22 lines
955 B
Bash
22 lines
955 B
Bash
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#!/bin/bash
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# This file is used to archive off a copy of any differences in the source tree into another location
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# in the image. Once the codespace is up, this will be restored into its proper location (which is
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# quick and happens parallel to other startup activities)
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set -e
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SCRIPT_PATH="$(cd "$(dirname $0)" && pwd)"
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SOURCE_FOLDER="${1:-"."}"
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CACHE_FOLDER="${2:-"/usr/local/etc/devcontainer-cache"}"
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echo "[$(date)] Starting cache operation..."
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cd "${SOURCE_FOLDER}"
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echo "[$(date)] Determining diffs..."
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find -L . -not -path "*/.git/*" -and -not -path "${SCRIPT_PATH}/*.manifest" -type f > "${SCRIPT_PATH}/after.manifest"
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grep -Fxvf "${SCRIPT_PATH}/before.manifest" "${SCRIPT_PATH}/after.manifest" > "${SCRIPT_PATH}/cache.manifest"
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echo "[$(date)] Archiving diffs..."
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mkdir -p "${CACHE_FOLDER}"
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tar -cf "${CACHE_FOLDER}/cache.tar" --totals --files-from "${SCRIPT_PATH}/cache.manifest"
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echo "[$(date)] Done! $(du -h "${CACHE_FOLDER}/cache.tar")"
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