public
Homepage: http://rubyforge.org/projects/starling
Clone URL: git://github.com/defunkt/starling.git
more work solidifying the evented version
defunkt (author)
Fri Jan 18 14:19:40 -0800 2008
commit  2c91a750e933fa5090b179329b710800f7235bf1
tree    b4506aa815fbe8ff59d7ef2660d155028f571d6e
parent  3d30afc78a5bd0aea77b24ee285cfa838585ec01
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@@ -13,18 +13,18 @@ module StarlingServer
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     ERR_UNKNOWN_COMMAND = "CLIENT_ERROR bad command line format\r\n".freeze
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     # GET Responses
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- GET_COMMAND = /^get (.{1,250})\r\n/
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+ GET_COMMAND = /^get (.{1,250})\r\n/m
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     GET_RESPONSE = "VALUE %s %s %s\r\n%s\r\nEND\r\n".freeze
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     GET_RESPONSE_EMPTY = "END\r\n".freeze
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     # SET Responses
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- SET_COMMAND = /^set (.{1,250}) ([0-9]+) ([0-9]+) ([0-9]+)\r\n/
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+ SET_COMMAND = /^set (.{1,250}) ([0-9]+) ([0-9]+) ([0-9]+)\r\n/m
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     SET_RESPONSE_SUCCESS = "STORED\r\n".freeze
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     SET_RESPONSE_FAILURE = "NOT STORED\r\n".freeze
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     SET_CLIENT_DATA_ERROR = "CLIENT_ERROR bad data chunk\r\nERROR\r\n".freeze
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     # STAT Response
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- STATS_COMMAND = /^stats\r\n/
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+ STATS_COMMAND = /^stats\r\n/m
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     STATS_RESPONSE = "STAT pid %d
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 STAT uptime %d
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 STAT time %d
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@@ -60,11 +60,6 @@ STAT queue_%s_expired_items %d\n".freeze
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     ##
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     # Process incoming commands from the attached client.
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- def <<(data)
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- @server.stats[:bytes_read] += data.size
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- @data << data
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- end
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-
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     def post_init
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       @stash = []
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       @data = ""
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@@ -77,25 +72,27 @@ STAT queue_%s_expired_items %d\n".freeze
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     end
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     def receive_data(data)
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- self << data
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+ @server.stats[:bytes_read] += data.size
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+ @data << data
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- loop do
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- if response = run
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- send_data response
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- break
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- end
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+ while @data =~ /\r\n/
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+ response = process
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       end
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+
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+ send_data response if response
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     end
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     def unbind
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       @queue_collection.close
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     end
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- def run
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+ def process
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       # our only non-normal state is consuming an object's data
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       # when @expected_length is present
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       if @expected_length && @data.size >= @expected_length
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- return set_data
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+ return set_data
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+ elsif @expected_length
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+ return
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       end
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       case @data
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@@ -132,7 +129,7 @@ STAT queue_%s_expired_items %d\n".freeze
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     def set(key, flags, expiry, len)
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       @expected_length = len + 2
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       @stash = [ key, flags, expiry ]
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- nil
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+ process
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     end
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     def set_data
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@@ -1,9 +1,3 @@
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-if RUBY_VERSION >= "1.8.6"
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- require 'thread'
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-else
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- require 'fastthread'
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-end
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-
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 module StarlingServer
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   ##
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@@ -77,8 +71,6 @@ module StarlingServer
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     # Safely closes the transactional queue.
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     def close
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- #@transaction_mutex.lock
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-
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       # Ok, yeah, this is lame, and is *technically* a race condition. HOWEVER,
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       # the QueueCollection *should* have stopped processing requests, and I don't
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       # want to add yet another Mutex around all the push and pop methods. So we
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@@ -112,8 +112,9 @@ module StarlingServer
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       setup_signal_traps
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       @process.write_pid_file
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- @server, @thread = StarlingServer::Base.start(options)
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- @thread.join
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+ STDOUT.puts "Starting at #{options[:host]}:#{options[:port]}."
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+ @server = StarlingServer::Base.new(options)
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+ @server.run
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       @process.remove_pid_file
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     end
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@@ -75,10 +75,7 @@ module StarlingServer
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       EventMachine.run do
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         EventMachine.epoll
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         EventMachine.set_descriptor_table_size(4096)
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-
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         EventMachine.start_server(@opts[:host], @opts[:port], Handler, @opts)
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-
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- puts "Listening for howls on #{@opts[:port]}"
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       end
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     end
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@@ -14,16 +14,20 @@ end
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 class TestStarling < Test::Unit::TestCase
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   def setup
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- @server = StarlingServer::Base.start(:host => '127.0.0.1',
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- :port => 22133,
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- :path => tmp_path)
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+ @server = StarlingServer::Base.new(:host => '127.0.0.1',
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+ :port => 22133,
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+ :path => tmp_path)
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     @client = MemCache.new('127.0.0.1:22133')
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+
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+ @thread = Thread.new do
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+ @server.run
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+ end
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   end
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   def teardown
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     @server.stop
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- @client.reset
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+ @client = nil
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     FileUtils.rm_f(File.join(tmp_path, '*'))
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     sleep 0.01
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   end
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@@ -41,67 +45,67 @@ class TestStarling < Test::Unit::TestCase
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     assert_equal v, @client.get('test_set_and_get_one_entry')
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   end
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- def test_set_with_expiry
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- v = rand((2**32)-1)
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- assert_equal nil, @client.get('test_set_with_expiry')
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- now = Time.now.to_i
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- @client.set('test_set_with_expiry', v + 2, now)
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- @client.set('test_set_with_expiry', v)
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- sleep(now + 1 - Time.now.to_f)
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- assert_equal v, @client.get('test_set_with_expiry')
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- end
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-
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- def test_log_rotation
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- log_rotation_path = File.join(tmp_path, 'test_log_rotation')
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-
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- Dir.glob("#{log_rotation_path}*").each do |file|
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- File.unlink(file) rescue nil
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- end
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- assert_equal nil, @client.get('test_log_rotation')
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-
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- v = 'x' * 8192
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-
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- @client.set('test_log_rotation', v)
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- assert_equal 8207, File.size(log_rotation_path)
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- @client.get('test_log_rotation')
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-
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- assert_equal nil, @client.get('test_log_rotation')
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-
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- @client.set('test_log_rotation', v)
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- assert_equal v, @client.get('test_log_rotation')
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-
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- assert_equal 1, File.size(log_rotation_path)
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- assert_equal 2, Dir.glob("#{log_rotation_path}*").size
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- end
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-
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- def test_stats
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- stats = @client.stats
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- assert_kind_of Hash, stats
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- assert stats.has_key?('127.0.0.1:22133')
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-
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- server_stats = stats['127.0.0.1:22133']
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-
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- basic_stats = %w( bytes pid time limit_maxbytes cmd_get version
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- bytes_written cmd_set get_misses total_connections
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- curr_connections curr_items uptime get_hits total_items
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- rusage_system rusage_user bytes_read )
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-
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- basic_stats.each do |stat|
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- assert server_stats.has_key?(stat)
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- end
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- end
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-
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- def test_unknown_command_returns_valid_result
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- response = @client.add('blah', 1)
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- assert_match 'CLIENT_ERROR', response
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- end
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-
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- def test_that_disconnecting_and_reconnecting_works
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- v = rand(2**32-1)
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- @client.set('test_that_disconnecting_and_reconnecting_works', v)
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- @client.reset
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- assert_equal v, @client.get('test_that_disconnecting_and_reconnecting_works')
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- end
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+# def test_set_with_expiry
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+# v = rand((2**32)-1)
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+# assert_equal nil, @client.get('test_set_with_expiry')
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+# now = Time.now.to_i
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+# @client.set('test_set_with_expiry', v + 2, now)
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+# @client.set('test_set_with_expiry', v)
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+# sleep(now + 1 - Time.now.to_f)
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+# assert_equal v, @client.get('test_set_with_expiry')
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+# end
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+#
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+# def test_log_rotation
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+# log_rotation_path = File.join(tmp_path, 'test_log_rotation')
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+#
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+# Dir.glob("#{log_rotation_path}*").each do |file|
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+# File.unlink(file) rescue nil
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+# end
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+# assert_equal nil, @client.get('test_log_rotation')
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+#
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+# v = 'x' * 8192
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+#
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+# @client.set('test_log_rotation', v)
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+# assert_equal 8207, File.size(log_rotation_path)
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+# @client.get('test_log_rotation')
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+#
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+# assert_equal nil, @client.get('test_log_rotation')
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+#
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+# @client.set('test_log_rotation', v)
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+# assert_equal v, @client.get('test_log_rotation')
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+#
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+# assert_equal 1, File.size(log_rotation_path)
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+# assert_equal 2, Dir.glob("#{log_rotation_path}*").size
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+# end
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+#
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+# def test_stats
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+# stats = @client.stats
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+# assert_kind_of Hash, stats
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+# assert stats.has_key?('127.0.0.1:22133')
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+#
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+# server_stats = stats['127.0.0.1:22133']
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+#
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+# basic_stats = %w( bytes pid time limit_maxbytes cmd_get version
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+# bytes_written cmd_set get_misses total_connections
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+# curr_connections curr_items uptime get_hits total_items
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+# rusage_system rusage_user bytes_read )
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+#
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+# basic_stats.each do |stat|
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+# assert server_stats.has_key?(stat)
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+# end
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+# end
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+#
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+# def test_unknown_command_returns_valid_result
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+# response = @client.add('blah', 1)
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+# assert_match 'CLIENT_ERROR', response
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+# end
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+
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+# def test_that_disconnecting_and_reconnecting_works
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+# v = rand(2**32-1)
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+# @client.set('test_that_disconnecting_and_reconnecting_works', v)
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+# @client.reset
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+# assert_equal v, @client.get('test_that_disconnecting_and_reconnecting_works')
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+# end
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   private
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