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122 lines
3.5 KiB
122 lines
3.5 KiB
#!/bin/bash |
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# called by dracut |
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check() { |
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is_fcoe() { |
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block_is_fcoe "$1" || return 1 |
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} |
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[[ $hostonly ]] || [[ $mount_needs ]] && { |
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for_each_host_dev_and_slaves is_fcoe || return 255 |
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} |
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require_binaries dcbtool fipvlan lldpad ip readlink fcoemon fcoeadm tr || 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 libfcoe 8021q edd bnx2fc |
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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 -r iflink < "$link"/iflink |
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for if in /sys/class/net/*; do |
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read -r idx < "$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 -r enabled < "$c"/enabled |
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read -r mode < "$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=$( |
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cd -P "$c" || exit |
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echo "$PWD" |
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) |
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i=${d%/*} |
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ifname=${i##*/} |
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read -r mac < "${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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if grep -q '^[[:blank:]]*DCB_REQUIRED="no"' /etc/fcoe/cfg-"${i##*/}" &> /dev/null; then |
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dcb="nodcb" |
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fi |
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if [ "$p" ]; then |
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if grep -q '^[[:blank:]]*DCB_REQUIRED="no"' /etc/fcoe/cfg-"${p}" &> /dev/null; then |
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dcb="nodcb" |
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fi |
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fi |
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echo "ifname=${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 tr |
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if [[ -e $dracutsysrootdir/etc/hba.conf ]]; then |
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inst_libdir_file 'libhbalinux.so*' |
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inst_simple "/etc/hba.conf" |
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fi |
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mkdir -m 0755 -p "$initdir/var/lib/lldpad" |
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mkdir -m 0755 -p "$initdir/etc/fcoe" |
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if [[ $hostonly_cmdline == "yes" ]]; then |
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local _fcoeconf |
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_fcoeconf=$(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 "$moddir/fcoe-edd.sh" "/sbin/fcoe-edd" |
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inst_hook pre-trigger 03 "$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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