echo "-------------------------------------------------"
echo -e "------------ ${BLUE}CHECK MUNIN BASIC CONFIG${NC} -----------"
echo -e "-------------------------------------------------\n"

# This does not check if 'munin-node-configure --shell | sh -x' has been executed
# This does not check if MUNIN 'monitoring server' has configured this machine
# Check /etc/munin/munin-node.conf config file
echo -e "Check ${BLUE}MUNIN${NC} config file /etc/munin/munin-node.conf"

# Check if allow exist but different than expected (success if return code = 1)
grep "^[[:space:]]*allow" /etc/munin/munin-node.conf |grep -q -v -e "^[[:space:]]*allow[[:space:]]*^127\\\.0\\\.0\\\.1\\$\$" -e "^[[:space:]]*allow[[:space:]]*^::1\\$\$" -e "^[[:space:]]*allow[[:space:]]*${IPV4_MASTER_MUNIN}[[:space:]]*$" -e "^[[:space:]]*allow[[:space:]]*${IPV6_MASTER_MUNIN}[[:space:]]*$"

# Return Code
RC=$?

# Allow other IP than expected
if [ $RC -eq 0 ]
then
	MUNIN_CONFIG_CHECK_FAILED="${MUNIN_CONFIG_CHECK_FAILED} munin-node allow connection from unexpected IP"
	echo -e "${RED}munin-node allow connection from UNEXPECTED IP : check KO${NC}\n"
# Does not allow unexpected IP
else
	# Check expected IP are configured (IPv4 and IPv6) (success if return code = 0)
	grep -q "^[[:space:]]*allow[[:space:]]*${IPV4_MASTER_MUNIN}[[:space:]]*$" /etc/munin/munin-node.conf
	
	# Return Code
	RCa=$?
	
	grep -q "^[[:space:]]*allow[[:space:]]*${IPV6_MASTER_MUNIN}[[:space:]]*$" /etc/munin/munin-node.conf
	
	# Return Code
	RCb=$?

	# Expected IP are NOT configured (IPv4 and IPv6)
	if [ $RCa -ne 0 ] || [ $RCb -ne 0 ]
	then
			MUNIN_CONFIG_CHECK_FAILED="${MUNIN_CONFIG_CHECK_FAILED} All Munin Expected IP (IPv4 and IPv6) are not configured, expected :\n'allow ${IPV4_MASTER_MUNIN_PRINT}'\n'allow ${IPV6_MASTER_MUNIN_PRINT}'\nOPTIONAL : 'allow ^127\.0\.0\.1$'\nOPTIONAL : 'allow ^::1$'"
			echo -e "${RED}All Munin Expected IP (IPv4 and IPv6) are NOT CONFIGURED : check KO${NC}\n"
	# Expected IP are configured (IPv4 and IPv6)
	else
			echo -e "${GREEN}Munin expected IP are CONFIGURED : check OK${NC}\n"
	fi
fi