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# Copyright (c) 2017, Groupon, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# Neither the name of GROUPON nor the names of its contributors may be
# used to endorse or promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
# IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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FROM grpn/ansible-silo-base:2.0.1

ENV ANSIBLE_VERSION v2.7.0
ENV ANSIBLE_LINT_VERSION 3.5.0
ENV SILO_IMAGE grpn/ansible-silo

ADD silo /silo/

# Install pip modules from requirements file
ADD pip/requirements /tmp/pip-requirements.txt
RUN pip install -r /tmp/pip-requirements.txt

# Installing Ansible from source
RUN git clone --progress https://github.com/ansible/ansible.git /silo/userspace/ansible 2>&1 &&\
    cd /silo/userspace/ansible &&\
    git checkout --force ${ANSIBLE_VERSION} 2>&1 &&\
    git submodule update --init --recursive 2>&1 &&\
    #
    # Create directory for storing ssh ControlPath
    mkdir -p /home/user/.ssh/tmp &&\
    #
    # Give the user a custom shell prompt
    echo 'export PS1="[ansible-silo $SILO_VERSION|\w]\\$ "' > /home/user/.bashrc &&\
    #
    # Set default control path in ssh config
    echo "ControlPath  /home/user/.ssh/tmp/%h_%p_%r" > /etc/ssh/ssh_config &&\
    #
    # User pip installs should be written to custom location
    echo "install-option = --install-scripts=/silo/userspace/bin --prefix=/silo/userspace" >> /etc/pip.conf &&\
    #
    # Grant write access to the userspace sub directories
    chmod 777 /silo/userspace/bin /silo/userspace/lib /silo/userspace/lib/python2.7/site-packages &&\
    #
    # Install ansible-lint via pip into user-space - means, the version can be managed by the user per pip
    pip install --no-deps ansible-lint==${ANSIBLE_LINT_VERSION} &&\
    #
    # Show installed APK packages and their versions (to be copied into docs)
    echo "----------------------------------------" &&\
    apk info -v | sort | sed -E 's/-([0-9])/ \1/; s/^/- /' >&2 &&\
    #
    # Show installed pip packages and their versions (to be copied into docs)
    echo "----------------------------------------" &&\
    pip list --format freeze | sed -e 's/==/ /; s/^/- /' >&2

ENTRYPOINT ["/silo/entrypoint"]

CMD []

ARG v
ENV SILO_VERSION ${v:-UNDEFINED}