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Add health check to docker container

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Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2018-02-06 20:20:13 +01:00
parent bbae3c1e22
commit a0806bee08
Signed by: luzifer
GPG key ID: DC2729FDD34BE99E
2 changed files with 10 additions and 1 deletions
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5
Dockerfile
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@ -16,7 +16,7 @@ COPY --from=0 /go/bin/coredns /usr/local/bin/
ADD ./requirements.txt /src/requirements.txt ADD ./requirements.txt /src/requirements.txt
RUN set -ex \ RUN set -ex \
&& apk --no-cache add python3 \ && apk --no-cache add python3 bind-tools \
&& pip3 install -r /src/requirements.txt && pip3 install -r /src/requirements.txt
ADD . /src ADD . /src
@ -26,5 +26,8 @@ EXPOSE 53/udp 53
VOLUME ["/src/zones"] VOLUME ["/src/zones"]
HEALTHCHECK --interval=30s --timeout=5s \
CMD dig +short @localhost health.server.test TXT || exit 1
ENTRYPOINT ["/usr/local/bin/coredns"] ENTRYPOINT ["/usr/local/bin/coredns"]
CMD ["--"] CMD ["--"]

6
zones.yml
View file

@ -354,4 +354,10 @@ zones:
- name: "" - name: ""
alias: docker01.cloud.kserver.biz. alias: docker01.cloud.kserver.biz.
server.test:
entries:
- name: health
type: TXT
records:
- "OK"
... ...