18 lines
1.2 KiB
Bash
18 lines
1.2 KiB
Bash
U0=$(blkid -s UUID -o value /dev/loop40 2>/dev/null)
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held() { find /proc/[0-9]*/fd -lname '/mnt/scratch/*(deleted)' 2>/dev/null | grep -q .; }
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task 1 "/mnt/lab mounted from /dev/loop40 through fstab"
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need "fstab's /mnt/lab line uses /dev/loop40's UUID" '[ -n "$U0" ] && findmnt --fstab -n -o SOURCE /mnt/lab | grep -qx "UUID=$U0"'
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need "fstab has no line with the bad UUID" '! grep -q "00000000-0000-0000-0000-000000000000" /etc/fstab'
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need "/dev/loop40 is mounted on /mnt/lab" '[ "$(findmnt -n -o SOURCE /mnt/lab)" = /dev/loop40 ]'
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task 2 "Room on /mnt/inodes again"
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need "/root/lab-answers/2 names the resource" 'grep -qi inode /root/lab-answers/2'
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need "/mnt/inodes/data/records.txt is still there" 'grep -q "Customer data" /mnt/inodes/data/records.txt'
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need "a new file can be created in /mnt/inodes/data" 'f=/mnt/inodes/data/.le-check; touch $f && rm -f $f'
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task 3 "The space on /mnt/scratch freed"
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need "/root/lab-answers/3 names the process" 'grep -Eqi "reportd|report-cache" /root/lab-answers/3'
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need "no process holds a deleted file on /mnt/scratch" '! held'
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need "/mnt/scratch is mostly free" '[ "$(df --output=pcent /mnt/scratch | tail -1 | tr -dc 0-9)" -lt 50 ]'
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