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Docker: only write to cache if creds available

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This commit is contained in:
Brenden Matthews 2024-06-04 13:53:37 -04:00
parent 0bc625fdea
commit 7043b34abb
1 changed files with 16 additions and 10 deletions
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26
.github/scripts/docker-build.bash vendored
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@ -1,12 +1,17 @@
#!/usr/bin/env bash #!/usr/bin/env bash
set -ex set -ex
DOCKERHUB_USERNAME="${DOCKERHUB_USERNAME:-conky}" DH_USERNAME="${DOCKERHUB_USERNAME:-conky}"
DOCKERHUB_IMAGE_ID=$DOCKERHUB_USERNAME/$IMAGE_NAME DOCKERHUB_IMAGE_ID=$DH_USERNAME/$IMAGE_NAME
# Change all uppercase to lowercase # Change all uppercase to lowercase
DOCKERHUB_IMAGE_ID=$(echo $DOCKERHUB_IMAGE_ID | tr '[A-Z]' '[a-z]') DOCKERHUB_IMAGE_ID=$(echo $DOCKERHUB_IMAGE_ID | tr '[A-Z]' '[a-z]')
# Only build amd64 on PRs, build all platforms on main. The arm builds
# take far too long.
image_platforms="--platform linux/amd64"
push_image=""
cache_tag="pr-cache"
image_tags=() image_tags=()
# Strip git ref prefix from version # Strip git ref prefix from version
@ -24,12 +29,6 @@ if [[ "$RELEASE" == ON ]]; then
image_tags+=("--tag" "$DOCKERHUB_IMAGE_ID:latest") image_tags+=("--tag" "$DOCKERHUB_IMAGE_ID:latest")
fi fi
# Only build amd64 on PRs, build all platforms on main. The arm builds
# take far too long.
image_platforms="--platform linux/amd64"
push_image=""
cache_tag="pr-cache"
# Only push on main # Only push on main
if [[ "$GITHUB_REF" == refs/heads/main ]]; then if [[ "$GITHUB_REF" == refs/heads/main ]]; then
push_image="--push" push_image="--push"
@ -37,10 +36,17 @@ if [[ "$GITHUB_REF" == refs/heads/main ]]; then
cache_tag="main-cache" cache_tag="main-cache"
fi fi
# Only write to cache if credentials are available
if [[ -z "$DOCKERHUB_USERNAME" ]]; then
write_cache=""
else
write_cache="--cache-to=type=registry,ref=$DOCKERHUB_IMAGE_ID:$cache_tag,mode=max"
fi
docker buildx build \ docker buildx build \
${push_image} \ ${push_image} \
${image_platforms} \ ${image_platforms} \
--cache-from=type=registry,ref=$DOCKERHUB_USERNAME/$IMAGE_NAME:$cache_tag \ --cache-from=type=registry,ref=$DOCKERHUB_IMAGE_ID:$cache_tag \
--cache-to=type=registry,ref=$DOCKERHUB_USERNAME/$IMAGE_NAME:$cache_tag,mode=max \ ${write_cache} \
"${image_tags[@]}" \ "${image_tags[@]}" \
. .