# TLS server: mandatory, optional, and revoked certificates
gnutls
+munge gnutls_unexpected
exim -DSERVER=server -bd -oX PORT_D
****
-# No certificate, certificate required
+### No certificate, certificate required
client-gnutls HOSTIPV4 PORT_D
??? 220
-ehlo rhu.barb
+ehlo rhu1.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
+nop
+????554
****
-# No certificate, certificate optional at TLS time, required by ACL
+### No certificate, certificate optional at TLS time, required by ACL
client-gnutls 127.0.0.1 PORT_D
??? 220
-ehlo rhu.barb
+ehlo rhu2.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
-helo rhu.barb
+helo rhu2tls.barb
??? 250
mail from:<userx@test.ex>
??? 250
quit
??? 221
****
-# Good certificate, certificate required
-client-gnutls HOSTIPV4 PORT_D aux-fixed/cert2 aux-fixed/cert2
+### Good certificate, certificate required
+client-gnutls HOSTIPV4 PORT_D aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.chain.pem aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.unlocked.key
??? 220
-ehlo rhu.barb
+ehlo rhu3.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
+helo test
+??? 250
mail from:<userx@test.ex>
??? 250
rcpt to:<userx@test.ex>
quit
??? 221
****
-# Good certificate, certificate optional at TLS time, checked by ACL
-client-gnutls 127.0.0.1 PORT_D aux-fixed/cert2 aux-fixed/cert2
+### Good certificate, certificate optional at TLS time, checked by ACL
+client-gnutls 127.0.0.1 PORT_D aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.chain.pem aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.unlocked.key
??? 220
-ehlo rhu.barb
+ehlo rhu4.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
+helo test
+??? 250
mail from:<userx@test.ex>
??? 250
rcpt to:<userx@test.ex>
quit
??? 221
****
-# Bad certificate, certificate required
-client-gnutls HOSTIPV4 PORT_D aux-fixed/cert1 aux-fixed/cert1
+### Bad certificate, certificate required
+# Actually this test does not have the client presenting a cert at all, as it filters what it has
+# by the options offered by the server first. So it's not a good testcase.
+client-gnutls HOSTIPV4 PORT_D aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.chain.pem aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.unlocked.key
??? 220
-ehlo rhu.barb
+ehlo rhu5.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
+nop
+????554
****
-# Bad certificate, certificate optional at TLS time, reject at ACL time
-client-gnutls 127.0.0.1 PORT_D aux-fixed/cert1 aux-fixed/cert1
+### Bad certificate, certificate optional at TLS time, reject at ACL time
+# (situation as above)
+client-gnutls 127.0.0.1 PORT_D aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.chain.pem aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.unlocked.key
??? 220
-ehlo rhu.barb
+ehlo rhu6.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
+helo test
+??? 250
mail from:<userx@test.ex>
??? 250
rcpt to:<userx@test.ex>
-??? 550-
??? 550
quit
??? 221
****
killdaemon
-exim -DCRL=DIR/aux-fixed/crl.pem -DSERVER=server -bd -oX PORT_D
+#
+#
+#
+#
+exim -DCRL=DIR/aux-fixed/exim-ca/example.com/CA/crl.v2.pem -DSERVER=server -bd -oX PORT_D
****
-# Good but revoked certificate, certificate required
-client-gnutls HOSTIPV4 PORT_D aux-fixed/cert2 aux-fixed/cert2
+### Otherwise good but revoked certificate, certificate required
+# The trace for this test appears in the mainlog
+# - but the stdout from the client is a problem: the server sends a TLS ALERT. If the client sees that early enough
+# then it says that + "Failed to start TLS". But if it's later, it says "Succeeded in starting TLS"
+# and only another command from the client elicits anything from the server (eg "554 Security failure").
+# How can we test this?
+# An option on client to be quiet about tls problems.
+#
+# GnuTLS seems to not mind the lack of CRLs for the nonleaf certs in the chain, unlike under OpenSSL
+client-gnutls -tls-quiet HOSTIPV4 PORT_D aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.chain.pem aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.unlocked.key
??? 220
-ehlo rhu.barb
+ehlo rhu7.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250-
??? 250-
??? 250
-starttls
+STARTTLS
??? 220
+NOP
+??? 554 Security failure
+QUIT
+220
****
-# Revoked certificate, certificate optional at TLS time, reject at ACL time
-client-gnutls 127.0.0.1 PORT_D aux-fixed/cert1 aux-fixed/cert1
+### Revoked certificate, certificate optional at TLS time, reject at ACL time
+client-gnutls 127.0.0.1 PORT_D aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.chain.pem aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.unlocked.key
??? 220
-ehlo rhu.barb
+ehlo rhu8.barb
+??? 250-
??? 250-
??? 250-
??? 250-
??? 250
starttls
??? 220
+helo test
+??? 250
mail from:<userx@test.ex>
??? 250
rcpt to:<userx@test.ex>
-??? 550-
??? 550
quit
??? 221
****
+### Good certificate, certificate required - but nonmatching CRL also present
+client-gnutls HOSTIPV4 PORT_D aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.chain.pem aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.unlocked.key
+??? 220
+ehlo rhu9.barb
+??? 250-
+??? 250-
+??? 250-
+??? 250-
+??? 250-
+??? 250-
+??? 250
+starttls
+??? 220
+helo test
+??? 250
+mail from:<userx@test.ex>
+??? 250
+rcpt to:<userx@test.ex>
+??? 250
+quit
+??? 221
+****
killdaemon