RbBCC

RbBCC is a port of BCC in MRI. See iovisor project page.

Movie

This gem requires libbcc.so. Please install it following BCC's instruction.

Installation

Add this line to your application's Gemfile:

gem 'rbbcc'

And then execute:

$ bundle

Or install it yourself as:

$ gem install rbbcc

Usage

require 'rbbcc' 

code = "int kprobe__sys_clone(void *ctx)\n{\n  bpf_trace_printk(\"Hello, World!\\\\n\");\n  return 0;\n}\n"
RbBCC::BCC.new(text: code).trace_print

See examples (both in rbbcc and BCC)

Development

After checking out the repo, run bin/setup to install dependencies. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/udzura/rbbcc.