FROM williamyeh/java8

ENV SBT_VERSION  0.13.8
ENV SBT_JAR      https://repo.typesafe.com/typesafe/ivy-releases/org.scala-sbt/sbt-launch/$SBT_VERSION/sbt-launch.jar

ADD  $SBT_JAR  /usr/local/bin/sbt-launch.jar
COPY sbt.sh    /usr/local/bin/sbt

RUN sed -i 's/^.*PASS_MAX_DAYS.*$/PASS_MAX_DAYS\t90/' /etc/login.defs && \ 
    sed -i 's/^.*PASS_MIN_LEN.*$/PASS_MIN_LEN\t>=\ 8/' /etc/login.defs && \ 
    echo "==> fetch all sbt jars from Maven repo..."       && \
    echo "==> [CAUTION] this may take several minutes!!!"  && \
    sbt

ENTRYPOINT ["sbt"]
CMD ["--version"]