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Revert "Staging"
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awalsh128 authored Mar 19, 2022
1 parent 38a6fdf commit 6e54cc6
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4 changes: 0 additions & 4 deletions action.yml
Original file line number Diff line number Diff line change
Expand Up @@ -25,9 +25,6 @@ outputs:
# This compound expression is needed because lhs can be empty.
# Need to output true and false instead of true and nothing.
value: ${{ steps.load-cache.outputs.cache-hit || false }}
cache-key:
description: 'The key where the cache is stored with packages, their versions, and the cache version (i.e. package=version package=version @ 1).'
value: ${{ steps.pre-cache.outputs.cache-key }}
package-version-list:
description: 'The packages and versions that are installed as a comma delimited list with colon delimit on the package version (i.e. <package>:<version,<package>:<version>).'
value: ${{ steps.post-cache.outputs.package-version-list }}
Expand All @@ -42,7 +39,6 @@ runs:
"${{ inputs.version }}" \
${{ inputs.packages }}
echo "CACHE_KEY=$(cat ~/cache-apt-pkgs/cache_key.md5)" >> $GITHUB_ENV
echo "::set-output name=cache-key::$(cat ~/cache-apt-pkgs/cache_key.md5)"
shell: bash

- id: load-cache
Expand Down
66 changes: 26 additions & 40 deletions install_and_cache_pkgs.sh
Original file line number Diff line number Diff line change
Expand Up @@ -4,62 +4,48 @@
set -e

# Directory that holds the cached packages.
cache_dir="${1}"
cache_dir=$1

# List of the packages to use.
packages="${@:2}"

# Sort these packages by name and split on commas.
packages=$(echo "${packages}" | sed 's/[\s,]+/ /g' | tr ' ' '\n' | sort | tr '\n' ' ')

# Remove extraneous spaces
packages="$(echo "${packages}" | sed 's/\s\+/ /g;s/^\s\+//g;s/\s\+$//g')"

package_count=$(echo "${packages}" | wc -w)
echo "Clean installing and caching ${package_count} package(s)."
package_count=$(echo $packages | wc -w)
echo "Clean installing and caching $package_count package(s)."
echo "Package list:"
for package in ${packages}; do
echo "- ${package}"
for package in $packages; do
echo "- $package"
done

echo -n "Updating APT package list..."
sudo apt-get update > /dev/null
echo "done."

manifest=
echo "Clean installing and caching ${package_count} packages..."
for package in ${packages}; do
echo "- ${package}"
echo -n " Installing..."

# Gather a list of all packages apt installs to make this package work
required_packages=$(apt-get install --dry-run --yes "${package}" | grep -Po "(?<=Inst )[^\s]+" || echo "${package}")
echo "Package ${package} installs the following packages: ${required_packages//$'\n'/, }"
sudo DEBIAN_FRONTEND=noninteractive apt-get --yes install "${package}" > /dev/null
echo "Clean installing and caching $(echo $packages | wc -w) packages..."
for package in $packages; do
cache_filepath=$cache_dir/$package.tar.gz

echo "- $package"
echo -n " Installing..."
sudo apt-get --yes install $package > /dev/null
echo "done."

for cache_package in ${required_packages}; do
cache_filepath="${cache_dir}/${cache_package}.tar.gz"
if [ ! -f "${cache_filepath}" ]; then
package_name="$(echo "${cache_package}" | cut -d"=" -f1)"
echo -n " Caching ${package_name} to ${cache_filepath}..."
# Pipe all package files (no folders) to Tar.
dpkg -L "${package_name}" |
while IFS= read -r f; do
if test -f $f; then echo "${f:1}"; fi; #${f:1} removes the leading slash that Tar disallows
done |
xargs tar -czf "${cache_filepath}" -C /
echo "done."
# Add package to manifest
manifest="${manifest}${package_name}:$(dpkg -s "${package_name}" | grep Version | awk '{print $2}'),"
fi
done
echo -n " Caching to $cache_filepath..."
# Pipe all package files (no folders) to Tar.
dpkg -L $package |
while IFS= read -r f; do
if test -f $f; then echo ${f:1}; fi; #${f:1} removes the leading slash that Tar disallows
done |
xargs tar -czf $cache_filepath -C /
echo "done."
done
echo "done."

manifest_filepath="${cache_dir}/manifest.log"
echo -n "Writing package manifest to ${manifest_filepath}..."
manifest_filepath="$cache_dir/manifest.log"
echo -n "Writing package manifest to $manifest_filepath..."
manifest=
for package in $packages; do
manifest=$manifest$package:$(dpkg -s $package | grep Version | awk '{print $2}'),
done
# Remove trailing comma.
echo ${manifest:0:-1} > ${manifest_filepath}
echo ${manifest:0:-1} > $manifest_filepath
echo "done."
14 changes: 7 additions & 7 deletions post_cache_action.sh
Original file line number Diff line number Diff line change
Expand Up @@ -4,23 +4,23 @@
set -e

# Directory that holds the cached packages.
cache_dir="${1}"
cache_dir=$1

# Root directory to untar the cached packages to.
# Typically filesystem root '/' but can be changed for testing.
cache_restore_root="${2}"
cache_restore_root=$2

# Indicates that the cache was found.
cache_hit="${3}"
cache_hit=$3

# List of the packages to use.
packages="${@:4}"

script_dir="$(dirname -- "$(realpath -- "${0}")")"
script_dir=$(dirname $0)

if [ "${cache_hit}" == true ]; then
"${script_dir}/restore_pkgs.sh" ~/cache-apt-pkgs "${cache_restore_root}"
if [ "$cache_hit" == true ]; then
$script_dir/restore_pkgs.sh ~/cache-apt-pkgs $cache_restore_root
else
"${script_dir}/install_and_cache_pkgs.sh" ~/cache-apt-pkgs "${packages}"
$script_dir/install_and_cache_pkgs.sh ~/cache-apt-pkgs $packages
fi
echo ""
62 changes: 23 additions & 39 deletions pre_cache_action.sh
Original file line number Diff line number Diff line change
@@ -1,56 +1,40 @@
#!/bin/bash

# Directory that holds the cached packages.
cache_dir="${1}"
cache_dir=$1

# Version of the cache to create or load.
cache_version="${2}"
version=$2

# List of the packages to use.
packages="${@:3}"

# Sort these packages by name and split on commas.
packages=$(echo "${packages}" | sed 's/[\s,]+/ /g' | tr ' ' '\n' | sort | tr '\n' ' ')
packages=${@:3}

# Create cache directory so artifacts can be saved.
mkdir -p "${cache_dir}"

echo -n "Validating action arguments (version='${cache_version}', packages='${packages}')...";
mkdir -p $cache_dir

if echo "${cache_version}" | grep -q " " > /dev/null; then
echo -n "Validating action arguments (version='$version', packages='$packages')...";
echo $version | grep -o " " > /dev/null
if [ $? -eq 0 ]; then
echo "aborted."
echo "Version value '${cache_version}' cannot contain spaces." >&2
echo "Version value '$version' cannot contain spaces." >&2
exit 1
fi
if [ "${packages}" == "" ]; then
if [ "$packages" == "" ]; then
echo "aborted."
echo "Packages argument cannot be empty." >&2
exit 2
fi
echo "done."

echo -n "Updating APT package list..."
sudo apt-get update > /dev/null
echo "done."

echo -n "Verifying packages..."
for package in ${packages}; do
if echo "${package}" | grep -q "="; then
package_name=$(echo "${package}" | cut -d "=" -f1)
package_ver=$(echo "${package}" | cut -d "=" -f2)
else
package_name="${package}"
fi
apt_show=$(apt show "${package}")
if echo ${apt_show} | grep -qi "No packages found" > /dev/null; then
for package in $packages; do
escaped=$(echo $package | sed 's/+/\\+/g')
apt-cache search ^$escaped$ | grep $package > /dev/null
if [ $? -ne 0 ]; then
echo "aborted."
echo "Package '${package}' not found." >&2
echo "Package '$package' not found." >&2
exit 3
fi
if [ -z "${package_ver}" ]; then
package_ver=$(echo "${apt_show}" | grep -Po "(?<=Version: )[^\s]+")
fi
package_list="${package_list} ${package_name}=${package_ver}"
done
echo "done."

Expand All @@ -59,18 +43,18 @@ set -e

echo "Creating cache key..."

# Remove extraneous spaces
package_list="$(echo "${package_list}" | sed 's/\s\+/ /g;s/^\s\+//g;s/\s\+$//g')"
echo "- Normalized package list is '$package_list'."
# Remove package delimiters, sort (requires newline) and then convert back to inline list.
normalized_list=$(echo $packages | sed 's/[\s,]+/ /g' | tr ' ' '\n' | sort | tr '\n' ' ')
echo "- Normalized package list is '$normalized_list'."

value=$(echo "${package_list} @ ${cache_version}")
echo "- Value to hash is '${value}'."
value=$(echo $normalized_list @ $version)
echo "- Value to hash is '$value'."

key=$(echo "${value}" | md5sum | /bin/cut -f1 -d' ')
key=$(echo $value | md5sum | /bin/cut -f1 -d' ')
echo "- Value hashed as '$key'."

echo "done."

key_filepath="${cache_dir}/cache_key.md5"
echo "${key}" > "${key_filepath}"
echo "Hash value written to ${key_filepath}"
key_filepath="$cache_dir/cache_key.md5"
echo $key > $key_filepath
echo "Hash value written to $key_filepath"
28 changes: 14 additions & 14 deletions restore_pkgs.sh
Original file line number Diff line number Diff line change
Expand Up @@ -4,31 +4,31 @@
set -e

# Directory that holds the cached packages.
cache_dir="${1}"
cache_dir=$1

# Root directory to untar the cached packages to.
# Typically filesystem root '/' but can be changed for testing.
cache_restore_root="${2}"
cache_restore_root=$2

cache_filepaths="$(ls -1 "${cache_dir}" | sort)"
echo "Found $(echo "${cache_filepaths}" | wc -w) files in the cache."
for cache_filepath in ${cache_filepaths}; do
echo "- $(basename "${cache_filepath}")"
cache_filepaths=$(ls -1 $cache_dir | sort)
echo "Found $(echo $cache_filepaths | wc -w) files in the cache."
for cache_filepath in $cache_filepaths; do
echo "- $(basename $cache_filepath)"
done

echo "Reading from manifest..."
for logline in $(cat "${cache_dir}/manifest.log" | tr ',' '\n' ); do
echo "- $(echo "${logline}" | tr ':' ' ')"
for logline in $(cat $cache_dir/manifest.log | tr ',' '\n' ); do
echo "- $(echo $logline | tr ':' ' ')"
done
echo "done."

# Only search for archived results. Manifest and cache key also live here.
cache_pkg_filepaths=$(ls -1 ${cache_dir}/*.tar.gz | sort)
cache_pkg_filecount=$(echo "${cache_pkg_filepaths}" | wc -w)
echo "Restoring ${cache_pkg_filecount} packages from cache..."
for cache_pkg_filepath in ${cache_pkg_filepaths}; do
echo -n "- $(basename "${cache_pkg_filepath}") restoring..."
sudo tar -xf ${cache_pkg_filepath} -C ${cache_restore_root} > /dev/null
cache_pkg_filepaths=$(ls -1 $cache_dir/*.tar.gz | sort)
cache_pkg_filecount=$(echo $cache_pkg_filepaths | wc -w)
echo "Restoring $cache_pkg_filecount packages from cache..."
for cache_pkg_filepath in $cache_pkg_filepaths; do
echo -n "- $(basename $cache_pkg_filepath) restoring..."
sudo tar -xf $cache_pkg_filepath -C $cache_restore_root > /dev/null
echo "done."
done
echo "done."

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