#!/bin/bash

#----------------------------------------------------------------------
# Description: osinfo-detect-test.sh - Check msvsphere patches are working for osinfo-db
# Author: td25i <a.lyubimov@softline.com>
# Created at: Mon Dec  4 10:53:18 MSK 2023
# Computer: ii7
# System: Linux 5.14.0-362.8.1.el9_3.x86_64 on x86_64
#
# Copyright (c) 2023 Softline  All rights reserved.
#
#----------------------------------------------------------------------
# Configure section:
# v0.1

dnf -y in curl util-linux gawk which libosinfo coreutils diffutils
# TODO check exit stats

FUNCTIONS_FILE=./functions
DOWNLOAD_LIST_FILENAME=msvsphereiso.uri
TEST_REFERENCE_RESULT_FILE=osinfo-detect-reference.result
TEST_OBTAINED_RESULT_FILE=osinfo-detect-obtained.result

echo "Getting meminfo..."
MEMFREEKB=`grep MemFree /proc/meminfo | sed 's/ kB//g' | sed 's/ //g' | cut -f 2 -d :`

echo "Getting free space in /var/tmp ..."
DISTFREEKB=`df --output=avail /var/tmp | tail -n 1`

echo "Calculating sum sizes of ISO files..."
MEMFREEREQBYTES=$(curl -s https://rsync.inferitos.ru/msvsphere/9/isos/x86_64/ grep href\=\"MSVSphere | rev | cut -f 1 -d \  | awk '{s+=$1}END{print s}')
MEMFREEREQKB=`echo "scale=0; $MEMFREEREQBYTES/1024" | bc`
echo "Need $MEMFREEREQKB kB."

echo "Checking free space for download ISO images..."

echo "Choosing a location to place files.."
if [[ $MEMFREEKB -lt $MEMFREEREQKB ]]
then
	echo "With less RAM $MEMFREEKB kB, use /var/tmp"
	WORK_DIR=`mktemp -d --suffix=.osinfo-db-tests -p /var/tmp`
else
	echo "RAM is enough $MEMFREEKB kB, use /tmp"
	WORK_DIR=`mktemp -d --suffix=.osinfo-db-tests`
fi

declare -a REF_TESTING_RESULTS=()
declare -a TESTING_RESULTS=()

cleantempdata()
{
	rm -rv $1
}

# TODO
cp $DOWNLOAD_LIST_FILENAME $TEST_REFERENCE_RESULT_FILE $WORK_DIR/

if [[ -f $FUNCTIONS_FILE ]]
then
	. $FUNCTIONS_FILE
	else
	echo "Error: file $FUNCTIONS_FILE not found, exiting..."
	exit 1
fi

which basename || exitmsg "Error: basename not found, exiting..." $?
which sha256sum || exitmsg "Error: sha256sum not found, exiting..." $?

cd $WORK_DIR
cdcheck $? $REF_GIT_DIR

wgetdownload()
{
while read LINE; do
	wget -c $LINE
	wgetcheck $? $LINE
	wget -c $LINE.CHECKSUM
	wgetcheck $? $LINE.CHECKSUM
done < $1
}

if [[ -f $DOWNLOAD_LIST_FILENAME ]]
then
	wgetdownload $DOWNLOAD_LIST_FILENAME
	else
	#cleantempdata $WORK_DIR
	exitmsg "Error: file $DOWNLOAD_LIST_FILENAME not found, exiting..." 1
fi

if [[ ! -f $TEST_REFERENCE_RESULT_FILE ]]
then
	cleantempdata $WORK_DIR
	exitmsg "Error: file $TEST_REFERENCE_RESULT_FILE not found, exiting..." 1
fi

while read LINE; do
	ITEM=`basename $LINE`
	REF_TESTING_RESULTS+=("$ITEM")
done < $WORK_DIR/$DOWNLOAD_LIST_FILENAME

integrityverify()
{
while read LINE; do
	ITEM=`basename $LINE`
	sha256sum -c --ignore-missing $ITEM.CHECKSUM
	if [[ ! $? == 0 ]]
	then
		cleantempdata $WORK_DIR
		exitmsg "osinfo-detect-test.sh log: sha256sum failed for $ITEM, exiting..." $?
	fi
	echo "Verifying sha256sum of $ITEM successully completed."
done < $WORK_DIR/$DOWNLOAD_LIST_FILENAME
}

integrityverify

osinfodetect()
{
while read LINE; do
	ITEM=`basename $LINE`
	osinfo-detect $ITEM | tee $TEST_OBTAINED_RESULT_FILE
	if [[ $? == 0 ]]
	then
		echo "Detecting of $ITEM completed without errors, starting comparing detected result with right value..."
		diff -qsa $TEST_REFERENCE_RESULT_FILE $TEST_OBTAINED_RESULT_FILE
			if [[ ! $? == 0 ]]
			then
				cleantempdata $WORK_DIR
				exitmsg "Error: Testing osinfo-detect failed for $ITEM, exiting..." 1
			else
				echo "Testing osinfo-detect with "$ITEM" are successful."
				TESTING_RESULTS+=("$ITEM")
			fi
	else
		cleantempdata $WORK_DIR
		exitmsg "osinfo-detect-test.sh log: osinfo-detect failed for $ITEM, exiting..." $?
	fi
done < $WORK_DIR/$DOWNLOAD_LIST_FILENAME
}

osinfodetect

for I in "${REF_TESTING_RESULTS[@]}"
do
	echo "Referenced item $I"
done

for I in "${TESTING_RESULTS[@]}"
do
	echo "Tested item $I"
done

cleantempdata $WORK_DIR