summaryrefslogtreecommitdiffstats
path: root/src/ncm/pkg/networkintents/network.go
diff options
context:
space:
mode:
Diffstat (limited to 'src/ncm/pkg/networkintents/network.go')
-rw-r--r--src/ncm/pkg/networkintents/network.go184
1 files changed, 184 insertions, 0 deletions
diff --git a/src/ncm/pkg/networkintents/network.go b/src/ncm/pkg/networkintents/network.go
new file mode 100644
index 00000000..e8480e0f
--- /dev/null
+++ b/src/ncm/pkg/networkintents/network.go
@@ -0,0 +1,184 @@
+/*
+ * 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 networkintents
+
+import (
+ clusterPkg "github.com/onap/multicloud-k8s/src/ncm/pkg/cluster"
+ ncmtypes "github.com/onap/multicloud-k8s/src/ncm/pkg/module/types"
+ nettypes "github.com/onap/multicloud-k8s/src/ncm/pkg/networkintents/types"
+ "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+ mtypes "github.com/onap/multicloud-k8s/src/orchestrator/pkg/module/types"
+
+ pkgerrors "github.com/pkg/errors"
+)
+
+// Network contains the parameters needed for dynamic networks
+type Network struct {
+ Metadata mtypes.Metadata `json:"metadata" yaml:"metadata"`
+ Spec NetworkSpec `json:"spec" yaml:"spec"`
+}
+
+type NetworkSpec struct {
+ CniType string `json:"cniType" yaml:"cniType"`
+ Ipv4Subnets []nettypes.Ipv4Subnet `json:"ipv4Subnets" yaml:"ipv4Subnets"`
+}
+
+// NetworkKey is the key structure that is used in the database
+type NetworkKey struct {
+ ClusterProviderName string `json:"provider"`
+ ClusterName string `json:"cluster"`
+ NetworkName string `json:"network"`
+}
+
+// structure for the Network Custom Resource
+type CrNetwork struct {
+ ApiVersion string `yaml:"apiVersion"`
+ Kind string `yaml:"kind"`
+ Network Network `yaml:",inline"`
+}
+
+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)
+ GetNetwork(name, clusterProvider, cluster string) (Network, error)
+ GetNetworks(clusterProvider, cluster string) ([]Network, error)
+ DeleteNetwork(name, clusterProvider, cluster string) error
+}
+
+// NetworkClient implements the Manager
+// It will also be used to maintain some localized state
+type NetworkClient struct {
+ db ncmtypes.ClientDbInfo
+}
+
+// NewNetworkClient returns an instance of the NetworkClient
+// which implements the Manager
+func NewNetworkClient() *NetworkClient {
+ return &NetworkClient{
+ db: ncmtypes.ClientDbInfo{
+ StoreName: "cluster",
+ TagMeta: "networkmetadata",
+ },
+ }
+}
+
+// CreateNetwork - create a new Network
+func (v *NetworkClient) CreateNetwork(p Network, clusterProvider, cluster string, exists bool) (Network, error) {
+
+ //Construct key and tag to select the entry
+ key := NetworkKey{
+ ClusterProviderName: clusterProvider,
+ ClusterName: cluster,
+ NetworkName: p.Metadata.Name,
+ }
+
+ //Check if cluster exists
+ _, err := clusterPkg.NewClusterClient().GetCluster(clusterProvider, cluster)
+ if err != nil {
+ return Network{}, pkgerrors.New("Unable to find the cluster")
+ }
+
+ //Check if this Network already exists
+ _, err = v.GetNetwork(p.Metadata.Name, clusterProvider, cluster)
+ if err == nil && !exists {
+ return Network{}, pkgerrors.New("Network already exists")
+ }
+
+ err = db.DBconn.Insert(v.db.StoreName, key, nil, v.db.TagMeta, p)
+ if err != nil {
+ return Network{}, pkgerrors.Wrap(err, "Creating DB Entry")
+ }
+
+ return p, nil
+}
+
+// GetNetwork returns the Network for corresponding name
+func (v *NetworkClient) GetNetwork(name, clusterProvider, cluster string) (Network, error) {
+
+ //Construct key and tag to select the entry
+ key := NetworkKey{
+ ClusterProviderName: clusterProvider,
+ ClusterName: cluster,
+ NetworkName: name,
+ }
+
+ value, err := db.DBconn.Find(v.db.StoreName, key, v.db.TagMeta)
+ if err != nil {
+ return Network{}, pkgerrors.Wrap(err, "Get Network")
+ }
+
+ //value is a byte array
+ if value != nil {
+ cp := Network{}
+ err = db.DBconn.Unmarshal(value[0], &cp)
+ if err != nil {
+ return Network{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ return cp, nil
+ }
+
+ return Network{}, pkgerrors.New("Error getting Network")
+}
+
+// GetNetworkList returns all of the Network for corresponding name
+func (v *NetworkClient) GetNetworks(clusterProvider, cluster string) ([]Network, error) {
+
+ //Construct key and tag to select the entry
+ key := NetworkKey{
+ ClusterProviderName: clusterProvider,
+ ClusterName: cluster,
+ NetworkName: "",
+ }
+
+ var resp []Network
+ values, err := db.DBconn.Find(v.db.StoreName, key, v.db.TagMeta)
+ if err != nil {
+ return []Network{}, pkgerrors.Wrap(err, "Get Networks")
+ }
+
+ for _, value := range values {
+ cp := Network{}
+ err = db.DBconn.Unmarshal(value, &cp)
+ if err != nil {
+ return []Network{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+ }
+ resp = append(resp, cp)
+ }
+
+ return resp, nil
+}
+
+// Delete the Network from database
+func (v *NetworkClient) DeleteNetwork(name, clusterProvider, cluster string) error {
+
+ //Construct key and tag to select the entry
+ key := NetworkKey{
+ ClusterProviderName: clusterProvider,
+ ClusterName: cluster,
+ NetworkName: name,
+ }
+
+ err := db.DBconn.Remove(v.db.StoreName, key)
+ if err != nil {
+ return pkgerrors.Wrap(err, "Delete Network Entry;")
+ }
+
+ return nil
+}