70 lines
1.4 KiB
Bash
70 lines
1.4 KiB
Bash
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#!/bin/bash
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#
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# test label settings
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source $TOP/tests/common
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check_prereq mkfs.btrfs
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check_prereq btrfs
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setup_root_helper
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run_check truncate -s 2G $IMAGE
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run_check $TOP/mkfs.btrfs -L BTRFS-TEST-LABEL -f $IMAGE
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run_check $SUDO_HELPER mount $IMAGE $TEST_MNT
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run_check $SUDO_HELPER chmod a+rw $TEST_MNT
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cd $TEST_MNT
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT
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# shortest label
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT a
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT ''
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longlabel=\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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0123456789\
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\
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01234
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT "$longlabel"
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT
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# 256, must fail
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run_mustfail "label 256 bytes long succeeded" \
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$SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT "$longlabel"5
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT
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run_mustfail "label 2 * 255 bytes long succeeded" \
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$SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT "$longlabel$longlabel"
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run_check $SUDO_HELPER $TOP/btrfs filesystem label $TEST_MNT
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cd ..
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run_check $SUDO_HELPER umount $TEST_MNT
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