name : ifname-genrules.sh #!/bin/sh # if there are no ifname parameters, just use NAME=KERNEL if ! getarg ifname= >/dev/null ; then return fi command -v parse_ifname_opts >/dev/null || . /lib/net-lib.sh { for p in $(getargs ifname=); do parse_ifname_opts $p if [ -f /tmp/ifname-$ifname_mac ]; then read oldif < /tmp/ifname-$ifname_mac fi if [ -f /tmp/ifname-$ifname_if ]; then read oldmac < /tmp/ifname-$ifname_if fi if [ -n "$oldif" -a -n "$oldmac" -a "$oldif" = "$ifname_if" -a "$oldmac" = "$ifname_mac" ]; then # skip same ifname= declaration continue fi [ -n "$oldif" ] && warn "Multiple interface names specified for MAC $ifname_mac: $oldif" [ -n "$oldmac" ] && warn "Multiple MAC specified for $ifname_if: $oldmac" printf 'SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="%s", ATTR{type}=="1", NAME="%s"\n' "$ifname_mac" "$ifname_if" echo $ifname_if > /tmp/ifname-$ifname_mac echo $ifname_mac > /tmp/ifname-$ifname_if done } >> /etc/udev/rules.d/80-ifname.rules