Skeletor of integrating em-bitcoin with sharpcoin.

The server process actually runs now(!) - although it does nothing
useful.

lib/sharp-coin.rb

@@ -1,5 +1,2 @@
-require 'sharp-coin/config'
-require 'sharp-coin/db'
-require 'sharp-coin/logging'
 require 'sharp-coin/server'
-require 'sharp-coin/interface'
+

lib/sharp-coin/config.rb

@@ -45,8 +45,20 @@ module SharpCoin
         [telnet_host, telnet_port]
       end
       
+      def bitcoin_host
+        "localhost"
+      end
+      
+      def bitcoin_port
+        8333
+      end
+      
+      def bitcoin_bind
+        [bitcoin_host, bitcoin_port]
+      end
+      
       def db_settings
-        { :adapter => 'sqlite', :database => 'sharp-coin.sqlite' }
+        { :adapter => 'sqlite3', :database => 'sharp-coin.sqlite' }
       end
       
       def db_automigrate?

lib/sharp-coin/db.rb

@@ -1,3 +1,6 @@
+require 'sharp-coin/logging'
+require 'sharp-coin/config'
+
 begin 
   require 'active_record'
 rescue LoadError => err
@@ -5,23 +8,23 @@ rescue LoadError => err
   retry
 end
 
+require 'sqlite3'
+
 module SharpCoin
   module DB
-    include Logging
 
     class << self
-      def setup!
+      def setup!(logger, config = SharpCoin::Config::db_settings)
         ActiveRecord::Base.logger = logger
         ActiveRecord::Base.include_root_in_json = false
         
-        ActiveRecord::Base.establish_connection(Config::db_settings)
+        ActiveRecord::Base.establish_connection(config)
 
          if Config::db_automigrate?
-           log(:info, "Performing automigration")
+           logger.info("Performing automigration")
            ActiveRecord::Migration.verbose = false
            ActiveRecord::Migrator.migrate(File.join(File.dirname(__FILE__), 'db', 'migrations'))
          end
-tup!
 
       end
 

lib/sharp-coin/interface.rb

@@ -1,3 +1,4 @@
+require 'sharp-coin/interface/bitcoin'
 require 'sharp-coin/interface/json-rpc'
 require 'sharp-coin/interface/rest'
 require 'sharp-coin/interface/telnet'

lib/sharp-coin/interface/bitcoin.rb

@@ -1,9 +1,53 @@
+require 'em-bitcoin'
+
+require 'sharp-coin/interface/bitcoin/client_actor'
+require 'sharp-coin/interface/bitcoin/server_actor'
+
 module SharpCoin
   module Interface
-    # Handle communications with other BitCoin peers. We rely on
+
-    # EM::P::BitcoinPeer for much of the heavy lifting.
+    # This is a connection pool for a BitCoin node.
+    # Responsibilities are accepting incoming connections and making outgoing
+    # connections to keep up to date with the block chain and propagate user
+    # transactions.
+    #
     # @author Nick Thomas <nick@lupine.me.uk>
     class Bitcoin
+      class Connection < Struct.new(:sig, :actor)
+      end
+
+      attr_reader :em, :config, :nonce, :server, :connections
+      
+      def self.run(*args)
+        s = new(*args)
+        s.run
+        s
+      end
+      
+      # @param[Module] em EventMachine module
+      # @param[SharpCoin::Config] configuration settings
+      def initialize(em, config)
+        @em = em
+        @config = config
+        @nonce = rand(2**32)
+        @clients = []
+      end
+
+      def run
+        actor = ServerActor.new(self, config)
+        sig = em.start_server(
+          config.bitcoin_host, config.bitcoin_port, EM::P::BitcoinServer, 
+          lambda { ServerActor.new(self, config) }
+        )
+        @server = Connection.new(sig, actor)
+      end
+
+      def stop
+        em.stop_server(@server.sig)
+        @connections.each {|client| em.close_connection(client.sig) }
+      end
+
     end
   end
+
 end

lib/sharp-coin/interface/bitcoin/client_actor.rb

@@ -0,0 +1,18 @@
+module SharpCoin ; module Interface ; class Bitcoin
+
+  # This actor mediates between SharpCoin & other bitcoin nodes when SharpCoin
+  # is acting as a client.
+  #
+  # @author Nick Thomas <nick@lupine.me.uk>
+  class ClientActor
+    attr_reader :node, :config
+
+    # @param[SharpCoin::BTC::Node] node this actor is working for
+    # @param[SharpCoin::Config] config object
+    def initialize(node, config)
+    end
+    
+  end
+
+end ; end ; end
+

lib/sharp-coin/interface/bitcoin/server_actor.rb

@@ -0,0 +1,18 @@
+module SharpCoin ; module Interface ; class Bitcoin
+
+  # This actor mediates between SharpCoin & other bitcoin nodes when SharpCoin
+  # is acting as a server.
+  #
+  # @author Nick Thomas <nick@lupine.me.uk>
+  class ServerActor
+    attr_reader :node, :config
+
+    # @param[SharpCoin::BTC::Node] node this actor is working for
+    # @param[SharpCoin::Config] config object
+    def initialize(node, config)
+    end
+    
+  end
+
+end ; end ; end
+

lib/sharp-coin/server.rb

@@ -1,8 +1,11 @@
 require 'eventmachine'
 require 'thin'
 
+require 'sharp-coin/logging'
+require 'sharp-coin/config'
 require 'sharp-coin/db'
 require 'sharp-coin/interface'
+
 module SharpCoin
   # Beating heart of the SharpCoin application. Sets up all the components
   # according to the config, handles all the events as needed.
@@ -14,9 +17,9 @@ module SharpCoin
     # of SharpCoin to produce a working application.
     # @param[
     def initialize
-      DB::setup!
+      DB::setup!(logger)
     end
-    
+
     # Start the various services off. This should generally be called inside an
     # EM::run { ... } block
     def run
@@ -30,12 +33,7 @@ module SharpCoin
         Interface::Telnet
       )
 
-      @bitcoin_server = EM::start_server(
+      @bitcoin_node = Interface::Bitcoin.run(EM, Config)
-        Config::bitcoin_server_host,
-        Config::bitcoin_server_port,
-        EM::P::BitcoinServer,
-        Config
-      )  
     end
 
     # @return[Boolean] Is this server instance currently running?
@@ -45,10 +43,11 @@ module SharpCoin
     
     # Stop the various services.
     def stop
-      @bitcoin_server.stop
+      @bitcoin_node.stop
-      @http_server.stop
+      EM::stop_server(@http_server)
-      @telnet_server.stop
+      EM::stop_server(@telnet_server)
       @running = false
+      EM::stop
     end
 
   end