Files
docker-stacks/examples/docker-compose/bin/letsencrypt.sh
2016-02-15 18:21:04 -05:00

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#!/bin/bash
# Copyright (c) Jupyter Development Team.
# Distributed under the terms of the Modified BSD License.
# Use https://letsencrypt.org to create a certificate for a single domain
# and store it in a Docker volume.
set -e
# Get domain and email from environment
[ -z "$FQDN" ] && \
echo "ERROR: Must set FQDN environment varable" && \
exit 1
[ -z "$EMAIL" ] && \
echo "ERROR: Must set EMAIL environment varable" && \
exit 1
# letsencrypt certificate server type (default is production).
# Set `CERT_SERVER=--staging` for staging.
: ${CERT_SERVER=''}
# Create Docker volume to contain the cert
: ${SECRETS_VOLUME:=my-notebook-secrets}
docker volume create --name $SECRETS_VOLUME 1>/dev/null
# Generate the cert and save it to the Docker volume
docker run --rm -it \
-p 80:80 \
-v $SECRETS_VOLUME:/etc/letsencrypt \
quay.io/letsencrypt/letsencrypt:latest \
certonly \
--non-interactive \
--keep-until-expiring \
--standalone \
--standalone-supported-challenges http-01 \
--agree-tos \
--domain "$FQDN" \
--email "$EMAIL" \
$CERT_SERVER
# Set permissions so nobody can read the cert and key.
# Also symlink the certs into the root of the /etc/letsencrypt
# directory so that the FQDN doesn't have to be known later.
docker run --rm -it \
-v $SECRETS_VOLUME:/etc/letsencrypt \
debian:jessie \
bash -c "ln -s /etc/letsencrypt/live/$FQDN/* /etc/letsencrypt/ && \
find /etc/letsencrypt -type d -exec chmod 755 {} +"