Update to CNI & Plugins 1.0.1 with stable 1.0 spec

CHANGELOG.md

@@ -40,6 +40,10 @@
   arguments.
 - An invalid remote build source (bootstrap) will be identified before
   attempting to submit the build.
+- The bundled reference CNI plugins are updated to v1.0.1. The `flannel` plugin
+  is no longer included, as it is maintained as a separate plugin at:
+  <https://github.com/flannel-io/cni-plugin>. If you use the flannel CNI plugin
+  you should install it from this repository.
 
 ### New features / functionalities
 

etc/network/00_bridge.conflist

@@ -1,5 +1,5 @@
 {
-    "cniVersion": "0.4.0",
+    "cniVersion": "1.0.0",
     "name": "bridge",
     "plugins": [
         {

etc/network/10_ptp.conflist

@@ -1,5 +1,5 @@
 {
-    "cniVersion": "0.4.0",
+    "cniVersion": "1.0.0",
     "name": "ptp",
     "plugins": [
         {

etc/network/20_ipvlan.conflist

@@ -1,5 +1,5 @@
 {
-    "cniVersion": "0.4.0",
+    "cniVersion": "1.0.0",
     "name": "ipvlan",
     "plugins": [
         {

etc/network/30_macvlan.conflist

@@ -1,5 +1,5 @@
 {
-    "cniVersion": "0.4.0",
+    "cniVersion": "1.0.0",
     "name": "macvlan",
     "plugins": [
         {

etc/network/40_fakeroot.conflist

@@ -1,5 +1,5 @@
 {
-    "cniVersion": "0.4.0",
+    "cniVersion": "1.0.0",
     "name": "fakeroot",
     "plugins": [
         {

go.mod

@@ -7,23 +7,21 @@ require (
 	github.com/Netflix/go-expect v0.0.0-20190729225929-0e00d9168667
 	github.com/ProtonMail/go-crypto v0.0.0-20210920160938-87db9fbc61c7
 	github.com/adigunhammedolalekan/registry-auth v0.0.0-20200730122110-8cde180a3a60
-	github.com/alexflint/go-filemutex v0.0.0-20171028004239-d358565f3c3f // indirect
 	github.com/apex/log v1.9.0
 	github.com/blang/semver/v4 v4.0.0
 	github.com/buger/jsonparser v1.1.1
 	github.com/bugsnag/bugsnag-go v1.5.1 // indirect
 	github.com/bugsnag/panicwrap v1.2.0 // indirect
 	github.com/containerd/cgroups v1.0.1
 	github.com/containerd/containerd v1.5.5
-	github.com/containernetworking/cni v0.8.1
-	github.com/containernetworking/plugins v0.9.1
+	github.com/containernetworking/cni v1.0.1
+	github.com/containernetworking/plugins v1.0.1
 	github.com/containers/image/v5 v5.16.0
 	github.com/cyphar/filepath-securejoin v0.2.3
 	github.com/docker/docker v20.10.8+incompatible
 	github.com/fatih/color v1.13.0
 	github.com/garyburd/redigo v1.6.0 // indirect
 	github.com/go-log/log v0.2.0
-	github.com/godbus/dbus v4.1.0+incompatible // indirect
 	github.com/gofrs/uuid v3.2.0+incompatible // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/google/uuid v1.3.0

internal/pkg/runtime/engine/singularity/plugins_linux.go

@@ -28,7 +28,8 @@ import (
 	_ "github.com/containernetworking/plugins/plugins/main/vlan"
 	_ "github.com/containernetworking/plugins/plugins/meta/bandwidth"
 	_ "github.com/containernetworking/plugins/plugins/meta/firewall"
-	_ "github.com/containernetworking/plugins/plugins/meta/flannel"
 	_ "github.com/containernetworking/plugins/plugins/meta/portmap"
+	_ "github.com/containernetworking/plugins/plugins/meta/sbr"
 	_ "github.com/containernetworking/plugins/plugins/meta/tuning"
+	_ "github.com/containernetworking/plugins/plugins/meta/vrf"
 )

pkg/network/network_linux.go

@@ -19,7 +19,7 @@ import (
 
 	"github.com/containernetworking/cni/libcni"
 	"github.com/containernetworking/cni/pkg/types"
-	"github.com/containernetworking/cni/pkg/types/current"
+	cnitypes "github.com/containernetworking/cni/pkg/types/100"
 	"github.com/containernetworking/plugins/plugins/ipam/host-local/backend/allocator"
 	"github.com/sylabs/singularity/internal/pkg/util/env"
 )
@@ -233,6 +233,14 @@ func (m *Setup) SetArgs(args []string) error {
 		return fmt.Errorf("there is no configured network in list")
 	}
 
+	// Force plugins to ignore extra CNI_ARGS that they don't consume.
+	// If we don't do this we get an error when e.g. passing IP= to a
+	// bridge+ipam config,  as bridge now handles args from v1.0.1, but
+	// doesn't consume IP.
+	for i := range m.networks {
+		m.runtimeConf[i].Args = append(m.runtimeConf[i].Args, [2]string{"IgnoreUnknown", "1"})
+	}
+
 	for _, arg := range args {
 		var splitted []string
 		networkName := ""
@@ -338,12 +346,13 @@ func (m *Setup) GetNetworkIP(network string, version string) (net.IP, error) {
 
 	for i := 0; i < len(m.networkConfList); i++ {
 		if m.networkConfList[i].Name == n {
-			res, err := current.NewResultFromResult(m.result[i])
+			res, err := cnitypes.NewResultFromResult(m.result[i])
 			if err != nil {
 				return nil, fmt.Errorf("could not convert result: %v", err)
 			}
 			for _, ipResult := range res.IPs {
-				if ipResult.Version == version {
+				is4 := ipResult.Address.IP.To4() != nil
+				if (is4 && version == "4") || version == "6" {
 					return ipResult.Address.IP, nil
 				}
 			}

pkg/network/network_linux_test.go

@@ -36,7 +36,7 @@ var confFiles = []struct {
 		name: "test-bridge",
 		file: "00_test-bridge.conflist",
 		content: `{
-			"cniVersion": "0.4.0",
+			"cniVersion": "1.0.0",
 			"name": "test-bridge",
 			"plugins": [
 				{
@@ -67,7 +67,7 @@ var confFiles = []struct {
 		name: "test-badbridge",
 		file: "10_badbridge.conflist",
 		content: `{
-			"cniVersion": "0.4.0",
+			"cniVersion": "1.0.0",
 			"name": "test-badbridge",
 			"plugins": [
 				{
@@ -81,7 +81,7 @@ var confFiles = []struct {
 		name: "test-bridge-iprange",
 		file: "20_bridge_iprange.conflist",
 		content: `{
-			"cniVersion": "0.4.0",
+			"cniVersion": "1.0.0",
 			"name": "test-bridge-iprange",
 			"plugins": [
 				{
@@ -480,7 +480,7 @@ func testHTTPPortmap(nsPath string, cniPath *CNIPath, stdin io.WriteCloser, stdo
 	if eth != "eth0" {
 		return fmt.Errorf("unexpected interface %s", eth)
 	}
-	conn, err := net.Dial("tcp", ":31080")
+	conn, err := net.Dial("tcp", "127.0.0.1:31080")
 	if err != nil {
 		return err
 	}