Class: AddSessionTable

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
db/migrate/20110317144932_add_session_table.rb

Defined Under Namespace

Classes: Event, Session, SessionEvent

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



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# File 'db/migrate/20110317144932_add_session_table.rb', line 106

def self.down
	drop_table :sessions
	drop_table :session_events
end

.up ⇒ Object 



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# File 'db/migrate/20110317144932_add_session_table.rb', line 16

def self.up

		create_table :sessions do |t|
			t.integer :host_id

			t.string  :stype       # session type: meterpreter, shell, etc
			t.string  :via_exploit # module name 
			t.string  :via_payload # payload name
			t.string  :desc        # session description
			t.integer :port
			t.string  :platform    # platform type of the remote system
			t.string  :routes

			t.text    :datastore   # module's datastore

			t.timestamp :opened_at, :null => false
			t.timestamp :closed_at

			t.string :close_reason
		end

		create_table :session_events do |t|
			t.integer :session_id

			t.string  :etype # event type: command, output, upload, download, filedelete
			t.binary  :command
			t.binary  :output
			t.string  :remote_path
			t.string  :local_path

			t.timestamp :created_at
		end

		#
		# Migrate session data from events table
		#

		close_events = Event.find_all_by_name("session_close")
		open_events  = Event.find_all_by_name("session_open")

		command_events  = Event.find_all_by_name("session_command")
		output_events   = Event.find_all_by_name("session_output")
		upload_events   = Event.find_all_by_name("session_upload")
		download_events = Event.find_all_by_name("session_download")

		open_events.each do |o|
			c = close_events.find { |e| e.info[:session_uuid] == o.info[:session_uuid] }

			s = Session.new(
				:host_id => o.host_id,
				:stype => o.info[:session_type],
				:via_exploit => o.info[:via_exploit],
				:via_payload => o.info[:via_payload],
				:datastore => o.info[:datastore],
				:opened_at => o.created_at
			)

		if c
 			s.closed_at = c.created_at
				s.desc = c.info[:session_info]
			else
				# couldn't find the corresponding close event
				s.closed_at = s.opened_at
				s.desc = "?"
			end

			uuid = o.info[:session_uuid]

			command_events.select { |e| e.info[:session_uuid] == uuid }.each do |e|
				s.events.build(:created_at => e.created_at, :etype => "command", :command => e.info[:command] )
			end

			output_events.select { |e| e.info[:session_uuid] == uuid }.each do |e|
				s.events.build(:created_at => e.created_at, :etype => "output", :output => e.info[:output] )
			end

			upload_events.select { |e| e.info[:session_uuid] == uuid }.each do |e|
				s.events.build(:created_at => e.created_at, :etype => "upload", :local_path => e.info[:local_path], :remote_path  => e.info[:remote_path] )
			end

			download_events.select { |e| e.info[:session_uuid] == uuid }.each do |e|
				s.events.build(:created_at => e.created_at, :etype => "download", :local_path => e.info[:local_path], :remote_path  => e.info[:remote_path] )
			end

			s.events.sort_by(&:created_at)

			s.save!
		end
end