Class: CookbookBump::Bump

Inherits:
Chef::Knife
  • Object
show all
Defined in:
lib/cookbook-bump/bump.rb

Constant Summary collapse

TYPE_INDEX = 
{ "major" => 0, "minor" => 1, "patch" => 2 }

Instance Method Summary collapse

Instance Method Details

#find_git_repo(cookbook_path, cookbook) ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 89

def find_git_repo(cookbook_path, cookbook)
  loader = ::Chef::CookbookLoader.new(cookbook_path)
  cookbook_dir = loader[cookbook].root_dir
  full_path = cookbook_dir.split(File::SEPARATOR)
  (full_path.length - 1).downto(0) do |search_path_index|
    git_config = File.join(full_path[0..search_path_index] + [".git", "config"])
    if File.exist?(git_config)
      return File.join(full_path[0..search_path_index])
    end
  end
  ui.fatal("Unable to find a git repo for this cookbook.")
end

#get_tags(cookbook_path, cookbook) ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 75

def get_tags(cookbook_path, cookbook)
  git_repo = find_git_repo(cookbook_path, cookbook)
  g = Grit::Repo.new(git_repo)
  if g.config["remote.origin.url"].split(File::SEPARATOR).last.scan(cookbook).size > 0
    ui.confirm("I found a repo at #{git_repo} - do you want to tag it?")
  else
    ui.confirm("I didn't find a repo with a name like #{cookbook}.  I did find #{git_repo} - are you sure you want to tag it?")
  end
  g.tags.map { |t| t.name }
end

#get_version(cookbook_path, cookbook) ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 70

def get_version(cookbook_path, cookbook)
  loader = ::Chef::CookbookLoader.new(cookbook_path)
  return loader[cookbook].version
end

#patch(cookbook_path, cookbook, type) ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 50

def patch(cookbook_path, cookbook, type)
  t = TYPE_INDEX[type]
  current_version = get_version(cookbook_path, cookbook).split(".").map{|i| i.to_i}
  bumped_version = current_version.clone
  bumped_version[t] = bumped_version[t] + 1
  metadata_file = File.join(cookbook_path, cookbook, "metadata.rb")
  old_version = current_version.join('.')
  new_version = bumped_version.join('.') 
  update_metadata(old_version, new_version, metadata_file)
  ui.msg("Bumping #{type} level of the #{cookbook} cookbook from #{old_version} to #{new_version}")
end

#run ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 14

def run
  
  self.config = Chef::Config.merge!(config)
  if config.has_key?(:cookbook_path)
    cookbook_path = config["cookbook_path"]
  else
    ui.fatal "No default cookbook_path; Specify with -o or fix your knife.rb."
    show_usage
    exit 1
  end
  
  if name_args.size == 0
    show_usage
    exit 0
  end

  unless name_args.size == 2
    ui.fatal "Please specify the cookbook whose version you which to bump, and the type of bump you wish to apply."
    show_usage
    exit 1
  end

  unless TYPE_INDEX.has_key?(name_args.last.downcase)
    ui.fatal "Sorry, '#{name_args.last}' isn't a valid bump type.  Specify one of 'major', 'minor' or 'patch'"
    show_usage
    exit 1
  end
  cookbook = name_args.first
  patch_type = name_args.last
  cookbook_path = Array(config[:cookbook_path]).first

  patch(cookbook_path, cookbook, patch_type)

end

#tag ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 86

def tag
end

#update_metadata(old_version, new_version, metadata_file) ⇒ Object 



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# File 'lib/cookbook-bump/bump.rb', line 62

def update_metadata(old_version, new_version, metadata_file)
  open_file = File.open(metadata_file, "r")
  body_of_file = open_file.read
  open_file.close
  body_of_file.gsub!(old_version, new_version)
  File.open(metadata_file, "w") { |file| file << body_of_file }
end