Adding upstream version 060+5.upstream/060+5

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 80 insertions, 0 deletions

diff --git a/modules.d/95zfcp_rules/module-setup.sh b/modules.d/95zfcp_rules/module-setup.sh
new file mode 100755
index 0000000..dfa7951
--- /dev/null
+++ b/modules.d/95zfcp_rules/module-setup.sh
@@ -0,0 +1,80 @@
+#!/bin/bash
+
+# called by dracut
+cmdline() {
+    is_zfcp() {
+        local _dev=$1
+        local _devpath
+        _devpath=$(
+            cd -P /sys/dev/block/"$_dev" || exit
+            echo "$PWD"
+        )
+        local _sdev _scsiid _hostno _lun _wwpn _ccw _port_type
+        local _allow_lun_scan _is_npiv
+
+        read -r _allow_lun_scan < /sys/module/zfcp/parameters/allow_lun_scan
+        [ "${_devpath#*/sd}" == "$_devpath" ] && return 1
+        _sdev="${_devpath%%/block/*}"
+        [ -e "${_sdev}"/fcp_lun ] || return 1
+        _scsiid="${_sdev##*/}"
+        _hostno="${_scsiid%%:*}"
+        [ -d /sys/class/fc_host/host"${_hostno}" ] || return 1
+        read -r _port_type < /sys/class/fc_host/host"${_hostno}"/port_type
+        case "$_port_type" in
+            NPIV*)
+                _is_npiv=1
+                ;;
+        esac
+        read -r _ccw < "${_sdev}"/hba_id
+        if [ "$_is_npiv" ] && [ "$_allow_lun_scan" = "Y" ]; then
+            echo "rd.zfcp=${_ccw}"
+        else
+            read -r _lun < "${_sdev}"/fcp_lun
+            read -r _wwpn < "${_sdev}"/wwpn
+            echo "rd.zfcp=${_ccw},${_wwpn},${_lun}"
+        fi
+        return 0
+    }
+    [[ $hostonly ]] || [[ $mount_needs ]] && {
+        for_each_host_dev_and_slaves_all is_zfcp
+    } | sort | uniq
+}
+
+# called by dracut
+check() {
+    local _arch=${DRACUT_ARCH:-$(uname -m)}
+    local _ccw
+    [ "$_arch" = "s390" -o "$_arch" = "s390x" ] || return 1
+
+    [[ $hostonly ]] || [[ $mount_needs ]] && {
+        found=0
+        for _ccw in /sys/bus/ccw/devices/*/host*; do
+            [ -d "$_ccw" ] || continue
+            found=$((found + 1))
+        done
+        [ $found -eq 0 ] && return 255
+    }
+    return 0
+}
+
+# called by dracut
+depends() {
+    echo bash
+    return 0
+}
+
+# called by dracut
+install() {
+    inst_hook cmdline 30 "$moddir/parse-zfcp.sh"
+    if [[ $hostonly_cmdline == "yes" ]]; then
+        local _zfcp
+
+        for _zfcp in $(cmdline); do
+            printf "%s\n" "$_zfcp" >> "${initdir}/etc/cmdline.d/94zfcp.conf"
+        done
+    fi
+    if [[ $hostonly ]]; then
+        inst_rules_wildcard "51-zfcp-*.rules"
+        inst_rules_wildcard "41-zfcp-*.rules"
+    fi
+}