165 lines
4.1 KiB
Bash
Executable File
165 lines
4.1 KiB
Bash
Executable File
# $FreeBSD$
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#
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# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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#
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# Copyright (c) 2021 The FreeBSD Foundation
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. $(atf_get_srcdir)/../common/vnet.subr
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atf_test_case "wg_basic" "cleanup"
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wg_basic_head()
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{
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atf_set descr 'Create a wg(4) tunnel over an epair and pass traffic between jails'
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atf_set require.user root
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}
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wg_basic_body()
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{
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local epair pri1 pri2 pub1 pub2 wg1 wg2
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local endpoint1 endpoint2 tunnel1 tunnel2
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kldload -n if_wg
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pri1=$(openssl rand -base64 32)
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pri2=$(openssl rand -base64 32)
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endpoint1=192.168.2.1
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endpoint2=192.168.2.2
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tunnel1=169.254.0.1
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tunnel2=169.254.0.2
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epair=$(vnet_mkepair)
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vnet_init
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vnet_mkjail wgtest1 ${epair}a
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vnet_mkjail wgtest2 ${epair}b
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# Workaround for PR 254212.
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jexec wgtest1 ifconfig lo0 up
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jexec wgtest2 ifconfig lo0 up
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jexec wgtest1 ifconfig ${epair}a $endpoint1 up
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jexec wgtest2 ifconfig ${epair}b $endpoint2 up
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wg1=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri1")
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pub1=$(jexec wgtest1 ifconfig $wg1 | awk '/public-key:/ {print $2}')
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wg2=$(jexec wgtest2 ifconfig wg create listen-port 12345 private-key "$pri2")
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pub2=$(jexec wgtest2 ifconfig $wg2 | awk '/public-key:/ {print $2}')
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atf_check -s exit:0 -o ignore \
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jexec wgtest1 ifconfig $wg1 peer public-key "$pub2" \
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endpoint ${endpoint2}:12345 allowed-ips ${tunnel2}/32
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atf_check -s exit:0 \
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jexec wgtest1 ifconfig $wg1 inet $tunnel1 up
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atf_check -s exit:0 -o ignore \
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jexec wgtest2 ifconfig $wg2 peer public-key "$pub1" \
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endpoint ${endpoint1}:12345 allowed-ips ${tunnel1}/32
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atf_check -s exit:0 \
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jexec wgtest2 ifconfig $wg2 inet $tunnel2 up
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# Generous timeout since the handshake takes some time.
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atf_check -s exit:0 -o ignore jexec wgtest1 ping -o -t 5 -i 0.25 $tunnel2
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atf_check -s exit:0 -o ignore jexec wgtest2 ping -o -t 5 -i 0.25 $tunnel1
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}
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wg_basic_cleanup()
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{
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vnet_cleanup
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}
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# The kernel is expecteld to silently ignore any attempt to add a peer with a
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# public key identical to the host's.
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atf_test_case "wg_key_peerdev_shared" "cleanup"
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wg_key_peerdev_shared_head()
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{
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atf_set descr 'Create a wg(4) interface with a shared pubkey between device and a peer'
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atf_set require.user root
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}
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wg_key_peerdev_shared_body()
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{
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local epair pri1 pub1 wg1
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local endpoint1 tunnel1
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kldload -n if_wg
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pri1=$(openssl rand -base64 32)
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endpoint1=192.168.2.1
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tunnel1=169.254.0.1
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vnet_mkjail wgtest1
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wg1=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri1")
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pub1=$(jexec wgtest1 ifconfig $wg1 | awk '/public-key:/ {print $2}')
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atf_check -s exit:0 \
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jexec wgtest1 ifconfig ${wg1} peer public-key "${pub1}" \
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allowed-ips "${tunnel1}/32"
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atf_check -o empty jexec wgtest1 ifconfig ${wg1} peers
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}
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wg_key_peerdev_shared_cleanup()
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{
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vnet_cleanup
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}
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# When a wg(8) interface has a private key reassigned that corresponds to the
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# public key already on a peer, the kernel is expected to deconfigure the peer
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# to resolve the conflict.
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atf_test_case "wg_key_peerdev_makeshared" "cleanup"
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wg_key_peerdev_makeshared_head()
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{
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atf_set descr 'Create a wg(4) interface and assign peer key to device'
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atf_set require.progs wg
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}
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wg_key_peerdev_makeshared_body()
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{
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local epair pri1 pub1 pri2 wg1 wg2
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local endpoint1 tunnel1
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kldload -n if_wg
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pri1=$(openssl rand -base64 32)
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pri2=$(openssl rand -base64 32)
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endpoint1=192.168.2.1
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tunnel1=169.254.0.1
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vnet_mkjail wgtest1
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wg1=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri1")
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pub1=$(jexec wgtest1 ifconfig $wg1 | awk '/public-key:/ {print $2}')
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wg2=$(jexec wgtest1 ifconfig wg create listen-port 12345 private-key "$pri2")
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atf_check -s exit:0 -o ignore \
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jexec wgtest1 ifconfig ${wg2} peer public-key "${pub1}" \
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allowed-ips "${tunnel1}/32"
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atf_check -o not-empty jexec wgtest1 ifconfig ${wg2} peers
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jexec wgtest1 sh -c "echo '${pri1}' > pri1"
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atf_check -s exit:0 \
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jexec wgtest1 wg set ${wg2} private-key pri1
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atf_check -o empty jexec wgtest1 ifconfig ${wg2} peers
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}
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wg_key_peerdev_makeshared_cleanup()
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{
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vnet_cleanup
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}
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atf_init_test_cases()
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{
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atf_add_test_case "wg_basic"
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atf_add_test_case "wg_key_peerdev_shared"
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atf_add_test_case "wg_key_peerdev_makeshared"
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}
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