.git/AWSDevTools/aws/dev_tools.rb

irb(main):003:0> require 'openssl'
=> false
irb(main):004:0> require 'aws/elastic_beanstalk_config'
LoadError: cannot load such file -- aws/elastic_beanstalk_config
        from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require'
        from /usr/local/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require'
        from (irb):4
        from /usr/local/bin/irb:12:in `<main>'
irb(main):005:0>
irb(main):006:0* module AWS
irb(main):007:1>   module DevTools
irb(main):008:2>
irb(main):009:2*     @@beanstalk_config = nil
irb(main):010:2>     def beanstalk_config
irb(main):011:3>       @@beanstalk_config ||= ElasticBeanstalkConfig.new(Dir.pwd)
irb(main):012:3>     end
irb(main):013:2>     module_function :beanstalk_config
irb(main):014:2>
irb(main):015:2*     def commit_exists?(commit)
irb(main):016:3>       id = %x{git rev-parse #{commit}}.strip
irb(main):017:3>       $?.exitstatus == 0
irb(main):018:3>     end
irb(main):019:2>     module_function :commit_exists?
irb(main):020:2>
irb(main):021:2*     def git_object_type(commit)
irb(main):022:3>       %x{git cat-file -t #{commit}}.strip
irb(main):023:3>     end
irb(main):024:2>     module_function :git_object_type
irb(main):025:2>
irb(main):026:2*     def commit_id(commit)
irb(main):027:3>       commit ||= "HEAD"
irb(main):028:3>       id = %x{git rev-parse #{commit}}.strip
irb(main):029:3>       unless "commit" == (type = git_object_type(commit))
irb(main):030:4>         raise "#{commit} is a #{type}, and the value of --commit must refer to a commit"
irb(main):031:4>       end
irb(main):032:3>       raise "Unable to find revision #{commit}" unless $? == 0
irb(main):033:3>       id
irb(main):034:3>     end
irb(main):035:2>     module_function :commit_id
irb(main):036:2>
irb(main):037:2*     def host()
irb(main):038:3>       beanstalk_config.dev_tools_endpoint.split(":")[0]
irb(main):039:3>     end
irb(main):040:2>     module_function :host
irb(main):041:2>
irb(main):042:2*     def port()
irb(main):043:3>       beanstalk_config.dev_tools_endpoint.split(":")[1]
irb(main):044:3>     end
irb(main):045:2>     module_function :port
irb(main):046:2>
irb(main):047:2*     def repo()
irb(main):048:3>       beanstalk_config.application_name
irb(main):049:3>     end
irb(main):050:2>     module_function :repo
irb(main):051:2>
irb(main):052:2*     def headers(date)
irb(main):053:3>       [date, beanstalk_config.region, "devtools", "aws4_request"]
irb(main):054:3>     end
irb(main):055:2>     module_function :headers
irb(main):056:2>
irb(main):057:2*     def to_hex(str)
irb(main):058:3>       str.to_s.unpack("H*").first
irb(main):059:3>     end
irb(main):060:2>     module_function :to_hex
irb(main):061:2>
irb(main):062:2*     def sha256(str)
irb(main):063:3>       OpenSSL::Digest.hexdigest("sha256", str)
    end
irb(main):064:3>     end
irb(main):065:2>     module_function :sha256
irb(main):066:2>
irb(main):067:2*     def hmac(d,s)
irb(main):068:3>       OpenSSL::HMAC.digest(OpenSSL::Digest.new("sha256"), s, d)
irb(main):069:3>     end
irb(main):070:2>     module_function :hmac
irb(main):071:2>
irb(main):072:2*     def environment()
irb(main):073:3>       current_branch = %x(git rev-parse --abbrev-ref HEAD)
irb(main):074:3>       raise "Error looking up current branch." unless $? == 0
irb(main):075:3>       current_branch.chomp!
irb(main):076:3>       if (current_branch == "HEAD")
irb(main):077:4>         # HEAD doesn't point to a branch, so we'll fall back to default.
irb(main):078:4*         return nil
irb(main):079:4>       end
irb(main):080:3>       beanstalk_config.branch_mappings[current_branch]
irb(main):081:3>     end
irb(main):082:2>     module_function :environment
irb(main):083:2>
irb(main):084:2*     def signed_uri env, commit
irb(main):085:3>       time = Time.now.utc.strftime("%Y%m%dT%H%M%S")
irb(main):086:3>       date = time[0..7]
irb(main):087:3>
irb(main):088:3*       env ||= environment || beanstalk_config.environment_name
irb(main):089:3>       secret_key = beanstalk_config.secret_access_key
irb(main):090:3>       raise "Unable to find AWS Secret Key. Please run git aws.config to add it." if secret_key.nil? or secret_key.empty?
irb(main):091:3>       access_key = beanstalk_config.access_key_id
irb(main):092:3>       raise "Unable to find AWS Access Key. Please run git aws.config to add it." if access_key.nil? or access_key.empty?
irb(main):093:3>
irb(main):094:3*       path = "/v1/repos/#{to_hex repo}/commitid/#{to_hex(commit_id(commit))}"
irb(main):095:3>       path += "/environment/#{to_hex env}" unless env.nil? || env.empty?
irb(main):096:3>
irb(main):097:3*       request_signature = sha256 "GIT\n#{path}\n\nhost:#{host}\n\nhost\n"
irb(main):098:3>       scope = headers(date).join('/')
irb(main):099:3>       string_to_sign = "AWS4-HMAC-SHA256\n#{time}\n#{scope}\n#{request_signature}"
irb(main):100:3>       pass = to_hex(hmac(string_to_sign,headers(date).inject("AWS4" + secret_key) { |s,i| hmac(i,s) }))
irb(main):101:3>
irb(main):102:3*       endpoint = host
irb(main):103:3>       endpoint += ":#{port}" if port
irb(main):104:3>
irb(main):105:3*       "https://#{access_key}:#{time}Z#{pass}@#{endpoint}#{path}"
irb(main):106:3>     end
irb(main):107:2>     module_function :signed_uri
irb(main):108:2>
irb(main):109:2*   end
irb(main):110:1> end
=> AWS::DevTools
irb(main):111:0>