Add DOCKERFILE_VERSION variable to all CI dockerfiles

This commit is contained in:
Tim Wojtulewicz 2022-05-19 11:39:56 -07:00
parent eeebf8a429
commit 4f11a57159
15 changed files with 54 additions and 2 deletions

View file

@ -2,6 +2,10 @@ FROM ubuntu:20.04
ENV DEBIAN_FRONTEND="noninteractive" TZ="America/Los_Angeles"
# A version field to invalide Cirrus's build cache when needed, as suggested in
# https://github.com/cirruslabs/cirrus-ci-docs/issues/544#issuecomment-566066822
ENV DOCKERFILE_VERSION 20220519
RUN apt-get update && apt-get -y install \
ccache \
git \