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Add CNI config 1.0.0 support. (#101)
* Dep: Update containernetwork/cni to 1.1.2. Note that this is only a dependency update which does NOT enable reading CNI configs > 0.3.0. Signed-off-by: Nashwan Azhari <nazhari@cloudbasesolutions.com> * Allow plugins to read CNI 1.0.0 configs. Signed-off-by: Nashwan Azhari <nazhari@cloudbasesolutions.com> --------- Signed-off-by: Nashwan Azhari <nazhari@cloudbasesolutions.com>
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20 files changed

+1072
-369
lines changed

20 files changed

+1072
-369
lines changed

‎cni/cni.go

Lines changed: 14 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -14,20 +14,21 @@ import (
1414
network "github.com/Microsoft/windows-container-networking/network"
1515
cniSkel "github.com/containernetworking/cni/pkg/skel"
1616
cniTypes "github.com/containernetworking/cni/pkg/types"
17-
cniTypesCurr "github.com/containernetworking/cni/pkg/types/current"
17+
cniTypesCurr "github.com/containernetworking/cni/pkg/types/100"
1818
"github.com/sirupsen/logrus"
1919
)
2020

2121
const (
2222
// CNI commands.
23-
CmdAdd = "ADD"
24-
CmdDel = "DEL"
23+
CmdAdd = "ADD"
24+
CmdDel = "DEL"
25+
CmdCheck = "CHECK"
2526

2627
Internal = "internal"
2728
)
2829

2930
// Supported CNI versions.
30-
var VersionsSupported = []string{"0.2.0", "0.3.0"}
31+
var VersionsSupported = []string{"0.2.0", "0.3.0", "0.4.0", "1.0.0"}
3132

3233
type KVP struct {
3334
Name string `json:"name"`
@@ -126,21 +127,26 @@ func (r *Result) String() string {
126127
type PluginApi interface {
127128
Add(args *cniSkel.CmdArgs) error
128129
Delete(args *cniSkel.CmdArgs) error
130+
Check(args *cniSkel.CmdArgs) error
129131
}
130132

131133
// CallPlugin calls the given CNI plugin through the internal interface.
132134
func CallPlugin(plugin PluginApi, cmd string, args *cniSkel.CmdArgs, config *NetworkConfig) (*cniTypes.Result, error) {
133-
var err error
134-
135135
savedType := config.Ipam.Type
136136
config.Ipam.Type = Internal
137137
args.StdinData = config.Serialize()
138138

139139
// Call the plugin's internal interface.
140-
if cmd == CmdAdd {
140+
var err error
141+
switch cmd {
142+
case CmdAdd:
141143
err = plugin.Add(args)
142-
} else {
144+
case CmdDel:
143145
err = plugin.Delete(args)
146+
case CmdCheck:
147+
err = plugin.Check(args)
148+
default:
149+
err = fmt.Errorf("Called with unknown CNI verb %q", cmd)
144150
}
145151

146152
config.Ipam.Type = savedType
@@ -375,7 +381,6 @@ func GetCurrResult(network *network.NetworkInfo, endpoint *network.EndpointInfo,
375381
ip.InterfaceIndex = 0
376382

377383
cIP := cniTypesCurr.IPConfig{
378-
Version: ip.Version,
379384
Address: net.IPNet{
380385
IP: ip.Address.IP,
381386
Mask: ip.Address.Mask},
@@ -392,7 +397,6 @@ func GetCurrResult(network *network.NetworkInfo, endpoint *network.EndpointInfo,
392397
ip4.InterfaceIndex = 0
393398

394399
cIP4 := cniTypesCurr.IPConfig{
395-
Version: ip4.Version,
396400
Address: net.IPNet{
397401
IP: ip4.Address.IP,
398402
Mask: ip4.Address.Mask},
@@ -407,7 +411,6 @@ func GetCurrResult(network *network.NetworkInfo, endpoint *network.EndpointInfo,
407411
ip6.InterfaceIndex = 0
408412

409413
cIP6 := cniTypesCurr.IPConfig{
410-
Version: ip6.Version,
411414
Address: net.IPNet{
412415
IP: ip6.Address.IP,
413416
Mask: ip6.Address.Mask},

‎cni/plugin.go

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -45,7 +45,7 @@ func (plugin *Plugin) Execute(api PluginApi) error {
4545
pluginInfo := cniVers.PluginSupports(VersionsSupported...)
4646

4747
// Parse args and call the appropriate cmd handler.
48-
cniErr := cniSkel.PluginMainWithError(api.Add, nil, api.Delete, pluginInfo, "CNI plugin WinCni")
48+
cniErr := cniSkel.PluginMainWithError(api.Add, api.Check, api.Delete, pluginInfo, "CNI plugin WinCni")
4949
if cniErr != nil {
5050
cniErr.Print()
5151
return cniErr

‎common/core/network.go

Lines changed: 10 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -484,3 +484,13 @@ func (plugin *netPlugin) Delete(args *cniSkel.CmdArgs) error {
484484
logrus.Debugf("[cni-net] DEL succeeded.")
485485
return nil
486486
}
487+
488+
// Check handles CNI CHECK commands.
489+
// args.ContainerID - ID of the container for which network endpoint is to be checked.
490+
// args.Netns - Network Namespace Id (required).
491+
// args.IfName - Interface Name specifies the interface the network should bind to (ex: Ethernet).
492+
// args.Path - Location of the config file.
493+
func (plugin *netPlugin) Check(args *cniSkel.CmdArgs) error {
494+
logrus.Warnf("[cni-net] CHECK is currently NOT implemented! Called with args: %v", args)
495+
return nil
496+
}

‎go.mod

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@ require (
66
github.com/Microsoft/go-winio v0.5.2
77
github.com/Microsoft/hcsshim v0.8.25
88
github.com/containerd/go-runc v1.0.0
9-
github.com/containernetworking/cni v0.8.1
9+
github.com/containernetworking/cni v1.1.2
1010
github.com/onsi/ginkgo/v2 v2.9.1
1111
github.com/onsi/gomega v1.27.3
1212
github.com/opencontainers/runtime-tools v0.0.0-20190313075039-7125f1d443b0
@@ -27,7 +27,6 @@ require (
2727
github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
2828
github.com/hashicorp/errwrap v1.0.0 // indirect
2929
github.com/hashicorp/go-multierror v1.0.0 // indirect
30-
github.com/onsi/ginkgo v1.16.5 // indirect
3130
github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417 // indirect
3231
github.com/opencontainers/selinux v1.10.0 // indirect
3332
github.com/syndtr/gocapability v0.0.0-20200815063812-42c35b437635 // indirect

‎go.sum

Lines changed: 10 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -37,8 +37,8 @@ github.com/containerd/go-runc v1.0.0 h1:oU+lLv1ULm5taqgV/CJivypVODI4SUz1znWjv3nN
3737
github.com/containerd/go-runc v1.0.0/go.mod h1:cNU0ZbCgCQVZK4lgG3P+9tn9/PaJNmoDXPpoJhDR+Ok=
3838
github.com/containerd/ttrpc v1.1.0/go.mod h1:XX4ZTnoOId4HklF4edwc4DcqskFZuvXB1Evzy5KFQpQ=
3939
github.com/containerd/typeurl v1.0.2/go.mod h1:9trJWW2sRlGub4wZJRTW83VtbOLS6hwcDZXTn6oPz9s=
40-
github.com/containernetworking/cni v0.8.1 h1:7zpDnQ3T3s4ucOuJ/ZCLrYBxzkg0AELFfII3Epo9TmI=
41-
github.com/containernetworking/cni v0.8.1/go.mod h1:LGwApLUm2FpoOfxTDEeq8T9ipbpZ61X79hmU3w8FmsY=
40+
github.com/containernetworking/cni v1.1.2 h1:wtRGZVv7olUHMOqouPpn3cXJWpJgM6+EUl31EQbXALQ=
41+
github.com/containernetworking/cni v1.1.2/go.mod h1:sDpYKmGVENF3s6uvMvGgldDWeG8dMxakj/u+i9ht9vw=
4242
github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
4343
github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
4444
github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
@@ -61,7 +61,6 @@ github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1m
6161
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
6262
github.com/frankban/quicktest v1.11.3/go.mod h1:wRf/ReqHper53s+kmmSZizM8NamnL3IM0I9ntUbOk+k=
6363
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
64-
github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
6564
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
6665
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
6766
github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
@@ -98,6 +97,7 @@ github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QD
9897
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
9998
github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
10099
github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
100+
github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
101101
github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
102102
github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
103103
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
@@ -144,17 +144,17 @@ github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrk
144144
github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
145145
github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
146146
github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
147-
github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
148147
github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
149148
github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
150149
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
151150
github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
152-
github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
153-
github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
151+
github.com/onsi/ginkgo v1.16.4/go.mod h1:dX+/inL/fNMqNlz0e9LfyB9TswhZpCVdJM/Z6Vvnwo0=
152+
github.com/onsi/ginkgo/v2 v2.1.3/go.mod h1:vw5CSIxN1JObi/U8gcbwft7ZxR2dgaR70JSE3/PpL4c=
154153
github.com/onsi/ginkgo/v2 v2.9.1 h1:zie5Ly042PD3bsCvsSOPvRnFwyo3rKe64TJlD6nu0mk=
155154
github.com/onsi/ginkgo/v2 v2.9.1/go.mod h1:FEcmzVcCHl+4o9bQZVab+4dC9+j+91t2FHSzmGAPfuo=
156155
github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
157156
github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
157+
github.com/onsi/gomega v1.17.0/go.mod h1:HnhC7FXeEQY45zxNK3PPoIUhzk/80Xly9PcubAlGdZY=
158158
github.com/onsi/gomega v1.27.3 h1:5VwIwnBY3vbBDOJrNtA4rVdiTZCsq9B5F12pvy1Drmk=
159159
github.com/onsi/gomega v1.27.3/go.mod h1:5vG284IBtfDAmDyrK+eGyZmUgUlmi+Wngqo557cZ6Gw=
160160
github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
@@ -258,6 +258,7 @@ golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/
258258
golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
259259
golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
260260
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
261+
golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
261262
golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
262263
golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
263264
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -278,6 +279,7 @@ golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9sn
278279
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
279280
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
280281
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
282+
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
281283
golang.org/x/text v0.8.0 h1:57P1ETyNKtuIjB4SRd15iJxuhj8Gc416Y78H3qgMh68=
282284
golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
283285
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -324,6 +326,7 @@ google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2
324326
google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
325327
google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
326328
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
329+
google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
327330
google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
328331
google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
329332
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
@@ -332,13 +335,13 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33
332335
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
333336
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
334337
gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
335-
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
336338
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
337339
gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
338340
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
339341
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
340342
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
341343
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
344+
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
342345
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
343346
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
344347
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

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

Lines changed: 47 additions & 4 deletions
Some generated files are not rendered by default. Learn more about customizing how changed files appear on GitHub.

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

Lines changed: 2 additions & 4 deletions
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