From 42ef4ee31d73aca6aef41f66bc825a4296070cca Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Sat, 4 Jun 2016 21:36:55 +0200
Subject: [Feature] Allow to read password from console for rspamc

Issue: #644
Reported by: @dehnli
---
 src/client/rspamc.c | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

(limited to 'src/client')

diff --git a/src/client/rspamc.c b/src/client/rspamc.c
index 5280914b9..9c00a4bc8 100644
--- a/src/client/rspamc.c
+++ b/src/client/rspamc.c
@@ -67,12 +67,17 @@ static GList *children;
     g_queue_push_tail ((o), nh); \
 } while (0)
 
+static gboolean rspamc_password_callback (const gchar *option_name,
+		const gchar *value,
+		gpointer data,
+		GError **error);
+
 static GOptionEntry entries[] =
 {
 	{ "connect", 'h', 0, G_OPTION_ARG_STRING, &connect_str,
 	  "Specify host and port", NULL },
-	{ "password", 'P', 0, G_OPTION_ARG_STRING, &password,
-	  "Specify control password", NULL },
+	{ "password", 'P', G_OPTION_FLAG_OPTIONAL_ARG, G_OPTION_ARG_CALLBACK,
+	  &rspamc_password_callback, "Specify control password", NULL },
 	{ "classifier", 'c', 0, G_OPTION_ARG_STRING, &classifier,
 	  "Classifier to learn spam or ham", NULL },
 	{ "weight", 'w', 0, G_OPTION_ARG_INT, &weight,
@@ -292,6 +297,31 @@ struct rspamc_callback_data {
 	gdouble start;
 };
 
+gboolean
+rspamc_password_callback (const gchar *option_name,
+		const gchar *value,
+		gpointer data,
+		GError **error)
+{
+	guint plen = 8192;
+
+	if (value != NULL) {
+		password = g_strdup (value);
+	}
+	else {
+		/* Read password from console */
+		password = g_malloc0 (plen);
+		plen = rspamd_read_passphrase (password, plen, 0, NULL);
+	}
+
+	if (plen == 0) {
+		rspamd_fprintf (stderr, "Invalid password\n");
+		exit (EXIT_FAILURE);
+	}
+
+	return TRUE;
+}
+
 /*
  * Parse command line
  */
-- 
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