Whether relations in validated certificate chains should be cached in
memory.
+charon.cache_crls = no
+ Whether Certicate Revocation Lists (CRLs) fetched via HTTP or LDAP should
+ be saved under a unique file name derived from the public key of the
+ Certification Authority (CA) to **/etc/ipsec.d/crls** (stroke) or
+ **/etc/swanctl/x509crl** (vici), respectively.
+
charon.cisco_unity = no
Send Cisco Unity vendor ID payload (IKEv1 only).
}
}
-METHOD(stroke_cred_t, cache_cert, void,
+METHOD(credential_set_t, cache_cert, void,
private_stroke_cred_t *this, certificate_t *cert)
{
if (cert->get_type(cert) == CERT_X509_CRL && this->cachecrl)
{
char buf[BUF_LEN];
chunk_t chunk, hex;
+ bool is_delta_crl;
+
+ is_delta_crl = crl->is_delta_crl(crl, NULL);
chunk = crl->get_authKeyIdentifier(crl);
hex = chunk_to_hex(chunk, NULL, FALSE);
- snprintf(buf, sizeof(buf), "%s/%s.crl", CRL_DIR, hex.ptr);
+ snprintf(buf, sizeof(buf), "%s/%s%s.crl", CRL_DIR, hex.ptr,
+ is_delta_crl ? "_delta" : "");
free(hex.ptr);
if (cert->get_encoding(cert, CERT_ASN1_DER, &chunk))
.ca = ca,
);
+ if (lib->settings->get_bool(lib->settings, "%s.cache_crls", FALSE, lib->ns))
+ {
+ cachecrl(this, TRUE);
+ }
lib->credmgr->add_set(lib->credmgr, &this->creds->set);
lib->credmgr->add_set(lib->credmgr, &this->aacerts->set);
/*
* Copyright (C) 2011-2013 Tobias Brunner
* Copyright (C) 2008 Martin Willi
- * Hochschule fuer Technik Rapperswil
+ * HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
-I$(top_srcdir)/src/libstrongswan \
-I$(top_srcdir)/src/libstrongswan/plugins/pubkey \
-I$(top_srcdir)/src/libcharon \
+ -DSWANCTLDIR=\""${swanctldir}\"" \
-DIPSEC_PIDDIR=\"${piddir}\"
AM_CFLAGS = \
* Copyright (C) 2014 Martin Willi
* Copyright (C) 2014 revosec AG
*
- * Copyright (C) 2015 Andreas Steffen
+ * Copyright (C) 2015-2016 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
#include <credentials/certificates/crl.h>
#include <credentials/certificates/x509.h>
+#include <errno.h>
+
typedef struct private_vici_cred_t private_vici_cred_t;
/**
+ * Directory for saved X.509 CRLs
+ */
+#define CRL_DIR SWANCTLDIR "/x509crl"
+
+/**
* Private data of an vici_cred_t object.
*/
struct private_vici_cred_t {
* credentials
*/
mem_cred_t *creds;
+
+ /**
+ * cache CRLs to disk?
+ */
+ bool cachecrl;
+
};
+METHOD(credential_set_t, cache_cert, void,
+ private_vici_cred_t *this, certificate_t *cert)
+{
+ if (cert->get_type(cert) == CERT_X509_CRL && this->cachecrl)
+ {
+ /* CRLs get written to /etc/swanctl/x509crl/<authkeyId>.crl */
+ crl_t *crl = (crl_t*)cert;
+
+ cert->get_ref(cert);
+ if (this->creds->add_crl(this->creds, crl))
+ {
+ char buf[BUF_LEN];
+ chunk_t chunk, hex;
+ bool is_delta_crl;
+
+ is_delta_crl = crl->is_delta_crl(crl, NULL);
+ chunk = crl->get_authKeyIdentifier(crl);
+ hex = chunk_to_hex(chunk, NULL, FALSE);
+ snprintf(buf, sizeof(buf), "%s/%s%s.crl", CRL_DIR, hex.ptr,
+ is_delta_crl ? "_delta" : "");
+ free(hex.ptr);
+
+ if (cert->get_encoding(cert, CERT_ASN1_DER, &chunk))
+ {
+ if (chunk_write(chunk, buf, 022, TRUE))
+ {
+ DBG1(DBG_CFG, " written crl file '%s' (%d bytes)",
+ buf, chunk.len);
+ }
+ else
+ {
+ DBG1(DBG_CFG, " writing crl file '%s' failed: %s",
+ buf, strerror(errno));
+ }
+ free(chunk.ptr);
+ }
+ }
+ }
+}
+
/**
* Create a (error) reply message
*/
INIT(this,
.public = {
+ .set = {
+ .create_private_enumerator = (void*)return_null,
+ .create_cert_enumerator = (void*)return_null,
+ .create_shared_enumerator = (void*)return_null,
+ .create_cdp_enumerator = (void*)return_null,
+ .cache_cert = (void*)_cache_cert,
+ },
.add_cert = _add_cert,
.destroy = _destroy,
},
.creds = mem_cred_create(),
);
+ if (lib->settings->get_bool(lib->settings, "%s.cache_crls", FALSE, lib->ns))
+ {
+ this->cachecrl = TRUE;
+ DBG1(DBG_CFG, "crl caching to %s enabled", CRL_DIR);
+ }
lib->credmgr->add_set(lib->credmgr, &this->creds->set);
manage_commands(this, TRUE);
* Copyright (C) 2014 Martin Willi
* Copyright (C) 2014 revosec AG
*
+ * Copyright (C) 2016 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
#include "vici_dispatcher.h"
+#include <credentials/credential_set.h>
+
typedef struct vici_cred_t vici_cred_t;
/**
struct vici_cred_t {
/**
+ * Implements credential_set_t
+ */
+ credential_set_t set;
+
+ /**
* Add a certificate to the certificate store
*
* @param cert certificate to be added to store
* Copyright (C) 2014 Martin Willi
* Copyright (C) 2014 revosec AG
*
- * Copyright (C) 2015 Andreas Steffen
+ * Copyright (C) 2015-2016 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
this->cred = vici_cred_create(this->dispatcher);
this->authority = vici_authority_create(this->dispatcher,
this->cred);
+ lib->credmgr->add_set(lib->credmgr, &this->cred->set);
lib->credmgr->add_set(lib->credmgr, &this->authority->set);
this->config = vici_config_create(this->dispatcher, this->authority,
this->cred);
this->logger->destroy(this->logger);
this->attrs->destroy(this->attrs);
this->config->destroy(this->config);
+ lib->credmgr->remove_set(lib->credmgr, &this->cred->set);
lib->credmgr->remove_set(lib->credmgr, &this->authority->set);
this->authority->destroy(this->authority);
this->cred->destroy(this->cred);
/*
- * Copyright (C) 2010-2015 Tobias Brunner
- * Hochschule fuer Technik Rapperwsil
+ * Copyright (C) 2010-2016 Tobias Brunner
+ * HSR Hochschule fuer Technik Rapperwsil
+ *
* Copyright (C) 2010 Martin Willi
* Copyright (C) 2010 revosec AG
*
{
if (current->get_type(current) == CERT_X509_CRL)
{
+ chunk_t base;
bool found = FALSE;
crl_t *crl_c = (crl_t*)current;
chunk_t authkey = crl->get_authKeyIdentifier(crl);
}
if (found)
{
- new = crl_is_newer(crl, crl_c);
- if (new)
+ /* we keep at most one delta CRL for each base CRL */
+ if (crl->is_delta_crl(crl, &base))
{
- this->untrusted->remove_at(this->untrusted, enumerator);
- current->destroy(current);
+ if (!crl_c->is_delta_crl(crl_c, NULL))
+ {
+ if (chunk_equals(base, crl_c->get_serial(crl_c)))
+ { /* keep the added delta and the existing base CRL
+ * but check if this is the newest delta CRL for
+ * the same base */
+ continue;
+ }
+ }
}
- else
+ else if (crl_c->is_delta_crl(crl_c, &base))
+ {
+ if (chunk_equals(base, crl->get_serial(crl)))
+ { /* keep the existing delta and the added base CRL,
+ * but check if we don't store it already */
+ continue;
+ }
+ }
+ new = crl_is_newer(crl, crl_c);
+ if (!new)
{
cert->destroy(cert);
+ break;
}
- break;
+ /* we remove the existing older CRL but there might be other
+ * delta or base CRLs we can replace */
+ this->untrusted->remove_at(this->untrusted, enumerator);
+ current->destroy(current);
}
}
}
}
/**
+ * Report the given CRL's validity and cache it if valid and requested
+ */
+static bool is_crl_valid(certificate_t *crl, bool cache)
+{
+ time_t valid_until;
+
+ if (crl->get_validity(crl, NULL, NULL, &valid_until))
+ {
+ DBG1(DBG_CFG, " crl is valid: until %T", &valid_until, FALSE);
+ if (cache)
+ {
+ lib->credmgr->cache_cert(lib->credmgr, crl);
+ }
+ return TRUE;
+ }
+ DBG1(DBG_CFG, " crl is stale: since %T", &valid_until, FALSE);
+ return FALSE;
+}
+
+/**
* Get the better of two CRLs, and check for usable CRL info
*/
static certificate_t *get_better_crl(certificate_t *cand, certificate_t *best,
bool cache, crl_t *base)
{
enumerator_t *enumerator;
- time_t revocation, valid_until;
+ time_t revocation;
crl_reason_t reason;
chunk_t serial;
crl_t *crl = (crl_t*)cand;
{
if (chunk_equals(serial, subject->get_serial(subject)))
{
- DBG1(DBG_CFG, "certificate was revoked on %T, reason: %N",
- &revocation, TRUE, crl_reason_names, reason);
if (reason != CRL_REASON_CERTIFICATE_HOLD)
{
*valid = VALIDATION_REVOKED;
/* if the cert is on hold, a newer CRL might not contain it */
*valid = VALIDATION_ON_HOLD;
}
+ is_crl_valid(cand, cache);
+ DBG1(DBG_CFG, "certificate was revoked on %T, reason: %N",
+ &revocation, TRUE, crl_reason_names, reason);
enumerator->destroy(enumerator);
DESTROY_IF(best);
return cand;
{
DESTROY_IF(best);
best = cand;
- if (best->get_validity(best, NULL, NULL, &valid_until))
+ if (is_crl_valid(best, cache))
{
- DBG1(DBG_CFG, " crl is valid: until %T", &valid_until, FALSE);
*valid = VALIDATION_GOOD;
- if (cache)
- { /* we cache non-stale crls only, as a stale crls are refetched */
- lib->credmgr->cache_cert(lib->credmgr, best);
- }
}
else
{
- DBG1(DBG_CFG, " crl is stale: since %T", &valid_until, FALSE);
*valid = VALIDATION_STALE;
}
}
}
else
{
- crl_serial = chunk_from_chars(0x00);
+ if (!crl_serial.ptr)
+ {
+ crl_serial = chunk_from_chars(0x00);
+ }
lastenum = enumerator_create_empty();
}
- /* remove superfluous leading zeros */
- while (crl_serial.len > 1 && crl_serial.ptr[0] == 0x00 &&
- (crl_serial.ptr[1] & 0x80) == 0x00)
+ if (!crl_serial.len || crl_serial.ptr[0] & 0x80)
+ { /* add leading 0x00 to handle potential overflow if serial is encoded
+ * incorrectly */
+ crl_serial = chunk_cat("cc", chunk_from_chars(0x00), crl_serial);
+ }
+ else
{
- crl_serial = chunk_skip_zero(crl_serial);
+ crl_serial = chunk_clone(crl_serial);
}
- crl_serial = chunk_clone(crl_serial);
-
/* increment the serial number by one */
chunk_increment(crl_serial);
# revoke moon's current CERT
pki --signcrl --cacert strongswanCert.pem --cakey strongswanKey.pem --lifetime 30 --reason key-compromise --cert newcerts/2B.pem --lastcrl strongswan.crl > strongswan_moon_revoked.crl
cp strongswan_moon_revoked.crl ${ROOT}
+# generate a base CRL
+pki --signcrl --lastcrl strongswan.crl --cacert strongswanCert.der --cakey strongswanKey.pem --lifetime 30 --crluri http://crl.strongswan.org/strongswan_delta.crl --digest sha256 > strongswan_base.crl
+cp strongswan_base.crl ${ROOT}
+# generate a delta CRL revoking moon's current cert
+pki --signcrl --basecrl strongswan_base.crl --reason key-compromise --cert newcerts/2B.pem --cacert strongswanCert.der --cakey strongswanKey.pem --lifetime 10 --digest sha256 > strongswan_delta.crl
+cp strongswan_delta.crl ${ROOT}
cd /etc/openssl/research
openssl ca -gencrl -crldays 15 -config /etc/openssl/research/openssl.cnf -out crl.pem
openssl crl -in crl.pem -outform der -out research.crl
config setup
strictcrlpolicy=yes
- cachecrls=yes
conn %default
ikelifetime=60m
charon {
load = aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 curl revocation hmac xcbc stroke kernel-netlink socket-default
+
+ cache_crls = yes
}
config setup
strictcrlpolicy=yes
- cachecrls=yes
conn %default
ikelifetime=60m
charon {
load = aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 curl revocation hmac xcbc stroke kernel-netlink socket-default
+
+ cache_crls = yes
}
--- /dev/null
+By setting <b>cache_crls = yes</b> in <b>/etc/strongswan.conf</b>, a copy of
+both the <b>base CRL</b> and the latest <b>delta CRL</b> fetched via http from
+the web server <b>winnetou</b> is saved locally in the directory
+<b>/etc/swanctl/x509crl</b> on both the roadwarrior <b>carol</b> and the
+gateway <b>moon</b> when the IPsec connection is set up.
+The <b>subjectKeyIdentifier</b> of the issuing CA plus the suffixes
+<b>.crl</b> and <b>_delta.crl</b> are used as unique filename for the
+cached <b>base CRL</b> and <b>delta CRL</b>, respectively.
--- /dev/null
+carol::swanctl --list-sas --raw 2> /dev/null::home.*version=2 state=ESTABLISHED local-host=192.168.0.100 local-port=4500 local-id=carol@strongswan.org remote-host=192.168.0.1 remote-port=4500 remote-id=moon.strongswan.org::NO
+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 remote-id=carol@strongswan.org::NO
+moon:: cat /var/log/daemon.log::written crl .*/etc/swanctl/x509crl/5da7dd700651327ee7b66db3b5e5e060ea2e4def.crl::YES
+moon:: cat /var/log/daemon.log::written crl .*/etc/swanctl/x509crl/5da7dd700651327ee7b66db3b5e5e060ea2e4def_delta.crl::YES
+carol::cat /var/log/daemon.log::written crl .*/etc/swanctl/x509crl/5da7dd700651327ee7b66db3b5e5e060ea2e4def.crl::YES
+carol::cat /var/log/daemon.log::written crl .*/etc/swanctl/x509crl/5da7dd700651327ee7b66db3b5e5e060ea2e4def_delta.crl::YES
+carol::cat /var/log/daemon.log::certificate was revoked::YES
+carol::cat /var/log/daemon.log::no trusted RSA public key found for.*moon.strongswan.org::YES
--- /dev/null
+# /etc/strongswan.conf - strongSwan configuration file
+
+swanctl {
+ load = pem pkcs1 x509 revocation constraints pubkey openssl random
+}
+
+charon {
+ load = random nonce aes sha1 sha2 pem pkcs1 gmp x509 curl revocation hmac kernel-netlink socket-default vici
+
+ start-scripts {
+ creds = /usr/local/sbin/swanctl --load-creds
+ conns = /usr/local/sbin/swanctl --load-conns
+ }
+
+ cache_crls = yes
+}
--- /dev/null
+connections {
+
+ home {
+ local_addrs = 192.168.0.100
+ remote_addrs = 192.168.0.1
+
+ local {
+ auth = pubkey
+ certs = carolCert.pem
+ id = carol@strongswan.org
+ }
+ remote {
+ auth = pubkey
+ id = moon.strongswan.org
+ }
+ children {
+ home {
+ remote_ts = 10.1.0.0/16
+ }
+ }
+ version = 2
+ }
+}
--- /dev/null
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
--- /dev/null
+# /etc/strongswan.conf - strongSwan configuration file
+
+swanctl {
+ load = pem pkcs1 x509 revocation constraints pubkey openssl random
+}
+
+charon {
+ load = random nonce aes sha1 sha2 pem pkcs1 gmp x509 curl revocation hmac kernel-netlink socket-default vici
+
+ start-scripts {
+ creds = /usr/local/sbin/swanctl --load-creds
+ conns = /usr/local/sbin/swanctl --load-conns
+ }
+
+ cache_crls = yes
+}
--- /dev/null
+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
+ }
+ }
+ version = 2
+ }
+}
--- /dev/null
+-----BEGIN CERTIFICATE-----
+MIIDoDCCAoigAwIBAgIBKzANBgkqhkiG9w0BAQsFADBFMQswCQYDVQQGEwJDSDEZ
+MBcGA1UEChMQTGludXggc3Ryb25nU3dhbjEbMBkGA1UEAxMSc3Ryb25nU3dhbiBS
+b290IENBMB4XDTE0MDgyNzE0NDQ1NloXDTE5MDgyNjE0NDQ1NlowRjELMAkGA1UE
+BhMCQ0gxGTAXBgNVBAoTEExpbnV4IHN0cm9uZ1N3YW4xHDAaBgNVBAMTE21vb24u
+c3Ryb25nc3dhbi5vcmcwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCk
+fAX6xRdB0f5bBjN08zOmO7CEYa8eCyYFqHUhCw+x10v2BnKB6vOlMzW+9DiRtG68
+TdJlYt/24oRuJBX0gAGvzsv0kC9rnoQcgCJQy4bxaLNVsgoiFCVlzxLaYjABbQlz
+oSaegm/2PoX+1UP37rG8wlvAcuLSHsFQ720FUs/LvZh4Y0FjoKhvgKs64U4nIAJ7
+MnuL29n5fM5+dem7uovQOBg/+faZo8QkYSK9MW6eQkP+YnwN5zItNBxyGwKPbXXw
+Ey5/aqNWfhRY8IEG6HJgrnCwBMHUA14C2UV+Af7Cy4eNnC1Mmu7TmUYcFncXaFn0
+87ryFUdshlmPpIHxfjufAgMBAAGjgZkwgZYwHwYDVR0jBBgwFoAUXafdcAZRMn7n
+tm2zteXgYOouTe8wHgYDVR0RBBcwFYITbW9vbi5zdHJvbmdzd2FuLm9yZzATBgNV
+HSUEDDAKBggrBgEFBQcDATA+BgNVHR8ENzA1MDOgMaAvhi1odHRwOi8vY3JsLnN0
+cm9uZ3N3YW4ub3JnL3N0cm9uZ3N3YW5fYmFzZS5jcmwwDQYJKoZIhvcNAQELBQAD
+ggEBAD7YFpbQoRC0nte5t/hpoaxiOwE4Wm+rKexOt8zbYhUc0Yrw6a89LELdqoa8
+vuSAxeHAUY4VmeWLOy7rSf/wURmjdMGO2su3Db+ZaOcrA8J5Oqxv3IAhdBcO4PUz
+e0Lu2+f8RyKhKUQGpkSJBIlHhv0APN6TBX0R8cvvZ5XnFKj+GNd7fT4RN5Qjp+9H
+f8kZboA3/Rg2+JcWOWgNu9sjqevoqjSJiDV8s3n5QO1VRZi32DAgSMAWWorDdKtd
+uMPizLDy7W1nSQGf/vhXDkE95g689Md04dul6vAerCdsf389ckjthCIUqAPoLWn7
+XZnkIiV5xba29D9dTq0QElCzU+M=
+-----END CERTIFICATE-----
--- /dev/null
+carol::service charon stop 2> /dev/null
+moon::service charon stop 2> /dev/null
+moon::rm /etc/swanctl/x509crl/*
+carol::rm /etc/swanctl/x509crl/*
--- /dev/null
+moon::service charon start 2> /dev/null
+carol::service charon start 2> /dev/null
+moon::expect-connection rw
+carol::expect-connection home
+carol::swanctl --initiate --child home 2> /dev/null
--- /dev/null
+#!/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="moon carol winnetou"
+
+# Corresponding block diagram
+#
+DIAGRAM="m-c-w.png"
+
+# Guest instances on which tcpdump is to be started
+#
+TCPDUMPHOSTS=""
+
+# Guest instances on which IPsec is started
+# Used for IPsec logging purposes
+#
+IPSECHOSTS="moon carol"
+
+# charon controlled by swanctl
+SWANCTL=1