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idhub-docker/docker/idhub.entrypoint.sh

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#!/bin/sh
set -e
set -u
set -x
usage() {
cat <<END
ERROR: you need to map your idhub git repo volume to docker, suggested volume mapping is:
volumes:
- ./IdHub:/opt/idhub
END
exit 1
}
inject_env_vars() {
# related https://www.kenmuse.com/blog/avoiding-dubious-ownership-in-dev-containers/
git config --global --add safe.directory "${idhub_dir}"
export COMMIT="commit: $(git log --pretty=format:'%h' -n 1)"
cat > status_data <<END
DOMAIN=${DOMAIN}
END
}
deployment_strategy() {
# detect if existing deployment (TODO only works with sqlite)
if [ -f "${idhub_dir}/db.sqlite3" ]; then
echo "INFO: detected EXISTING deployment"
./manage.py makemigrations
./manage.py migrate
# warn admin that it should re-enter password to keep the service working
./manage.py send_mail_admins
else
# this file helps all docker containers to guess number of hosts involved
# right now is only needed by new deployment for oidc
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if [ -d "/sharedsecret" ]; then
touch /sharedsecret/${DOMAIN}
fi
# move the migrate thing in docker entrypoint
# inspired by https://medium.com/analytics-vidhya/django-with-docker-and-docker-compose-python-part-2-8415976470cc
echo "INFO detected NEW deployment"
./manage.py migrate
printf "This is DEVELOPMENT/PILOTS_EARLY DEPLOYMENT: including demo hardcoded data\n creating initial Datas\n" >&2
./manage.py initial_datas
if [ "${OIDC_ORGS:-}" ]; then
config_oidc4vp
fi
fi
}
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_set() {
key="${1}"
value="${2}"
domain="${3}"
sqlite3 db.sqlite3 "update oidc4vp_organization set ${key}='${value}' where domain='${domain}';"
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}
_get() {
sqlite3 -json db.sqlite3 "select * from oidc4vp_organization;"
}
_lines () {
local myfile="${1}"
cat "${myfile}" | wc -l
}
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config_oidc4vp() {
# populate your config
data="$(_get)"
echo "${data}" | jq --arg domain "${DOMAIN}" '{ ($domain): .}' > /sharedsecret/${DOMAIN}
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while true; do
echo wait the other idhubs to write, this is the only oportunity to sync with other idhubs in the docker compose
## break when no empty files left
if ! wc -l /sharedsecret/* | awk '{print $1;}' | grep -qE '^0$'; then
break
fi
sleep 1
done
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# get other configs
for host in /sharedsecret/*; do
# we are flexible on querying for DOMAIN: the first one based on regex
target_domain="$(cat "${host}" | jq -r 'keys[0]')"
if [ "${target_domain}" != "${DOMAIN}" ]; then
filtered_data="$(cat "${host}" | jq --arg domain "${DOMAIN}" 'first(.[][] | select(.domain | test ($domain)))')"
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client_id="$(echo "${filtered_data}" | jq -r '.client_id')"
client_secret="$(echo "${filtered_data}" | jq -r '.client_secret')"
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_set my_client_id ${client_id} ${target_domain}
_set my_client_secret ${client_secret} ${target_domain}
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fi
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done
}
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runserver() {
if [ ! "${DEBUG:-}" = "true" ]; then
./manage.py collectstatic
# reloading on source code changing is a debugging future, maybe better then use debug
# src https://stackoverflow.com/questions/12773763/gunicorn-autoreload-on-source-change/24893069#24893069
# gunicorn with 1 worker, with more than 1 worker this is not expected to work
gunicorn --access-logfile - --error-logfile - -b :${PORT} trustchain_idhub.wsgi:application
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else
./manage.py runserver 0.0.0.0:${PORT}
fi
}
check_app_is_there() {
if [ ! -f "./manage.py" ]; then
usage
fi
}
main() {
idhub_dir='/opt/idhub'
cd "${idhub_dir}"
check_app_is_there
deployment_strategy
inject_env_vars
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runserver
}
main "${@}"