Revision 93423f89
Added by Brad Davis 6 months ago
| src/usr/local/sbin/pfSense-dhclient-script | ||
|---|---|---|
| 23 | 23 |
SED=/usr/bin/sed |
| 24 | 24 |
ARP=/usr/sbin/arp |
| 25 | 25 |
IFCONFIG=/sbin/ifconfig |
| 26 |
PFCTL=/sbin/pfctl |
|
| 27 | 26 |
|
| 28 | 27 |
LOCALHOST=127.0.0.1 |
| 29 | 28 |
|
| ... | ... | |
| 43 | 42 |
[ "$current_hostname" = "$old_host_name" -a \ |
| 44 | 43 |
"$new_hostname" != "$old_host_name" ]; then |
| 45 | 44 |
$LOGGER "New Hostname ($interface): $new_host_name" |
| 46 |
$HOSTNAME $new_host_name
|
|
| 45 |
$HOSTNAME "$new_host_name"
|
|
| 47 | 46 |
fi |
| 48 | 47 |
} |
| 49 | 48 |
|
| 50 | 49 |
arp_flush() {
|
| 51 |
$ARP -an -i $interface | \
|
|
| 50 |
$ARP -an -i "$interface" | \
|
|
| 52 | 51 |
$SED -n -e 's/^.*(\(.*\)) at .*$/arp -d \1/p' | \ |
| 53 | 52 |
/bin/sh >/dev/null 2>&1 |
| 54 | 53 |
} |
| 55 | 54 |
|
| 56 | 55 |
delete_old_address() {
|
| 57 |
/bin/rm -f /var/db/${interface}_ip
|
|
| 58 |
$IFCONFIG $interface inet -alias $old_ip_address $medium
|
|
| 56 |
/bin/rm -f "/var/db/${interface}_ip"
|
|
| 57 |
eval $IFCONFIG "$interface" inet -alias "$old_ip_address" "$medium"
|
|
| 59 | 58 |
} |
| 60 | 59 |
|
| 61 | 60 |
add_new_address() {
|
| ... | ... | |
| 64 | 63 |
|
| 65 | 64 |
$LOGGER "ifconfig $interface inet $new_ip_address netmask $new_subnet_mask broadcast $new_broadcast_address $medium" |
| 66 | 65 |
|
| 67 |
$IFCONFIG $interface \
|
|
| 68 |
inet $new_ip_address \
|
|
| 69 |
netmask $new_subnet_mask \
|
|
| 70 |
broadcast $new_broadcast_address \
|
|
| 71 |
$medium
|
|
| 66 |
eval $IFCONFIG "$interface" \
|
|
| 67 |
inet "$new_ip_address" \
|
|
| 68 |
netmask "$new_subnet_mask" \
|
|
| 69 |
broadcast "$new_broadcast_address" \
|
|
| 70 |
"$medium"
|
|
| 72 | 71 |
|
| 73 | 72 |
$LOGGER "New IP Address ($interface): $new_ip_address" |
| 74 | 73 |
$LOGGER "New Subnet Mask ($interface): $new_subnet_mask" |
| ... | ... | |
| 78 | 77 |
|
| 79 | 78 |
# This is necessary otherwise dpinger will try to ping all 1s address |
| 80 | 79 |
if [ -n "$new_routers" ] && [ "$new_routers" != "255.255.255.255" ]; then |
| 81 |
echo $new_routers > /tmp/${interface}_router
|
|
| 82 |
/bin/rm -f /tmp/${interface}_router.last
|
|
| 80 |
echo "$new_routers" > "/tmp/${interface}_router"
|
|
| 81 |
/bin/rm -f "/tmp/${interface}_router.last"
|
|
| 83 | 82 |
fi |
| 84 |
echo $new_ip_address > /var/db/${interface}_ip
|
|
| 83 |
echo "$new_ip_address" > "/var/db/${interface}_ip"
|
|
| 85 | 84 |
} |
| 86 | 85 |
|
| 87 | 86 |
delete_old_alias() {
|
| 88 | 87 |
if [ -n "$alias_ip_address" ]; then |
| 89 |
$IFCONFIG $interface inet -alias $alias_ip_address > /dev/null 2>&1
|
|
| 90 |
$ROUTE delete $alias_ip_address $LOCALHOST > /dev/null 2>&1
|
|
| 88 |
$IFCONFIG "$interface" inet -alias "$alias_ip_address" > /dev/null 2>&1
|
|
| 89 |
$ROUTE delete "$alias_ip_address" "$LOCALHOST" > /dev/null 2>&1
|
|
| 91 | 90 |
fi |
| 92 | 91 |
} |
| 93 | 92 |
|
| 94 | 93 |
add_new_alias() {
|
| 95 | 94 |
if [ -n "$alias_ip_address" ]; then |
| 96 |
$IFCONFIG $interface inet alias $alias_ip_address netmask \
|
|
| 97 |
$alias_subnet_mask
|
|
| 98 |
$ROUTE add $alias_ip_address $LOCALHOST
|
|
| 95 |
$IFCONFIG "$interface" inet alias "$alias_ip_address" netmask \
|
|
| 96 |
"$alias_subnet_mask"
|
|
| 97 |
$ROUTE add "$alias_ip_address" "$LOCALHOST"
|
|
| 99 | 98 |
fi |
| 100 | 99 |
} |
| 101 | 100 |
|
| 102 | 101 |
fill_classless_routes() {
|
| 103 | 102 |
set $1 |
| 104 | 103 |
while [ $# -ge 5 ]; do |
| 105 |
if [ $1 -eq 0 ]; then
|
|
| 104 |
if [ "$1" -eq 0 ]; then
|
|
| 106 | 105 |
route="default" |
| 107 |
elif [ $1 -le 8 ]; then
|
|
| 106 |
elif [ "$1" -le 8 ]; then
|
|
| 108 | 107 |
route="$2.0.0.0/$1" |
| 109 | 108 |
shift |
| 110 |
elif [ $1 -le 16 ]; then
|
|
| 109 |
elif [ "$1" -le 16 ]; then
|
|
| 111 | 110 |
route="$2.$3.0.0/$1" |
| 112 | 111 |
shift; shift |
| 113 |
elif [ $1 -le 24 ]; then
|
|
| 112 |
elif [ "$1" -le 24 ]; then
|
|
| 114 | 113 |
route="$2.$3.$4.0/$1" |
| 115 | 114 |
shift; shift; shift |
| 116 | 115 |
else |
| ... | ... | |
| 142 | 141 |
for router in $old_routers; do |
| 143 | 142 |
# delete local route to the router ip address. |
| 144 | 143 |
# cleans up our route to a gateway possibly outside of the assigned subnet |
| 145 |
$ROUTE delete -host $router -iface $interface
|
|
| 144 |
$ROUTE delete -host "$router" -iface "$interface"
|
|
| 146 | 145 |
|
| 147 |
$ROUTE delete default $router >/dev/null 2>&1
|
|
| 146 |
$ROUTE delete default "$router" >/dev/null 2>&1
|
|
| 148 | 147 |
done |
| 149 | 148 |
if [ -f "/tmp/${interface}_router" ]; then
|
| 150 |
/bin/mv /tmp/${interface}_router /tmp/${interface}_router.last
|
|
| 149 |
/bin/mv "/tmp/${interface}_router" "/tmp/${interface}_router.last"
|
|
| 151 | 150 |
fi |
| 152 | 151 |
fi |
| 153 | 152 |
|
| ... | ... | |
| 158 | 157 |
shift; shift |
| 159 | 158 |
done |
| 160 | 159 |
if [ -f "/tmp/${interface}_router" ]; then
|
| 161 |
/bin/mv /tmp/${interface}_router /tmp/${interface}_router.last
|
|
| 160 |
/bin/mv "/tmp/${interface}_router" "/tmp/${interface}_router.last"
|
|
| 162 | 161 |
fi |
| 163 | 162 |
fi |
| 164 | 163 |
|
| ... | ... | |
| 194 | 193 |
ADDED_ROUTE=no |
| 195 | 194 |
# Only allow the default route to be overridden if it's on our own interface |
| 196 | 195 |
if [ -f "/tmp/${interface}_defaultgw" ]; then
|
| 197 |
OLD_ROUTER=$(cat /tmp/${interface}_defaultgw)
|
|
| 198 |
$ROUTE delete default ${OLD_ROUTER}
|
|
| 196 |
OLD_ROUTER=$(cat "/tmp/${interface}_defaultgw")
|
|
| 197 |
$ROUTE delete default "${OLD_ROUTER}"
|
|
| 199 | 198 |
for router in $new_routers; do |
| 200 |
if [ "$new_ip_address" = "$router" -o "$router" = "255.255.255.255" ]; then
|
|
| 201 |
$ROUTE add default -iface $interface
|
|
| 202 |
echo $ROUTE add default -iface $interface | $LOGGER
|
|
| 199 |
if [ "$new_ip_address" = "$router" ] || [ "$router" = "255.255.255.255" ]; then
|
|
| 200 |
$ROUTE add default -iface "$interface"
|
|
| 201 |
echo $ROUTE add default -iface "$interface" | $LOGGER
|
|
| 203 | 202 |
# NOTE: Do not activate this for all ones address since pf(4) will try to forward packets to it. |
| 204 | 203 |
if [ "$new_ip_address" = "$router" ]; then |
| 205 |
echo $router > /tmp/${interface}_router
|
|
| 206 |
/bin/rm -f /tmp/${interface}_router.last
|
|
| 204 |
echo "$router" > "/tmp/${interface}_router"
|
|
| 205 |
/bin/rm -f "/tmp/${interface}_router.last"
|
|
| 207 | 206 |
fi |
| 208 | 207 |
else |
| 209 | 208 |
# add local route to the router ip address. |
| 210 | 209 |
# this will not cause any harm if the router is within the subnet |
| 211 | 210 |
# but it will prevent route troubles if the router is outside of the subnet |
| 212 | 211 |
# this is useful for captive subnets or similar gateway out-of-subnet situations |
| 213 |
$ROUTE add -host $router -iface $interface
|
|
| 214 |
echo $ROUTE add -host $router -iface $interface | $LOGGER
|
|
| 212 |
$ROUTE add -host "$router" -iface "$interface"
|
|
| 213 |
echo $ROUTE add -host "$router" -iface "$interface" | $LOGGER
|
|
| 215 | 214 |
|
| 216 |
$ROUTE add default $router
|
|
| 217 |
echo $ROUTE add default $router | $LOGGER
|
|
| 218 |
echo $router > /tmp/${interface}_router
|
|
| 219 |
/bin/rm -f /tmp/${interface}_router.last
|
|
| 215 |
$ROUTE add default "$router"
|
|
| 216 |
echo $ROUTE add default "$router" | $LOGGER
|
|
| 217 |
echo "$router" > "/tmp/${interface}_router"
|
|
| 218 |
/bin/rm -f "/tmp/${interface}_router.last"
|
|
| 220 | 219 |
fi |
| 221 | 220 |
ADDED_ROUTE=yes |
| 222 | 221 |
# 2nd and subsequent default routers error out, so explicitly |
| ... | ... | |
| 229 | 228 |
$LOGGER "New Static Routes ($interface): $new_static_routes" |
| 230 | 229 |
set $new_static_routes |
| 231 | 230 |
while [ $# -gt 1 ]; do |
| 232 |
$ROUTE add $1 $2
|
|
| 231 |
$ROUTE add "$1" "$2"
|
|
| 233 | 232 |
if [ "$ADDED_ROUTE" = "no" ]; then |
| 234 |
echo $2 > /tmp/${interface}_router
|
|
| 235 |
/bin/rm -f /tmp/${interface}_router.last
|
|
| 233 |
echo "$2" > "/tmp/${interface}_router"
|
|
| 234 |
/bin/rm -f "/tmp/${interface}_router.last"
|
|
| 236 | 235 |
fi |
| 237 | 236 |
shift; shift |
| 238 | 237 |
done |
| ... | ... | |
| 243 | 242 |
$LOGGER "Creating resolv.conf" |
| 244 | 243 |
if [ -f "/var/etc/nameserver_$interface" ]; then |
| 245 | 244 |
# Remove old entries |
| 246 |
for nameserver in `cat /var/etc/nameserver_$interface`; do
|
|
| 247 |
$ROUTE delete $nameserver >/dev/null 2>&1
|
|
| 245 |
for nameserver in `cat "/var/etc/nameserver_$interface"`; do
|
|
| 246 |
$ROUTE delete "$nameserver" >/dev/null 2>&1
|
|
| 248 | 247 |
done |
| 249 | 248 |
fi |
| 250 | 249 |
if [ -n "$new_domain_name_servers" ]; then |
| 251 |
/bin/rm -f /var/etc/nameserver_$interface
|
|
| 250 |
/bin/rm -f "/var/etc/nameserver_$interface"
|
|
| 252 | 251 |
ALLOWOVERRIDE=$(/usr/local/sbin/read_xml_tag.sh boolean system/dnsallowoverride) |
| 253 | 252 |
for nameserver in $new_domain_name_servers; do |
| 254 | 253 |
# Add a route to the nameserver out the correct interface |
| 255 | 254 |
# so that multiple wans work correctly with multiple dns |
| 256 | 255 |
# also backup the nameserver for later route removal |
| 257 | 256 |
if [ "$ALLOWOVERRIDE" = "true" ]; then |
| 258 |
echo $nameserver >>/var/etc/nameserver_$interface
|
|
| 259 |
$ROUTE add $nameserver -iface $interface
|
|
| 257 |
echo "$nameserver" >> "/var/etc/nameserver_$interface"
|
|
| 258 |
$ROUTE add "$nameserver" -iface "$interface"
|
|
| 260 | 259 |
fi |
| 261 | 260 |
done |
| 262 |
echo $new_domain_name >/var/etc/searchdomain_$interface
|
|
| 261 |
echo "$new_domain_name" > "/var/etc/searchdomain_$interface"
|
|
| 263 | 262 |
fi |
| 264 | 263 |
|
| 265 | 264 |
return 0 |
| ... | ... | |
| 286 | 285 |
fi |
| 287 | 286 |
fi |
| 288 | 287 |
|
| 289 |
$LOGGER $reason
|
|
| 288 |
$LOGGER "$reason"
|
|
| 290 | 289 |
case $reason in |
| 291 | 290 |
MEDIUM) |
| 292 | 291 |
eval "$IFCONFIG $interface $medium" |
| ... | ... | |
| 297 | 296 |
delete_old_alias |
| 298 | 297 |
eval "$IFCONFIG $interface up" |
| 299 | 298 |
if [ -f "/tmp/${interface}_router" ]; then
|
| 300 |
/bin/mv /tmp/${interface}_router /tmp/${interface}_router.last
|
|
| 299 |
/bin/mv "/tmp/${interface}_router" "/tmp/${interface}_router.last"
|
|
| 301 | 300 |
fi |
| 302 | 301 |
;; |
| 303 | 302 |
|
| ... | ... | |
| 367 | 366 |
exit_status=0 |
| 368 | 367 |
fi |
| 369 | 368 |
fi |
| 370 |
if [ $exit_status -ne 0 ]; then
|
|
| 371 |
$IFCONFIG $interface inet -alias $new_ip_address $medium
|
|
| 369 |
if [ "$exit_status" -ne 0 ]; then
|
|
| 370 |
eval "$IFCONFIG" "$interface" inet -alias "$new_ip_address" "$medium"
|
|
| 372 | 371 |
delete_old_routes |
| 373 | 372 |
fi |
| 374 | 373 |
;; |
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Properly quote these variables and avoid using test -o