common/xfs: Fix _require_scratch_xfs_shrink bug

[xfstests-dev.git] / common / xfs

diff --git a/common/xfs b/common/xfs
index 559d0046160599a2fcba6fc2c9652c5e18fb8160..c5e3942721dbc1cd0b63462b73aa47c568e2ec40 100644 (file)
--- a/common/xfs
+++ b/common/xfs
@@ -194,6 +194,31 @@ _xfs_get_file_block_size()
        $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g'
 }
 
+# Set or clear the realtime status of every supplied path.  The first argument
+# is either 'data' or 'realtime'.  All other arguments should be paths to
+# existing directories or empty regular files.
+#
+# For each directory, each file subsequently created will target the given
+# device for file data allocations.  For each empty regular file, each
+# subsequent file data allocation will be on the given device.
+_xfs_force_bdev()
+{
+       local device="$1"
+       shift
+       local chattr_arg=""
+
+       case "$device" in
+       "data")         chattr_arg="-t";;
+       "realtime")     chattr_arg="+t";;
+       *)
+               echo "${device}: Don't know what device this is?"
+               return 1
+               ;;
+       esac
+
+       $XFS_IO_PROG -c "chattr $chattr_arg" "$@"
+}
+
 _xfs_get_fsxattr()
 {
        local field="$1"
@@ -478,7 +503,7 @@ _xfs_metadump() {
        $XFS_METADUMP_PROG $options "$device" "$metadump"
        res=$?
        [ "$compressopt" = "compress" ] && [ -n "$DUMP_COMPRESSOR" ] &&
-               $DUMP_COMPRESSOR "$metadump" &> /dev/null
+               $DUMP_COMPRESSOR -f "$metadump" &> /dev/null
        return $res
 }
 
@@ -786,6 +811,27 @@ _require_xfs_mkfs_without_validation()
        fi
 }
 
+_require_scratch_xfs_shrink()
+{
+       _require_scratch
+       _require_command "$XFS_GROWFS_PROG" xfs_growfs
+
+       _scratch_mkfs_xfs | _filter_mkfs 2>$tmp.mkfs >/dev/null
+       . $tmp.mkfs
+       _scratch_mount
+       # here just to check if kernel supports, no need do more extra work
+       local errmsg
+       errmsg=$($XFS_GROWFS_PROG -D$((dblocks-1)) "$SCRATCH_MNT" 2>&1)
+       if [ "$?" -ne 0 ]; then
+               echo "$errmsg" | grep 'XFS_IOC_FSGROWFSDATA xfsctl failed: Invalid argument' > /dev/null && \
+                       _notrun "kernel does not support shrinking"
+               echo "$errmsg" | grep 'data size .* too small, old size is ' > /dev/null && \
+                       _notrun "xfsprogs does not support shrinking"
+               _fail "$XFS_GROWFS_PROG failed unexpectedly: $errmsg"
+       fi
+       _scratch_unmount
+}
+
 # XFS ability to change UUIDs on V5/CRC filesystems
 #
 _require_meta_uuid()
@@ -1144,6 +1190,18 @@ _check_scratch_xfs_features()
        test "${found}" -eq "$#"
 }
 
+# Skip a test if any of the given fs features aren't present on the scratch
+# filesystem.  The scratch fs must have been formatted already.
+_require_scratch_xfs_features()
+{
+       local features="$(_scratch_xfs_db -c 'version' 2>/dev/null)"
+
+       for feature in "$@"; do
+               echo "${features}" | grep -q -w "${feature}" ||
+                       _notrun "Missing scratch feature: ${feature}"
+       done
+}
+
 # Decide if xfs_repair knows how to set (or clear) a filesystem feature.
 _require_xfs_repair_upgrade()
 {
@@ -1185,3 +1243,19 @@ _xfs_timestamp_range()
                        awk '{printf("%s %s", $1, $2);}'
        fi
 }
+
+# Require that the scratch device exists, that mkfs can format with bigtime
+# enabled, that the kernel can mount such a filesystem, and that xfs_info
+# advertises the presence of that feature.
+_require_scratch_xfs_bigtime()
+{
+       _require_scratch
+
+       _scratch_mkfs -m bigtime=1 &>/dev/null || \
+               _notrun "mkfs.xfs doesn't support bigtime feature"
+       _try_scratch_mount || \
+               _notrun "kernel doesn't support xfs bigtime feature"
+       $XFS_INFO_PROG "$SCRATCH_MNT" | grep -q -w "bigtime=1" || \
+               _notrun "bigtime feature not advertised on mount?"
+       _scratch_unmount
+}