xfs: refactor calls to xfs_admin

[xfstests-dev.git] / common / xfs

diff --git a/common/xfs b/common/xfs
index af2b62ba920a8a069fe31abd58963800aae783f7..d9a9784f2fb9557a5747db88d3817a4a5947eae3 100644 (file)
--- a/common/xfs
+++ b/common/xfs
@@ -77,6 +77,63 @@ _scratch_mkfs_xfs_supported()
        return $mkfs_status
 }
 
+# Returns the minimum XFS log size, in units of log blocks.
+_scratch_find_xfs_min_logblocks()
+{
+       local mkfs_cmd="`_scratch_mkfs_xfs_opts`"
+
+       # The smallest log size we can specify is 2M (XFS_MIN_LOG_BYTES) so
+       # pass that in and see if mkfs succeeds or tells us what is the
+       # minimum log size.
+       local XFS_MIN_LOG_BYTES=2097152
+
+       # Try formatting the filesystem with all the options given and the
+       # minimum log size.  We hope either that this succeeds or that mkfs
+       # tells us the required minimum log size for the feature set.
+       #
+       # We cannot use _scratch_do_mkfs because it will retry /any/ failed
+       # mkfs with MKFS_OPTIONS removed even if the only "failure" was that
+       # the log was too small.
+       local extra_mkfs_options="$* -N -l size=$XFS_MIN_LOG_BYTES"
+       eval "$mkfs_cmd $MKFS_OPTIONS $extra_mkfs_options $SCRATCH_DEV" \
+               2>$tmp.mkfserr 1>$tmp.mkfsstd
+       local mkfs_status=$?
+
+       # If the format fails for a reason other than the log being too small,
+       # try again without MKFS_OPTIONS because that's what _scratch_do_mkfs
+       # will do if we pass in the log size option.
+       if [ $mkfs_status -ne 0 ] &&
+          ! grep -q 'log size.*too small, minimum' $tmp.mkfserr; then
+               eval "$mkfs_cmd $extra_mkfs_options $SCRATCH_DEV" \
+                       2>$tmp.mkfserr 1>$tmp.mkfsstd
+               mkfs_status=$?
+       fi
+
+       # mkfs suceeded, so we must pick out the log block size to do the
+       # unit conversion
+       if [ $mkfs_status -eq 0 ]; then
+               blksz="$(grep '^log.*bsize' $tmp.mkfsstd | \
+                       sed -e 's/log.*bsize=\([0-9]*\).*$/\1/g')"
+               echo $((XFS_MIN_LOG_BYTES / blksz))
+               rm -f $tmp.mkfsstd $tmp.mkfserr
+               return
+       fi
+
+       # Usually mkfs will tell us the minimum log size...
+       if grep -q 'minimum size is' $tmp.mkfserr; then
+               grep 'minimum size is' $tmp.mkfserr | \
+                       sed -e 's/^.*minimum size is \([0-9]*\) blocks/\1/g'
+               rm -f $tmp.mkfsstd $tmp.mkfserr
+               return
+       fi
+
+       # Don't know what to do, so fail
+       echo "Cannot determine minimum log size" >&2
+       cat $tmp.mkfsstd >> $seqres.full
+       cat $tmp.mkfserr >> $seqres.full
+       rm -f $tmp.mkfsstd $tmp.mkfserr
+}
+
 _scratch_mkfs_xfs()
 {
        local mkfs_cmd="`_scratch_mkfs_xfs_opts`"
@@ -161,6 +218,14 @@ _scratch_xfs_db()
        $XFS_DB_PROG "$@" $(_scratch_xfs_db_options)
 }
 
+_scratch_xfs_admin()
+{
+       local options=("$SCRATCH_DEV")
+       [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \
+               options+=("$SCRATCH_LOGDEV")
+       $XFS_ADMIN_PROG "$@" "${options[@]}"
+}
+
 _scratch_xfs_logprint()
 {
        SCRATCH_OPTIONS=""
@@ -737,7 +802,12 @@ _require_xfs_spaceman_command()
        _require_command "$XFS_SPACEMAN_PROG" "xfs_spaceman"
 
        testfile=$TEST_DIR/$$.xfs_spaceman
+       touch $testfile
        case $command in
+       "health")
+               testio=`$XFS_SPACEMAN_PROG -c "health $param" $TEST_DIR 2>&1`
+               param_checked=1
+               ;;
        *)
                testio=`$XFS_SPACEMAN_PROG -c "help $command" $TEST_DIR 2>&1`
        esac
@@ -751,6 +821,8 @@ _require_xfs_spaceman_command()
                _notrun "xfs_spaceman $command failed (old kernel/wrong fs/bad args?)"
        echo $testio | grep -q "foreign file active" && \
                _notrun "xfs_spaceman $command not supported on $FSTYP"
+       echo $testio | grep -q "Inappropriate ioctl for device" && \
+               _notrun "xfs_spaceman $command support is missing (missing ioctl?)"
        echo $testio | grep -q "Function not implemented" && \
                _notrun "xfs_spaceman $command support is missing (missing syscall?)"
 
@@ -814,3 +886,49 @@ _force_xfsv4_mount_options()
        fi
        echo "MOUNT_OPTIONS = $MOUNT_OPTIONS" >>$seqres.full
 }
+
+# Find AG count of mounted filesystem
+_xfs_mount_agcount()
+{
+       $XFS_INFO_PROG "$1" | grep agcount= | sed -e 's/^.*agcount=\([0-9]*\),.*$/\1/g'
+}
+
+# Wipe the superblock of each XFS AGs
+_try_wipe_scratch_xfs()
+{
+       local num='^[0-9]+$'
+       local agcount
+       local agsize
+       local dbsize
+
+       # Try to wipe each SB if there's an existed XFS
+       agcount=`_scratch_xfs_get_sb_field agcount 2>/dev/null`
+       agsize=`_scratch_xfs_get_sb_field agblocks 2>/dev/null`
+       dbsize=`_scratch_xfs_get_sb_field blocksize 2>/dev/null`
+       if [[ $agcount =~ $num && $agsize =~ $num && $dbsize =~ $num ]];then
+               for ((i = 0; i < agcount; i++)); do
+                       $XFS_IO_PROG -c "pwrite $((i * dbsize * agsize)) $dbsize" \
+                               $SCRATCH_DEV >/dev/null;
+               done
+       fi
+
+       # Try to wipe each SB by default mkfs.xfs geometry
+       local tmp=`mktemp -u`
+       unset agcount agsize dbsize
+       _scratch_mkfs_xfs -N 2>/dev/null | perl -ne '
+               if (/^meta-data=.*\s+agcount=(\d+), agsize=(\d+) blks/) {
+                       print STDOUT "agcount=$1\nagsize=$2\n";
+               }
+               if (/^data\s+=\s+bsize=(\d+)\s/) {
+                       print STDOUT "dbsize=$1\n";
+               }' > $tmp.mkfs
+
+       . $tmp.mkfs
+       if [[ $agcount =~ $num && $agsize =~ $num && $dbsize =~ $num ]];then
+               for ((i = 0; i < agcount; i++)); do
+                       $XFS_IO_PROG -c "pwrite $((i * dbsize * agsize)) $dbsize" \
+                               $SCRATCH_DEV >/dev/null;
+               done
+       fi
+       rm -f $tmp.mkfs
+}