Module: NSXDriver::NSXRule::NSXTRule

Included in:
NSXDriver::NSXRule
Defined in:
lib/nsxt_rule.rb

Overview

Class Logical Switch

Instance Method Summary collapse

Instance Method Details

#nsxt_rule_spec(rule, vm_data, nic_data) ⇒ Object 



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# File 'lib/nsxt_rule.rb', line 23

def nsxt_rule_spec(rule, vm_data, nic_data)
    # default spec
    # Allow any-any to any port applied on the
    # virtual machine logical port
    rule_name = "#{rule[:id]}-#{rule[:name]}-#{vm_data[:id]}"
    rule_name << "-#{vm_data[:deploy_id]}-#{nic_data[:id]}"
    rule_spec = {
        :display_name => rule_name,
        :destinations_excluded => false,
        :sources => [],
        :destinations => [],
        :services => [],
        :applied_tos => [
            {
                :target_id => nic_data[:lp].id,
                :target_display_name => nic_data[:name],
                :target_type => nic_data[:lp].type,
                :is_valid => true
            }
        ],
        :ip_protocol => 'IPV4_IPV6',
        :logged => false,
        :action => 'ALLOW',
        :sources_excluded => false,
        :disabled => false,
        :direction => rule[:direction]
    }

    rule_protocol_template = {
        'TCP' => [
            {
                :service => {
                    :l4_protocol => 'TCP',
                    :source_ports => [],
                    :destination_ports => [],
                    :resource_type => 'L4PortSetNSService'
                }
            }
        ],
        'UDP' => [
            {
                :service => {
                    :l4_protocol => 'UDP',
                    :source_ports => [],
                    :destination_ports => [],
                    :resource_type => 'L4PortSetNSService'
                }
            }
        ],
        'ICMP' => [
            {
                :service => {
                    :protocol => 'ICMPv4',
                    :resource_type => 'ICMPTypeNSService'
                }
            }
        ],
        'ICMPv6' => [
            {
                :service => {
                    :protocol => 'ICMPv6',
                    :resource_type => 'ICMPTypeNSService'
                }
            }
        ],
        'IPSEC' => [
            {
                :service => {
                    :l4_protocol => 'UDP',
                    :source_ports => [],
                    :destination_ports => [],
                    :resource_type => 'L4PortSetNSService'
                }
            },
            {
                :service => {
                    :protocol_number => 50,
                    :resource_type => 'IPProtocolNSService'
                }
            },
            {
                :service => {
                    :protocol_number => 51,
                    :resource_type => 'IPProtocolNSService'
                }
            }
        ]
    }

    # Modify default rule spec based on rule_data extracted
    # from vm template

    ###### SOURCES / DESTINATIONS: Any | IP Address | Vnet #####
    src_or_dst = []

    # Target network: Vnet
    if !rule[:network_id].empty?

        src_or_dst << {
            :target_id => rule[:network_nsxid],
            :target_display_name => rule[:network_name],
            :target_type => 'LogicalSwitch',
            :is_valid => true
        }

    # Target network: Manual network (IP Address)
    elsif !rule[:subnets].empty?
        rule[:subnets].each do |subnet|
            src_or_dst << {
                :target_id => subnet,
                :target_display_name => subnet,
                :target_type => 'IPAddress',
                :is_valid => true
            }
        end
    end

    # (OpenNebula) INBOUND  => Destination (NSX)
    # (OpenNebula) OUTBOUND => Source (NSX)
    unless src_or_dst.empty?
        rule_spec[:sources] = src_or_dst \
            if rule[:direction] == 'IN'
        rule_spec[:destinations] = src_or_dst \
            if rule[:direction] == 'OUT'
    end

    ##### SERVICES #####
    services = []
    service = rule_protocol_template[rule[:protocol]]

    case rule[:protocol]
    when 'TCP'
        service[0][:service][:source_ports] = rule[:ports] \
            if rule[:direction] == 'IN'
        service[0][:service][:destination_ports] = rule[:ports] \
            if rule[:direction] == 'OUT'
    when 'UDP'
        service[0][:service][:source_ports] = rule[:ports] \
            if rule[:direction] == 'IN'
        service[0][:service][:destination_ports] = rule[:ports] \
            if rule[:direction] == 'OUT'
    # when 'ICMP'
    # when 'ICMPv6'
    when 'IPSEC'
        ipsec_ports = NSXConstants::NSX_RULE_IPSEC_PORTS
        service[0][:service][:source_ports] = ipsec_ports \
            if rule[:direction] == 'IN'
        service[0][:service][:destination_ports] = ipsec_ports \
            if rule[:direction] == 'OUT'
    end

    if rule[:protocol] != 'ALL' && !service.empty?
        service.each do |s|
            services << s
        end
        rule_spec[:services] = services
    end

    rule_spec
end