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-rw-r--r--lib/ssh/src/ssh_transport.erl34
1 files changed, 28 insertions, 6 deletions
diff --git a/lib/ssh/src/ssh_transport.erl b/lib/ssh/src/ssh_transport.erl
index 76fa776113..8669be570e 100644
--- a/lib/ssh/src/ssh_transport.erl
+++ b/lib/ssh/src/ssh_transport.erl
@@ -44,12 +44,34 @@
versions(client, Options)->
Vsn = proplists:get_value(vsn, Options, ?DEFAULT_CLIENT_VERSION),
- Version = format_version(Vsn),
- {Vsn, Version};
+ {Vsn, format_version(Vsn, software_version(Options))};
versions(server, Options) ->
Vsn = proplists:get_value(vsn, Options, ?DEFAULT_SERVER_VERSION),
- Version = format_version(Vsn),
- {Vsn, Version}.
+ {Vsn, format_version(Vsn, software_version(Options))}.
+
+software_version(Options) ->
+ case proplists:get_value(id_string, Options) of
+ undefined ->
+ "Erlang"++ssh_vsn();
+ {random,Nlo,Nup} ->
+ random_id(Nlo,Nup);
+ ID ->
+ ID
+ end.
+
+ssh_vsn() ->
+ try {ok,L} = application:get_all_key(ssh),
+ proplists:get_value(vsn,L,"")
+ of
+ "" -> "";
+ VSN when is_list(VSN) -> "/" ++ VSN;
+ _ -> ""
+ catch
+ _:_ -> ""
+ end.
+
+random_id(Nlo, Nup) ->
+ [crypto:rand_uniform($a,$z+1) || _<- lists:duplicate(crypto:rand_uniform(Nlo,Nup+1),x) ].
hello_version_msg(Data) ->
[Data,"\r\n"].
@@ -77,9 +99,9 @@ is_valid_mac(Mac, Data, #ssh{recv_mac = Algorithm,
yes_no(Ssh, Prompt) ->
(Ssh#ssh.io_cb):yes_no(Prompt, Ssh).
-format_version({Major,Minor}) ->
+format_version({Major,Minor}, SoftwareVersion) ->
"SSH-" ++ integer_to_list(Major) ++ "." ++
- integer_to_list(Minor) ++ "-Erlang".
+ integer_to_list(Minor) ++ "-" ++ SoftwareVersion.
handle_hello_version(Version) ->
try