| 1 | #!/bin/sh
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| 2 | # Begin $network-devices/services/dhclient
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| 3 |
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| 4 | # Based upon lfs-bootscripts-1.12 $network_devices/if{down,up}
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| 5 | # Rewritten by Nathan Coulson <nathan@linuxfromscratch.org>
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| 6 | # Adapted for dhclient by DJ Lucas <dj@lucasit.com>
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| 7 |
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| 8 | #$LastChangedBy: dnicholson $
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| 9 | #$Date: 2006-10-01 13:04:35 -0500 (Sun, 01 Oct 2006) $
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| 10 |
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| 11 | . /etc/sysconfig/rc
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| 12 | . $rc_functions
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| 13 | . $IFCONFIG
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| 14 |
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| 15 | getipstats()
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| 16 | {
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| 17 | # Print the last 16 lines of dhclient.leases
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| 18 | sed -e :a -e '$q;N;17,$D;ba' /var/state/dhcp//dhclient.leases
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| 19 | }
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| 20 |
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| 21 | case "$2" in
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| 22 | up)
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| 23 | boot_mesg "Starting dhclient on the $1 interface..."
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| 24 | /sbin/dhclient $1 $DHCP_START
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| 25 | # Save the return value
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| 26 | RET="$?"
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| 27 | # Print the assigned settings if requested
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| 28 | if [ "$RET" = "0" -a "$PRINTIP" = "yes" ]; then
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| 29 | # Get info from dhclient.leases file
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| 30 | IPADDR=`getipstats | grep "fixed-address" | \
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| 31 | sed 's/ fixed-address //' | \
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| 32 | sed 's/\;//'`
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| 33 | NETMASK=`getipstats | grep "subnet-mask" | \
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| 34 | sed 's/ option subnet-mask //' | \
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| 35 | sed 's/\;//'`
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| 36 | GATEWAY=`getipstats | grep "routers" | \
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| 37 | sed 's/ option routers //' | \
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| 38 | sed 's/\;//'`
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| 39 | DNS=`getipstats | grep "domain-name-servers" | \
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| 40 | sed 's/ option domain-name-servers //' | \
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| 41 | sed 's/\;//' | sed 's/,/ and /'`
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| 42 |
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| 43 | if [ "$PRINTALL" = "yes" ]; then
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| 44 | $(exit "$RET")
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| 45 | evaluate_retval
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| 46 | boot_mesg " DHCP Assigned Settings for $1:"
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| 47 | boot_mesg_flush
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| 48 | boot_mesg " IP Address: $IPADDR"
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| 49 | boot_mesg_flush
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| 50 | boot_mesg " Subnet Mask: $NETMASK"
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| 51 | boot_mesg_flush
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| 52 | boot_mesg " Default Gateway: $GATEWAY"
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| 53 | boot_mesg_flush
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| 54 | boot_mesg " DNS Server: $DNS"
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| 55 | boot_mesg_flush
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| 56 | else
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| 57 | boot_mesg " IP Addresss:""$IPADDR"
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| 58 | $(exit "$RET")
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| 59 | evaluate_retval
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| 60 | fi
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| 61 | else
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| 62 | $(exit "$RET")
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| 63 | evaluate_retval
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| 64 | fi
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| 65 | ;;
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| 66 |
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| 67 | down)
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| 68 | boot_mesg "Stoping dhclient on the $1 interface..."
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| 69 | if [ "$DHCP_STOP" = "" ]
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| 70 | then
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| 71 | # This breaks multiple interfaces please provide
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| 72 | # the correct stop arguments.
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| 73 | killproc dhclient
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| 74 | else
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| 75 | /sbin/dhclient $1 $DHCP_STOP
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| 76 | evaluate_retval
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| 77 | fi
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| 78 | ;;
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| 79 |
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| 80 | *)
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| 81 | echo "Usage: $0 [interface] {up|down}"
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| 82 | exit 1
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| 83 | ;;
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| 84 | esac
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| 85 |
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| 86 | # End $network_devices/services/dhclient
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