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class Proxy::DhcpApi < ::Sinatra::Base
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extend Proxy::DHCP::DependencyInjection
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helpers ::Proxy::Helpers
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authorize_with_trusted_hosts
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authorize_with_ssl_client
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use Rack::MethodOverride
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inject_attr :dhcp_provider, :server
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before do
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begin
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server.load_subnets
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rescue => e
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log_halt 400, e
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end
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end
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helpers do
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def load_subnet
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@subnet = server.find_subnet(params[:network])
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log_halt 404, "Subnet #{params[:network]} not found" unless @subnet
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@subnet
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end
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def load_subnet_data
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server.load_subnet_data(@subnet)
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end
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end
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get "/?" do
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begin
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content_type :json
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server.subnets.map{|s| {:network => s.network, :netmask => s.netmask, :options => s.options}}.to_json
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rescue => e
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log_halt 400, e
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end
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end
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get "/:network" do
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begin
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load_subnet
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load_subnet_data
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content_type :json
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{:reservations => server.all_hosts(@subnet.network), :leases => server.all_leases(@subnet.network)}.to_json
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rescue => e
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log_halt 400, e
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end
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end
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get "/:network/unused_ip" do
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begin
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content_type :json
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load_subnet
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load_subnet_data
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{:ip => server.unused_ip(@subnet, params[:mac], params[:from], params[:to])}.to_json
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rescue => e
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log_halt 400, e
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end
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end
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get "/:network/:record" do
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begin
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content_type :json
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load_subnet
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load_subnet_data
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record = server.find_record(@subnet.network, params[:record])
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log_halt 404, "Record #{params[:network]}/#{params[:record]} not found" unless record
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record.options.to_json
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rescue => e
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log_halt 400, e
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end
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end
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# create a new record in a network
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post "/:network" do
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begin
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load_subnet
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load_subnet_data
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content_type :json
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# NOTE: sinatra overwrites params[:network] (required by add_record call) with the :network url parameter
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server.add_record(params)
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rescue Proxy::DHCP::Collision => e
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log_halt 409, e
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rescue Proxy::DHCP::AlreadyExists # rubocop:disable Lint/HandleExceptions
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# no need to do anything
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rescue => e
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log_halt 400, e
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end
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end
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# delete a record from a network
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delete "/:network/:record" do
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begin
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load_subnet
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load_subnet_data
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record = server.find_record(@subnet.network, params[:record])
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log_halt 404, "Record #{params[:network]}/#{params[:record]} not found" unless record
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server.del_record @subnet, record
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rescue Proxy::DHCP::InvalidRecord
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log_halt 404, "Record #{params[:network]}/#{params[:record]} not found"
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rescue Exception => e
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log_halt 400, e
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end
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end
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end
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