add a cli feature

1 files changed, 44 insertions, 0 deletions

diff --git a/cli.go b/cli.go
new file mode 100644
index 0000000..df11460
--- /dev/null
+++ b/cli.go
@@ -0,0 +1,44 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+   	"syscall"
+	"golang.org/x/term"
+)
+
+var fsCli = flag.NewFlagSet("cli", flag.ContinueOnError)
+var passFlag = fsCli.Bool("passwd", false, "Tool to generate a guichet-compatible password hash")
+
+func cliMain(args []string) {
+	if err := fsCli.Parse(args); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	if *passFlag {
+		cliPasswd()
+	} else {
+		fsCli.PrintDefaults()
+		os.Exit(1)
+	}
+}
+
+func cliPasswd() {
+	fmt.Print("Password: ")
+    	bytepw, err := term.ReadPassword(int(syscall.Stdin))
+    	if err != nil {
+		fmt.Println(err)
+        	os.Exit(1)
+    	}
+    	pass := string(bytepw)
+
+	hash, err := SSHAEncode(pass)
+    	if err != nil {
+		fmt.Println(err)
+        	os.Exit(1)
+    	}
+
+	fmt.Println(hash)
+}