Problem with stunnel/rsync & tcp_wrappers under cygwin

Hi, i have a strange problem with tcp_wrappers in conjunction with stunnel cygwin port. (cc`ing stunnel cygwin maintainer because of that). I`m trying to secure an rsync which is started in daemon-mode in an inetd-style via stunnel. I`m on Win8 64Bit with a recent 64bit Cygwin installation. Whe

Aw: Problem with stunnel/rsync & tcp_wrappers under cygwin

after a lot of digging into it, i found it must be a problem related to pthreads. when i compile stunnel with --with-threads=fork , it works. 2014.02.27 14:19:21 LOG5[5500:0]: stunnel 4.56 on x86_64-unknown-cygwin platform 2014.02.27 14:19:21 LOG5[5500:0]: Compiled/running with OpenSSL 1.0.1e 1

Aw: Problem with stunnel/rsync & tcp_wrappers under cygwin

one step further - i would say, that fork() is the culprit. i added some s_log in the librwap.c code and it appears, that "case 0" never is being executed. i found http://cygwin.com/faq.html#faq.using.fixing-fork-failures , so there probably needs to be done some special handling for that. (dis

Aw: Problem with stunnel/rsync & tcp_wrappers under cygwin

more searches and an pointer from the stunnel-maintainer - maybe it`s all about passing file descriptors... http://wiki.osdev.org/Cygwin_Issues#Passing_file_descriptors http://fossies.org/dox/stunnel-4.56/libwrap_8c_source.html regards roland one step further - i would say, that fork() is