#!/bin/bash

if [ "${DIB_DEBUG_TRACE:-0}" -gt 0 ]; then
    set -x
fi
set -eu
set -o pipefail

SCRIPTDIR=$(dirname $0)
IPADIR=/tmp/ironic-python-agent
UPPER_CONSTRAINTS=/tmp/requirements/upper-constraints.txt
VENVDIR=/opt/ironic-python-agent

# create the virtual environment using the default python
$DIB_PYTHON -m virtualenv -- $VENVDIR

# pip might be an older version which does not support the -c option, therefore upgrade first
$VENVDIR/bin/pip install pip --upgrade

# install IPA inside the virtual environment
$VENVDIR/bin/pip install -c $UPPER_CONSTRAINTS $IPADIR --install-option="--install-scripts=/usr/local/bin/"

case "$DIB_INIT_SYSTEM" in
    upstart)
        install -D -g root -o root -m 0755 ${SCRIPTDIR}/ironic-python-agent.conf /etc/init/ironic-python-agent.conf
        ;;
    systemd)
        install -D -g root -o root -m 0644 ${SCRIPTDIR}/ironic-python-agent.service /usr/lib/systemd/system/ironic-python-agent.service
        ;;
    sysv)
        install -D -g root -o root -m 0755 ${SCRIPTDIR}/ironic-python-agent.init /etc/init.d/ironic-python-agent.init
        update-rc.d ironic-python-agent.init defaults
        ;;
    *)
        echo "Unsupported init system"
        exit 1
        ;;
esac

# Copying the self signed certificate for request library
if [ -f /tmp/in_target.d/ipa-trusted-cert.pem ]; then
    cat /tmp/in_target.d/ipa-trusted-cert.pem >> $($VENVDIR/bin/python -c "import requests; print requests.certs.where()")
fi