diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 17:43:00 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 17:43:00 +0000 |
commit | 89853c290fd822a88c56150dde50aaa1421c0c8c (patch) | |
tree | c88de9d39f187cf339e1add1f768bbda4a61130f /debian/mkconf | |
parent | Adding upstream version 4.2. (diff) | |
download | mdadm-89853c290fd822a88c56150dde50aaa1421c0c8c.tar.xz mdadm-89853c290fd822a88c56150dde50aaa1421c0c8c.zip |
Adding debian version 4.2-5.debian/4.2-5debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rwxr-xr-x | debian/mkconf | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/debian/mkconf b/debian/mkconf new file mode 100755 index 0000000..4dd09b1 --- /dev/null +++ b/debian/mkconf @@ -0,0 +1,104 @@ +#!/bin/sh +# +# mkconf -- outputs valid mdadm.conf contents for the local system +# +# Copyright © martin f. krafft <madduck@madduck.net> +# distributed under the terms of the Artistic Licence 2.0 +# +set -eu + +ME="${0##*/}" +MDADM=/sbin/mdadm +DEBIANCONFIG=/etc/default/mdadm +CONFIG=/etc/mdadm/mdadm.conf + +# initialise config variables in case the environment leaks +MAILADDR= DEVICE= HOMEHOST= PROGRAM= + +test -r $DEBIANCONFIG && . $DEBIANCONFIG + +if [ -n "${MDADM_MAILADDR__:-}" ]; then + # honour MAILADDR from the environment (from postinst) + MAILADDR="$MDADM_MAILADDR__" +else + # preserve existing MAILADDR + MAILADDR="$(sed -ne 's/^MAILADDR //p' $CONFIG 2>/dev/null)" || : +fi + +# save existing values as defaults +if [ -r "$CONFIG" ]; then + DEVICE="$(sed -ne 's/^DEVICE //p' $CONFIG)" + HOMEHOST="$(sed -ne 's/^HOMEHOST //p' $CONFIG)" + PROGRAM="$(sed -ne 's/^PROGRAM //p' $CONFIG)" +fi + +[ "${1:-}" = force-generate ] && rm -f $CONFIG +case "${1:-}" in + generate|force-generate) + [ -n "${2:-}" ] && CONFIG=$2 + # only barf if the config file specifies anything else than MAILADDR + if egrep -qv '^(MAILADDR.*|#.*|)$' $CONFIG 2>/dev/null; then + echo "E: $ME: $CONFIG already exists." >&2 + exit 255 + fi + + mkdir --parent ${CONFIG%/*} + exec >$CONFIG + ;; +esac + +cat <<_eof +# mdadm.conf +# +# !NB! Run update-initramfs -u after updating this file. +# !NB! This will ensure that initramfs has an uptodate copy. +# +# Please refer to mdadm.conf(5) for information about this file. +# + +# by default (built-in), scan all partitions (/proc/partitions) and all +# containers for MD superblocks. alternatively, specify devices to scan, using +# wildcards if desired. +#DEVICE ${DEVICE:-partitions containers} + +# automatically tag new arrays as belonging to the local system +HOMEHOST ${HOMEHOST:-<system>} + +# instruct the monitoring daemon where to send mail alerts +MAILADDR ${MAILADDR:-root} + +_eof + +if [ -n "${PROGRAM:-}" ]; then + cat <<-_eof + # program to run when mdadm monitor detects potentially interesting events + PROGRAM ${PROGRAM} + + _eof +fi + +error=0 +if [ ! -r /proc/mdstat ]; then + echo W: $ME: MD subsystem is not loaded, thus I cannot scan for arrays. >&2 + error=1 +elif [ ! -r /proc/partitions ]; then + echo W: $ME: /proc/partitions cannot be read, thus I cannot scan for arrays. >&2 + error=2 +else + echo "# definitions of existing MD arrays" + if ! $MDADM --examine --scan --config=partitions; then + error=$(($? + 128)) + echo W: $ME: failed to scan for partitions. >&2 + echo "### WARNING: scan failed." + else + echo + fi +fi + +if [ -z "${SOURCE_DATE_EPOCH:-}" ]; then + echo "# This configuration was auto-generated on $(date -R) by mkconf" +else + echo "# This configuration was auto-generated on $(date -R --utc -d@$SOURCE_DATE_EPOCH) by mkconf" +fi + +exit $error |