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#!/bin/bash
if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
set -x
fi
set -eu
set -o pipefail
DEV_MODE=${DEV_MODE:-"true"}
SCRIPTDIR=$(dirname $0)
GUEST_USERNAME=${GUEST_USERNAME:-"ubuntu"}
GUEST_VENV=/opt/guest-agent-venv
for folder in "/var/lib/trove" "/etc/trove" "/etc/trove/certs" "/etc/trove/conf.d" "/var/log/trove" "/opt/trove-guestagent"; do
mkdir -p ${folder}
chown -R ${GUEST_USERNAME}:root ${folder}
done
install -D -g root -o ${GUEST_USERNAME} -m 0644 ${SCRIPTDIR}/guest-agent.logrotate /etc/logrotate.d/guest-agent
# Create a virtual environment (with dependencies installed) for guest agent service
/usr/bin/python3 -m venv ${GUEST_VENV}
${GUEST_VENV}/bin/pip install pip --upgrade
${GUEST_VENV}/bin/pip install -U -c /opt/upper-constraints.txt /opt/guest-agent
chown -R ${GUEST_USERNAME}:root ${GUEST_VENV}
if [[ ${DEV_MODE} == "true" ]]; then
[[ -n "${HOST_SCP_USERNAME}" ]] || die "HOST_SCP_USERNAME needs to be set to the trovestack host user"
[[ -n "${ESCAPED_PATH_TROVE}" ]] || die "ESCAPED_PATH_TROVE needs to be set to the path to the trove directory on the trovestack host"
sed "s/GUEST_USERNAME/${GUEST_USERNAME}/g;s/HOST_SCP_USERNAME/${HOST_SCP_USERNAME}/g;s/PATH_TROVE/${ESCAPED_PATH_TROVE}/g" ${SCRIPTDIR}/guest-agent-dev.service > /etc/systemd/system/guest-agent.service
else
# Link the trove-guestagent out to /usr/local/bin where the startup scripts look for
ln -s ${GUEST_VENV}/bin/trove-guestagent /usr/local/bin/guest-agent || true
case "$DIB_INIT_SYSTEM" in
systemd)
sed "s/GUEST_USERNAME/${GUEST_USERNAME}/g" ${SCRIPTDIR}/guest-agent.service > /etc/systemd/system/guest-agent.service
;;
upstart)
install -D -g root -o ${GUEST_USERNAME} -m 0644 ${SCRIPTDIR}/guest-agent.conf /etc/init/guest-agent.conf
;;
sysv)
install -D -g root -o ${GUEST_USERNAME} -m 0644 ${SCRIPTDIR}/guest-agent.init /etc/init.d/guest-agent.init
;;
*)
echo "Unsupported init system"
exit 1
;;
esac
fi
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