vscode/.devcontainer/cache/cache-diff.sh
2022-03-16 18:07:11 +00:00

23 lines
961 B
Bash
Executable file

#!/usr/bin/env bash
# This file is used to archive off a copy of any differences in the source tree into another location
# in the image. Once the codespace / container is up, this will be restored into its proper location.
set -e
SOURCE_FOLDER="${1:-"."}"
CACHE_FOLDER="${2:-"$HOME/.devcontainer-cache"}"
if [ ! -d "${CACHE_FOLDER}" ]; then
echo "No cache folder found. Be sure to run before-cache.sh to set one up."
exit 1
fi
echo "[$(date)] Starting cache operation..."
cd "${SOURCE_FOLDER}"
echo "[$(date)] Determining diffs..."
find -L . -not -path "*/.git/*" -and -not -path "${CACHE_FOLDER}/*.manifest" -type f > "${CACHE_FOLDER}/after.manifest"
grep -Fxvf "${CACHE_FOLDER}/before.manifest" "${CACHE_FOLDER}/after.manifest" > "${CACHE_FOLDER}/cache.manifest"
echo "[$(date)] Archiving diffs..."
tar -cf "${CACHE_FOLDER}/cache.tar" --totals --files-from "${CACHE_FOLDER}/cache.manifest"
echo "[$(date)] Done! $(du -h "${CACHE_FOLDER}/cache.tar")"