ÿØÿà JFIF    ÿÛ „  ( %"1!%)+...383,7(-.+  -+++--++++---+-+-----+---------------+---+-++7-----ÿÀ  ß â" ÿÄ     ÿÄ H    !1AQaq"‘¡2B±ÁÑð#R“Ò Tbr‚²á3csƒ’ÂñDS¢³$CÿÄ   ÿÄ %  !1AQa"23‘ÿÚ   ? ôÿ ¨pŸªáÿ —åYõõ\?àÒü©ŠÄï¨pŸªáÿ —åYõõ\?àÓü©ŠÄá 0Ÿªáÿ Ÿå[úƒ ú®ði~TÁbqÐ8OÕpÿ ƒOò¤Oè`–RÂáœá™êi€ßÉ< FtŸI“öÌ8úDf´°å}“¾œ6  öFá°y¥jñÇh†ˆ¢ã/ÃÐ:ªcÈ "Y¡ðÑl>ÿ ”ÏËte:qž\oäŠe÷󲍷˜HT4&ÿ ÓÐü6ö®¿øþßèô Ÿ•7Ñi’•j|“ñì>b…þS?*Óôÿ ÓÐü*h¥£ír¶ü UãSç‚Ÿ[AÐaè[ûª•õ&õj?†Éö+EzP—WeÒírJFt ‘BŒ†Ï‡%#tE Øz ¥OÛ«!1›üä±Í™%ºÍãö]°î(–:@<‹ŒÊö×òÆt¦ãº+‡¦%ÌÁ²h´OƒJŒtMÜ>ÀÜÊw3Y´•牋4ǍýʏTì>œú=Íwhyë,¾Ôò×õ¿ßÊa»«þˆѪQ|%6ž™A õ%:øj<>É—ÿ Å_ˆCbõ¥š±ý¯Ýƒï…¶|RëócÍf溪“t.СøTÿ *Ä¿-{†çàczůŽ_–^XþŒ±miB[X±d 1,é”zEù»& î9gœf™9Ð'.;—™i}!ôšåîqêÛ٤ёý£½ÆA–àôe"A$˝Úsäÿ ÷Û #°xŸëí(l »ý3—¥5m! rt`†0~'j2(]S¦¦kv,ÚÇ l¦øJA£Šƒ J3E8ÙiŽ:cÉžúeZ°€¯\®kÖ(79«Ž:¯X”¾³Š&¡* ….‰Ž(ÜíŸ2¥ª‡×Hi²TF¤ò[¨íÈRëÉ䢍mgÑ.Ÿ<öäS0í„ǹÁU´f#Vß;Õ–…P@3ío<ä-±»Ž.L|kªÀê›fÂ6@»eu‚|ÓaÞÆŸ…¨ááå>åŠ?cKü6ùTÍÆ”†sĤÚ;H2RÚ†õ\Ö·Ÿn'¾ ñ#ºI¤Å´%çÁ­‚â7›‹qT3Iï¨ÖÚ5I7Ë!ÅOóŸ¶øÝñØôת¦$Tcö‘[«Ö³šÒ';Aþ ¸èíg A2Z"i¸vdÄ÷.iõ®§)¿]¤À†–‡É&ä{V¶iŽ”.Ó×Õÿ û?h¬Mt–íª[ÿ Ñÿ ÌV(í}=ibÔ¡›¥¢±b Lô¥‡piη_Z<‡z§èŒ)iÖwiÇ 2hÙ3·=’d÷8éŽ1¦¸c¤µ€7›7Ø ð\á)} ¹fËí›pAÃL%âc2 í§æQz¿;T8sæ°qø)QFMð‰XŒÂ±N¢aF¨…8¯!U  Z©RÊ ÖPVÄÀÍin™Ì-GˆªÅËŠ›•zË}º±ŽÍFò¹}Uw×#ä5B¤{î}Ð<ÙD é©¤&‡ïDbàÁôMÁ." ¤‡ú*õ'VŽ|¼´Úgllº¼klz[Æüï÷Aób‡Eÿ dÑ»Xx9ÃÜ£ÁT/`¼¸vI±Ýµ·Ë‚“G³þ*Ÿû´r|*}<¨îºœ @¦mÄ’M¹”.œ«Y–|6ÏU¤jç¥ÕÞqO ˜kDÆÁ¨5ÿ š;Њ¦¦€GÙk \ –Þ=â¼=SͧµªS°ÚÍpÜãQűÀõ¬?ÃÁ1Ñ•õZà?hóœ€ L¦l{Y*K˜Ù›zc˜–ˆâ ø+¾ ­-Ök¥%ùEÜA'}ˆ><ÊIè“bpÍ/qÞâvoX€w,\úªò6Z[XdÒæ­@Ö—€$òJí#é>'°Ú ôª˜<)4ryÙ£|óAÅn5žêŸyÒäMÝ2{"}‰–¤l÷ûWX\l¾Á¸góÉOÔ /óñB¤f¸çñ[.P˜ZsÊË*ßT܈§QN¢’¡¨§V¼(Üù*eÕ“”5T¨‹Âê¥FŒã½Dü[8'Ò¥a…Ú¶k7a *•›¼'Ò·\8¨ª\@\õ¢¦íq+DÙrmÎ…_ªæ»ŠÓœ¡¯’Ré9MÅ×D™lælffc+ŒÑ,ý™ÿ ¯þǤ=Å’Á7µ÷ÚÛ/“Ü€ñýã¼àí¾ÕÑ+ƒ,uµMâÀÄbm:ÒÎPæ{˜Gz[ƒ¯«® KHà`ßØŠéí¯P8Aq.C‰ à€kòpj´kN¶qô€…Õ,ÜNŠª-­{Zö’æû44‰sŽè‰îVíRœÕm" 6?³D9¡ÇTíÅꋇ`4«¸ÝÁô ï’ýorqКÇZ«x4Žâéþuïf¹µö[P ,Q£éaX±`PÉÍZ ¸äYúg üAx ’6Lê‚xÝÓ*äQ  Ï’¨hÍ =²,6ï#rÃ<¯–£»ƒ‹,–ê•€ aÛsñ'%Æ"®ÛüìBᝠHÚ3ß°©$“XnœÖ’î2ËTeûìxîß ¦å¿çÉ ðK§þ{‘t‚Ϋ¬jéîZ[ ”š7L¥4VÚCE×]m¤Øy”ä4-dz£œ§¸x.*ãÊÊ b÷•h:©‡¦s`BTÁRû¾g⻩‹jø sF¢àJøFl‘È•Xᓁà~*j¯ +(ÚÕ6-£¯÷GŠØy‚<Ç’.F‹Hœw(+)ÜÜâÈzÄäT§FߘãÏ;DmVœ3Àu@mÚüXÝü•3B¨òÌÁÛ<·ÃÜ z,Ì@õÅ·d2]ü8s÷IôÞ¯^Ç9¢u„~ëAŸï4«M? 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All rights reserved. # # This program is free software; you can redistribute it and/or modify it # under the terms of the GNU Lesser General Public License as published # by the Free Software Foundation version 2.1 and no later version. # # This program is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY # or FITNESS FOR A PARTICULAR PURPOSE. See the Lesser GNU General Public # License for more details. # # You should have received a copy of the GNU Lesser General Public License # along with this program; if not, write to the Free Software Foundation, Inc., # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. # ########################################################## # # network (Linux) # # Using a combination of a system networking script, ifconfig, ifup, ifdown # and the ip command, attempt to release and renew DHCP leases upon receipt # of suspend and resume events, respectively. # logbase=/var/log/vmware-network logfile=$logbase.log # # Rotate any logs # rotate_logfile() { max=9 max=`expr $max - 1` for s in `seq $max -1 1`; do d=`expr $s + 1` mv -f $logbase.$s.log $logbase.$d.log done mv -f $logbase.log $logbase.1.log } rotate_logfile # redirect stdio exec > $logfile 2>&1 chmod 0600 $logfile echo `date` ": Executing '$0 $*'" echo . `dirname "$0"`/../../statechange.subr # # find_networking_script -- # # Searches common Linux distro init/rc paths to find a singular network # services script. # # Result: # Returns a valid networking script path on success or "error" on failure. # # Side effects: # None. # find_networking_script() { local script="error" for dir in "/etc/init.d" "/sbin/init.d" "/etc" "/etc/rc.d" ; do if [ -d "$dir/rc0.d" ] && [ -d "$dir/rc1.d" ] && [ -d "$dir/rc2.d" ] && [ -d "$dir/rc3.d" ] && [ -d "$dir/rc4.d" ] && [ -d "$dir/rc5.d" ] && [ -d "$dir/rc6.d" ]; then # Now find the appropriate networking script. if [ -d "$dir/init.d" ]; then if [ -x "$dir/init.d/network" ]; then script="$dir/init.d/network" elif [ -x "$dir/init.d/networking" ]; then script="$dir/init.d/networking" fi else if [ -x "$dir/network" ]; then script="$dir/network" elif [ -x "$dir/networking" ]; then script="$dir/networking" fi fi fi done echo "$script" } # # exec_networking_script -- # # Execute the networking script to bring network interfaces up or down # based on the given input action argument. # exec_networking_script() { local script=$1 local action=$2 # Using SysV "service" if it exists, otherwise fall back to run the # script directly service=`which service 2>/dev/null` if [ $? = 0 -a -n "$service" ]; then serviceName=`basename "$script"` "$service" "$serviceName" "$action" else "$script" "$action" fi return $? } # # exec_systemctl_service -- # # Handle linux distributions that use systemd to replace the legacy # system V startup scripts. The previous network script searching # approach is no longer viable in these systems. Invoke the systemctl # command to control the network service instead. # exec_systemctl_service() { local rc=1 local action=$1 local ctlcmd=$(which systemctl 2>/dev/null) local service [ -z "$ctlcmd" ] && return $rc for svc in systemd-networkd network; do if ! $ctlcmd status $svc | grep -iq 'not-found'; then service=$svc && break fi done [ -z "$service" ] && return $rc $ctlcmd $action $service; rc=$? # When use the systemd-networkd service to shut down interfaces, interface # address and state remain unchanged. Need to use ip command to change its # address and state. if [ $rc = 0 -a $service = 'systemd-networkd' -a $action = 'stop' ]; then config_network_intfs $action; rc=$? fi return $rc } # # del_intf_ip -- # # Use the ip command to remove all the addresses of an interface. # del_intf_ip() { local nic=$1 $ip_cmd addr flush dev $nic return $? } # # ip_intf_ops -- # # Use the ip command to change the state of an interface to up or down. # ip_intf_ops() { local rc=1 local nic=$1 local ops=$2 [ -z "$ip_cmd" ] && return $rc $ip_cmd link set $nic $ops; rc=$? # Remove interface addresses when taking an interface down. if [ $rc = 0 -a $ops = down ]; then del_intf_ip $nic; rc=$? fi return $rc } # # intf_ops -- # # Execute the specified command (ifup or ifdown) if available, otherwise use # the ip command as fallback. If ifup or ifdown fails, run the ip command to # retry the intended operation. # intf_ops() { local rc=0 local cmd=$1 local ops=$2 local nic=$3 local tmp if [ ! -z "$cmd" ]; then tmp=$($cmd $nic 2>&1); rc=$? # Some systems still return a successful status even the command fails # because the interface is not configured in the configuration file. So # have to examine the command output to determine the actual status. if [ $rc = 0 ]; then echo $tmp | egrep -iq 'not configured|ignoring unknown' && rc=1 fi fi # If ifup/ifdown fails, try the ip fallback. if [ -z "$cmd" -o $rc != 0 ]; then ip_intf_ops $nic $ops; rc=$? fi return $rc } # # exec_intf_ops -- # # Perform an operation to bring an individual interface up or down. # exec_intf_ops() { local rc=0 local action=$1 local nic=$2 case $action in start) intf_ops "$ifup_cmd" up $nic; rc=$? ;; stop) intf_ops "$ifdown_cmd" down $nic; rc=$? ;; *) Panic "Illegal interface action: $action" ;; esac return $rc } # # config_network_intfs -- # # For Linux systems not supporting networking scripts to bring interfaces # up or down, provide a way to change the interface state individually. # config_network_intfs() { local rc=0 local action=$1 if [ -f "$activeList" ]; then while read nic; do exec_intf_ops $action $nic rc=$(expr $rc \| $?) done < $activeList fi return $rc } # # run_network_script -- # # Finds out how to run the system's script used to control networking, and # runs it with the given argument (which should be one of the usual SysV # init script arguments). If it does not work, tries the other alternatives. # So far, our alternatives are (a) systemctl (b) network script (c) perform # an individual interface state change. # run_network_script() { local action=$1 local rc=0 local script while true; do exec_systemctl_service $action [ $? != 0 ] || break script=`find_networking_script` if [ $script != "error" ]; then exec_networking_script $script $action [ $? != 0 ] || break fi # Since all the other alternatives fail, need to manually change # individual interface state. config_network_intfs $action; rc=$? break done return $rc } # # save_active_NIC_list -- # # Records a list of every active NIC to /var/run/vmware-active-nics. # # XXX What's the story on aliases? Should they still be included, or will # they be recreated automatically upon resume? # # Results: # $activeList has, one per line, a list of all active NICs. # # Side effects: # None. # save_active_NIC_list() { local intf_out >$activeList # Find out all the non-loopback up interfaces. Use ip if available # otherwise fall back to the ifconfig command. # ifconfig is buggy on some platforms and truncates long # network names if [ -n "$ip_cmd" ]; then for nic in $($ip_cmd link show up | egrep '\bUP\b' | awk -F: '{print $2}'); do $ip_cmd link show ${nic%@*} | grep -iq 'link/ether' && echo ${nic%@*} >> $activeList done else for nic in $($ifconfig_cmd | sed -n 's/^\([^: \t]*\).*$/\1/p'); do intf_out=$($ifconfig_cmd $nic) echo $intf_out | grep -iq loopback && continue echo $intf_out | egrep -q '\bUP\b' && echo $nic >> $activeList done fi } # # rescue_NIC -- # # For each NIC recorded in $activeList that is not currently "up", run # "ifup $nic" or "ip link set $nic up" to bring the interface up. # # Results: # All downed NICs should be active. # rescue_NIC() { local rc=0 local intf_out if [ -f "$activeList" ]; then while read nic; do if [ -n "$ip_cmd" ]; then intf_out=$($ip_cmd link show $nic up) else intf_out=$($ifconfig_cmd $nic) fi if echo $intf_out | grep -q 'UP'; then echo `date` "[rescue_nic] $nic is already active." else echo `date` "[rescue_nic] activating $nic ..." # Our best effort to activate interfaces, use ifup if available # otherwise use the ip command as fallback. intf_ops "$ifup_cmd" up $nic rc=$(expr $rc \| $?) fi done < $activeList rm -f $activeList fi return $rc } # # TranquilizeNetworkManager -- # # Put the NetworkManager daemon to sleep (maybe). # # See http://projects.gnome.org/NetworkManager/developers/spec.html . # # Results: # Sleep(true) request is sent to the NetworkManager D-Bus interface. # # Side effects: # None. # TranquilizeNetworkManager() { # `which' may be a bit noisy, so we'll shush it. dbusSend=`which dbus-send 2>/dev/null` rc=$? if [ $rc -ne 0 ]; then return $rc fi # Check NetworkManager state before disabling it. nm_state=`$dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.DBus.Properties.Get \ string:'org.freedesktop.NetworkManager' \ string:'State' \ | awk '/variant/ {print $3;}'` if [ -z "$nm_state" ]; then return 1 fi # NetworkManager API 0.7/0.8 0.9 # NM_STATE_ASLEEP 1 10 # NM_STATE_DISCONNECTED 4 20 case $nm_state in 1|4|10|20) # Nothing needs to be done. return 0 ;; esac # NetworkManager 0.8.0 and above $dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.NetworkManager.Enable boolean:false rc=$? if [ $rc -eq 0 ]; then return $rc fi # NetworkManager 0.7.0 $dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.NetworkManager.Sleep boolean:true rc=$? if [ $rc -eq 0 ]; then return $rc fi # NetworkManager 0.6 $dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.NetworkManager.sleep rc=$? return $rc } # # WakeNetworkManager -- # # Wake the NetworkManager daemon (maybe). # # See http://projects.gnome.org/NetworkManager/developers/spec.html . # # Results: # Sleep(false)request is sent to the NetworkManager D-Bus interface. # # Side effects: # None. # WakeNetworkManager() { # `which' may be a bit noisy, so we'll shush it. dbusSend=`which dbus-send 2>/dev/null` rc=$? if [ $rc = 0 ]; then # NetworkManager 0.8.0 $dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.NetworkManager.Enable boolean:true rc=$? if [ $rc = 0 ]; then return $rc fi # NetworkManager 0.7.0 $dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.NetworkManager.Sleep boolean:false rc=$? if [ $rc = 0 ]; then return $rc fi # NetworkManager 0.6 $dbusSend --system --print-reply \ --dest=org.freedesktop.NetworkManager \ /org/freedesktop/NetworkManager \ org.freedesktop.NetworkManager.wake rc=$? fi return $rc } # # sanity_check -- # # Check if the script has all the commands it needs to carry out the # request. So far, it requires either ip or ifconfig command to read # interface configuration. Ifup is not checked here. It is checked at # the place where we need to do individual interface state change. # sanity_check() { ip_cmd=$(which ip 2>/dev/null) ifconfig_cmd=$(which ifconfig 2>/dev/null) ifup_cmd=$(which ifup 2>/dev/null) ifdown_cmd=$(which ifdown 2>/dev/null) [ -z "$ifconfig_cmd" -a -z "$ip_cmd" ] && \ Panic "ip and ifconfig not in search path." } # # main -- # # Main entry point. Perform some sanity checking, then map state change # events to relevant networking operations. # # Results: # See comment at top of file. # main() { exitCode=0 activeList=/var/run/vmware-active-nics case "$1" in poweron-vm) rm -f $activeList ;; suspend-vm) TranquilizeNetworkManager exitCode=$? if [ $exitCode != 0 ]; then sanity_check suspend-vm save_active_NIC_list run_network_script stop exitCode=$? fi ;; resume-vm) WakeNetworkManager exitCode=$? if [ $exitCode != 0 ]; then sanity_check resume-vm # According to hfu, "/etc/init.d/networking restart" on Debian 5.0 # may bring down ethernet interfaces tagged as "allow-hotplug" without # bringing them back up. # # This is especially a problem when reverting to a live, running # VM snapshot where an active NIC list hadn't yet been generated, # resulting in sudden loss of an otherwise operational NIC. # # So, if the active list doesn't exist, assume we're coming back to # a live snapshot and capture the current active list now for # rescue later. if [ ! -s $activeList ]; then save_active_NIC_list fi # We shall use start not restart here. Otherwise we may not be able # to bring back active list on distros like sles11sp2 # -- PR 816791 run_network_script start rescue_NIC exitCode=$? fi ;; *) echo "No argument supplied." ;; esac return $exitCode } main "$@" echo `date` ": Finished '$0 $*'"