superlint/lib/functions/experimental-batch-workers/cfn-lint.sh

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#!/usr/bin/env bash
# Sample cfn-lint v0.x output:
#
# E3002 Invalid Property Resources/Whatever/Properties/Is/Wrong
# ./path/to/my-stack.yml:35:7
#
function LintCodebaseCfnLintStdoutParser() {
local STDOUT_PIPENAME="${1}" && shift
local LINTER_NAME="${1}" && shift
local ERRORS_FOUND=0
local IS_ERROR
local CUR_FILENAME
local NEXT_FILENAME
local LINE
while IFS= read -r LINE; do
if grep "[EW][0-9]\+[[:space:]]" <<<"$LINE" >/dev/null; then
IS_ERROR="true"
continue
fi
if grep "$PWD" <<<"$LINE" >/dev/null; then
NEXT_FILENAME=$(cut -d: -f1 <<<"$LINE")
if [[ "$NEXT_FILENAME" != "$CUR_FILENAME" ]]; then
CUR_FILENAME=$NEXT_FILENAME
if [[ "$IS_ERROR" == "true" ]]; then
IS_ERROR="false"
ERRORS_FOUND=$((ERRORS_FOUND + 1))
fi
fi
continue
fi
done <"${STDOUT_PIPENAME}"
echo "${ERRORS_FOUND}" >"${STDOUT_PIPENAME}.return"
return 0
}
function ParallelLintCodebaseCfnLint() {
local FILE_TYPE="${1}" && shift
local LINTER_NAME="${1}" && shift
local LINTER_COMMAND="${1}" && shift
local TEST_CASE_RUN="${1}" && shift
local FILE_ARRAY=("$@")
local NUM_PROC="$(($(nproc) * 1))"
local FILES_PER_PROC="16"
local STDOUT_PARSER="LintCodebaseCfnLintStdoutParser"
local STDERR_PARSER="LintCodebaseBaseStderrParser"
info "Running EXPERIMENTAL parallel ${FILE_TYPE} LintCodebase on ${#FILE_ARRAY[@]} files. LINTER_NAME: ${LINTER_NAME}, LINTER_COMMAND: ${LINTER_COMMAND}, TEST_CASE_RUN: ${TEST_CASE_RUN}"
ParallelLintCodebaseImpl "${FILE_TYPE}" "${LINTER_NAME}" "${LINTER_COMMAND}" "${TEST_CASE_RUN}" "${NUM_PROC}" "${FILES_PER_PROC}" "${STDOUT_PARSER}" "${STDERR_PARSER}" "${FILE_ARRAY[@]}"
info "Exiting EXPERIMENTAL parallel ${FILE_TYPE} LintCodebase on ${#FILE_ARRAY[@]} files. ERROR_FOUND: ${ERRORS_FOUND}. LINTER_NAME: ${LINTER_NAME}, LINTER_COMMAND: ${LINTER_COMMAND}"
return 0
}