Add experimental s3ql mounter

test/Dockerfile

@@ -1,8 +1,24 @@
 FROM golang:stretch
 LABEL maintainers="Cyrill Troxler <cyrilltroxler@gmail.com>"
 LABEL description="s3 fuse csi plugin"
+ARG S3QL_VERSION=release-2.28
+
+RUN apt-get update && \
+    apt-get install -y \
+      s3fs wget python3 python3-setuptools \
+      python3-dev python3-pip python3-llfuse pkg-config \
+      sqlite3 libsqlite3-dev python3-apsw cython && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN pip3 install defusedxml dugong requests pycrypto
+
+WORKDIR /usr/src
+RUN wget -q https://github.com/s3ql/s3ql/archive/${S3QL_VERSION}.tar.gz
+RUN tar -xzf ${S3QL_VERSION}.tar.gz
+WORKDIR /usr/src/s3ql-${S3QL_VERSION}
+RUN python3 setup.py build_cython build_ext --inplace
+RUN python3 setup.py install
 
-RUN apt-get update && apt-get install -y s3fs && rm -rf /var/lib/apt/lists/*
 RUN go get -u github.com/minio/minio && go install github.com/minio/minio/cmd
 
 CMD ["/go/src/github.com/ctrox/csi-s3-driver/test/test.sh"]