bdb/examples/replication.rb
2009-11-24 09:38:53 -08:00

30 lines
572 B
Ruby

require 'rubygems'
require 'bdb/database'
require 'fileutils'
role = ARGV.shift || 'client'
MASTER = 'localhost:8888'
CLIENT = 'localhost:9999'
DIR = "/tmp/#{role}"
FileUtils.rmtree DIR
FileUtils.mkdir DIR
puts "Starting #{role}..."
Bdb::Environment.replicate DIR, :from => MASTER, :to => CLIENT, :host => role == 'master' ? MASTER : CLIENT
db = Bdb::Database.new('foo', :path => DIR)
loop do
100.times do |i|
if role == 'master'
db.set(i, db[i].to_i + 1)
puts "#{i}: #{db[i]}"
else
puts "#{i}: #{db[i]}"
end
sleep 0.1
end
end