Import of https://github.com/ciena/voltctl at commit 40d61fbf3f910ed4017cf67c9c79e8e1f82a33a5

Change-Id: I8464c59e60d76cb8612891db3303878975b5416c
diff --git a/pkg/model/component.go b/pkg/model/component.go
new file mode 100644
index 0000000..87a1e34
--- /dev/null
+++ b/pkg/model/component.go
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2019-present Ciena Corporation
+ *
+ * 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 model
+
+import (
+	"fmt"
+	corev1 "k8s.io/api/core/v1"
+	"time"
+)
+
+type ComponentInstance struct {
+	Id        string `json:"id"`
+	Namespace string `json:"namespace"`
+	Name      string `json:"name"`
+	Ready     string `json:"ready"`
+	Status    string `json:"status"`
+	Restarts  int    `json:"restarts"`
+	Component string `json:"component"`
+	Version   string `json:"version"`
+	StartTime string `json:"starttime"`
+	Age       string `json:"age"`
+}
+
+func (c *ComponentInstance) PopulateFrom(val corev1.Pod) {
+	c.Id = val.ObjectMeta.Name
+	c.Namespace = val.ObjectMeta.Namespace
+	c.Name = val.ObjectMeta.Labels["app.kubernetes.io/name"]
+	c.Component = val.ObjectMeta.Labels["app.kubernetes.io/component"]
+	c.Version = val.ObjectMeta.Labels["app.kubernetes.io/version"]
+	c.Status = string(val.Status.Phase)
+
+	ready := 0
+	var restarts int = 0
+	for _, d := range val.Status.ContainerStatuses {
+		if d.Ready {
+			ready += 1
+		}
+		restarts += int(d.RestartCount)
+	}
+	c.Ready = fmt.Sprintf("%d/%d", ready, len(val.Status.ContainerStatuses))
+	c.Restarts = restarts
+
+	c.StartTime = val.Status.StartTime.Time.String()
+	c.Age = time.Since(val.Status.StartTime.Time).Truncate(time.Second).String()
+}