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Contents
#
# Copyright (c) 2011 RightScale Inc
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
module RightSupport::Net::LB
class RoundRobin
def initialize(options ={})
@endpoints = []
@counter = rand(0xffff)
end
def set_endpoints(endpoints)
@endpoints = endpoints
end
def next
@counter += 1
[ @endpoints[@counter % @endpoints.size], false ] unless @endpoints.empty?
end
def good(endpoint, t0, t1)
#no-op; round robin does not care about failures
end
def bad(endpoint, t0, t1)
#no-op; round robin does not care about failures
end
def health_check(endpoint)
#no-op; round robin does not perform health checks
true
end
end
end
Version data entries
84 entries across 84 versions & 1 rubygems