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Create smaller docker images for releases 

Now we'll use build containers to perform preparation steps, causing the release
images to contain only Terraform itself and git/openssh.
This commit is contained in:
Robert J 2019-04-10 12:06:04 -05:00 committed by Martin Atkins
parent 5066003284
commit b4e8e63618
1 changed files with 12 additions and 7 deletions
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19
scripts/docker-release/Dockerfile-release
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@ -7,8 +7,8 @@
# tree, without any dependency on there being an existing release on
# releases.hashicorp.com.
FROM alpine:latest
MAINTAINER "HashiCorp Terraform Team <terraform@hashicorp.com>"
FROM alpine:3.9.2 as build
LABEL maintainer="HashiCorp Terraform Team <terraform@hashicorp.com>"
# This is intended to be run from the hooks/build script, which sets this
# appropriately based on git tags.
@ -22,11 +22,10 @@ COPY releases_public_key .
# - Verify that the zip file matches the expected checksum
# - Extract the zip file so it can be run
RUN echo Building image for Terraform ${TERRAFORM_VERSION} && \
apk add --update git curl openssh gnupg && \
curl https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip > terraform_${TERRAFORM_VERSION}_linux_amd64.zip && \
curl https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS.sig > terraform_${TERRAFORM_VERSION}_SHA256SUMS.sig && \
curl https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS > terraform_${TERRAFORM_VERSION}_SHA256SUMS && \
RUN apk add --no-cache git curl openssh gnupg && \
curl -O https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip && \
curl -O https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS.sig && \
curl -O https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS && \
gpg --import releases_public_key && \
gpg --verify terraform_${TERRAFORM_VERSION}_SHA256SUMS.sig terraform_${TERRAFORM_VERSION}_SHA256SUMS && \
grep linux_amd64 terraform_${TERRAFORM_VERSION}_SHA256SUMS >terraform_${TERRAFORM_VERSION}_SHA256SUMS_linux_amd64 && \
@ -34,6 +33,12 @@ RUN echo Building image for Terraform ${TERRAFORM_VERSION} && \
unzip terraform_${TERRAFORM_VERSION}_linux_amd64.zip -d /bin && \
rm -f terraform_${TERRAFORM_VERSION}_linux_amd64.zip terraform_${TERRAFORM_VERSION}_SHA256SUMS*
FROM alpine:3.9.2 as final
LABEL "com.hashicorp.terraform.version"="${TERRAFORM_VERSION}"
RUN apk add --no-cache git openssh
COPY --from=build ["/bin/terraform", "/bin/terraform"]
ENTRYPOINT ["/bin/terraform"]