Fastcgi on vxlabs

Use supervisor to run fastcgi behind nginx.

Sat, 22 Feb 2020 22:36:00 +0200

Previously I wrote how to get the WlzIIPSrv large image server running on webfaction, using lighttpd.

Fast-forward 2.5 years, and I was busy porting the whole site (again), this time from webfaction (acquired by godaddy, who are planning to kill the great webfaction product), along with all of my other websites (including this one that you’re reading), to a fast, self-managed Hetzner VPS in Nuremberg.

I needed to get that exact same WlzIIPSrv large image slice server fastcgi running, but this time behind nginx and preferably without lighttpd.

Setting up FastCGI apps on WebFaction

Tue, 06 Jun 2017 06:58:00 +0000

For the high-resolution orbital slice viewer on the Visible Orbit website, I had to setup wlziipsrv, a fork of the iipsrv large tiled image server. This is a FastCGI app, which means that, unlike a normal CGI which is started up for each request, one runs a number of these processes in daemon mode, and the front-end webserver communicates with them using the fastcgi protocol.

The end-result is this web-based high-resolution image viewer, which you can use to explore several thousands of microsocopic slices of human eyes. This is slice 41 of the S2897L registered set: