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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-03 13:54:25 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-03 13:54:25 +0000 |
commit | 9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a (patch) | |
tree | 2efb72864cc69e174c9c5ee33efb88a5f1553b48 /modules.d/95fcoe/module-setup.sh | |
parent | Initial commit. (diff) | |
download | dracut-9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a.tar.xz dracut-9cb1c4df7b9ce1a9ad1312621b0f2b16a94fba3a.zip |
Adding upstream version 060+5.upstream/060+5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'modules.d/95fcoe/module-setup.sh')
-rwxr-xr-x | modules.d/95fcoe/module-setup.sh | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/modules.d/95fcoe/module-setup.sh b/modules.d/95fcoe/module-setup.sh new file mode 100755 index 0000000..3de85c2 --- /dev/null +++ b/modules.d/95fcoe/module-setup.sh @@ -0,0 +1,122 @@ +#!/bin/bash + +# called by dracut +check() { + is_fcoe() { + block_is_fcoe "$1" || return 1 + } + + [[ $hostonly ]] || [[ $mount_needs ]] && { + for_each_host_dev_and_slaves is_fcoe || return 255 + } + + require_binaries dcbtool fipvlan lldpad ip readlink fcoemon fcoeadm tr || return 1 + return 0 +} + +# called by dracut +depends() { + echo network rootfs-block + return 0 +} + +# called by dracut +installkernel() { + instmods fcoe libfcoe 8021q edd bnx2fc +} + +get_vlan_parent() { + local link=$1 + + [ -d "$link" ] || return + read -r iflink < "$link"/iflink + for if in /sys/class/net/*; do + read -r idx < "$if"/ifindex + if [ "$idx" -eq "$iflink" ]; then + echo "${if##*/}" + fi + done +} + +# called by dracut +cmdline() { + { + for c in /sys/bus/fcoe/devices/ctlr_*; do + [ -L "$c" ] || continue + read -r enabled < "$c"/enabled + read -r mode < "$c"/mode + [ "$enabled" -eq 0 ] && continue + if [ "$mode" = "VN2VN" ]; then + mode="vn2vn" + else + mode="fabric" + fi + d=$( + cd -P "$c" || exit + echo "$PWD" + ) + i=${d%/*} + ifname=${i##*/} + read -r mac < "${i}"/address + s=$(dcbtool gc "${i##*/}" dcb 2> /dev/null | sed -n 's/^DCB State:\t*\(.*\)/\1/p') + if [ -z "$s" ]; then + p=$(get_vlan_parent "${i}") + if [ "$p" ]; then + s=$(dcbtool gc "${p}" dcb 2> /dev/null | sed -n 's/^DCB State:\t*\(.*\)/\1/p') + ifname=${p##*/} + fi + fi + if [ "$s" = "on" ]; then + dcb="dcb" + else + dcb="nodcb" + fi + + # Some Combined Network Adapters(CNAs) implement DCB in firmware. + # Do not run software-based DCB or LLDP on CNAs that implement DCB. + # If the network interface provides hardware DCB/DCBX capabilities, + # DCB_REQUIRED in "/etc/fcoe/cfg-xxx" is expected to set to "no". + # + # Force "nodcb" if there's any DCB_REQUIRED="no"(child or vlan parent). + if grep -q '^[[:blank:]]*DCB_REQUIRED="no"' /etc/fcoe/cfg-"${i##*/}" &> /dev/null; then + dcb="nodcb" + fi + + if [ "$p" ]; then + if grep -q '^[[:blank:]]*DCB_REQUIRED="no"' /etc/fcoe/cfg-"${p}" &> /dev/null; then + dcb="nodcb" + fi + fi + + echo "ifname=${ifname}:${mac}" + echo "fcoe=${ifname}:${dcb}:${mode}" + done + } | sort | uniq +} + +# called by dracut +install() { + inst_multiple ip dcbtool fipvlan lldpad readlink lldptool fcoemon fcoeadm tr + if [[ -e $dracutsysrootdir/etc/hba.conf ]]; then + inst_libdir_file 'libhbalinux.so*' + inst_simple "/etc/hba.conf" + fi + + mkdir -m 0755 -p "$initdir/var/lib/lldpad" + mkdir -m 0755 -p "$initdir/etc/fcoe" + + if [[ $hostonly_cmdline == "yes" ]]; then + local _fcoeconf + _fcoeconf=$(cmdline) + [[ $_fcoeconf ]] && printf "%s\n" "$_fcoeconf" >> "${initdir}/etc/cmdline.d/95fcoe.conf" + fi + inst_multiple "/etc/fcoe/cfg-*" + + inst "$moddir/fcoe-up.sh" "/sbin/fcoe-up" + inst "$moddir/fcoe-edd.sh" "/sbin/fcoe-edd" + inst_hook pre-trigger 03 "$moddir/lldpad.sh" + inst_hook cmdline 99 "$moddir/parse-fcoe.sh" + inst_hook cleanup 90 "$moddir/cleanup-fcoe.sh" + inst_hook shutdown 40 "$moddir/stop-fcoe.sh" + dracut_need_initqueue +} |