1 if [ ! "$_NETWORKING_ROUTING_SUBR" ]; then _NETWORKING_ROUTING_SUBR=1
3 # Copyright (c) 2006-2013 Devin Teske
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
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.
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
29 ############################################################ INCLUDES
31 BSDCFG_SHARE="/usr/share/bsdconfig"
32 . $BSDCFG_SHARE/common.subr || exit 1
33 f_dprintf "%s: loading includes..." networking/routing.subr
34 f_include $BSDCFG_SHARE/dialog.subr
35 f_include $BSDCFG_SHARE/media/tcpip.subr
36 f_include $BSDCFG_SHARE/networking/common.subr
37 f_include $BSDCFG_SHARE/networking/ipaddr.subr
38 f_include $BSDCFG_SHARE/strings.subr
39 f_include $BSDCFG_SHARE/sysrc.subr
41 BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="120.networking"
42 f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
44 ############################################################ FUNCTIONS
46 # f_dialog_input_defaultrouter
48 # Edits the default router.
50 f_dialog_input_defaultrouter()
52 local funcname=f_dialog_input_defaultrouter
55 # Get the defaultrouter. When this is not configured, the default is
56 # "NO", however we don't ever want to present this default to the user
57 # in the following dialog. If the current value is "NO", then try to
58 # obtain the value from the running system using route(8).
60 # NOTE: Our `f_route_get_default' function will return NULL if the
61 # system does not have an active default router set (which is what we
64 local defaultrouter="$( f_sysrc_get 'defaultrouter:-NO' )"
65 local defaultrouter_orig="$defaultrouter" # for change-tracking
66 case "$defaultrouter" in
67 [Nn][Oo]) f_route_get_default defaultrouter ;;
71 # Return with-error when there are NFS-mounts currently active. If the
72 # default router/gateway is changed while NFS-exported directories are
73 # mounted, the system will hang.
75 if f_nfs_mounted && ! f_jailed; then
77 f_sprintf setting "$msg_current_default_router" \
79 f_noyes "$msg_nfs_mounts_may_cause_hang" "$setting" ||
84 # Loop until the user provides taint-free input.
88 f_dialog_input defaultrouter \
89 "$msg_please_enter_default_router" \
90 "$defaultrouter" "$hline_num_punc_tab_enter"
92 [ "$defaultrouter" ] || return $DIALOG_OK
93 [ $retval -eq $DIALOG_OK ] || return $retval
95 # Taint-check the user's input
96 f_dialog_validate_ipaddr "$defaultrouter" && break
100 # Save only if the user changed the default router/gateway.
102 if [ "$defaultrouter" != "$defaultrouter_orig" ]; then
103 f_dialog_info "$msg_saving_default_router"
105 # Save the default router/gateway
106 f_eval_catch $funcname f_sysrc_set \
107 'f_sysrc_set defaultrouter "%s"' "$defaultrouter"
111 # Only ask to apply setting if the current defaultrouter is different
112 # than the stored configuration (in rc.conf(5)).
115 f_route_get_default dr
116 if [ "$dr" != "$defaultrouter" ]; then
118 f_yesno "$msg_activate_default_router" "$dr" "$defaultrouter"
119 if [ $? -eq $DIALOG_OK ]; then
120 # Apply the default router/gateway
121 f_eval_catch -d $funcname route 'route delete default'
122 f_eval_catch $funcname route \
123 'route add default "%s"' "$defaultrouter" ||
124 return $DIALOG_CANCEL
129 ############################################################ MAIN
131 f_dprintf "%s: Successfully loaded." networking/routing.subr
133 fi # ! $_NETWORKING_ROUTING_SUBR