netbox-docker/docker/docker-entrypoint.sh

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#!/bin/bash
# Runs on every start of the NetBox Docker container
# Stop when an error occures
set -e
# Allows NetBox to be run as non-root users
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umask 002
# Load correct Python3 env
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# shellcheck disable=SC1091
source /opt/netbox/venv/bin/activate
# Try to connect to the DB
DB_WAIT_TIMEOUT=${DB_WAIT_TIMEOUT-3}
MAX_DB_WAIT_TIME=${MAX_DB_WAIT_TIME-30}
CUR_DB_WAIT_TIME=0
while [ "${CUR_DB_WAIT_TIME}" -lt "${MAX_DB_WAIT_TIME}" ]; do
# Read and truncate connection error tracebacks to last line by default
exec {psfd}< <(./manage.py showmigrations 2>&1)
read -rd '' DB_ERR <&$psfd || :
exec {psfd}<&-
wait $! && break
if [ -n "$DB_WAIT_DEBUG" ]; then
echo "$DB_ERR"
else
readarray -tn 0 DB_ERR_LINES <<<"$DB_ERR"
echo "${DB_ERR_LINES[@]: -1}"
echo "[ Use DB_WAIT_DEBUG=1 in netbox.env to print full traceback for errors here ]"
fi
echo "⏳ Waiting on DB... (${CUR_DB_WAIT_TIME}s / ${MAX_DB_WAIT_TIME}s)"
sleep "${DB_WAIT_TIMEOUT}"
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CUR_DB_WAIT_TIME=$((CUR_DB_WAIT_TIME + DB_WAIT_TIMEOUT))
done
if [ "${CUR_DB_WAIT_TIME}" -ge "${MAX_DB_WAIT_TIME}" ]; then
echo "❌ Waited ${MAX_DB_WAIT_TIME}s or more for the DB to become ready."
exit 1
fi
# Check if update is needed
if ! ./manage.py migrate --check >/dev/null 2>&1; then
echo "⚙️ Applying database migrations"
./manage.py migrate --no-input
echo "⚙️ Running trace_paths"
./manage.py trace_paths --no-input
echo "⚙️ Removing stale content types"
./manage.py remove_stale_contenttypes --no-input
echo "⚙️ Removing expired user sessions"
./manage.py clearsessions
fi
# Create Superuser if required
if [ "$SKIP_SUPERUSER" == "true" ]; then
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echo "↩️ Skip creating the superuser"
else
if [ -z ${SUPERUSER_NAME+x} ]; then
SUPERUSER_NAME='admin'
fi
if [ -z ${SUPERUSER_EMAIL+x} ]; then
SUPERUSER_EMAIL='admin@example.com'
fi
if [ -f "/run/secrets/superuser_password" ]; then
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SUPERUSER_PASSWORD="$(</run/secrets/superuser_password)"
elif [ -z ${SUPERUSER_PASSWORD+x} ]; then
SUPERUSER_PASSWORD='admin'
fi
if [ -f "/run/secrets/superuser_api_token" ]; then
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SUPERUSER_API_TOKEN="$(</run/secrets/superuser_api_token)"
elif [ -z ${SUPERUSER_API_TOKEN+x} ]; then
SUPERUSER_API_TOKEN='0123456789abcdef0123456789abcdef01234567'
fi
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./manage.py shell --interface python <<END
from django.contrib.auth.models import User
from users.models import Token
if not User.objects.filter(username='${SUPERUSER_NAME}'):
u=User.objects.create_superuser('${SUPERUSER_NAME}', '${SUPERUSER_EMAIL}', '${SUPERUSER_PASSWORD}')
Token.objects.create(user=u, key='${SUPERUSER_API_TOKEN}')
END
echo "💡 Superuser Username: ${SUPERUSER_NAME}, E-Mail: ${SUPERUSER_EMAIL}"
fi
echo "✅ Initialisation is done."
# Launch whatever is passed by docker
# (i.e. the RUN instruction in the Dockerfile)
exec "$@"