Add infiniband guid runtimeconf

Makefile

@@ -109,6 +109,7 @@ image: | $(BASE) ; $(info Building Docker image...)  ## Build conatiner image
 
 .PHONY: clean
 clean: ; $(info  Cleaning...)	 ## Cleanup everything
+	@$(GO) clean -modcache
 	@rm -rf $(GOPATH)
 	@rm -rf $(BUILDDIR)
 	@rm -rf  test

cmd/ib-sriov-cni/main.go

@@ -15,6 +15,7 @@ import (
 
 	"github.com/Mellanox/ib-sriov-cni/pkg/config"
 	"github.com/Mellanox/ib-sriov-cni/pkg/sriov"
+	localtypes "github.com/Mellanox/ib-sriov-cni/pkg/types"
 	"github.com/Mellanox/ib-sriov-cni/pkg/utils"
 )
 
@@ -32,25 +33,35 @@ func init() {
 	runtime.LockOSThread()
 }
 
+func getGUIDFromConf(netConf *localtypes.NetConf) (string, error) {
+	// Take from runtime config if available
+	if netConf.RuntimeConfig.InfinibandGUID != "" {
+		return netConf.RuntimeConfig.InfinibandGUID, nil
+	}
+	// Take from CNI_ARGS if available
+	if guid, ok := netConf.Args.CNI["guid"]; ok {
+		return guid, nil
+	}
+
+	return "", fmt.Errorf(
+		"infiniBand SRIOV-CNI failed, no guid found from runtimeConfig/CNI_ARGS, please check mellanox ib-kubernets")
+}
+
 func cmdAdd(args *skel.CmdArgs) error {
 	netConf, err := config.LoadConf(args.StdinData)
 	if err != nil {
 		return fmt.Errorf("infiniBand SRI-OV CNI failed to load netconf: %v", err)
 	}
 
-	cniArgs := netConf.Args.CNI
-	if cniArgs[infiniBandAnnotation] != configuredInfiniBand {
+	if netConf.Args.CNI[infiniBandAnnotation] != configuredInfiniBand {
 		return fmt.Errorf(
 			"infiniBand SRIOV-CNI failed, InfiniBand status \"%s\" is not \"%s\" please check mellanox ib-kubernets",
 			infiniBandAnnotation, configuredInfiniBand)
 	}
 
-	guid, ok := cniArgs["guid"]
-	if !ok {
-		return fmt.Errorf(
-			"infiniBand SRIOV-CNI failed, no guid found from cni-args, please check mellanox ib-kubernets")
+	if netConf.GUID, err = getGUIDFromConf(netConf); err != nil {
+		return err
 	}
-	netConf.GUID = guid
 
 	if netConf.RdmaIso {
 		err = utils.EnsureRdmaSystemMode()

pkg/types/types.go

@@ -19,14 +19,20 @@ type NetConf struct {
 	HostIFNames  string // VF netdevice name(s)
 	HostIFGUID   string // VF netdevice GUID
 	ContIFNames  string // VF names after in the container; used during deletion
-	GUID         string `json:"-"` // VF Guid is allowed only read from cni-args of network attachment
+	GUID         string `json:"-"` // Taken from either CNI_ARGS "guid" attribute or from RuntimeConfig
 	PKey         string `json:"pkey"`
 	LinkState    string `json:"link_state,omitempty"` // auto|enable|disable
 	RdmaIso      bool   `json:"rdmaIsolation,omitempty"`
 	RdmaNetState rdmatypes.RdmaNetState
 	Args         struct {
 		CNI map[string]string `json:"cni"`
 	} `json:"args"`
+	RuntimeConfig RuntimeConf `json:"runtimeConfig,omitempty"`
+}
+
+// RuntimeConf represents the plugin's runtime configurations
+type RuntimeConf struct {
+	InfinibandGUID string `json:"infinibandGUID"`
 }
 
 // Manager provides interface invoke sriov nic related operations