#!/bin/sh /etc/rc.common
-# Copyright (C) 2006 OpenWrt.org
-START=50
+# Copyright (C) 2008 Alina Friedrichsen <x-alina@gmx.net>
+# Special thanks to bittorf wireless ))
+START=65
-BIN=olsrd
-DEFAULT=/etc/default/olsrd
-RUN_D=/var/run
-PID_F=$RUN_D/$BIN.pid
+OLSRD_OLSRD_SCHEMA='ignore:internal config_file:internal DebugLevel=0'
+OLSRD_IPCCONNECT_SCHEMA='ignore:internal Host:list Net:list2'
+OLSRD_LOADPLUGIN_SCHEMA='ignore:internal library:internal Host4:list Net4:list2 Host:list Net:list2 Host6:list Net6:list2 Ping:list redistribute:list NonOlsrIf:list name:list lat lon latlon_infile HNA:list2 hosts:list2'
+OLSRD_INTERFACE_SCHEMA='ignore:internal interface:internal AutoDetectChanges:bool'
+
+T=' '
+N='
+'
+
+validate_varname() {
+ local varname="$1"
+ [ -z "$varname" -o "$varname" != "${varname%%[!A-Za-z0-9_]*}" ] && return 1
+ return 0
+}
+
+validate_ifname() {
+ local ifname="$1"
+ [ -z "$ifname" -o "$ifname" != "${ifname%%[!A-Za-z0-9.:_-]*}" ] && return 1
+ return 0
+}
+
+validate_olsrd_option() {
+ local str="$1"
+ [ -z "$str" -o "$str" != "${str%%[! 0-9A-Za-z./|:_-]*}" ] && return 1
+ return 0
+}
+
+get_ifname() {
+ IFNAME=
+ local interface="$1"
+ validate_varname "$interface" || return 1
+ local ifname
+
+ config_get ifname "$interface" ifname
+ validate_ifname "$ifname" || return 1
+ IFNAME="$ifname"
+
+ return 0
+}
+
+system_config() {
+ local cfg="$1"
+ local cfgt
+ local hostname
+ local latlon
+
+ config_get cfgt "$cfg" TYPE
+
+ if [ "$cfgt" = "system" ]; then
+ config_get hostname "$cfg" hostname
+ hostname="${hostname:-OpenWrt}"
+ SYSTEM_HOSTNAME="$hostname"
+ fi
+
+ if [ -z "$SYSTEM_LAT" -o -z "$SYSTEM_LON" ]; then
+ config_get latlon "$cfg" latlon
+ IFS=" ${T}${N},"
+ set -- $latlon
+ unset IFS
+ SYSTEM_LAT="$1"
+ SYSTEM_LON="$2"
+ fi
+
+ if [ -z "$SYSTEM_LAT" -o -z "$SYSTEM_LON" ]; then
+ config_get latlon "$cfg" latitude
+ SYSTEM_LAT="$latlon"
+ config_get latlon "$cfg" longitude
+ SYSTEM_LON="$latlon"
+ fi
+}
+
+olsrd_find_config_file() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+ config_get OLSRD_CONFIG_FILE "$cfg" config_file
+
+ return 0
+}
+
+warning_invalid_value() {
+ local package="$1"
+ validate_varname "$package" || package=
+ local config="$2"
+ validate_varname "$config" || config=
+ local option="$3"
+ validate_varname "$option" || option=
+
+ echo -n "Warning: Invalid value" 1>&2
+
+ if [ -n "$package" -a -n "$config" ]; then
+ echo -n " in option '$package.$config${option:+.}$option'" 1>&2
+ fi
+
+ echo ", skipped" 1>&2
+
+ return 0
+}
+
+olsrd_write_option() {
+ local param="$1"
+ local cfg="$2"
+ validate_varname "$cfg" || return 1
+ local option="$3"
+ validate_varname "$option" || return 1
+ local value="$4"
+ local option_type="$5"
+
+ if [ "$option_type" = bool ]; then
+ case "$value" in
+ 1|on|true|enabled|yes) value=yes;;
+ 0|off|false|disabled|no) value=no;;
+ *) warning_invalid_value olsrd "$cfg" "$option"; return 1;;
+ esac
+ fi
+
+ if ! validate_olsrd_option "$value"; then
+ warning_invalid_value olsrd "$cfg" "$option"
+ return 1
+ fi
+
+ if [ "$value" != "${value%%[G-Zg-z_-]*}" ]; then
+ if [ "$option" != "Ip6AddrType" -a "$value" != "yes" -a "$value" != "no" ]; then
+ value="\"$value\""
+ fi
+ fi
+
+ echo -n "${N}$param$option $value"
+
+ return 0
+}
+
+olsrd_write_plparam() {
+ local param="$1"
+ local cfg="$2"
+ validate_varname "$cfg" || return 1
+ local option="$3"
+ validate_varname "$option" || return 1
+ local value="$4"
+ local option_type="$5"
+ local _option
+
+ if [ "$option_type" = bool ]; then
+ case "$value" in
+ 1|on|true|enabled|yes) value=yes;;
+ 0|off|false|disabled|no) value=no;;
+ *) warning_invalid_value olsrd "$cfg" "$option"; return 1;;
+ esac
+ fi
+
+ if ! validate_olsrd_option "$value"; then
+ warning_invalid_value olsrd "$cfg" "$option"
+ return 1
+ fi
+
+ IFS='-_'
+ set -- $option
+ option="$*"
+ unset IFS
+ _option="$option"
+ if [ "$option" = 'hosts' ]; then
+ set -- $value
+ option="$1"
+ shift
+ value="$*"
+ fi
+
+ echo -n "${N}${param}PlParam \"$option\" \"$value\""
+
+ return 0
+}
+
+config_update_schema() {
+ unset IFS
+ local schema_varname="$1"
+ validate_varname "$schema_varname" || return 1
+ local command="$2"
+ validate_varname "$command" || return 1
+ local option="$3"
+ validate_varname "$option" || return 1
+ local value="$4"
+ local schema
+ local cur_option
+
+ case "$varname" in
+ *_LENGTH) return 0;;
+ *_ITEM*) return 0;;
+ esac
+
+ eval "export -n -- \"schema=\${$schema_varname}\""
+
+ for cur_option in $schema; do
+ [ "${cur_option%%[:=]*}" = "$option" ] && return 0
+ done
+
+ if [ "$command" = list ]; then
+ set -- $value
+ if [ "$#" -ge "3" ]; then
+ schema_entry="$option:list3"
+ elif [ "$#" -ge "2" ]; then
+ schema_entry="$option:list2"
+ else
+ schema_entry="$option:list"
+ fi
+ else
+ schema_entry="$option"
+ fi
+
+ append "$schema_varname" "$schema_entry"
+
+ return 0
+}
+
+config_write_options() {
+ unset IFS
+ local schema="$1"
+ local cfg="$2"
+ validate_varname "$cfg" || return 1
+ local write_func="$3"
+ [ -z "$write_func" ] && output_func=echo
+ local write_param="$4"
+ local schema_entry
+ local option
+ local option_length
+ local option_type
+ local default
+ local value
+ local list_size
+ local list_item
+ local list_value
+ local i
+ local position
+
+ for schema_entry in $schema; do
+ default="${schema_entry#*[=]}"
+ [ "$default" = "$schema_entry" ] && default=
+ option="${schema_entry%%[=]*}"
+ IFS=':'
+ set -- $option
+ unset IFS
+ option="$1"
+ option_type="$2"
+ validate_varname "$option" || continue
+ [ -z "$option_type" ] || validate_varname "$option_type" || continue
+ [ "$option_type" = internal ] && continue
+ config_get value "$cfg" "$option"
+
+ if [ -z "$value" ]; then
+ IFS='+'
+ set -- $default
+ unset IFS
+ value=$*
+ elif [ "$value" = '-' -a -n "$default" ]; then
+ continue
+ fi
+
+ [ -z "$value" ] && continue
+
+ case "$option_type" in
+ list) list_size=1;;
+ list2) list_size=2;;
+ list3) list_size=3;;
+ *) list_size=0;;
+ esac
+
+ if [ "$list_size" -gt 0 ]; then
+ config_get option_length "$cfg" "${option}_LENGTH"
+ if [ -n "$option_length" ]; then
+ i=1
+ while [ "$i" -le "$option_length" ]; do
+ config_get list_value "$cfg" "${option}_ITEM$i"
+ "$write_func" "$write_param" "$cfg" "$option" "$list_value" "$option_type" || break
+ i=$((i + 1))
+ done
+ else
+ list_value=
+ i=0
+ for list_item in $value; do
+ append "list_value" "$list_item"
+ i=$((i + 1))
+ position=$((i % list_size))
+ if [ "$position" -eq 0 ]; then
+ "$write_func" "$write_param" "$cfg" "$option" "$list_value" "$option_type" || break
+ list_value=
+ fi
+ done
+ [ "$position" -ne 0 ] && "$write_func" "$write_param" "$cfg" "$option" "$list_value" "$option_type"
+ fi
+ else
+ "$write_func" "$write_param" "$cfg" "$option" "$value" "$option_type"
+ fi
+ done
+
+ return 0
+}
+
+olsrd_write_olsrd() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+ local ignore
+ local ipversion
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+
+ [ "$OLSRD_COUNT" -gt 0 ] && return 0
+
+ config_get ipversion "$cfg" IpVersion
+ if [ "$ipversion" = "6and4" ]; then
+ OLSRD_IPVERSION_6AND4=1
+ config_set "$cfg" IpVersion '6'
+ fi
+
+ config_write_options "$OLSRD_OLSRD_SCHEMA" "$cfg" olsrd_write_option
+ echo
+ OLSRD_COUNT=$((OLSRD_COUNT + 1))
+
+ return 0
+}
+
+olsrd_write_ipcconnect() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+ local ignore
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+
+ [ "$IPCCONNECT_COUNT" -gt 0 ] && return 0
+
+ echo -n "${N}IpcConnect${N}{"
+ config_write_options "$OLSRD_IPCCONNECT_SCHEMA" "$cfg" olsrd_write_option "${T}"
+ echo "${N}}"
+ IPCCONNECT_COUNT=$((IPCCONNECT_COUNT + 1))
+
+ return 0
+}
+
+olsrd_write_hna4() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+ local ignore
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+
+ config_get netaddr "$cfg" netaddr
+ if ! validate_olsrd_option "$netaddr"; then
+ warning_invalid_value olsrd "$cfg" "netaddr"
+ return 0
+ fi
+
+ config_get netmask "$cfg" netmask
+ if ! validate_olsrd_option "$netmask"; then
+ warning_invalid_value olsrd "$cfg" "netmask"
+ return 0
+ fi
+
+ [ "$HNA4_COUNT" -le 0 ] && echo -n "${N}Hna4${N}{"
+ echo -n "${N}${T}${T}$netaddr $netmask"
+ HNA4_COUNT=$((HNA4_COUNT + 1))
+
+ return 0
+}
+
+olsrd_write_hna6() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+ local ignore
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+
+ config_get netaddr "$cfg" netaddr
+ if ! validate_olsrd_option "$netaddr"; then
+ warning_invalid_value olsrd "$cfg" "netaddr"
+ return 0
+ fi
+
+ config_get prefix "$cfg" prefix
+ if ! validate_olsrd_option "$prefix"; then
+ warning_invalid_value olsrd "$cfg" "prefix"
+ return 0
+ fi
+
+ [ "$HNA6_COUNT" -le 0 ] && echo -n "${N}Hna6${N}{"
+ echo -n "${N}${T}${T}$netaddr $prefix"
+ HNA6_COUNT=$((HNA6_COUNT + 1))
+
+ return 0
+}
+
+olsrd_write_loadplugin() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+ local ignore
+ local name
+ local suffix
+ local lat
+ local lon
+ local latlon_infile
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+
+ config_get library "$cfg" library
+ if ! validate_olsrd_option "$library"; then
+ warning_invalid_value olsrd "$cfg" "library"
+ return 0
+ fi
+ if ! [ -x "/lib/$library" -o -x "/usr/lib/$library" -o -x "/usr/local/lib/$library" ]; then
+ echo "Warning: Plugin library '$library' not found, skipped" 1>&2
+ return 0
+ fi
+
+ case "$library" in
+ olsrd_nameservice.*)
+ config_get name "$cfg" name
+ [ -z "$name" ] && config_set "$cfg" name $SYSTEM_HOSTNAME
+
+ config_get suffix "$cfg" suffix
+ [ -z "$suffix" ] && config_set "$cfg" suffix '.olsr'
+
+ config_get lat "$cfg" lat
+ config_get lon "$cfg" lon
+ config_get latlon_infile "$cfg" latlon_infile
+ if [ \( -z "$lat" -o -z "$lat" \) -a -z "$latlon_infile" ]; then
+ if [ -f '/var/run/latlon.txt' ]; then
+ config_set "$cfg" lat ''
+ config_set "$cfg" lon ''
+ config_set "$cfg" latlon_infile '/var/run/latlon.txt'
+ else
+ config_set "$cfg" lat "$SYSTEM_LAT"
+ config_set "$cfg" lon "$SYSTEM_LON"
+ fi
+ fi
+
+ config_get latlon_file "$cfg" latlon_file
+ [ -z "$latlon_file" ] && config_set "$cfg" latlon_file '/var/run/latlon.js'
+ ;;
+ esac
+
+ echo -n "${N}LoadPlugin \"$library\"${N}{"
+ config_write_options "$OLSRD_LOADPLUGIN_SCHEMA" "$cfg" olsrd_write_plparam "${T}"
+ echo "${N}}"
+
+ return 0
+}
+
+olsrd_write_interface() {
+ local cfg="$1"
+ validate_varname "$cfg" || return 0
+ local ignore
+ local interfaces
+ local interface
+ local ifnames
+
+ config_get_bool ignore "$cfg" ignore 0
+ [ "$ignore" -ne 0 ] && return 0
+
+ ifnames=
+ config_get interfaces "$cfg" interface
+ for interface in $interfaces; do
+ if validate_varname "$interface"; then
+ if get_ifname "$interface"; then
+ ifnames="$ifnames \"$IFNAME\""
+ else
+ echo "Warning: Interface '$interface' not found, skipped" 1>&2
+ fi
+ else
+ warning_invalid_value olsrd "$cfg" "interface"
+ fi
+ done
+
+ [ -z "$ifnames" ] && return 0
+
+ echo -n "${N}Interface$ifnames${N}{"
+ config_write_options "$OLSRD_INTERFACE_SCHEMA" "$cfg" olsrd_write_option "${T}"
+ echo "${N}}"
+ INTERFACES_COUNT=$((INTERFACES_COUNT + 1))
+
+ return 0
+}
+
+olsrd_update_schema() {
+ local command="$1"
+ validate_varname "$command" || return 0
+ local varname="$2"
+ validate_varname "$varname" || return 0
+ local value="$3"
+ local cfg="$CONFIG_SECTION"
+ local cfgt
+ local cur_varname
+
+ config_get cfgt "$cfg" TYPE
+ case "$cfgt" in
+ olsrd) config_update_schema OLSRD_OLSRD_SCHEMA "$command" "$varname" "$value";;
+ IpcConnect) config_update_schema OLSRD_IPCCONNECT_SCHEMA "$command" "$varname" "$value";;
+ LoadPlugin) config_update_schema OLSRD_LOADPLUGIN_SCHEMA "$command" "$varname" "$value";;
+ Interface) config_update_schema OLSRD_INTERFACE_SCHEMA "$command" "$varname" "$value";;
+ esac
+
+ return 0
+}
+
+olsrd_write_config() {
+ OLSRD_IPVERSION_6AND4=0
+ OLSRD_COUNT=0
+ config_foreach olsrd_write_olsrd olsrd
+ IPCCONNECT_COUNT=0
+ config_foreach olsrd_write_ipcconnect IpcConnect
+ HNA4_COUNT=0
+ config_foreach olsrd_write_hna4 Hna4
+ [ "$HNA4_COUNT" -gt 0 ] && echo "${N}}"
+ HNA6_COUNT=0
+ config_foreach olsrd_write_hna6 Hna6
+ [ "$HNA6_COUNT" -gt 0 ] && echo "${N}}"
+ config_foreach olsrd_write_loadplugin LoadPlugin
+ INTERFACES_COUNT=0
+ config_foreach olsrd_write_interface Interface
+ echo
+
+ return 0
+}
start() {
- [ -f $DEFAULT ] && . $DEFAULT
- $BIN -nofork $OPTIONS &
-
- # write pid file (but strip out own pid ($$))
- mkdir -p $RUN_D
- PID=`pidof $BIN`
- echo ${PID%$$} > $PID_F
+ SYSTEM_HOSTNAME=
+ SYSTEM_LAT=
+ SYSTEM_LON=
+ config_load system
+ config_foreach system_config system
+
+ option_cb() {
+ olsrd_update_schema "option" "$@"
+ }
+
+ list_cb() {
+ olsrd_update_schema "list" "$@"
+ }
+
+ include /lib/network
+ scan_interfaces
+ config_load olsrd
+ reset_cb
+
+ OLSRD_CONFIG_FILE=
+ config_foreach olsrd_find_config_file olsrd
+
+ if [ -z "$OLSRD_CONFIG_FILE" ]; then
+ mkdir -p -- /var/etc/
+ olsrd_write_config > /var/etc/olsrd.conf
+ if [ "$INTERFACES_COUNT" -gt 0 -a "$OLSRD_COUNT" -gt 0 ]; then
+ OLSRD_CONFIG_FILE=/var/etc/olsrd.conf
+ fi
+ fi
+
+ [ -z "$OLSRD_CONFIG_FILE" ] && return 1
+ local bindv6only='0'
+ if [ "$OLSRD_IPVERSION_6AND4" -ne 0 ]; then
+ bindv6only="$(sysctl -n net.ipv6.bindv6only)"
+ sysctl -w net.ipv6.bindv6only=1
+ sed -e 's/^\t\t[0-9.]*[ ][0-9.]*$//' < "$OLSRD_CONFIG_FILE" > /var/etc/olsrd.conf.ipv6
+ olsrd -f /var/etc/olsrd.conf.ipv6 -nofork < /dev/null > /dev/null &
+ sed -e 's/^IpVersion[ ][ ]*6$/IpVersion 4/' -e 's/^\t\t[A-Fa-f0-9.:]*[:][A-Fa-f0-9.:]*[ ][0-9]*$//' < "$OLSRD_CONFIG_FILE" > /var/etc/olsrd.conf.ipv4
+ olsrd -f /var/etc/olsrd.conf.ipv4 -nofork < /dev/null > /dev/null &
+ sleep 3
+ sysctl -w net.ipv6.bindv6only="$bindv6only"
+ else
+ olsrd -f "$OLSRD_CONFIG_FILE" -nofork < /dev/null > /dev/null &
+ fi
}
stop() {