passt/test/two_guests/basic

# SPDX-License-Identifier: GPL-2.0-or-later
#
# PASST - Plug A Simple Socket Transport
#  for qemu/UNIX domain socket mode
#
# PASTA - Pack A Subtle Tap Abstraction
#  for network namespace/tap device mode
#
# test/two_guests/basic - Check basic functionality with two guests
#
# Copyright (c) 2021 Red Hat GmbH
# Author: Stefano Brivio <sbrivio@redhat.com>

g1tools	ip jq dhclient socat cat
g2tools	ip jq dhclient socat cat
htools	ip jq

test	Interface names
g1out	IFNAME1 ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
g2out	IFNAME2 ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
hout	HOST_IFNAME ip -j -4 route show|jq -rM '[.[] | select(.dst == "default").dev] | .[0]'
hout	HOST_IFNAME6 ip -j -6 route show|jq -rM '[.[] | select(.dst == "default").dev] | .[0]'
check	[ -n "__IFNAME1__" ]
check	[ -n "__IFNAME2__" ]

test	DHCP: addresses
guest1	ip link set dev __IFNAME1__ up
guest1	/sbin/dhclient -4 __IFNAME1__
guest2	ip link set dev __IFNAME2__ up
guest2	/sbin/dhclient -4 __IFNAME2__
g1out	ADDR1 ip -j -4 addr show|jq -rM '.[] | select(.ifname == "__IFNAME1__").addr_info[0].local'
g2out	ADDR2 ip -j -4 addr show|jq -rM '.[] | select(.ifname == "__IFNAME2__").addr_info[0].local'
hout	HOST_ADDR ip -j -4 addr show|jq -rM '.[] | select(.ifname == "__HOST_IFNAME__").addr_info[0].local'
check	[ "__ADDR1__" = "__HOST_ADDR__" ]
check	[ "__ADDR2__" = "__HOST_ADDR__" ]

test	DHCPv6: addresses
# Link is up now, wait for DAD to complete
guest1	while ip -j -6 addr show tentative | jq -e '.[].addr_info'; do sleep 0.1; done
guest2	while ip -j -6 addr show tentative | jq -e '.[].addr_info'; do sleep 0.1; done
guest1	/sbin/dhclient -6 __IFNAME1__
guest2	/sbin/dhclient -6 __IFNAME2__
# Wait for DAD to complete on the DHCP address
guest1	while ip -j -6 addr show tentative | jq -e '.[].addr_info'; do sleep 0.1; done
guest2	while ip -j -6 addr show tentative | jq -e '.[].addr_info'; do sleep 0.1; done
g1out	ADDR1_6 ip -j -6 addr show|jq -rM '[.[] | select(.ifname == "__IFNAME1__").addr_info[] | select(.prefixlen == 128).local] | .[0]'
g2out	ADDR2_6 ip -j -6 addr show|jq -rM '[.[] | select(.ifname == "__IFNAME2__").addr_info[] | select(.prefixlen == 128).local] | .[0]'
hout	HOST_ADDR6 ip -j -6 addr show|jq -rM '[.[] | select(.ifname == "__HOST_IFNAME6__").addr_info[] | select(.scope == "global" and .deprecated != true).local] | .[0]'
check	[ "__ADDR1_6__" = "__HOST_ADDR6__" ]
check	[ "__ADDR2_6__" = "__HOST_ADDR6__" ]

test	TCP/IPv4: guest 1 > guest 2
g1out	GW1 ip -j -4 route show|jq -rM '.[] | select(.dst == "default").gateway'
guest2b	socat -u TCP4-LISTEN:10004 OPEN:msg,create,trunc
sleep	1
guest1	echo "Hello_from_guest_1" | socat -u STDIN TCP4:__GW1__:10004
guest2w
g2out	MSG2 cat msg
check	[ "__MSG2__" = "Hello_from_guest_1" ]

test	TCP/IPv6: guest 2 > guest 1
g2out	GW2_6 ip -j -6 route show|jq -rM '.[] | select(.dst == "default").gateway'
guest1b	socat -u TCP6-LISTEN:10001 OPEN:msg,create,trunc
sleep	1
guest2	echo "Hello_from_guest_2" | socat -u STDIN TCP6:[__GW2_6__%__IFNAME2__]:10001
guest1w
g1out	MSG1 cat msg
check	[ "__MSG1__" = "Hello_from_guest_2" ]

test	UDP/IPv4: guest 1 > guest 2
guest2b	socat -u TCP4-LISTEN:10004 OPEN:msg,create,trunc
sleep	1
guest1	echo "Hello_from_guest_1" | socat -u STDIN TCP4:__GW1__:10004
guest2w
g2out	MSG2 cat msg
check	[ "__MSG2__" = "Hello_from_guest_1" ]

test	UDP/IPv6: guest 2 > guest 1
guest1b	socat -u TCP6-LISTEN:10001 OPEN:msg,create,trunc
sleep	1
guest2	echo "Hello_from_guest_2" | socat -u STDIN TCP6:[__GW2_6__%__IFNAME2__]:10001
guest1w
g1out	MSG1 cat msg
check	[ "__MSG1__" = "Hello_from_guest_2" ]