network: Make two groups of hooks, again.

[people/arne_f/network.git] / hooks / zones / bridge

diff --git a/hooks/zones/bridge b/hooks/zones/bridge
new file mode 100755 (executable)
index 0000000..e4bc1f7
--- /dev/null
+++ b/hooks/zones/bridge
@@ -0,0 +1,189 @@
+#!/bin/bash
+###############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2010  Michael Tremer & Christian Schmidt                      #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program is distributed in the hope that it will be useful,             #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
+# GNU General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+###############################################################################
+
+. /lib/network/header-zone
+
+HOOK_SETTINGS="HOOK STP STP_FORWARD_DELAY STP_HELLO STP_MAXAGE STP_PRIORITY"
+HOOK_SETTINGS="${HOOK_SETTINGS} MAC MTU"
+
+# Default values
+MAC=$(mac_generate)
+MTU=1500
+STP="on"
+STP_FORWARD_DELAY=0
+STP_HELLO=2
+STP_MAXAGE=20
+STP_PRIORITY=512 # XXX check out better value
+
+function _check() {
+       assert ismac MAC
+       assert isbool STP
+       assert isinteger STP_HELLO
+       assert isinteger STP_FORWARD_DELAY
+       assert isinteger STP_PRIORITY
+       assert isinteger MTU
+}
+
+function _parse_cmdline() {
+       while [ $# -gt 0 ]; do
+               case "${1}" in
+                       --stp=*)
+                               STP=${1#--stp=}
+                               ;;
+                       --stp-hello=*)
+                               STP_HELLO=${1#--stp-hello=}
+                               ;;
+                       --stp-forward-delay=*)
+                               STP_FORWARD_DELAY=${1#--stp-forward-delay=}
+                               ;;
+                       --stp-priority=*)
+                               STP_PRIORITY=${1#--stp-priority=}
+                               ;;
+                       --mtu=*)
+                               MTU=${1#--mtu=}
+                               ;;
+                       --mac=*)
+                               MAC=${1#--mac=}
+                               ;;
+                       *)
+                               warning "Ignoring unknown option '${1}'"
+                               ;;
+               esac
+               shift
+       done
+}
+
+function _up() {
+       local zone=${1}
+       shift
+
+       config_read ${ZONE_DIR}/${zone}/settings
+
+       if ! device_exists ${zone}; then
+               brctl addbr ${zone}
+       fi
+
+       [ -n "${MAC}" ] && device_set_address ${zone} ${MAC}
+       [ -n "${MTU}" ] && device_set_mtu ${zone} ${MTU} 
+
+       # Enable STP
+       if enabled STP; then
+               brctl stp ${zone} on
+
+               if [ -n "${STP_FORWARD_DELAY}" ]; then
+                       brctl setfd ${zone} ${STP_FORWARD_DELAY}
+               fi
+
+               if [ -n "${STP_HELLO}" ]; then
+                       brctl sethello ${zone} ${STP_HELLO}
+               fi
+
+               if [ -n "${STP_MAXAGE}" ]; then
+                       brctl setmaxage ${zone} ${STP_MAXAGE}
+               fi
+
+               if [ -n "${STP_PRIORITY}" ]; then
+                       brctl setbridgeprio ${zone} ${STP_PRIORITY}
+               fi
+       else
+               brctl stp ${zone} off
+       fi
+
+       device_set_up ${zone}
+
+       # Bring all ports up
+       zone_ports_up ${zone}
+       zone_configs_up ${zone}
+
+       event_interface_up ${zone}
+
+       exit $?
+}
+
+function _down() {
+       local zone=${1}
+       shift
+
+       if ! device_is_up ${zone}; then
+               warning "Zone '${zone}' is not up"
+               exit ${EXIT_OK}
+       fi
+
+       event_interface_down ${zone}
+
+       zone_configs_down ${zone}
+       zone_ports_down ${zone}
+
+       device_set_down ${zone}
+       brctl delbr ${zone}
+
+       exit $?
+}
+
+function _status() {
+       local zone=${1}
+
+       cli_status_headline ${zone}
+
+       # Exit if zone is down
+       if ! zone_is_up ${zone}; then
+               echo # Empty line
+               exit ${EXIT_ERROR}
+       fi
+
+       # XXX Add bridge stp priority here
+       # brctl does not give any information about that
+
+       cli_headline "    Spanning Tree Protocol information:"
+       echo   "        Bridge ID             : $(stp_bridge_id ${zone})"
+       echo   "        Designated root       : $(stp_designated_root ${zone})"
+       echo   "        Path cost             : $(stp_pathcost ${zone})"
+       echo # Empty line
+
+       # Topology information
+       printf "        Topology changing     : %6s\n" $(stp_topology_change ${zone})
+       printf "        Topology change time  : %6s\n" $(beautify_time $(stp_topology_change_time ${zone}))
+       printf "        Topology change count : %6s\n" $(stp_topology_change_count ${zone})
+
+       cli_headline "    Ports:"
+       zone_ports_cmd status ${zone}
+
+       cli_headline "    Configurations:"
+       zone_configs_cmd status ${zone}
+
+       echo # Empty line
+       exit ${EXIT_OK}
+}
+
+function _addport() {
+       local zone=${1}
+       local hook=${2}
+       shift 2
+
+       if ! port_hook_exists ${hook}; then
+               error "Hook does not exist '${hook}'"
+               exit ${EXIT_ERROR}
+       fi
+
+       port_hook ${hook} add ${zone}
+}
+
+run $@