src/initscripts/init.d/networking/red

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin
   4 #
   5 # Description : RED Device Script
   6 #
   7 # Authors     : Michael Tremer - mitch@ipfire.org
   8 #               Maniacikarus - maniacikarus@ipfire.org
   9 # Inspired by : Nathan Coulson - nathan@linuxfromscratch.org
  10 #               Kevin P. Fleming - kpfleming@linuxfromscratch.org
  11 #
  12 # Version     : 01.00
  13 #
  14 # Notes       :
  15 #
  16 ########################################################################
  17
  18 . /etc/sysconfig/rc
  19 . ${rc_functions}
  20 eval $(/usr/local/bin/readhash /var/ipfire/ethernet/settings)
  21
  22 TYPE="${RED_TYPE}"
  23 DEVICE="${RED_DEV}"
  24
  25 if [ "$TYPE" == "STATIC" ]; then
  26         ADDRESS="${RED_ADDRESS}"
  27         BROADCAST="${RED_BROADCAST}"
  28         NETADDRESS="${RED_NETADDRESS}"
  29         NETMASK="${RED_NETMASK}"
  30         GATEWAY="${DEFAULT_GATEWAY}"
  31         # DNS1
  32         # DNS2
  33
  34         if [ -z "${BROADCAST}" ]; then
  35                 boot_mesg "BROADCAST variable missing from input, cannot continue." ${FAILURE}
  36                 echo_failure
  37                 exit 1
  38         fi
  39         if [ -n "${ADDRESS}" -a -n "${NETMASK}" ]; then
  40                 PREFIX=`whatmask ${NETMASK} | grep -e ^CIDR | awk -F': ' '{ print $2 }' | cut -c 2-`
  41                 args="${args} ${ADDRESS}/${PREFIX} broadcast ${BROADCAST}"
  42         else
  43                 boot_mesg "ADDRESS and/or NETMASK variable missing from input, cannot continue." ${FAILURE}
  44                 echo_failure
  45                 exit 1
  46         fi
  47
  48 elif [ "${TYPE}" == "DHCP" ]; then
  49
  50         PIDFILE="/var/run/dhcpcd-${DEVICE}.pid"
  51         LEASEINFO="/var/ipfire/dhcpc/dhcpcd-${DEVICE}.info"
  52         DHCP_START="-N -R -L /var/ipfire/dhcpc -c /var/ipfire/dhcpc/dhcpcd.exe "
  53         DHCP_STOP="-k -c /var/ipfire/dhcpc/dhcpcd.exe "
  54
  55 fi
  56
  57 case "${1}" in
  58         start)
  59                 boot_mesg "Bringing up the ${DEVICE} interface..."
  60                 boot_mesg_flush
  61
  62                 # Check if an interface is there...
  63                 if ip link show ${DEVICE} > /dev/null 2>&1; then
  64                         link_status=`ip link show ${DEVICE} 2> /dev/null`
  65                         if [ -n "${link_status}" ]; then
  66                                 if ! echo "${link_status}" | grep -q UP; then
  67                                         ip link set ${DEVICE} up
  68                                 fi
  69                         fi
  70                 else
  71                         boot_mesg "Interface ${DEVICE} doesn't exist." ${FAILURE}
  72                         echo_failure
  73                         exit 1
  74                 fi
  75
  76                 if [ "${TYPE}" == "STATIC" ]; then
  77                         boot_mesg "Adding IPv4 address ${ADDRESS} to the ${DEVICE} interface..."
  78                         ip addr add ${args} dev ${DEVICE}
  79                         evaluate_retval
  80                         echo -n "${DEVICE}" > /var/ipfire/red/iface
  81                         echo -n "${ADDRESS}"  > /var/ipfire/red/local-ipaddress
  82                         echo -n "${GATEWAY}" > /var/ipfire/red/remote-ipaddress
  83                         echo -n "${DNS1}" > /var/ipfire/red/dns1
  84                         echo -n "${DNS2}" > /var/ipfire/red/dns2
  85
  86                         boot_mesg "Setting up default gateway ${GATEWAY}..."
  87                         ip route add default via ${GATEWAY} dev ${DEVICE}
  88                         evaluate_retval
  89
  90                         run_subdir ${rc_base}/init.d/networking/red.up/
  91
  92                 elif [ "${TYPE}" == "DHCP" ]; then
  93                         boot_mesg -n "Starting dhcpcd on the ${DEVICE} interface..."
  94                         echo -n "${DEVICE}" > /var/ipfire/red/iface
  95
  96                         # Test to see if there is a stale pid file
  97                         if [ -f "$PIDFILE" ]; then
  98                                 ps `cat "$PIDFILE"` | grep dhcpcd > /dev/null
  99                                 if [ $? != 0 ]; then
 100                                         rm -f /var/run/dhcpcd-${DEVICE}.pid > /dev/null
 101                                 else
 102                                         boot_mesg "dhcpcd already running!" ${WARNING}
 103                                         echo_warning
 104                                         exit 2
 105                                 fi
 106                         fi
 107
 108                         iptables -A REDINPUT -p tcp --source-port 67 --destination-port 68 -i ${DEVICE} -j ACCEPT
 109                         iptables -A REDINPUT -p udp --source-port 67 --destination-port 68 -i ${DEVICE} -j ACCEPT
 110
 111                         if [ -n "${DHCP_HOSTNAME}" ]; then
 112                                 DHCP_START+="-h ${DHCP_HOSTNAME} "
 113                 fi
 114
 115                 /sbin/dhcpcd ${DEVICE} ${DHCP_START} >/dev/null 2>&1
 116                 RET="$?"
 117
 118                 if [ "$RET" = "0" ]; then
 119                                 . /var/ipfire/dhcpc/dhcpcd-${DEVICE}.info
 120                                 echo ""
 121                                 echo_ok
 122                                 boot_mesg "           DHCP Assigned Settings for ${DEVICE}:"
 123                                 boot_mesg_flush
 124                                 boot_mesg "           IP Address:      $IPADDR"
 125                                 boot_mesg_flush
 126                                 if [ -n "${DHCP_HOSTNAME}" ]; then
 127                                         boot_mesg "           Hostname:        $DHCP_HOSTNAME"
 128                                         boot_mesg_flush
 129                                 fi
 130                                 boot_mesg "           Subnet Mask:     $NETMASK"
 131                                 boot_mesg_flush
 132                                 boot_mesg "           Default Gateway: $GATEWAY"
 133                                 boot_mesg_flush
 134                                 boot_mesg "           DNS Server:      $DNS"
 135                                 boot_mesg_flush
 136
 137                                 echo -n `/etc/rc.d/helper/getdnsfromdhcpc.pl 1` > /var/ipfire/red/dns1
 138                                 echo -n `/etc/rc.d/helper/getdnsfromdhcpc.pl 2` > /var/ipfire/red/dns2
 139
 140                                 . /var/ipfire/dhcpc/dhcpcd-${DEVICE}.info
 141                                 echo "$IPADDR"  > /var/ipfire/red/local-ipaddress
 142                                 echo "$GATEWAY" > /var/ipfire/red/remote-ipaddress
 143                         else
 144                                 echo ""
 145                                 $(exit "$RET")
 146                                 evaluate_retval
 147                         fi
 148
 149                 elif [ "$TYPE" == "PPPOE" ]; then
 150
 151                         eval $(/usr/local/bin/readhash /var/ipfire/ppp/settings)
 152
 153                         [ -c "/dev/ppp" ] || mknod /dev/ppp c 108 0
 154
 155                         if [ "$TYPE" == "pppoe" ]; then
 156                                 boot_mesg "Bringing up the PPPoE interface on ${DEVICE}..."
 157                                 ip addr add 1.1.1.1/24 broadcast 1.1.1.255 dev ${DEVICE}
 158                         else
 159                                 boot_mesg "Bringing up the PPP via ${TYPE} on ${COMPORT}..."
 160                         fi
 161
 162                         ###                      ###
 163                         ### Configuring the pppd ###
 164                         ###                      ###
 165
 166                         ### Plugin Options
 167                         #
 168                         [ "${METHOD}" == "PPPOE_PLUGIN" ] && \
 169                                 PLUGOPTS="plugin /usr/lib/pppd/2.4.4/rp-pppoe.so nic-${DEVICE}"
 170
 171                         ### Synchronous Mode
 172                         #
 173                         #PPPOE_SYNC=-s
 174         #PPPD_SYNC=sync
 175
 176         ### Access Concentrator Name
 177         #
 178                         if [ -n "${CONCENTRATORNAME}" ]; then
 179                                 ACNAME="-C ${CONCENTRATORNAME}"
 180                         fi
 181
 182                         ### Service Name
 183                         #
 184                         if [ -n "${SERVICENAME}" ]; then
 185                                 if [ "${METHOD}" == "PPPOE_PLUGIN" ]; then
 186                                         PLUGOPTS+=" rp_pppoe_service ${SERVICENAME}"
 187                                 else
 188                                         SERVICENAME="-S ${SERVICENAME}"
 189                                 fi
 190                         fi
 191
 192                         ### Authentication Types
 193                         #
 194                         if [ "${AUTH}" == "pap" ]; then
 195                                 AUTH="-chap"
 196                         elif [ "${AUTH}" == "chap" ]; then
 197                                 AUTH="-pap"
 198                         else
 199                                 AUTH=""
 200                         fi
 201
 202                         ### Dial On Demand
 203                         #
 204                         if [ "${RECONNECTION}" != "persistent" ]; then
 205                                 if [ "${TIMEOUT}" != "0" ] && [ "${TIMEOUT}" != "" ]; then
 206                                         SECONDS=$[${TIMEOUT} * 60]
 207                                 else
 208                                         SECONDS=300
 209                                 fi
 210                                 if [ "${RECONNECTION}" == "dialondemand" ]; then
 211                                         touch /var/ipfire/red/dial-on-demand
 212                                         DEMAND="demand persist idle ${SECONDS} 10.112.112.112:10.112.112.113"
 213                                         DEMAND+=" ipcp-accept-remote ipcp-accept-local connect true noipdefault ktune"
 214                                 fi
 215                         fi
 216
 217                         ### When using pppoe-plugin the device has to be the last option
 218                         #
 219                         [ "${METHOD}" == "PPPOE_PLUGIN" ] && PLUGOPTS+=" ${DEVICE}"
 220
 221                         if [ "$TYPE" == "modem" ]; then
 222                                 PLUGOPTS=" /dev/${COMPORT} ${DTERATE} connect /etc/ppp/dialer"
 223                         elif [ "$TYPE" == "serial" ]; then
 224                                 PLUGOPTS=" /dev/${COMPORT} ${DTERATE} connect /bin/true"
 225                         fi
 226
 227                         ### Standard PPP options we always use
 228                         #
 229                         PPP_STD_OPTIONS="$PLUGOPTS usepeerdns defaultroute noipdefault noauth"
 230                         PPP_STD_OPTIONS+=" default-asyncmap hide-password nodetach mtu ${MTU}"
 231                         PPP_STD_OPTIONS+=" mru ${MTU} noaccomp nodeflate nopcomp novj novjccomp"
 232                         PPP_STD_OPTIONS+=" nobsdcomp user ${USERNAME} lcp-echo-interval 20"
 233                         PPP_STD_OPTIONS+=" lcp-echo-failure 3 ${AUTH}"
 234                         [ "${TYPE}" eq "pppoe" ] || PPP_STD_OPTIONS+=" lock modem crtscts user ${USERNAME}"
 235
 236                         ### Debugging
 237                         #
 238                         if [ "${DEBUG}" == "on" ]; then
 239                                 DEBUG="debug"
 240                         else
 241                                 DEBUG=""
 242                         fi
 243
 244                         ### PPPoE invocation
 245                         #
 246                         if [ "${TYPE}" == "pppoe" ]; then
 247                                 PPPOE_CMD="/usr/sbin/pppoe -p /var/run/ppp-ipfire.pid.pppoe -I ${DEVICE}"
 248                                 PPPOE_CMD+=" -T 80 -U $PPPOE_SYNC $ACNAME $SERVICENAMEOPT"
 249                         fi
 250
 251                         ### Run everything
 252                         #
 253                         if [ "${METHOD}" == "PPPOE_PLUGIN" ]; then
 254                                 /usr/sbin/pppd $PPP_STD_OPTIONS $DEBUG $DEMAND >/dev/null 2>&1 &
 255                                 evaluate_retval
 256                         else
 257                                 /usr/sbin/pppd pty "$PPPOE_CMD" $PPP_STD_OPTIONS $DEBUG $DEMAND $PPPD_SYNC >/dev/null 2>&1 &
 258                                 evaluate_retval
 259                         fi
 260
 261                         /etc/rc.d/init.d/connectd start
 262
 263                 fi
 264                 ;;
 265
 266         stop)
 267                 if [ "$TYPE" == "STATIC" ]; then
 268                         boot_mesg "Removing IPv4 address ${ADDRESS} from the ${DEVICE} interface..."
 269                         ip addr del ${args} dev ${DEVICE}
 270                         evaluate_retval
 271
 272                         run_subdir ${rc_base}/init.d/networking/red.down/
 273
 274                 elif [ "$TYPE" == "DHCP" ]; then
 275                         boot_mesg -n "Stopping dhcpcd on the ${DEVICE} interface..."
 276                         if [ -e $LEASEINFO ]; then
 277                                 . $LEASEINFO
 278                                 if [ "$LEASETIME" = "4294967295" ]; then
 279                                         # do nothing, just echo ok
 280                                         echo ""
 281                                         echo_ok
 282                                 else
 283                                         if [ -n "$DHCP_STOP" ]; then
 284                                                 /sbin/dhcpcd ${DEVICE} $DHCP_STOP &> /dev/null
 285                                                 RET="$?"
 286                                                 if [ "$RET" -eq 0 ]; then
 287                                                         echo ""
 288                                                         echo_ok
 289                                                 elif [ "$RET" -eq 1 ]; then
 290                                                         boot_mesg "dhcpcd not running!" ${WARNING}
 291                                                         echo_warning
 292                                                 else
 293                                                         echo ""
 294                                                         echo_failure
 295                                                 fi
 296                                         else
 297                                                 echo ""
 298                                                 killproc dhcpcd
 299                                         fi
 300                     fi
 301                         else
 302                                 boot_mesg -n "LEASEINFO Test failed! - " ${WARNING}
 303                                 boot_mesg "dhcpcd is not running!" ${WARNING}
 304                                 echo_warning
 305                                 exit 1
 306                         fi
 307
 308                 elif [ "$TYPE" == "PPPOE" ]; then
 309                         boot_mesg "Bringing down the PPPoE interface on ${DEVICE}..."
 310                         rm -f /var/ipfire/red/keepconnected
 311                         kill -TERM /usr/sbin/pppd 2>/dev/null
 312                         evaluate_retval
 313                         sleep 5
 314
 315                         ip addr del 1.1.1.1/24 broadcast 1.1.1.255 dev ${DEVICE}
 316
 317                 fi
 318
 319                 link_status=`ip link show $DEVICE 2> /dev/null`
 320                 if [ -n "${link_status}" ]; then
 321                         if echo "${link_status}" | grep -q UP; then
 322                                 boot_mesg "Bringing down the ${DEVICE} interface..."
 323                                 ip link set ${DEVICE} down
 324                                 evaluate_retval
 325                         fi
 326                 fi
 327
 328                 rm -f /var/ipfire/red/{active,device,dial-on-demand,dns1,dns2,local-ipaddress,remote-ipaddress,resolv.conf}
 329                 ;;
 330
 331 esac
 332
 333 # End