87 lines
No EOL
3 KiB
Bash
Executable file
87 lines
No EOL
3 KiB
Bash
Executable file
#!/bin/bash
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# Fail on any error.
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set -e
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# Include library.
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script_dir="$(dirname -- "$(realpath -- "${0}")")"
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source "${script_dir}/lib.sh"
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# Directory that holds the cached packages.
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cache_dir="${1}"
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# List of the packages to use.
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input_packages="${@:2}"
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# Trim commas, excess spaces, and sort.
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normalized_packages="$(normalize_package_list "${input_packages}")"
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package_count=$(wc -w <<< "${normalized_packages}")
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log "Clean installing and caching ${package_count} package(s)."
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log "Package list:"
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for package in ${normalized_packages}; do
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log "- ${package}"
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done
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log "Updating APT package list..."
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sudo apt-get update > /dev/null
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echo "done."
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# Strictly contains the requested packages.
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manifest_main=""
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# Contains all packages including dependencies.
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manifest_all=""
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log "Clean installing and caching ${package_count} packages..."
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for package in ${normalized_packages}; do
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read package_name package_ver < <(get_package_name_ver "${package}")
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# Comma delimited name:ver pairs in the main requested packages manifest.
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manifest_main="${manifest_main}${package_name}:${package_ver},"
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all_packages="$(apt-get install --dry-run --yes "${package_name}" | grep "^Inst" | awk '{print $2}')"
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dep_packages="$(echo ${all_packages} | grep -v "${package_name}" | tr '\n' ,)"
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if "${dep_packages}" == ","; then
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dep_packages="none";
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fi
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log "- ${package_name}"
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log " * Version: ${package_ver}"
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log " * Dependencies: ${dep_packages}"
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log " * Installing..."
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# Zero interaction while installing or upgrading the system via apt.
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sudo DEBIAN_FRONTEND=noninteractive apt-get --yes install "${package}" > /dev/null
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echo "done."
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for cache_package in ${all_packages}; do
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cache_filepath="${cache_dir}/${cache_package}.tar.gz"
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if test ! -f "${cache_filepath}"; then
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read cache_package_name cache_package_ver < <(get_package_name_ver "${cache_package}")
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log " * Caching ${cache_package_name} to ${cache_filepath}..."
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# Pipe all package files (no folders) to Tar.
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dpkg -L "${cache_package_name}" |
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while IFS= read -r f; do
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if test -f $f; then echo "${f:1}"; fi; #${f:1} removes the leading slash that Tar disallows
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done |
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xargs tar -czf "${cache_filepath}" -C /
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log "done (compressed size $(du -k "${cache_filepath}" | cut -f1))."
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fi
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# Comma delimited name:ver pairs in the all packages manifest.
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manifest_all="${manifest_all}${cache_package_name}:${cache_package_ver},"
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done
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done
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log "done."
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manifest_all_filepath="${cache_dir}/manifest_all.log"
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log "Writing all packages manifest to ${manifest_all_filepath}..."
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# Remove trailing comma and write to manifest_all file.
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echo "${manifest_all:0:-1}" > "${manifest_all_filepath}"
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log "done."
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manifest_main_filepath="${cache_dir}/manifest_main.log"
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log "Writing main requested packages manifest to ${manifest_main_filepath}..."
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# Remove trailing comma and write to manifest_main file.
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echo "${manifest_main:0:-1}" > "${manifest_main_filepath}"
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log "done." |