network-ip/network-ip

   1 #!/bin/bash
   2
   3 . /etc/rc.conf
   4 . /etc/rc.d/functions
   5
   6 # wireless settings
   7 [ -f /etc/conf.d/wireless ] && . /etc/conf.d/wireless
   8 # ethernet bonding settings
   9 [ -f /etc/conf.d/bonding ] && . /etc/conf.d/bonding
  10 # bridge settings
  11 [ -f /etc/conf.d/bridges ] && . /etc/conf.d/bridges
  12 # dhcpcd settings
  13 [ -f /etc/conf.d/dhcpcd ] && . /etc/conf.d/dhcpcd
  14
  15 ifup()
  16 {
  17         if [ "$1" = "" ]; then
  18                 echo "usage: $0 ifup <interface_name>"
  19                 return 1
  20         fi
  21
  22         wi_up $1 || return 1
  23
  24         eval ifcfg="\$${1}"
  25         if [ "$ifcfg" = "dhcp" ]; then
  26                 # remove the .pid file if it exists
  27                 /bin/rm -f /var/run/dhcpcd-${1}.pid >/dev/null 2>&1
  28                 /bin/rm -f /var/run/dhcpcd-${1}.cache >/dev/null 2>&1
  29                 /sbin/dhcpcd $DHCPCD_ARGS ${1}
  30         else
  31                 /usr/sbin/ip $ifcfg
  32
  33                 if grep -q " ${1}:" <<< `/usr/sbin/ip a`; then
  34                         /usr/sbin/ip link set $1 up
  35                 fi
  36
  37
  38         fi
  39         return $?
  40 }
  41
  42 wi_up()
  43 {
  44         eval iwcfg="\$wlan_${1}"
  45         [ "$iwcfg" = "" ] && return 0
  46
  47         /usr/sbin/iwconfig $iwcfg
  48         [[ -z "$WIRELESS_TIMEOUT" ]] && WIRELESS_TIMEOUT=2
  49         sleep $WIRELESS_TIMEOUT
  50
  51         bssid=`iwgetid $1 -ra`
  52         if [[ "$bssid" = "00:00:00:00:00:00" ]]; then
  53                 printhl "Could not associate $1 - try increasing WIRELESS_TIMEOUT and check network is WEP or has no security"
  54                 return 1
  55         fi
  56         return 0
  57 }
  58
  59 ifdown()
  60 {
  61         if [ "$1" = "" ]; then
  62                 echo "usage: $0 ifdown <interface_name>"
  63                 return 1
  64         fi
  65         eval ifcfg="\$${1}"
  66         if [ "$ifcfg" = "dhcp" ]; then
  67                 if [ -f /var/run/dhcpcd-${1}.pid ]; then
  68                         /bin/kill $(cat /var/run/dhcpcd-${1}.pid)
  69                 fi
  70         else
  71                 if grep -q " ${1}:" <<< `/usr/sbin/ip a`; then
  72                         /usr/sbin/ip addr flush $1
  73                 fi
  74         fi
  75         # Always bring the interface itself down
  76         if grep -q " ${1}:" <<< `/usr/sbin/ip a`; then
  77                 /usr/sbin/ip link set $1 down
  78         fi
  79         return $?
  80 }
  81
  82 iflist()
  83 {
  84         for ifline in ${INTERFACES[@]}; do
  85                 if [ "$ifline" = "${ifline#!}" ]; then
  86                         printf " $ifline:\t"
  87                 else
  88                         printf "$ifline:\t"
  89                 fi
  90                 eval real_ifline=\$${ifline#!}
  91                 echo $real_ifline
  92         done
  93 }
  94
  95 rtup()
  96 {
  97         if [ "$1" = "" ]; then
  98                 echo "usage: $0 rtup <route_name>"
  99                 return 1
 100         fi
 101         eval routecfg="\$${1}"
 102         /usr/sbin/ip route add $routecfg
 103         return $?
 104 }
 105
 106 rtdown()
 107 {
 108         if [ "$1" = "" ]; then
 109                 echo "usage: $0 rtdown <route_name>"
 110                 return 1
 111         fi
 112         eval routecfg="\$${1}"
 113
 114         /usr/sbin/ip route del $routecfg
 115         return $?
 116 }
 117
 118 rtlist()
 119 {
 120         for rtline in ${ROUTES[@]}; do
 121                 if [ "$rtline" = "${rtline#!}" ]; then
 122                         printf " $rtline:\t"
 123                 else
 124                         printf "$rtline:\t"
 125                 fi
 126                 eval real_rtline=\$${rtline#!}
 127                 echo $real_rtline
 128         done
 129 }
 130
 131 bond_up()
 132 {
 133         for ifline in ${BOND_INTERFACES[@]}; do
 134                 if [ "$ifline" = "${ifline#!}" ]; then
 135                         eval bondcfg="\$bond_${ifline}"
 136                         if [ -n "${bondcfg}" ]; then
 137                                 /sbin/ifenslave $ifline $bondcfg || error=1
 138                         fi
 139                 fi
 140         done
 141 }
 142
 143 bond_down()
 144 {
 145         for ifline in ${BOND_INTERFACES[@]}; do
 146                 if [ "$ifline" = "${ifline#!}" ]; then
 147                         eval bondcfg="\$bond_${ifline}"
 148                         /sbin/ifenslave -d $ifline $bondcfg || error=1
 149                 fi
 150         done
 151 }
 152
 153 bridge_up()
 154 {
 155         for br in ${BRIDGE_INTERFACES[@]}; do
 156                 if [ "$br" = "${br#!}" ]; then
 157                         # if the bridge already exists, remove it
 158                         if [ "$(/sbin/ifconfig $br 2>/dev/null)" ]; then
 159                                 /usr/sbin/ip link set $br down
 160                                 /usr/sbin/brctl delbr $br
 161                         fi
 162                         /usr/sbin/brctl addbr $br
 163                         eval brifs="\$bridge_${br}"
 164                         for brif in $brifs; do
 165                                 if [ "$brif" = "${brif#!}" ]; then
 166                                         for ifline in ${BOND_INTERFACES[@]}; do
 167                                                 if [ "$brif" = "$ifline" ] && [ "$ifline" = "${ifline#!}" ]; then
 168                                                         ifup $ifline
 169                                                         eval bondcfg="\$bond_${ifline}"
 170                                                         /sbin/ifenslave $ifline $bondcfg || error=1
 171                                                         unset bond_${ifline}
 172                                                 fi
 173                                         done
 174
 175                                         /usr/sbin/brctl addif $br $brif || error=1
 176                                 fi
 177                         done
 178
 179                         /usr/sbin/brctl setfd $br 1
 180                         /usr/sbin/brctl stp $br off
 181                         /usr/sbin/brctl sethello $br 1
 182                 fi
 183         done
 184 }
 185
 186 bridge_down()
 187 {
 188         for br in ${BRIDGE_INTERFACES[@]}; do
 189                 if [ "$br" = "${br#!}" ]; then
 190                         /usr/sbin/brctl delbr $br
 191                 fi
 192         done
 193 }
 194
 195
 196 case "$1" in
 197         start)
 198                 if ! ck_daemon network; then
 199                         echo "Network is already running.  Try 'network restart'"
 200                         exit
 201                 fi
 202
 203                 stat_busy "Starting Network with IP"
 204                 error=0
 205                 # bring up bridge interfaces
 206                 bridge_up
 207                 # bring up ethernet interfaces
 208                 for ifline in ${INTERFACES[@]}; do
 209                         if [ "$ifline" = "${ifline#!}" ]; then
 210                                 ifup $ifline || error=1
 211                         fi
 212                 done
 213                 # bring up bond interfaces
 214                 bond_up
 215                 # bring up routes
 216                 for rtline in "${ROUTES[@]}"; do
 217                         if [ "$rtline" = "${rtline#!}" ]; then
 218                                 rtup $rtline || error=1
 219                         fi
 220                 done
 221                 if [ $error -eq 0 ]; then
 222                         add_daemon network-ip
 223                         stat_done
 224                 else
 225                         stat_fail
 226                 fi
 227                 ;;
 228         stop)
 229                 #if ck_daemon network; then
 230                 #       echo "Network is not running.  Try 'network start'"
 231                 #       exit
 232                 #fi
 233
 234                 stat_busy "Stopping Network with IP"
 235                 rm_daemon network-ip
 236                 error=0
 237                 for rtline in "${ROUTES[@]}"; do
 238                         if [ "$rtline" = "${rtline#!}" ]; then
 239                                 rtdown $rtline || error=1
 240                         fi
 241                 done
 242                 # bring down bond interfaces
 243                 bond_down
 244                 for ifline in ${INTERFACES[@]}; do
 245                         if [ "$ifline" = "${ifline#!}" ]; then
 246                                 ifdown $ifline || error=1
 247                         fi
 248                 done
 249                 # bring down bridge interfaces
 250                 bridge_down
 251                 if [ $error -eq 0 ]; then
 252                         stat_done
 253                 else
 254                         stat_fail
 255                 fi
 256                 ;;
 257         restart)
 258                 $0 stop
 259                 /bin/sleep 2
 260                 $0 start
 261                 ;;
 262         ifup|ifdown|iflist|rtup|rtdown|rtlist)
 263                 $1 $2
 264                 ;;
 265         *)
 266                 echo "usage: $0 {start|stop|restart}"
 267                 echo "       $0 {ifup|ifdown|iflist|rtup|rtdown|rtlist}"
 268 esac
 269
 270 # vim: set ts=2 noet: