt.Errorf("decoding version info: missing field cniVersion")
@@ -97,20 +97,20 @@ func ParseVersion(version string) (int, int, int, error) {
 
 	major, err := strconv.Atoi(parts[0])
 	if err != nil {
-		return -1, -1, -1, fmt.Errorf("failed to convert major version part %q: %v", parts[0], err)
+		return -1, -1, -1, fmt.Errorf("failed to convert major version part %q: %w", parts[0], err)
 	}
 
 	if len(parts) >= 2 {
 		minor, err = strconv.Atoi(parts[1])
 		if err != nil {
-			return -1, -1, -1, fmt.Errorf("failed to convert minor version part %q: %v", parts[1], err)
+			return -1, -1, -1, fmt.Errorf("failed to convert minor version part %q: %w", parts[1], err)
 		}
 	}
 
 	if len(parts) >= 3 {
 		micro, err = strconv.Atoi(parts[2])
 		if err != nil {
-			return -1, -1, -1, fmt.Errorf("failed to convert micro version part %q: %v", parts[2], err)
+			return -1, -1, -1, fmt.Errorf("failed to convert micro version part %q: %w", parts[2], err)
 		}
 	}
 

vendor/github.com/containernetworking/cni/pkg/version/version.go

@@ -19,13 +19,13 @@ import (
 	"fmt"
 
 	"github.com/containernetworking/cni/pkg/types"
-	"github.com/containernetworking/cni/pkg/types/020"
+	types100 "github.com/containernetworking/cni/pkg/types/100"
-	"github.com/containernetworking/cni/pkg/types/current"
+	"github.com/containernetworking/cni/pkg/types/create"
 )
 
 // Current reports the version of the CNI spec implemented by this library
 func Current() string {
-	return "0.4.0"
+	return types100.ImplementedSpecVersion
 }
 
 // Legacy PluginInfo describes a plugin that is backwards compatible with the
@@ -36,29 +36,28 @@ func Current() string {
 // Any future CNI spec versions which meet this definition should be added to
 // this list.
 var Legacy = PluginSupports("0.1.0", "0.2.0")
-var All = PluginSupports("0.1.0", "0.2.0", "0.3.0", "0.3.1", "0.4.0")
+var All = PluginSupports("0.1.0", "0.2.0", "0.3.0", "0.3.1", "0.4.0", "1.0.0")
 
-var resultFactories = []struct {
+// VersionsFrom returns a list of versions starting from min, inclusive
-	supportedVersions []string
+func VersionsStartingFrom(min string) PluginInfo {
-	newResult         types.ResultFactoryFunc
+	out := []string{}
-}{
+	// cheat, just assume ordered
-	{current.SupportedVersions, current.NewResult},
+	ok := false
-	{types020.SupportedVersions, types020.NewResult},
+	for _, v := range All.SupportedVersions() {
+		if !ok && v == min {
+			ok = true
+		}
+		if ok {
+			out = append(out, v)
+		}
+	}
+	return PluginSupports(out...)
 }
 
 // Finds a Result object matching the requested version (if any) and asks
 // that object to parse the plugin result, returning an error if parsing failed.
 func NewResult(version string, resultBytes []byte) (types.Result, error) {
-	reconciler := &Reconciler{}
+	return create.Create(version, resultBytes)
-	for _, resultFactory := range resultFactories {
-		err := reconciler.CheckRaw(version, resultFactory.supportedVersions)
-		if err == nil {
-			// Result supports this version
-			return resultFactory.newResult(resultBytes)
-		}
-	}
-
-	return nil, fmt.Errorf("unsupported CNI result version %q", version)
 }
 
 // ParsePrevResult parses a prevResult in a NetConf structure and sets
@@ -68,15 +67,22 @@ func ParsePrevResult(conf *types.NetConf) error {
 		return nil
 	}
 
+	// Prior to 1.0.0, Result types may not marshal a CNIVersion. Since the
+	// result version must match the config version, if the Result's version
+	// is empty, inject the config version.
+	if ver, ok := conf.RawPrevResult["CNIVersion"]; !ok || ver == "" {
+		conf.RawPrevResult["CNIVersion"] = conf.CNIVersion
+	}
+
 	resultBytes, err := json.Marshal(conf.RawPrevResult)
 	if err != nil {
-		return fmt.Errorf("could not serialize prevResult: %v", err)
+		return fmt.Errorf("could not serialize prevResult: %w", err)
 	}
 
 	conf.RawPrevResult = nil
-	conf.PrevResult, err = NewResult(conf.CNIVersion, resultBytes)
+	conf.PrevResult, err = create.Create(conf.CNIVersion, resultBytes)
 	if err != nil {
-		return fmt.Errorf("could not parse prevResult: %v", err)
+		return fmt.Errorf("could not parse prevResult: %w", err)
 	}
 
 	return nil

vendor/modules.txt

@@ -110,7 +110,7 @@ github.com/containerd/continuity/testutil/loopback
 # github.com/containerd/fifo v1.0.0
 ## explicit
 github.com/containerd/fifo
-# github.com/containerd/go-cni v1.0.2
+# github.com/containerd/go-cni v1.1.0
 ## explicit
 github.com/containerd/go-cni
 # github.com/containerd/go-runc v1.0.0
@@ -135,15 +135,18 @@ github.com/containerd/typeurl
 ## explicit
 github.com/containerd/zfs
 github.com/containerd/zfs/plugin
-# github.com/containernetworking/cni v0.8.1
+# github.com/containernetworking/cni v1.0.1
 github.com/containernetworking/cni/libcni
 github.com/containernetworking/cni/pkg/invoke
 github.com/containernetworking/cni/pkg/types
 github.com/containernetworking/cni/pkg/types/020
-github.com/containernetworking/cni/pkg/types/current
+github.com/containernetworking/cni/pkg/types/040
+github.com/containernetworking/cni/pkg/types/100
+github.com/containernetworking/cni/pkg/types/create
+github.com/containernetworking/cni/pkg/types/internal
 github.com/containernetworking/cni/pkg/utils
 github.com/containernetworking/cni/pkg/version
-# github.com/containernetworking/plugins v0.9.1
+# github.com/containernetworking/plugins v1.0.1
 ## explicit
 github.com/containernetworking/plugins/pkg/ns
 # github.com/containers/ocicrypt v1.1.1