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Don't allow -early_data with other options where it doesn't work

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-early_data is not compatible with -www, -WWW, -HTTP or -rev.

Fixes #7200

Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7206)
This commit is contained in:
Matt Caswell 2018-09-12 17:11:10 +01:00
parent bc278f30f0
commit 6ef40f1fc0
2 changed files with 14 additions and 5 deletions
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5
apps/s_server.c
View File

@ -1622,6 +1622,11 @@ int s_server_main(int argc, char *argv[])
goto end;
}
#endif
if (early_data && (www > 0 || rev)) {
BIO_printf(bio_err,
"Can't use -early_data in combination with -www, -WWW, -HTTP, or -rev\n");
goto end;
}
#ifndef OPENSSL_NO_SCTP
if (protocol == IPPROTO_SCTP) {

14
doc/man1/s_server.pod
View File

@ -405,13 +405,14 @@ Inhibit printing of session and certificate information.
Sends a status message back to the client when it connects. This includes
information about the ciphers used and various session parameters.
The output is in HTML format so this option will normally be used with a
web browser.
web browser. Cannot be used in conjunction with B<-early_data>.
=item B<-WWW>
Emulates a simple web server. Pages will be resolved relative to the
current directory, for example if the URL https://myhost/page.html is
requested the file ./page.html will be loaded.
requested the file ./page.html will be loaded. Cannot be used in conjunction
with B<-early_data>.
=item B<-tlsextdebug>
@ -423,7 +424,8 @@ Emulates a simple web server. Pages will be resolved relative to the
current directory, for example if the URL https://myhost/page.html is
requested the file ./page.html will be loaded. The files loaded are
assumed to contain a complete and correct HTTP response (lines that
are part of the HTTP response line and headers must end with CRLF).
are part of the HTTP response line and headers must end with CRLF). Cannot be
used in conjunction with B<-early_data>.
=item B<-id_prefix val>
@ -488,7 +490,8 @@ output.
=item B<-rev>
Simple test server which just reverses the text received from the client
and sends it back to the server. Also sets B<-brief>.
and sends it back to the server. Also sets B<-brief>. Cannot be used in
conjunction with B<-early_data>.
=item B<-async>
@ -711,7 +714,8 @@ greater than or equal to 0.
=item B<-early_data>
Accept early data where possible.
Accept early data where possible. Cannot be used in conjunction with B<-www>,
B<-WWW>, B<-HTTP> or B<-rev>.
=item B<-anti_replay>, B<-no_anti_replay>