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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:49:25 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:49:25 +0000
commit464df1d5e5ab1322e2dd0a7796939fff1aeefa9a (patch)
tree6a403684e0978f0287d7f0ec0e5aab1fd31a59e1 /tests/u_offset
parentInitial commit. (diff)
downloade2fsprogs-upstream.tar.xz
e2fsprogs-upstream.zip
Adding upstream version 1.47.0.upstream/1.47.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/u_offset')
-rw-r--r--tests/u_offset/script138
1 files changed, 138 insertions, 0 deletions
diff --git a/tests/u_offset/script b/tests/u_offset/script
new file mode 100644
index 0000000..c3e03b7
--- /dev/null
+++ b/tests/u_offset/script
@@ -0,0 +1,138 @@
+test_description="e2undo with the offset option (-o offset)"
+OUT="$test_name.log"
+TMPFILE2="${TMPFILE}_2"
+TDB_FILE="$TMPFILE.e2undo"
+
+E2UNDO_FEATURE_COMPAT_OFFSET=1
+
+trap "rm -f $TMPFILE2 $TDB_FILE" EXIT INT QUIT
+
+read_header_entry() {
+ # $2 is just used as a dummy - it is never used by e2undo
+ # when dumping the header
+ $E2UNDO -h "$1" "$2" | grep "^$3:"
+}
+
+read_header_offset() {
+ read_header_entry "$TDB_FILE" "$TMPFILE" "fs offset" | cut -f2
+}
+
+read_header_compat() {
+ read_header_entry "$TDB_FILE" "$TMPFILE" "compat" | cut -f3
+}
+
+e2undo_offset_assert() {
+ if [ "$crc_exp" != "$crc_act" -o \
+ "$offset_exp" != "$offset_act" -o \
+ $(($compat_act & $E2UNDO_FEATURE_COMPAT_OFFSET)) -ne $compat_exp ]
+ then
+ echo "$1" >> "$test_name.failed"
+ echo "crc_exp: $crc_exp" >> "$test_name.failed"
+ echo "crc_act: $crc_act" >> "$test_name.failed"
+ echo "offset_exp: $offset_exp" >> "$test_name.failed"
+ echo "offset_act: $offset_act" >> "$test_name.failed"
+ echo "compat_exp: $compat_exp" >> "$test_name.failed"
+ echo "compat_act: $compat_act" >> "$test_name.failed"
+ fi
+}
+
+init_fs() {
+ echo "#" >> "$OUT"
+ echo "# init fs for $1" >> "$OUT"
+ echo "#" >> "$OUT"
+ rm -f "$TDB_FILE"
+ dd if=/dev/zero of="$TMPFILE" bs=1k count=1024 > /dev/null 2>&1
+ $MKE2FS -F -z "$TDB_FILE" -b 1024 -E offset=524288 "$TMPFILE" 512 \
+ >> "$OUT" 2>&1
+}
+
+#
+# test absence of the "-o N" option
+#
+test_e2undo_offset_no_option() {
+ init_fs "test_e2undo_offset_no_option"
+
+ $E2UNDO "$TDB_FILE" "$TMPFILE" >> "$OUT" 2>&1
+
+ crc_exp=`dd if=/dev/zero bs=1k count=1024 2>/dev/null | $CRCSUM`
+ crc_act=`$CRCSUM "$TMPFILE"`
+ offset_exp=524288
+ offset_act=`read_header_offset`
+ compat_exp=$E2UNDO_FEATURE_COMPAT_OFFSET
+ compat_act=`read_header_compat`
+ e2undo_offset_assert "test_e2undo_offset_no_option"
+}
+
+#
+# test removal of the offset feature in the undo header
+#
+test_e2undo_offset_no_option_remove_offset_header() {
+ init_fs "test_e2undo_offset_no_option_remove_offset_header"
+ dd if="$TMPFILE" of="$TMPFILE2" bs=1k count=512 skip=512 \
+ > /dev/null 2>&1
+ # offset feature will be removed from the undo header
+ $TUNE2FS -z "$TDB_FILE" -C 42 "$TMPFILE2" >> "$OUT" 2>&1
+
+ $E2UNDO "$TDB_FILE" "$TMPFILE2" >> "$OUT" 2>&1
+
+ crc_exp=`dd if=/dev/zero bs=1k count=512 2>/dev/null | $CRCSUM`
+ crc_act=`$CRCSUM "$TMPFILE2"`
+ offset_exp=
+ offset_act=`read_header_offset`
+ compat_exp=0
+ compat_act=`read_header_compat`
+ e2undo_offset_assert "test_e2undo_offset_no_option_remove_offset_header"
+}
+
+#
+# test "-o 4096"
+#
+test_e2undo_offset_4096() {
+ init_fs "test_e2undo_offset_4096"
+ dd if=/dev/zero of="$TMPFILE2" bs=1k count=4 > /dev/null 2>&1
+ dd if="$TMPFILE" of="$TMPFILE2" bs=1k count=512 skip=512 seek=4 \
+ > /dev/null 2>&1
+
+ $E2UNDO -o 4096 "$TDB_FILE" "$TMPFILE2" >> "$OUT" 2>&1
+
+ crc_exp=`dd if=/dev/zero bs=1k count=516 2>/dev/null | $CRCSUM`
+ crc_act=`$CRCSUM "$TMPFILE2"`
+ # the same as in test_e2undo_offset_no_option
+ offset_exp=524288
+ offset_act=`read_header_offset`
+ compat_exp=$E2UNDO_FEATURE_COMPAT_OFFSET
+ compat_act=`read_header_compat`
+ e2undo_offset_assert "test_e2undo_offset_4096"
+}
+
+#
+# test "-o 0"
+#
+test_e2undo_offset_0() {
+ init_fs "test_e2undo_offset_0"
+ dd if="$TMPFILE" of="$TMPFILE2" bs=1k count=512 skip=512 \
+ > /dev/null 2>&1
+
+ $E2UNDO -o 0 "$TDB_FILE" "$TMPFILE2" >> "$OUT" 2>&1
+
+ crc_exp=`dd if=/dev/zero bs=1k count=512 2>/dev/null | $CRCSUM`
+ crc_act=`$CRCSUM "$TMPFILE2"`
+ # the same as in test_e2undo_offset_no_option
+ offset_exp=524288
+ offset_act=`read_header_offset`
+ compat_exp=$E2UNDO_FEATURE_COMPAT_OFFSET
+ compat_act=`read_header_compat`
+ e2undo_offset_assert "test_e2undo_offset_0"
+}
+
+test_e2undo_offset_no_option
+test_e2undo_offset_no_option_remove_offset_header
+test_e2undo_offset_4096
+test_e2undo_offset_0
+
+if [ -e "$test_name.failed" ]; then
+ echo "$test_name: $test_description: failed"
+else
+ echo "$test_name: $test_description: ok"
+ touch "$test_name.ok"
+fi