Check keyUsage in SSL client and server
diff --git a/tests/data_files/server2.ku-ds.crt b/tests/data_files/server2.ku-ds.crt
new file mode 100644
index 0000000..3bd07d0
--- /dev/null
+++ b/tests/data_files/server2.ku-ds.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----
+MIIDijCCAnKgAwIBAgIBLDANBgkqhkiG9w0BAQUFADA7MQswCQYDVQQGEwJOTDER
+MA8GA1UEChMIUG9sYXJTU0wxGTAXBgNVBAMTEFBvbGFyU1NMIFRlc3QgQ0EwHhcN
+MTQwNDA5MDg0NDUxWhcNMjQwNDA2MDg0NDUxWjA0MQswCQYDVQQGEwJOTDERMA8G
+A1UEChMIUG9sYXJTU0wxEjAQBgNVBAMTCWxvY2FsaG9zdDCCASIwDQYJKoZIhvcN
+AQEBBQADggEPADCCAQoCggEBAMFNo93nzR3RBNdJcriZrA545Do8Ss86ExbQWuTN
+owCIp+4ea5anUrSQ7y1yej4kmvy2NKwk9XfgJmSMnLAofaHa6ozmyRyWvP7BBFKz
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+ntVyVPeji0AWMUYQjcqHTQQPGBgdJrRTMaYglZh15IhJ16ICNd9rWIeBA0h/+r0y
+QuFEBz0nfe7Dvpqct7gJCv+7/5tCujx4LT17z7oK8BZN5SePAGU2ykJsUXk8ZICT
+ongaQQVQwS6/GJ6A5V8ecaUvFrTby1h9+2sOW8n2NRGiaaG5gkvxVeayemcmOQ==
+-----END CERTIFICATE-----
diff --git a/tests/data_files/server2.ku-ds_ke.crt b/tests/data_files/server2.ku-ds_ke.crt
new file mode 100644
index 0000000..ebee7e1
--- /dev/null
+++ b/tests/data_files/server2.ku-ds_ke.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----
+MIIDijCCAnKgAwIBAgIBMDANBgkqhkiG9w0BAQUFADA7MQswCQYDVQQGEwJOTDER
+MA8GA1UEChMIUG9sYXJTU0wxGTAXBgNVBAMTEFBvbGFyU1NMIFRlc3QgQ0EwHhcN
+MTQwNDA5MTAwMjQ5WhcNMjQwNDA2MTAwMjQ5WjA0MQswCQYDVQQGEwJOTDERMA8G
+A1UEChMIUG9sYXJTU0wxEjAQBgNVBAMTCWxvY2FsaG9zdDCCASIwDQYJKoZIhvcN
+AQEBBQADggEPADCCAQoCggEBAMFNo93nzR3RBNdJcriZrA545Do8Ss86ExbQWuTN
+owCIp+4ea5anUrSQ7y1yej4kmvy2NKwk9XfgJmSMnLAofaHa6ozmyRyWvP7BBFKz
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+bTNwJjuR8iMqWIqLw9hWR+E9T4lYLZWyGJVjlVTkO4i5wifwhoJE9Doohh/6crn5
+ImWgEkgT/wDVIHoamciO6KU36d0iAEEP2eYgxv2/sVHvjjsseTdvYh3D3VuOmQtS
+uUvFxc6H5kYoq/yodJWDaOn3RS8pEpDsiW+abcWyxNTPtHFroJV7e9aaVmhlRSzw
+sYDyD/ZyIlavoPSEiD3LTT/Tp6BIpz+zb4WHOHLEvUCsZputqxPVcNoEAi9xuA==
+-----END CERTIFICATE-----
diff --git a/tests/data_files/server2.ku-ka.crt b/tests/data_files/server2.ku-ka.crt
new file mode 100644
index 0000000..90f7c4a
--- /dev/null
+++ b/tests/data_files/server2.ku-ka.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----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==
+-----END CERTIFICATE-----
diff --git a/tests/data_files/server2.ku-ke.crt b/tests/data_files/server2.ku-ke.crt
new file mode 100644
index 0000000..8daa0c1
--- /dev/null
+++ b/tests/data_files/server2.ku-ke.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----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==
+-----END CERTIFICATE-----
diff --git a/tests/data_files/server5.ku-ds.crt b/tests/data_files/server5.ku-ds.crt
new file mode 100644
index 0000000..58dd071
--- /dev/null
+++ b/tests/data_files/server5.ku-ds.crt
@@ -0,0 +1,14 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/tests/data_files/server5.ku-ka.crt b/tests/data_files/server5.ku-ka.crt
new file mode 100644
index 0000000..2447326
--- /dev/null
+++ b/tests/data_files/server5.ku-ka.crt
@@ -0,0 +1,14 @@
+-----BEGIN CERTIFICATE-----
+MIICKzCCAbKgAwIBAgIBLjAKBggqhkjOPQQDAjA+MQswCQYDVQQGEwJOTDERMA8G
+A1UEChMIUG9sYXJTU0wxHDAaBgNVBAMTE1BvbGFyc3NsIFRlc3QgRUMgQ0EwHhcN
+MTQwNDA5MDg0ODUwWhcNMjQwNDA2MDg0ODUwWjA0MQswCQYDVQQGEwJOTDERMA8G
+A1UEChMIUG9sYXJTU0wxEjAQBgNVBAMTCWxvY2FsaG9zdDBZMBMGByqGSM49AgEG
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+2CMR/+ov0jRdXRa9iojCa3cNVc2KKg76Aci07f+jgaowgacwCQYDVR0TBAIwADAd
+BgNVHQ4EFgQUUGGlj9QH2deCAQzlZX+MY0anE74wbgYDVR0jBGcwZYAUnW0gJEkB
+PyvLeLUZvH4kydv7NnyhQqRAMD4xCzAJBgNVBAYTAk5MMREwDwYDVQQKEwhQb2xh
+clNTTDEcMBoGA1UEAxMTUG9sYXJzc2wgVGVzdCBFQyBDQYIJAMFD4n5iQ8zoMAsG
+A1UdDwQEAwIDCDAKBggqhkjOPQQDAgNnADBkAjACzKQ88/NvngMQBFc9rC484+gO
+BRkXP28BqRcj8sBt3EfmEGH23BuhkZuB1OFZuMICMC4/pHgbOQtaY9WZPUROUVVZ
+OuO6XsVbhiE0rb/mumqmUwuOrCtC/KFdvFZol4BNGA==
+-----END CERTIFICATE-----
diff --git a/tests/data_files/server5.ku-ke.crt b/tests/data_files/server5.ku-ke.crt
new file mode 100644
index 0000000..41ae5ad
--- /dev/null
+++ b/tests/data_files/server5.ku-ke.crt
@@ -0,0 +1,14 @@
+-----BEGIN CERTIFICATE-----
+MIICKzCCAbKgAwIBAgIBLzAKBggqhkjOPQQDAjA+MQswCQYDVQQGEwJOTDERMA8G
+A1UEChMIUG9sYXJTU0wxHDAaBgNVBAMTE1BvbGFyc3NsIFRlc3QgRUMgQ0EwHhcN
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+52ZaOLTa/uTLy948EnEIi6sj3nFb9fvsUbsOOjECMAXAMY64KOqzixefz3y3XS/d
+9miyeArPOmXU2JJ3LGuNbqqj9IbABawB1OD8v8gRmg==
+-----END CERTIFICATE-----
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index b35a9e4..ec9e549 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -151,8 +151,9 @@
     CLI_EXIT=$?
     echo "EXIT: $CLI_EXIT" >> cli_out
 
+    # psk is usefull when server only has bad certs
     if is_polar "$SRV_CMD"; then
-        "$P_CLI" request_page=SERVERQUIT tickets=0 auth_mode=none \
+        "$P_CLI" request_page=SERVERQUIT tickets=0 auth_mode=none psk=abc123 \
             crt_file=data_files/cli2.crt key_file=data_files/cli2.key \
             >/dev/null
     else
@@ -980,6 +981,127 @@
 
 fi
 
+# Tests for keyUsage in leaf certificates, part 1:
+# server-side certificate/suite selection
+
+run_test    "keyUsage srv #1 (RSA, digitalSignature -> ECDHE-RSA)" \
+            "$P_SRV key_file=data_files/server2.key \
+             crt_file=data_files/server2.ku-ds.crt" \
+            "$P_CLI" \
+            0 \
+            -c "Ciphersuite is TLS-ECDHE-RSA-WITH-"
+
+
+run_test    "keyUsage srv #2 (RSA, keyEncipherment -> RSA)" \
+            "$P_SRV key_file=data_files/server2.key \
+             crt_file=data_files/server2.ku-ke.crt" \
+            "$P_CLI" \
+            0 \
+            -c "Ciphersuite is TLS-RSA-WITH-"
+
+# add psk to leave an option for client to send SERVERQUIT
+run_test    "keyUsage srv #3 (RSA, keyAgreement -> fail)" \
+            "$P_SRV psk=abc123 key_file=data_files/server2.key \
+             crt_file=data_files/server2.ku-ka.crt" \
+            "$P_CLI psk=badbad" \
+            1 \
+            -C "Ciphersuite is "
+
+run_test    "keyUsage srv #4 (ECDSA, digitalSignature -> ECDHE-ECDSA)" \
+            "$P_SRV key_file=data_files/server5.key \
+             crt_file=data_files/server5.ku-ds.crt" \
+            "$P_CLI" \
+            0 \
+            -c "Ciphersuite is TLS-ECDHE-ECDSA-WITH-"
+
+
+run_test    "keyUsage srv #5 (ECDSA, keyAgreement -> ECDH-)" \
+            "$P_SRV key_file=data_files/server5.key \
+             crt_file=data_files/server5.ku-ka.crt" \
+            "$P_CLI" \
+            0 \
+            -c "Ciphersuite is TLS-ECDH-"
+
+# add psk to leave an option for client to send SERVERQUIT
+run_test    "keyUsage srv #6 (ECDSA, keyEncipherment -> fail)" \
+            "$P_SRV psk=abc123 key_file=data_files/server5.key \
+             crt_file=data_files/server5.ku-ke.crt" \
+            "$P_CLI psk=badbad" \
+            1 \
+            -C "Ciphersuite is "
+
+# Tests for keyUsage in leaf certificates, part 2:
+# client-side checks
+
+run_test    "keyUsage cli #0 (reference, no extension)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.crt" \
+            "$P_CLI debug_level=2" \
+            0 \
+            -C "bad server certificate (usage ext.)" \
+            -C "Processing of the Certificate handshake message failed" \
+            -c "Ciphersuite is TLS-"
+
+run_test    "keyUsage cli #1 (DigitalSignature+KeyEncipherment, RSA: OK)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.ku-ds_ke.crt" \
+            "$P_CLI debug_level=2 \
+             force_ciphersuite=TLS-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -C "bad server certificate (usage ext.)" \
+            -C "Processing of the Certificate handshake message failed" \
+            -c "Ciphersuite is TLS-"
+
+run_test    "keyUsage cli #2 (DigitalSignature+KeyEncipherment, DHE-RSA: OK)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.ku-ds_ke.crt" \
+            "$P_CLI debug_level=2 \
+             force_ciphersuite=TLS-DHE-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -C "bad server certificate (usage ext.)" \
+            -C "Processing of the Certificate handshake message failed" \
+            -c "Ciphersuite is TLS-"
+
+run_test    "keyUsage cli #3 (KeyEncipherment, RSA: OK)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.ku-ke.crt" \
+            "$P_CLI debug_level=2 \
+             force_ciphersuite=TLS-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -C "bad server certificate (usage ext.)" \
+            -C "Processing of the Certificate handshake message failed" \
+            -c "Ciphersuite is TLS-"
+
+run_test    "keyUsage cli #4 (KeyEncipherment, DHE-RSA: fail)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.ku-ke.crt" \
+            "$P_CLI debug_level=2 \
+             force_ciphersuite=TLS-DHE-RSA-WITH-AES-128-CBC-SHA" \
+            1 \
+            -c "bad server certificate (usage ext.)" \
+            -c "Processing of the Certificate handshake message failed" \
+            -C "Ciphersuite is TLS-"
+
+run_test    "keyUsage cli #5 (DigitalSignature, DHE-RSA: OK)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.ku-ds.crt" \
+            "$P_CLI debug_level=2 \
+             force_ciphersuite=TLS-DHE-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -C "bad server certificate (usage ext.)" \
+            -C "Processing of the Certificate handshake message failed" \
+            -c "Ciphersuite is TLS-"
+
+run_test    "keyUsage cli #5 (DigitalSignature, RSA: fail)" \
+            "$O_SRV -key data_files/server2.key \
+             -cert data_files/server2.ku-ds.crt" \
+            "$P_CLI debug_level=2 \
+             force_ciphersuite=TLS-RSA-WITH-AES-128-CBC-SHA" \
+            1 \
+            -c "bad server certificate (usage ext.)" \
+            -c "Processing of the Certificate handshake message failed" \
+            -C "Ciphersuite is TLS-"
+
 # Final report
 
 echo "------------------------------------------------------------------------"