3 files changed, 318 insertions, 11 deletions

diff --git a/src/gns/Makefile.am b/src/gns/Makefile.am
index 0a68e7cba..932b8d218 100644
--- a/src/gns/Makefile.am
+++ b/src/gns/Makefile.am
@@ -81,7 +81,7 @@ noinst_PROGRAMS = \
   gnunet-gns-benchmark
 
 pkgdata_DATA = \
-  openssl.cnf
+  gnunet-gns-proxy-ca.template
 
 if HAVE_MHD
 if LINUX
diff --git a/src/gns/gnunet-gns-proxy-ca.template b/src/gns/gnunet-gns-proxy-ca.template
new file mode 100644
index 000000000..32ee27fcd
--- /dev/null
+++ b/src/gns/gnunet-gns-proxy-ca.template
@@ -0,0 +1,303 @@
+# X.509 Certificate options
+#
+# DN options
+
+# The organization of the subject.
+organization = "GNU"
+
+# The organizational unit of the subject.
+unit = "GNUnet"
+
+# The locality of the subject.
+locality = World
+
+# The state of the certificate owner.
+# state = "Attiki"
+
+# The country of the subject. Two letter code.
+country = ZZ
+
+# The common name of the certificate owner.
+cn = "GNS Proxy CA"
+
+# A user id of the certificate owner.
+#uid = "clauper"
+
+# Set domain components
+#dc = "name"
+#dc = "domain"
+
+# If the supported DN OIDs are not adequate you can set
+# any OID here.
+# For example set the X.520 Title and the X.520 Pseudonym
+# by using OID and string pairs.
+#dn_oid = "2.5.4.12 Dr."
+#dn_oid = "2.5.4.65 jackal"
+
+# This is deprecated and should not be used in new
+# certificates.
+# pkcs9_email = "none@none.org"
+
+# An alternative way to set the certificate's distinguished name directly
+# is with the "dn" option. The attribute names allowed are:
+# C (country), street, O (organization), OU (unit), title, CN (common name),
+# L (locality), ST (state), placeOfBirth, gender, countryOfCitizenship, 
+# countryOfResidence, serialNumber, telephoneNumber, surName, initials, 
+# generationQualifier, givenName, pseudonym, dnQualifier, postalCode, name, 
+# businessCategory, DC, UID, jurisdictionOfIncorporationLocalityName, 
+# jurisdictionOfIncorporationStateOrProvinceName,
+# jurisdictionOfIncorporationCountryName, XmppAddr, and numeric OIDs.
+
+#dn = "cn = Nikos,st = New\, Something,C=GR,surName=Mavrogiannopoulos,2.5.4.9=Arkadias"
+
+# The serial number of the certificate
+# The value is in decimal (i.e. 1963) or hex (i.e. 0x07ab).
+# Comment the field for a random serial number.
+#serial = 007
+
+# In how many days, counting from today, this certificate will expire.
+# Use -1 if there is no expiration date.
+expiration_days = 3650
+
+# Alternatively you may set concrete dates and time. The GNU date string 
+# formats are accepted. See:
+# https://www.gnu.org/software/tar/manual/html_node/Date-input-formats.html
+
+#activation_date = "2004-02-29 16:21:42"
+#expiration_date = "2025-02-29 16:24:41"
+
+# X.509 v3 extensions
+
+# A dnsname in case of a WWW server.
+#dns_name = "www.none.org"
+#dns_name = "www.morethanone.org"
+
+# An othername defined by an OID and a hex encoded string
+#other_name = "1.3.6.1.5.2.2 302ca00d1b0b56414e5245494e2e4f5247a11b3019a006020400000002a10f300d1b047269636b1b0561646d696e"
+#other_name_utf8 = "1.2.4.5.6 A UTF8 string"
+#other_name_octet = "1.2.4.5.6 A string that will be encoded as ASN.1 octet string"
+
+# Allows writing an XmppAddr Identifier
+#xmpp_name = juliet@im.example.com
+
+# Names used in PKINIT
+#krb5_principal = user@REALM.COM
+#krb5_principal = HTTP/user@REALM.COM
+
+# A subject alternative name URI
+#uri = "https://www.example.com"
+
+# An IP address in case of a server.
+#ip_address = "192.168.1.1"
+
+# An email in case of a person
+email = "bounce@gnunet.org"
+
+# TLS feature (rfc7633) extension. That can is used to indicate mandatory TLS
+# extension features to be provided by the server. In practice this is used
+# to require the Status Request (extid: 5) extension from the server. That is,
+# to require the server holding this certificate to provide a stapled OCSP response.
+# You can have multiple lines for multiple TLS features.
+
+# To ask for OCSP status request use:
+#tls_feature = 5
+
+# Challenge password used in certificate requests
+challenge_password = 123456
+
+# Password when encrypting a private key
+#password = secret
+
+# An URL that has CRLs (certificate revocation lists)
+# available. Needed in CA certificates.
+#crl_dist_points = "https://www.getcrl.crl/getcrl/"
+
+# Whether this is a CA certificate or not
+ca
+
+# Subject Unique ID (in hex)
+#subject_unique_id = 00153224
+
+# Issuer Unique ID (in hex)
+#issuer_unique_id = 00153225
+
+#### Key usage
+
+# The following key usage flags are used by CAs and end certificates
+
+# Whether this certificate will be used to sign data (needed
+# in TLS DHE ciphersuites). This is the digitalSignature flag
+# in RFC5280 terminology.
+signing_key
+
+# Whether this certificate will be used to encrypt data (needed
+# in TLS RSA ciphersuites). Note that it is preferred to use different
+# keys for encryption and signing. This is the keyEncipherment flag
+# in RFC5280 terminology.
+encryption_key
+
+# Whether this key will be used to sign other certificates. The
+# keyCertSign flag in RFC5280 terminology.
+cert_signing_key
+
+# Whether this key will be used to sign CRLs. The
+# cRLSign flag in RFC5280 terminology.
+#crl_signing_key
+
+# The keyAgreement flag of RFC5280. It's purpose is loosely
+# defined. Not use it unless required by a protocol.
+#key_agreement
+
+# The dataEncipherment flag of RFC5280. It's purpose is loosely
+# defined. Not use it unless required by a protocol.
+#data_encipherment
+
+# The nonRepudiation flag of RFC5280. It's purpose is loosely
+# defined. Not use it unless required by a protocol.
+#non_repudiation
+
+#### Extended key usage (key purposes)
+
+# The following extensions are used in an end certificate
+# to clarify its purpose. Some CAs also use it to indicate
+# the types of certificates they are purposed to sign.
+
+
+# Whether this certificate will be used for a TLS client;
+# this sets the id-kp-clientAuth (1.3.6.1.5.5.7.3.2) of
+# extended key usage.
+#tls_www_client
+
+# Whether this certificate will be used for a TLS server;
+# this sets the id-kp-serverAuth (1.3.6.1.5.5.7.3.1) of
+# extended key usage.
+tls_www_server
+
+# Whether this key will be used to sign code. This sets the
+# id-kp-codeSigning (1.3.6.1.5.5.7.3.3) of extended key usage
+# extension.
+#code_signing_key
+
+# Whether this key will be used to sign OCSP data. This sets the
+# id-kp-OCSPSigning (1.3.6.1.5.5.7.3.9) of extended key usage extension.
+#ocsp_signing_key
+
+# Whether this key will be used for time stamping. This sets the
+# id-kp-timeStamping (1.3.6.1.5.5.7.3.8) of extended key usage extension.
+#time_stamping_key
+
+# Whether this key will be used for email protection. This sets the
+# id-kp-emailProtection (1.3.6.1.5.5.7.3.4) of extended key usage extension.
+#email_protection_key
+
+# Whether this key will be used for IPsec IKE operations (1.3.6.1.5.5.7.3.17).
+#ipsec_ike_key
+
+## adding custom key purpose OIDs
+
+# for microsoft smart card logon
+# key_purpose_oid = 1.3.6.1.4.1.311.20.2.2
+
+# for email protection
+# key_purpose_oid = 1.3.6.1.5.5.7.3.4
+
+# for any purpose (must not be used in intermediate CA certificates)
+# key_purpose_oid = 2.5.29.37.0
+
+### end of key purpose OIDs
+
+### Adding arbitrary extensions
+# This requires to provide the extension OIDs, as well as the extension data in
+# hex format. The following two options are available since GnuTLS 3.5.3.
+#add_extension = "1.2.3.4 0x0AAB01ACFE"
+
+# As above but encode the data as an octet string
+#add_extension = "1.2.3.4 octet_string(0x0AAB01ACFE)"
+
+# For portability critical extensions shouldn't be set to certificates.
+#add_critical_extension = "5.6.7.8 0x1AAB01ACFE"
+
+# When generating a certificate from a certificate
+# request, then honor the extensions stored in the request
+# and store them in the real certificate.
+#honor_crq_extensions
+
+# Alternatively only specific extensions can be copied.
+#honor_crq_ext = 2.5.29.17
+#honor_crq_ext = 2.5.29.15
+
+# Path length contraint. Sets the maximum number of
+# certificates that can be used to certify this certificate.
+# (i.e. the certificate chain length)
+#path_len = -1
+#path_len = 2
+
+# OCSP URI
+# ocsp_uri = https://my.ocsp.server/ocsp
+
+# CA issuers URI
+# ca_issuers_uri = https://my.ca.issuer
+
+# Certificate policies
+#policy1 = 1.3.6.1.4.1.5484.1.10.99.1.0
+#policy1_txt = "This is a long policy to summarize"
+#policy1_url = https://www.example.com/a-policy-to-read
+
+#policy2 = 1.3.6.1.4.1.5484.1.10.99.1.1
+#policy2_txt = "This is a short policy"
+#policy2_url = https://www.example.com/another-policy-to-read
+
+# The number of additional certificates that may appear in a
+# path before the anyPolicy is no longer acceptable.
+#inhibit_anypolicy_skip_certs 1
+
+# Name constraints
+
+# DNS
+#nc_permit_dns = example.com
+#nc_exclude_dns = test.example.com
+
+# EMAIL
+#nc_permit_email = "nmav@ex.net"
+
+# Exclude subdomains of example.com
+#nc_exclude_email = .example.com
+
+# Exclude all e-mail addresses of example.com
+#nc_exclude_email = example.com
+
+# IP
+#nc_permit_ip = 192.168.0.0/16
+#nc_exclude_ip = 192.168.5.0/24
+#nc_permit_ip = fc0a:eef2:e7e7:a56e::/64
+
+
+# Options for proxy certificates
+#proxy_policy_language = 1.3.6.1.5.5.7.21.1
+
+
+# Options for generating a CRL
+
+# The number of days the next CRL update will be due.
+# next CRL update will be in 43 days
+#crl_next_update = 43
+
+# this is the 5th CRL by this CA
+# The value is in decimal (i.e. 1963) or hex (i.e. 0x07ab).
+# Comment the field for a time-based number.
+# Time-based CRL numbers generated in GnuTLS 3.6.3 and later
+# are significantly larger than those generated in previous
+# versions. Since CRL numbers need to be monotonic, you need
+# to specify the CRL number here manually if you intend to
+# downgrade to an earlier version than 3.6.3 after publishing
+# the CRL as it is not possible to specify CRL numbers greater
+# than 2**63-2 using hex notation in those versions.
+#crl_number = 5
+
+# Specify the update dates more precisely.
+#crl_this_update_date = "2004-02-29 16:21:42"
+#crl_next_update_date = "2025-02-29 16:24:41"
+
+# The date that the certificates will be made seen as
+# being revoked.
+#crl_revocation_date = "2025-02-29 16:24:41"
diff --git a/src/gns/gnunet-gns-proxy-setup-ca.in b/src/gns/gnunet-gns-proxy-setup-ca.in
index cd5d8c70f..931971cb0 100644
--- a/src/gns/gnunet-gns-proxy-setup-ca.in
+++ b/src/gns/gnunet-gns-proxy-setup-ca.in
@@ -133,13 +133,20 @@ generate_ca()
 
     # ------------- openssl
 
-    OPENSSLCFG=@pkgdatadir@/openssl.cnf
-    if test -z "`openssl version`" > /dev/null
+    GNUTLS_CA_TEMPLATE=@pkgdatadir@/gnunet-gns-proxy-ca.template
+    CERTTOOL=""
+    if test -z "`gnutls-certtool --version`" > /dev/null
     then
-        warningmsg "'openssl' command not found. Please install it."
+      if test -z "`certtool --versionn`" > /dev/null
+      then
+        warningmsg "'gnutls-certtool' or 'certtool' command not found. Please install it."
         infomsg    "Cleaning up."
-        rm -f $GNSCAKY $GNSCANO $GNSCERT
+        rm -f $GNSCAKY $GNSCERT
         exit 1
+      fi
+      CERTTOOL="certtool"
+    else
+      CERTTOOL="gnutls-certtool"
     fi
     if [ -n "${GNUNET_CONFIG_FILE}" ]; then
         GNUNET_CONFIG="-c ${GNUNET_CONFIG_FILE}"
@@ -149,13 +156,10 @@ generate_ca()
     GNS_CA_CERT_PEM=`gnunet-config ${GNUNET_CONFIG} -s gns-proxy -o PROXY_CACERT -f ${options}`
     mkdir -p `dirname $GNS_CA_CERT_PEM`
 
-    openssl req -config $OPENSSLCFG -new -x509 -days 3650 -extensions v3_ca -keyout $GNSCAKY -out $GNSCERT -subj "/C=ZZ/L=World/O=GNU/OU=GNUnet/CN=GNS Proxy CA/emailAddress=bounce@gnunet.org" -passout pass:"GNU Name System"
-
-    infomsg "Removing passphrase from key"
-    openssl rsa -passin pass:"GNU Name System" -in $GNSCAKY -out $GNSCANO
-
+    $CERTTOOL --generate-privkey --outfile $GNSCAKY
+    $CERTTOOL --template $GNUTLS_CA_TEMPLATE --generate-self-signed --load-privkey $GNSCAKY --outfile $GNSCERT
     infomsg "Making private key available to gnunet-gns-proxy"
-    cat $GNSCERT $GNSCANO > $GNS_CA_CERT_PEM
+    cat $GNSCERT $GNSCAKY > $GNS_CA_CERT_PEM
 }
 
 importbrowsers()