tip/test/bin-test/test-dav-sync-symlink1.sh

#!/bin/sh
#
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
#
# Copyright 2019 Olaf Wintermann. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#   1. Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#
#   2. Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions and the following disclaimer in the
#      documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

if [ -z "$DAV_BIN" ];
then
	echo "DAV_BIN variable not set"
	exit 1
fi
if [ -z "$DAV_SYNC_BIN" ];
then
	echo "DAV_BIN variable not set"
	exit 1
fi

XATTR=../../build/xattrtool

# checks if tmp-sync/out.txt contains a specific text
# arg1: pattern
# arg2: errormsg
check_tmpout()
{
	TEST=`cat tmp-sync/out.txt | grep "$1"`
	if [ $? -ne 0 ];
	then
		echo "$2"
		exit 2	
	fi
}

# checks if tmp-sync/out.txt does not contain a specific text
# arg1: pattern
# arg2: errormsg
ncheck_tmpout()
{
	TEST=`cat tmp-sync/out.txt | grep "$1"`
	if [ $? -eq 0 ];
	then
		echo "$2"
		exit 2	
	fi
}

# do dav-sync push and check return value
# arg1: dir
# arg2: errormsg
dav_sync_push()
{
	$DAV_SYNC_BIN push $1 > tmp-sync/out.txt
	if [ $? -ne 0 ];
	then
		echo "$2"
		exit 2
	fi
}
# do dav-sync pull and check return value
# arg1: dir
# arg2: errormsg
dav_sync_pull()
{
	$DAV_SYNC_BIN pull $1 > tmp-sync/out.txt
	if [ $? -ne 0 ];
	then
		echo "$2"
		exit 2
	fi
}

rm -f .dav/dav-sync-tests-test7a-db.xml
rm -f .dav/dav-sync-tests-test7b-db.xml

$DAV_BIN rm dav-test-repo/sync/test7 2> /dev/null

$DAV_BIN mkcol dav-test-repo/sync/test7 2> /dev/null

# tmp sync dir
rm -Rf tmp-sync
mkdir tmp-sync
mkdir tmp-sync/test7a
mkdir tmp-sync/test7b

# ----------------------------------------------------------------------------
# test 1: try to sync symlinks with symlinks disabled (test7a1)
# expected result: only normal files synced

mkdir tmp-sync/files
mkdir tmp-sync/test7a/dir1
mkdir tmp-sync/test7a/dir1/sub1

echo "extern-file1" > tmp-sync/extern1
echo "extern-file2" > tmp-sync/files/extern2
echo "extern-file3" > tmp-sync/files/extern3

which ln > /dev/null 2>&1
if [ $? -ne 0 ]; then
	exit 0 # symlinks unsupported on this platform
fi

ln -s -r tmp-sync/extern1 tmp-sync/test7a/extern1 > /dev/null 2>&1
if [ $? -ne 0 ]; then
	exit 0 # symlinks unsupported on this platform
fi

ln -s -r tmp-sync/files/extern2 tmp-sync/test7a/extern2
ln -s -r tmp-sync/files/extern3 tmp-sync/test7a/dir1/sub1/extern3

cp synctest/file1 tmp-sync/test7a
cp synctest/file2 tmp-sync/test7a/dir1
cp synctest/file3 tmp-sync/test7a/dir1/sub1

ln -s -r tmp-sync/test7a/file1 tmp-sync/test7a/intern1
ln -s -r tmp-sync/test7a/dir1/file2 tmp-sync/test7a/intern2
ln -s -r tmp-sync/test7a/file1 tmp-sync/test7a/dir1/sub1/intern3

dav_sync_push test7a1 "test 1: push failed"
check_tmpout "3 files pushed" "test 1: wrong push counter"
check_tmpout "0 conflicts" "test 1: wrong conflict counter (push)"
check_tmpout "0 errors" "test 1: wrong error counter (push)"
ncheck_tmpout "extern" "test 1: external symlinks pushed"
ncheck_tmpout "intern" "test 1: internal symlinks pushed"

dav_sync_pull test7b "test 1: pull failed"
check_tmpout "3 files pulled" "test 1: wrong pull counter"
check_tmpout "0 conflicts" "test 1: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 1: wrong error counter (pull)"


# ----------------------------------------------------------------------------
# test 2: try to sync internal symlinks (test7a2)
# expected result: internal symlinks synced, external symlinks ignored

dav_sync_push test7a2 "test 2: push failed"
check_tmpout "3 files pushed" "test 2: wrong push counter"
check_tmpout "0 conflicts" "test 2: wrong conflict counter (push)"
check_tmpout "0 errors" "test 2: wrong error counter (push)"
check_tmpout "link: /intern1" "test 2: no links created (push)"
ncheck_tmpout "extern" "test 2: external symlinks pushed"

dav_sync_pull test7b "test 2: pull failed"
check_tmpout "3 files pulled" "test 2: wrong pull counter"
check_tmpout "0 conflicts" "test 2: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 2: wrong error counter (pull)"
check_tmpout "link: /intern1" "test 2: no links created (pull)"

# compare links
HASH_A=`cat tmp-sync/test7a/intern1 | sha256sum`
HASH_B=`cat tmp-sync/test7b/intern1 | sha256sum`
if [ "$HASH_A" != "$HASH_B" ]; then
	echo "test 2: intern1 has wrong content"
	exit 2
fi
HASH_A=`cat tmp-sync/test7a/intern2 | sha256sum`
HASH_B=`cat tmp-sync/test7b/intern2 | sha256sum`
if [ "$HASH_A" != "$HASH_B" ]; then
	echo "test 2: intern2 has wrong content"
	exit 2
fi
HASH_A=`cat tmp-sync/test7a/dir1/sub1/intern3 | sha256sum`
HASH_B=`cat tmp-sync/test7b/dir1/sub1/intern3 | sha256sum`
if [ "$HASH_A" != "$HASH_B" ]; then
	echo "test 2: intern3 has wrong content"
	exit 2
fi


# ----------------------------------------------------------------------------
# test 3: push with symlink-extern follow (test7a)
# expected result: external links pushed as regular files

dav_sync_push test7a "test 3: push failed"
check_tmpout "3 files pushed" "test 3: wrong push counter"
check_tmpout "0 conflicts" "test 3: wrong conflict counter (push)"
check_tmpout "0 errors" "test 3: wrong error counter (push)"
check_tmpout "extern" "test 3: no links created (push)"

dav_sync_pull test7b "test 3: pull failed"
check_tmpout "3 files pulled" "test 3: wrong pull counter"
check_tmpout "0 conflicts" "test 3: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 3: wrong error counter (pull)"


# ----------------------------------------------------------------------------
# test 4: push, add new file, push (test if double sync happens)
# expected result: push1: 0 files pushed, push2: 1 file pushed

dav_sync_push test7a "test 4: push failed"
check_tmpout "0 files pushed" "test 4: wrong push counter"
check_tmpout "0 conflicts" "test 4: wrong conflict counter (push)"
check_tmpout "0 errors" "test 4: wrong error counter (push)"

echo "test3-new1" > tmp-sync/test7a/new1

dav_sync_push test7a "test 4: push 2 failed"
check_tmpout "1 file pushed" "test 4: wrong push counter (2)"
check_tmpout "0 conflicts" "test 4: wrong conflict counter (2)"
check_tmpout "0 errors" "test 4: wrong error counter (2)"

dav_sync_pull test7b "test 4: pull failed"
check_tmpout "1 file pulled" "test 4: wrong pull counter"
check_tmpout "0 conflicts" "test 4: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 4: wrong error counter (pull)"


# ----------------------------------------------------------------------------
# test 5: modify file1, sync
# expected result: file1 synced, intern1 not synced

sleep 2

echo "test5-mod1" >> tmp-sync/test7a/file1

dav_sync_push test7a "test 5: push failed"
check_tmpout "1 file pushed" "test 5: wrong push counter"
check_tmpout "0 conflicts" "test 5: wrong conflict counter (push)"
check_tmpout "0 errors" "test 5: wrong error counter (push)"
ncheck_tmpout "intern1" "test 5: intern1 updated (push)"

dav_sync_pull test7b "test 5: pull failed"
check_tmpout "1 file pulled" "test 5: wrong pull counter"
check_tmpout "0 conflicts" "test 5: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 5: wrong error counter (pull)"


# ----------------------------------------------------------------------------
# test 6: change intern1 target
# expected result: intern1 updated

rm -f tmp-sync/test7a/intern1
ln -s -r tmp-sync/test7a/new1 tmp-sync/test7a/intern1

dav_sync_push test7a "test 6: push failed"
check_tmpout "1 file pushed" "test 6: wrong push counter"
check_tmpout "0 conflicts" "test 6: wrong conflict counter (push)"
check_tmpout "0 errors" "test 6: wrong error counter (push)"
check_tmpout "intern1" "test 6: intern1 not updated (push)"

dav_sync_pull test7b "test 6: pull failed"
check_tmpout "1 file pulled" "test 6: wrong pull counter"
check_tmpout "0 conflicts" "test 6: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 6: wrong error counter (pull)"
check_tmpout "intern1" "test 6: intern1 not updated (pull)"


# ----------------------------------------------------------------------------
# test 7: change intern1 target on both sides
# expected result: conflict

# preparation: add regular files on both sides and sync

echo "test7-new2a" > tmp-sync/test7a/new2a
echo "test7-new2b" > tmp-sync/test7b/new2b

dav_sync_push test7a "test 7: push a failed"
check_tmpout "1 file pushed" "test 7: wrong push counter (push a)"
check_tmpout "0 conflicts" "test 7: wrong conflict counter (push a)"
check_tmpout "0 errors" "test 7: wrong error counter (push a)"

dav_sync_push test7b "test 7: push b failed"
check_tmpout "1 file pushed" "test 7: wrong push counter (push b)"
check_tmpout "0 conflicts" "test 7: wrong conflict counter (push b)"
check_tmpout "0 errors" "test 7: wrong error counter (push b)"

dav_sync_pull test7a "test 7: pull a failed"
check_tmpout "1 file pulled" "test 7: wrong pull counter (pull a)"
check_tmpout "0 conflicts" "test 7: wrong conflict counter (pull a)"
check_tmpout "0 errors" "test 7: wrong error counter (pull a)"

dav_sync_pull test7b "test 7: pull b failed"
check_tmpout "1 file pulled" "test 7: wrong pull counter (pull b)"
check_tmpout "0 conflicts" "test 7: wrong conflict counter (pull b)"
check_tmpout "0 errors" "test 7: wrong error counter (pull b)"

# test: change symlinks

rm -f tmp-sync/test7a/intern1
ln -s -r tmp-sync/test7a/new2a tmp-sync/test7a/intern1

rm -f tmp-sync/test7b/intern1
ln -s -r tmp-sync/test7b/new2b tmp-sync/test7b/intern1

dav_sync_push test7a "test 7: push a failed (a)"
check_tmpout "1 file pushed" "test 7: wrong push counter (push a 2)"
check_tmpout "0 conflicts" "test 7: wrong conflict counter (push a 2)"
check_tmpout "0 errors" "test 7: wrong error counter (push a 2)"
check_tmpout "intern1" "test 7: intern1 not updated (push a 2)"

dav_sync_push test7b "test 7: push b failed (b)"
check_tmpout "1 conflict" "test 7: wrong conflict counter (push b 2)"
check_tmpout "0 errors" "test 7: wrong error counter (push b 2)"


# ----------------------------------------------------------------------------
# test 8: pull test7b
# expected result: conflict

dav_sync_pull test7b "test 8: pull failed"
check_tmpout "1 file pulled" "test8: wrong pull counter (pull)"
check_tmpout "1 conflict" "test 8: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 8: wrong error counter (pull)"

$DAV_SYNC_BIN delete-conflicts test7b > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 8: delete-conflicts failed"
	exit 2
fi

dav_sync_pull test7b "test 8: pull 2 failed"
check_tmpout "0 files pulled" "test8: wrong pull counter (pull 2)"
check_tmpout "0 conflicts" "test 8: wrong conflict counter (pull 2)"
check_tmpout "0 errors" "test 8: wrong error counter (pull 2)"

dav_sync_push test7b "test 8: push b failed (b)"
check_tmpout "0 files pushed" "test 8: wrong push counter"
check_tmpout "0 conflicts" "test 8: wrong conflict counter (push)"
check_tmpout "0 errors" "test 8: wrong error counter (push)"


# ----------------------------------------------------------------------------
# test 9: add new link on both sides
# expected result: conflict

ln -s -r tmp-sync/test7a/new2a tmp-sync/test7a/newlink1
ln -s -r tmp-sync/test7b/new2b tmp-sync/test7b/newlink1

dav_sync_push test7a "test 9: push a failed (a)"
check_tmpout "1 file pushed" "test 9: wrong push counter (push a)"
check_tmpout "0 conflicts" "test 9: wrong conflict counter (push a)"
check_tmpout "0 errors" "test 9: wrong error counter (push a)"
check_tmpout "newlink1" "test 9: intern1 not updated (push a)"

dav_sync_push test7b "test 9: push b failed (b)"
check_tmpout "1 conflict" "test 9: wrong conflict counter (push b)"
check_tmpout "0 errors" "test 9: wrong error counter (push b)"

# pull

dav_sync_pull test7b "test 9: pull failed"
check_tmpout "1 file pulled" "test9: wrong pull counter (pull)"
check_tmpout "1 conflict" "test 9: wrong conflict counter (pull)"
check_tmpout "0 errors" "test 9: wrong error counter (pull)"

$DAV_SYNC_BIN delete-conflicts test7b > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "test 9: delete-conflicts failed"
	exit 2
fi