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DevOps-Bash-tools/check_groovyc.sh

105 lines
2.5 KiB
Bash

#!/usr/bin/env bash
# shellcheck disable=SC2230
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2022-01-06 18:34:01 +0000 (Thu, 06 Jan 2022)
#
# https://github.com/harisekhon/bash-tools
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help improve or steer this or other code I publish
#
# http://www.linkedin.com/in/harisekhon
#
set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x
srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck disable=SC1090
. "$srcdir/lib/utils.sh"
# shellcheck disable=SC2034,SC2154
usage_description="
Recurses a given directory tree or \$PWD, finding all Groovy files and validating them using 'groovyc'
Useful for doing basic linting on simple self-contained Groovy scripts such as Jenkins Shared Libraries
"
help_usage "$@"
directory="${1:-.}"
shift ||:
echo "Checking for Groovy files"
filelist="$(find "$directory" -type f -iname '*.groovy' | sort)"
if [ -z "$filelist" ]; then
return 0 &>/dev/null || :
exit 0
fi
section "G r o o v y"
if ! type -P groovyc &>/dev/null; then
echo "WARNING: groovyc not found in \$PATH, skipping Groovy checks"
echo
exit 0
fi
start_time="$(start_timer)"
groovy --version
echo
check_groovyc(){
local filename="$1"
shift || :
# this requires far too many function exports for all called CI functions
#isExcluded "$filename" && return 0
echo "groovyc $filename $*" >&2
if ! groovyc "$filename" "$@" >&2; then
echo 1
exit 1
fi
}
echo "building file list" >&2
tests="$(
while read -r filename; do
echo "check_groovyc \"$filename\""
done <<< "$filelist"
)"
cpu_count="$(cpu_count)"
multiplier=1 # doesn't get faster increasing this in tests, perhaps even slightly slower due to context switching
parallelism="$((cpu_count * multiplier))"
echo "found $cpu_count cores, running $parallelism parallel jobs"
echo
# export functions to use in parallel
export -f check_groovyc
export SHELL=/bin/bash # Debian docker container doesn't set this and defaults to sh, failing to find exported function
set +eo pipefail
tally="$(parallel -j "$parallelism" <<< "$tests")"
exit_code=$?
set -eo pipefail
count="$(awk '{sum+=$1} END{print sum}' <<< "$tally")"
echo >&2
time_taken "$start_time"
echo >&2
if [ $exit_code -eq 0 ]; then
section2 "Groovy checks passed"
else
echo "ERROR: $count broken groovy files detected!" >&2
echo >&2
section2 "Groovy checks FAILED"
exit 1
fi