func (ep *endpoint) UnmarshalJSON(b []byte) error {
	var (
		err   error
		epMap map[string]interface{}
	)

	if err = json.Unmarshal(b, &epMap); err != nil {
		return fmt.Errorf("Failed to unmarshal to macvlan endpoint: %v", err)
	}

	if v, ok := epMap["MacAddress"]; ok {
		if ep.mac, err = net.ParseMAC(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode macvlan endpoint MAC address (%s) after json unmarshal: %v", v.(string), err)
		}
	}
	if v, ok := epMap["Addr"]; ok {
		if ep.addr, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode macvlan endpoint IPv4 address (%s) after json unmarshal: %v", v.(string), err)
		}
	}
	if v, ok := epMap["Addrv6"]; ok {
		if ep.addrv6, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode macvlan endpoint IPv6 address (%s) after json unmarshal: %v", v.(string), err)
		}
	}
	ep.id = epMap["id"].(string)
	ep.nid = epMap["nid"].(string)
	ep.srcName = epMap["SrcName"].(string)

	return nil
}
Example #2
0
func (ncfg *networkConfiguration) UnmarshalJSON(b []byte) error {
	var (
		err  error
		nMap map[string]interface{}
	)

	if err = json.Unmarshal(b, &nMap); err != nil {
		return err
	}

	if v, ok := nMap["AddressIPv4"]; ok {
		if ncfg.AddressIPv4, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode bridge network address IPv4 after json unmarshal: %s", v.(string))
		}
	}

	if v, ok := nMap["AddressIPv6"]; ok {
		if ncfg.AddressIPv6, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode bridge network address IPv6 after json unmarshal: %s", v.(string))
		}
	}

	ncfg.DefaultBindingIP = net.ParseIP(nMap["DefaultBindingIP"].(string))
	ncfg.DefaultGatewayIPv4 = net.ParseIP(nMap["DefaultGatewayIPv4"].(string))
	ncfg.DefaultGatewayIPv6 = net.ParseIP(nMap["DefaultGatewayIPv6"].(string))
	ncfg.ID = nMap["ID"].(string)
	ncfg.BridgeName = nMap["BridgeName"].(string)
	ncfg.EnableIPv6 = nMap["EnableIPv6"].(bool)
	ncfg.EnableIPMasquerade = nMap["EnableIPMasquerade"].(bool)
	ncfg.EnableICC = nMap["EnableICC"].(bool)
	ncfg.Mtu = int(nMap["Mtu"].(float64))

	return nil
}
Example #3
0
// parseInterfaces validates all the parameters of an Interface and returns them.
func parseInterface(r api.CreateEndpointResponse) (*api.Interface, error) {
	var outIf *api.Interface

	inIf := r.Interface
	if inIf != nil {
		var err error
		outIf = &api.Interface{}
		if inIf.Address != "" {
			if outIf.Address, err = types.ParseCIDR(inIf.Address); err != nil {
				return nil, err
			}
		}
		if inIf.AddressIPv6 != "" {
			if outIf.AddressIPv6, err = types.ParseCIDR(inIf.AddressIPv6); err != nil {
				return nil, err
			}
		}
		if inIf.MacAddress != "" {
			if outIf.MacAddress, err = net.ParseMAC(inIf.MacAddress); err != nil {
				return nil, err
			}
		}
	}

	return outIf, nil
}
Example #4
0
func (n *network) SetValue(value []byte) error {
	var (
		overlayNetmap map[string]interface{}
		err           error
	)

	err = json.Unmarshal(value, &overlayNetmap)
	if err != nil {
		return err
	}

	subnetIPstr := overlayNetmap["subnetIP"].(string)
	gwIPstr := overlayNetmap["gwIP"].(string)
	vni := uint32(overlayNetmap["vni"].(float64))

	subnetIP, _ := types.ParseCIDR(subnetIPstr)
	gwIP, _ := types.ParseCIDR(gwIPstr)

	s := &subnet{
		subnetIP: subnetIP,
		gwIP:     gwIP,
		vni:      vni,
		once:     &sync.Once{},
	}
	n.subnets = append(n.subnets, s)

	sNet := n.getMatchingSubnet(subnetIP)
	if sNet != nil {
		sNet.vni = vni
	}

	return nil
}
Example #5
0
// UnmarshalJSON decodes a json message into IPAMData
func (i *IPAMData) UnmarshalJSON(data []byte) error {
	var (
		m   map[string]interface{}
		err error
	)
	if err := json.Unmarshal(data, &m); err != nil {
		return err
	}
	i.AddressSpace = m["AddressSpace"].(string)
	if v, ok := m["Pool"]; ok {
		if i.Pool, err = types.ParseCIDR(v.(string)); err != nil {
			return err
		}
	}
	if v, ok := m["Gateway"]; ok {
		if i.Gateway, err = types.ParseCIDR(v.(string)); err != nil {
			return err
		}
	}
	if v, ok := m["AuxAddresses"]; ok {
		b, _ := json.Marshal(v)
		var am map[string]string
		if err = json.Unmarshal(b, &am); err != nil {
			return err
		}
		i.AuxAddresses = make(map[string]*net.IPNet, len(am))
		for k, v := range am {
			if i.AuxAddresses[k], err = types.ParseCIDR(v); err != nil {
				return err
			}
		}
	}
	return nil
}
Example #6
0
func (n *network) SetValue(value []byte) error {
	var (
		m       map[string]interface{}
		newNet  bool
		isMap   = true
		netJSON = []*subnetJSON{}
	)

	if err := json.Unmarshal(value, &m); err != nil {
		err := json.Unmarshal(value, &netJSON)
		if err != nil {
			return err
		}
		isMap = false
	}

	if len(n.subnets) == 0 {
		newNet = true
	}

	if isMap {
		if val, ok := m["secure"]; ok {
			n.secure = val.(bool)
		}
		bytes, err := json.Marshal(m["subnets"])
		if err != nil {
			return err
		}
		if err := json.Unmarshal(bytes, &netJSON); err != nil {
			return err
		}
	}

	for _, sj := range netJSON {
		subnetIPstr := sj.SubnetIP
		gwIPstr := sj.GwIP
		vni := sj.Vni

		subnetIP, _ := types.ParseCIDR(subnetIPstr)
		gwIP, _ := types.ParseCIDR(gwIPstr)

		if newNet {
			s := &subnet{
				subnetIP: subnetIP,
				gwIP:     gwIP,
				vni:      vni,
				once:     &sync.Once{},
			}
			n.subnets = append(n.subnets, s)
		} else {
			sNet := n.getMatchingSubnet(subnetIP)
			if sNet != nil {
				sNet.vni = vni
			}
		}
	}
	return nil
}
Example #7
0
func (epi *endpointInterface) UnmarshalJSON(b []byte) error {
	var (
		err   error
		epMap map[string]interface{}
	)
	if err = json.Unmarshal(b, &epMap); err != nil {
		return err
	}
	if v, ok := epMap["mac"]; ok {
		if epi.mac, err = net.ParseMAC(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface mac address after json unmarshal: %s", v.(string))
		}
	}
	if v, ok := epMap["addr"]; ok {
		if epi.addr, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface ipv4 address after json unmarshal: %v", err)
		}
	}
	if v, ok := epMap["addrv6"]; ok {
		if epi.addrv6, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface ipv6 address after json unmarshal: %v", err)
		}
	}

	epi.srcName = epMap["srcName"].(string)
	epi.dstPrefix = epMap["dstPrefix"].(string)

	rb, _ := json.Marshal(epMap["routes"])
	var routes []string
	json.Unmarshal(rb, &routes)
	epi.routes = make([]*net.IPNet, 0)
	for _, route := range routes {
		ip, ipr, err := net.ParseCIDR(route)
		if err == nil {
			ipr.IP = ip
			epi.routes = append(epi.routes, ipr)
		}
	}
	epi.v4PoolID = epMap["v4PoolID"].(string)
	epi.v6PoolID = epMap["v6PoolID"].(string)

	al, _ := json.Marshal(epMap["ipAliases"]) // TODO check
	var aliases []string
	json.Unmarshal(al, &aliases)
	epi.ipAliases = make([]*net.IPNet, 0)
	for _, alias := range aliases {
		ip, err := types.ParseCIDR(alias)
		if err == nil {
			epi.ipAliases = append(epi.ipAliases, ip)
		} else {
			// TODO log error
		}
	}
	return nil
}
Example #8
0
func TestCreateFullOptions(t *testing.T) {
	defer testutils.SetupTestOSContext(t)()
	d := newDriver()

	config := &configuration{
		EnableIPForwarding: true,
		EnableIPTables:     true,
	}

	// Test this scenario: Default gw address does not belong to
	// container network and it's greater than bridge address
	cnw, _ := types.ParseCIDR("172.16.122.0/24")
	bnw, _ := types.ParseCIDR("172.16.0.0/24")
	br, _ := types.ParseCIDR("172.16.0.1/16")
	defgw, _ := types.ParseCIDR("172.16.0.100/16")

	netConfig := &networkConfiguration{
		BridgeName: DefaultBridgeName,
		EnableIPv6: true,
	}
	genericOption := make(map[string]interface{})
	genericOption[netlabel.GenericData] = config

	if err := d.configure(genericOption); err != nil {
		t.Fatalf("Failed to setup driver config: %v", err)
	}

	netOption := make(map[string]interface{})
	netOption[netlabel.GenericData] = netConfig

	ipdList := []driverapi.IPAMData{
		driverapi.IPAMData{
			Pool:         bnw,
			Gateway:      br,
			AuxAddresses: map[string]*net.IPNet{DefaultGatewayV4AuxKey: defgw},
		},
	}
	err := d.CreateNetwork("dummy", netOption, ipdList, nil)
	if err != nil {
		t.Fatalf("Failed to create bridge: %v", err)
	}

	// Verify the IP address allocated for the endpoint belongs to the container network
	epOptions := make(map[string]interface{})
	te := newTestEndpoint(cnw, 10)
	err = d.CreateEndpoint("dummy", "ep1", te.Interface(), epOptions)
	if err != nil {
		t.Fatalf("Failed to create an endpoint : %s", err.Error())
	}

	if !cnw.Contains(te.Interface().Address().IP) {
		t.Fatalf("endpoint got assigned address outside of container network(%s): %s", cnw.String(), te.Interface().Address())
	}
}
Example #9
0
func (epi *endpointInterface) UnmarshalJSON(b []byte) error {
	var (
		err   error
		epMap map[string]interface{}
	)
	if err = json.Unmarshal(b, &epMap); err != nil {
		return err
	}
	if v, ok := epMap["mac"]; ok {
		if epi.mac, err = net.ParseMAC(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface mac address after json unmarshal: %s", v.(string))
		}
	}
	if v, ok := epMap["addr"]; ok {
		if epi.addr, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface ipv4 address after json unmarshal: %v", err)
		}
	}
	if v, ok := epMap["addrv6"]; ok {
		if epi.addrv6, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface ipv6 address after json unmarshal: %v", err)
		}
	}
	if v, ok := epMap["llAddrs"]; ok {
		list := v.([]interface{})
		epi.llAddrs = make([]*net.IPNet, 0, len(list))
		for _, llS := range list {
			ll, err := types.ParseCIDR(llS.(string))
			if err != nil {
				return types.InternalErrorf("failed to decode endpoint interface link-local address (%v) after json unmarshal: %v", llS, err)
			}
			epi.llAddrs = append(epi.llAddrs, ll)
		}
	}
	epi.srcName = epMap["srcName"].(string)
	epi.dstPrefix = epMap["dstPrefix"].(string)

	rb, _ := json.Marshal(epMap["routes"])
	var routes []string
	json.Unmarshal(rb, &routes)
	epi.routes = make([]*net.IPNet, 0)
	for _, route := range routes {
		ip, ipr, err := net.ParseCIDR(route)
		if err == nil {
			ipr.IP = ip
			epi.routes = append(epi.routes, ipr)
		}
	}
	epi.v4PoolID = epMap["v4PoolID"].(string)
	epi.v6PoolID = epMap["v6PoolID"].(string)

	return nil
}
Example #10
0
// UnmarshalJSON decodes data into the PoolData object
func (p *PoolData) UnmarshalJSON(data []byte) error {
	var (
		err error
		t   struct {
			ParentKey SubnetKey
			Pool      string
			Range     *AddressRange `json:",omitempty"`
			RefCount  int
		}
	)

	if err = json.Unmarshal(data, &t); err != nil {
		return err
	}

	p.ParentKey = t.ParentKey
	p.Range = t.Range
	p.RefCount = t.RefCount
	if t.Pool != "" {
		if p.Pool, err = types.ParseCIDR(t.Pool); err != nil {
			return err
		}
	}

	return nil
}
Example #11
0
func (test *testEndpoint) AddressIPv6() *net.IPNet {
	if test.addressIPv6 == "" {
		return nil
	}
	nw, _ := types.ParseCIDR(test.addressIPv6)
	return nw
}
Example #12
0
func (ep *endpoint) UnmarshalJSON(value []byte) error {
	var (
		err   error
		epMap map[string]interface{}
	)

	json.Unmarshal(value, &epMap)

	ep.id = epMap["id"].(string)
	ep.nid = epMap["nid"].(string)
	if v, ok := epMap["mac"]; ok {
		if ep.mac, err = net.ParseMAC(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface mac address after json unmarshal: %s", v.(string))
		}
	}
	if v, ok := epMap["addr"]; ok {
		if ep.addr, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode endpoint interface ipv4 address after json unmarshal: %v", err)
		}
	}
	if v, ok := epMap["ifName"]; ok {
		ep.ifName = v.(string)
	}

	return nil
}
Example #13
0
func createInterface(t *testing.T, name string, nws ...string) {
	// Add interface
	link := &netlink.Bridge{
		LinkAttrs: netlink.LinkAttrs{
			Name: "test",
		},
	}
	bips := []*net.IPNet{}
	for _, nw := range nws {
		bip, err := types.ParseCIDR(nw)
		if err != nil {
			t.Fatal(err)
		}
		bips = append(bips, bip)
	}
	if err := netlink.LinkAdd(link); err != nil {
		t.Fatalf("Failed to create interface via netlink: %v", err)
	}
	for _, bip := range bips {
		if err := netlink.AddrAdd(link, &netlink.Addr{IPNet: bip}); err != nil {
			t.Fatal(err)
		}
	}
	if err := netlink.LinkSetUp(link); err != nil {
		t.Fatal(err)
	}
}
func TestIpamReleaseOnNetDriverFailures(t *testing.T) {
	if !testutils.IsRunningInContainer() {
		defer testutils.SetupTestOSContext(t)()
	}

	cfgOptions, err := OptionBoltdbWithRandomDBFile()
	c, err := New(cfgOptions...)
	if err != nil {
		t.Fatal(err)
	}
	defer c.Stop()

	cc := c.(*controller)
	bd := badDriver{failNetworkCreation: true}
	cc.drivers[badDriverName] = &driverData{driver: &bd, capability: driverapi.Capability{DataScope: datastore.LocalScope}}

	// Test whether ipam state release is invoked  on network create failure from net driver
	// by checking whether subsequent network creation requesting same gateway IP succeeds
	ipamOpt := NetworkOptionIpam(ipamapi.DefaultIPAM, "", []*IpamConf{&IpamConf{PreferredPool: "10.34.0.0/16", Gateway: "10.34.255.254"}}, nil)
	if _, err := c.NewNetwork(badDriverName, "badnet1", ipamOpt); err == nil {
		t.Fatalf("bad network driver should have failed network creation")
	}

	gnw, err := c.NewNetwork("bridge", "goodnet1", ipamOpt)
	if err != nil {
		t.Fatal(err)
	}
	gnw.Delete()

	// Now check whether ipam release works on endpoint creation failure
	bd.failNetworkCreation = false
	bnw, err := c.NewNetwork(badDriverName, "badnet2", ipamOpt)
	if err != nil {
		t.Fatal(err)
	}
	defer bnw.Delete()

	if _, err := bnw.CreateEndpoint("ep0"); err == nil {
		t.Fatalf("bad network driver should have failed endpoint creation")
	}

	// Now create good bridge network with different gateway
	ipamOpt2 := NetworkOptionIpam(ipamapi.DefaultIPAM, "", []*IpamConf{&IpamConf{PreferredPool: "10.34.0.0/16", Gateway: "10.34.255.253"}}, nil)
	gnw, err = c.NewNetwork("bridge", "goodnet2", ipamOpt2)
	if err != nil {
		t.Fatal(err)
	}
	defer gnw.Delete()

	ep, err := gnw.CreateEndpoint("ep1")
	if err != nil {
		t.Fatal(err)
	}
	defer ep.Delete()

	expectedIP, _ := types.ParseCIDR("10.34.0.1/16")
	if !types.CompareIPNet(ep.Info().Iface().Address(), expectedIP) {
		t.Fatalf("Ipam release must have failed, endpoint has unexpected address: %v", ep.Info().Iface().Address())
	}
}
Example #15
0
func (ep *bridgeEndpoint) UnmarshalJSON(b []byte) error {
	var (
		err   error
		epMap map[string]interface{}
	)

	if err = json.Unmarshal(b, &epMap); err != nil {
		return fmt.Errorf("Failed to unmarshal to bridge endpoint: %v", err)
	}

	if v, ok := epMap["MacAddress"]; ok {
		if ep.macAddress, err = net.ParseMAC(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode bridge endpoint MAC address (%s) after json unmarshal: %v", v.(string), err)
		}
	}
	if v, ok := epMap["Addr"]; ok {
		if ep.addr, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode bridge endpoint IPv4 address (%s) after json unmarshal: %v", v.(string), err)
		}
	}
	if v, ok := epMap["Addrv6"]; ok {
		if ep.addrv6, err = types.ParseCIDR(v.(string)); err != nil {
			return types.InternalErrorf("failed to decode bridge endpoint IPv6 address (%s) after json unmarshal: %v", v.(string), err)
		}
	}
	ep.id = epMap["id"].(string)
	ep.nid = epMap["nid"].(string)
	ep.srcName = epMap["SrcName"].(string)
	d, _ := json.Marshal(epMap["Config"])
	if err := json.Unmarshal(d, &ep.config); err != nil {
		logrus.Warnf("Failed to decode endpoint config %v", err)
	}
	d, _ = json.Marshal(epMap["ContainerConfig"])
	if err := json.Unmarshal(d, &ep.containerConfig); err != nil {
		logrus.Warnf("Failed to decode endpoint container config %v", err)
	}
	d, _ = json.Marshal(epMap["ExternalConnConfig"])
	if err := json.Unmarshal(d, &ep.extConnConfig); err != nil {
		logrus.Warnf("Failed to decode endpoint external connectivity configuration %v", err)
	}
	d, _ = json.Marshal(epMap["PortMapping"])
	if err := json.Unmarshal(d, &ep.portMapping); err != nil {
		logrus.Warnf("Failed to decode endpoint port mapping %v", err)
	}

	return nil
}
Example #16
0
func init() {
	// We allow ourselves to panic in this special case because we indicate a
	// failure to parse a compile-time define constant.
	var err error
	if bridgeIPv6, err = types.ParseCIDR(bridgeIPv6Str); err != nil {
		panic(fmt.Sprintf("Cannot parse default bridge IPv6 address %q: %v", bridgeIPv6Str, err))
	}
}
Example #17
0
// RequestPool requests an address pool in the specified address space
func (a *allocator) RequestPool(addressSpace, pool, subPool string, options map[string]string, v6 bool) (string, *net.IPNet, map[string]string, error) {
	req := &api.RequestPoolRequest{AddressSpace: addressSpace, Pool: pool, SubPool: subPool, Options: options, V6: v6}
	res := &api.RequestPoolResponse{}
	if err := a.call("RequestPool", req, res); err != nil {
		return "", nil, nil, err
	}
	retPool, err := types.ParseCIDR(res.Pool)
	return res.PoolID, retPool, res.Data, err
}
Example #18
0
func testNetwork(networkType string, t *testing.T) {
	d := newDriver(networkType)
	bnw, _ := types.ParseCIDR("172.16.0.0/24")
	br, _ := types.ParseCIDR("172.16.0.1/16")

	netOption := make(map[string]interface{})
	networkOptions := map[string]string{
		NetworkName: "TestNetwork",
	}

	netOption[netlabel.GenericData] = networkOptions
	ipdList := []driverapi.IPAMData{
		{
			Pool:    bnw,
			Gateway: br,
		},
	}

	err := d.CreateNetwork("dummy", netOption, ipdList, nil)
	if err != nil {
		t.Fatalf("Failed to create bridge: %v", err)
	}
	defer func() {
		err = d.DeleteNetwork("dummy")
		if err != nil {
			t.Fatalf("Failed to create bridge: %v", err)
		}
	}()

	epOptions := make(map[string]interface{})
	te := &testEndpoint{}
	err = d.CreateEndpoint("dummy", "ep1", te.Interface(), epOptions)
	if err != nil {
		t.Fatalf("Failed to create an endpoint : %s", err.Error())
	}

	err = d.DeleteEndpoint("dummy", "ep1")
	if err != nil {
		t.Fatalf("Failed to delete an endpoint : %s", err.Error())
	}
}
Example #19
0
// RequestAddress requests an address from the address pool
func (a *allocator) RequestAddress(poolID string, address net.IP, options map[string]string) (*net.IPNet, map[string]string, error) {
	var prefAddress string
	if address != nil {
		prefAddress = address.String()
	}
	req := &api.RequestAddressRequest{PoolID: poolID, Address: prefAddress, Options: options}
	res := &api.RequestAddressResponse{}
	if err := a.call("RequestAddress", req, res); err != nil {
		return nil, nil, err
	}
	retAddress, err := types.ParseCIDR(res.Address)
	return retAddress, res.Data, err
}
Example #20
0
// UnmarshalJSON decodes data into the Range object
func (r *AddressRange) UnmarshalJSON(data []byte) error {
	m := map[string]interface{}{}
	err := json.Unmarshal(data, &m)
	if err != nil {
		return err
	}
	if r.Sub, err = types.ParseCIDR(m["Sub"].(string)); err != nil {
		return err
	}
	r.Start = uint64(m["Start"].(float64))
	r.End = uint64(m["End"].(float64))
	return nil
}
Example #21
0
func (n *network) SetValue(value []byte) error {
	var newNet bool
	netJSON := []*subnetJSON{}

	err := json.Unmarshal(value, &netJSON)
	if err != nil {
		return err
	}

	if len(n.subnets) == 0 {
		newNet = true
	}

	for _, sj := range netJSON {
		subnetIPstr := sj.SubnetIP
		gwIPstr := sj.GwIP
		vni := sj.Vni

		subnetIP, _ := types.ParseCIDR(subnetIPstr)
		gwIP, _ := types.ParseCIDR(gwIPstr)

		if newNet {
			s := &subnet{
				subnetIP: subnetIP,
				gwIP:     gwIP,
				vni:      vni,
				once:     &sync.Once{},
			}
			n.subnets = append(n.subnets, s)
		} else {
			sNet := n.getMatchingSubnet(subnetIP)
			if sNet != nil {
				sNet.vni = vni
			}
		}
	}
	return nil
}
Example #22
0
func (d *driver) EventNotify(etype driverapi.EventType, nid, tableName, key string, value []byte) {
	if tableName != ovPeerTable {
		logrus.Errorf("Unexpected table notification for table %s received", tableName)
		return
	}

	eid := key

	var peer PeerRecord
	if err := proto.Unmarshal(value, &peer); err != nil {
		logrus.Errorf("Failed to unmarshal peer record: %v", err)
		return
	}

	n := d.network(nid)
	if n == nil {
		return
	}

	// Ignore local peers. We already know about them and they
	// should not be added to vxlan fdb.
	if peer.TunnelEndpointIP == n.providerAddress {
		return
	}

	addr, err := types.ParseCIDR(peer.EndpointIP)
	if err != nil {
		logrus.Errorf("Invalid peer IP %s received in event notify", peer.EndpointIP)
		return
	}

	mac, err := net.ParseMAC(peer.EndpointMAC)
	if err != nil {
		logrus.Errorf("Invalid mac %s received in event notify", peer.EndpointMAC)
		return
	}

	vtep := net.ParseIP(peer.TunnelEndpointIP)
	if vtep == nil {
		logrus.Errorf("Invalid VTEP %s received in event notify", peer.TunnelEndpointIP)
		return
	}

	if etype == driverapi.Delete {
		d.peerDelete(nid, eid, addr.IP, addr.Mask, mac, vtep, true)
		return
	}

	d.peerAdd(nid, eid, addr.IP, addr.Mask, mac, vtep, true)
}
func TestEndpointMarshalling(t *testing.T) {
	ip, nw6, err := net.ParseCIDR("2001:db8:4003::122/64")
	if err != nil {
		t.Fatal(err)
	}
	nw6.IP = ip

	var lla []*net.IPNet
	for _, nw := range []string{"169.254.0.1/16", "169.254.1.1/16", "169.254.2.2/16"} {
		ll, _ := types.ParseCIDR(nw)
		lla = append(lla, ll)
	}

	e := &endpoint{
		name:      "Bau",
		id:        "efghijklmno",
		sandboxID: "ambarabaciccicocco",
		anonymous: true,
		iface: &endpointInterface{
			mac: []byte{11, 12, 13, 14, 15, 16},
			addr: &net.IPNet{
				IP:   net.IP{10, 0, 1, 23},
				Mask: net.IPMask{255, 255, 255, 0},
			},
			addrv6:    nw6,
			srcName:   "veth12ab1314",
			dstPrefix: "eth",
			v4PoolID:  "poolpool",
			v6PoolID:  "poolv6",
			llAddrs:   lla,
		},
	}

	b, err := json.Marshal(e)
	if err != nil {
		t.Fatal(err)
	}

	ee := &endpoint{}
	err = json.Unmarshal(b, ee)
	if err != nil {
		t.Fatal(err)
	}

	if e.name != ee.name || e.id != ee.id || e.sandboxID != ee.sandboxID || !compareEndpointInterface(e.iface, ee.iface) || e.anonymous != ee.anonymous {
		t.Fatalf("JSON marsh/unmarsh failed.\nOriginal:\n%#v\nDecoded:\n%#v\nOriginal iface: %#v\nDecodediface:\n%#v", e, ee, e.iface, ee.iface)
	}
}
Example #24
0
func TestUnknownEndpoint(t *testing.T) {
	if !testutils.IsRunningInContainer() {
		defer testutils.SetupTestOSContext(t)()
	}

	subnet, err := types.ParseCIDR("192.168.100.1/24")
	if err != nil {
		t.Fatal(err)
	}

	netOption := options.Generic{
		"BridgeName":  "testnetwork",
		"AddressIPv4": subnet,
	}
	option := options.Generic{
		netlabel.GenericData: netOption,
	}

	network, err := createTestNetwork(bridgeNetType, "testnetwork", option)
	if err != nil {
		t.Fatal(err)
	}

	_, err = network.CreateEndpoint("")
	if err == nil {
		t.Fatal("Expected to fail. But instead succeeded")
	}
	if _, ok := err.(libnetwork.ErrInvalidName); !ok {
		t.Fatalf("Expected to fail with ErrInvalidName error. Actual error: %v", err)
	}

	ep, err := network.CreateEndpoint("testep")
	if err != nil {
		t.Fatal(err)
	}

	err = ep.Delete()
	if err != nil {
		t.Fatal(err)
	}

	// Done testing. Now cleanup
	if err := network.Delete(); err != nil {
		t.Fatal(err)
	}
}
func TestDisableIPv6DAD(t *testing.T) {
	if testutils.RunningOnCircleCI() {
		t.Skipf("Skipping as not supported on CIRCLE CI kernel")
	}

	defer testutils.SetupTestOSContext(t)()

	ipv6, _ := types.ParseCIDR("2001:db8::44/64")
	iface := &nwIface{addressIPv6: ipv6}

	veth := &netlink.Veth{
		LinkAttrs: netlink.LinkAttrs{Name: "sideA"},
		PeerName:  "sideB",
	}
	nlh, err := netlink.NewHandle(syscall.NETLINK_ROUTE)
	if err != nil {
		t.Fatal(err)
	}
	err = nlh.LinkAdd(veth)
	if err != nil {
		t.Fatal(err)
	}

	link, err := nlh.LinkByName("sideA")
	if err != nil {
		t.Fatal(err)
	}

	err = setInterfaceIPv6(nlh, link, iface)
	if err != nil {
		t.Fatal(err)
	}

	addrList, err := nlh.AddrList(link, nl.FAMILY_V6)
	if err != nil {
		t.Fatal(err)
	}

	if addrList[0].Flags&syscall.IFA_F_NODAD == 0 {
		t.Fatalf("Unexpected interface flags: 0x%x. Expected to contain 0x%x", addrList[0].Flags, syscall.IFA_F_NODAD)
	}
}
Example #26
0
func createInterface(t *testing.T, name, nw string) {
	// Add interface
	link := &netlink.Bridge{
		LinkAttrs: netlink.LinkAttrs{
			Name: "test",
		},
	}
	bip, err := types.ParseCIDR(nw)
	if err != nil {
		t.Fatal(err)
	}
	if err = netlink.LinkAdd(link); err != nil {
		t.Fatalf("Failed to create interface via netlink: %v", err)
	}
	if err := netlink.AddrAdd(link, &netlink.Addr{IPNet: bip}); err != nil {
		t.Fatal(err)
	}
	if err = netlink.LinkSetUp(link); err != nil {
		t.Fatal(err)
	}
}
Example #27
0
func (d *driver) EventNotify(etype driverapi.EventType, nid, tableName, key string, value []byte) {
	if tableName != ovPeerTable {
		log.Errorf("Unexpected table notification for table %s received", tableName)
		return
	}

	eid := key
	values := strings.Split(string(value), ",")
	if len(values) < 3 {
		log.Errorf("Invalid value %s received through event notify", string(value))
		return
	}

	addr, err := types.ParseCIDR(values[0])
	if err != nil {
		log.Errorf("Invalid peer IP %s received in event notify", values[0])
		return
	}

	mac, err := net.ParseMAC(values[1])
	if err != nil {
		log.Errorf("Invalid mac %s received in event notify", values[1])
		return
	}

	vtep := net.ParseIP(values[2])
	if vtep == nil {
		log.Errorf("Invalid VTEP %s received in event notify", values[2])
		return
	}

	if etype == driverapi.Delete {
		d.peerDelete(nid, eid, addr.IP, addr.Mask, mac, vtep, true)
		return
	}

	d.peerAdd(nid, eid, addr.IP, addr.Mask, mac, vtep, true)
}
Example #28
0
func parseStaticRoutes(r api.JoinResponse) ([]*types.StaticRoute, error) {
	var routes = make([]*types.StaticRoute, len(r.StaticRoutes))
	for i, inRoute := range r.StaticRoutes {
		var err error
		outRoute := &types.StaticRoute{RouteType: inRoute.RouteType}

		if inRoute.Destination != "" {
			if outRoute.Destination, err = types.ParseCIDR(inRoute.Destination); err != nil {
				return nil, err
			}
		}

		if inRoute.NextHop != "" {
			outRoute.NextHop = net.ParseIP(inRoute.NextHop)
			if outRoute.NextHop == nil {
				return nil, fmt.Errorf("failed to parse nexthop IP %s", inRoute.NextHop)
			}
		}

		routes[i] = outRoute
	}
	return routes, nil
}
Example #29
0
	"github.com/docker/libnetwork/discoverapi"
	"github.com/docker/libnetwork/ipamapi"
	"github.com/docker/libnetwork/netlabel"
	"github.com/docker/libnetwork/types"
)

const (
	localAddressSpace  = "LocalDefault"
	globalAddressSpace = "GlobalDefault"
)

// DefaultIPAM defines the default ipam-driver for local-scoped windows networks
const DefaultIPAM = "windows"

var (
	defaultPool, _ = types.ParseCIDR("0.0.0.0/0")
)

type allocator struct {
}

// GetInit registers the built-in ipam service with libnetwork
func GetInit(ipamName string) func(ic ipamapi.Callback, l, g interface{}) error {
	return func(ic ipamapi.Callback, l, g interface{}) error {
		return ic.RegisterIpamDriver(ipamName, &allocator{})
	}
}

func (a *allocator) GetDefaultAddressSpaces() (string, string, error) {
	return localAddressSpace, globalAddressSpace, nil
}
Example #30
0
func (n *network) ipamAllocateVersion(ipVer int, ipam ipamapi.Ipam) error {
	var (
		cfgList  *[]*IpamConf
		infoList *[]*IpamInfo
		err      error
	)

	switch ipVer {
	case 4:
		cfgList = &n.ipamV4Config
		infoList = &n.ipamV4Info
	case 6:
		cfgList = &n.ipamV6Config
		infoList = &n.ipamV6Info
	default:
		return types.InternalErrorf("incorrect ip version passed to ipam allocate: %d", ipVer)
	}

	if len(*cfgList) == 0 {
		if ipVer == 6 {
			return nil
		}
		*cfgList = []*IpamConf{{}}
	}

	*infoList = make([]*IpamInfo, len(*cfgList))

	log.Debugf("Allocating IPv%d pools for network %s (%s)", ipVer, n.Name(), n.ID())

	for i, cfg := range *cfgList {
		if err = cfg.Validate(); err != nil {
			return err
		}
		d := &IpamInfo{}
		(*infoList)[i] = d

		d.AddressSpace = n.addrSpace
		d.PoolID, d.Pool, d.Meta, err = n.requestPoolHelper(ipam, n.addrSpace, cfg.PreferredPool, cfg.SubPool, n.ipamOptions, ipVer == 6)
		if err != nil {
			return err
		}

		defer func() {
			if err != nil {
				if err := ipam.ReleasePool(d.PoolID); err != nil {
					log.Warnf("Failed to release address pool %s after failure to create network %s (%s)", d.PoolID, n.Name(), n.ID())
				}
			}
		}()

		if gws, ok := d.Meta[netlabel.Gateway]; ok {
			if d.Gateway, err = types.ParseCIDR(gws); err != nil {
				return types.BadRequestErrorf("failed to parse gateway address (%v) returned by ipam driver: %v", gws, err)
			}
		}

		// If user requested a specific gateway, libnetwork will allocate it
		// irrespective of whether ipam driver returned a gateway already.
		// If none of the above is true, libnetwork will allocate one.
		if cfg.Gateway != "" || d.Gateway == nil {
			var gatewayOpts = map[string]string{
				ipamapi.RequestAddressType: netlabel.Gateway,
			}
			if d.Gateway, _, err = ipam.RequestAddress(d.PoolID, net.ParseIP(cfg.Gateway), gatewayOpts); err != nil {
				return types.InternalErrorf("failed to allocate gateway (%v): %v", cfg.Gateway, err)
			}
		}

		// Auxiliary addresses must be part of the master address pool
		// If they fall into the container addressable pool, libnetwork will reserve them
		if cfg.AuxAddresses != nil {
			var ip net.IP
			d.IPAMData.AuxAddresses = make(map[string]*net.IPNet, len(cfg.AuxAddresses))
			for k, v := range cfg.AuxAddresses {
				if ip = net.ParseIP(v); ip == nil {
					return types.BadRequestErrorf("non parsable secondary ip address (%s:%s) passed for network %s", k, v, n.Name())
				}
				if !d.Pool.Contains(ip) {
					return types.ForbiddenErrorf("auxilairy address: (%s:%s) must belong to the master pool: %s", k, v, d.Pool)
				}
				// Attempt reservation in the container addressable pool, silent the error if address does not belong to that pool
				if d.IPAMData.AuxAddresses[k], _, err = ipam.RequestAddress(d.PoolID, ip, nil); err != nil && err != ipamapi.ErrIPOutOfRange {
					return types.InternalErrorf("failed to allocate secondary ip address (%s:%s): %v", k, v, err)
				}
			}
		}
	}

	return nil
}