apis: add ovn distgw const definitions

pkg/apis/compute/vpcs_ovn.go

@@ -0,0 +1,85 @@
+package compute
+
+import (
+	"yunion.io/x/pkg/util/netutils"
+)
+
+const (
+	sVpcMappedCidr      = "100.64.0.0/17"
+	VpcMappedIPMask     = 17
+	sVpcMappedGatewayIP = "100.64.0.1"
+	VpcMappedGatewayMac = "ee:ee:ee:ee:ee:ee"
+
+	// reserved: [100.64.0.2, 100.64.0.127]
+
+	// [128, 2176 (128+2048)]
+	sVpcMappedHostIPStart = "100.64.0.128"
+	sVpcMappedHostIPEnd   = "100.64.8.128"
+
+	// reserved: [10.64.8.129, 10.64.8.255]
+
+	// [2304, 32511], 30207
+	sVpcMappedIPStart = "100.64.9.0"
+	sVpcMappedIPEnd   = "100.64.126.255"
+
+	// reserved: [10.64.127.0 , 10.64.127.255]
+)
+
+var (
+	vpcMappedCidr      netutils.IPV4Prefix
+	vpcMappedGatewayIP netutils.IPV4Addr
+
+	vpcMappedHostIPStart netutils.IPV4Addr
+	vpcMappedHostIPEnd   netutils.IPV4Addr
+
+	vpcMappedIPStart netutils.IPV4Addr
+	vpcMappedIPEnd   netutils.IPV4Addr
+)
+
+func init() {
+	mi := func(v netutils.IPV4Addr, err error) netutils.IPV4Addr {
+		if err != nil {
+			panic(err.Error())
+		}
+		return v
+	}
+	mp := func(v netutils.IPV4Prefix, err error) netutils.IPV4Prefix {
+		if err != nil {
+			panic(err.Error())
+		}
+		return v
+	}
+
+	vpcMappedCidr = mp(netutils.NewIPV4Prefix(sVpcMappedCidr))
+	vpcMappedGatewayIP = mi(netutils.NewIPV4Addr(sVpcMappedGatewayIP))
+
+	vpcMappedHostIPStart = mi(netutils.NewIPV4Addr(sVpcMappedHostIPStart))
+	vpcMappedHostIPEnd = mi(netutils.NewIPV4Addr(sVpcMappedHostIPEnd))
+
+	vpcMappedIPStart = mi(netutils.NewIPV4Addr(sVpcMappedIPStart))
+	vpcMappedIPEnd = mi(netutils.NewIPV4Addr(sVpcMappedIPEnd))
+}
+
+func VpcMappedCidr() netutils.IPV4Prefix {
+	return vpcMappedCidr
+}
+
+func VpcMappedGatewayIP() netutils.IPV4Addr {
+	return vpcMappedGatewayIP
+}
+
+func VpcMappedHostIPStart() netutils.IPV4Addr {
+	return vpcMappedHostIPStart
+}
+
+func VpcMappedHostIPEnd() netutils.IPV4Addr {
+	return vpcMappedHostIPEnd
+}
+
+func VpcMappedIPStart() netutils.IPV4Addr {
+	return vpcMappedIPStart
+}
+
+func VpcMappedIPEnd() netutils.IPV4Addr {
+	return vpcMappedIPEnd
+}