Dockerfile uses ARG instead of ENV

Allows customization at image build time
This commit is contained in:
Dan Wendorf 2018-05-31 13:41:36 -07:00
parent 1a4f342f25
commit fb6ac7bba2
1 changed files with 4 additions and 4 deletions

View File

@ -11,10 +11,10 @@ FROM alpine:3.7
RUN apk add --no-cache ca-certificates
ENV HELM_VERSION=v2.8.2
ENV HELM_LOCATION="https://kubernetes-helm.storage.googleapis.com"
ENV HELM_FILENAME="helm-${HELM_VERSION}-linux-amd64.tar.gz"
ENV HELM_SHA256="614b5ac79de4336b37c9b26d528c6f2b94ee6ccacb94b0f4b8d9583a8dd122d3"
ARG HELM_VERSION=v2.8.2
ARG HELM_LOCATION="https://kubernetes-helm.storage.googleapis.com"
ARG HELM_FILENAME="helm-${HELM_VERSION}-linux-amd64.tar.gz"
ARG HELM_SHA256="614b5ac79de4336b37c9b26d528c6f2b94ee6ccacb94b0f4b8d9583a8dd122d3"
RUN wget ${HELM_LOCATION}/${HELM_FILENAME} && \
sha256sum ${HELM_FILENAME} | grep -q "${HELM_SHA256}" && \
tar zxf ${HELM_FILENAME} && mv /linux-amd64/helm /usr/local/bin/ && \