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https://github.com/linux-apfs/apfstests.git
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Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
76 lines
1.5 KiB
Bash
Executable File
76 lines
1.5 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
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#
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# FS QA Test No. 005
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#
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# Test symlinks & ELOOP
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#
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#
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# Note: On Linux, ELOOP limit used to be 32 but changed to 8, and lately
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# its become 5. Who knows what it might be next.
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#
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# What we are looking for here is: no panic due to blowing the stack;
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# and that the ELOOP error code is returned at some point (the actual
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# limit point is unimportant, just checking that we do hit it).
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=0 # success is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd $TEST_DIR
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rm -f symlink_{0,1,2,3,4}{0,1,2,3,4,5,6,7,8,9} symlink_self empty_file
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cd /
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}
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_touch()
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{
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touch $@ 2>&1 | grep -q 'Too many levels of symbolic links'
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if [ $? -eq 0 ]; then
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echo "ELOOP returned. Good."
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else
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echo "No ELOOP? Unexpected!"
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fi
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# real QA test starts here
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_supported_fs generic
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_require_test
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_require_test_symlinks
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_supported_os Linux
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cd $TEST_DIR
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o=empty_file
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touch $o
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for f in symlink_{0,1,2,3,4}{0,1,2,3,4,5,6,7,8,9}
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do
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ln -s $o $f
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o=$f
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done
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ln -s symlink_self symlink_self
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echo "*** touch deep symlinks"
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echo ""
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_touch symlink_{0,1,2,3,4}{0,1,2,3,4,5,6,7,8,9}
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echo ""
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echo "*** touch recusive symlinks"
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echo ""
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_touch symlink_self
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exit
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