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authorEric Multanen <eric.w.multanen@intel.com>2020-04-23 12:55:38 -0700
committerEric Multanen <eric.w.multanen@intel.com>2020-06-03 17:17:21 -0700
commite80f462ab1621090dd9cf7a2c648eb168aaafa5e (patch)
treea94b336dcb30929756077e80dd8ed581b1455088 /src/ovnaction/internal
parent8e7a20777f2100324526a34b4b6c943b512df0fb (diff)
Add grpc contextupdate client call to orchestrator
Adds a contextupdate client function that can be invoked for any action or placement controller to process intents for that controller. Adds the corresponding server side handling for the ovnaction controller. Issue-ID: MULTICLOUD-1019 Signed-off-by: Eric Multanen <eric.w.multanen@intel.com> Change-Id: Ifdfc99e522288a530735bc4c1402d45449f6d057
Diffstat (limited to 'src/ovnaction/internal')
-rw-r--r--src/ovnaction/internal/action/action.go158
1 files changed, 158 insertions, 0 deletions
diff --git a/src/ovnaction/internal/action/action.go b/src/ovnaction/internal/action/action.go
new file mode 100644
index 00000000..c9b912fa
--- /dev/null
+++ b/src/ovnaction/internal/action/action.go
@@ -0,0 +1,158 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * 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 action
+
+import (
+ "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"
+ log "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/logutils"
+ "github.com/onap/multicloud-k8s/src/ovnaction/pkg/module"
+ "k8s.io/apimachinery/pkg/runtime"
+ "k8s.io/client-go/kubernetes/scheme"
+
+ pkgerrors "github.com/pkg/errors"
+)
+
+// Action applies the supplied intent against the given AppContext ID
+func UpdateAppContext(intentName, appContextId string) error {
+ var ac appcontext.AppContext
+ _, err := ac.LoadAppContext(appContextId)
+ if err != nil {
+ return pkgerrors.Wrapf(err, "Error getting AppContext with Id: %v", appContextId)
+ }
+ caMeta, err := ac.GetCompositeAppMeta()
+ if err != nil {
+ return pkgerrors.Wrapf(err, "Error getting metadata for AppContext with Id: %v", appContextId)
+ }
+
+ project := caMeta.Project
+ compositeapp := caMeta.CompositeApp
+ compositeappversion := caMeta.Version
+
+ // Handle all Workload Intents for the Network Control Intent
+ wis, err := module.NewWorkloadIntentClient().GetWorkloadIntents(project, compositeapp, compositeappversion, intentName)
+ if err != nil {
+ return pkgerrors.Wrapf(err, "Error getting Workload Intents for Network Control Intent %v for %v/%v%v not found", intentName, project, compositeapp, compositeappversion)
+ }
+
+ // Handle all intents (currently just Workload 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 := module.NewWorkloadIfIntentClient().GetWorkloadIfIntents(project,
+ compositeapp,
+ compositeappversion,
+ intentName,
+ 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, intentName, 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": intentName,
+ "workload intent": wi.Metadata.Name,
+ })
+ continue
+ }
+
+ // Get all clusters for the current App from the AppContext
+ clusters, err := ac.GetClusterNames(wi.Spec.AppName)
+ for _, c := range clusters {
+ rh, err := ac.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": intentName,
+ "workload name": wi.Metadata.Name,
+ "app": wi.Spec.AppName,
+ "resource": wi.Spec.WorkloadResource,
+ "resource type": wi.Spec.Type,
+ })
+ continue
+ }
+ r, err := ac.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",
+ }
+ module.AddNetworkAnnotation(robj, netAnnot)
+
+ // Add nfn interface annotations to object
+ var newNfnIfs []module.WorkloadIfIntentSpec
+ for _, i := range wifs {
+ newNfnIfs = append(newNfnIfs, i.Spec)
+ }
+ module.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 = ac.UpdateResourceValue(rh, string(y))
+ if err != nil {
+ log.Error("Network updating app context resource handle", log.Fields{
+ "error": err,
+ "resource handle": rh,
+ })
+ }
+ }
+ }
+
+ return nil
+}