39 lines
900 B
Bash
39 lines
900 B
Bash
#!/bin/sh
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# $FreeBSD$
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desc="verify SUID/SGID bit behaviour"
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dir=`dirname $0`
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. ${dir}/../misc.sh
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echo "1..14"
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n0=`namegen`
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n1=`namegen`
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n2=`namegen`
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expect 0 mkdir ${n2} 0755
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cdir=`pwd`
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cd ${n2}
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# Check whether writing to the file by non-owner clears the SUID.
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expect 0 create ${n0} 04777
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expect 0777 -u 65534 -g 65534 open ${n0} O_WRONLY : write 0 x : fstat 0 mode
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expect 0777 stat ${n0} mode
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expect 0 unlink ${n0}
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# Check whether writing to the file by non-owner clears the SGID.
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expect 0 create ${n0} 02777
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expect 0777 -u 65534 -g 65534 open ${n0} O_RDWR : write 0 x : fstat 0 mode
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expect 0777 stat ${n0} mode
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expect 0 unlink ${n0}
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# Check whether writing to the file by non-owner clears the SUID+SGID.
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expect 0 create ${n0} 06777
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expect 0777 -u 65534 -g 65534 open ${n0} O_RDWR : write 0 x : fstat 0 mode
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expect 0777 stat ${n0} mode
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expect 0 unlink ${n0}
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cd ${cdir}
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expect 0 rmdir ${n2}
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