+RUN apt-get update -y && apt-get install -y jq
+
+# Update CA certificates
+RUN apt update && apt install --reinstall -y \
+ ca-certificates \
+ && \
+ update-ca-certificates
+
+#Install RMR
+
+ARG RMR_VER=4.9.1
+ARG RMR_PKG_URL=https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/
+
+RUN wget -nv --content-disposition ${RMR_PKG_URL}/rmr_${RMR_VER}_amd64.deb/download.deb
+RUN wget -nv --content-disposition ${RMR_PKG_URL}/rmr-dev_${RMR_VER}_amd64.deb/download.deb
+RUN dpkg -i rmr_${RMR_VER}_amd64.deb \
+ && dpkg -i rmr-dev_${RMR_VER}_amd64.deb \
+ && ldconfig
+
+
+ENV PATH="/usr/local/go/bin:${PATH}"
+
+ENV GOPATH="/go"
+
+RUN mkdir -p /go/bin
+RUN mkdir -p /go/src/ws
+WORKDIR "/go/src/ws"
+
+# Module prepare (if go.mod/go.sum updated)
+COPY go.mod /go/src/ws
+COPY go.sum /go/src/ws
+RUN GO111MODULE=on go mod download
+
+# build and test
+COPY . /go/src/ws
+COPY ./config/config_test.yaml /opt/a1-mediator/
+
+ENV CFG_FILE=/opt/a1-mediator/config_test.yaml
+ENV A1_CONFIG_FILE=/opt/a1-mediator/config_test.yaml
+
+
+# Build the code
+RUN GO111MODULE=on GO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o /go/src/ws/cache/go/cmd/a1 cmd/a1.go
+
+# Run unit tests
+RUN GO111MODULE=on GO_ENABLED=0 GOOS=linux go test -p 1 -cover ./pkg/resthooks/
+RUN GO111MODULE=on GO_ENABLED=0 GOOS=linux go test -p 1 -cover ./pkg/a1/
+RUN GO111MODULE=on GO_ENABLED=0 GOOS=linux go test -p 1 -cover ./pkg/policy
+
+RUN gofmt -l $(find cmd/ pkg/ -name '*.go' -not -name '*_test.go')
+
+CMD ["/bin/bash"]
+
+
+#----------------------------------------------------------
+FROM ubuntu:18.04 as a1-mediator
+
+RUN apt-get update -y \
+ && apt-get install --reinstall -y sudo openssl ca-certificates ca-cacert wget\
+ && apt-get clean && update-ca-certificates
+
+#Install RMR
+
+ARG RMR_VER=4.9.1
+ARG RMR_PKG_URL=https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/
+
+RUN wget -nv --content-disposition ${RMR_PKG_URL}/rmr_${RMR_VER}_amd64.deb/download.deb
+RUN wget -nv --content-disposition ${RMR_PKG_URL}/rmr-dev_${RMR_VER}_amd64.deb/download.deb
+RUN dpkg -i rmr_${RMR_VER}_amd64.deb \
+ && dpkg -i rmr-dev_${RMR_VER}_amd64.deb \
+ && ldconfig
+
+#
+# a1-mediator
+#
+RUN mkdir -p /opt/a1-mediator \
+ && chmod -R 755 /opt/a1-mediator
+
+COPY --from=a1-build /go/src/ws/cache/go/cmd/a1 /opt/a1-mediator/a1
+
+COPY ./config/config.yaml /opt/a1-mediator/
+
+WORKDIR /opt/a1-mediator
+
+ARG CONFIG=/opt/a1-mediator/config.yaml
+ENV CFG_FILE=$CONFIG
+ARG A1_CONFIG=/opt/a1-mediator/config.yaml
+ENV A1_CONFIG_FILE=$A1_CONFIG
+
+
+COPY a1-entrypoint.sh /opt/a1-mediator/
+RUN chmod -R 755 /opt/a1-mediator/a1-entrypoint.sh
+ENTRYPOINT ["/opt/a1-mediator/a1-entrypoint.sh"]