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Optimise the Dockerfile for Docker Hub Automated Builds. #118

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Nov 14, 2016
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Optimise the Dockerfile for Docker Hub Automated Builds. #118

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1 change: 1 addition & 0 deletions .dockerignore
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35 changes: 31 additions & 4 deletions Dockerfile
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FROM golang:1.4
#
# MailHog Dockerfile
#

RUN go get github.com/mailhog/MailHog
FROM alpine:3.4

EXPOSE 1025 8025
# Install ca-certificates, required for the "release message" feature:
RUN apk --no-cache add \
ca-certificates

# Install MailHog:
RUN apk --no-cache add --virtual build-dependencies \
go \
git \
&& mkdir -p /root/gocode \
&& export GOPATH=/root/gocode \
&& go get github.com/mailhog/MailHog \
&& mv /root/gocode/bin/MailHog /usr/local/bin \
&& rm -rf /root/gocode \
&& apk del --purge build-dependencies

# Add mailhog user/group with uid/gid 1000.
# This is a workaround for boot2docker issue #581, see
# https://github.com/boot2docker/boot2docker/issues/581
RUN adduser -D -u 1000 mailhog

USER mailhog

ENTRYPOINT ["/go/bin/MailHog"]
WORKDIR /home/mailhog

ENTRYPOINT ["MailHog"]

# Expose the SMTP and HTTP ports:
EXPOSE 1025 8025