Hi Sam, Thank you so much. I am now seeing Podling Roster pages on my whimsy.local!
Regards, Dave > On Apr 25, 2019, at 3:37 PM, Sam Ruby <ru...@intertwingly.net> wrote: > > Background: due to a number of unfortunate choices by the brew team, that > tool is no longer as helpful as it used to be for installing Ruby or Apache > httpd. Shane and Dave Fischer are working through this with rbenv, a journey > that is made more difficult because they don't know how these parts of of the > system fit together. > > So, a quick brain dump. First an easy observation: ruby packages are called > gems. Ruby gems may have executables (bundler being an example). Gems are > maintained on a per-minor version of Ruby basis, meaning that upgrading from > 2.3.1 to 2.3.2 doesn't require you to install new gems, but upgrading to > 2.5.1 does. > > Running the 'gem env' will tell you everything you need to know about the > paths that are used. In practice, none of that matters. What matters is > that 'gem' command is an executable and at any point in time is associated > with a given version of Ruby. If that version of Ruby is different than the > version that is used by the 'ruby' command or passenger, then you will > experience issues. Issues like not being able to find the bundler gem when > you know darn well that you installed it. > > rbenv manages this by creating shells or binstubs: small scripts that wrap > each command. To use rbenv correctly means adding the rbenv directory to > your path. Reading that part of the rbenv documentation is critical. Get > the path right, everything else works. Get the path wrong, and bad things > happen. > > Once you have a webserver up and running, whimsy endpoints are helpful. The > first is: > > https://whimsy.apache.org/test.cgi?debug > > This runs ruby as a CGI script, which is quite different than running ruby as > a passenger/sinatra/rack application. To see the equivalent for such > applications, go to: > > https://whimsy.apache.org/racktest/ > > Obviously, adjust the hostname to match your host. Perhaps 127.0.0.1, or (if > you have configured it in your /etc/hosts and Apache configuration) > whimsy.local. > > - Sam Ruby
