diff options
Diffstat (limited to 'sysconfig/network-scripts/ifup-aliases')
| -rwxr-xr-x | sysconfig/network-scripts/ifup-aliases | 130 |
1 files changed, 47 insertions, 83 deletions
diff --git a/sysconfig/network-scripts/ifup-aliases b/sysconfig/network-scripts/ifup-aliases index fc21c7b6..a647044f 100755 --- a/sysconfig/network-scripts/ifup-aliases +++ b/sysconfig/network-scripts/ifup-aliases @@ -74,43 +74,34 @@ parent_device=$device cd /etc/sysconfig/network-scripts . ./network-functions -# Grab the current configuration of any running aliases device info is placed -# into variables in the form: rdev_$DEVICE_addr, dev_$DEVICE_mb and -# rdevip_$IPGLOP. A list of all the devices is created in rdev_LIST. - -eval $(LC_ALL= LANG= /sbin/ifconfig | LC_ALL=C sed -n ' -# Alias name: store the number in TMP, ignore the following address if the -# device name does not match. This may leave a hanging ||, so dummy X=x -# comands are used to ignore a possible previous condition. -/^[^[:space:]]*:[0-9A-Za-z_]*/ { - s|^\([^:]*\):\([0-9A-Za-z_]*\).*$|X=x; TMP="\2"; [ "$device" != "\1" ] \|\| |p - b -} -# Non-alias device: always ignore the following address -/^[^[:space:]]/ { - s|^.*$|X=x; true \|\| |p - b -} -# Address: Preceded by a device name, which was converted into -# condition || -# So this triggers only for $device. -# Add a trailing || (which will be swallowed by X=x) to keep the syntax -# correct. -/inet addr:[0-9]*\.[0-9]*\.[0-9]*\.[0-9]* *Bcast:[0-9.]* *Mask:[0-9.]*/ { - s|^.*inet addr:\(\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\)\) *Bcast:\([0-9.]*\) *Mask:\([0-9.]*\).*$|eval "rdev_${TMP}_addr=\1; rdev_${TMP}_mb=\7_\6; rdevip_\2_\3_\4_\5=${TMP}; rdev_LIST=\\"\\$rdev_LIST \\${TMP}\\"; " \|\| |p - b -}') X=x - -if [ -z "$rdev_LIST" ]; then - no_devices_are_up=yes -fi - -##for DEVNUM in $rdev_LIST ; do -##eval " -##echo \"rdev_${DEVNUM}_addr = \$rdev_${DEVNUM}_addr\" -##echo \"rdev_${DEVNUM}_mb = \$rdev_${DEVNUM}_mb\" "; -##done -##echo ""; echo "-----"; echo "" +# Grab the current configuration of any running aliases, place device info +# into variables of the form: +# rdev_<index>_addr = <ip address> +# rdev_<index>_pb = <prefix>_<broadcast> +# rdevip_<ipaddress> = <index> +# Example: +# rdev_0_addr=192.168.1.1 +# rdev_0_pb=24_192.16.1.255 +# rdevip_192_168_1_1=0 +# +# A list of all the devices is created in rdev_LIST. + +eval $( ip addr show $device label $device:* | \ + awk 'BEGIN { COUNT=0;LAST_DEV="" } /inet / { +# Split IP address into address/prefix + split($2,IPADDR,"/"); +# Create A_B_C_D IP address form + IP_ADDR=IPADDR[1]; + gsub(/\./,"_",IP_ADDR); +# Split device into device:index + split($NF,DEV,":"); +# Update last device + LAST_DEV=LAST_DEV " " DEV[2]; + printf("rdev_%s_addr=%s\nrdevip_%s=%s\nrdev_%s_pb=%s_%s\nrdev_LIST=\"%s\"\n", + DEV[2],IPADDR[1],IP_ADDR,DEV[2],DEV[2],IPADDR[2],$4,LAST_DEV); + } END { + if(LAST_DEV == "") print "no_devices_are_up=yes" + }' ); # # Store configuration of the parent device and network @@ -130,6 +121,7 @@ eval ` ( } eval ` ( . ./$PARENTCONFIG; + echo default_PREFIX=$PREFIX\;; echo default_NETMASK=$NETMASK\;; echo default_BROADCAST=$BROADCAST\;; echo default_GATEWAY=$GATEWAY\;; @@ -141,6 +133,7 @@ function ini_env () { DEVICE="" IPADDR="" + PREFIX=$default_PREFIX NETMASK=$default_NETMASK BROADCAST=$default_BROADCAST GATEWAY=$default_GATEWAY @@ -150,9 +143,8 @@ function ini_env () function is_default_gateway () { - LC_ALL=C /sbin/route -n \ - | awk '$1 == "0.0.0.0" && $2 == "'"$1"'" { found = 1; } - END { exit found == 0; }' + LC_ALL=C /sbin/ip route ls default scope global \ + | awk '$3 == "'"$1"'" { found = 1; } END { exit found == 0; }' } # @@ -193,37 +185,17 @@ function new_interface () return 1 fi - if [ -z "$NETMASK" ]; then - eval $(/bin/ipcalc --netmask ${IPADDR}) + if [ -z "$NETMASK" -a -z "$PREFIX" ]; then + net_log $"error iN $FILE: didn't specify netmask or prefix" fi - if [ -z "$BROADCAST" -o "$BROADCAST" = "$default_BROADCAST" ]; then - eval $(/bin/ipcalc --broadcast ${IPADDR} ${NETMASK}) - nma=$NETMASK; nmb=${nma#*.}; nmc=${nmb#*.}; - NMGLOP="${nma%%.*}_${nmb%%.*}_${nmc%%.*}_${nmc#*.}"; - if [ ${nma%%.*} -eq 0 ]; then ipnm_a=0; else ipnm_a=${ipa%%.*}; fi - if [ ${nmb%%.*} -eq 0 ]; then ipnm_b=0; else ipnm_b=${ipb%%.*}; fi - if [ ${nmc%%.*} -eq 0 ]; then ipnm_c=0; else ipnm_c=${ipc%%.*}; fi - if [ ${nmc#*.} -eq 0 ]; then ipnm_d=0; else ipnm_d=${ipc#*.}; fi - CACHENAME="${NMGLOP}_${ipnm_a}_${ipnm_b}_${ipnm_c}_${ipnm_d}" - eval " - if [ -z \"\$bcastcache_${CACHENAME}\" ]; then - eval $(/bin/ipcalc --broadcast $IPADDR $NETMASK) - bcastcache_${CACHENAME}=\$BROADCAST - else - BROADCAST=\$bcastcache_${CACHENAME} - fi - "; + if [ -z "$PREFIX" ]; then + eval $(/bin/ipcalc --prefix ${IPADDR} ${NETMASK}) fi -##echo ""; -##echo "----------------------------" -##echo "device = $DEVICE" -##echo "ipaddr = $IPADDR" -##echo "netmask = $NETMASK" -##echo "broadcast = $BROADCAST" -##echo "devnum = $DEVNUM"; -##echo ""; + if [ -z "$BROADCAST" -o "$BROADCAST" = "$default_BROADCAST" ]; then + eval $(/bin/ipcalc --broadcast ${IPADDR}/${PREFIX}) + fi if [ "$no_devices_are_up" = "yes" ]; then setup_this=yes @@ -233,7 +205,7 @@ function new_interface () eval " rdev_addr=\$rdev_${DEVNUM}_addr; - rdev_mb=\$rdev_${DEVNUM}_mb; + rdev_pb=\$rdev_${DEVNUM}_pb; rdev_mark=\$rdev_${DEVNUM}_mark; rdevip=\$rdevip_${IPGLOP}; "; @@ -241,15 +213,14 @@ function new_interface () if [ -n "$rdev_addr" ]; then if [ "$rdev_addr" = "${IPADDR}" ]; then newmark=keep - if [ "$rdev_mb" != "${NETMASK}_${BROADCAST}" ]; then + if [ "$rdev_pb" != "${PREFIX}_${BROADCAST}" ]; then setup_this=freshen else setup_this=no fi else if [ "$rdev_mark" != "remove" ]; then -##echo "removing device $parent_device:${DEVNUM} (devnum conflict)" - /sbin/ifconfig $parent_device:${DEVNUM} down + /sbin/ip addr flush dev $parent_device label $parent_device:${DEVNUM} do_netreport=yes fi newmark=remove @@ -272,8 +243,7 @@ function new_interface () fi if [ "$mark_remove" != "remove" ]; then eval " rdev_${rdevip}_mark=remove "; -##echo "removing device $parent_device:$rdevip (ipaddr conflict)" - /sbin/ifconfig $parent_device:$rdevip down + /sbin/ip addr flush dev $parent_device label $parent_device:$rdevip do_netreport=yes fi fi @@ -282,15 +252,11 @@ function new_interface () if [ "$setup_this" = "freshen" ] ; then # we can do the freshen stuff right now -##echo "freshening device $DEVICE" - /sbin/ifconfig $DEVICE netmask $NETMASK broadcast $BROADCAST; + /sbin/ip addr change ${IPADDR}/${PREFIX} brd ${BROADCAST} fi if [ "$setup_this" = "yes" ] ; then - -##echo "setting up device $DEVICE" - - /sbin/ifconfig ${DEVICE} ${IPADDR} netmask ${NETMASK} broadcast ${BROADCAST} + /sbin/ip addr add ${IPADDR}/${PREFIX} brd ${BROADCAST} dev ${parent_device} label ${DEVICE} [ "$IPV6INIT" = "yes" ] && /etc/sysconfig/network-scripts/ifup-ipv6 ${DEVICE} @@ -302,8 +268,7 @@ function new_interface () \( -z "${GATEWAYDEV}" -o "${GATEWAYDEV}" = "${DEVICE}" \) ]; then # set up default gateway, if it isn't already there if ! is_default_gateway "$GATEWAY"; then - route add default gw ${GATEWAY} \ - ${METRIC:+metric $METRIC} ${DEVICE} + ip route replace default ${METRIC:+metric $METRIC} via ${GATEWAY} dev ${DEVICE} fi fi @@ -365,8 +330,7 @@ done for DEVNUM in $rdev_LIST ; do eval " rdev_mark=\$rdev_${DEVNUM}_mark "; if [ -z "$rdev_mark" ]; then - ##echo "removing device $parent_device:${DEVNUM} (lingering)" - /sbin/ifconfig $parent_device:${DEVNUM} down + /sbin/ip addr flush dev $parent_device label $parent_device:${DEVNUM} do_netreport=yes fi done |