ssl: In interop tests always check if SSL/TLS version is supported by OpenSSL

As sslv3 is being faced out we need to test for old version support as well as
newer versions.

1 files changed, 6 insertions, 27 deletions

diff --git a/lib/ssl/test/ssl_to_openssl_SUITE.erl b/lib/ssl/test/ssl_to_openssl_SUITE.erl
index 13523730b0..bcdefb5fca 100644
--- a/lib/ssl/test/ssl_to_openssl_SUITE.erl
+++ b/lib/ssl/test/ssl_to_openssl_SUITE.erl
@@ -175,7 +175,12 @@ special_init(TestCase, Config)
     check_sane_openssl_renegotaite(Config, Version);
 
 special_init(ssl2_erlang_server_openssl_client, Config) ->
-    check_sane_openssl_sslv2(Config);
+    case ssl_test_lib:supports_ssl_tls_version(sslv2) of
+	true ->
+	     Config;
+	false ->
+	     {skip, "sslv2 not supported by openssl"}
+    end;
 
 special_init(TestCase, Config)
     when TestCase == erlang_client_alpn_openssl_server_alpn;
@@ -1756,32 +1761,6 @@ check_sane_openssl_renegotaite(Config) ->
 	    Config
     end.
 
-check_sane_openssl_sslv2(Config) ->
-    Exe = "openssl",
-    Args = ["s_client", "-ssl2"],
-    Port = ssl_test_lib:portable_open_port(Exe, Args),
-    case supports_sslv2(Port) of
-	true ->
-	    Config;
-	false ->
-	    {skip, "sslv2 not supported by openssl"}
-    end.
-
-supports_sslv2(Port) ->
-    receive 
-	{Port, {data, "unknown option -ssl2" ++ _}} -> 
-	    false;
-	{Port, {data, Data}} ->
-	    case lists:member("error", string:tokens(Data, ":")) of
-		true ->
-		    false;
-		false ->
-		    supports_sslv2(Port)
-	    end
-    after 500 ->
-	    true
-    end.
-
 workaround_openssl_s_clinent() ->
     %% http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683159
     %% https://bugs.archlinux.org/task/33919