Make copyright year dynamic

cmd/step-awskms-init/main.go

@@ -75,10 +75,11 @@ This tool is experimental and in the future it will be integrated in step cli.
 OPTIONS`)
 	fmt.Fprintln(os.Stderr)
 	flag.PrintDefaults()
-	fmt.Fprintln(os.Stderr, `
+	fmt.Fprintf(os.Stderr, `
 COPYRIGHT
 
-  (c) 2018-2020 Smallstep Labs, Inc.`)
+  (c) 2018-%d Smallstep Labs, Inc.
+`, time.Now().Year())
 	os.Exit(1)
 }
 

cmd/step-ca/main.go

@@ -144,7 +144,7 @@ $ step-ca $STEPPATH/config/ca.json --password-file ./password.txt
 '''`
 	app.Flags = append(app.Flags, commands.AppCommand.Flags...)
 	app.Flags = append(app.Flags, cli.HelpFlag)
-	app.Copyright = "(c) 2018-2020 Smallstep Labs, Inc."
+	app.Copyright = fmt.Sprintf("(c) 2018-%d Smallstep Labs, Inc.", time.Now().Year())
 
 	// All non-successful output should be written to stderr
 	app.Writer = os.Stdout

cmd/step-cloudkms-init/main.go

@@ -105,10 +105,11 @@ This tool is experimental and in the future it will be integrated in step cli.
 OPTIONS`)
 	fmt.Fprintln(os.Stderr)
 	flag.PrintDefaults()
-	fmt.Fprintln(os.Stderr, `
+	fmt.Fprintf(os.Stderr, `
 COPYRIGHT
 
-  (c) 2018-2020 Smallstep Labs, Inc.`)
+  (c) 2018-%d Smallstep Labs, Inc.
+`, time.Now().Year())
 	os.Exit(1)
 }
 

cmd/step-pkcs11-init/main.go

@@ -250,10 +250,11 @@ This tool is experimental and in the future it will be integrated in step cli.
 OPTIONS`)
 	fmt.Fprintln(os.Stderr)
 	flag.PrintDefaults()
-	fmt.Fprintln(os.Stderr, `
+	fmt.Fprintf(os.Stderr, `
 COPYRIGHT
 
-  (c) 2018-2021 Smallstep Labs, Inc.`)
+  (c) 2018-%d Smallstep Labs, Inc.
+`, time.Now().Year())
 	os.Exit(1)
 }
 

cmd/step-yubikey-init/main.go

@@ -148,10 +148,11 @@ This tool is experimental and in the future it will be integrated in step cli.
 OPTIONS`)
 	fmt.Fprintln(os.Stderr)
 	flag.PrintDefaults()
-	fmt.Fprintln(os.Stderr, `
+	fmt.Fprintf(os.Stderr, `
 COPYRIGHT
 
-  (c) 2018-2020 Smallstep Labs, Inc.`)
+  (c) 2018-%d Smallstep Labs, Inc.
+`, time.Now().Year())
 	os.Exit(1)
 }