Plugin metadata repository

[tagomoris]

Feature request for fluentd.org & fluentd itself, to:

• collect plugin list and its gemspec (fluentd.org)
• parse gemspec and show type_* list and provide its metadata by JSON (fluentd.org)
• parse configuration file and refer these json from fluentd.org
• install plugins needed in configuration file

[frsyuki]

👍 Sounds nice to have it.

I think fluentd should not install plugins automatically. it's good idea to suggest plugin names to users.
Because, if your servers depend on the API server to install plugins, and the API server is down, you can't boot new servers. I had this problem with RubyGems.org before.

I created a document generator for plugins (like RubyDoc or JavaDoc).
https://gist.github.com/frsyuki/6472292
But this code has a security problem: it calls eval...