From 52c583046beccb1751d48d17f5f39f37b45a5fdc Mon Sep 17 00:00:00 2001
From: adilger <adilger>
Date: Wed, 13 Aug 2003 17:00:05 +0000
Subject: [PATCH] First test for io sanity - force a zero-length read from a
 sparse stripe.

---
 lustre/tests/iosanity.sh | 149 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 lustre/tests/iosanity.sh

diff --git a/lustre/tests/iosanity.sh b/lustre/tests/iosanity.sh
new file mode 100644
index 0000000..8fc483e
--- /dev/null
+++ b/lustre/tests/iosanity.sh
@@ -0,0 +1,149 @@
+#!/bin/bash
+#
+# Run select tests by setting ONLY, or as arguments to the script.
+# Skip specific tests by setting EXCEPT.
+#
+# e.g. ONLY="22 23" or ONLY="`seq 32 39`" or EXCEPT="31"
+set -e
+
+ONLY=${ONLY:-"$*"}
+# bug number for skipped test:
+ALWAYS_EXCEPT=${ALWAYS_EXCEPT:-""}
+
+SRCDIR=`dirname $0`
+PATH=$PWD/$SRCDIR:$SRCDIR:$SRCDIR/../utils:$PATH
+
+CHECKSTAT=${CHECKSTAT:-"checkstat -v"}
+CREATETEST=${CREATETEST:-createtest}
+LFIND=${LFIND:-lfind}
+LSTRIPE=${LSTRIPE:-lstripe}
+LCTL=${LCTL:-lctl}
+MCREATE=${MCREATE:-mcreate}
+OPENFILE=${OPENFILE:-openfile}
+OPENUNLINK=${OPENUNLINK:-openunlink}
+TOEXCL=${TOEXCL:-toexcl}
+TRUNCATE=${TRUNCATE:-truncate}
+MUNLINK=${MUNLINK:-munlink}
+
+export NAME=${NAME:-local}
+
+SAVE_PWD=$PWD
+
+clean() {
+	echo -n "cln.."
+	sh llmountcleanup.sh > /dev/null || exit 20
+}
+CLEAN=${CLEAN:-clean}
+
+start() {
+	echo -n "mnt.."
+	sh llrmount.sh > /dev/null || exit 10
+	echo "done"
+}
+START=${START:-start}
+
+log() {
+	echo "$*"
+	lctl mark "$*" 2> /dev/null || true
+}
+
+run_one() {
+	if ! mount | grep -q $DIR; then
+		$START
+	fi
+	log "== test $1: $2"
+	test_$1 || error "test_$1: $?"
+	pass
+	cd $SAVE_PWD
+	$CLEAN
+}
+
+build_test_filter() {
+        for O in $ONLY; do
+            eval ONLY_${O}=true
+        done
+        for E in $EXCEPT $ALWAYS_EXCEPT; do
+            eval EXCEPT_${E}=true
+        done
+}
+
+_basetest() {
+    echo $*
+}
+
+basetest() {
+    IFS=abcdefghijklmnopqrstuvwxyz _basetest $1
+}
+
+run_test() {
+         base=`basetest $1`
+         if [ "$ONLY" ]; then
+                 testname=ONLY_$1
+                 if [ ${!testname}x != x ]; then
+ 			run_one $1 "$2"
+ 			return $?
+                 fi
+                 testname=ONLY_$base
+                 if [ ${!testname}x != x ]; then
+                         run_one $1 "$2"
+                         return $?
+                 fi
+                 echo -n "."
+                 return 0
+ 	fi
+        testname=EXCEPT_$1
+        if [ ${!testname}x != x ]; then
+                 echo "skipping excluded test $1"
+                 return 0
+        fi
+        testname=EXCEPT_$base
+        if [ ${!testname}x != x ]; then
+                 echo "skipping excluded test $1 (base $base)"
+                 return 0
+        fi
+        run_one $1 "$2"
+ 	return $?
+}
+
+error() { 
+	log "FAIL: $@"
+	exit 1
+}
+
+pass() { 
+	echo PASS
+}
+
+MOUNT="`mount | awk '/^'$NAME' .* lustre_lite / { print $3 }'`"
+if [ -z "$MOUNT" ]; then
+	sh llmount.sh
+	MOUNT="`mount | awk '/^'$NAME' .* lustre_lite / { print $3 }'`"
+	[ -z "$MOUNT" ] && error "NAME=$NAME not mounted"
+	I_MOUNTED=yes
+fi
+
+[ `echo $MOUNT | wc -w` -gt 1 ] && error "NAME=$NAME mounted more than once"
+
+DIR=${DIR:-$MOUNT}
+[ -z "`echo $DIR | grep $MOUNT`" ] && echo "$DIR not in $MOUNT" && exit 99
+
+[ `ls -d /proc/fs/lustre/osc/OSC* 2> /dev/null | wc -l` -gt 1 ] && LOV=yes
+
+rm -rf $DIR/[df][1-9]*
+
+build_test_filter
+
+test_1() {
+	[ "$LOV" != "yes" ] && echo "skipping LOV-only test" && return
+	dd if=/dev/zero of=$DIR/f1 bs=4k count=1 seek=127
+	dd if=$DIR/f1 bs=4k count=1
+}
+run_test 0 "zero length read from a sparse stripe =============="
+
+log "cleanup: ======================================================"
+rm -rf $DIR/[df][1-9]*
+if [ "$I_MOUNTED" = "yes" -a "`mount | grep ^$NAME`" ]; then
+	sh llmountcleanup.sh || error
+fi
+
+echo '=========================== finished ==============================='
-- 
1.8.3.1