1if [ ! "$_NETWORKING_ROUTING_SUBR" ]; then _NETWORKING_ROUTING_SUBR=1 2# 3# Copyright (c) 2006-2013 Devin Teske 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# $FreeBSD$ 28# 29############################################################ INCLUDES 30 31BSDCFG_SHARE="/usr/share/bsdconfig" 32. $BSDCFG_SHARE/common.subr || exit 1 33f_dprintf "%s: loading includes..." networking/routing.subr 34f_include $BSDCFG_SHARE/dialog.subr 35f_include $BSDCFG_SHARE/media/tcpip.subr 36f_include $BSDCFG_SHARE/networking/common.subr 37f_include $BSDCFG_SHARE/networking/ipaddr.subr 38f_include $BSDCFG_SHARE/sysrc.subr 39 40BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="120.networking" 41f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr 42 43############################################################ FUNCTIONS 44 45# f_dialog_input_defaultrouter 46# 47# Edits the default router. 48# 49f_dialog_input_defaultrouter() 50{ 51 # 52 # Get the defaultrouter. When this is not configured, the default is 53 # "NO", however we don't ever want to present this default to the user 54 # in the following dialog. If the current value is "NO", then try to 55 # obtain the value from the running system using route(8). 56 # 57 # NOTE: Our `f_route_get_default' function will return NULL if the 58 # system does not have an active default router set (which is what we 59 # want). 60 # 61 local defaultrouter="$( f_sysrc_get 'defaultrouter:-NO' )" 62 local defaultrouter_orig="$defaultrouter" # for change-tracking 63 case "$defaultrouter" in 64 [Nn][Oo]) 65 defaultrouter=$( f_route_get_default ) 66 ;; 67 esac 68 69 # 70 # Return with-error when there are NFS-mounts currently active. If the 71 # default router/gateway is changed while NFS-exported directories are 72 # mounted, the system will hang. 73 # 74 if f_nfs_mounted && ! f_jailed; then 75 local setting="$( printf "$msg_current_default_router" \ 76 "$defaultrouter" )" 77 f_noyes "$msg_nfs_mounts_may_cause_hang" "$setting" || 78 return $FAILURE 79 fi 80 81 # 82 # Loop until the user provides taint-free input. 83 # 84 local retval 85 while :; do 86 f_dialog_input defaultrouter \ 87 "$msg_please_enter_default_router" \ 88 "$defaultrouter" "$hline_num_punc_tab_enter" 89 retval=$? 90 [ "$defaultrouter" ] || return $SUCCESS 91 [ $retval -eq $SUCCESS ] || return $retval 92 93 # Taint-check the user's input 94 f_dialog_validate_ipaddr "$defaultrouter" && break 95 done 96 97 # 98 # Save only if the user changed the default router/gateway. 99 # 100 if [ "$defaultrouter" != "$defaultrouter_orig" ]; then 101 f_dialog_info "$msg_saving_default_router" 102 103 # Save the default router/gateway 104 f_sysrc_set defaultrouter "$defaultrouter" 105 fi 106 107 # 108 # Only ask to apply setting if the current defaultrouter is different 109 # than the stored configuration (in rc.conf(5)). 110 # 111 if [ "$( f_route_get_default )" != "$defaultrouter" ]; then 112 f_dialog_clear 113 f_yesno "$msg_activate_default_router" \ 114 "$( f_route_get_default )" "$defaultrouter" 115 if [ $? -eq $SUCCESS ]; then 116 local err 117 118 # Apply the default router/gateway 119 f_quietly route delete default 120 err=$( route add default "$defaultrouter" 2>&1 ) 121 if [ $? -ne $SUCCESS ]; then 122 f_dialog_msgbox "$err" 123 return $FAILURE 124 fi 125 fi 126 fi 127} 128 129############################################################ MAIN 130 131f_dprintf "%s: Successfully loaded." networking/routing.subr 132 133fi # ! $_NETWORKING_ROUTING_SUBR 134