summaryrefslogtreecommitdiffstats
path: root/src/ncm/pkg/module/netcontrolintent.go
diff options
context:
space:
mode:
Diffstat (limited to 'src/ncm/pkg/module/netcontrolintent.go')
-rw-r--r--src/ncm/pkg/module/netcontrolintent.go133
1 files changed, 132 insertions, 1 deletions
diff --git a/src/ncm/pkg/module/netcontrolintent.go b/src/ncm/pkg/module/netcontrolintent.go
index 5ef9dffe..c005a935 100644
--- a/src/ncm/pkg/module/netcontrolintent.go
+++ b/src/ncm/pkg/module/netcontrolintent.go
@@ -17,8 +17,17 @@
package module
import (
- "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+ "encoding/json"
+ "strings"
+
+ jyaml "github.com/ghodss/yaml"
+ nettypes "github.com/k8snetworkplumbingwg/network-attachment-definition-client/pkg/apis/k8s.cni.cncf.io/v1"
+ "github.com/onap/multicloud-k8s/src/orchestrator/pkg/appcontext"
+ "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+ log "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/logutils"
+ "k8s.io/apimachinery/pkg/runtime"
+ "k8s.io/client-go/kubernetes/scheme"
pkgerrors "github.com/pkg/errors"
)
@@ -42,6 +51,7 @@ type NetControlIntentManager interface {
GetNetControlIntent(name, project, compositeapp, compositeappversion string) (NetControlIntent, error)
GetNetControlIntents(project, compositeapp, compositeappversion string) ([]NetControlIntent, error)
DeleteNetControlIntent(name, project, compositeapp, compositeappversion string) error
+ ApplyNetControlIntent(name, project, compositeapp, compositeappversion, appContextId string) error
}
// NetControlIntentClient implements the Manager
@@ -162,3 +172,124 @@ func (v *NetControlIntentClient) DeleteNetControlIntent(name, project, composite
return nil
}
+
+// (Test Routine) - Apply network-control-intent
+func (v *NetControlIntentClient) ApplyNetControlIntent(name, project, compositeapp, compositeappversion, appContextId string) error {
+ // TODO: Handle all Network Chain Intents for the Network Control Intent
+
+ // Handle all Workload Intents for the Network Control Intent
+ wis, err := NewWorkloadIntentClient().GetWorkloadIntents(project, compositeapp, compositeappversion, name)
+ if err != nil {
+ return pkgerrors.Wrapf(err, "Error getting Workload Intents for Network Control Intent %v for %v/%v%v not found", name, project, compositeapp, compositeappversion)
+ }
+
+ // Setup the AppContext
+ var context appcontext.AppContext
+ _, err = context.LoadAppContext(appContextId)
+ if err != nil {
+ return pkgerrors.Wrapf(err, "Error getting AppContext with Id: %v for %v/%v%v",
+ appContextId, project, compositeapp, compositeappversion)
+ }
+
+ // Handle all intents (currently just Interface intents) for each Workload Intent
+ for _, wi := range wis {
+ // The app/resource identified in the workload intent needs to be updated with two annotations.
+ // 1 - The "k8s.v1.cni.cncf.io/networks" annotation will have {"name": "ovn-networkobj", "namespace": "default"} added
+ // to it (preserving any existing values for this annotation.
+ // 2 - The "k8s.plugin.opnfv.org/nfn-network" annotation will add any network interfaces that are provided by the
+ // workload/interfaces intents.
+
+ // Prepare the list of interfaces from the workload intent
+ wifs, err := NewWorkloadIfIntentClient().GetWorkloadIfIntents(project,
+ compositeapp,
+ compositeappversion,
+ name,
+ wi.Metadata.Name)
+ if err != nil {
+ return pkgerrors.Wrapf(err,
+ "Error getting Workload Interface Intents for Workload Intent %v under Network Control Intent %v for %v/%v%v not found",
+ wi.Metadata.Name, name, project, compositeapp, compositeappversion)
+ }
+ if len(wifs) == 0 {
+ log.Warn("No interface intents provided for workload intent", log.Fields{
+ "project": project,
+ "composite app": compositeapp,
+ "composite app version": compositeappversion,
+ "network control intent": name,
+ "workload intent": wi.Metadata.Name,
+ })
+ continue
+ }
+
+ // Get all clusters for the current App from the AppContext
+ clusters, err := context.GetClusterNames(wi.Spec.AppName)
+ for _, c := range clusters {
+ rh, err := context.GetResourceHandle(wi.Spec.AppName, c,
+ strings.Join([]string{wi.Spec.WorkloadResource, wi.Spec.Type}, "+"))
+ if err != nil {
+ log.Warn("App Context resource handle not found", log.Fields{
+ "project": project,
+ "composite app": compositeapp,
+ "composite app version": compositeappversion,
+ "network control intent": name,
+ "workload name": wi.Metadata.Name,
+ "app": wi.Spec.AppName,
+ "resource": wi.Spec.WorkloadResource,
+ "resource type": wi.Spec.Type,
+ })
+ continue
+ }
+ r, err := context.GetValue(rh)
+ if err != nil {
+ log.Error("Error retrieving resource from App Context", log.Fields{
+ "error": err,
+ "resource handle": rh,
+ })
+ }
+
+ // Unmarshal resource to K8S object
+ robj, err := runtime.Decode(scheme.Codecs.UniversalDeserializer(), []byte(r.(string)))
+
+ // Add network annotation to object
+ netAnnot := nettypes.NetworkSelectionElement{
+ Name: "ovn-networkobj",
+ Namespace: "default",
+ }
+ AddNetworkAnnotation(robj, netAnnot)
+
+ // Add nfn interface annotations to object
+ var newNfnIfs []WorkloadIfIntentSpec
+ for _, i := range wifs {
+ newNfnIfs = append(newNfnIfs, i.Spec)
+ }
+ AddNfnAnnotation(robj, newNfnIfs)
+
+ // Marshal object back to yaml format (via json - seems to eliminate most clutter)
+ j, err := json.Marshal(robj)
+ if err != nil {
+ log.Error("Error marshalling resource to JSON", log.Fields{
+ "error": err,
+ })
+ continue
+ }
+ y, err := jyaml.JSONToYAML(j)
+ if err != nil {
+ log.Error("Error marshalling resource to YAML", log.Fields{
+ "error": err,
+ })
+ continue
+ }
+
+ // Update resource in AppContext
+ err = context.UpdateResourceValue(rh, string(y))
+ if err != nil {
+ log.Error("Network updating app context resource handle", log.Fields{
+ "error": err,
+ "resource handle": rh,
+ })
+ }
+ }
+ }
+
+ return nil
+}