cache-apt-pkgs-action/pre_cache_action.sh
Andrew Walsh 51678ad913
Execute installation scripts feature, debug mode, and permission denied fix. (#65)
* Execute installation scripts and debug mode features. (#64)

* Provide the ability to call Debian package manager installation scripts (i.e. `*.[preinst, postinst]`).
* Introduce a debug mode that runs the scripts in verbose mode and uploads the logs for retrieval.
* Updated README to reflect new features and provided more info on how to use the action versions.

* Dev (#66)

* Fix permission denied error.

* Fix permission denied error. (#51)

* Remove compression from file caching. (#53)

* Draft of postinst support from issue #44.

* Remove bad option.

* Removed extraneous line.

* Cover no packages edge case when writing manifest.

* Fix postinst bugs and add docs to lib.

* Made cache directory variable and more refinements to postinst.

* Update deprecated option.

https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

* Rollback accidental commit of new postinst feature.

* Minor edit ands full install script execution FR.

* Fix execute_install_scripts message to show the right param name.

* Fix param check.

* Minor fix to doc.

* Upload action logs for debugging.

* Make artifact names unique.

* Add debug option.

* Update description.

* Debug package list issue.

* Rollback 76128c60a1

* Revert outputs set behavior to see if it fixes outputs issue in dev.

* Restore updated outputs behavior. So strange it is working when I revert.

* Fix bugs in install script execution.

* Add error suppression on file testing.

* Debug feature.

* Link to the issue that started the postinst troubleshooting.

* Describe action version usage.

* Fix package outputs command.
2022-11-23 22:24:00 -08:00

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#!/bin/bash
# Debug mode for diagnosing issues.
# Setup first before other operations.
debug="${4}"
validate_bool "${debug}" debug 1
test ${debug} == "true" && set -x
# Include library.
script_dir="$(dirname -- "$(realpath -- "${0}")")"
source "${script_dir}/lib.sh"
# Directory that holds the cached packages.
cache_dir="${1}"
# Version of the cache to create or load.
version="${2}"
# Execute post-installation script.
execute_install_scripts="${3}"
# Debug mode for diagnosing issues.
debug="${4}"
# List of the packages to use.
input_packages="${@:5}"
# Trim commas, excess spaces, and sort.
packages="$(normalize_package_list "${input_packages}")"
# Create cache directory so artifacts can be saved.
mkdir -p ${cache_dir}
log "Validating action arguments (version='${version}', packages='${packages}')...";
if grep -q " " <<< "${version}"; then
log "aborted"
log "Version value '${version}' cannot contain spaces." >&2
exit 2
fi
# Is length of string zero?
if test -z "${packages}"; then
log "aborted"
log "Packages argument cannot be empty." >&2
exit 3
fi
validate_bool "${execute_install_scripts}" execute_install_scripts 4
log "done"
log_empty_line
versioned_packages=""
log "Verifying packages..."
for package in ${packages}; do
if test ! "$(apt-cache show "${package}")"; then
echo "aborted"
log "Package '${package}' not found." >&2
exit 5
fi
read package_name package_ver < <(get_package_name_ver "${package}")
versioned_packages=""${versioned_packages}" "${package_name}"="${package_ver}""
done
log "done"
log_empty_line
# Abort on any failure at this point.
set -e
log "Creating cache key..."
# TODO Can we prove this will happen again?
normalized_versioned_packages="$(normalize_package_list "${versioned_packages}")"
log "- Normalized package list is '${normalized_versioned_packages}'."
value="${normalized_versioned_packages} @ ${version}"
log "- Value to hash is '${value}'."
key="$(echo "${value}" | md5sum | cut -f1 -d' ')"
log "- Value hashed as '${key}'."
log "done"
key_filepath="${cache_dir}/cache_key.md5"
echo ${key} > ${key_filepath}
log "Hash value written to ${key_filepath}"