servers = [{name: 'dion-direct-01', url: 'dion-direct-01', method: 'ping'},
                {name: 'dion-edge-01', url: 'dion-edge-01', method: 'ping'},
                {name: 'dion-caweb-01', url: 'dion-caweb-01', method: 'ping'},
                {name: 'dion-cadb-01', url: 'dion-cadb-01', method: 'ping'},
                {name: 'dion-viewdb-01', url: 'dion-viewdb-01', method: 'ping'},
                {name: 'dion-docker-01', url: 'dion-docker-01', method: 'ping'}
        ]

SCHEDULER.every '30s', :first_in => 0 do |job|

        statuses = Array.new

        # check status for each server
        servers.each do |server|
                if server[:method] == 'http'
                        uri = URI.parse(server[:url])
                        http = Net::HTTP.new(uri.host, uri.port)
                        if uri.scheme == "https"
                                http.use_ssl=true
                                http.verify_mode = OpenSSL::SSL::VERIFY_NONE
                        end
                        request = Net::HTTP::Get.new(uri.request_uri)

                        if response.code == "200"
                                result = 1
                         else
                                result = 0
                         end
                elsif server[:method] == 'ping'
                        ping_count = 10
                        result = `ping -q -c #{ping_count} #{server[:url]}`
                        if ($?.exitstatus == 0)
                                result = 1
                        else
                                result = 0
                        end
                end

                if result == 1
                        arrow = "icon-ok-sign"
                        color = "green"
                else
                        arrow = "icon-warning-sign"
                        color = "red"
                end

                statuses.push({label: server[:name], value: result, arrow: arrow, color: color})
        end

        # print statuses to dashboard
        send_event('server_status', {items: statuses})
end