ssl: Make sure tests get a clean start

14 files changed, 39 insertions, 21 deletions

diff --git a/lib/ssl/test/ssl_ECC_SUITE.erl b/lib/ssl/test/ssl_ECC_SUITE.erl
index 69ac9908fa..258922d128 100644
--- a/lib/ssl/test/ssl_ECC_SUITE.erl
+++ b/lib/ssl/test/ssl_ECC_SUITE.erl
@@ -145,7 +145,7 @@ init_per_testcase(TestCase, Config) ->
     ssl_test_lib:ct_log_supported_protocol_versions(Config),
     ct:log("Ciphers: ~p~n ", [ ssl:cipher_suites()]),
     end_per_testcase(TestCase, Config),
-    ssl:start(),	
+    ssl_test_lib:clean_start(),	
     ct:timetrap({seconds, 15}),
     Config.
 
diff --git a/lib/ssl/test/ssl_alpn_handshake_SUITE.erl b/lib/ssl/test/ssl_alpn_handshake_SUITE.erl
index da181faf64..9d57e89b9b 100644
--- a/lib/ssl/test/ssl_alpn_handshake_SUITE.erl
+++ b/lib/ssl/test/ssl_alpn_handshake_SUITE.erl
@@ -71,7 +71,7 @@ init_per_suite(Config) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config),
 				     proplists:get_value(priv_dir, Config)),
 	    ssl_test_lib:cert_options(Config)
diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl
index 8ffee751fc..57963fd44b 100644
--- a/lib/ssl/test/ssl_basic_SUITE.erl
+++ b/lib/ssl/test/ssl_basic_SUITE.erl
@@ -250,7 +250,7 @@ init_per_suite(Config0) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    %% make rsa certs using oppenssl
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config0),
 				     proplists:get_value(priv_dir, Config0)),
@@ -307,6 +307,7 @@ init_per_testcase(protocol_versions, Config)  ->
 init_per_testcase(reuse_session_expired, Config)  ->
     ssl:stop(),
     application:load(ssl),
+    ssl_test_lib:clean_env(),
     application:set_env(ssl, session_lifetime, ?EXPIRE),
     application:set_env(ssl, session_delay_cleanup_time, 500),
     ssl:start(),
@@ -316,6 +317,7 @@ init_per_testcase(reuse_session_expired, Config)  ->
 init_per_testcase(empty_protocol_versions, Config)  ->
     ssl:stop(),
     application:load(ssl),
+    ssl_test_lib:clean_env(),
     application:set_env(ssl, protocol_version, []),
     ssl:start(),
     ct:timetrap({seconds, 5}),
@@ -454,6 +456,11 @@ end_per_testcase(reuse_session_expired, Config) ->
     application:unset_env(ssl, session_delay_cleanup_time),
     end_per_testcase(default_action, Config);
 
+end_per_testcase(Case, Config) when Case == protocol_versions;
+				    Case == empty_protocol_versions->
+    application:unset_env(ssl, protocol_versions),
+    end_per_testcase(default_action, Config);
+
 end_per_testcase(_TestCase, Config) ->
     Config.
 
diff --git a/lib/ssl/test/ssl_certificate_verify_SUITE.erl b/lib/ssl/test/ssl_certificate_verify_SUITE.erl
index c83c513eb3..4c6f1d7c01 100644
--- a/lib/ssl/test/ssl_certificate_verify_SUITE.erl
+++ b/lib/ssl/test/ssl_certificate_verify_SUITE.erl
@@ -85,7 +85,7 @@ init_per_suite(Config0) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    %% make rsa certs using oppenssl
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config0),
 				     proplists:get_value(priv_dir, Config0)),
diff --git a/lib/ssl/test/ssl_crl_SUITE.erl b/lib/ssl/test/ssl_crl_SUITE.erl
index e37e127440..bc2822f0c4 100644
--- a/lib/ssl/test/ssl_crl_SUITE.erl
+++ b/lib/ssl/test/ssl_crl_SUITE.erl
@@ -136,7 +136,7 @@ init_per_testcase(Case, Config0) ->
 	true ->
 	    end_per_testcase(Case, Config0),
 	    inets:start(),
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    ServerRoot = make_dir_path([proplists:get_value(priv_dir, Config0), idp_crl, tmp]),
 	    %% start a HTTP server to serve the CRLs
 	    {ok, Httpd} = inets:start(httpd, [{ipfamily, proplists:get_value(ipfamily, Config0)},
@@ -155,7 +155,7 @@ init_per_testcase(Case, Config0) ->
 	    [{cert_dir, CertDir} | Config];
 	false ->
 	    end_per_testcase(Case, Config0),
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    Config0
     end.
 
diff --git a/lib/ssl/test/ssl_handshake_SUITE.erl b/lib/ssl/test/ssl_handshake_SUITE.erl
index a671e3e307..51f0651568 100644
--- a/lib/ssl/test/ssl_handshake_SUITE.erl
+++ b/lib/ssl/test/ssl_handshake_SUITE.erl
@@ -60,7 +60,7 @@ init_per_testcase(ignore_hassign_extension_pre_tls_1_2, Config0) ->
 	ok ->
 	    case is_supported(sha512) of
 		true ->
-		    ssl:start(),
+		    ssl_test_lib:clean_start(),
 		    %% make rsa certs using oppenssl
 		    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config0),
 					     proplists:get_value(priv_dir, Config0)),
diff --git a/lib/ssl/test/ssl_npn_handshake_SUITE.erl b/lib/ssl/test/ssl_npn_handshake_SUITE.erl
index c55fa73cfb..a02881f1ae 100644
--- a/lib/ssl/test/ssl_npn_handshake_SUITE.erl
+++ b/lib/ssl/test/ssl_npn_handshake_SUITE.erl
@@ -68,7 +68,7 @@ init_per_suite(Config) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config),
 				      proplists:get_value(priv_dir, Config)),
 	    ssl_test_lib:cert_options(Config)
diff --git a/lib/ssl/test/ssl_packet_SUITE.erl b/lib/ssl/test/ssl_packet_SUITE.erl
index 17237118a0..900b6de9ca 100644
--- a/lib/ssl/test/ssl_packet_SUITE.erl
+++ b/lib/ssl/test/ssl_packet_SUITE.erl
@@ -140,8 +140,7 @@ init_per_suite(Config) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:stop(),
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config),
 				     proplists:get_value(priv_dir, Config)),
 	    ssl_test_lib:cert_options(Config)
diff --git a/lib/ssl/test/ssl_payload_SUITE.erl b/lib/ssl/test/ssl_payload_SUITE.erl
index c0b762760d..cb1957327a 100644
--- a/lib/ssl/test/ssl_payload_SUITE.erl
+++ b/lib/ssl/test/ssl_payload_SUITE.erl
@@ -70,7 +70,7 @@ init_per_suite(Config) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config), proplists:get_value(priv_dir, Config)),
 	    ssl_test_lib:cert_options(Config)
     catch _:_  ->
diff --git a/lib/ssl/test/ssl_pem_cache_SUITE.erl b/lib/ssl/test/ssl_pem_cache_SUITE.erl
index 13b0ce8ed9..02c98fc40f 100644
--- a/lib/ssl/test/ssl_pem_cache_SUITE.erl
+++ b/lib/ssl/test/ssl_pem_cache_SUITE.erl
@@ -43,7 +43,7 @@ init_per_suite(Config0) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    %% make rsa certs using oppenssl
 	    {ok, _} =  make_certs:all(proplists:get_value(data_dir, Config0),
 				      proplists:get_value(priv_dir, Config0)),
@@ -63,14 +63,15 @@ end_per_group(_GroupName, Config) ->
     Config.
 
 init_per_testcase(pem_cleanup = Case, Config) ->
-    end_per_testcase(Case, Config) ,
     application:load(ssl),
+    end_per_testcase(Case, Config) ,
     application:set_env(ssl, ssl_pem_cache_clean, ?CLEANUP_INTERVAL),
     ssl:start(),
     ct:timetrap({minutes, 1}),
     Config.
 
 end_per_testcase(_TestCase, Config) ->
+    ssl_test_lib:clean_env(),
     ssl:stop(),
     Config.
 
diff --git a/lib/ssl/test/ssl_session_cache_SUITE.erl b/lib/ssl/test/ssl_session_cache_SUITE.erl
index b352844ba0..28637fc32d 100644
--- a/lib/ssl/test/ssl_session_cache_SUITE.erl
+++ b/lib/ssl/test/ssl_session_cache_SUITE.erl
@@ -58,7 +58,7 @@ init_per_suite(Config0) ->
     catch crypto:stop(),
     try crypto:start() of
 	ok ->
-	    ssl:start(),
+	    ssl_test_lib:clean_start(),
 	    %% make rsa certs using 
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config0),
 				     proplists:get_value(priv_dir, Config0)),
diff --git a/lib/ssl/test/ssl_sni_SUITE.erl b/lib/ssl/test/ssl_sni_SUITE.erl
index 34ef2e6af9..4e916a7f03 100644
--- a/lib/ssl/test/ssl_sni_SUITE.erl
+++ b/lib/ssl/test/ssl_sni_SUITE.erl
@@ -41,7 +41,7 @@ init_per_suite(Config0) ->
     catch crypto:stop(),
     try crypto:start() of
         ok ->
-            ssl:start(),
+            ssl_test_lib:clean_start(),
 	    {ok, _} = make_certs:all(proplists:get_value(data_dir, Config0),
 				     proplists:get_value(priv_dir, Config0)),
             ssl_test_lib:cert_options(Config0)
diff --git a/lib/ssl/test/ssl_test_lib.erl b/lib/ssl/test/ssl_test_lib.erl
index a92b978ca9..81f16030f7 100644
--- a/lib/ssl/test/ssl_test_lib.erl
+++ b/lib/ssl/test/ssl_test_lib.erl
@@ -1355,3 +1355,19 @@ ct_log_supported_protocol_versions(Config) ->
 	_ ->
 	    ct:log("TLS/SSL version ~p~n ", [tls_record:supported_protocol_versions()])
     end.
+
+clean_env() ->
+    application:unset_env(ssl, protocol_version),
+    application:unset_env(ssl, session_lifetime),
+    application:unset_env(ssl, session_cb),
+    application:unset_env(ssl, session_cb_init_args),
+    application:unset_env(ssl, session_cache_client_max),
+    application:unset_env(ssl, session_cache_server_max),
+    application:unset_env(ssl, ssl_pem_cache_clean),
+    application:unset_env(ssl, alert_timeout).
+
+clean_start() ->
+    ssl:stop(),
+    application:load(ssl),
+    clean_env(),
+    ssl:start().
diff --git a/lib/ssl/test/ssl_to_openssl_SUITE.erl b/lib/ssl/test/ssl_to_openssl_SUITE.erl
index 9ae032503a..9ecfe5b0ea 100644
--- a/lib/ssl/test/ssl_to_openssl_SUITE.erl
+++ b/lib/ssl/test/ssl_to_openssl_SUITE.erl
@@ -119,12 +119,7 @@ init_per_suite(Config0) ->
 	    catch crypto:stop(),
 	    try crypto:start() of
 		ok ->
-		    ssl:stop(),
-		    application:load(ssl),
-		    ct:pal("Before clean: Version: ~p", [ssl:versions()]),
-		    application:unset_env(ssl, protocol_version),
-		    ct:pal("After clean: Version: ~p", [ssl:versions()]),
-		    ssl:start(),
+		    ssl_test_lib:clean_start(),
 		    {ok,  _} = make_certs:all(proplists:get_value(data_dir, Config0),
 					      proplists:get_value(priv_dir, Config0)),
 		    Config1 = ssl_test_lib:make_dsa_cert(Config0),