54 lines
1.4 KiB
Bash
Executable File
54 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env sh
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# cacher.sh -- Restore and rebuild cache.
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# Cache paths are designed to work with multi-arch builds and are organized
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# based on the branch or tag. The master branch cache is used as a fallback.
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# This will download and package the cache but it will not upload it.
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set -eu
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# Try restoring from each argument in turn until we get something.
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restore() {
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for branch in "$@" ; do
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if [ -n "$branch" ] ; then
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cache_path="https://codesrv-ci.cdr.sh/cache/$branch/$tar.tar.gz"
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if wget "$cache_path" ; then
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tar xzvf "$tar.tar.gz"
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break
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fi
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fi
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done
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}
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# We need to cache the built-in extensions and Node modules. Everything inside
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# the cache-upload directory will be uploaded as-is to the code-server bucket.
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package() {
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mkdir -p "cache-upload/cache/$1"
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tar czfv "cache-upload/cache/$1/$tar.tar.gz" node_modules source
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}
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main() {
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cd "$(dirname "$0")/.."
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# Get the branch for this build.
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branch=${DRONE_BRANCH:-${DRONE_SOURCE_BRANCH:-${DRONE_TAG:-}}}
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# The cache will be named based on the arch, platform, and libc.
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arch=$DRONE_STAGE_ARCH
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platform=${PLATFORM:-linux}
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case $DRONE_STAGE_NAME in
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*alpine*) libc=musl ;;
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* ) libc=glibc ;;
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esac
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tar="$platform-$arch-$libc"
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# The action is determined by the name of the step.
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case $DRONE_STEP_NAME in
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*restore*) restore "$branch" "$DRONE_REPO_BRANCH" ;;
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*rebuild*|*package*) package "$branch" ;;
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*) exit 1 ;;
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esac
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}
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main "$@"
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