Add /dbg certs command

cmd/dbg/main.go

@@ -28,6 +28,7 @@ import (
 const (
 	backendsPath = "/configuration/backends"
 	generalPath  = "/configuration/general"
+	certsPath    = "/configuration/certs"
 )
 
 func main() {
@@ -70,6 +71,24 @@ func main() {
 	}
 	backendsCmd.AddCommand(backendsGetCmd)
 
+	certCmd := &cobra.Command{
+		Use:   "certs",
+		Short: "Inspect dynamic SSL certificates",
+	}
+
+	certGetCmd := &cobra.Command{
+		Use:   "get [hostname]",
+		Short: "Get the dynamically-loaded certificate information for the given hostname",
+		Args:  cobra.ExactArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			certGet(args[0])
+			return nil
+		},
+	}
+	certCmd.AddCommand(certGetCmd)
+
+	rootCmd.AddCommand(certCmd)
+
 	generalCmd := &cobra.Command{
 		Use:   "general",
 		Short: "Output the general dynamic lua state",
@@ -102,7 +121,7 @@ func backendsAll() {
 		return
 	}
 	if statusCode != 200 {
-		fmt.Printf("Nginx returned code %v", statusCode)
+		fmt.Printf("Nginx returned code %v\n", statusCode)
 		return
 	}
 
@@ -123,7 +142,7 @@ func backendsList() {
 		return
 	}
 	if statusCode != 200 {
-		fmt.Printf("Nginx returned code %v", statusCode)
+		fmt.Printf("Nginx returned code %v\n", statusCode)
 		return
 	}
 
@@ -148,7 +167,7 @@ func backendsGet(name string) {
 		return
 	}
 	if statusCode != 200 {
-		fmt.Printf("Nginx returned code %v", statusCode)
+		fmt.Printf("Nginx returned code %v\n", statusCode)
 		return
 	}
 
@@ -171,6 +190,25 @@ func backendsGet(name string) {
 	fmt.Println("A backend of this name was not found.")
 }
 
+func certGet(host string) {
+	statusCode, body, requestErr := nginx.NewGetStatusRequest(certsPath + "?hostname=" + host)
+	if requestErr != nil {
+		fmt.Println(requestErr)
+		return
+	}
+
+	if statusCode == 200 {
+		fmt.Print(string(body))
+		return
+	} else if statusCode != 404 {
+		fmt.Printf("Nginx returned code %v\n", statusCode)
+		fmt.Println(string(body))
+		return
+	}
+
+	fmt.Printf("No cert found for host %v\n", host)
+}
+
 func general() {
 	statusCode, body, requestErr := nginx.NewGetStatusRequest(generalPath)
 	if requestErr != nil {
@@ -178,7 +216,7 @@ func general() {
 		return
 	}
 	if statusCode != 200 {
-		fmt.Printf("Nginx returned code %v", statusCode)
+		fmt.Printf("Nginx returned code %v\n", statusCode)
 		return
 	}