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#!/bin/bash -eu
# Run the set of "canonical" benchmarks that are shown on
# https://nuetzlich.net/gocryptfs/comparison/
cd "$(dirname "$0")"
MYNAME=$(basename "$0")
source tests/fuse-unmount.bash
usage() {
echo "Usage: $MYNAME [-encfs] [-openssl=true] [-openssl=false] [-dd] [DIR]"
}
OPT_ENCFS=0
OPT_LOOPBACK=0
OPT_OPENSSL=""
OPT_DIR=""
DD_ONLY=""
OPT_XCHACHA=""
while [[ $# -gt 0 ]] ; do
case $1 in
-h)
usage
exit 1
;;
-encfs)
OPT_ENCFS=1
;;
-openssl=true)
OPT_OPENSSL="-openssl=true"
;;
-openssl=false)
OPT_OPENSSL="-openssl=false"
;;
-dd)
DD_ONLY=1
;;
-loopback)
OPT_LOOPBACK=1
;;
-xchacha)
OPT_XCHACHA="-xchacha"
;;
-*)
echo "Invalid option: $1"
usage
exit 2
;;
*)
if [[ -n $OPT_DIR ]] ; then
echo "Duplicate DIR argument: $1"
usage
exit 3
fi
OPT_DIR=$1
;;
esac
shift
done
if [[ -z $OPT_DIR ]] ; then
OPT_DIR=/tmp
fi
# Create directories
CRYPT=$(mktemp -d "$OPT_DIR/$MYNAME.XXX")
MNT=$CRYPT.mnt
mkdir "$MNT"
# Mount
if [[ $OPT_ENCFS -eq 1 ]]; then
if [[ -n $OPT_OPENSSL ]] ; then
echo "The option $OPT_OPENSSL only works with gocryptfs"
exit 1
fi
echo -n "Testing EncFS at $CRYPT: "
encfs --version
encfs --extpass="echo test" --standard "$CRYPT" "$MNT" > /dev/null
elif [[ $OPT_LOOPBACK -eq 1 ]]; then
echo "Testing go-fuse loopback"
"$HOME/go/src/github.com/hanwen/go-fuse/example/loopback/loopback" "$MNT" "$CRYPT" &
sleep 0.5
else
echo -n "Testing gocryptfs $OPT_XCHACHA $OPT_OPENSSL at $CRYPT: "
gocryptfs -version
gocryptfs $OPT_XCHACHA -q -init -extpass="echo test" -scryptn=10 "$CRYPT"
gocryptfs $OPT_OPENSSL -q -extpass="echo test" "$CRYPT" "$MNT"
fi
# Make sure we have actually mounted something
if ! mountpoint "$MNT" ; then
exit 1
fi
# Cleanup trap
trap 'cd /; fuse-unmount -z "$MNT"; rm -rf "$CRYPT" "$MNT"' EXIT
# Benchmarks
if [[ $DD_ONLY -eq 1 ]]; then
echo -n "WRITE: "
dd if=/dev/zero "of=$MNT/zero" bs=131072 count=20000 2>&1 | tail -n 1
rm "$MNT/zero"
else
./tests/canonical-benchmarks.bash "$MNT"
fi
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