cli: add -json and -t flags to quota status command (#16485)

* cli: add json and t flags to quota status command

* cli: add entry to changelog

* Update command/quota_status.go

Co-authored-by: James Rasell <[email protected]>

---------

Co-authored-by: James Rasell <[email protected]>

Author: Juanadelacuesta

.changelog/16485.txt

@@ -0,0 +1,3 @@
+```release-note:improvement
+cli: Added `-json` and `-t` flag to `quota status` command
+```

command/quota_status.go

@@ -26,13 +26,26 @@ Usage: nomad quota status [options] <quota>
 
 General Options:
 
-  ` + generalOptionsUsage(usageOptsDefault)
+  ` + generalOptionsUsage(usageOptsDefault) + `
+
+Status Specific Options:
+	
+  -json
+    Output the latest quota status information in a JSON format.
+	
+  -t
+    Format and display quota status information using a Go template.
+`
 
 	return strings.TrimSpace(helpText)
 }
 
 func (c *QuotaStatusCommand) AutocompleteFlags() complete.Flags {
-	return c.Meta.AutocompleteFlags(FlagSetClient)
+	return mergeAutocompleteFlags(c.Meta.AutocompleteFlags(FlagSetClient),
+		complete.Flags{
+			"-json": complete.PredictNothing,
+			"-t":    complete.PredictAnything,
+		})
 }
 
 func (c *QuotaStatusCommand) AutocompleteArgs() complete.Predictor {
@@ -46,8 +59,13 @@ func (c *QuotaStatusCommand) Synopsis() string {
 func (c *QuotaStatusCommand) Name() string { return "quota status" }
 
 func (c *QuotaStatusCommand) Run(args []string) int {
+	var json bool
+	var tmpl string
+
 	flags := c.Meta.FlagSet(c.Name(), FlagSetClient)
 	flags.Usage = func() { c.Ui.Output(c.Help()) }
+	flags.BoolVar(&json, "json", false, "")
+	flags.StringVar(&tmpl, "t", "", "")
 
 	if err := flags.Parse(args); err != nil {
 		return 1
@@ -83,6 +101,17 @@ func (c *QuotaStatusCommand) Run(args []string) int {
 		return 1
 	}
 
+	if json || len(tmpl) > 0 {
+		out, err := Format(json, tmpl, spec)
+		if err != nil {
+			c.Ui.Error(err.Error())
+			return 1
+		}
+
+		c.Ui.Output(out)
+		return 0
+	}
+
 	// Format the basics
 	c.Ui.Output(formatQuotaSpecBasics(spec))
 

command/quota_status_test.go

@@ -41,7 +41,7 @@ func TestQuotaStatusCommand_Fails(t *testing.T) {
 	ui.ErrorWriter.Reset()
 }
 
-func TestQuotaStatusCommand_Good(t *testing.T) {
+func TestQuotaStatusCommand_Run(t *testing.T) {
 	ci.Parallel(t)
 
 	// Create a server
@@ -54,7 +54,7 @@ func TestQuotaStatusCommand_Good(t *testing.T) {
 	// Create a quota to delete
 	qs := testQuotaSpec()
 	_, err := client.Quotas().Register(qs, nil)
-	assert.Nil(t, err)
+	must.NoError(t, err)
 
 	// Delete a namespace
 	if code := cmd.Run([]string{"-address=" + url, qs.Name}); code != 0 {
@@ -63,14 +63,30 @@ func TestQuotaStatusCommand_Good(t *testing.T) {
 
 	// Check for basic spec
 	out := ui.OutputWriter.String()
-	if !strings.Contains(out, "= test") {
-		t.Fatalf("expected quota, got: %s", out)
-	}
+	must.StrContains(t, out, "= test")
 
 	// Check for usage
-	if !strings.Contains(out, "0 / 100") {
-		t.Fatalf("expected quota, got: %s", out)
-	}
+	must.StrContains(t, out, "0 / 100")
+
+	ui.OutputWriter.Reset()
+
+	// List json
+	must.Zero(t, cmd.Run([]string{"-address=" + url, "-json", qs.Name}))
+
+	outJson := api.QuotaSpec{}
+	err = json.Unmarshal(ui.OutputWriter.Bytes(), &outJson)
+	must.NoError(t, err)
+
+	ui.OutputWriter.Reset()
+
+	// Go template to format the output
+	code = cmd.Run([]string{"-address=" + url, "-t", "{{range .}}{{ .Name }}{{end}}", allocID})
+	must.Zero(t, code)
+
+	out = ui.OutputWriter.String()
+	must.StrContains(t, out, "test-quota")
+
+	ui.OutputWriter.Reset()
 }
 
 func TestQuotaStatusCommand_AutocompleteArgs(t *testing.T) {
@@ -86,12 +102,12 @@ func TestQuotaStatusCommand_AutocompleteArgs(t *testing.T) {
 	// Create a quota
 	qs := testQuotaSpec()
 	_, err := client.Quotas().Register(qs, nil)
-	assert.Nil(err)
+	must.NoError(err)
 
 	args := complete.Args{Last: "t"}
 	predictor := cmd.AutocompleteArgs()
 
 	res := predictor.Predict(args)
-	assert.Equal(1, len(res))
-	assert.Equal(qs.Name, res[0])
+	must.One(t, len(res))
+	must.StrContains(t, qs.Name, res[0])
 }

website/content/docs/commands/quota/status.mdx

@@ -27,6 +27,12 @@ capability and access to any namespaces that the quota is applied to.
 
 @include 'general_options.mdx'
 
+## Inspect Options
+
+- `-json`: Output the quota specifications in a JSON format.
+
+- `-t`: Format and display the quota using a Go template.
+
 ## Examples
 
 View the status of a quota specification:
@@ -40,4 +46,36 @@ Limits      = 1
 Quota Limits
 Region  CPU Usage   Memory Usage  Network Usage
 global  500 / 2500  256 / 2000    30 / 50
+
 ```
+
+The `-json` flag can be used to get the quota status in json format:
+
+```shell-session
+$ nomad quota inspect -json default-quota
+{
+    "CreateIndex": 8,
+    "Description": "Limit the shared default namespace",
+    "Limits": [
+        {
+            "Hash": "NLOoV2WBU8ieJIrYXXx8NRb5C2xU61pVVWRDLEIMxlU=",
+            "Region": "global",
+            "RegionLimit": {
+                "CPU": 2500,
+                "DiskMB": 0,
+                "MemoryMB": 2000,
+                "Networks": null
+            }
+        }
+    ],
+    "ModifyIndex": 56,
+    "Name": "default-quota"
+}
+```
+
+Or use the `-t` flag to format and display the quota status using a Go template:
+
+```shell-session
+$ nomad quota inspect -t {{ .Description }} default-quota
+Limit the shared default namespace
+```