cache-apt-pkgs-action/lib.sh
2022-07-25 20:50:58 -07:00

50 lines
1.7 KiB
Bash
Executable file

#!/bin/bash
# Sort these packages by name and split on commas.
function normalize_package_list {
local stripped=$(echo "${1}" | sed 's/,//g')
# Remove extraneous spaces at the middle, beginning, and end.
local trimmed="$(echo "${stripped}" | sed 's/\s\+/ /g; s/^\s\+//g; s/\s\+$//g')"
local sorted="$(echo ${trimmed} | tr ' ' '\n' | sort | tr '\n' ' ')"
echo "${sorted}"
}
# Gets a package list of dependencies as space delimited pairs with each pair colon delimited.
# <name>:<version> <name:version>...
function get_dep_packages {
local regex="^Inst ([^ ]+) (\[[^ ]+\]\s)?\(([^ ]+)"
dep_packages=""
while read -r line; do
if [[ "${line}" =~ ${regex} ]]; then
dep_packages="${dep_packages}${BASH_REMATCH[1]}:${BASH_REMATCH[3]} "
else
log_err "Unable to parse package name and version from \"$line\""
exit 2
fi
done < <(apt-fast install --dry-run --yes "${1}" | grep "^Inst" | grep -v "^Inst ${1} " | sort)
echo "${dep_packages:0:-1}" # Removing trailing space.
}
# Split fully qualified package into name and version.
function get_package_name_ver {
IFS=\: read name ver <<< "${1}"
# If version not found in the fully qualified package value.
if test -z "${ver}"; then
ver="$(grep "Version:" <<< "$(apt-cache show ${name})" | awk '{print $2}')"
fi
echo "${name}" "${ver}"
}
function log { echo "$(date +%H:%M:%S)" "${@}"; }
function log_err { >&2 echo "$(date +%H:%M:%S)" "${@}"; }
function log_empty_line { echo ""; }
# Writes the manifest to a specified file.
function write_manifest {
log "Writing ${1} packages manifest to ${3}..."
# 0:-1 to remove trailing comma, delimit by newline and sort.
echo "${2:0:-1}" | tr ',' '\n' | sort > ${3}
log "done"
}