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118 lines
3.4 KiB
118 lines
3.4 KiB
#!/bin/bash |
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# called by dracut |
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check() { |
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local _fcoe_ctlr |
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[[ $hostonly ]] || [[ $mount_needs ]] && { |
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for c in /sys/bus/fcoe/devices/ctlr_* ; do |
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[ -L $c ] || continue |
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_fcoe_ctlr=$c |
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done |
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[ -z "$_fcoe_ctlr" ] && return 255 |
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} |
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require_binaries dcbtool fipvlan lldpad ip readlink fcoemon fcoeadm || return 1 |
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return 0 |
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} |
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# called by dracut |
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depends() { |
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echo network rootfs-block |
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return 0 |
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} |
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# called by dracut |
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installkernel() { |
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instmods fcoe 8021q edd |
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} |
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get_vlan_parent() { |
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local link=$1 |
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[ -d $link ] || return |
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read iflink < $link/iflink |
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for if in /sys/class/net/* ; do |
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read idx < $if/ifindex |
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if [ $idx -eq $iflink ] ; then |
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echo ${if##*/} |
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fi |
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done |
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} |
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# called by dracut |
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cmdline() { |
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{ |
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for c in /sys/bus/fcoe/devices/ctlr_* ; do |
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[ -L $c ] || continue |
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read enabled < $c/enabled |
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read mode < $c/mode |
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[ $enabled -eq 0 ] && continue |
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if [ $mode = "VN2VN" ] ; then |
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mode="vn2vn" |
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else |
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mode="fabric" |
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fi |
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d=$(cd -P $c; echo $PWD) |
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i=${d%/*} |
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ifname=${i##*/} |
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read mac < ${i}/address |
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s=$(dcbtool gc ${i##*/} dcb 2>/dev/null | sed -n 's/^DCB State:\t*\(.*\)/\1/p') |
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if [ -z "$s" ] ; then |
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p=$(get_vlan_parent ${i}) |
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if [ "$p" ] ; then |
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s=$(dcbtool gc ${p} dcb 2>/dev/null | sed -n 's/^DCB State:\t*\(.*\)/\1/p') |
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ifname=${p##*/} |
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fi |
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fi |
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if [ "$s" = "on" ] ; then |
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dcb="dcb" |
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else |
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dcb="nodcb" |
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fi |
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# Some Combined Network Adapters(CNAs) implement DCB in firmware. |
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# Do not run software-based DCB or LLDP on CNAs that implement DCB. |
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# If the network interface provides hardware DCB/DCBX capabilities, |
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# DCB_REQUIRED in "/etc/fcoe/cfg-xxx" is expected to set to "no". |
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# |
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# Force "nodcb" if there's any DCB_REQUIRED="no"(child or vlan parent). |
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grep -q "^[[:blank:]]*DCB_REQUIRED=\"no\"" /etc/fcoe/cfg-${i##*/} &>/dev/null |
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[ $? -eq 0 ] && dcb="nodcb" |
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if [ "$p" ] ; then |
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grep -q "^[[:blank:]]*DCB_REQUIRED=\"no\"" /etc/fcoe/cfg-${p} &>/dev/null |
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[ $? -eq 0 ] && dcb="nodcb" |
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fi |
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echo "ifname=${ifname}:${mac}" |
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echo "fcoe=${ifname}:${dcb}:${mode}" |
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done |
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} | sort | uniq |
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} |
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# called by dracut |
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install() { |
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inst_multiple ip dcbtool fipvlan lldpad readlink lldptool fcoemon fcoeadm |
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if [ -e "/etc/hba.conf" ]; then |
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inst_libdir_file 'libhbalinux.so*' |
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inst_simple "/etc/hba.conf" |
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fi |
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mkdir -m 0755 -p "$initdir/var/lib/lldpad" |
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mkdir -m 0755 -p "$initdir/etc/fcoe" |
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if [[ $hostonly_cmdline == "yes" ]] ; then |
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local _fcoeconf=$(cmdline) |
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[[ $_fcoeconf ]] && printf "%s\n" "$_fcoeconf" >> "${initdir}/etc/cmdline.d/95fcoe.conf" |
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fi |
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inst_multiple /etc/fcoe/cfg-* |
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inst "$moddir/fcoe-up.sh" "/sbin/fcoe-up" |
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inst "$moddir/fcoe-edd.sh" "/sbin/fcoe-edd" |
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inst "$moddir/fcoe-genrules.sh" "/sbin/fcoe-genrules.sh" |
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inst_hook pre-trigger 03 "$moddir/lldpad.sh" |
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inst_hook cmdline 99 "$moddir/parse-fcoe.sh" |
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inst_hook cleanup 90 "$moddir/cleanup-fcoe.sh" |
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inst_hook shutdown 40 "$moddir/stop-fcoe.sh" |
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dracut_need_initqueue |
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} |
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