cookbooks.rake

namespace(:cookbooks) do
  desc "make per-cookbook branches from the opscode cookbook repository"
  task(:branch) do
    Dir.glob("*").select {|x| FileTest.directory?(x) }.each do |path|
      `git checkout master`
      `git branch -D #{path}`
      `git checkout -b #{path}`
      `git filter-branch --tree-filter \
      'rm -rf .gitignore #{Dir.glob("*").reject {|x| x == path}.join(" ")}' \
      --prune-empty HEAD`
      `rm -rf .git/refs/original`
      `git reset --hard HEAD`
      `git push -f origin #{path}`
    end
    `git checkout master`
    `git gc --aggressive`
    `git prune`
  end

  desc "add an opscode cookbook as a branch in this chef repo"
  task(:add, :cookbook) do |_,a|
    `git checkout -b #{a.cookbook}`
    `git merge -s ours --no-commit cookbooks/#{a.cookbook}`
    `git read-tree --prefix=cookbooks/ -u cookbooks/#{a.cookbook}`
    `git commit -m "Merge cookbooks/#{a.cookbook}"`
  end

  desc "pull an opscode cookbook's updates into our branch"
  task(:update, :cookbook) do |_,a|
    `git checkout #{a.cookbook} && \
     git pull -s subtree cookbooks #{a.cookbook}`
  end
end