module Msf

##
#
# This module defines all of the DB database tables
# and creates ActiveRecord objects for each one of them
#
##

class DBManager

class Lock
	@@mutex = Mutex.new
	def self.mutex
		@@mutex
	end
end


# ActiveRecord/sqlite3 has locking issues when you update a table with a pending select
# This set of instance/class wrappers should prevent a table lock
# Straight up gangsta from spoon (ripped from BION)
module DBSave

	def self.included(mod)
		class << mod
			def find(*args)
				ActiveRecord::Base.connection_pool.clear_stale_cached_connections!
				Lock.mutex.synchronize do
					super(*args)
				end
			end

			def save(*args)
				ActiveRecord::Base.connection_pool.clear_stale_cached_connections!
				Lock.mutex.synchronize do
					super(*args)
				end
			end

		end
	end

end

# Host object definition
class Host < ActiveRecord::Base
	include DBSave
	has_many :services
	has_many :clients
	has_many :vulns
end

class Client < ActiveRecord::Base
	include DBSave
	belongs_to :host

	def host
		Host.find(:first, :conditions => [ "id = ?", host_id ])
	end
end

# Service object definition
class Service < ActiveRecord::Base
	include DBSave
	has_many :vulns
	belongs_to :host

	def host
		Host.find(:first, :conditions => [ "id = ?", host_id ])
	end
end

# Vuln object definition
class Vuln < ActiveRecord::Base
	include DBSave
	belongs_to :host
	belongs_to :service
	has_and_belongs_to_many :refs, :join_table => :vulns_refs

	def service
		Service.find(:first, :conditions => [ "id = ?", service_id ])
	end

	def host
		Host.find(:first, :conditions => [ "id = ?", host_id ])
	end
end

# Reference object definition
class Ref < ActiveRecord::Base
	include DBSave
	has_and_belongs_to_many :vulns, :join_table => :vulns_refs
end

# Reference object definition
class VulnRefs < ActiveRecord::Base
	set_table_name 'vulns_refs'
	include DBSave
end


# Service object definition
class Note < ActiveRecord::Base
	include DBSave
	belongs_to :host

	def host
		Host.find(:first, :conditions => [ "id = ?", host_id ])
	end
end


# WMAP Request object definition
class Request < ::ActiveRecord::Base
	include DBSave
	# Magic.
end

# WMAP Target object definition
class Target < ::ActiveRecord::Base
	include DBSave
	# Magic.
end


end
end