testing: Add some PPK scenarios

This commit is contained in:
Tobias Brunner
2018-09-10 18:04:23 +02:00
parent 755985867e
commit d1c5e6816d
34 changed files with 705 additions and 0 deletions
+11
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The roadwarriors <b>carol</b> and <b>dave</b> set up a connection each
to gateway <b>moon</b>. The authentication is based on <b>X.509 certificates</b>
and includes a <b>Postquantum Preshared Key (PPK)</b> that's also mixed into the
derived key material. The PPK_ID used by <b>dave</b> is unknown to <b>moon</b>
but since both peers don't enforce the use of a PPK they fall back to regular
authentication by use of the authentication data provided in the NO_PPK_AUTH
notify.
Upon the successful establishment of the IPsec tunnels, the updown script
automatically inserts iptables-based firewall rules that let pass the tunneled traffic.
In order to test both tunnel and firewall, both <b>carol</b> and <b>dave</b> ping
the client <b>alice</b> behind the gateway <b>moon</b>.
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carol::swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.100 local-port=4500 [email protected] remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org initiator=yes.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519 ppk=yes.*child-sas.*home.*state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[192.168.0.100/32] remote-ts=\[10.1.0.0/16]::YES
dave:: swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.200 local-port=4500 [email protected] remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org initiator=yes.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519.*child-sas.*home.*state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[192.168.0.200/32] remote-ts=\[10.1.0.0/16]::YES
moon:: swanctl --list-sas --ike-id 1 --raw 2> /dev/null::rw.*version=2 state=ESTABLISHED local-host=192.168.0.1 local-port=4500 local-id=moon.strongswan.org remote-host=192.168.0.100 remote-port=4500 [email protected].*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519 ppk=yes.*child-sas.*net.*reqid=1 state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[10.1.0.0/16] remote-ts=\[192.168.0.100/32]::YES
moon:: swanctl --list-sas --ike-id 2 --raw 2> /dev/null::rw.*version=2 state=ESTABLISHED local-host=192.168.0.1 local-port=4500 local-id=moon.strongswan.org remote-host=192.168.0.200 remote-port=4500 [email protected].*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519.*child-sas.*net.*reqid=2 state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[10.1.0.0/16] remote-ts=\[192.168.0.200/32]::YES
carol::cat /var/log/daemon.log::using PPK for PPK_ID '[email protected]'::YES
dave:: cat /var/log/daemon.log::peer didn't use PPK for PPK_ID '[email protected]'::YES
moon:: cat /var/log/daemon.log::using PPK for PPK_ID '[email protected]'::YES
moon:: cat /var/log/daemon.log::no PPK for '[email protected]' found, ignored because PPK is not required::YES
moon:: cat /var/log/daemon.log::no PPK available, using NO_PPK_AUTH notify::YES
alice::ping -c 1 192.168.0.100::64 bytes from 192.168.0.100: icmp_.eq=1::YES
alice::ping -c 1 192.168.0.200::64 bytes from 192.168.0.200: icmp_.eq=1::YES
moon::tcpdump::IP moon.strongswan.org > carol.strongswan.org: ESP::YES
moon::tcpdump::IP carol.strongswan.org > moon.strongswan.org: ESP::YES
moon::tcpdump::IP moon.strongswan.org > dave.strongswan.org: ESP::YES
moon::tcpdump::IP dave.strongswan.org > moon.strongswan.org: ESP::YES
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = pem pkcs1 x509 revocation constraints pubkey openssl random
}
charon-systemd {
load = random nonce sha1 sha2 aes hmac pem pkcs1 x509 revocation constraints pubkey curve25519 gmp curl kernel-netlink socket-default updown vici
}
@@ -0,0 +1,30 @@
-----BEGIN RSA PRIVATE KEY-----
Proc-Type: 4,ENCRYPTED
DEK-Info: AES-128-CBC,7E1D40A7901772BA4D22AF58AA2DC76F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-----END RSA PRIVATE KEY-----
@@ -0,0 +1,42 @@
connections {
home {
local_addrs = 192.168.0.100
remote_addrs = 192.168.0.1
ppk_id = [email protected]
ppk_required = yes
local {
auth = pubkey
certs = carolCert.pem
id = [email protected]
}
remote {
auth = pubkey
id = moon.strongswan.org
}
children {
home {
remote_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
rsa-carol {
file = carolKey.pem
secret = "nH5ZQEWtku0RJEZ6"
}
ppk-carol {
id = [email protected]
secret = 0x98c61dd0f8c7daf07759617546f7b3ae156f19a7bc935c61523c7ca998e5eedb
}
}
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = pem pkcs1 x509 revocation constraints pubkey openssl random
}
charon-systemd {
load = random nonce sha1 sha2 aes hmac pem pkcs1 x509 revocation constraints pubkey curve25519 gmp curl kernel-netlink socket-default updown vici
}
@@ -0,0 +1,38 @@
connections {
home {
local_addrs = 192.168.0.200
remote_addrs = 192.168.0.1
ppk_id = [email protected]
ppk_required = no
local {
auth = pubkey
certs = daveCert.pem
id = [email protected]
}
remote {
auth = pubkey
id = moon.strongswan.org
}
children {
home {
remote_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
ppk-dave {
id = [email protected]
secret = 0x06918e49398db61094438a5be8b743894f155f4e8521e6bcd1d47690557e4b13
}
}
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = pem pkcs1 x509 revocation constraints pubkey openssl random
}
charon-systemd {
load = random nonce sha1 sha2 aes hmac pem pkcs1 x509 revocation constraints pubkey curve25519 gmp curl kernel-netlink socket-default updown vici
}
@@ -0,0 +1,33 @@
connections {
rw {
local_addrs = 192.168.0.1
local {
auth = pubkey
certs = moonCert.pem
id = moon.strongswan.org
}
remote {
auth = pubkey
}
children {
net {
local_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
ppk-carol {
id = [email protected]
secret = 0x98c61dd0f8c7daf07759617546f7b3ae156f19a7bc935c61523c7ca998e5eedb
}
}
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carol::swanctl --terminate --ike home
dave::swanctl --terminate --ike home
carol::systemctl stop strongswan-swanctl
dave::systemctl stop strongswan-swanctl
moon::systemctl stop strongswan-swanctl
moon::iptables-restore < /etc/iptables.flush
carol::iptables-restore < /etc/iptables.flush
dave::iptables-restore < /etc/iptables.flush
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moon::iptables-restore < /etc/iptables.rules
carol::iptables-restore < /etc/iptables.rules
dave::iptables-restore < /etc/iptables.rules
moon::systemctl start strongswan-swanctl
carol::systemctl start strongswan-swanctl
dave::systemctl start strongswan-swanctl
moon::expect-connection rw
carol::expect-connection home
carol::swanctl --initiate --child home 2> /dev/null
dave::expect-connection home
dave::swanctl --initiate --child home 2> /dev/null
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@@ -0,0 +1,25 @@
#!/bin/bash
#
# This configuration file provides information on the
# guest instances used for this test
# All guest instances that are required for this test
#
VIRTHOSTS="alice moon carol winnetou dave"
# Corresponding block diagram
#
DIAGRAM="a-m-c-w-d.png"
# Guest instances on which tcpdump is to be started
#
TCPDUMPHOSTS="moon"
# Guest instances on which IPsec is started
# Used for IPsec logging purposes
#
IPSECHOSTS="moon carol dave"
# charon controlled by swanctl
#
SWANCTL=1
@@ -0,0 +1,11 @@
The roadwarriors <b>carol</b> and <b>dave</b> set up a connection to gateway <b>moon</b>.
At the outset the gateway authenticates itself to the clients by sending
an IKEv2 <b>RSA signature</b> accompanied by a certificate.
The roadwarrios then use the <i>Extensible Authentication Protocol</i>
in association with an <i>MD5</i> challenge and response protocol
(<b>EAP-MD5</b>) to authenticate against the gateway <b>moon</b> and includes
a <b>Postquantum Preshared Key (PPK)</b> that's also mixed into the
derived key material. The PPK_ID used by <b>dave</b> is unknown to <b>moon</b>
but since both peers don't enforce the use of a PPK they fall back to regular
authentication by use of the authentication data provided in the NO_PPK_AUTH
notify.
@@ -0,0 +1,27 @@
carol::cat /var/log/daemon.log::authentication of 'moon.strongswan.org' with RSA.* successful::YES
carol::cat /var/log/daemon.log::server requested EAP_MD5 authentication::YES
carol::cat /var/log/daemon.log::authentication of 'moon.strongswan.org' with EAP successful::YES
carol::cat /var/log/daemon.log::using PPK for PPK_ID '[email protected]'::YES
dave:: cat /var/log/daemon.log::authentication of 'moon.strongswan.org' with RSA.* successful::YES
dave:: cat /var/log/daemon.log::server requested EAP_MD5 authentication::YES
dave:: cat /var/log/daemon.log::authentication of 'moon.strongswan.org' with EAP successful::YES
dave:: cat /var/log/daemon.log::peer didn't use PPK for PPK_ID '[email protected]'::YES
moon:: cat /var/log/daemon.log::received EAP identity.*carol
moon:: cat /var/log/daemon.log::EAP method EAP_MD5 succeeded, no MSK established
moon:: cat /var/log/daemon.log::authentication of '192.168.0.100' with EAP successful::YES
moon:: cat /var/log/daemon.log::received EAP identity.*dave
moon:: cat /var/log/daemon.log::EAP method EAP_MD5 succeeded, no MSK established
moon:: cat /var/log/daemon.log::authentication of '192.168.0.200' with EAP successful::YES
moon:: cat /var/log/daemon.log::using PPK for PPK_ID '[email protected]'::YES
moon:: cat /var/log/daemon.log::no PPK for '[email protected]' found, ignored because PPK is not required::YES
moon:: cat /var/log/daemon.log::no PPK available, using NO_PPK_AUTH notify::YES
carol::ping -c 1 PH_IP_ALICE::64 bytes from PH_IP_ALICE: icmp_.eq=1::YES
carol::swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.100 local-port=4500 local-id=192.168.0.100 remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org initiator=yes.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519 ppk=yes.*child-sas.*home.*state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[192.168.0.100/32] remote-ts=\[10.1.0.0/16]::YES
dave:: ping -c 1 PH_IP_ALICE::64 bytes from PH_IP_ALICE: icmp_.eq=1::YES
dave:: swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.200 local-port=4500 local-id=192.168.0.200 remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org initiator=yes.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519.*child-sas.*home.*state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[192.168.0.200/32] remote-ts=\[10.1.0.0/16]::YES
moon:: swanctl --list-sas --ike-id 1 --raw 2> /dev/null::rw-eap.*version=2 state=ESTABLISHED local-host=192.168.0.1 local-port=4500 local-id=moon.strongswan.org remote-host=192.168.0.100 remote-port=4500 remote-id=192.168.0.100.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519 ppk=yes.*child-sas.*net.*reqid=1 state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[10.1.0.0/16] remote-ts=\[192.168.0.100/32]::YES
moon:: swanctl --list-sas --ike-id 2 --raw 2> /dev/null::rw-eap.*version=2 state=ESTABLISHED local-host=192.168.0.1 local-port=4500 local-id=moon.strongswan.org remote-host=192.168.0.200 remote-port=4500 remote-id=192.168.0.200.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519.*child-sas.*net.*reqid=2 state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[10.1.0.0/16] remote-ts=\[192.168.0.200/32]::YES
moon::tcpdump::IP carol.strongswan.org > moon.strongswan.org: ESP::YES
moon::tcpdump::IP moon.strongswan.org > carol.strongswan.org: ESP::YES
moon::tcpdump::IP dave.strongswan.org > moon.strongswan.org: ESP::YES
moon::tcpdump::IP moon.strongswan.org > dave.strongswan.org: ESP::YES
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = pem pkcs1 x509 revocation constraints pubkey openssl random
}
charon-systemd {
load = random nonce aes md5 sha1 sha2 pem pkcs1 curve25519 gmp x509 curl revocation hmac vici kernel-netlink socket-default eap-identity eap-md5 updown
}
@@ -0,0 +1,41 @@
connections {
home {
local_addrs = 192.168.0.100
remote_addrs = 192.168.0.1
ppk_id = [email protected]
ppk_required = yes
local {
auth = eap
eap_id = carol
}
remote {
auth = pubkey
id = moon.strongswan.org
}
children {
home {
remote_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
eap-carol {
id = carol
secret = Ar3etTnp
}
ppk-carol {
id = [email protected]
secret = 0x98c61dd0f8c7daf07759617546f7b3ae156f19a7bc935c61523c7ca998e5eedb
}
}
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = pem pkcs1 x509 revocation constraints pubkey openssl random
}
charon-systemd {
load = random nonce aes md5 sha1 sha2 pem pkcs1 curve25519 gmp x509 curl revocation hmac vici kernel-netlink socket-default eap-identity eap-md5 updown
}
@@ -0,0 +1,39 @@
connections {
home {
remote_addrs = 192.168.0.1
ppk_id = [email protected]
local {
auth = eap
eap_id = dave
}
remote {
auth = pubkey
id = moon.strongswan.org
}
children {
home {
remote_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
eap-dave {
id = dave
secret = W7R0g3do
}
ppk-dave {
id = [email protected]
secret = 0x06918e49398db61094438a5be8b743894f155f4e8521e6bcd1d47690557e4b13
}
}
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = pem pkcs1 x509 revocation constraints pubkey openssl random
}
charon-systemd {
load = random nonce aes md5 sha1 sha2 pem pkcs1 curve25519 gmp x509 curl revocation hmac vici kernel-netlink socket-default eap-identity eap-md5 updown
}
@@ -0,0 +1,44 @@
connections {
rw-eap {
local_addrs = 192.168.0.1
local {
auth = pubkey
certs = moonCert.pem
id = moon.strongswan.org
}
remote {
auth = eap-md5
eap_id = %any
}
children {
net {
local_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
send_certreq = no
proposals = aes128-sha256-x25519
}
}
secrets {
eap-carol {
id = carol
secret = Ar3etTnp
}
eap-dave {
id = dave
secret = W7R0g3do
}
ppk-carol {
id = [email protected]
secret = 0x98c61dd0f8c7daf07759617546f7b3ae156f19a7bc935c61523c7ca998e5eedb
}
}
@@ -0,0 +1,8 @@
carol::swanctl --terminate --ike home
carol::systemctl stop strongswan-swanctl
dave::swanctl --terminate --ike home
dave::systemctl stop strongswan-swanctl
moon::systemctl stop strongswan-swanctl
moon::iptables-restore < /etc/iptables.flush
carol::iptables-restore < /etc/iptables.flush
dave::iptables-restore < /etc/iptables.flush
@@ -0,0 +1,13 @@
moon::iptables-restore < /etc/iptables.rules
carol::iptables-restore < /etc/iptables.rules
dave::iptables-restore < /etc/iptables.rules
carol::cd /etc/swanctl; rm rsa/* x509/*
dave::cd /etc/swanctl; rm rsa/* x509/*
moon::systemctl start strongswan-swanctl
carol::systemctl start strongswan-swanctl
dave::systemctl start strongswan-swanctl
moon::expect-connection rw-eap
carol::expect-connection home
carol::swanctl --initiate --child home 2> /dev/null
dave::expect-connection home
dave::swanctl --initiate --child home 2> /dev/null
@@ -0,0 +1,25 @@
#!/bin/bash
#
# This configuration file provides information on the
# guest instances used for this test
# All guest instances that are required for this test
#
VIRTHOSTS="alice carol moon dave"
# Corresponding block diagram
#
DIAGRAM="a-m-c-w-d.png"
# Guest instances on which tcpdump is to be started
#
TCPDUMPHOSTS="moon"
# Guest instances on which IPsec is started
# Used for IPsec logging purposes
#
IPSECHOSTS="moon carol dave"
# charon controlled by swanctl
#
SWANCTL=1
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The roadwarriors <b>carol</b> and <b>dave</b> set up a connection each
to gateway <b>moon</b>. The authentication is based on distinct <b>pre-shared keys</b>
and <b>Fully Qualified Domain Names</b> and includes a <b>Postquantum Preshared Key (PPK)</b>
that's also mixed into the derived key material. The PPK_ID used by <b>dave</b> is
unknown to <b>moon</b> but since both peers don't enforce the use of a PPK they fall back
to regular authentication by use of the authentication data provided in the NO_PPK_AUTH
notify.
Upon the successful establishment of the IPsec tunnels,
<b>leftfirewall=yes</b> automatically inserts iptables-based firewall rules that
let pass the tunneled traffic. In order to test both tunnel and firewall, both
<b>carol</b> and <b>dave</b> ping the client <b>alice</b> behind the gateway <b>moon</b>.
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carol::swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.100 local-port=4500 [email protected] remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org initiator=yes.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519 ppk=yes.*child-sas.*home.*state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[192.168.0.100/32] remote-ts=\[10.1.0.0/16]::YES
dave:: swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.200 local-port=4500 [email protected] remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org initiator=yes.*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519.*child-sas.*home.*state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[192.168.0.200/32] remote-ts=\[10.1.0.0/16]::YES
moon:: swanctl --list-sas --ike-id 1 --raw 2> /dev/null::rw.*version=2 state=ESTABLISHED local-host=192.168.0.1 local-port=4500 local-id=moon.strongswan.org remote-host=192.168.0.100 remote-port=4500 [email protected].*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519 ppk=yes.*child-sas.*net.*reqid=1 state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[10.1.0.0/16] remote-ts=\[192.168.0.100/32]::YES
moon:: swanctl --list-sas --ike-id 2 --raw 2> /dev/null::rw.*version=2 state=ESTABLISHED local-host=192.168.0.1 local-port=4500 local-id=moon.strongswan.org remote-host=192.168.0.200 remote-port=4500 [email protected].*encr-alg=AES_CBC encr-keysize=128 integ-alg=HMAC_SHA2_256_128 prf-alg=PRF_HMAC_SHA2_256 dh-group=CURVE_25519.*child-sas.*net.*reqid=2 state=INSTALLED mode=TUNNEL.*ESP.*encr-alg=AES_GCM_16 encr-keysize=128.*local-ts=\[10.1.0.0/16] remote-ts=\[192.168.0.200/32]::YES
carol::cat /var/log/daemon.log::using PPK for PPK_ID '[email protected]'::YES
dave:: cat /var/log/daemon.log::peer didn't use PPK for PPK_ID '[email protected]'::YES
moon:: cat /var/log/daemon.log::using PPK for PPK_ID '[email protected]'::YES
moon:: cat /var/log/daemon.log::no PPK for '[email protected]' found, ignored because PPK is not required::YES
moon:: cat /var/log/daemon.log::no PPK available, using NO_PPK_AUTH notify::YES
alice::ping -c 1 -W 1 192.168.0.100::64 bytes from 192.168.0.100: icmp_.eq=1::YES
alice::ping -c 1 -W 1 192.168.0.200::64 bytes from 192.168.0.200: icmp_.eq=1::YES
moon::tcpdump::IP moon.strongswan.org > carol.strongswan.org: ESP::YES
moon::tcpdump::IP carol.strongswan.org > moon.strongswan.org: ESP::YES
moon::tcpdump::IP moon.strongswan.org > dave.strongswan.org: ESP::YES
moon::tcpdump::IP dave.strongswan.org > moon.strongswan.org: ESP::YES
@@ -0,0 +1,14 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = random openssl
}
charon-systemd {
load = random nonce aes sha1 sha2 hmac curve25519 kernel-netlink socket-default updown vici
syslog {
daemon {
ike = 4
}
}
}
@@ -0,0 +1,43 @@
connections {
home {
local_addrs = 192.168.0.100
remote_addrs = 192.168.0.1
ppk_id = [email protected]
ppk_required = yes
local {
auth = psk
id = [email protected]
}
remote {
auth = psk
id = moon.strongswan.org
}
children {
home {
remote_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
ike-moon {
id = moon.strongswan.org
# hex value equal to base64 0sFpZAZqEN6Ti9sqt4ZP5EWcqx
secret = 0x16964066a10de938bdb2ab7864fe4459cab1
}
ppk-carol {
id = [email protected]
secret = 0x98c61dd0f8c7daf07759617546f7b3ae156f19a7bc935c61523c7ca998e5eedb
}
}
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = random openssl
}
charon-systemd {
load = random nonce aes sha1 sha2 hmac curve25519 kernel-netlink socket-default updown vici
}
@@ -0,0 +1,40 @@
connections {
home {
local_addrs = 192.168.0.200
remote_addrs = 192.168.0.1
ppk_id = [email protected]
local {
auth = psk
id = [email protected]
}
remote {
auth = psk
id = moon.strongswan.org
}
children {
home {
remote_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
ike-moon {
id = moon.strongswan.org
secret = 0sjVzONCF02ncsgiSlmIXeqhGN
}
ppk-dave {
id = [email protected]
secret = 0x06918e49398db61094438a5be8b743894f155f4e8521e6bcd1d47690557e4b13
}
}
@@ -0,0 +1,9 @@
# /etc/strongswan.conf - strongSwan configuration file
swanctl {
load = random openssl
}
charon-systemd {
load = random nonce aes sha1 sha2 hmac curve25519 kernel-netlink socket-default updown vici
}
@@ -0,0 +1,42 @@
connections {
rw {
local_addrs = 192.168.0.1
ppk_id = *@strongswan.org
local {
auth = psk
id = moon.strongswan.org
}
remote {
auth = psk
}
children {
net {
local_ts = 10.1.0.0/16
updown = /usr/local/libexec/ipsec/_updown iptables
esp_proposals = aes128gcm128-x25519
}
}
version = 2
proposals = aes128-sha256-x25519
}
}
secrets {
ike-carol {
id = [email protected]
secret = 0sFpZAZqEN6Ti9sqt4ZP5EWcqx
}
ike-dave {
id = [email protected]
secret = 0sjVzONCF02ncsgiSlmIXeqhGN
}
ppk-carol {
id = [email protected]
secret = 0x98c61dd0f8c7daf07759617546f7b3ae156f19a7bc935c61523c7ca998e5eedb
}
}
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carol::swanctl --terminate --ike home
dave::swanctl --terminate --ike home
carol::systemctl stop strongswan-swanctl
dave::systemctl stop strongswan-swanctl
moon::systemctl stop strongswan-swanctl
moon::iptables-restore < /etc/iptables.flush
carol::iptables-restore < /etc/iptables.flush
dave::iptables-restore < /etc/iptables.flush
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moon::iptables-restore < /etc/iptables.rules
carol::iptables-restore < /etc/iptables.rules
dave::iptables-restore < /etc/iptables.rules
moon::cd /etc/swanctl; rm rsa/* x509/* x509ca/*
carol::cd /etc/swanctl; rm rsa/* x509/* x509ca/*
dave::cd /etc/swanctl; rm rsa/* x509/* x509ca/*
moon::systemctl start strongswan-swanctl
carol::systemctl start strongswan-swanctl
dave::systemctl start strongswan-swanctl
moon::expect-connection rw
carol::expect-connection home
carol::swanctl --initiate --child home 2> /dev/null
dave::expect-connection home
dave::swanctl --initiate --child home 2> /dev/null
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#!/bin/bash
#
# This configuration file provides information on the
# guest instances used for this test
# All guest instances that are required for this test
#
VIRTHOSTS="alice moon carol winnetou dave"
# Corresponding block diagram
#
DIAGRAM="a-m-c-w-d.png"
# Guest instances on which tcpdump is to be started
#
TCPDUMPHOSTS="moon"
# Guest instances on which IPsec is started
# Used for IPsec logging purposes
#
IPSECHOSTS="moon carol dave"
# charon controlled by swanctl
#
SWANCTL=1