I have been able to reproduce the same behavior. I've posted this to our issue tracker <https://code.google.com/p/googleappengine/issues/detail?id=12588&thanks=12588&ts=1449441490>, and will it update it again once the issue has been acknowledged by the dev team.
Cheers, Adam Cloud Platform Support On Friday, December 4, 2015 at 12:07:00 PM UTC-5, Jeff R. Allen wrote: > > I am using Go with AppEngine and urlfetch.Client(ctx).Get(url) for a > https://blog.nella.org is failing with: > > API error 6 (urlfetch: SSL_CERTIFICATE_ERROR): [SSL: > TLSV1_ALERT_INTERNAL_ERROR] tlsv1 alert internal error (_ssl.c:590) > > > This happens with the development server, but not in production. I am > using go_appengine_sdk_darwin_amd64-1.9.30.zip. > > The certificate on blog.nella.org is a CloudFlare Universal SSL one, > which means it has many many Subject Alternate Names matching other sites > that CloudFlare runs. I wonder if that's the problem? > > -jeff > > PS: This was discussed in 2012 on Stack Overflow: > > http://stackoverflow.com/questions/13755041/invalid-and-or-missing-ssl-certificate > Google, please fix it. > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/8fb4ca9d-b605-4cad-bbff-9f6e8ec38877%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
