tests: add simple & stupid script to generate lsblk /sys and /proc dump

Signed-off-by: Karel Zak <kzak@redhat.com>

tests/ts/lsblk/mk-input.sh

@@ -0,0 +1,98 @@
+#!/bin/bash
+#
+# Copyright (C) 2018 Karel Zak <kzak@redhat.com>
+#
+# This script makes a copy of relevant files from /sys and /proc.
+# The files are useful for lscpu(1) regression tests.
+#
+progname=$(basename $0)
+
+if [ -z "$1" ]; then
+	echo -e "\nusage: $progname <testname>\n"
+	exit 1
+fi
+
+TS_DUMP="$1"
+TS_CMD_LSBLK=${TS_CMD_LSBLK:-"lsblk"}
+
+#
+# procfs
+#
+mkdir -p $TS_DUMP/proc
+mkdir -p $TS_DUMP/proc/self
+cp /proc/self/mountinfo ${TS_DUMP}/proc/self
+cp /proc/swaps ${TS_DUMP}/proc/swaps
+cp /proc/version ${TS_DUMP}/proc/version
+
+
+#
+# sysfs
+#
+mkdir -p $TS_DUMP/sys/{block,dev/block}
+cp --no-dereference /sys/dev/block/* ${TS_DUMP}/sys/dev/block
+cp --no-dereference /sys/block/* ${TS_DUMP}/sys/block
+
+DEVS=$(find /sys/dev/block/ -type l)
+for x in ${DEVS}; do
+	DEV="/sys/dev/block/$(readlink $x)"
+
+	mkdir -p ${TS_DUMP}/${DEV}
+
+	# attributes
+	for f in $(find ${DEV} -type f -not -path '*/trace/*' -not -path '*/uevent'); do
+		if [ ! -f ${TS_DUMP}/${f} ]; then
+			SUB=$(dirname $f)
+			mkdir -p ${TS_DUMP}/${SUB}
+			cp $f ${TS_DUMP}/$f 2> /dev/null
+		fi
+	done
+
+	# symlinks (slave, holders, etc.)
+	for f in $(find ${DEV} -type l -not -path '*/subsystem' -not -path '*/bdi'); do
+		if [ ! -f ${TS_DUMP}/${f} ]; then
+			SUB=$(dirname $f)
+			mkdir -p ${TS_DUMP}/${SUB}
+			cp --no-dereference $f ${TS_DUMP}/$f
+		fi
+	done
+
+	# device/ files
+	if [ -d ${DEV}/device/ ]; then 
+		for f in $(find ${DEV}/device/ -maxdepth 1 -type f -not -path '*/uevent'); do
+			if [ ! -f ${TS_DUMP}/${f} ]; then
+				SUB=$(dirname $f)
+				cp $f ${TS_DUMP}/$f 2> /dev/null
+			fi
+		done
+	fi
+
+done
+
+
+function mk_output {
+	cols="$2"
+	name="$1"
+
+	$TS_CMD_LSBLK -o NAME,${cols} > ${TS_DUMP}/lsblk.${name}
+}
+
+#
+# lsblk info
+#
+$TS_CMD_LSBLK -V &> ${TS_DUMP}/version
+
+mk_output basic KNAME,MAJ:MIN,RM,SIZE,TYPE,MOUNTPOINT
+mk_output vendor MODEL,VENDOR,REV
+mk_output state RO,RM,HOTPLUG,RAND,STATE,ROTA,TYPE,PKNAME,SCHED
+mk_output rw RA,WSAME
+mk_output topo SIZE,ALIGNMENT,MIN-IO,OPT-IO,PHY-SEC,LOG-SEC,RQ-SIZE
+mk_output discard DISC-ALN,DISC-GRAN,DISC-MAX,DISC-ZERO
+mk_output zone ZONED
+
+
+tar zcvf lsblk-$TS_DUMP.tar.gz $TS_DUMP
+rm -rf $TS_DUMP
+
+echo -e "\nPlease, send lsblk-$TS_DUMP.tar.gz to util-linux upstream. Thanks!\n"
+
+