added 'zrok overview public-frontends' to allow CLI listing (#996)

CHANGELOG.md

@@ -6,7 +6,7 @@ FEATURE: New add and delete API endpoints for frontend grants. New `zrok admin c
 
 FEATURE: New admin endpoint for deleting accounts. New `zrok admin delete account` CLI for invoking the API endpoint from the command line (https://github.com/openziti/zrok/issues/993)
 
-FEATURE: New API endpoint (`/overview/public-frontends`) that returns the public frontends available to authenticated account. The public frontends include those marked with the `open` permission mode, and those marked `closed` where the user has a frontend grant allowing them to access the frontend (https://github.com/openziti/zrok/issues/996)
+FEATURE: New API endpoint (`/overview/public-frontends`) that returns the public frontends available to authenticated account. The public frontends include those marked with the `open` permission mode, and those marked `closed` where the user has a frontend grant allowing them to access the frontend. New CLI command `zrok overview public-frontends` to allow end users to list the public frontends their account can use (https://github.com/openziti/zrok/issues/996)
 
 ## v1.0.6
 

cmd/zrok/orgMemberships.go

@@ -2,12 +2,13 @@ package main
 
 import (
 	"fmt"
+	"os"
+
 	httptransport "github.com/go-openapi/runtime/client"
 	"github.com/jedib0t/go-pretty/v6/table"
 	"github.com/openziti/zrok/environment"
 	"github.com/openziti/zrok/tui"
 	"github.com/spf13/cobra"
-	"os"
 )
 
 func init() {
@@ -45,7 +46,7 @@ func (c *orgMembershipsCommand) run(_ *cobra.Command, _ []string) {
 	zrok, err := root.Client()
 	if err != nil {
 		if !panicInstead {
-			tui.Error("error loading zrokdir", err)
+			tui.Error("error getting zrok client", err)
 		}
 		panic(err)
 	}

cmd/zrok/overview.go

@@ -2,14 +2,18 @@ package main
 
 import (
 	"fmt"
+
 	"github.com/openziti/zrok/environment"
 	"github.com/openziti/zrok/sdk/golang/sdk"
 	"github.com/openziti/zrok/tui"
 	"github.com/spf13/cobra"
 )
 
+var overviewCmd *cobra.Command
+
 func init() {
-	rootCmd.AddCommand(newOverviewCommand().cmd)
+	overviewCmd = newOverviewCommand().cmd
+	rootCmd.AddCommand(overviewCmd)
 }
 
 type overviewCommand struct {

cmd/zrok/overviewFrontends.go

@@ -0,0 +1,78 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	httptransport "github.com/go-openapi/runtime/client"
+	"github.com/jedib0t/go-pretty/v6/table"
+	"github.com/openziti/zrok/environment"
+	"github.com/openziti/zrok/tui"
+	"github.com/spf13/cobra"
+)
+
+func init() {
+	overviewCmd.AddCommand(newOverviewFrontendsCommand().cmd)
+}
+
+type overviewPublicFrontendsCommand struct {
+	cmd *cobra.Command
+}
+
+func newOverviewFrontendsCommand() *overviewPublicFrontendsCommand {
+	cmd := &cobra.Command{
+		Use:     "public-frontends",
+		Short:   "Show the available public frontends",
+		Aliases: []string{"pf"},
+		Args:    cobra.NoArgs,
+	}
+	command := &overviewPublicFrontendsCommand{cmd: cmd}
+	cmd.Run = command.run
+	return command
+}
+
+func (cmd *overviewPublicFrontendsCommand) run(_ *cobra.Command, _ []string) {
+	root, err := environment.LoadRoot()
+	if err != nil {
+		if !panicInstead {
+			tui.Error("error loading zrokdir", err)
+		}
+		panic(err)
+	}
+
+	if !root.IsEnabled() {
+		tui.Error("unable to load environment; did you 'zrok enable'?", nil)
+	}
+
+	zrok, err := root.Client()
+	if err != nil {
+		if !panicInstead {
+			tui.Error("error getting zrok client", err)
+		}
+		panic(err)
+	}
+
+	auth := httptransport.APIKeyAuth("X-TOKEN", "header", root.Environment().AccountToken)
+	resp, err := zrok.Metadata.ListPublicFrontendsForAccount(nil, auth)
+	if err != nil {
+		if !panicInstead {
+			tui.Error("error listing public frontends", err)
+		}
+		panic(err)
+	}
+
+	if len(resp.Payload.PublicFrontends) > 0 {
+		fmt.Println()
+		t := table.NewWriter()
+		t.SetOutputMirror(os.Stdout)
+		t.SetStyle(table.StyleColoredDark)
+		t.AppendHeader(table.Row{"Frontend Name", "URL Template"})
+		for _, i := range resp.Payload.PublicFrontends {
+			t.AppendRow(table.Row{i.PublicName, i.URLTemplate})
+		}
+		t.Render()
+		fmt.Println()
+	} else {
+		fmt.Println("no public frontends found")
+	}
+}