This repository has been archived on 2022-10-07. You can view files and clone it, but cannot push or open issues or pull requests.
skynet-webportal/packages/health-check/Dockerfile

40 lines
1.4 KiB
Docker
Raw Normal View History

FROM node:16.13.2-alpine
2020-07-30 12:23:49 +00:00
RUN apk update && apk add dnsmasq
2020-07-30 12:23:49 +00:00
WORKDIR /usr/app
2021-09-15 10:50:22 +00:00
ENV PATH="/usr/app/bin:${PATH}"
2021-05-24 15:30:29 +00:00
# schedule critical checks to run every 5 minutes (any failures will disable server)
RUN echo '*/5 * * * * source /etc/environment ; /usr/app/bin/cli run critical >> /proc/1/fd/1' >> /etc/crontabs/root
2021-05-24 15:30:29 +00:00
# schedule extended checks to run on every hour (optional checks, report only)
RUN echo '0 * * * * source /etc/environment ; /usr/app/bin/cli run extended >> /proc/1/fd/1' >> /etc/crontabs/root
2021-05-24 15:13:29 +00:00
2021-07-26 12:00:20 +00:00
COPY package.json yarn.lock ./
2021-07-26 11:28:27 +00:00
2021-07-26 17:06:15 +00:00
RUN yarn --frozen-lockfile
2021-07-26 11:28:27 +00:00
2020-09-09 14:08:10 +00:00
COPY src src
COPY cli cli
2021-09-15 10:50:22 +00:00
COPY bin bin
2020-07-30 12:23:49 +00:00
EXPOSE 3100
ENV NODE_ENV production
2021-05-24 15:30:29 +00:00
2021-06-24 11:38:14 +00:00
# 1. start dnsmasq in the background with:
2021-08-27 12:15:22 +00:00
# - alias PORTAL_DOMAIN with current server ip so it overrides potential load balancer request
2021-06-24 09:33:55 +00:00
# - default docker nameserver 127.0.0.11 for any other request
# 2. replace docker nameserver with dnsmasq nameserver in /etc/resolv.conf
# 3. start crond in the background to schedule periodic health checks
2021-06-22 12:22:17 +00:00
# 4. start the health-check api service
CMD [ "sh", "-c", \
"serverip=$(node src/whatismyip.js) && \
2022-02-08 11:25:08 +00:00
echo \"export serverip=${serverip}\" >> /etc/environment && \
dnsmasq --no-resolv --log-facility=/var/log/dnsmasq.log --address=/$PORTAL_DOMAIN/$serverip --server=127.0.0.11 && \
echo \"$(sed 's/127.0.0.11/127.0.0.1/' /etc/resolv.conf)\" > /etc/resolv.conf && \
crond && \
2021-07-26 12:12:33 +00:00
node src/index.js" \
]