Add portainer app

Tested with k3d, portainer opened as expected.

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

cmd/apps/portainer_app.go

@@ -0,0 +1,108 @@
+// Copyright (c) arkade author(s) 2020. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+package apps
+
+import (
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"os"
+	"path"
+	"strings"
+
+	"github.com/alexellis/arkade/pkg"
+
+	"github.com/spf13/cobra"
+)
+
+func MakeInstallPortainer() *cobra.Command {
+	var command = &cobra.Command{
+		Use:          "portainer",
+		Short:        "Install portainer to visualise and manage containers",
+		Long:         `Install portainer to visualise and manage containers, now in beta for Kubernetes.`,
+		Example:      `  arkade install portainer`,
+		SilenceUsage: true,
+	}
+
+	command.RunE = func(command *cobra.Command, args []string) error {
+		kubeConfigPath := getDefaultKubeconfig()
+
+		if command.Flags().Changed("kubeconfig") {
+			kubeConfigPath, _ = command.Flags().GetString("kubeconfig")
+		}
+
+		fmt.Printf("Using kubeconfig: %s\n", kubeConfigPath)
+
+		arch := getNodeArchitecture()
+		fmt.Printf("Node architecture: %q\n", arch)
+
+		if arch != IntelArch && arch != "arm" {
+			return fmt.Errorf(`only Intel and "arm" is supported for this app`)
+		}
+
+		_, err := kubectlTask("create", "ns",
+			"portainer")
+		if err != nil {
+			if !strings.Contains(err.Error(), "exists") {
+				return err
+			}
+		}
+
+		req, err := http.NewRequest(http.MethodGet,
+			"https://raw.githubusercontent.com/portainer/portainer-k8s/master/portainer-nodeport.yaml",
+			nil)
+
+		if err != nil {
+			return err
+		}
+
+		res, err := http.DefaultClient.Do(req)
+
+		if err != nil {
+			return err
+		}
+
+		defer res.Body.Close()
+		body, _ := ioutil.ReadAll(res.Body)
+		manifest := string(body)
+		if arch == "arm" {
+			manifest = strings.Replace(manifest, "linux-amd64", "linux-arm", -1)
+		}
+
+		tmp := os.TempDir()
+		joined := path.Join(tmp, "portainer.yaml")
+		err = ioutil.WriteFile(joined, []byte(manifest), 0644)
+		if err != nil {
+			return err
+		}
+
+		_, err = kubectlTask("apply", "-f", joined, "-n", "portainer")
+		if err != nil {
+			return err
+		}
+
+		fmt.Println(PortainerInstallMsg)
+
+		return nil
+	}
+
+	return command
+}
+
+const PortainerInfoMsg = `
+# Open the UI:
+
+kubectl port-forward -n portainer svc/portainer 9000:9000 &
+
+# http://127.0.0.1:9000
+
+# Or access via NodePort on http://node-ip:30777
+
+Find out more at https://www.portainer.io/
+`
+
+const PortainerInstallMsg = `=======================================================================
+= Portainer has been installed                                        =
+=======================================================================` +
+	"\n\n" + PortainerInfoMsg + "\n\n" + pkg.ThanksForUsing

cmd/info.go

@@ -95,6 +95,9 @@ arkade info --help`,
 		case "argocd":
 			fmt.Printf("Info for app: %s\n", appName)
 			fmt.Println(apps.ArgoCDInfoMsg)
+		case "portainer":
+			fmt.Printf("Info for app: %s\n", appName)
+			fmt.Println(apps.PortainerInfoMsg)
 		default:
 			return fmt.Errorf("no info available for app: %s", appName)
 		}

cmd/install.go

@@ -62,6 +62,7 @@ command.`,
 	command.AddCommand(apps.MakeInstallTraefik2())
 	command.AddCommand(apps.MakeInstallGrafana())
 	command.AddCommand(apps.MakeInstallArgoCD())
+	command.AddCommand(apps.MakeInstallPortainer())
 
 	command.AddCommand(MakeInfo())