1 files changed, 37 insertions, 0 deletions
diff --git a/package/utils/busybox/files/telnet b/package/utils/busybox/files/telnet
new file mode 100755
index 0000000000..994e713e70
--- /dev/null
+++ b/package/utils/busybox/files/telnet
@@ -0,0 +1,37 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2006-2011 OpenWrt.org
+
+START=50
+
+has_root_pwd() {
+	local pwd=$([ -f "$1" ] && cat "$1")
+	      pwd="${pwd#*root:}"
+	      pwd="${pwd%%:*}"
+
+	test -n "${pwd#[\!x]}"
+}
+
+get_root_home() {
+	local homedir=$([ -f "$1" ] && cat "$1")
+	homedir="${homedir#*:*:0:0:*:}"
+
+	echo "${homedir%%:*}"
+}
+
+has_ssh_pubkey() {
+	( /etc/init.d/dropbear enabled 2> /dev/null && grep -qs "^ssh-" /etc/dropbear/authorized_keys ) || \
+	( /etc/init.d/sshd enabled 2> /dev/null && grep -qs "^ssh-" "$(get_root_home /etc/passwd)"/.ssh/authorized_keys )
+}
+
+start() {
+	if ( ! has_ssh_pubkey && \
+	     ! has_root_pwd /etc/passwd && ! has_root_pwd /etc/shadow ) || \
+	   ( ! /etc/init.d/dropbear enabled 2> /dev/null && ! /etc/init.d/sshd enabled 2> /dev/null );
+	then
+		service_start /usr/sbin/telnetd -l /bin/login.sh
+	fi
+}
+
+stop() {
+	service_stop /usr/sbin/telnetd
+}