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-rw-r--r--src/ncm/pkg/module/cluster.go255
-rw-r--r--src/ncm/pkg/module/module.go14
-rw-r--r--src/ncm/pkg/module/module_definitions.go58
-rw-r--r--src/ncm/pkg/module/netcontrolintent.go295
-rw-r--r--src/ncm/pkg/module/network.go14
-rw-r--r--src/ncm/pkg/module/providernet.go18
-rw-r--r--src/ncm/pkg/module/resources.go273
-rw-r--r--src/ncm/pkg/module/workloadifintent.go188
-rw-r--r--src/ncm/pkg/module/workloadintent.go181
9 files changed, 1271 insertions, 25 deletions
diff --git a/src/ncm/pkg/module/cluster.go b/src/ncm/pkg/module/cluster.go
index e3260b7e..2397a091 100644
--- a/src/ncm/pkg/module/cluster.go
+++ b/src/ncm/pkg/module/cluster.go
@@ -17,7 +17,10 @@
package module
import (
+ "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"
+ "gopkg.in/yaml.v2"
pkgerrors "github.com/pkg/errors"
)
@@ -66,6 +69,12 @@ type ClusterLabelKey struct {
ClusterLabelName string `json:"label"`
}
+// LabelKey is the key structure that is used in the database
+type LabelKey struct {
+ ClusterProviderName string `json:"provider"`
+ ClusterLabelName string `json:"label"`
+}
+
// ClusterKvPairsKey is the key structure that is used in the database
type ClusterKvPairsKey struct {
ClusterProviderName string `json:"provider"`
@@ -73,7 +82,11 @@ type ClusterKvPairsKey struct {
ClusterKvPairsName string `json:"kvname"`
}
-// Manager is an interface exposes the Cluster functionality
+const SEPARATOR = "+"
+const CONTEXT_CLUSTER_APP = "network-intents"
+const CONTEXT_CLUSTER_RESOURCE = "network-intents"
+
+// ClusterManager is an interface exposes the Cluster functionality
type ClusterManager interface {
CreateClusterProvider(pr ClusterProvider) (ClusterProvider, error)
GetClusterProvider(name string) (ClusterProvider, error)
@@ -82,8 +95,12 @@ type ClusterManager interface {
CreateCluster(provider string, pr Cluster, qr ClusterContent) (Cluster, error)
GetCluster(provider, name string) (Cluster, error)
GetClusterContent(provider, name string) (ClusterContent, error)
+ GetClusterContext(provider, name string) (appcontext.AppContext, error)
GetClusters(provider string) ([]Cluster, error)
+ GetClustersWithLabel(provider, label string) ([]string, error)
DeleteCluster(provider, name string) error
+ ApplyNetworkIntents(provider, name string) error
+ TerminateNetworkIntents(provider, name string) error
CreateClusterLabel(provider, cluster string, pr ClusterLabel) (ClusterLabel, error)
GetClusterLabel(provider, cluster, label string) (ClusterLabel, error)
GetClusterLabels(provider, cluster string) ([]ClusterLabel, error)
@@ -108,6 +125,7 @@ func NewClusterClient() *ClusterClient {
storeName: "cluster",
tagMeta: "clustermetadata",
tagContent: "clustercontent",
+ tagContext: "clustercontext",
},
}
}
@@ -287,6 +305,33 @@ func (v *ClusterClient) GetClusterContent(provider, name string) (ClusterContent
return ClusterContent{}, pkgerrors.New("Error getting Cluster Content")
}
+// GetClusterContext returns the AppContext for corresponding provider and name
+func (v *ClusterClient) GetClusterContext(provider, name string) (appcontext.AppContext, error) {
+ //Construct key and tag to select the entry
+ key := ClusterKey{
+ ClusterProviderName: provider,
+ ClusterName: name,
+ }
+
+ value, err := db.DBconn.Find(v.db.storeName, key, v.db.tagContext)
+ if err != nil {
+ return appcontext.AppContext{}, pkgerrors.Wrap(err, "Get Cluster Context")
+ }
+
+ //value is a byte array
+ if value != nil {
+ ctxVal := string(value[0])
+ var cc appcontext.AppContext
+ _, err = cc.LoadAppContext(ctxVal)
+ if err != nil {
+ return appcontext.AppContext{}, pkgerrors.Wrap(err, "Reinitializing Cluster AppContext")
+ }
+ return cc, nil
+ }
+
+ return appcontext.AppContext{}, pkgerrors.New("Error getting Cluster AppContext")
+}
+
// GetClusters returns all the Clusters for corresponding provider
func (v *ClusterClient) GetClusters(provider string) ([]Cluster, error) {
//Construct key and tag to select the entry
@@ -314,6 +359,29 @@ func (v *ClusterClient) GetClusters(provider string) ([]Cluster, error) {
return resp, nil
}
+// GetClustersWithLabel returns all the Clusters with Labels for provider
+// Support Query like /cluster-providers/{Provider}/clusters?label={label}
+func (v *ClusterClient) GetClustersWithLabel(provider, label string) ([]string, error) {
+ //Construct key and tag to select the entry
+ key := LabelKey{
+ ClusterProviderName: provider,
+ ClusterLabelName: label,
+ }
+
+ values, err := db.DBconn.Find(v.db.storeName, key, "cluster")
+ if err != nil {
+ return []string{}, pkgerrors.Wrap(err, "Get Clusters by label")
+ }
+ var resp []string
+
+ for _, value := range values {
+ cp := string(value)
+ resp = append(resp, cp)
+ }
+
+ return resp, nil
+}
+
// DeleteCluster the Cluster from database
func (v *ClusterClient) DeleteCluster(provider, name string) error {
//Construct key and tag to select the entry
@@ -321,8 +389,12 @@ func (v *ClusterClient) DeleteCluster(provider, name string) error {
ClusterProviderName: provider,
ClusterName: name,
}
+ _, err := v.GetClusterContext(provider, name)
+ if err == nil {
+ return pkgerrors.Errorf("Cannot delete cluster until context is deleted: %v, %v", provider, name)
+ }
- err := db.DBconn.Remove(v.db.storeName, key)
+ err = db.DBconn.Remove(v.db.storeName, key)
if err != nil {
return pkgerrors.Wrap(err, "Delete Cluster Entry;")
}
@@ -330,6 +402,185 @@ func (v *ClusterClient) DeleteCluster(provider, name string) error {
return nil
}
+// Apply Network Intents associated with a cluster
+func (v *ClusterClient) ApplyNetworkIntents(provider, name string) error {
+
+ _, err := v.GetClusterContext(provider, name)
+ if err == nil {
+ return pkgerrors.Errorf("Cluster network intents have already been applied: %v, %v", provider, name)
+ }
+
+ type resource struct {
+ name string
+ value string
+ }
+
+ var resources []resource
+
+ // Find all Network Intents for this cluster
+ networkIntents, err := NewNetworkClient().GetNetworks(provider, name)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Error finding Network Intents")
+ }
+ for _, intent := range networkIntents {
+ var crNetwork = CrNetwork{
+ ApiVersion: NETWORK_APIVERSION,
+ Kind: NETWORK_KIND,
+ }
+ crNetwork.Network = intent
+ // Produce the yaml CR document for each intent
+ y, err := yaml.Marshal(&crNetwork)
+ if err != nil {
+ log.Info("Error marshalling network intent to yaml", log.Fields{
+ "error": err,
+ "intent": intent,
+ })
+ continue
+ }
+ resources = append(resources, resource{
+ name: intent.Metadata.Name + SEPARATOR + NETWORK_KIND,
+ value: string(y),
+ })
+ }
+
+ // Find all Provider Network Intents for this cluster
+ providerNetworkIntents, err := NewProviderNetClient().GetProviderNets(provider, name)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Error finding Provider Network Intents")
+ }
+ for _, intent := range providerNetworkIntents {
+ var crProviderNet = CrProviderNet{
+ ApiVersion: PROVIDER_NETWORK_APIVERSION,
+ Kind: PROVIDER_NETWORK_KIND,
+ }
+ crProviderNet.ProviderNet = intent
+ // Produce the yaml CR document for each intent
+ y, err := yaml.Marshal(&crProviderNet)
+ if err != nil {
+ log.Info("Error marshalling provider network intent to yaml", log.Fields{
+ "error": err,
+ "intent": intent,
+ })
+ continue
+ }
+ resources = append(resources, resource{
+ name: intent.Metadata.Name + SEPARATOR + PROVIDER_NETWORK_KIND,
+ value: string(y),
+ })
+ }
+
+ if len(resources) == 0 {
+ return nil
+ }
+
+ // Make an app context for the network intent resources
+ context := appcontext.AppContext{}
+ ctxVal, err := context.InitAppContext()
+ if err != nil {
+ return pkgerrors.Wrap(err, "Error creating AppContext")
+ }
+ handle, err := context.CreateCompositeApp()
+ if err != nil {
+ return pkgerrors.Wrap(err, "Error creating AppContext CompositeApp")
+ }
+
+ // Add an app (fixed value) to the app context
+ apphandle, err := context.AddApp(handle, CONTEXT_CLUSTER_APP)
+ if err != nil {
+ cleanuperr := context.DeleteCompositeApp()
+ if cleanuperr != nil {
+ log.Warn("Error cleaning AppContext CompositeApp create failure", log.Fields{
+ "cluster-provider": provider,
+ "cluster": name,
+ })
+ }
+ return pkgerrors.Wrap(err, "Error adding App to AppContext")
+ }
+
+ // Add a cluster to the app
+ clusterhandle, err := context.AddCluster(apphandle, provider+SEPARATOR+name)
+ if err != nil {
+ cleanuperr := context.DeleteCompositeApp()
+ if cleanuperr != nil {
+ log.Warn("Error cleaning AppContext after add cluster failure", log.Fields{
+ "cluster-provider": provider,
+ "cluster": name,
+ })
+ }
+ return pkgerrors.Wrap(err, "Error adding Cluster to AppContext")
+ }
+
+ // add the resources to the app context
+ for _, resource := range resources {
+ _, err = context.AddResource(clusterhandle, resource.name, resource.value)
+ if err != nil {
+ cleanuperr := context.DeleteCompositeApp()
+ if cleanuperr != nil {
+ log.Warn("Error cleaning AppContext after add resource failure", log.Fields{
+ "cluster-provider": provider,
+ "cluster": name,
+ "resource": resource.name,
+ })
+ }
+ return pkgerrors.Wrap(err, "Error adding Resource to AppContext")
+ }
+ }
+
+ // save the context in the cluster db record
+ key := ClusterKey{
+ ClusterProviderName: provider,
+ ClusterName: name,
+ }
+ err = db.DBconn.Insert(v.db.storeName, key, nil, v.db.tagContext, ctxVal)
+ if err != nil {
+ cleanuperr := context.DeleteCompositeApp()
+ if cleanuperr != nil {
+ log.Warn("Error cleaning AppContext after DB insert failure", log.Fields{
+ "cluster-provider": provider,
+ "cluster": name,
+ })
+ }
+ return pkgerrors.Wrap(err, "Error adding AppContext to DB")
+ }
+
+ // TODO: call resource synchronizer to instantiate the CRs in the cluster
+
+ return nil
+}
+
+// Terminate Network Intents associated with a cluster
+func (v *ClusterClient) TerminateNetworkIntents(provider, name string) error {
+ context, err := v.GetClusterContext(provider, name)
+ if err != nil {
+ return pkgerrors.Wrapf(err, "Error finding AppContext for cluster: %v, %v", provider, name)
+ }
+
+ // TODO: call resource synchronizer to terminate the CRs in the cluster
+
+ // remove the app context
+ cleanuperr := context.DeleteCompositeApp()
+ if cleanuperr != nil {
+ log.Warn("Error deleted AppContext", log.Fields{
+ "cluster-provider": provider,
+ "cluster": name,
+ })
+ }
+
+ // remove the app context field from the cluster db record
+ key := ClusterKey{
+ ClusterProviderName: provider,
+ ClusterName: name,
+ }
+ err = db.DBconn.RemoveTag(v.db.storeName, key, v.db.tagContext)
+ if err != nil {
+ log.Warn("Error removing AppContext from Cluster document", log.Fields{
+ "cluster-provider": provider,
+ "cluster": name,
+ })
+ }
+ return nil
+}
+
// CreateClusterLabel - create a new Cluster Label mongo document for a cluster-provider/cluster
func (v *ClusterClient) CreateClusterLabel(provider string, cluster string, p ClusterLabel) (ClusterLabel, error) {
//Construct key and tag to select the entry
diff --git a/src/ncm/pkg/module/module.go b/src/ncm/pkg/module/module.go
index a9950901..9655c1de 100644
--- a/src/ncm/pkg/module/module.go
+++ b/src/ncm/pkg/module/module.go
@@ -16,11 +16,14 @@
package module
-// Client for using the services in the orchestrator
+// Client for using the services in the ncm
type Client struct {
- Cluster *ClusterClient
- Network *NetworkClient
- ProviderNet *ProviderNetClient
+ Cluster *ClusterClient
+ Network *NetworkClient
+ ProviderNet *ProviderNetClient
+ NetControlIntent *NetControlIntentClient
+ WorkloadIntent *WorkloadIntentClient
+ WorkloadIfIntent *WorkloadIfIntentClient
// Add Clients for API's here
}
@@ -30,6 +33,9 @@ func NewClient() *Client {
c.Cluster = NewClusterClient()
c.Network = NewNetworkClient()
c.ProviderNet = NewProviderNetClient()
+ c.NetControlIntent = NewNetControlIntentClient()
+ c.WorkloadIntent = NewWorkloadIntentClient()
+ c.WorkloadIfIntent = NewWorkloadIfIntentClient()
// Add Client API handlers here
return c
}
diff --git a/src/ncm/pkg/module/module_definitions.go b/src/ncm/pkg/module/module_definitions.go
index 1e839014..36c865a5 100644
--- a/src/ncm/pkg/module/module_definitions.go
+++ b/src/ncm/pkg/module/module_definitions.go
@@ -31,25 +31,32 @@ const CNI_TYPE_OVN4NFV string = "ovn4nfv"
var CNI_TYPES = [...]string{CNI_TYPE_OVN4NFV}
+const YAML_START = "---\n"
+const YAML_END = "...\n"
+
// It implements the interface for managing the ClusterProviders
+const MAX_DESCRIPTION_LEN int = 1024
+const MAX_USERDATA_LEN int = 4096
+
type Metadata struct {
- Name string `json:"name"`
- Description string `json:"description"`
- UserData1 string `json:"userData1"`
- UserData2 string `json:"userData2"`
+ Name string `json:"name" yaml:"name"`
+ Description string `json:"description" yaml:"-"`
+ UserData1 string `json:"userData1" yaml:"-"`
+ UserData2 string `json:"userData2" yaml:"-"`
}
type ClientDbInfo struct {
storeName string // name of the mongodb collection to use for client documents
tagMeta string // attribute key name for the json data of a client document
tagContent string // attribute key name for the file data of a client document
+ tagContext string // attribute key name for context object in App Context
}
type Ipv4Subnet struct {
- Subnet string `json:"subnet"` // CIDR notation, e.g. 172.16.33.0/24
- Name string `json:"name"`
- Gateway string `json:"gateway"` // IPv4 addre, e.g. 172.16.33.1/24
- Exclude string `json:"excludeIps"` // space separated list of single IPs or ranges e.g. "172.16.33.2 172.16.33.5..172.16.33.10"
+ Subnet string `json:"subnet" yaml:"subnet"` // CIDR notation, e.g. 172.16.33.0/24
+ Name string `json:"name" yaml:"name"`
+ Gateway string `json:"gateway" yaml:"gateway"` // IPv4 addre, e.g. 172.16.33.1/24
+ Exclude string `json:"excludeIps" yaml:"excludeIps"` // space separated list of single IPs or ranges e.g. "172.16.33.2 172.16.33.5..172.16.33.10"
}
const VLAN_NODE_ANY = "any"
@@ -58,11 +65,36 @@ const VLAN_NODE_SPECIFIC = "specific"
var VLAN_NODE_SELECTORS = [...]string{VLAN_NODE_ANY, VLAN_NODE_SPECIFIC}
type Vlan struct {
- VlanId int `json:"vlanID"`
- ProviderInterfaceName string `json:"providerInterfaceName"`
- LogicalInterfaceName string `json:"logicalInterfaceName"`
- VlanNodeSelector string `json:"vlanNodeSelector"`
- NodeLabelList []string `json:"nodeLabelList"`
+ VlanId int `json:"vlanID" yaml:"vlanId"`
+ ProviderInterfaceName string `json:"providerInterfaceName" yaml:"providerInterfaceName"`
+ LogicalInterfaceName string `json:"logicalInterfaceName" yaml:"logicalInterfaceName"`
+ VlanNodeSelector string `json:"vlanNodeSelector" yaml:"vlanNodeSelector"`
+ NodeLabelList []string `json:"nodeLabelList" yaml:"nodeLabelList"`
+}
+
+// Check for valid format Metadata
+func IsValidMetadata(metadata Metadata) error {
+ errs := validation.IsValidName(metadata.Name)
+ if len(errs) > 0 {
+ return pkgerrors.Errorf("Invalid Metadata name=[%v], errors: %v", metadata.Name, errs)
+ }
+
+ errs = validation.IsValidString(metadata.Description, 0, MAX_DESCRIPTION_LEN, validation.VALID_ANY_STR)
+ if len(errs) > 0 {
+ return pkgerrors.Errorf("Invalid Metadata description=[%v], errors: %v", metadata.Description, errs)
+ }
+
+ errs = validation.IsValidString(metadata.UserData1, 0, MAX_DESCRIPTION_LEN, validation.VALID_ANY_STR)
+ if len(errs) > 0 {
+ return pkgerrors.Errorf("Invalid Metadata description=[%v], errors: %v", metadata.UserData1, errs)
+ }
+
+ errs = validation.IsValidString(metadata.UserData2, 0, MAX_DESCRIPTION_LEN, validation.VALID_ANY_STR)
+ if len(errs) > 0 {
+ return pkgerrors.Errorf("Invalid Metadata description=[%v], errors: %v", metadata.UserData2, errs)
+ }
+
+ return nil
}
// Check for valid format of an Ipv4Subnet
diff --git a/src/ncm/pkg/module/netcontrolintent.go b/src/ncm/pkg/module/netcontrolintent.go
new file mode 100644
index 00000000..c005a935
--- /dev/null
+++ b/src/ncm/pkg/module/netcontrolintent.go
@@ -0,0 +1,295 @@
+/*
+ * 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 module
+
+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"
+ "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"
+)
+
+// NetControlIntent contains the parameters needed for dynamic networks
+type NetControlIntent struct {
+ Metadata Metadata `json:"metadata"`
+}
+
+// NetControlIntentKey is the key structure that is used in the database
+type NetControlIntentKey struct {
+ NetControlIntent string `json:"netcontrolintent"`
+ Project string `json:"project"`
+ CompositeApp string `json:"compositeapp"`
+ CompositeAppVersion string `json:"compositeappversion"`
+}
+
+// Manager is an interface exposing the NetControlIntent functionality
+type NetControlIntentManager interface {
+ CreateNetControlIntent(nci NetControlIntent, project, compositeapp, compositeappversion string, exists bool) (NetControlIntent, error)
+ 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
+// It will also be used to maintain some localized state
+type NetControlIntentClient struct {
+ db ClientDbInfo
+}
+
+// NewNetControlIntentClient returns an instance of the NetControlIntentClient
+// which implements the Manager
+func NewNetControlIntentClient() *NetControlIntentClient {
+ return &NetControlIntentClient{
+ db: ClientDbInfo{
+ storeName: "orchestrator",
+ tagMeta: "netcontrolintentmetadata",
+ },
+ }
+}
+
+// CreateNetControlIntent - create a new NetControlIntent
+func (v *NetControlIntentClient) CreateNetControlIntent(nci NetControlIntent, project, compositeapp, compositeappversion string, exists bool) (NetControlIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := NetControlIntentKey{
+ NetControlIntent: nci.Metadata.Name,
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ }
+
+ //Check if this NetControlIntent already exists
+ _, err := v.GetNetControlIntent(nci.Metadata.Name, project, compositeapp, compositeappversion)
+ if err == nil && !exists {
+ return NetControlIntent{}, pkgerrors.New("NetControlIntent already exists")
+ }
+
+ err = db.DBconn.Insert(v.db.storeName, key, nil, v.db.tagMeta, nci)
+ if err != nil {
+ return NetControlIntent{}, pkgerrors.Wrap(err, "Creating DB Entry")
+ }
+
+ return nci, nil
+}
+
+// GetNetControlIntent returns the NetControlIntent for corresponding name
+func (v *NetControlIntentClient) GetNetControlIntent(name, project, compositeapp, compositeappversion string) (NetControlIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := NetControlIntentKey{
+ NetControlIntent: name,
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ }
+
+ value, err := db.DBconn.Find(v.db.storeName, key, v.db.tagMeta)
+ if err != nil {
+ return NetControlIntent{}, pkgerrors.Wrap(err, "Get NetControlIntent")
+ }
+
+ //value is a byte array
+ if value != nil {
+ nci := NetControlIntent{}
+ err = db.DBconn.Unmarshal(value[0], &nci)
+ if err != nil {
+ return NetControlIntent{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ return nci, nil
+ }
+
+ return NetControlIntent{}, pkgerrors.New("Error getting NetControlIntent")
+}
+
+// GetNetControlIntentList returns all of the NetControlIntent for corresponding name
+func (v *NetControlIntentClient) GetNetControlIntents(project, compositeapp, compositeappversion string) ([]NetControlIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := NetControlIntentKey{
+ NetControlIntent: "",
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ }
+
+ var resp []NetControlIntent
+ values, err := db.DBconn.Find(v.db.storeName, key, v.db.tagMeta)
+ if err != nil {
+ return []NetControlIntent{}, pkgerrors.Wrap(err, "Get NetControlIntents")
+ }
+
+ for _, value := range values {
+ nci := NetControlIntent{}
+ err = db.DBconn.Unmarshal(value, &nci)
+ if err != nil {
+ return []NetControlIntent{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ resp = append(resp, nci)
+ }
+
+ return resp, nil
+}
+
+// Delete the NetControlIntent from database
+func (v *NetControlIntentClient) DeleteNetControlIntent(name, project, compositeapp, compositeappversion string) error {
+
+ //Construct key and tag to select the entry
+ key := NetControlIntentKey{
+ NetControlIntent: name,
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ }
+
+ err := db.DBconn.Remove(v.db.storeName, key)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Delete NetControlIntent Entry;")
+ }
+
+ 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
+}
diff --git a/src/ncm/pkg/module/network.go b/src/ncm/pkg/module/network.go
index 2d4121e9..cfb414c5 100644
--- a/src/ncm/pkg/module/network.go
+++ b/src/ncm/pkg/module/network.go
@@ -24,8 +24,8 @@ import (
// Network contains the parameters needed for dynamic networks
type Network struct {
- Metadata Metadata `json:"metadata"`
- Spec NetworkSpec `json:"spec"`
+ Metadata Metadata `json:"metadata" yaml:"metadata"`
+ Spec NetworkSpec `json:"spec" yaml:"spec"`
}
type NetworkSpec struct {
@@ -40,6 +40,16 @@ type NetworkKey struct {
NetworkName string `json:"network"`
}
+// structure for the Network Custom Resource
+type CrNetwork struct {
+ ApiVersion string `yaml:"apiVersion"`
+ Kind string `yaml:"kind"`
+ Network Network
+}
+
+const NETWORK_APIVERSION = "k8s.plugin.opnfv.org/v1alpha1"
+const NETWORK_KIND = "Network"
+
// Manager is an interface exposing the Network functionality
type NetworkManager interface {
CreateNetwork(pr Network, clusterProvider, cluster string, exists bool) (Network, error)
diff --git a/src/ncm/pkg/module/providernet.go b/src/ncm/pkg/module/providernet.go
index 5e2c0343..0435f2ba 100644
--- a/src/ncm/pkg/module/providernet.go
+++ b/src/ncm/pkg/module/providernet.go
@@ -29,12 +29,22 @@ type ProviderNet struct {
}
type ProviderNetSpec struct {
- CniType string `json:"cniType"`
- Ipv4Subnets []Ipv4Subnet `json:"ipv4Subnets"`
- ProviderNetType string `json:"providerNetType"`
- Vlan Vlan `json:"vlan"`
+ CniType string `json:"cniType" yaml:"cniType"`
+ Ipv4Subnets []Ipv4Subnet `json:"ipv4Subnets" yaml:"ipv4Subnets"`
+ ProviderNetType string `json:"providerNetType" yaml:"providerNetType"`
+ Vlan Vlan `json:"vlan" yaml:"vlan"`
}
+// structure for the Network Custom Resource
+type CrProviderNet struct {
+ ApiVersion string `yaml:"apiVersion"`
+ Kind string `yaml:"kind"`
+ ProviderNet ProviderNet
+}
+
+const PROVIDER_NETWORK_APIVERSION = "k8s.plugin.opnfv.org/v1alpha1"
+const PROVIDER_NETWORK_KIND = "ProviderNetwork"
+
// ProviderNetKey is the key structure that is used in the database
type ProviderNetKey struct {
ClusterProviderName string `json:"provider"`
diff --git a/src/ncm/pkg/module/resources.go b/src/ncm/pkg/module/resources.go
new file mode 100644
index 00000000..24c9833e
--- /dev/null
+++ b/src/ncm/pkg/module/resources.go
@@ -0,0 +1,273 @@
+/*
+ * 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 module
+
+import (
+ "encoding/json"
+ "fmt"
+
+ nettypes "github.com/k8snetworkplumbingwg/network-attachment-definition-client/pkg/apis/k8s.cni.cncf.io/v1"
+ netutils "github.com/k8snetworkplumbingwg/network-attachment-definition-client/pkg/utils"
+ log "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/logutils"
+ v1 "k8s.io/api/apps/v1"
+ batch "k8s.io/api/batch/v1"
+ batchv1beta1 "k8s.io/api/batch/v1beta1"
+ v1core "k8s.io/api/core/v1"
+ _ "k8s.io/kubernetes/pkg/apis/apps/install"
+ _ "k8s.io/kubernetes/pkg/apis/batch/install"
+ _ "k8s.io/kubernetes/pkg/apis/core/install"
+ _ "k8s.io/kubernetes/pkg/apis/extensions/install"
+
+ pkgerrors "github.com/pkg/errors"
+)
+
+type NfnAnnotation struct {
+ CniType string
+ Interface []WorkloadIfIntentSpec
+}
+
+const NfnAnnotationKey = "k8s.plugin.opnfv.org/nfn-network"
+
+// ParsePodTemplateNetworkAnnotation parses Pod annotation in PodTemplate
+func ParsePodTemplateNetworkAnnotation(pt *v1core.PodTemplateSpec) ([]*nettypes.NetworkSelectionElement, error) {
+ netAnnot := pt.Annotations[nettypes.NetworkAttachmentAnnot]
+ defaultNamespace := pt.Namespace
+
+ if len(netAnnot) == 0 {
+ return nil, pkgerrors.Errorf("No kubernetes network annotation found")
+ }
+
+ networks, err := netutils.ParseNetworkAnnotation(netAnnot, defaultNamespace)
+ if err != nil {
+ return nil, err
+ }
+ return networks, nil
+}
+
+// GetPodTemplateNetworkAnnotation gets Pod Nfn annotation in PodTemplate
+func GetPodTemplateNfnAnnotation(pt *v1core.PodTemplateSpec) NfnAnnotation {
+ var nfn NfnAnnotation
+
+ nfnAnnot := pt.Annotations[NfnAnnotationKey]
+ if len(nfnAnnot) == 0 {
+ return nfn
+ }
+
+ err := json.Unmarshal([]byte(nfnAnnot), &nfn)
+ if err != nil {
+ log.Warn("Error unmarshalling nfn annotation", log.Fields{
+ "annotation": nfnAnnot,
+ })
+ }
+ return nfn
+}
+
+// GetPodNetworkAnnotation gets Pod Nfn annotation in PodTemplate
+func GetPodNfnAnnotation(p *v1core.Pod) NfnAnnotation {
+ var nfn NfnAnnotation
+
+ nfnAnnot := p.Annotations[NfnAnnotationKey]
+ if len(nfnAnnot) == 0 {
+ return nfn
+ }
+
+ err := json.Unmarshal([]byte(nfnAnnot), &nfn)
+ if err != nil {
+ log.Warn("Error unmarshalling nfn annotation", log.Fields{
+ "annotation": nfnAnnot,
+ })
+ }
+ return nfn
+}
+
+func addNetworkAnnotation(a nettypes.NetworkSelectionElement, as []*nettypes.NetworkSelectionElement) []*nettypes.NetworkSelectionElement {
+ var netElements []*nettypes.NetworkSelectionElement
+
+ found := false
+ for _, e := range as {
+ if e.Name == a.Name {
+ found = true
+ }
+ netElements = append(netElements, e)
+ }
+ if !found {
+ netElements = append(netElements, &a)
+ }
+
+ return netElements
+}
+
+// Add the interfaces in the 'new' parameter to the nfn annotation
+func newNfnIfs(nfn NfnAnnotation, new []WorkloadIfIntentSpec) NfnAnnotation {
+ // Prepare a new interface list - combining the original plus new ones
+ var newNfn NfnAnnotation
+
+ if nfn.CniType != CNI_TYPE_OVN4NFV {
+ if len(nfn.CniType) > 0 {
+ log.Warn("Error existing nfn cnitype is invalid", log.Fields{
+ "existing cnitype": nfn.CniType,
+ "using cnitype": CNI_TYPE_OVN4NFV,
+ })
+ }
+ }
+ newNfn.CniType = CNI_TYPE_OVN4NFV
+
+ // update any interfaces already in the list with the updated interface
+ for _, i := range nfn.Interface {
+ for _, j := range new {
+ if i.NetworkName == j.NetworkName && i.IfName == j.IfName {
+ i.DefaultGateway = j.DefaultGateway
+ i.IpAddr = j.IpAddr
+ i.MacAddr = j.MacAddr
+ break
+ }
+ }
+ newNfn.Interface = append(newNfn.Interface, i)
+ }
+
+ // add new interfaces not present in original list
+ for _, j := range new {
+ found := false
+ for _, i := range nfn.Interface {
+ if i.NetworkName == j.NetworkName && i.IfName == j.IfName {
+ found = true
+ break
+ }
+ }
+ if !found {
+ newNfn.Interface = append(newNfn.Interface, j)
+ }
+ }
+ return newNfn
+}
+
+func updatePodTemplateNetworkAnnotation(pt *v1core.PodTemplateSpec, a nettypes.NetworkSelectionElement) {
+ netAnnotation, _ := ParsePodTemplateNetworkAnnotation(pt)
+ elements := addNetworkAnnotation(a, netAnnotation)
+ j, err := json.Marshal(elements)
+ if err != nil {
+ log.Error("Existing network annotation has invalid format", log.Fields{
+ "error": err,
+ })
+ return
+ }
+ if pt.Annotations == nil {
+ pt.Annotations = make(map[string]string)
+ }
+ pt.Annotations[nettypes.NetworkAttachmentAnnot] = string(j)
+}
+
+// Add a network annotation to the resource
+func AddNetworkAnnotation(r interface{}, a nettypes.NetworkSelectionElement) {
+
+ switch o := r.(type) {
+ case *batch.Job:
+ updatePodTemplateNetworkAnnotation(&o.Spec.Template, a)
+ case *batchv1beta1.CronJob:
+ updatePodTemplateNetworkAnnotation(&o.Spec.JobTemplate.Spec.Template, a)
+ case *v1.DaemonSet:
+ updatePodTemplateNetworkAnnotation(&o.Spec.Template, a)
+ case *v1.Deployment:
+ updatePodTemplateNetworkAnnotation(&o.Spec.Template, a)
+ case *v1.ReplicaSet:
+ updatePodTemplateNetworkAnnotation(&o.Spec.Template, a)
+ case *v1.StatefulSet:
+ updatePodTemplateNetworkAnnotation(&o.Spec.Template, a)
+ case *v1core.Pod:
+ netAnnotation, _ := netutils.ParsePodNetworkAnnotation(o)
+ elements := addNetworkAnnotation(a, netAnnotation)
+ j, err := json.Marshal(elements)
+ if err != nil {
+ log.Error("Existing network annotation has invalid format", log.Fields{
+ "error": err,
+ })
+ break
+ }
+ if o.Annotations == nil {
+ o.Annotations = make(map[string]string)
+ }
+ o.Annotations[nettypes.NetworkAttachmentAnnot] = string(j)
+ return
+ case *v1core.ReplicationController:
+ updatePodTemplateNetworkAnnotation(o.Spec.Template, a)
+ default:
+ typeStr := fmt.Sprintf("%T", o)
+ log.Warn("Network annotations not supported for resource type", log.Fields{
+ "resource type": typeStr,
+ })
+ }
+}
+
+func updatePodTemplateNfnAnnotation(pt *v1core.PodTemplateSpec, new []WorkloadIfIntentSpec) {
+ nfnAnnotation := GetPodTemplateNfnAnnotation(pt)
+ newNfnAnnotation := newNfnIfs(nfnAnnotation, new)
+ j, err := json.Marshal(newNfnAnnotation)
+ if err != nil {
+ log.Error("Network nfn annotation has invalid format", log.Fields{
+ "error": err,
+ })
+ return
+ }
+ if pt.Annotations == nil {
+ pt.Annotations = make(map[string]string)
+ }
+ pt.Annotations[NfnAnnotationKey] = string(j)
+}
+
+// Add an nfn annotation to the resource
+func AddNfnAnnotation(r interface{}, new []WorkloadIfIntentSpec) {
+
+ switch o := r.(type) {
+ case *batch.Job:
+ updatePodTemplateNfnAnnotation(&o.Spec.Template, new)
+ case *batchv1beta1.CronJob:
+ updatePodTemplateNfnAnnotation(&o.Spec.JobTemplate.Spec.Template, new)
+ case *v1.DaemonSet:
+ updatePodTemplateNfnAnnotation(&o.Spec.Template, new)
+ return
+ case *v1.Deployment:
+ updatePodTemplateNfnAnnotation(&o.Spec.Template, new)
+ return
+ case *v1.ReplicaSet:
+ updatePodTemplateNfnAnnotation(&o.Spec.Template, new)
+ case *v1.StatefulSet:
+ updatePodTemplateNfnAnnotation(&o.Spec.Template, new)
+ case *v1core.Pod:
+ nfnAnnotation := GetPodNfnAnnotation(o)
+ newNfnAnnotation := newNfnIfs(nfnAnnotation, new)
+ j, err := json.Marshal(newNfnAnnotation)
+ if err != nil {
+ log.Error("Network nfn annotation has invalid format", log.Fields{
+ "error": err,
+ })
+ break
+ }
+ if o.Annotations == nil {
+ o.Annotations = make(map[string]string)
+ }
+ o.Annotations[NfnAnnotationKey] = string(j)
+ return
+ case *v1core.ReplicationController:
+ updatePodTemplateNfnAnnotation(o.Spec.Template, new)
+ return
+ default:
+ typeStr := fmt.Sprintf("%T", o)
+ log.Warn("Network nfn annotations not supported for resource type", log.Fields{
+ "resource type": typeStr,
+ })
+ }
+}
diff --git a/src/ncm/pkg/module/workloadifintent.go b/src/ncm/pkg/module/workloadifintent.go
new file mode 100644
index 00000000..55062564
--- /dev/null
+++ b/src/ncm/pkg/module/workloadifintent.go
@@ -0,0 +1,188 @@
+/*
+ * 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 module
+
+import (
+ "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+
+ pkgerrors "github.com/pkg/errors"
+)
+
+// WorkloadIfIntent contains the parameters needed for dynamic networks
+type WorkloadIfIntent struct {
+ Metadata Metadata `json:"metadata"`
+ Spec WorkloadIfIntentSpec `json:"spec"`
+}
+
+type WorkloadIfIntentSpec struct {
+ IfName string `json:"interface"`
+ NetworkName string `json:"name"`
+ DefaultGateway string `json:"defaultGateway"` // optional, default value is "false"
+ IpAddr string `json:"ipAddress,omitempty"` // optional, if not provided then will be dynamically allocated
+ MacAddr string `json:"macAddress,omitempty"` // optional, if not provided then will be dynamically allocated
+}
+
+// WorkloadIfIntentKey is the key structure that is used in the database
+type WorkloadIfIntentKey struct {
+ Project string `json:"provider"`
+ CompositeApp string `json:"compositeapp"`
+ CompositeAppVersion string `json:"compositeappversion"`
+ NetControlIntent string `json:"netcontrolintent"`
+ WorkloadIntent string `json:"workloadintent"`
+ WorkloadIfIntent string `json:"workloadifintent"`
+}
+
+// Manager is an interface exposing the WorkloadIfIntent functionality
+type WorkloadIfIntentManager interface {
+ CreateWorkloadIfIntent(wi WorkloadIfIntent, project, compositeapp, compositeappversion, netcontrolintent, workloadintent string, exists bool) (WorkloadIfIntent, error)
+ GetWorkloadIfIntent(name, project, compositeapp, compositeappversion, netcontrolintent, workloadintent string) (WorkloadIfIntent, error)
+ GetWorkloadIfIntents(project, compositeapp, compositeappversion, netcontrolintent, workloadintent string) ([]WorkloadIfIntent, error)
+ DeleteWorkloadIfIntent(name, project, compositeapp, compositeappversion, netcontrolintent, workloadintent string) error
+}
+
+// WorkloadIfIntentClient implements the Manager
+// It will also be used to maintain some localized state
+type WorkloadIfIntentClient struct {
+ db ClientDbInfo
+}
+
+// NewWorkloadIfIntentClient returns an instance of the WorkloadIfIntentClient
+// which implements the Manager
+func NewWorkloadIfIntentClient() *WorkloadIfIntentClient {
+ return &WorkloadIfIntentClient{
+ db: ClientDbInfo{
+ storeName: "orchestrator",
+ tagMeta: "workloadifintentmetadata",
+ },
+ }
+}
+
+// CreateWorkloadIfIntent - create a new WorkloadIfIntent
+func (v *WorkloadIfIntentClient) CreateWorkloadIfIntent(wif WorkloadIfIntent, project, compositeapp, compositeappversion, netcontrolintent, workloadintent string, exists bool) (WorkloadIfIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIfIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: workloadintent,
+ WorkloadIfIntent: wif.Metadata.Name,
+ }
+
+ //Check if the Workload Intent exists
+ _, err := NewWorkloadIntentClient().GetWorkloadIntent(workloadintent, project, compositeapp, compositeappversion, netcontrolintent)
+ if err != nil {
+ return WorkloadIfIntent{}, pkgerrors.Errorf("Workload Intent %v does not exist", workloadintent)
+ }
+
+ //Check if this WorkloadIfIntent already exists
+ _, err = v.GetWorkloadIfIntent(wif.Metadata.Name, project, compositeapp, compositeappversion, netcontrolintent, workloadintent)
+ if err == nil && !exists {
+ return WorkloadIfIntent{}, pkgerrors.New("WorkloadIfIntent already exists")
+ }
+
+ err = db.DBconn.Insert(v.db.storeName, key, nil, v.db.tagMeta, wif)
+ if err != nil {
+ return WorkloadIfIntent{}, pkgerrors.Wrap(err, "Creating DB Entry")
+ }
+
+ return wif, nil
+}
+
+// GetWorkloadIfIntent returns the WorkloadIfIntent for corresponding name
+func (v *WorkloadIfIntentClient) GetWorkloadIfIntent(name, project, compositeapp, compositeappversion, netcontrolintent, workloadintent string) (WorkloadIfIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIfIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: workloadintent,
+ WorkloadIfIntent: name,
+ }
+
+ value, err := db.DBconn.Find(v.db.storeName, key, v.db.tagMeta)
+ if err != nil {
+ return WorkloadIfIntent{}, pkgerrors.Wrap(err, "Get WorkloadIfIntent")
+ }
+
+ //value is a byte array
+ if value != nil {
+ wif := WorkloadIfIntent{}
+ err = db.DBconn.Unmarshal(value[0], &wif)
+ if err != nil {
+ return WorkloadIfIntent{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ return wif, nil
+ }
+
+ return WorkloadIfIntent{}, pkgerrors.New("Error getting WorkloadIfIntent")
+}
+
+// GetWorkloadIfIntentList returns all of the WorkloadIfIntent for corresponding name
+func (v *WorkloadIfIntentClient) GetWorkloadIfIntents(project, compositeapp, compositeappversion, netcontrolintent, workloadintent string) ([]WorkloadIfIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIfIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: workloadintent,
+ WorkloadIfIntent: "",
+ }
+
+ var resp []WorkloadIfIntent
+ values, err := db.DBconn.Find(v.db.storeName, key, v.db.tagMeta)
+ if err != nil {
+ return []WorkloadIfIntent{}, pkgerrors.Wrap(err, "Get WorkloadIfIntents")
+ }
+
+ for _, value := range values {
+ wif := WorkloadIfIntent{}
+ err = db.DBconn.Unmarshal(value, &wif)
+ if err != nil {
+ return []WorkloadIfIntent{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ resp = append(resp, wif)
+ }
+
+ return resp, nil
+}
+
+// Delete the WorkloadIfIntent from database
+func (v *WorkloadIfIntentClient) DeleteWorkloadIfIntent(name, project, compositeapp, compositeappversion, netcontrolintent, workloadintent string) error {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIfIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: workloadintent,
+ WorkloadIfIntent: name,
+ }
+
+ err := db.DBconn.Remove(v.db.storeName, key)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Delete WorkloadIfIntent Entry;")
+ }
+
+ return nil
+}
diff --git a/src/ncm/pkg/module/workloadintent.go b/src/ncm/pkg/module/workloadintent.go
new file mode 100644
index 00000000..e6916954
--- /dev/null
+++ b/src/ncm/pkg/module/workloadintent.go
@@ -0,0 +1,181 @@
+/*
+ * 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 module
+
+import (
+ "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+
+ pkgerrors "github.com/pkg/errors"
+)
+
+// WorkloadIntent contains the parameters needed for dynamic networks
+type WorkloadIntent struct {
+ Metadata Metadata `json:"metadata"`
+ Spec WorkloadIntentSpec `json:"spec"`
+}
+
+type WorkloadIntentSpec struct {
+ AppName string `json:"application-name"`
+ WorkloadResource string `json:"workload-resource"`
+ Type string `json:"type"`
+}
+
+// WorkloadIntentKey is the key structure that is used in the database
+type WorkloadIntentKey struct {
+ Project string `json:"provider"`
+ CompositeApp string `json:"compositeapp"`
+ CompositeAppVersion string `json:"compositeappversion"`
+ NetControlIntent string `json:"netcontrolintent"`
+ WorkloadIntent string `json:"workloadintent"`
+}
+
+// Manager is an interface exposing the WorkloadIntent functionality
+type WorkloadIntentManager interface {
+ CreateWorkloadIntent(wi WorkloadIntent, project, compositeapp, compositeappversion, netcontrolintent string, exists bool) (WorkloadIntent, error)
+ GetWorkloadIntent(name, project, compositeapp, compositeappversion, netcontrolintent string) (WorkloadIntent, error)
+ GetWorkloadIntents(project, compositeapp, compositeappversion, netcontrolintent string) ([]WorkloadIntent, error)
+ DeleteWorkloadIntent(name, project, compositeapp, compositeappversion, netcontrolintent string) error
+}
+
+// WorkloadIntentClient implements the Manager
+// It will also be used to maintain some localized state
+type WorkloadIntentClient struct {
+ db ClientDbInfo
+}
+
+// NewWorkloadIntentClient returns an instance of the WorkloadIntentClient
+// which implements the Manager
+func NewWorkloadIntentClient() *WorkloadIntentClient {
+ return &WorkloadIntentClient{
+ db: ClientDbInfo{
+ storeName: "orchestrator",
+ tagMeta: "workloadintentmetadata",
+ },
+ }
+}
+
+// CreateWorkloadIntent - create a new WorkloadIntent
+func (v *WorkloadIntentClient) CreateWorkloadIntent(wi WorkloadIntent, project, compositeapp, compositeappversion, netcontrolintent string, exists bool) (WorkloadIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: wi.Metadata.Name,
+ }
+
+ //Check if the Network Control Intent exists
+ _, err := NewNetControlIntentClient().GetNetControlIntent(netcontrolintent, project, compositeapp, compositeappversion)
+ if err != nil {
+ return WorkloadIntent{}, pkgerrors.Errorf("Network Control Intent %v does not exist", netcontrolintent)
+ }
+
+ //Check if this WorkloadIntent already exists
+ _, err = v.GetWorkloadIntent(wi.Metadata.Name, project, compositeapp, compositeappversion, netcontrolintent)
+ if err == nil && !exists {
+ return WorkloadIntent{}, pkgerrors.New("WorkloadIntent already exists")
+ }
+
+ err = db.DBconn.Insert(v.db.storeName, key, nil, v.db.tagMeta, wi)
+ if err != nil {
+ return WorkloadIntent{}, pkgerrors.Wrap(err, "Creating DB Entry")
+ }
+
+ return wi, nil
+}
+
+// GetWorkloadIntent returns the WorkloadIntent for corresponding name
+func (v *WorkloadIntentClient) GetWorkloadIntent(name, project, compositeapp, compositeappversion, netcontrolintent string) (WorkloadIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: name,
+ }
+
+ value, err := db.DBconn.Find(v.db.storeName, key, v.db.tagMeta)
+ if err != nil {
+ return WorkloadIntent{}, pkgerrors.Wrap(err, "Get WorkloadIntent")
+ }
+
+ //value is a byte array
+ if value != nil {
+ wi := WorkloadIntent{}
+ err = db.DBconn.Unmarshal(value[0], &wi)
+ if err != nil {
+ return WorkloadIntent{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ return wi, nil
+ }
+
+ return WorkloadIntent{}, pkgerrors.New("Error getting WorkloadIntent")
+}
+
+// GetWorkloadIntentList returns all of the WorkloadIntent for corresponding name
+func (v *WorkloadIntentClient) GetWorkloadIntents(project, compositeapp, compositeappversion, netcontrolintent string) ([]WorkloadIntent, error) {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: "",
+ }
+
+ var resp []WorkloadIntent
+ values, err := db.DBconn.Find(v.db.storeName, key, v.db.tagMeta)
+ if err != nil {
+ return []WorkloadIntent{}, pkgerrors.Wrap(err, "Get WorkloadIntents")
+ }
+
+ for _, value := range values {
+ wi := WorkloadIntent{}
+ err = db.DBconn.Unmarshal(value, &wi)
+ if err != nil {
+ return []WorkloadIntent{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ resp = append(resp, wi)
+ }
+
+ return resp, nil
+}
+
+// Delete the WorkloadIntent from database
+func (v *WorkloadIntentClient) DeleteWorkloadIntent(name, project, compositeapp, compositeappversion, netcontrolintent string) error {
+
+ //Construct key and tag to select the entry
+ key := WorkloadIntentKey{
+ Project: project,
+ CompositeApp: compositeapp,
+ CompositeAppVersion: compositeappversion,
+ NetControlIntent: netcontrolintent,
+ WorkloadIntent: name,
+ }
+
+ err := db.DBconn.Remove(v.db.storeName, key)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Delete WorkloadIntent Entry;")
+ }
+
+ return nil
+}