Class: Cliaws::Cli::S3

Inherits:
Thor
  • Object
show all
Defined in:
lib/cliaws/cli/s3.rb

Instance Method Summary collapse

Instance Method Details

#buckets ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 12

def buckets
  puts Cliaws.s3.buckets.map {|bucket| bucket.name}
end

#cat(s3_object) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 166

def cat(s3_object)
	print Cliaws.s3.get(s3_object, STDOUT)
	puts
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#create(name) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 19

def create(name)
  Cliaws.s3.bucket(name, true)
end

#delete(name) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 29

def delete(name)
  bucket = Cliaws.s3.bucket(name, false)
  exit 1 if bucket.nil?
  bucket.delete(options[:force])
end

#get(s3_object, local_path = nil) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 178

def get(s3_object, local_path=nil)
	out = if local_path then
					File.open(local_path, "wb")
				else
					STDOUT
				end

	Cliaws.s3.get(s3_object, out)
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#grant(thing, who, *permissions) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 218

def grant(thing, who, *permissions)
  who = case who
        when /^AllUsers$/i
          "http://acs.amazonaws.com/groups/global/AllUsers"
        when /^AuthenticatedUsers$/i
          "http://acs.amazonaws.com/groups/global/AuthenticatedUsers"
        else
          who
        end
  Cliaws.s3.grant(thing, who => permissions.map {|perm| perm.gsub('-', '_')})
  grants(thing)
end

#grants(thing) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 200

def grants(thing)
  result = Cliaws.s3.grants(thing).inject(Hash.new) do |memo, grant|
    memo[grant.to_s] = grant.perms
    memo
  end

  result = {thing => result}.to_yaml
  puts result
end

#head(s3_object) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 191

def head(s3_object)
	puts Cliaws.s3.head(s3_object).to_yaml
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#list(prefix = "") ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 64

def list(prefix="")
	puts Cliaws.s3.list(prefix)
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#put(*args) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 94

def put(*args)
	paths = args
	s3_object = paths.pop

	single_put_mapper = lambda do |source, s3_path|
		raise ArgumentError, "Writing directly from STDIN is forbidden when STDIN's size is unknown.  The RightAws library will write a zero-byte file to Amazon's servers." unless source.respond_to?(:lstat) || source.respond_to?(:size)
		s3_path
	end

	multi_put_mapper  = lambda do |source, s3_path|
		if source.respond_to?(:path) then
			File.join(s3_path, File.basename(source.path))
		else
			raise ArgumentError, "Cannot write to a directory when one or more sources are not files: #{source.inspect}"
		end
	end

	if options[:data] && !paths.empty? then
		raise ArgumentError, "Cannot specify both --data and filename(s) to send."
	elsif options[:data] then
		sources = [StringIO.new(options[:data])]
		mapper  = single_put_mapper
	elsif paths == ["-"] then
		sources = [STDIN]
		mapper  = single_put_mapper
	else
		targets = paths.map {|filename| filename.to_s}
		case targets.length
		when 0
			sources = [STDIN]
			mapper  = single_put_mapper
		when 1
			sources = targets.map {|target| File.open(target, "rb")}
			mapper  = single_put_mapper
		else
			sources = targets.map {|target| File.open(target, "rb")}
			mapper  = multi_put_mapper
		end
	end

	sources.each do |source|
		target = mapper.call(source, s3_object)
		if source.respond_to?(:path) then
			puts "#{source.path} => #{target}"
		else
			puts "STDIN => #{target}"
		end

		Cliaws.s3.put(source, target)
	end
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#revoke(thing, who, *permissions) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 240

def revoke(thing, who, *permissions)
  who = case who
        when /^AllUsers$/i
          "http://acs.amazonaws.com/groups/global/AllUsers"
        when /^AuthenticatedUsers$/i
          "http://acs.amazonaws.com/groups/global/AuthenticatedUsers"
        else
          who
        end
  Cliaws.s3.grant(thing, who => permissions.map {|perm| perm.gsub('_', '-')})
  grants(thing)
end

#rm(*paths) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 153

def rm(*paths)
	paths.each do |path|
		puts "rm #{path}"
		Cliaws.s3.rm(path)
	end
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#touch(s3_object) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 75

def touch(s3_object)
	Cliaws.s3.put("", s3_object)
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end

#url(s3_object) ⇒ Object 



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# File 'lib/cliaws/cli/s3.rb', line 38

def url(s3_object)
	puts Cliaws.s3.url(s3_object)
rescue Cliaws::S3::UnknownBucket
	abort "Could not find bucket named #{$!.bucket_name}"
end