test.bash: lock against multiple parallel incovations
Running multiple test.bash in parallel causes all kinds of mayham.
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21
test.bash
21
test.bash
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@ -3,9 +3,22 @@
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set -eu
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set -eu
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cd "$(dirname "$0")"
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cd "$(dirname "$0")"
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MYNAME=$(basename "$0")
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TESTDIR=/tmp/gocryptfs-test-parent
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LOCKFILE=$TESTDIR/$MYNAME.lock
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# Clean up dangling filesystem
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mkdir -p $TESTDIR
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for i in $(cat /proc/mounts | grep /tmp/gocryptfs-test-parent | cut -f2 -d" "); do
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(
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# Prevent multiple parallel test.bash instances as this causes
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# all kinds of mayham
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if ! flock --nonblock 200 ; then
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echo "Could not acquire lock on $LOCKFILE - already running?"
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exit 1
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fi
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# Clean up dangling filesystems
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for i in $(cat /proc/mounts | grep $TESTDIR | cut -f2 -d" "); do
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echo "Warning: unmounting leftover filesystem: $i"
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echo "Warning: unmounting leftover filesystem: $i"
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fusermount -u $i
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fusermount -u $i
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done
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done
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@ -16,10 +29,12 @@ go test ./... $*
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# The tests cannot to this themselves as they are run in parallel.
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# The tests cannot to this themselves as they are run in parallel.
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# Don't descend into possibly still mounted example filesystems.
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# Don't descend into possibly still mounted example filesystems.
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rm -Rf --one-file-system /tmp/gocryptfs-test-parent
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rm -Rf --one-file-system $TESTDIR
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if go tool | grep vet > /dev/null ; then
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if go tool | grep vet > /dev/null ; then
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go tool vet -all -shadow .
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go tool vet -all -shadow .
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else
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else
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echo "\"go tool vet\" not available - skipping"
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echo "\"go tool vet\" not available - skipping"
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fi
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fi
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) 200> $LOCKFILE
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