1 files changed, 176 insertions, 0 deletions
diff --git a/package/network/services/dropbear/files/.svn/text-base/dropbear.init.svn-base b/package/network/services/dropbear/files/.svn/text-base/dropbear.init.svn-base
new file mode 100644
index 0000000..66ed8b9
--- /dev/null
+++ b/package/network/services/dropbear/files/.svn/text-base/dropbear.init.svn-base
@@ -0,0 +1,176 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2006-2010 OpenWrt.org
+# Copyright (C) 2006 Carlos Sobrinho
+
+START=50
+STOP=50
+
+USE_PROCD=1
+
+NAME=dropbear
+PROG=/usr/sbin/dropbear
+PIDCOUNT=0
+EXTRA_COMMANDS="killclients"
+EXTRA_HELP="	killclients Kill ${NAME} processes except servers and yourself"
+
+dropbear_instance()
+{
+	append_ports()
+	{
+		local ifname="$1"
+		local port="$2"
+
+		grep -qs "^ *$ifname:" /proc/net/dev || {
+			procd_append_param command -p "$port"
+			return
+		}
+
+		for addr in $(
+			ifconfig "$ifname" | sed -ne '
+				/addr: *fe[89ab][0-9a-f]:/d
+				s/.* addr: *\([0-9a-f:\.]*\).*/\1/p
+			'
+		); do
+			procd_append_param command -p "$addr:$port"
+		done
+	}
+
+
+	local section="$1"
+
+	# check if section is enabled (default)
+	local enabled
+	config_get_bool enabled "${section}" enable 1
+	[ "${enabled}" -eq 0 ] && return 1
+
+	# increase pid file count to handle multiple instances correctly
+	PIDCOUNT="$(( ${PIDCOUNT} + 1))"
+
+	local pid_file="/var/run/${NAME}.${PIDCOUNT}.pid"
+
+	procd_open_instance
+	procd_set_param command "$PROG" -F -P "$pid_file"
+
+	# prepare parameters (initialise with pid file)
+	local val
+
+	# A) password authentication
+	config_get_bool val "${section}" PasswordAuth 1
+	[ "${val}" -eq 0 ] && procd_append_param command -s
+
+	# B) listen interface and port
+	local port
+	local interface
+	config_get interface "${section}" Interface
+	[ -n "$interface" ] && network_get_device interface "$interface"
+	config_get port "${section}" Port 22
+	append_ports "$interface" "$port"
+	# C) banner file
+	config_get val "${section}" BannerFile
+	[ -f "${val}" ] && procd_append_param command -b "${val}"
+	# D) gatewayports
+	config_get_bool val "${section}" GatewayPorts 0
+	[ "${val}" -eq 1 ] && procd_append_param command -a
+	# E) root password authentication
+	config_get_bool val "${section}" RootPasswordAuth 1
+	[ "${val}" -eq 0 ] && procd_append_param command -g
+	# F) root login
+	config_get_bool val "${section}" RootLogin 1
+	[ "${val}" -eq 0 ] && procd_append_param command -w
+	# G) host keys
+	config_get val "${section}" rsakeyfile
+	[ -f "${val}" ] && procd_append_param command -r "${val}"
+	config_get val "${section}" dsskeyfile
+	[ -f "${val}" ] && procd_append_param command -d "${val}"
+
+	procd_close_instance
+}
+
+keygen()
+{
+	for keytype in rsa dss; do
+		# check for keys
+		key=dropbear/dropbear_${keytype}_host_key
+		[ -f /tmp/$key -o -s /etc/$key ] || {
+			# generate missing keys
+			mkdir -p /tmp/dropbear
+			[ -x /usr/bin/dropbearkey ] && {
+				/usr/bin/dropbearkey -t $keytype -f /tmp/$key 2>&- >&- && exec /etc/rc.common "$initscript" start
+			} &
+		exit 0
+		}
+	done
+
+	lock /tmp/.switch2jffs
+	mkdir -p /etc/dropbear
+	mv /tmp/dropbear/dropbear_* /etc/dropbear/
+	lock -u /tmp/.switch2jffs
+	chown root /etc/dropbear
+	chmod 0700 /etc/dropbear
+}
+
+start_service()
+{
+	[ -s /etc/dropbear/dropbear_rsa_host_key -a \
+	  -s /etc/dropbear/dropbear_dss_host_key ] || keygen
+
+	. /lib/functions.sh
+	. /lib/functions/network.sh
+
+	config_load "${NAME}"
+	config_foreach dropbear_instance dropbear
+}
+
+killclients()
+{
+	local ignore=''
+	local server
+	local pid
+
+	# if this script is run from inside a client session, then ignore that session
+	pid="$$"
+	while [ "${pid}" -ne 0 ]
+	 do
+		# get parent process id
+		pid=`cut -d ' ' -f 4 "/proc/${pid}/stat"`
+		[ "${pid}" -eq 0 ] && break
+
+		# check if client connection
+		grep -F -q -e "${PROG}" "/proc/${pid}/cmdline" && {
+			append ignore "${pid}"
+			break
+		}
+	done
+
+	# get all server pids that should be ignored
+	for server in `cat /var/run/${NAME}.*.pid`
+	 do
+		append ignore "${server}"
+	done
+
+	# get all running pids and kill client connections
+	local skip
+	for pid in `pidof "${NAME}"`
+	 do
+		# check if correct program, otherwise process next pid
+		grep -F -q -e "${PROG}" "/proc/${pid}/cmdline" || {
+			continue
+		}
+
+		# check if pid should be ignored (servers, ourself)
+		skip=0
+		for server in ${ignore}
+		 do
+			if [ "${pid}" == "${server}" ]
+			 then
+				skip=1
+				break
+			fi
+		done
+		[ "${skip}" -ne 0 ] && continue
+
+		# kill process
+		echo "${initscript}: Killing ${pid}..."
+		kill -KILL ${pid}
+	done
+}