diff options
Diffstat (limited to 'modules.d/80cms/cmssetup.sh')
| -rwxr-xr-x | modules.d/80cms/cmssetup.sh | 156 |
1 files changed, 51 insertions, 105 deletions
diff --git a/modules.d/80cms/cmssetup.sh b/modules.d/80cms/cmssetup.sh index 68e4563..5e5b926 100755 --- a/modules.d/80cms/cmssetup.sh +++ b/modules.d/80cms/cmssetup.sh @@ -1,35 +1,18 @@ #!/bin/bash type getarg > /dev/null 2>&1 || . /lib/dracut-lib.sh - -function sysecho() { - file="$1" - shift - local i=1 - while [ $i -le 10 ]; do - if [ ! -f "$file" ]; then - sleep 1 - i=$((i + 1)) - else - break - fi - done - local status - read -r status < "$file" - if [[ $status != "$*" ]]; then - [ -f "$file" ] && echo "$*" > "$file" - fi -} +type zdev_parse_dasd_list > /dev/null 2>&1 || . /lib/s390-tools/zdev-from-dasd_mod.dasd function dasd_settle() { - local dasd_status=/sys/bus/ccw/devices/$1/status + local dasd_status + dasd_status=$(lszdev dasd "$1" --columns ATTRPATH:status --no-headings --active) if [ ! -f "$dasd_status" ]; then return 1 fi local i=1 while [ $i -le 60 ]; do local status - read -r status < "$dasd_status" + status=$(lszdev dasd "$1" --columns ATTR:status --no-headings --active) case $status in online | unformatted) return 0 @@ -43,77 +26,23 @@ function dasd_settle() { return 1 } -function dasd_settle_all() { - for dasdccw in $(while read -r line || [ -n "$line" ]; do echo "${line%%(*}"; done < /proc/dasd/devices); do - if ! dasd_settle "$dasdccw"; then - echo $"Could not access DASD $dasdccw in time" - return 1 - fi - done - return 0 -} - -# prints a canonocalized device bus ID for a given devno of any format -function canonicalize_devno() { - case ${#1} in - 3) echo "0.0.0${1}" ;; - 4) echo "0.0.${1}" ;; - *) echo "${1}" ;; - esac - return 0 -} - # read file from CMS and write it to /tmp function readcmsfile() { # $1=dasdport $2=filename local dev - local numcpus local devname local ret=0 if [ $# -ne 2 ]; then return; fi - # precondition: udevd created dasda block device node - if ! dasd_cio_free -d "$1"; then - echo $"DASD $1 could not be cleared from device blacklist" - return 1 - fi - - modprobe dasd_mod dasd="$CMSDASD" - modprobe dasd_eckd_mod - udevadm settle - - # precondition: dasd_eckd_mod driver incl. dependencies loaded, - # dasd_mod must be loaded without setting any DASD online - dev=$(canonicalize_devno "$1") - numcpus=$( - while read -r line || [ -n "$line" ]; do - if strstr "$line" "# processors"; then - echo "${line##*:}" - break - fi - done < /proc/cpuinfo - ) + # precondition: udevd created block device node - if [ "${numcpus}" -eq 1 ]; then - echo 1 > /sys/bus/ccw/devices/"$dev"/online - else - if ! sysecho /sys/bus/ccw/devices/"$dev"/online 1; then - echo $"DASD $dev could not be set online" - return 1 - fi - udevadm settle - if ! dasd_settle "$dev"; then - echo $"Could not access DASD $dev in time" - return 1 - fi + dev="$1" + chzdev --enable --active --yes --quiet --no-root-update --force dasd "$dev" || return 1 + if ! dasd_settle "$dev"; then + echo $"Could not access DASD $dev in time" + return 1 fi - udevadm settle - - devname=$( - cd /sys/bus/ccw/devices/"$dev"/block || exit - set -- * - [ -b /dev/"$1" ] && echo "$1" - ) - devname=${devname:-dasda} + devname=$(lszdev dasd "$dev" --columns NAMES --no-headings --active) + [[ -n $devname ]] || return 1 [[ -d /mnt ]] || mkdir -p /mnt if cmsfs-fuse --to=UTF-8 -a /dev/"$devname" /mnt; then @@ -125,20 +54,22 @@ function readcmsfile() { # $1=dasdport $2=filename ret=1 fi - if ! sysecho /sys/bus/ccw/devices/"$dev"/online 0; then - echo $"DASD $dev could not be set offline again" - #return 1 - fi - udevadm settle + chzdev --disable --active --yes --quiet --no-root-update --force dasd "$dev" # unbind all dasds to unload the dasd modules for a clean start ( cd /sys/bus/ccw/drivers/dasd-eckd || exit - for i in *.*; do echo "$i" > unbind; done + for i in *.*; do echo "$i" > unbind 2> /dev/null; done + ) + ( + cd /sys/bus/ccw/drivers/dasd-fba || exit + for i in *.*; do echo "$i" > unbind 2> /dev/null; done ) udevadm settle modprobe -r dasd_eckd_mod udevadm settle + modprobe -r dasd_fba_mod + udevadm settle modprobe -r dasd_diag_mod udevadm settle modprobe -r dasd_mod @@ -151,13 +82,19 @@ processcmsfile() { SUBCHANNELS="$(echo "$SUBCHANNELS" | sed 'y/ABCDEF/abcdef/')" if [[ $NETTYPE ]]; then - ( - echo -n "$NETTYPE","$SUBCHANNELS" - [[ $PORTNAME ]] && echo -n ",portname=$PORTNAME" - [[ $LAYER2 ]] && echo -n ",layer2=$LAYER2" - [[ $NETTYPE == "ctc" ]] && [[ $CTCPROT ]] && echo -n ",protocol=$CTCPROT" - echo - ) >> /etc/ccw.conf + _cms_attrs="" + if [[ $PORTNAME ]]; then + if [[ $NETTYPE == lcs ]]; then + _cms_attrs="$_cms_attrs portno=$PORTNAME" + else + _cms_attrs="$_cms_attrs portname=$PORTNAME" + fi + fi + [[ $LAYER2 ]] && _cms_attrs="$_cms_attrs layer2=$LAYER2" + [[ $CTCPROT ]] && _cms_attrs="$_cms_attrs protocol=$CTCPROT" + # shellcheck disable=SC2086 + chzdev --enable --persistent --yes --no-root-update --force \ + "$NETTYPE" "$SUBCHANNELS" $_cms_attrs 2>&1 | vinfo OLDIFS=$IFS IFS=, @@ -178,16 +115,13 @@ processcmsfile() { [[ -f /etc/udev/rules.d/90-net.rules ]] \ || printf 'SUBSYSTEM=="net", ACTION=="online", RUN+="/sbin/initqueue --onetime --env netif=$name source_hook initqueue/online"\n' >> /etc/udev/rules.d/99-cms.rules udevadm control --reload - znet_cio_free fi if [[ $DASD ]] && [[ $DASD != "none" ]]; then - echo "$DASD" | normalize_dasd_arg > /etc/dasd.conf - echo "options dasd_mod dasd=$DASD" > /etc/modprobe.d/dasd_mod.conf - dasd_cio_free + echo "$DASD" | zdev_parse_dasd_list globals 2>&1 | vinfo + echo "$DASD" | zdev_parse_dasd_list ranges 2>&1 | vinfo fi - unset _do_zfcp for i in ${!FCP_*}; do echo "${!i}" | while read -r port rest || [ -n "$port" ]; do case $port in @@ -200,12 +134,24 @@ processcmsfile() { port="0.0.$port" ;; esac - echo "$port" "$rest" >> /etc/zfcp.conf + # shellcheck disable=SC2086 + set -- $rest + SAVED_IFS="$IFS" + IFS=":" + # Intentionally do not dynamically activate now, but only generate udev + # rules, which activate the device later during udev coldplug. + if [[ -z $rest ]]; then + chzdev --enable --persistent \ + --no-settle --yes --quiet --no-root-update --force \ + zfcp-host "$port" 2>&1 | vinfo + else + chzdev --enable --persistent \ + --no-settle --yes --quiet --no-root-update --force \ + zfcp-lun "$port:$*" 2>&1 | vinfo + fi + IFS="$SAVED_IFS" done - _do_zfcp=1 done - [[ $_do_zfcp ]] && zfcp_cio_free - unset _do_zfcp } [[ $CMSDASD ]] || CMSDASD=$(getarg "CMSDASD=") |