tests: (lsfd) add a case testing INOTIFY.INODES.RAW column on btrfs

Signed-off-by: Masatake YAMATO <yamato@redhat.com>

diff --git a/tests/expected/lsfd/mkfds-inotify-btrfs b/tests/expected/lsfd/mkfds-inotify-btrfs
new file mode 100644 (file)
index 0000000..cb55f96
--- /dev/null
+++ b/tests/expected/lsfd/mkfds-inotify-btrfs
@@ -0,0 +1,4 @@
+INOTIFY.INODES.RAW: 0
+INOTIFY.INODES.RAW == FSTAB\x0aROOT
+INOTIFY.INODES.RAW (JSON): 0
+INOTIFY.INODES.RAW == EXPECTED_JSON

diff --git a/tests/ts/lsfd/mkfds-inotify-btrfs b/tests/ts/lsfd/mkfds-inotify-btrfs
new file mode 100755 (executable)
index 0000000..5dc8e97
--- /dev/null
+++ b/tests/ts/lsfd/mkfds-inotify-btrfs
@@ -0,0 +1,91 @@
+#!/bin/bash
+#
+# Copyright (C) 2024 Masatake YAMATO <yamato@redhat.com>
+#
+# This file is part of util-linux.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+TS_TOPDIR="${0%/*}/../.."
+TS_DESC="inotify on btrfs"
+
+. "$TS_TOPDIR"/functions.sh
+ts_init "$*"
+ts_skip_nonroot
+
+ts_check_test_command "$TS_CMD_LSFD"
+ts_check_test_command "$TS_CMD_FINDMNT"
+ts_check_prog "stat"
+ts_check_prog "sed"
+ts_check_prog "mkfs.btrfs"
+ts_check_prog "dd"
+
+ts_cd "$TS_OUTDIR"
+
+IMG=img.btrfs
+MNTPNT=mntpnt
+mkdir -p $MNTPNT
+dd if=/dev/zero of=$IMG bs=114294784 count=1 status=none
+if ! mkfs.btrfs -q $IMG; then
+    ts_skip "failed to make a btrfs image: $IMG"
+fi
+if ! mount $IMG $MNTPNT; then
+    ts_skip "failed to mount a btrfs image, $IMG to $MNTPNT"
+fi
+trap "umount $MNTPNT; rm -f $IMG" EXIT
+
+if ! touch $MNTPNT/fstab; then
+    ts_skip "failed to touch a file on a btrfs filesystem: $MNTPNT/fstab"
+fi
+
+PID=
+FD=3
+ROOT="$(stat -c %i $MNTPNT)"@"$($TS_CMD_FINDMNT --raw --noheadings -oMAJ:MIN --target $MNTPNT)"
+FSTAB="$(stat -c %i $MNTPNT/fstab)"@"$($TS_CMD_FINDMNT --raw --noheadings -oMAJ:MIN --target $MNTPNT/fstab)"
+{
+    coproc MKFDS { "$TS_HELPER_MKFDS" inotify $FD dir=$MNTPNT file=$MNTPNT/fstab; }
+    if read -u ${MKFDS[0]} PID; then
+       EXPR='(PID == '"${PID}"') and (FD == '"$FD"')'
+       INODES_RAW=$(${TS_CMD_LSFD} --raw -n -o INOTIFY.INODES.RAW -Q "${EXPR}")
+       echo "INOTIFY.INODES.RAW": $?
+       if [[ "$INODES_RAW" ==  "${FSTAB}"'\x0a'"${ROOT}" ]]; then
+           echo "INOTIFY.INODES.RAW" == FSTAB'\x0a'ROOT
+       else
+           echo "INOTIFY.INODES.RAW": "$INODES_RAW"
+           echo "FSTAB": "$FSTAB"
+           echo "ROOT": "$ROOT"
+       fi
+       INODES_RAW_JSON=$(${TS_CMD_LSFD} -J --raw -n -o INOTIFY.INODES.RAW -Q "${EXPR}")
+       echo "INOTIFY.INODES.RAW (JSON)": $?
+       EXPECTED_JSON=$(cat<<EOF
+{
+   "lsfd": [
+      {
+         "inotify.inodes.raw": [
+             "$FSTAB", "$ROOT"
+         ]
+      }
+   ]
+}
+EOF
+       )
+       if [[ "$INODES_RAW_JSON" ==  "${EXPECTED_JSON}" ]]; then
+           echo "INOTIFY.INODES.RAW" == EXPECTED_JSON
+       else
+           echo "INOTIFY.INODES.RAW": "$INODES_RAW_JSON"
+       fi
+
+       echo DONE >&"${MKFDS[1]}"
+    fi
+    wait "${MKFDS_PID}"
+} > "$TS_OUTPUT" 2>&1
+
+ts_finalize