Implement get all for sources and images

Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>

cmd/flux/get_image_update.go

@@ -0,0 +1,65 @@
+/*
+Copyright 2020 The Flux authors
+
+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 main
+
+import (
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/spf13/cobra"
+
+	autov1 "github.com/fluxcd/image-automation-controller/api/v1alpha1"
+)
+
+var getImageUpdateCmd = &cobra.Command{
+	Use:   "update",
+	Short: "Get ImageUpdateAutomation status",
+	Long:  "The get image update command prints the status of ImageUpdateAutomation objects.",
+	Example: `  # List all image update automation object and their status
+  flux get image update
+
+ # List image update automations from all namespaces
+  flux get image update --all-namespaces
+`,
+	RunE: getCommand{
+		apiType: imageUpdateAutomationType,
+		list:    &imageUpdateAutomationListAdapter{&autov1.ImageUpdateAutomationList{}},
+	}.run,
+}
+
+func init() {
+	getImageCmd.AddCommand(getImageUpdateCmd)
+}
+
+func (s imageUpdateAutomationListAdapter) summariseItem(i int, includeNamespace bool, includeKind bool) []string {
+	item := s.Items[i]
+	status, msg := statusAndMessage(item.Status.Conditions)
+	var lastRun string
+	if item.Status.LastAutomationRunTime != nil {
+		lastRun = item.Status.LastAutomationRunTime.Time.Format(time.RFC3339)
+	}
+	return append(nameColumns(&item, includeNamespace, includeKind), status, msg, lastRun, strings.Title(strconv.FormatBool(item.Spec.Suspend)))
+}
+
+func (s imageUpdateAutomationListAdapter) headers(includeNamespace bool) []string {
+	headers := []string{"Name", "Ready", "Message", "Last run", "Suspended"}
+	if includeNamespace {
+		return append(namespaceHeader, headers...)
+	}
+	return headers
+}