1 files changed, 165 insertions, 0 deletions
diff --git a/src/orchestrator/pkg/module/generic_placement_intent.go b/src/orchestrator/pkg/module/generic_placement_intent.go
new file mode 100644
index 00000000..8e739fc8
--- /dev/null
+++ b/src/orchestrator/pkg/module/generic_placement_intent.go
@@ -0,0 +1,165 @@
+/*
+ * 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"
+	"github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+
+	pkgerrors "github.com/pkg/errors"
+)
+
+// GenericPlacementIntent shall have 2 fields - metadata and spec
+type GenericPlacementIntent struct {
+	MetaData GenIntentMetaData `json:"metadata"`
+	Spec     GenIntentSpecData `json:"spec"`
+}
+
+// GenIntentMetaData has name, description, userdata1, userdata2
+type GenIntentMetaData struct {
+	Name        string `json:"name"`
+	Description string `json:"description"`
+	UserData1   string `json:"userData1"`
+	UserData2   string `json:"userData2"`
+}
+
+// GenIntentSpecData has logical-cloud-name
+type GenIntentSpecData struct {
+	LogicalCloud string `json:"logical-cloud"`
+}
+
+// GenericPlacementIntentManager is an interface which exposes the GenericPlacementIntentManager functionality
+type GenericPlacementIntentManager interface {
+	CreateGenericPlacementIntent(g GenericPlacementIntent, p string, ca string,
+		v string) (GenericPlacementIntent, error)
+	GetGenericPlacementIntent(intentName string, projectName string,
+		compositeAppName string, version string) (GenericPlacementIntent, error)
+	DeleteGenericPlacementIntent(intentName string, projectName string,
+		compositeAppName string, version string) error
+}
+
+// GenericPlacementIntentKey is used as the primary key
+type GenericPlacementIntentKey struct {
+	Name         string `json:"name"`
+	Project      string `json:"project"`
+	CompositeApp string `json:"compositeapp"`
+	Version      string `json:"version"`
+}
+
+// We will use json marshalling to convert to string to
+// preserve the underlying structure.
+func (gk GenericPlacementIntentKey) String() string {
+	out, err := json.Marshal(gk)
+	if err != nil {
+		return ""
+	}
+	return string(out)
+}
+
+// GenericPlacementIntentClient implements the GenericPlacementIntentManager interface
+type GenericPlacementIntentClient struct {
+	storeName   string
+	tagMetaData string
+}
+
+// NewGenericPlacementIntentClient return an instance of GenericPlacementIntentClient which implements GenericPlacementIntentManager
+func NewGenericPlacementIntentClient() *GenericPlacementIntentClient {
+	return &GenericPlacementIntentClient{
+		storeName:   "orchestrator",
+		tagMetaData: "genericplacementintent",
+	}
+}
+
+// CreateGenericPlacementIntent creates an entry for GenericPlacementIntent in the database. Other Input parameters for it - projectName, compositeAppName, version
+func (c *GenericPlacementIntentClient) CreateGenericPlacementIntent(g GenericPlacementIntent, p string, ca string,
+	v string) (GenericPlacementIntent, error) {
+
+	// check if the genericPlacement already exists.
+	res, err := c.GetGenericPlacementIntent(g.MetaData.Name, p, ca, v)
+	if res != (GenericPlacementIntent{}) {
+		return GenericPlacementIntent{}, pkgerrors.New("Intent already exists")
+	}
+
+	//Check if project exists
+	_, err = NewProjectClient().GetProject(p)
+	if err != nil {
+		return GenericPlacementIntent{}, pkgerrors.New("Unable to find the project")
+	}
+
+	// check if compositeApp exists
+	_, err = NewCompositeAppClient().GetCompositeApp(ca, v, p)
+	if err != nil {
+		return GenericPlacementIntent{}, pkgerrors.New("Unable to find the composite-app")
+	}
+
+	gkey := GenericPlacementIntentKey{
+		Name:         g.MetaData.Name,
+		Project:      p,
+		CompositeApp: ca,
+		Version:      v,
+	}
+
+	err = db.DBconn.Insert(c.storeName, gkey, nil, c.tagMetaData, g)
+	if err != nil {
+		return GenericPlacementIntent{}, pkgerrors.Wrap(err, "Create DB entry error")
+	}
+
+	return g, nil
+}
+
+// GetGenericPlacementIntent shall take arguments - name of the intent, name of the project, name of the composite app and version of the composite app. It shall return the genericPlacementIntent if its present.
+func (c *GenericPlacementIntentClient) GetGenericPlacementIntent(i string, p string, ca string, v string) (GenericPlacementIntent, error) {
+	key := GenericPlacementIntentKey{
+		Name:         i,
+		Project:      p,
+		CompositeApp: ca,
+		Version:      v,
+	}
+
+	result, err := db.DBconn.Find(c.storeName, key, c.tagMetaData)
+	if err != nil {
+		return GenericPlacementIntent{}, pkgerrors.Wrap(err, "Get Intent error")
+	}
+
+	if result != nil {
+		g := GenericPlacementIntent{}
+		err = db.DBconn.Unmarshal(result[0], &g)
+		if err != nil {
+			return GenericPlacementIntent{}, pkgerrors.Wrap(err, "Unmarshalling GenericPlacement Intent")
+		}
+		return g, nil
+	}
+
+	return GenericPlacementIntent{}, pkgerrors.New("Error getting GenericPlacementIntent")
+
+}
+
+// DeleteGenericPlacementIntent the intent from the database
+func (c *GenericPlacementIntentClient) DeleteGenericPlacementIntent(i string, p string, ca string, v string) error {
+	key := GenericPlacementIntentKey{
+		Name:         i,
+		Project:      p,
+		CompositeApp: ca,
+		Version:      v,
+	}
+
+	err := db.DBconn.Remove(c.storeName, key)
+	if err != nil {
+		return pkgerrors.Wrap(err, "Delete Project entry;")
+	}
+	return nil
+}