[tahoe-dev] One Grid to Rule Them All

[Leif Ryge]

On Mon, Jul 01, 2013 at 12:33:54AM -0400, Avi Freedman wrote:
> 
> > > I personally want to be able to email or tweet or inscribe on papyrus a URL
> > > containing a read cap, and anyone who sees that and has Tahoe-LAFS version
> > > Glorious Future installed should have a reasonable chance to retrieve the
> > > content.
> > 
> > > Regards,
> > > Comrade Nathan
> > > Grid Universalist
> 
> As a followup...
> 
> I took a look at tinyproxy.
> 
> The config file I set up was:
> 
> http://38.118.79.85:8888/lafscluster1/file/URI%3ACHK%3Apr3tecemgw2t37fjo5gd7bo4bq%3Aj6ht6jhnetfdcjyjpwduns4rgqnxdq7slbrn4hjv5yiemt4skygq%3A3%3A10%3A10285/@@named=/tinyproxy.conf
> 
> (which is served using the proxy to a local node)
> 
> or
> 
> http://198.186.190.244/tinyproxy.conf
> 
> That's with a filter of:
> 
> root at introducer1:~# more /etc/tinyproxy.filter 
> /file/*
> 
> Then just whomp in a filecap and it should work.  The first question
> is whether there are other ways to get at the backend full web server
> functionality under /file/
> 
> So I think that'd work as a way to expose files for download.
> I wanted to explictly prohibit dirs since tahoe has more web logic
> enabled about what to do with a directory.
> 
> For running as a service (commerical or otherwise), if every cluster
> had their own proxy and every cluster only had one user (until accounting
> comes to LAFS), cost accounting should be doable with traffic accounting.
> 
> In a federated way one could also have local web proxies to local
> tahoe processes and do DNS round robin or more sophisticated load
> balancing to make data available.
> 
> Criticism and warnings as to the vulnerabilies of tinyproxy or the 
> setup are invited and welcome, or suggestions for alternative low-memory 
> proxies. 
> 
> Avi

I haven't used it yet, but I think Comrade Nathan's own nginx-based
Tahoe-LAFS Restrictive Proxy Gateway is just what you're looking for:
https://bitbucket.org/nejucomo/lafs-rpg

~leif
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