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1.1 ! misho 1: #!/bin/sh ! 2: # ! 3: # $Id: macos,v 1.2.222.2 2011-09-20 17:08:43 sar Exp $ ! 4: # ! 5: # automous run of this script will commit the DNS setting ! 6: # ! 7: ! 8: if [ -x /usr/bin/logger ]; then ! 9: LOGGER="/usr/bin/logger -s -p user.notice -t dhclient" ! 10: else ! 11: LOGGER=echo ! 12: fi ! 13: ! 14: to_commit="yes" ! 15: ! 16: make_resolv_conf() { ! 17: to_commit="no" ! 18: if [ "x${new_dhcp6_name_servers}" != x ]; then ! 19: ( cat /dev/null > /var/run/resolv.conf.dhclient6 ) ! 20: exit_status=$? ! 21: if [ $exit_status -ne 0 ]; then ! 22: $LOGGER "Unable to create /var/run/resolv.conf.dhclient6: Error $exit_status" ! 23: else ! 24: if [ "x${new_dhcp6_domain_search}" != x ]; then ! 25: ( echo search ${new_dhcp6_domain_search} >> /var/run/resolv.conf.dhclient6 ) ! 26: exit_status=$? ! 27: fi ! 28: for nameserver in ${new_dhcp6_name_servers} ; do ! 29: if [ $exit_status -ne 0 ]; then ! 30: break ! 31: fi ! 32: # If the nameserver has a link-local address ! 33: # add a <zone_id> (interface name) to it. ! 34: case $nameserver in ! 35: fe80:*) zone_id="%$interface";; ! 36: FE80:*) zone_id="%$interface";; ! 37: *) zone_id='';; ! 38: esac ! 39: ( echo nameserver ${nameserver}$zone_id >> /etc/resolv.conf.dhclient6 ) ! 40: exit_status=$? ! 41: done ! 42: ! 43: if [ $exit_status -eq 0 ]; then ! 44: to_commit="force" ! 45: commit_resolv_conf ! 46: fi ! 47: fi ! 48: fi ! 49: } ! 50: ! 51: # Try to commit /var/run/resolv.conf.dhclient6 contents to ! 52: # System Configuration framework's Dynamic Store. ! 53: # Note this will be cleared by the next location change ! 54: # or preempted by IPv4. ! 55: # ! 56: # The System Configuration agent "IPMonitor" gets the DNS configuration ! 57: # from the IPv4 or IPv6 primary service in the Dynamic Store ! 58: # (managed by configd). ! 59: commit_resolv_conf() { ! 60: if [ -f /var/run/resolv.conf.dhclient6 ]; then ! 61: if [ -x /usr/sbin/scutil ]; then ! 62: serviceID=`echo show State:/Network/Global/IPv6 | \ ! 63: /usr/sbin/scutil | \ ! 64: awk '/PrimaryService/ { print $3 }'` ! 65: echo $serviceID ! 66: if [ x$serviceID = x ]; then ! 67: $LOGGER "Can't find the primary IPv6 service" ! 68: else ! 69: tmp=`mktemp SC_dhclient6.XXXXXXXXXX` ! 70: echo list | /usr/sbin/scutil > /tmp/$tmp ! 71: grep -q State:/Network/Service/$serviceID/DNS /tmp/$tmp ! 72: grep_status=$? ! 73: if [ $grep_status -eq 0 ]; then ! 74: $LOGGER "DNS service already set in primary IPv6 service" ! 75: rm /tmp/$tmp ! 76: else ! 77: res=/var/run/resolv.conf.dhclient6 ! 78: cp /dev/null /tmp/$tmp ! 79: grep -q '^nameserver' $res ! 80: grep_status=$? ! 81: if [ $grep_status -eq 0 ]; then ! 82: echo d.add ServerAddresses '*' \ ! 83: `awk 'BEGIN { n="" } \ ! 84: /^nameserver/ { n=n " " $2 } \ ! 85: END { print n}' < $res` >> /tmp/$tmp ! 86: fi ! 87: grep -q '^search' $res ! 88: grep_status=$? ! 89: if [ $grep_status -eq 0 ]; then ! 90: echo d.add SearchDomains '*' \ ! 91: `sed 's/^search//' < $res` >> /tmp/$tmp ! 92: fi ! 93: echo set State:/Network/Service/$serviceID/DNS >> /tmp/$tmp ! 94: echo quit >> /tmp/$tmp ! 95: cat /tmp/$tmp ! 96: /usr/sbin/scutil < /tmp/$tmp ! 97: rm /tmp/$tmp ! 98: fi ! 99: fi ! 100: else ! 101: $LOGGER "Can't find SystemConfiguration tools." ! 102: fi ! 103: else ! 104: if [ $to_commit = force ]; then ! 105: $LOGGER "Can't find /var/run/resolv.conf.dhclient6" ! 106: fi ! 107: fi ! 108: to_commit="done" ! 109: } ! 110: ! 111: # Must be used on exit. Invokes the local dhcp client exit hooks, if any. ! 112: exit_with_hooks() { ! 113: exit_status=$1 ! 114: if [ -f /etc/dhclient-exit-hooks ]; then ! 115: . /etc/dhclient-exit-hooks ! 116: fi ! 117: # probably should do something with exit status of the local script ! 118: exit $exit_status ! 119: } ! 120: ! 121: # Invoke the local dhcp client enter hooks, if they exist. ! 122: if [ -f /etc/dhclient-enter-hooks ]; then ! 123: exit_status=0 ! 124: . /etc/dhclient-enter-hooks ! 125: # allow the local script to abort processing of this state ! 126: # local script must set exit_status variable to nonzero. ! 127: if [ $exit_status -ne 0 ]; then ! 128: exit $exit_status ! 129: fi ! 130: fi ! 131: ! 132: if [ x$reason = xMEDIUM ]; then ! 133: eval "ifconfig $interface $medium" ! 134: eval "ifconfig $interface inet -alias 0.0.0.0 $medium" >/dev/null 2>&1 ! 135: sleep 1 ! 136: exit_with_hooks 0 ! 137: fi ! 138: ! 139: ### ! 140: ### DHCPv6 Handlers ! 141: ### ! 142: ! 143: if [ x$reason = xPREINIT6 ]; then ! 144: # Ensure interface is up. ! 145: ifconfig ${interface} up ! 146: ! 147: # XXX: Remove any stale addresses from aborted clients. ! 148: ! 149: exit_with_hooks 0 ! 150: fi ! 151: ! 152: if [ x${old_ip6_prefix} != x ] || [ x${new_ip6_prefix} != x ]; then ! 153: echo Prefix $reason old=${old_ip6_prefix} new=${new_ip6_prefix} ! 154: ! 155: exit_with_hooks 0 ! 156: fi ! 157: ! 158: if [ x$reason = xBOUND6 ]; then ! 159: if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ]; then ! 160: exit_with_hooks 2; ! 161: fi ! 162: ! 163: ifconfig ${interface} inet6 ${new_ip6_address}/${new_ip6_prefixlen} alias ! 164: ! 165: # Check for nameserver options. ! 166: make_resolv_conf ! 167: ! 168: exit_with_hooks 0 ! 169: fi ! 170: ! 171: if [ x$reason = xRENEW6 ] || [ x$reason = xREBIND6 ]; then ! 172: # Make sure nothing has moved around on us. ! 173: ! 174: # Nameservers/domains/etc. ! 175: if [ "x${new_dhcp6_name_servers}" != "x${old_dhcp6_name_servers}" ] || ! 176: [ "x${new_dhcp6_domain_search}" != "x${old_dhcp6_domain_search}" ]; then ! 177: make_resolv_conf ! 178: fi ! 179: ! 180: exit_with_hooks 0 ! 181: fi ! 182: ! 183: if [ x$reason = xDEPREF6 ]; then ! 184: if [ x${new_ip6_address} = x ]; then ! 185: exit_with_hooks 2; ! 186: fi ! 187: ! 188: ifconfig ${interface} inet6 ${new_ip6_address} deprecated ! 189: ! 190: exit_with_hooks 0 ! 191: fi ! 192: ! 193: if [ x$reason = xEXPIRE6 -o x$reason = xRELEASE6 -o x$reason = xSTOP6 ]; then ! 194: if [ x${old_ip6_address} = x ] || [ x${old_ip6_prefixlen} = x ]; then ! 195: exit_with_hooks 2; ! 196: fi ! 197: ! 198: ifconfig ${interface} inet6 ${old_ip6_address}/${old_ip6_prefixlen} -alias ! 199: ! 200: exit_with_hooks 0 ! 201: fi ! 202: ! 203: if [ $to_commit = yes ]; then ! 204: commit_resolv_conf ! 205: fi ! 206: ! 207: exit_with_hooks 0