metrics: Add metrics report script

This PR adds metrics report script for kata metrics.

Fixes #7782

Signed-off-by: Gabriela Cervantes <gabriela.cervantes.tellez@intel.com>

tests/metrics/report/makereport.sh

@@ -0,0 +1,97 @@
+#!/bin/bash
+# Copyright (c) 2018-2023 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Take the data found in subdirectories of the metrics 'results' directory,
+# and turn them into a PDF report. Use a Dockerfile containing all the tooling
+# and scripts we need to do that.
+
+set -e
+
+SCRIPT_PATH=$(dirname "$(readlink -f "$0")")
+source "${SCRIPT_PATH}/../lib/common.bash"
+
+IMAGE="${IMAGE:-metrics-report}"
+DOCKERFILE="${SCRIPT_PATH}/report_dockerfile/Dockerfile"
+
+HOST_INPUT_DIR="${SCRIPT_PATH}/../results"
+R_ENV_FILE="${HOST_INPUT_DIR}/Env.R"
+HOST_OUTPUT_DIR="${SCRIPT_PATH}/output"
+
+GUEST_INPUT_DIR="/inputdir/"
+GUEST_OUTPUT_DIR="/outputdir/"
+
+# If in debugging mode, we also map in the scripts dir so you can
+# dynamically edit and re-load them at the R prompt
+HOST_SCRIPT_DIR="${SCRIPT_PATH}/report_dockerfile"
+GUEST_SCRIPT_DIR="/scripts/"
+
+setup() {
+	echo "Checking subdirectories"
+	check_subdir="$(ls -dx ${HOST_INPUT_DIR}/*/ 2> /dev/null | wc -l)"
+	if [ $check_subdir -eq 0 ]; then
+		die "No subdirs in [${HOST_INPUT_DIR}] to read results from."
+	fi
+
+	echo "Checking Dockerfile"
+	check_dockerfiles_images "$IMAGE" "$DOCKERFILE"
+
+	mkdir -p "$HOST_OUTPUT_DIR" && true
+
+	echo "inputdir=\"${GUEST_INPUT_DIR}\"" > ${R_ENV_FILE}
+	echo "outputdir=\"${GUEST_OUTPUT_DIR}\"" >> ${R_ENV_FILE}
+
+	# A bit of a hack to get an R syntax'd list of dirs to process
+	# Also, need it as not host-side dir path - so short relative names
+	resultdirs="$(cd ${HOST_INPUT_DIR}; ls -dx */)"
+	resultdirslist=$(echo ${resultdirs} | sed 's/ \+/", "/g')
+	echo "resultdirs=c(" >> ${R_ENV_FILE}
+	echo "	\"${resultdirslist}\"" >> ${R_ENV_FILE}
+	echo ")" >> ${R_ENV_FILE}
+}
+
+run() {
+	docker run -ti --rm -v ${HOST_INPUT_DIR}:${GUEST_INPUT_DIR} -v ${HOST_OUTPUT_DIR}:${GUEST_OUTPUT_DIR} ${extra_volumes} ${IMAGE} ${extra_command}
+	ls -la ${HOST_OUTPUT_DIR}/*
+}
+
+help() {
+	usage=$(cat << EOF
+Usage: $0 [-h] [options]
+   Description:
+        This script generates a metrics report document
+        from the results directory one level up in the
+        directory tree (../results).
+   Options:
+        -d,         Run in debug (interactive) mode
+        -h,         Print this help
+EOF
+)
+	echo "$usage"
+}
+
+main() {
+
+	local OPTIND
+	while getopts "d" opt;do
+		case ${opt} in
+		d)
+			# In debug mode, run a shell instead of the default report generation
+			extra_command="bash"
+			extra_volumes="-v ${HOST_SCRIPT_DIR}:${GUEST_SCRIPT_DIR}"
+			;;
+		?)
+		    # parse failure
+		    help
+		    die "Failed to parse arguments"
+		    ;;
+		esac
+	done
+	shift $((OPTIND-1))
+
+	setup
+	run
+}
+
+main "$@"