Merge pull request #7 from devonmoss/deployments

deployment command

README.md

@@ -18,6 +18,7 @@ Usage:
   ckube [command]
 
 Available Commands:
+  deployment  Get information about deployments
   exec        execute a command in a container
   help        Help about any command
   logs        get logs from a service

cmd/deployment.go

@@ -0,0 +1,118 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/devonmoss/ckube/util"
+	"github.com/manifoldco/promptui"
+	"github.com/spf13/cobra"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"strings"
+	"time"
+)
+
+// deploymentCmd represents the deployment command
+var deploymentCmd = &cobra.Command{
+	Use:     "deployment",
+	Aliases: []string{"dep", "deps", "deployments", "deploys"},
+	Short:   "Get information about deployments",
+	Long: `Shows an interactive list of deployments. Navigate with arrow keys. Use '/'
+to narrow the list results by searching. Selecting a deployment will return detailed
+information--the output of kubectl get deployment [NAME] -o yaml.
+
+Examples:
+  # Show interactive list of deployments. Selecting a deployment will print detailed info
+  ckube deployment`,
+	Run: func(cmd *cobra.Command, args []string) {
+		printDeploymentView()
+	},
+}
+
+func printDeploymentView() {
+	deploymentInfo := deploymentInfo()
+
+	oMan := &util.OutputManager{HeaderColumns: []string{"NAME", "DESIRED", "CURRENT", "UP-TO-DATE", "AVAILABLE", "LAST-UPDATED"}}
+	for _, dInfo := range deploymentInfo {
+		oMan.Append(dInfo.Print())
+	}
+
+	formattedOutput := oMan.FormattedStringSlice()
+
+	templates := &promptui.SelectTemplates{
+		Active:   "{{ . | yellow | underline }}",
+		Inactive: "{{ . }}",
+		Help:     "Select Deployment for more info. Use '/' to search",
+	}
+
+	searcher := func(input string, index int) bool {
+		text := strings.Replace(strings.ToLower(formattedOutput[1:][index]), " ", "", -1)
+		input = strings.Replace(strings.ToLower(input), " ", "", -1)
+
+		return strings.Contains(text, input)
+	}
+
+	prompt := promptui.Select{
+		Label:     formattedOutput[0],
+		Items:     formattedOutput[1:],
+		Size:      20,
+		Templates: templates,
+		Searcher:  searcher,
+	}
+
+	i, _, err := prompt.Run()
+
+	if err != nil {
+		return
+	}
+
+	output := util.RawK8sOutput(namespace, context, labels, "get", "deployment", deploymentInfo[i].Name, "-oyaml")
+	for _, line := range output {
+		fmt.Println(line)
+	}
+}
+
+func deploymentInfo() []DeploymentInfo {
+	clientset := util.GetClientset(kubeconfig)
+
+	depList, err := clientset.AppsV1beta2().Deployments(namespace).List(metav1.ListOptions{})
+	if err != nil {
+		panic(fmt.Errorf("error listing deployments: %v", err))
+	}
+
+	var deploymentInfos []DeploymentInfo
+	for _, deployment := range depList.Items {
+		var lastUpdateTime time.Time
+		conditions := deployment.Status.Conditions
+		if len(conditions) > 0 {
+			lastUpdateTime = conditions[0].LastUpdateTime.Time
+		}
+		depInfo := DeploymentInfo{
+			Name:         deployment.Name,
+			Desired:      *deployment.Spec.Replicas,
+			Current:      deployment.Status.ReadyReplicas,
+			Updated:      deployment.Status.UpdatedReplicas,
+			Available:    deployment.Status.AvailableReplicas,
+			LastDeployed: util.Age{Time: lastUpdateTime},
+		}
+		deploymentInfos = append(deploymentInfos, depInfo)
+	}
+
+	return deploymentInfos
+}
+
+type DeploymentInfo struct {
+	Name         string
+	Desired      int32
+	Current      int32
+	Updated      int32
+	Available    int32
+	LastDeployed util.Age
+}
+
+func (d DeploymentInfo) Print() string {
+	return fmt.Sprintf("%v %v %v %v %v %v", d.Name, d.Desired, d.Current, d.Updated, d.Available, d.LastDeployed.Relative())
+}
+
+func init() {
+	RootCmd.AddCommand(deploymentCmd)
+}

cmd/logs.go

@@ -31,8 +31,7 @@ Examples:
   ckube logs
 
   # Show interactive list of pods. Selecting a pod will follow its logs.
-  ckube logs -f
-`,
+  ckube logs -f`,
 	Run: func(cmd *cobra.Command, args []string) {
 		var serviceName string
 		if len(args) > 0 {