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# a generic module for dhcp queries and commands
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# a seperate class should be created for each type of dhcp class
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module DHCP
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# There has been a problem with the gateway transport or the data
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# we received does not make sense
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class DHCPError < RuntimeError
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end
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# This class models the DHCP subnets within the organisation
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# After initialisation individual subnets can be referenced by
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# dhcp = DHCP::Server.new([subnet1, subnet2, ...], :user => xxx, :password => xxx)
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# mac = dhcp["172.29.216.0"]["172.29.216.33"]
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class Server < Hash
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def initialize(scopes)
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# get scope data
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# this includes ip, mac address etc
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scopes.each do |scope|
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self[scope] = nil
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loadScopeData Subnet.find_by_number(scope).map {|s| s.number, s.dhcpServer}
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end
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end
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# delete the reservation for a host
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# where host is a host model
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def delReservation(host)
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end
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# creates the reservation for this host
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# where host is a host model
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def setReservationFor(host)
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end
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private
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# get a list of all scopes the dhcp server supports
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def loadScopes
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end
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# loads all scope reservations into cache
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def loadScopeData server, scopeIpAddress
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RAILS_DEFAULT_LOGGER.debug "Loading scope: " + scopeIpAddress
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end
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# returnis reservation details
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def getDetails ip
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RAILS_DEFAULT_LOGGER.debug "Loading DHCP settings for IP: " + ip
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end
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# flush our cache for this server
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# memcache should be the default cacher
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def flush
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end
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def delRecordFor(scopeIpAddress, ip)
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end
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def setRecordFor(scopeIpAddress, ip, hostname, mac, bootServer=nil, bootFile=nil, model=nil)
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end
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end
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end
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