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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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FROM openjdk:8-jre-alpine
MAINTAINER Apache MiNiFi <dev@nifi.apache.org>

ARG UID=1000
ARG GID=1000
ARG MINIFI_VERSION=0.2.0

ENV MINIFI_BASE_DIR /opt/minifi
ENV MINIFI_HOME $MINIFI_BASE_DIR/minifi-$MINIFI_VERSION
ENV MINIFI_BINARY_URL https://archive.apache.org/dist/nifi/minifi/$MINIFI_VERSION/minifi-$MINIFI_VERSION-bin.tar.gz

# Setup MiNiFi user
RUN addgroup -g $GID minifi || groupmod -n minifi `getent group $GID | cut -d: -f1`
RUN adduser -S -H -G minifi minifi
RUN mkdir -p $MINIFI_HOME

RUN apk --no-cache add curl

# Download, validate, and expand Apache MiNiFi binary.
RUN curl -fSL $MINIFI_BINARY_URL -o $MINIFI_BASE_DIR/minifi-$MINIFI_VERSION-bin.tar.gz \
	&& echo "$(curl $MINIFI_BINARY_URL.sha256) *$MINIFI_BASE_DIR/minifi-$MINIFI_VERSION-bin.tar.gz" | sha256sum -c - \
	&& tar -xvzf $MINIFI_BASE_DIR/minifi-$MINIFI_VERSION-bin.tar.gz -C $MINIFI_BASE_DIR \
	&& rm $MINIFI_BASE_DIR/minifi-$MINIFI_VERSION-bin.tar.gz

RUN chown -R minifi:minifi $MINIFI_HOME

USER minifi

# Startup MiNiFi
CMD $MINIFI_HOME/bin/minifi.sh run