FROM centos:6

RUN yum install -y which \
    expect \
    openssh-clients \
    glibc-common \
    zip \
    unzip \
    dos2unix

# Directory and local file setup
RUN mkdir -vp /build/expect/{lib/tcl8.5,bin}
ADD expect.sh /build/expect
RUN pushd /build \
    && dos2unix /build/expect/expect.sh \
    && ldd /usr/bin/expect \
        | sed -nr 's/.*=> ([/a-z0-9.]+).*/\1/p' \
        | while read library; do cp -v "$library" ./expect/lib; done \
    && cp -v /usr/share/tcl8.5/init.tcl ./expect/lib/tcl8.5 \
    && cp -v /usr/bin/expect ./expect/bin \
    && zip -rv ./expect.zip ./expect \
    && rm -rvf ./expect
VOLUME /build