21 lines
522 B
Docker
21 lines
522 B
Docker
#Dockerfile for a Postfix email relay service
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FROM alpine:3.20.2
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COPY run.sh /
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# hadolint ignore=DL3018
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RUN apk update --no-cache && \
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apk add --no-cache curl bash gawk cyrus-sasl cyrus-sasl-login cyrus-sasl-crammd5 mailx postfix-pcre \
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postfix && \
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mkdir -p /var/log/supervisor/ /var/run/supervisor/ && \
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chmod +x /run.sh && \
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newaliases
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EXPOSE 25
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#ENTRYPOINT ["/run.sh"]
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CMD ["/run.sh"]
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# health check
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HEALTHCHECK --interval=1m --timeout=3s \
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CMD curl -s smtp://localhost:25 -v >/dev/null 2>&1
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