OpenSSL Locks

Jeffrey Walton noloader at
Wed Dec 11 15:42:25 UTC 2013

On Wed, Dec 11, 2013 at 10:25 AM, Maxim Dounin <mdounin at> wrote:
> Hello!
> On Wed, Dec 11, 2013 at 05:55:16AM -0500, Jeffrey Walton wrote:
>> I need to do some additional processing with OpenSSL in a custom
>> module. I noticed ngingx does not set any locks in ngx_ssl_init (from
>> ngx_event_openssl.c).
>> A few questions:
>> 1) Should lock installation be guarded on NGX_THREADS or something else?
>> 2) Where is most appropirate to initialize the locks: ngx_init_threads
>> or ngx_ssl_init (or somewhere else)?
>> 3) Is the project interested in a patch? (Per
>>, thanks Maxim).
> There are basically no threads support in nginx (it was
> experimental and broken for a long time with the exception of some
> win32-related stuff), so it's not clear why you need locks at all.
Thanks Maxim. The source code is full of:

    #if (NGX_THREADS)

I thought they were needed. My bad.


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