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-rw-r--r--tests/f_large_dir/script90
1 files changed, 90 insertions, 0 deletions
diff --git a/tests/f_large_dir/script b/tests/f_large_dir/script
new file mode 100644
index 0000000..e323583
--- /dev/null
+++ b/tests/f_large_dir/script
@@ -0,0 +1,90 @@
+OUT=$test_name.log
+EXP=$test_dir/expect
+E2FSCK=../e2fsck/e2fsck
+
+NAMELEN=255
+DIRENT_SZ=8
+BLOCKSZ=1024
+INODESZ=128
+DIRENT_PER_LEAF=$((BLOCKSZ / (NAMELEN + DIRENT_SZ)))
+HEADER=32
+INDEX_SZ=8
+INDEX_L1=$(((BLOCKSZ - HEADER) / INDEX_SZ))
+INDEX_L2=$(((BLOCKSZ - DIRENT_SZ) / INDEX_SZ))
+DIRBLK=$((2 + INDEX_L1 * INDEX_L2))
+ENTRIES=$((DIRBLK * DIRENT_PER_LEAF))
+EXT4_LINK_MAX=65000
+if [ $ENTRIES -lt $((EXT4_LINK_MAX + 10)) ]; then
+ ENTRIES=$((EXT4_LINK_MAX + 10))
+ DIRBLK=$((ENTRIES / DIRENT_PER_LEAF + 3))
+fi
+# directory leaf blocks plus inode count and 25% for the rest of the fs
+FSIZE=$(((DIRBLK + EXT4_LINK_MAX * ((BLOCKSZ + INODESZ) / BLOCKSZ)) * 5 / 4))
+
+$MKE2FS -b 1024 -O large_dir,uninit_bg -N $((ENTRIES + 50)) \
+ -I $INODESZ -F $TMPFILE $FSIZE > $OUT.new 2>&1
+RC=$?
+if [ $RC -eq 0 ]; then
+{
+ # First some initial fs setup to create indexed dir
+ echo "mkdir /foo"
+ echo "cd /foo"
+ touch $TMPFILE.tmp
+ echo "write $TMPFILE.tmp foofile"
+ i=0
+ while test $i -lt $DIRENT_PER_LEAF ; do
+ printf "mkdir d%0254u\n" $i
+ i=$((i + 1));
+ done
+ echo "expand ./"
+ printf "mkdir d%0254u\n" $i
+} | $DEBUGFS -w $TMPFILE > /dev/null 2>> $OUT.new
+ RC=$?
+ # e2fsck should optimize the dir to become indexed
+ $E2FSCK -yfD $TMPFILE >> $OUT.new 2>&1
+ status=$?
+ echo Exit status is $status >> $OUT.new
+fi
+
+if [ $RC -eq 0 ]; then
+{
+ START=$SECONDS
+ i=$(($DIRENT_PER_LEAF+1))
+ last=$i
+ echo "cd /foo"
+ while test $i -lt $ENTRIES ; do
+ ELAPSED=$((SECONDS - START))
+ if test $((i % 5000)) -eq 0 -a $ELAPSED -gt 10; then
+ RATE=$(((i - last) / ELAPSED))
+ echo "$test_name: $i/$ENTRIES links, ${ELAPSED}s @ $RATE/s" >&2
+ START=$SECONDS
+ last=$i
+ fi
+ if test $i -lt $((EXT4_LINK_MAX + 10)); then
+ printf "mkdir d%0254u\n" $i
+ else
+ printf "ln foofile f%0254u\n" $i
+ fi
+ i=$((i + 1))
+ done
+} | $DEBUGFS -w $TMPFILE > /dev/null 2>> $OUT.new
+ RC=$?
+fi
+
+if [ $RC -eq 0 ]; then
+ $E2FSCK -yfD $TMPFILE >> $OUT.new 2>&1
+ status=$?
+ echo Exit status is $status >> $OUT.new
+ sed -f $cmd_dir/filter.sed -e "s;$TMPFILE;test.img;" $OUT.new > $OUT
+ rm -f $OUT.new
+
+ cmp -s $OUT $EXP
+ RC=$?
+fi
+if [ $RC -eq 0 ]; then
+ echo "$test_name: $test_description: ok"
+ touch $test_name.ok
+else
+ echo "$test_name: $test_description: failed"
+ diff -u $EXP $OUT > $test_name.failed
+fi