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-rw-r--r--internal/pkg/zebra/afi_string.go4
-rw-r--r--internal/pkg/zebra/api_type_string.go8
-rw-r--r--internal/pkg/zebra/link_type_string.go4
-rw-r--r--internal/pkg/zebra/nexthop_flag_string.go38
-rw-r--r--internal/pkg/zebra/nexthop_type_string.go17
-rw-r--r--internal/pkg/zebra/ptm_enable_string.go4
-rw-r--r--internal/pkg/zebra/ptm_status_string.go4
-rw-r--r--internal/pkg/zebra/route_type_string.go8
-rw-r--r--internal/pkg/zebra/safi_string.go4
-rw-r--r--internal/pkg/zebra/zapi.go1623
-rw-r--r--internal/pkg/zebra/zapi_test.go67
11 files changed, 1220 insertions, 561 deletions
diff --git a/internal/pkg/zebra/afi_string.go b/internal/pkg/zebra/afi_string.go
index 6c07a09d..6a4278a3 100644
--- a/internal/pkg/zebra/afi_string.go
+++ b/internal/pkg/zebra/afi_string.go
@@ -2,7 +2,7 @@
package zebra
-import "fmt"
+import "strconv"
const _AFI_name = "AFI_IPAFI_IP6AFI_ETHERAFI_MAX"
@@ -11,7 +11,7 @@ var _AFI_index = [...]uint8{0, 6, 13, 22, 29}
func (i AFI) String() string {
i -= 1
if i >= AFI(len(_AFI_index)-1) {
- return fmt.Sprintf("AFI(%d)", i+1)
+ return "AFI(" + strconv.FormatInt(int64(i+1), 10) + ")"
}
return _AFI_name[_AFI_index[i]:_AFI_index[i+1]]
}
diff --git a/internal/pkg/zebra/api_type_string.go b/internal/pkg/zebra/api_type_string.go
index e97059b1..3d780850 100644
--- a/internal/pkg/zebra/api_type_string.go
+++ b/internal/pkg/zebra/api_type_string.go
@@ -2,15 +2,15 @@
package zebra
-import "fmt"
+import "strconv"
-const _API_TYPE_name = "FRR_INTERFACE_ADDINTERFACE_ADDINTERFACE_DELETEINTERFACE_ADDRESS_ADDINTERFACE_ADDRESS_DELETEINTERFACE_UPINTERFACE_DOWNIPV4_ROUTE_ADDIPV4_ROUTE_DELETEIPV6_ROUTE_ADDIPV6_ROUTE_DELETEREDISTRIBUTE_ADDREDISTRIBUTE_DELETEREDISTRIBUTE_DEFAULT_ADDREDISTRIBUTE_DEFAULT_DELETEIPV4_NEXTHOP_LOOKUPIPV6_NEXTHOP_LOOKUPIPV4_IMPORT_LOOKUPIPV6_IMPORT_LOOKUPINTERFACE_RENAMEROUTER_ID_ADDROUTER_ID_DELETEROUTER_ID_UPDATEHELLOIPV4_NEXTHOP_LOOKUP_MRIBVRF_UNREGISTERINTERFACE_LINK_PARAMSNEXTHOP_REGISTERNEXTHOP_UNREGISTERNEXTHOP_UPDATEMESSAGE_MAXFRR_BFD_DEST_REPLAYFRR_REDISTRIBUTE_IPV4_ADDFRR_REDISTRIBUTE_IPV4_DELFRR_REDISTRIBUTE_IPV6_ADDFRR_REDISTRIBUTE_IPV6_DELFRR_VRF_UNREGISTERFRR_VRF_ADDFRR_VRF_DELETEFRR_INTERFACE_VRF_UPDATEFRR_BFD_CLIENT_REGISTERFRR_INTERFACE_ENABLE_RADVFRR_INTERFACE_DISABLE_RADVFRR_IPV4_NEXTHOP_LOOKUP_MRIBFRR_INTERFACE_LINK_PARAMSFRR_MPLS_LABELS_ADDFRR_MPLS_LABELS_DELETEFRR_IPV4_NEXTHOP_ADDFRR_IPV4_NEXTHOP_DELETEFRR_IPV6_NEXTHOP_ADDFRR_IPV6_NEXTHOP_DELETEFRR_IPMR_ROUTE_STATSFRR_LABEL_MANAGER_CONNECTFRR_GET_LABEL_CHUNKFRR_RELEASE_LABEL_CHUNKFRR_PW_ADDFRR_PW_DELETEFRR_PW_SETFRR_PW_UNSETFRR_PW_STATUS_UPDATE"
+const _API_TYPE_name = "FRR_ZAPI5_INTERFACE_ADDFRR_ZAPI5_INTERFACE_DELETEFRR_ZAPI5_INTERFACE_ADDRESS_ADDFRR_ZAPI5_INTERFACE_ADDRESS_DELETEFRR_ZAPI5_INTERFACE_UPFRR_ZAPI5_INTERFACE_DOWNFRR_ZAPI5_INTERFACE_SET_MASTERFRR_ZAPI5_ROUTE_ADDFRR_ZAPI5_ROUTE_DELETEFRR_ZAPI5_ROUTE_NOTIFY_OWNERFRR_ZAPI5_IPV4_ROUTE_ADDFRR_ZAPI5_IPV4_ROUTE_DELETEFRR_ZAPI5_IPV6_ROUTE_ADDFRR_ZAPI5_IPV6_ROUTE_DELETEFRR_ZAPI5_REDISTRIBUTE_ADDFRR_ZAPI5_REDISTRIBUTE_DELETEFRR_ZAPI5_REDISTRIBUTE_DEFAULT_ADDFRR_ZAPI5_REDISTRIBUTE_DEFAULT_DELETEFRR_ZAPI5_ROUTER_ID_ADDFRR_ZAPI5_ROUTER_ID_DELETEFRR_ZAPI5_ROUTER_ID_UPDATEFRR_ZAPI5_HELLOFRR_ZAPI5_CAPABILITIESFRR_ZAPI5_NEXTHOP_REGISTERFRR_ZAPI5_NEXTHOP_UNREGISTERFRR_ZAPI5_NEXTHOP_UPDATEFRR_ZAPI5_INTERFACE_NBR_ADDRESS_ADDFRR_ZAPI5_INTERFACE_NBR_ADDRESS_DELETEFRR_ZAPI5_INTERFACE_BFD_DEST_UPDATEFRR_ZAPI5_IMPORT_ROUTE_REGISTERFRR_ZAPI5_IMPORT_ROUTE_UNREGISTERFRR_ZAPI5_IMPORT_CHECK_UPDATEFRR_ZAPI5_IPV4_ROUTE_IPV6_NEXTHOP_ADDFRR_ZAPI5_BFD_DEST_REGISTERFRR_ZAPI5_BFD_DEST_DEREGISTERFRR_ZAPI5_BFD_DEST_UPDATEFRR_ZAPI5_BFD_DEST_REPLAYFRR_ZAPI5_REDISTRIBUTE_ROUTE_ADDFRR_ZAPI5_REDISTRIBUTE_ROUTE_DELFRR_ZAPI5_VRF_UNREGISTERFRR_ZAPI5_VRF_ADDFRR_ZAPI5_VRF_DELETEFRR_ZAPI5_VRF_LABELFRR_ZAPI5_INTERFACE_VRF_UPDATEFRR_ZAPI5_BFD_CLIENT_REGISTERFRR_ZAPI5_INTERFACE_ENABLE_RADVFRR_ZAPI5_INTERFACE_DISABLE_RADVFRR_ZAPI5_IPV4_NEXTHOP_LOOKUP_MRIBFRR_ZAPI5_INTERFACE_LINK_PARAMSFRR_ZAPI5_MPLS_LABELS_ADDFRR_ZAPI5_MPLS_LABELS_DELETEFRR_ZAPI5_IPMR_ROUTE_STATSFRR_ZAPI5_LABEL_MANAGER_CONNECTFRR_ZAPI5_GET_LABEL_CHUNKFRR_ZAPI5_RELEASE_LABEL_CHUNKFRR_ZAPI5_FEC_REGISTERFRR_ZAPI5_FEC_UNREGISTERFRR_ZAPI5_FEC_UPDATEFRR_ZAPI5_ADVERTISE_DEFAULT_GWFRR_ZAPI5_ADVERTISE_SUBNETFRR_ZAPI5_ADVERTISE_ALL_VNIFRR_ZAPI5_VNI_ADDFRR_ZAPI5_VNI_DELFRR_ZAPI5_L3VNI_ADDFRR_ZAPI5_L3VNI_DELFRR_ZAPI5_REMOTE_VTEP_ADDFRR_ZAPI5_REMOTE_VTEP_DELFRR_ZAPI5_MACIP_ADDFRR_ZAPI5_MACIP_DELFRR_ZAPI5_IP_PREFIX_ROUTE_ADDFRR_ZAPI5_IP_PREFIX_ROUTE_DELFRR_ZAPI5_REMOTE_MACIP_ADDFRR_ZAPI5_REMOTE_MACIP_DELFRR_ZAPI5_PW_ADDFRR_ZAPI5_PW_DELETEFRR_ZAPI5_PW_SETFRR_ZAPI5_PW_UNSETFRR_ZAPI5_PW_STATUS_UPDATEFRR_ZAPI5_RULE_ADDFRR_ZAPI5_RULE_DELETEFRR_ZAPI5_RULE_NOTIFY_OWNERFRR_ZAPI5_TABLE_MANAGER_CONNECTFRR_ZAPI5_GET_TABLE_CHUNKFRR_ZAPI5_RELEASE_TABLE_CHUNKFRR_ZAPI5_IPSET_CREATEFRR_ZAPI5_IPSET_DESTROYFRR_ZAPI5_IPSET_ENTRY_ADDFRR_ZAPI5_IPSET_ENTRY_DELETEFRR_ZAPI5_IPSET_NOTIFY_OWNERFRR_ZAPI5_IPSET_ENTRY_NOTIFY_OWNERFRR_ZAPI5_IPTABLE_ADDFRR_ZAPI5_IPTABLE_DELETEFRR_ZAPI5_IPTABLE_NOTIFY_OWNER"
-var _API_TYPE_index = [...]uint16{0, 17, 30, 46, 67, 91, 103, 117, 131, 148, 162, 179, 195, 214, 238, 265, 284, 303, 321, 339, 355, 368, 384, 400, 405, 429, 443, 464, 480, 498, 512, 523, 542, 567, 592, 617, 642, 660, 671, 685, 709, 732, 757, 783, 811, 836, 855, 877, 897, 920, 940, 963, 983, 1008, 1027, 1050, 1060, 1073, 1083, 1095, 1115}
+var _API_TYPE_index = [...]uint16{0, 23, 49, 80, 114, 136, 160, 190, 209, 231, 259, 283, 310, 334, 361, 387, 416, 450, 487, 510, 536, 562, 577, 599, 625, 653, 677, 712, 750, 785, 816, 849, 878, 915, 942, 971, 996, 1021, 1053, 1085, 1109, 1126, 1146, 1165, 1195, 1224, 1255, 1287, 1321, 1352, 1377, 1405, 1431, 1462, 1487, 1516, 1538, 1562, 1582, 1612, 1638, 1665, 1682, 1699, 1718, 1737, 1762, 1787, 1806, 1825, 1854, 1883, 1909, 1935, 1951, 1970, 1986, 2004, 2030, 2048, 2069, 2096, 2127, 2152, 2181, 2203, 2226, 2251, 2279, 2307, 2341, 2362, 2386, 2416}
func (i API_TYPE) String() string {
if i >= API_TYPE(len(_API_TYPE_index)-1) {
- return fmt.Sprintf("API_TYPE(%d)", i)
+ return "API_TYPE(" + strconv.FormatInt(int64(i), 10) + ")"
}
return _API_TYPE_name[_API_TYPE_index[i]:_API_TYPE_index[i+1]]
}
diff --git a/internal/pkg/zebra/link_type_string.go b/internal/pkg/zebra/link_type_string.go
index 9db8544b..f04a24ce 100644
--- a/internal/pkg/zebra/link_type_string.go
+++ b/internal/pkg/zebra/link_type_string.go
@@ -2,7 +2,7 @@
package zebra
-import "fmt"
+import "strconv"
const _LINK_TYPE_name = "LINK_TYPE_UNKNOWNLINK_TYPE_ETHERLINK_TYPE_EETHERLINK_TYPE_AX25LINK_TYPE_PRONETLINK_TYPE_IEEE802LINK_TYPE_ARCNETLINK_TYPE_APPLETLKLINK_TYPE_DLCILINK_TYPE_ATMLINK_TYPE_METRICOMLINK_TYPE_IEEE1394LINK_TYPE_EUI64LINK_TYPE_INFINIBANDLINK_TYPE_SLIPLINK_TYPE_CSLIPLINK_TYPE_SLIP6LINK_TYPE_CSLIP6LINK_TYPE_RSRVDLINK_TYPE_ADAPTLINK_TYPE_ROSELINK_TYPE_X25LINK_TYPE_PPPLINK_TYPE_CHDLCLINK_TYPE_LAPBLINK_TYPE_RAWHDLCLINK_TYPE_IPIPLINK_TYPE_IPIP6LINK_TYPE_FRADLINK_TYPE_SKIPLINK_TYPE_LOOPBACKLINK_TYPE_LOCALTLKLINK_TYPE_FDDILINK_TYPE_SITLINK_TYPE_IPDDPLINK_TYPE_IPGRELINK_TYPE_IP6GRELINK_TYPE_PIMREGLINK_TYPE_HIPPILINK_TYPE_ECONETLINK_TYPE_IRDALINK_TYPE_FCPPLINK_TYPE_FCALLINK_TYPE_FCPLLINK_TYPE_FCFABRICLINK_TYPE_IEEE802_TRLINK_TYPE_IEEE80211LINK_TYPE_IEEE80211_RADIOTAPLINK_TYPE_IEEE802154LINK_TYPE_IEEE802154_PHY"
@@ -10,7 +10,7 @@ var _LINK_TYPE_index = [...]uint16{0, 17, 32, 48, 62, 78, 95, 111, 129, 143, 156
func (i LINK_TYPE) String() string {
if i >= LINK_TYPE(len(_LINK_TYPE_index)-1) {
- return fmt.Sprintf("LINK_TYPE(%d)", i)
+ return "LINK_TYPE(" + strconv.FormatInt(int64(i), 10) + ")"
}
return _LINK_TYPE_name[_LINK_TYPE_index[i]:_LINK_TYPE_index[i+1]]
}
diff --git a/internal/pkg/zebra/nexthop_flag_string.go b/internal/pkg/zebra/nexthop_flag_string.go
index 38f08b8a..1ec9d6ac 100644
--- a/internal/pkg/zebra/nexthop_flag_string.go
+++ b/internal/pkg/zebra/nexthop_flag_string.go
@@ -2,16 +2,40 @@
package zebra
-import "fmt"
+import "strconv"
-const _NEXTHOP_FLAG_name = "NEXTHOP_IFINDEXNEXTHOP_IFNAMENEXTHOP_IPV4NEXTHOP_IPV4_IFINDEXNEXTHOP_IPV4_IFNAMENEXTHOP_IPV6NEXTHOP_IPV6_IFINDEXNEXTHOP_IPV6_IFNAMENEXTHOP_BLACKHOLE"
+const (
+ _NEXTHOP_FLAG_name_0 = "NEXTHOP_FLAG_ACTIVENEXTHOP_FLAG_FIB"
+ _NEXTHOP_FLAG_name_1 = "NEXTHOP_FLAG_RECURSIVE"
+ _NEXTHOP_FLAG_name_2 = "NEXTHOP_FLAG_ONLINK"
+ _NEXTHOP_FLAG_name_3 = "NEXTHOP_FLAG_MATCHED"
+ _NEXTHOP_FLAG_name_4 = "NEXTHOP_FLAG_FILTERED"
+ _NEXTHOP_FLAG_name_5 = "NEXTHOP_FLAG_DUPLICATE"
+ _NEXTHOP_FLAG_name_6 = "NEXTHOP_FLAG_EVPN_RVTEP"
+)
-var _NEXTHOP_FLAG_index = [...]uint8{0, 15, 29, 41, 61, 80, 92, 112, 131, 148}
+var (
+ _NEXTHOP_FLAG_index_0 = [...]uint8{0, 19, 35}
+)
func (i NEXTHOP_FLAG) String() string {
- i -= 1
- if i >= NEXTHOP_FLAG(len(_NEXTHOP_FLAG_index)-1) {
- return fmt.Sprintf("NEXTHOP_FLAG(%d)", i+1)
+ switch {
+ case 1 <= i && i <= 2:
+ i -= 1
+ return _NEXTHOP_FLAG_name_0[_NEXTHOP_FLAG_index_0[i]:_NEXTHOP_FLAG_index_0[i+1]]
+ case i == 4:
+ return _NEXTHOP_FLAG_name_1
+ case i == 8:
+ return _NEXTHOP_FLAG_name_2
+ case i == 16:
+ return _NEXTHOP_FLAG_name_3
+ case i == 32:
+ return _NEXTHOP_FLAG_name_4
+ case i == 64:
+ return _NEXTHOP_FLAG_name_5
+ case i == 128:
+ return _NEXTHOP_FLAG_name_6
+ default:
+ return "NEXTHOP_FLAG(" + strconv.FormatInt(int64(i), 10) + ")"
}
- return _NEXTHOP_FLAG_name[_NEXTHOP_FLAG_index[i]:_NEXTHOP_FLAG_index[i+1]]
}
diff --git a/internal/pkg/zebra/nexthop_type_string.go b/internal/pkg/zebra/nexthop_type_string.go
new file mode 100644
index 00000000..adfc73f8
--- /dev/null
+++ b/internal/pkg/zebra/nexthop_type_string.go
@@ -0,0 +1,17 @@
+// Code generated by "stringer -type=NEXTHOP_TYPE"; DO NOT EDIT.
+
+package zebra
+
+import "strconv"
+
+const _NEXTHOP_TYPE_name = "FRR_NEXTHOP_TYPE_IFINDEXFRR_NEXTHOP_TYPE_IPV4FRR_NEXTHOP_TYPE_IPV4_IFINDEXFRR_NEXTHOP_TYPE_IPV6FRR_NEXTHOP_TYPE_IPV6_IFINDEXFRR_NEXTHOP_TYPE_BLACKHOLENEXTHOP_TYPE_IPV6_IFINDEXNEXTHOP_TYPE_IPV6_IFNAMENEXTHOP_TYPE_BLACKHOLE"
+
+var _NEXTHOP_TYPE_index = [...]uint8{0, 24, 45, 74, 95, 124, 150, 175, 199, 221}
+
+func (i NEXTHOP_TYPE) String() string {
+ i -= 1
+ if i >= NEXTHOP_TYPE(len(_NEXTHOP_TYPE_index)-1) {
+ return "NEXTHOP_TYPE(" + strconv.FormatInt(int64(i+1), 10) + ")"
+ }
+ return _NEXTHOP_TYPE_name[_NEXTHOP_TYPE_index[i]:_NEXTHOP_TYPE_index[i+1]]
+}
diff --git a/internal/pkg/zebra/ptm_enable_string.go b/internal/pkg/zebra/ptm_enable_string.go
index d750542e..e9d829fa 100644
--- a/internal/pkg/zebra/ptm_enable_string.go
+++ b/internal/pkg/zebra/ptm_enable_string.go
@@ -2,7 +2,7 @@
package zebra
-import "fmt"
+import "strconv"
const _PTM_ENABLE_name = "PTM_ENABLE_OFFPTM_ENABLE_ONPTM_ENABLE_UNSPEC"
@@ -10,7 +10,7 @@ var _PTM_ENABLE_index = [...]uint8{0, 14, 27, 44}
func (i PTM_ENABLE) String() string {
if i >= PTM_ENABLE(len(_PTM_ENABLE_index)-1) {
- return fmt.Sprintf("PTM_ENABLE(%d)", i)
+ return "PTM_ENABLE(" + strconv.FormatInt(int64(i), 10) + ")"
}
return _PTM_ENABLE_name[_PTM_ENABLE_index[i]:_PTM_ENABLE_index[i+1]]
}
diff --git a/internal/pkg/zebra/ptm_status_string.go b/internal/pkg/zebra/ptm_status_string.go
index 464233b7..031e7c01 100644
--- a/internal/pkg/zebra/ptm_status_string.go
+++ b/internal/pkg/zebra/ptm_status_string.go
@@ -2,7 +2,7 @@
package zebra
-import "fmt"
+import "strconv"
const _PTM_STATUS_name = "PTM_STATUS_DOWNPTM_STATUS_UPPTM_STATUS_UNKNOWN"
@@ -10,7 +10,7 @@ var _PTM_STATUS_index = [...]uint8{0, 15, 28, 46}
func (i PTM_STATUS) String() string {
if i >= PTM_STATUS(len(_PTM_STATUS_index)-1) {
- return fmt.Sprintf("PTM_STATUS(%d)", i)
+ return "PTM_STATUS(" + strconv.FormatInt(int64(i), 10) + ")"
}
return _PTM_STATUS_name[_PTM_STATUS_index[i]:_PTM_STATUS_index[i+1]]
}
diff --git a/internal/pkg/zebra/route_type_string.go b/internal/pkg/zebra/route_type_string.go
index e2ad6c97..47d6f27d 100644
--- a/internal/pkg/zebra/route_type_string.go
+++ b/internal/pkg/zebra/route_type_string.go
@@ -2,15 +2,15 @@
package zebra
-import "fmt"
+import "strconv"
-const _ROUTE_TYPE_name = "ROUTE_SYSTEMROUTE_KERNELROUTE_CONNECTROUTE_STATICROUTE_RIPROUTE_RIPNGROUTE_OSPFROUTE_OSPF6ROUTE_ISISROUTE_BGPROUTE_PIMROUTE_HSLSROUTE_OLSRROUTE_BABELROUTE_MAXFRR_ROUTE_VNCFRR_ROUTE_VNC_DIRECTFRR_ROUTE_VNC_DIRECT_RHFRR_ROUTE_BGP_DIRECTFRR_ROUTE_BGP_DIRECT_EXTFRR_ROUTE_ALLFRR_ROUTE_MAX"
+const _ROUTE_TYPE_name = "FRR_ZAPI5_ROUTE_SYSTEMFRR_ZAPI5_ROUTE_KERNELFRR_ZAPI5_ROUTE_CONNECTFRR_ZAPI5_ROUTE_STATICFRR_ZAPI5_ROUTE_RIPFRR_ZAPI5_ROUTE_RIPNGFRR_ZAPI5_ROUTE_OSPFFRR_ZAPI5_ROUTE_OSPF6FRR_ZAPI5_ROUTE_ISISFRR_ZAPI5_ROUTE_BGPFRR_ZAPI5_ROUTE_PIMFRR_ZAPI5_ROUTE_EIGRPFRR_ZAPI5_ROUTE_NHRPFRR_ZAPI5_ROUTE_HSLSFRR_ZAPI5_ROUTE_OLSRFRR_ZAPI5_ROUTE_TABLEFRR_ZAPI5_ROUTE_LDPFRR_ZAPI5_ROUTE_VNCFRR_ZAPI5_ROUTE_VNC_DIRECTFRR_ZAPI5_ROUTE_VNC_DIRECT_RHFRR_ZAPI5_ROUTE_BGP_DIRECTFRR_ZAPI5_ROUTE_BGP_DIRECT_EXTFRR_ZAPI5_ROUTE_BABELFRR_ZAPI5_ROUTE_SHARPFRR_ZAPI5_ROUTE_PBRFRR_ZAPI5_ROUTE_ALLFRR_ZAPI5_ROUTE_MAX"
-var _ROUTE_TYPE_index = [...]uint16{0, 12, 24, 37, 49, 58, 69, 79, 90, 100, 109, 118, 128, 138, 149, 158, 171, 191, 214, 234, 258, 271, 284}
+var _ROUTE_TYPE_index = [...]uint16{0, 22, 44, 67, 89, 108, 129, 149, 170, 190, 209, 228, 249, 269, 289, 309, 330, 349, 368, 394, 423, 449, 479, 500, 521, 540, 559, 578}
func (i ROUTE_TYPE) String() string {
if i >= ROUTE_TYPE(len(_ROUTE_TYPE_index)-1) {
- return fmt.Sprintf("ROUTE_TYPE(%d)", i)
+ return "ROUTE_TYPE(" + strconv.FormatInt(int64(i), 10) + ")"
}
return _ROUTE_TYPE_name[_ROUTE_TYPE_index[i]:_ROUTE_TYPE_index[i+1]]
}
diff --git a/internal/pkg/zebra/safi_string.go b/internal/pkg/zebra/safi_string.go
index ab491cb6..8199a0e3 100644
--- a/internal/pkg/zebra/safi_string.go
+++ b/internal/pkg/zebra/safi_string.go
@@ -2,7 +2,7 @@
package zebra
-import "fmt"
+import "strconv"
const _SAFI_name = "SAFI_UNICASTSAFI_MULTICASTSAFI_RESERVED_3SAFI_MPLS_VPNSAFI_MAX"
@@ -11,7 +11,7 @@ var _SAFI_index = [...]uint8{0, 12, 26, 41, 54, 62}
func (i SAFI) String() string {
i -= 1
if i >= SAFI(len(_SAFI_index)-1) {
- return fmt.Sprintf("SAFI(%d)", i+1)
+ return "SAFI(" + strconv.FormatInt(int64(i+1), 10) + ")"
}
return _SAFI_name[_SAFI_index[i]:_SAFI_index[i+1]]
}
diff --git a/internal/pkg/zebra/zapi.go b/internal/pkg/zebra/zapi.go
index eb443d05..9d658f1a 100644
--- a/internal/pkg/zebra/zapi.go
+++ b/internal/pkg/zebra/zapi.go
@@ -19,6 +19,7 @@ import (
"encoding/binary"
"fmt"
"io"
+ "math"
"net"
"strings"
"syscall"
@@ -102,11 +103,15 @@ const (
)
const VRF_DEFAULT = 0
+const MAXPATH_NUM = 64
+const MPLS_MAX_LABLE = 16
func HeaderSize(version uint8) uint16 {
switch version {
case 3, 4:
return 8
+ case 5:
+ return 10
default:
return 6
}
@@ -180,39 +185,101 @@ const (
//go:generate stringer -type=API_TYPE
type API_TYPE uint16
-// For Quagga.
+// For FRRouting version 4 and 5. (ZAPI version 5)
const (
- _ API_TYPE = iota
- INTERFACE_ADD
- INTERFACE_DELETE
- INTERFACE_ADDRESS_ADD
- INTERFACE_ADDRESS_DELETE
- INTERFACE_UP
- INTERFACE_DOWN
- IPV4_ROUTE_ADD
- IPV4_ROUTE_DELETE
- IPV6_ROUTE_ADD
- IPV6_ROUTE_DELETE
- REDISTRIBUTE_ADD
- REDISTRIBUTE_DELETE
- REDISTRIBUTE_DEFAULT_ADD
- REDISTRIBUTE_DEFAULT_DELETE
- IPV4_NEXTHOP_LOOKUP
- IPV6_NEXTHOP_LOOKUP
- IPV4_IMPORT_LOOKUP
- IPV6_IMPORT_LOOKUP
- INTERFACE_RENAME
- ROUTER_ID_ADD
- ROUTER_ID_DELETE
- ROUTER_ID_UPDATE
- HELLO
- IPV4_NEXTHOP_LOOKUP_MRIB
- VRF_UNREGISTER
- INTERFACE_LINK_PARAMS
- NEXTHOP_REGISTER
- NEXTHOP_UNREGISTER
- NEXTHOP_UPDATE
- MESSAGE_MAX
+ FRR_ZAPI5_INTERFACE_ADD API_TYPE = iota
+ FRR_ZAPI5_INTERFACE_DELETE
+ FRR_ZAPI5_INTERFACE_ADDRESS_ADD
+ FRR_ZAPI5_INTERFACE_ADDRESS_DELETE
+ FRR_ZAPI5_INTERFACE_UP
+ FRR_ZAPI5_INTERFACE_DOWN
+ FRR_ZAPI5_INTERFACE_SET_MASTER
+ FRR_ZAPI5_ROUTE_ADD
+ FRR_ZAPI5_ROUTE_DELETE
+ FRR_ZAPI5_ROUTE_NOTIFY_OWNER
+ FRR_ZAPI5_IPV4_ROUTE_ADD
+ FRR_ZAPI5_IPV4_ROUTE_DELETE
+ FRR_ZAPI5_IPV6_ROUTE_ADD
+ FRR_ZAPI5_IPV6_ROUTE_DELETE
+ FRR_ZAPI5_REDISTRIBUTE_ADD
+ FRR_ZAPI5_REDISTRIBUTE_DELETE
+ FRR_ZAPI5_REDISTRIBUTE_DEFAULT_ADD
+ FRR_ZAPI5_REDISTRIBUTE_DEFAULT_DELETE
+ FRR_ZAPI5_ROUTER_ID_ADD
+ FRR_ZAPI5_ROUTER_ID_DELETE
+ FRR_ZAPI5_ROUTER_ID_UPDATE
+ FRR_ZAPI5_HELLO
+ FRR_ZAPI5_CAPABILITIES
+ FRR_ZAPI5_NEXTHOP_REGISTER
+ FRR_ZAPI5_NEXTHOP_UNREGISTER
+ FRR_ZAPI5_NEXTHOP_UPDATE
+ FRR_ZAPI5_INTERFACE_NBR_ADDRESS_ADD
+ FRR_ZAPI5_INTERFACE_NBR_ADDRESS_DELETE
+ FRR_ZAPI5_INTERFACE_BFD_DEST_UPDATE
+ FRR_ZAPI5_IMPORT_ROUTE_REGISTER
+ FRR_ZAPI5_IMPORT_ROUTE_UNREGISTER
+ FRR_ZAPI5_IMPORT_CHECK_UPDATE
+ FRR_ZAPI5_IPV4_ROUTE_IPV6_NEXTHOP_ADD
+ FRR_ZAPI5_BFD_DEST_REGISTER
+ FRR_ZAPI5_BFD_DEST_DEREGISTER
+ FRR_ZAPI5_BFD_DEST_UPDATE
+ FRR_ZAPI5_BFD_DEST_REPLAY
+ FRR_ZAPI5_REDISTRIBUTE_ROUTE_ADD
+ FRR_ZAPI5_REDISTRIBUTE_ROUTE_DEL
+ FRR_ZAPI5_VRF_UNREGISTER
+ FRR_ZAPI5_VRF_ADD
+ FRR_ZAPI5_VRF_DELETE
+ FRR_ZAPI5_VRF_LABEL
+ FRR_ZAPI5_INTERFACE_VRF_UPDATE
+ FRR_ZAPI5_BFD_CLIENT_REGISTER
+ FRR_ZAPI5_INTERFACE_ENABLE_RADV
+ FRR_ZAPI5_INTERFACE_DISABLE_RADV
+ FRR_ZAPI5_IPV4_NEXTHOP_LOOKUP_MRIB
+ FRR_ZAPI5_INTERFACE_LINK_PARAMS
+ FRR_ZAPI5_MPLS_LABELS_ADD
+ FRR_ZAPI5_MPLS_LABELS_DELETE
+ FRR_ZAPI5_IPMR_ROUTE_STATS
+ FRR_ZAPI5_LABEL_MANAGER_CONNECT
+ FRR_ZAPI5_GET_LABEL_CHUNK
+ FRR_ZAPI5_RELEASE_LABEL_CHUNK
+ FRR_ZAPI5_FEC_REGISTER
+ FRR_ZAPI5_FEC_UNREGISTER
+ FRR_ZAPI5_FEC_UPDATE
+ FRR_ZAPI5_ADVERTISE_DEFAULT_GW
+ FRR_ZAPI5_ADVERTISE_SUBNET
+ FRR_ZAPI5_ADVERTISE_ALL_VNI
+ FRR_ZAPI5_VNI_ADD
+ FRR_ZAPI5_VNI_DEL
+ FRR_ZAPI5_L3VNI_ADD
+ FRR_ZAPI5_L3VNI_DEL
+ FRR_ZAPI5_REMOTE_VTEP_ADD
+ FRR_ZAPI5_REMOTE_VTEP_DEL
+ FRR_ZAPI5_MACIP_ADD
+ FRR_ZAPI5_MACIP_DEL
+ FRR_ZAPI5_IP_PREFIX_ROUTE_ADD
+ FRR_ZAPI5_IP_PREFIX_ROUTE_DEL
+ FRR_ZAPI5_REMOTE_MACIP_ADD
+ FRR_ZAPI5_REMOTE_MACIP_DEL
+ FRR_ZAPI5_PW_ADD
+ FRR_ZAPI5_PW_DELETE
+ FRR_ZAPI5_PW_SET
+ FRR_ZAPI5_PW_UNSET
+ FRR_ZAPI5_PW_STATUS_UPDATE
+ FRR_ZAPI5_RULE_ADD
+ FRR_ZAPI5_RULE_DELETE
+ FRR_ZAPI5_RULE_NOTIFY_OWNER
+ FRR_ZAPI5_TABLE_MANAGER_CONNECT
+ FRR_ZAPI5_GET_TABLE_CHUNK
+ FRR_ZAPI5_RELEASE_TABLE_CHUNK
+ FRR_ZAPI5_IPSET_CREATE
+ FRR_ZAPI5_IPSET_DESTROY
+ FRR_ZAPI5_IPSET_ENTRY_ADD
+ FRR_ZAPI5_IPSET_ENTRY_DELETE
+ FRR_ZAPI5_IPSET_NOTIFY_OWNER
+ FRR_ZAPI5_IPSET_ENTRY_NOTIFY_OWNER
+ FRR_ZAPI5_IPTABLE_ADD
+ FRR_ZAPI5_IPTABLE_DELETE
+ FRR_ZAPI5_IPTABLE_NOTIFY_OWNER
)
// For FRRouting.
@@ -279,27 +346,74 @@ const (
FRR_PW_STATUS_UPDATE
)
+// For Quagga.
+const (
+ _ API_TYPE = iota
+ INTERFACE_ADD
+ INTERFACE_DELETE
+ INTERFACE_ADDRESS_ADD
+ INTERFACE_ADDRESS_DELETE
+ INTERFACE_UP
+ INTERFACE_DOWN
+ IPV4_ROUTE_ADD
+ IPV4_ROUTE_DELETE
+ IPV6_ROUTE_ADD
+ IPV6_ROUTE_DELETE
+ REDISTRIBUTE_ADD
+ REDISTRIBUTE_DELETE
+ REDISTRIBUTE_DEFAULT_ADD
+ REDISTRIBUTE_DEFAULT_DELETE
+ IPV4_NEXTHOP_LOOKUP
+ IPV6_NEXTHOP_LOOKUP
+ IPV4_IMPORT_LOOKUP
+ IPV6_IMPORT_LOOKUP
+ INTERFACE_RENAME
+ ROUTER_ID_ADD
+ ROUTER_ID_DELETE
+ ROUTER_ID_UPDATE
+ HELLO
+ IPV4_NEXTHOP_LOOKUP_MRIB
+ VRF_UNREGISTER
+ INTERFACE_LINK_PARAMS
+ NEXTHOP_REGISTER
+ NEXTHOP_UNREGISTER
+ NEXTHOP_UPDATE
+ MESSAGE_MAX
+)
+
// Route Types.
//go:generate stringer -type=ROUTE_TYPE
type ROUTE_TYPE uint8
-// For Quagga.
+// For FRRouting version 4 and 5 (ZAPI version 5).
const (
- ROUTE_SYSTEM ROUTE_TYPE = iota
- ROUTE_KERNEL
- ROUTE_CONNECT
- ROUTE_STATIC
- ROUTE_RIP
- ROUTE_RIPNG
- ROUTE_OSPF
- ROUTE_OSPF6
- ROUTE_ISIS
- ROUTE_BGP
- ROUTE_PIM
- ROUTE_HSLS
- ROUTE_OLSR
- ROUTE_BABEL
- ROUTE_MAX
+ FRR_ZAPI5_ROUTE_SYSTEM ROUTE_TYPE = iota
+ FRR_ZAPI5_ROUTE_KERNEL
+ FRR_ZAPI5_ROUTE_CONNECT
+ FRR_ZAPI5_ROUTE_STATIC
+ FRR_ZAPI5_ROUTE_RIP
+ FRR_ZAPI5_ROUTE_RIPNG
+ FRR_ZAPI5_ROUTE_OSPF
+ FRR_ZAPI5_ROUTE_OSPF6
+ FRR_ZAPI5_ROUTE_ISIS
+ FRR_ZAPI5_ROUTE_BGP
+ FRR_ZAPI5_ROUTE_PIM
+ FRR_ZAPI5_ROUTE_EIGRP
+ FRR_ZAPI5_ROUTE_NHRP
+ FRR_ZAPI5_ROUTE_HSLS
+ FRR_ZAPI5_ROUTE_OLSR
+ FRR_ZAPI5_ROUTE_TABLE
+ FRR_ZAPI5_ROUTE_LDP
+ FRR_ZAPI5_ROUTE_VNC
+ FRR_ZAPI5_ROUTE_VNC_DIRECT
+ FRR_ZAPI5_ROUTE_VNC_DIRECT_RH
+ FRR_ZAPI5_ROUTE_BGP_DIRECT
+ FRR_ZAPI5_ROUTE_BGP_DIRECT_EXT
+ FRR_ZAPI5_ROUTE_BABEL
+ FRR_ZAPI5_ROUTE_SHARP
+ FRR_ZAPI5_ROUTE_PBR
+ FRR_ZAPI5_ROUTE_ALL
+ FRR_ZAPI5_ROUTE_MAX
)
// For FRRouting.
@@ -328,10 +442,84 @@ const (
FRR_ROUTE_MAX
)
+// For Quagga.
+const (
+ ROUTE_SYSTEM ROUTE_TYPE = iota
+ ROUTE_KERNEL
+ ROUTE_CONNECT
+ ROUTE_STATIC
+ ROUTE_RIP
+ ROUTE_RIPNG
+ ROUTE_OSPF
+ ROUTE_OSPF6
+ ROUTE_ISIS
+ ROUTE_BGP
+ ROUTE_PIM
+ ROUTE_HSLS
+ ROUTE_OLSR
+ ROUTE_BABEL
+ ROUTE_MAX
+)
+
+var routeTypeValueMapFrrZapi5 = map[string]ROUTE_TYPE{
+ "system": FRR_ZAPI5_ROUTE_SYSTEM,
+ "kernel": FRR_ZAPI5_ROUTE_KERNEL,
+ "connect": FRR_ZAPI5_ROUTE_CONNECT, // hack for backward compatibility
+ "directly-connected": FRR_ZAPI5_ROUTE_CONNECT,
+ "static": FRR_ZAPI5_ROUTE_STATIC,
+ "rip": FRR_ZAPI5_ROUTE_RIP,
+ "ripng": FRR_ZAPI5_ROUTE_RIPNG,
+ "ospf": FRR_ZAPI5_ROUTE_OSPF,
+ "ospf3": FRR_ZAPI5_ROUTE_OSPF6,
+ "isis": FRR_ZAPI5_ROUTE_ISIS,
+ "bgp": FRR_ZAPI5_ROUTE_BGP,
+ "pim": FRR_ZAPI5_ROUTE_PIM,
+ "eigrp": FRR_ZAPI5_ROUTE_EIGRP,
+ "nhrp": FRR_ZAPI5_ROUTE_EIGRP,
+ "hsls": FRR_ZAPI5_ROUTE_HSLS,
+ "olsr": FRR_ZAPI5_ROUTE_OLSR,
+ "table": FRR_ZAPI5_ROUTE_TABLE,
+ "ldp": FRR_ZAPI5_ROUTE_LDP,
+ "vnc": FRR_ZAPI5_ROUTE_VNC,
+ "vnc-direct": FRR_ZAPI5_ROUTE_VNC_DIRECT,
+ "vnc-direct-rh": FRR_ZAPI5_ROUTE_VNC_DIRECT_RH,
+ "bgp-direct": FRR_ZAPI5_ROUTE_BGP_DIRECT,
+ "bgp-direct-ext": FRR_ZAPI5_ROUTE_BGP_DIRECT_EXT,
+ "babel": FRR_ZAPI5_ROUTE_BABEL,
+ "sharp": FRR_ZAPI5_ROUTE_SHARP,
+ "pbr": FRR_ZAPI5_ROUTE_PBR,
+ "all": FRR_ZAPI5_ROUTE_ALL,
+}
+
+var routeTypeValueMapFrr = map[string]ROUTE_TYPE{
+ "system": FRR_ROUTE_SYSTEM,
+ "kernel": FRR_ROUTE_KERNEL,
+ "connect": FRR_ROUTE_CONNECT, // hack for backward compatibility
+ "directly-connected": FRR_ROUTE_CONNECT,
+ "static": FRR_ROUTE_STATIC,
+ "rip": FRR_ROUTE_RIP,
+ "ripng": FRR_ROUTE_RIPNG,
+ "ospf": FRR_ROUTE_OSPF,
+ "ospf3": FRR_ROUTE_OSPF6,
+ "isis": FRR_ROUTE_ISIS,
+ "bgp": FRR_ROUTE_BGP,
+ "pim": FRR_ROUTE_PIM,
+ "hsls": FRR_ROUTE_HSLS,
+ "olsr": FRR_ROUTE_OLSR,
+ "table": FRR_ROUTE_TABLE,
+ "ldp": FRR_ROUTE_LDP,
+ "vnc": FRR_ROUTE_VNC,
+ "vnc-direct": FRR_ROUTE_VNC_DIRECT,
+ "vnc-direct-rh": FRR_ROUTE_VNC_DIRECT_RH,
+ "bgp-direct": FRR_ROUTE_BGP_DIRECT,
+ "bgp-direct-ext": FRR_ROUTE_BGP_DIRECT_EXT,
+ "all": FRR_ROUTE_ALL,
+}
+
var routeTypeValueMap = map[string]ROUTE_TYPE{
"system": ROUTE_SYSTEM,
"kernel": ROUTE_KERNEL,
- "connect": ROUTE_CONNECT, // hack for backyard compatibility
+ "connect": ROUTE_CONNECT, // hack for backward compatibility
"directly-connected": ROUTE_CONNECT,
"static": ROUTE_STATIC,
"rip": ROUTE_RIP,
@@ -344,27 +532,93 @@ var routeTypeValueMap = map[string]ROUTE_TYPE{
"hsls": ROUTE_HSLS,
"olsr": ROUTE_OLSR,
"babel": ROUTE_BABEL,
- "table": FRR_ROUTE_TABLE,
- "ldp": FRR_ROUTE_LDP,
- "vnc": FRR_ROUTE_VNC,
- "vnc-direct": FRR_ROUTE_VNC_DIRECT,
- "vnc-direct-rh": FRR_ROUTE_VNC_DIRECT_RH,
- "bgp-direct": FRR_ROUTE_BGP_DIRECT,
- "bgp-direct-ext": FRR_ROUTE_BGP_DIRECT_EXT,
- "all": FRR_ROUTE_ALL,
}
-func RouteTypeFromString(typ string) (ROUTE_TYPE, error) {
- t, ok := routeTypeValueMap[typ]
+func RouteTypeFromString(typ string, version uint8) (ROUTE_TYPE, error) {
+ delegateRouteTypeValueMap := routeTypeValueMap
+ if version == 4 {
+ delegateRouteTypeValueMap = routeTypeValueMapFrr
+ } else if version >= 5 {
+ delegateRouteTypeValueMap = routeTypeValueMapFrrZapi5
+ }
+ t, ok := delegateRouteTypeValueMap[typ]
if ok {
return t, nil
}
return t, fmt.Errorf("unknown route type: %s", typ)
}
+func addressFamilyFromApi(Api API_TYPE, version uint8) uint8 {
+ if version <= 3 {
+ switch Api {
+ case IPV4_ROUTE_ADD, IPV4_ROUTE_DELETE, IPV4_NEXTHOP_LOOKUP, IPV4_IMPORT_LOOKUP:
+ return syscall.AF_INET
+ case IPV6_ROUTE_ADD, IPV6_ROUTE_DELETE, IPV6_NEXTHOP_LOOKUP, IPV6_IMPORT_LOOKUP:
+ return syscall.AF_INET6
+ }
+ } else if version == 4 {
+ switch Api {
+ case FRR_REDISTRIBUTE_IPV4_ADD, FRR_REDISTRIBUTE_IPV4_DEL, FRR_IPV4_ROUTE_ADD, FRR_IPV4_ROUTE_DELETE, FRR_IPV4_NEXTHOP_LOOKUP_MRIB:
+ return syscall.AF_INET
+ case FRR_REDISTRIBUTE_IPV6_ADD, FRR_REDISTRIBUTE_IPV6_DEL, FRR_IPV6_ROUTE_ADD, FRR_IPV6_ROUTE_DELETE:
+ return syscall.AF_INET6
+ }
+ } else if version == 5 {
+ switch Api {
+ case FRR_ZAPI5_IPV4_ROUTE_ADD, FRR_ZAPI5_IPV4_ROUTE_DELETE, FRR_ZAPI5_IPV4_NEXTHOP_LOOKUP_MRIB:
+ return syscall.AF_INET
+ case FRR_ZAPI5_IPV6_ROUTE_ADD, FRR_ZAPI5_IPV6_ROUTE_DELETE:
+ return syscall.AF_INET6
+ }
+ }
+ return syscall.AF_UNSPEC
+}
+
+func addressByteLength(family uint8) (int, error) {
+ switch family {
+ case syscall.AF_INET:
+ return net.IPv4len, nil
+ case syscall.AF_INET6:
+ return net.IPv6len, nil
+ }
+ return 0, fmt.Errorf("unknown address family: %d", family)
+}
+
+func ipFromFamily(family uint8, buf []byte) net.IP {
+ switch family {
+ case syscall.AF_INET:
+ return net.IP(buf).To4()
+ case syscall.AF_INET6:
+ return net.IP(buf).To16()
+ }
+ return nil
+}
+
// API Message Flags.
type MESSAGE_FLAG uint8
+// For FRRouting version 4 and 5 (ZAPI version 5).
+const (
+ FRR_ZAPI5_MESSAGE_NEXTHOP MESSAGE_FLAG = 0x01
+ FRR_ZAPI5_MESSAGE_DISTANCE MESSAGE_FLAG = 0x02
+ FRR_ZAPI5_MESSAGE_METRIC MESSAGE_FLAG = 0x04
+ FRR_ZAPI5_MESSAGE_TAG MESSAGE_FLAG = 0x08
+ FRR_ZAPI5_MESSAGE_MTU MESSAGE_FLAG = 0x10
+ FRR_ZAPI5_MESSAGE_SRCPFX MESSAGE_FLAG = 0x20
+ FRR_ZAPI5_MESSAGE_LABEL MESSAGE_FLAG = 0x40
+)
+
+// For FRRouting.
+const (
+ FRR_MESSAGE_NEXTHOP MESSAGE_FLAG = 0x01
+ FRR_MESSAGE_IFINDEX MESSAGE_FLAG = 0x02
+ FRR_MESSAGE_DISTANCE MESSAGE_FLAG = 0x04
+ FRR_MESSAGE_METRIC MESSAGE_FLAG = 0x08
+ FRR_MESSAGE_TAG MESSAGE_FLAG = 0x10
+ FRR_MESSAGE_MTU MESSAGE_FLAG = 0x20
+ FRR_MESSAGE_SRCPFX MESSAGE_FLAG = 0x40
+)
+
// For Quagga.
const (
MESSAGE_NEXTHOP MESSAGE_FLAG = 0x01
@@ -375,40 +629,45 @@ const (
MESSAGE_TAG MESSAGE_FLAG = 0x20
)
-func (t MESSAGE_FLAG) String() string {
+func (t MESSAGE_FLAG) String(version uint8) string {
var ss []string
- if t&MESSAGE_NEXTHOP > 0 {
+ if (version <= 3 && t&MESSAGE_NEXTHOP > 0) ||
+ (version == 4 && t&FRR_MESSAGE_NEXTHOP > 0) ||
+ (version == 5 && t&FRR_ZAPI5_MESSAGE_NEXTHOP > 0) {
ss = append(ss, "NEXTHOP")
}
- if t&MESSAGE_IFINDEX > 0 {
+ if (version <= 3 && t&MESSAGE_IFINDEX > 0) || (version == 4 && t&FRR_MESSAGE_IFINDEX > 0) {
ss = append(ss, "IFINDEX")
}
- if t&MESSAGE_DISTANCE > 0 {
+ if (version <= 3 && t&MESSAGE_DISTANCE > 0) ||
+ (version == 4 && t&FRR_MESSAGE_DISTANCE > 0) ||
+ (version == 5 && t&FRR_ZAPI5_MESSAGE_DISTANCE > 0) {
ss = append(ss, "DISTANCE")
}
- if t&MESSAGE_METRIC > 0 {
+ if (version <= 3 && t&MESSAGE_METRIC > 0) ||
+ (version == 4 && t&FRR_MESSAGE_METRIC > 0) ||
+ (version == 5 && t&FRR_ZAPI5_MESSAGE_METRIC > 0) {
ss = append(ss, "METRIC")
}
- if t&MESSAGE_MTU > 0 {
+ if (version <= 3 && t&MESSAGE_MTU > 0) || (version == 4 && t&FRR_MESSAGE_MTU > 0) ||
+ (version == 5 && t&FRR_ZAPI5_MESSAGE_MTU > 0) {
ss = append(ss, "MTU")
}
- if t&MESSAGE_TAG > 0 {
+ if (version <= 3 && t&MESSAGE_TAG > 0) || (version == 4 && t&FRR_MESSAGE_TAG > 0) ||
+ (version == 5 && t&FRR_ZAPI5_MESSAGE_TAG > 0) {
ss = append(ss, "TAG")
}
+ if (version == 4 && t&FRR_MESSAGE_SRCPFX > 0) ||
+ (version == 5 && t&FRR_ZAPI5_MESSAGE_SRCPFX > 0) {
+ ss = append(ss, "SRCPFX")
+ }
+ if version == 5 && t&FRR_ZAPI5_MESSAGE_LABEL > 0 {
+ ss = append(ss, "LABLE")
+ }
+
return strings.Join(ss, "|")
}
-// For FRRouting.
-const (
- FRR_MESSAGE_NEXTHOP MESSAGE_FLAG = 0x01
- FRR_MESSAGE_IFINDEX MESSAGE_FLAG = 0x02
- FRR_MESSAGE_DISTANCE MESSAGE_FLAG = 0x04
- FRR_MESSAGE_METRIC MESSAGE_FLAG = 0x08
- FRR_MESSAGE_TAG MESSAGE_FLAG = 0x10
- FRR_MESSAGE_MTU MESSAGE_FLAG = 0x20
- FRR_MESSAGE_SRCPFX MESSAGE_FLAG = 0x40
-)
-
// Message Flags
type FLAG uint64
@@ -423,6 +682,7 @@ const (
FLAG_REJECT FLAG = 0x80
FLAG_SCOPE_LINK FLAG = 0x100
FLAG_FIB_OVERRIDE FLAG = 0x200
+ FLAG_EVPN_ROUTE FLAG = 0x400
)
func (t FLAG) String() string {
@@ -457,36 +717,55 @@ func (t FLAG) String() string {
if t&FLAG_FIB_OVERRIDE > 0 {
ss = append(ss, "FLAG_FIB_OVERRIDE")
}
+ if t&FLAG_EVPN_ROUTE > 0 {
+ ss = append(ss, "FLAG_EVPN_ROUTE")
+ }
+
return strings.Join(ss, "|")
}
-// Nexthop Flags.
-//go:generate stringer -type=NEXTHOP_FLAG
-type NEXTHOP_FLAG uint8
+// Nexthop Types.
+//go:generate stringer -type=NEXTHOP_TYPE
+type NEXTHOP_TYPE uint8
+
+// For FRRouting.
+const (
+ _ NEXTHOP_TYPE = iota
+ FRR_NEXTHOP_TYPE_IFINDEX
+ FRR_NEXTHOP_TYPE_IPV4
+ FRR_NEXTHOP_TYPE_IPV4_IFINDEX
+ FRR_NEXTHOP_TYPE_IPV6
+ FRR_NEXTHOP_TYPE_IPV6_IFINDEX
+ FRR_NEXTHOP_TYPE_BLACKHOLE
+)
// For Quagga.
const (
- _ NEXTHOP_FLAG = iota
- NEXTHOP_IFINDEX
- NEXTHOP_IFNAME
- NEXTHOP_IPV4
- NEXTHOP_IPV4_IFINDEX
- NEXTHOP_IPV4_IFNAME
- NEXTHOP_IPV6
- NEXTHOP_IPV6_IFINDEX
- NEXTHOP_IPV6_IFNAME
- NEXTHOP_BLACKHOLE
+ _ NEXTHOP_TYPE = iota
+ NEXTHOP_TYPE_IFINDEX
+ NEXTHOP_TYPE_IFNAME
+ NEXTHOP_TYPE_IPV4
+ NEXTHOP_TYPE_IPV4_IFINDEX
+ NEXTHOP_TYPE_IPV4_IFNAME
+ NEXTHOP_TYPE_IPV6
+ NEXTHOP_TYPE_IPV6_IFINDEX
+ NEXTHOP_TYPE_IPV6_IFNAME
+ NEXTHOP_TYPE_BLACKHOLE
)
-// For FRRouting.
+// Nexthop Flags.
+//go:generate stringer -type=NEXTHOP_FLAG
+type NEXTHOP_FLAG uint8
+
const (
- _ NEXTHOP_FLAG = iota
- FRR_NEXTHOP_IFINDEX
- FRR_NEXTHOP_IPV4
- FRR_NEXTHOP_IPV4_IFINDEX
- FRR_NEXTHOP_IPV6
- FRR_NEXTHOP_IPV6_IFINDEX
- FRR_NEXTHOP_BLACKHOLE
+ NEXTHOP_FLAG_ACTIVE NEXTHOP_FLAG = 0x01 // This nexthop is alive.
+ NEXTHOP_FLAG_FIB NEXTHOP_FLAG = 0x02 // FIB nexthop.
+ NEXTHOP_FLAG_RECURSIVE NEXTHOP_FLAG = 0x04 // Recursive nexthop.
+ NEXTHOP_FLAG_ONLINK NEXTHOP_FLAG = 0x08 // Nexthop should be installed onlink.
+ NEXTHOP_FLAG_MATCHED NEXTHOP_FLAG = 0x10 // Already matched vs a nexthop
+ NEXTHOP_FLAG_FILTERED NEXTHOP_FLAG = 0x20 // rmap filtered (version >= 4)
+ NEXTHOP_FLAG_DUPLICATE NEXTHOP_FLAG = 0x40 // nexthop duplicates (version >= 5)
+ NEXTHOP_FLAG_EVPN_RVTEP NEXTHOP_FLAG = 0x80 // EVPN remote vtep nexthop (version >= 5)
)
// Interface PTM Enable Configuration.
@@ -526,8 +805,8 @@ func NewClient(network, address string, typ ROUTE_TYPE, version uint8) (*Client,
incoming := make(chan *Message, 64)
if version < 2 {
version = 2
- } else if version > 4 {
- version = 4
+ } else if version > 5 {
+ version = 5
}
c := &Client{
@@ -670,7 +949,7 @@ func (c *Client) Send(m *Message) {
c.outgoing <- m
}
-func (c *Client) SendCommand(command API_TYPE, vrfId uint16, body Body) error {
+func (c *Client) SendCommand(command API_TYPE, vrfId uint32, body Body) error {
var marker uint8 = HEADER_MARKER
if c.Version >= 4 {
marker = FRR_HEADER_MARKER
@@ -692,13 +971,15 @@ func (c *Client) SendCommand(command API_TYPE, vrfId uint16, body Body) error {
func (c *Client) SendHello() error {
if c.redistDefault > 0 {
command := HELLO
+ if c.Version == 4 {
+ command = FRR_HELLO
+ } else if c.Version >= 5 {
+ command = FRR_ZAPI5_HELLO
+ }
body := &HelloBody{
RedistDefault: c.redistDefault,
Instance: 0,
}
- if c.Version >= 4 {
- command = FRR_HELLO
- }
return c.SendCommand(command, VRF_DEFAULT, body)
}
return nil
@@ -706,21 +987,25 @@ func (c *Client) SendHello() error {
func (c *Client) SendRouterIDAdd() error {
command := ROUTER_ID_ADD
- if c.Version >= 4 {
+ if c.Version == 4 {
command = FRR_ROUTER_ID_ADD
+ } else if c.Version >= 5 {
+ command = FRR_ZAPI5_ROUTER_ID_ADD
}
return c.SendCommand(command, VRF_DEFAULT, nil)
}
func (c *Client) SendInterfaceAdd() error {
command := INTERFACE_ADD
- if c.Version >= 4 {
+ if c.Version == 4 {
command = FRR_INTERFACE_ADD
+ } else if c.Version >= 5 {
+ command = FRR_ZAPI5_INTERFACE_ADD
}
return c.SendCommand(command, VRF_DEFAULT, nil)
}
-func (c *Client) SendRedistribute(t ROUTE_TYPE, vrfId uint16) error {
+func (c *Client) SendRedistribute(t ROUTE_TYPE, vrfId uint32) error {
command := REDISTRIBUTE_ADD
if c.redistDefault != t {
bodies := make([]*RedistributeBody, 0)
@@ -730,6 +1015,9 @@ func (c *Client) SendRedistribute(t ROUTE_TYPE, vrfId uint16) error {
})
} else { // version >= 4
command = FRR_REDISTRIBUTE_ADD
+ if c.Version >= 5 {
+ command = FRR_ZAPI5_REDISTRIBUTE_ADD
+ }
for _, afi := range []AFI{AFI_IP, AFI_IP6} {
bodies = append(bodies, &RedistributeBody{
Afi: afi,
@@ -750,8 +1038,10 @@ func (c *Client) SendRedistribute(t ROUTE_TYPE, vrfId uint16) error {
func (c *Client) SendRedistributeDelete(t ROUTE_TYPE) error {
if t < ROUTE_MAX {
command := REDISTRIBUTE_DELETE
- if c.Version >= 4 {
+ if c.Version == 4 {
command = FRR_REDISTRIBUTE_DELETE
+ } else if c.Version >= 5 {
+ command = FRR_ZAPI5_REDISTRIBUTE_DELETE
}
body := &RedistributeBody{
Redist: t,
@@ -762,10 +1052,10 @@ func (c *Client) SendRedistributeDelete(t ROUTE_TYPE) error {
}
}
-func (c *Client) SendIPRoute(vrfId uint16, body *IPRouteBody, isWithdraw bool) error {
+func (c *Client) SendIPRoute(vrfId uint32, body *IPRouteBody, isWithdraw bool) error {
command := IPV4_ROUTE_ADD
if c.Version <= 3 {
- if body.Prefix.To4() != nil {
+ if body.Prefix.Prefix.To4() != nil {
if isWithdraw {
command = IPV4_ROUTE_DELETE
}
@@ -776,8 +1066,8 @@ func (c *Client) SendIPRoute(vrfId uint16, body *IPRouteBody, isWithdraw bool) e
command = IPV6_ROUTE_ADD
}
}
- } else { // version >= 4
- if body.Prefix.To4() != nil {
+ } else if c.Version == 4 { // version >= 4
+ if body.Prefix.Prefix.To4() != nil {
if isWithdraw {
command = FRR_IPV4_ROUTE_DELETE
} else {
@@ -790,11 +1080,17 @@ func (c *Client) SendIPRoute(vrfId uint16, body *IPRouteBody, isWithdraw bool) e
command = FRR_IPV6_ROUTE_ADD
}
}
+ } else { // version >= 5
+ if isWithdraw {
+ command = FRR_ZAPI5_ROUTE_DELETE
+ } else {
+ command = FRR_ZAPI5_ROUTE_ADD
+ }
}
return c.SendCommand(command, vrfId, body)
}
-func (c *Client) SendNexthopRegister(vrfId uint16, body *NexthopRegisterBody, isWithdraw bool) error {
+func (c *Client) SendNexthopRegister(vrfId uint32, body *NexthopRegisterBody, isWithdraw bool) error {
// Note: NEXTHOP_REGISTER and NEXTHOP_UNREGISTER messages are not
// supported in Zebra protocol version<3.
if c.Version < 3 {
@@ -805,12 +1101,18 @@ func (c *Client) SendNexthopRegister(vrfId uint16, body *NexthopRegisterBody, is
if isWithdraw {
command = NEXTHOP_UNREGISTER
}
- } else { // version >= 4
+ } else if c.Version == 4 { // version >= 4
if isWithdraw {
command = FRR_NEXTHOP_UNREGISTER
} else {
command = FRR_NEXTHOP_REGISTER
}
+ } else { // version >= 5
+ if isWithdraw {
+ command = FRR_ZAPI5_NEXTHOP_UNREGISTER
+ } else {
+ command = FRR_ZAPI5_NEXTHOP_REGISTER
+ }
}
return c.SendCommand(command, vrfId, body)
}
@@ -824,7 +1126,7 @@ type Header struct {
Len uint16
Marker uint8
Version uint8
- VrfId uint16
+ VrfId uint32 // ZAPI v4: 16bits, v5: 32bits
Command API_TYPE
}
@@ -839,6 +1141,9 @@ func (h *Header) Serialize() ([]byte, error) {
case 3, 4:
binary.BigEndian.PutUint16(buf[4:6], uint16(h.VrfId))
binary.BigEndian.PutUint16(buf[6:8], uint16(h.Command))
+ case 5:
+ binary.BigEndian.PutUint32(buf[4:8], uint32(h.VrfId))
+ binary.BigEndian.PutUint16(buf[8:10], uint16(h.Command))
default:
return nil, fmt.Errorf("Unsupported ZAPI version: %d", h.Version)
}
@@ -859,8 +1164,11 @@ func (h *Header) DecodeFromBytes(data []byte) error {
case 2:
h.Command = API_TYPE(binary.BigEndian.Uint16(data[4:6]))
case 3, 4:
- h.VrfId = binary.BigEndian.Uint16(data[4:6])
+ h.VrfId = uint32(binary.BigEndian.Uint16(data[4:6]))
h.Command = API_TYPE(binary.BigEndian.Uint16(data[6:8]))
+ case 5:
+ h.VrfId = binary.BigEndian.Uint32(data[4:8])
+ h.Command = API_TYPE(binary.BigEndian.Uint16(data[8:10]))
default:
return fmt.Errorf("Unsupported ZAPI version: %d", h.Version)
}
@@ -893,25 +1201,42 @@ func (b *UnknownBody) String() string {
type HelloBody struct {
RedistDefault ROUTE_TYPE
Instance uint16
+ ReceiveNotify uint8
}
+// Reference: zread_hello function in zebra/zserv.c of Quagga1.2.x (ZAPI3)
+// Reference: zread_hello function in zebra/zserv.c of FRR3.x (ZAPI4)
+// Reference: zread_hello function in zebra/zapi_msg.c of FRR5.x (ZAPI5)
func (b *HelloBody) DecodeFromBytes(data []byte, version uint8) error {
b.RedistDefault = ROUTE_TYPE(data[0])
if version >= 4 {
b.Instance = binary.BigEndian.Uint16(data[1:3])
+ if version >= 5 {
+ b.ReceiveNotify = data[3]
+ }
}
return nil
}
+// Reference: zebra_hello_send function in lib/zclient.c of Quagga1.2.x (ZAPI3)
+// Reference: zebra_hello_send function in lib/zclient.c of FRR3.x (ZAPI4)
+// Reference: zebra_hello_send function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *HelloBody) Serialize(version uint8) ([]byte, error) {
if version <= 3 {
return []byte{uint8(b.RedistDefault)}, nil
} else { // version >= 4
- buf := make([]byte, 3)
+ var buf []byte
+ if version == 4 {
+ buf = make([]byte, 3)
+ } else if version >= 5 {
+ buf = make([]byte, 4)
+ }
buf[0] = uint8(b.RedistDefault)
binary.BigEndian.PutUint16(buf[1:3], b.Instance)
+ if version >= 5 {
+ buf[3] = b.ReceiveNotify
+ }
return buf, nil
-
}
}
@@ -927,6 +1252,9 @@ type RedistributeBody struct {
Instance uint16
}
+// Reference: zebra_redistribute_add function in zebra/redistribute.c of Quagga1.2.x (ZAPI3)
+// Reference: zebra_redistribute_add function in zebra/redistribute.c of FRR3.x (ZAPI4)
+// Reference: zebra_redistribute_add function in zebra/redistribute.c of FRR5.x (ZAPI5)
func (b *RedistributeBody) DecodeFromBytes(data []byte, version uint8) error {
if version <= 3 {
b.Redist = ROUTE_TYPE(data[0])
@@ -938,6 +1266,9 @@ func (b *RedistributeBody) DecodeFromBytes(data []byte, version uint8) error {
return nil
}
+// Reference: zebra_redistribute_send function in lib/zclient.c of Quagga1.2.x (ZAPI4)
+// Reference: zebra_redistribute_send function in lib/zclient.c of FRR3.x (ZAPI4)
+// Reference: zebra_redistribute_send function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *RedistributeBody) Serialize(version uint8) ([]byte, error) {
if version <= 3 {
return []byte{uint8(b.Redist)}, nil
@@ -956,6 +1287,26 @@ func (b *RedistributeBody) String() string {
b.Afi.String(), b.Redist.String(), b.Instance)
}
+type LinkParam struct {
+ Status uint32
+ TeMetric uint32
+ MaxBw float32
+ MaxRsvBw float32
+ UnrsvBw [8]float32
+ BwClassNum uint32
+ AdminGroup uint32
+ RemoteAS uint32
+ RemoteIP net.IP
+ AveDelay uint32
+ MinDelay uint32
+ MaxDelay uint32
+ DelayVar uint32
+ PktLoss float32
+ ResidualBw float32
+ AvailableBw float32
+ UseBw float32
+}
+
type InterfaceUpdateBody struct {
Name string
Index uint32
@@ -970,8 +1321,12 @@ type InterfaceUpdateBody struct {
Bandwidth uint32
Linktype LINK_TYPE
HardwareAddr net.HardwareAddr
+ LinkParam LinkParam
}
+// Reference: zebra_interface_if_set_value function in lib/zclient.c of Quagga1.2.x (ZAPI4)
+// Reference: zebra_interface_if_set_value function in lib/zclient.c of FRR3.x (ZAPI4)
+// Reference: zebra_interface_if_set_value function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *InterfaceUpdateBody) DecodeFromBytes(data []byte, version uint8) error {
if len(data) < INTERFACE_NAMSIZ+29 {
return fmt.Errorf("lack of bytes. need %d but %d", INTERFACE_NAMSIZ+29, len(data))
@@ -1008,6 +1363,32 @@ func (b *InterfaceUpdateBody) DecodeFromBytes(data []byte, version uint8) error
}
b.HardwareAddr = data[4 : 4+l]
}
+ if version >= 5 {
+ LinkParam := data[4+l]
+ if LinkParam > 0 {
+ data = data[5+l:]
+ b.LinkParam.Status = binary.BigEndian.Uint32(data[0:4])
+ b.LinkParam.TeMetric = binary.BigEndian.Uint32(data[4:8])
+ b.LinkParam.MaxBw = math.Float32frombits(binary.BigEndian.Uint32(data[8:12]))
+ b.LinkParam.MaxRsvBw = math.Float32frombits(binary.BigEndian.Uint32(data[12:16]))
+ b.LinkParam.BwClassNum = binary.BigEndian.Uint32(data[16:20])
+ for i := uint32(0); i < b.LinkParam.BwClassNum; i++ {
+ b.LinkParam.UnrsvBw[i] = math.Float32frombits(binary.BigEndian.Uint32(data[20+i*4 : 24+i*4]))
+ }
+ data = data[20+b.LinkParam.BwClassNum*4:]
+ b.LinkParam.AdminGroup = binary.BigEndian.Uint32(data[0:4])
+ b.LinkParam.RemoteAS = binary.BigEndian.Uint32(data[4:8])
+ b.LinkParam.RemoteIP = data[8:12]
+ b.LinkParam.AveDelay = binary.BigEndian.Uint32(data[12:16])
+ b.LinkParam.MinDelay = binary.BigEndian.Uint32(data[16:20])
+ b.LinkParam.MaxDelay = binary.BigEndian.Uint32(data[20:24])
+ b.LinkParam.DelayVar = binary.BigEndian.Uint32(data[24:28])
+ b.LinkParam.PktLoss = math.Float32frombits(binary.BigEndian.Uint32(data[28:32]))
+ b.LinkParam.ResidualBw = math.Float32frombits(binary.BigEndian.Uint32(data[32:36]))
+ b.LinkParam.AvailableBw = math.Float32frombits(binary.BigEndian.Uint32(data[36:40]))
+ b.LinkParam.UseBw = math.Float32frombits(binary.BigEndian.Uint32(data[40:44]))
+ }
+ }
return nil
}
@@ -1033,18 +1414,16 @@ type InterfaceAddressUpdateBody struct {
Destination net.IP
}
+// Reference: zebra_interface_address_read function in lib/zclient.c of Quagga1.2.x (ZAPI4)
+// Reference: zebra_interface_address_read function in lib/zclient.c of FRR3.x (ZAPI4)
+// Reference: zebra_interface_address_read function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *InterfaceAddressUpdateBody) DecodeFromBytes(data []byte, version uint8) error {
b.Index = binary.BigEndian.Uint32(data[:4])
b.Flags = INTERFACE_ADDRESS_FLAG(data[4])
family := data[5]
- var addrlen int8
- switch family {
- case syscall.AF_INET:
- addrlen = net.IPv4len
- case syscall.AF_INET6:
- addrlen = net.IPv6len
- default:
- return fmt.Errorf("unknown address family: %d", family)
+ addrlen, err := addressByteLength(family)
+ if err != nil {
+ return err
}
b.Prefix = data[6 : 6+addrlen]
b.Length = data[6+addrlen]
@@ -1067,16 +1446,15 @@ type RouterIDUpdateBody struct {
Prefix net.IP
}
+// Reference: zebra_router_id_update_read function in lib/zclient.c of Quagga1.2.x (ZAPI4)
+// Reference: zebra_router_id_update_read function in lib/zclient.c of FRR3.x (ZAPI4)
+// Reference: zebra_router_id_update_read function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *RouterIDUpdateBody) DecodeFromBytes(data []byte, version uint8) error {
family := data[0]
- var addrlen int8
- switch family {
- case syscall.AF_INET:
- addrlen = net.IPv4len
- case syscall.AF_INET6:
- addrlen = net.IPv6len
- default:
- return fmt.Errorf("unknown address family: %d", family)
+
+ addrlen, err := addressByteLength(family)
+ if err != nil {
+ return err
}
b.Prefix = data[1 : 1+addrlen]
b.Length = data[1+addrlen]
@@ -1091,149 +1469,264 @@ func (b *RouterIDUpdateBody) String() string {
return fmt.Sprintf("id: %s/%d", b.Prefix.String(), b.Length)
}
+/*
+ Reference: struct zapi_nexthop in lib/zclient.h of FRR5.x (ZAPI5)
+*/
+type Nexthop struct {
+ Type NEXTHOP_TYPE
+ VrfId uint32
+ Ifindex uint32
+ Gate net.IP
+ BlackholeType uint8
+ LabelNum uint8
+ MplsLabels []uint32
+}
+
+func (n *Nexthop) String() string {
+ s := fmt.Sprintf(
+ "type: %s, gate: %s, ifindex: %d",
+ n.Type.String(), n.Gate.String(), n.Ifindex)
+ return s
+}
+
+type Prefix struct {
+ Family uint8
+ PrefixLen uint8
+ Prefix net.IP
+}
+
type IPRouteBody struct {
- Type ROUTE_TYPE
- Instance uint16
- Flags FLAG
- Message MESSAGE_FLAG
- SAFI SAFI
- Prefix net.IP
- PrefixLength uint8
- SrcPrefix net.IP
- SrcPrefixLength uint8
- Nexthops []net.IP
- Ifindexs []uint32
- Distance uint8
- Metric uint32
- Mtu uint32
- Tag uint32
- Api API_TYPE
-}
-
-func (b *IPRouteBody) RouteFamily() bgp.RouteFamily {
- switch b.Api {
- case IPV4_ROUTE_ADD, IPV4_ROUTE_DELETE, FRR_REDISTRIBUTE_IPV4_ADD, FRR_REDISTRIBUTE_IPV4_DEL:
+ Type ROUTE_TYPE
+ Instance uint16
+ Flags FLAG
+ Message MESSAGE_FLAG
+ SAFI SAFI
+ Prefix Prefix
+ SrcPrefix Prefix
+ Nexthops []Nexthop
+ Distance uint8
+ Metric uint32
+ Mtu uint32
+ Tag uint32
+ Rmac [6]byte
+ Api API_TYPE
+}
+
+func (b *IPRouteBody) RouteFamily(version uint8) bgp.RouteFamily {
+ if b == nil {
+ return bgp.RF_OPAQUE
+ }
+ family := addressFamilyFromApi(b.Api, version)
+ if family == syscall.AF_UNSPEC {
+ if b.Prefix.Prefix.To4() != nil {
+ family = syscall.AF_INET
+ } else if b.Prefix.Prefix.To16() != nil {
+ family = syscall.AF_INET6
+ }
+ }
+ switch family {
+ case syscall.AF_INET:
return bgp.RF_IPv4_UC
- case IPV6_ROUTE_ADD, IPV6_ROUTE_DELETE, FRR_REDISTRIBUTE_IPV6_ADD, FRR_REDISTRIBUTE_IPV6_DEL:
+ case syscall.AF_INET6:
return bgp.RF_IPv6_UC
- default:
- return bgp.RF_OPAQUE
}
+ return bgp.RF_OPAQUE
}
-func (b *IPRouteBody) IsWithdraw() bool {
- switch b.Api {
- case IPV4_ROUTE_DELETE, FRR_REDISTRIBUTE_IPV4_DEL, IPV6_ROUTE_DELETE, FRR_REDISTRIBUTE_IPV6_DEL:
- return true
- default:
- return false
+func (b *IPRouteBody) IsWithdraw(version uint8) bool {
+ if version <= 3 {
+ switch b.Api {
+ case IPV4_ROUTE_DELETE, IPV6_ROUTE_DELETE:
+ return true
+ }
+ } else if version == 4 {
+ switch b.Api {
+ case FRR_IPV4_ROUTE_DELETE, FRR_IPV6_ROUTE_DELETE, FRR_REDISTRIBUTE_IPV4_DEL, FRR_REDISTRIBUTE_IPV6_DEL:
+ return true
+ }
+ } else if version >= 5 {
+ switch b.Api {
+ case FRR_ZAPI5_ROUTE_DELETE, FRR_ZAPI5_REDISTRIBUTE_ROUTE_DEL:
+ return true
+ }
}
+ return false
}
+// Reference: zapi_ipv4_route function in lib/zclient.c of Quagga1.2.x (ZAPI3)
+// Reference: zapi_ipv4_route function in lib/zclient.c of FRR3.x (ZAPI4)
+// Reference: zapi_route_encode function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *IPRouteBody) Serialize(version uint8) ([]byte, error) {
-
var buf []byte
- nhfIPv4 := uint8(NEXTHOP_IPV4)
- nhfIPv6 := uint8(NEXTHOP_IPV6)
- nhfIndx := uint8(NEXTHOP_IFINDEX)
- nhfBlkH := uint8(NEXTHOP_BLACKHOLE)
if version <= 3 {
buf = make([]byte, 5)
- buf[0] = uint8(b.Type)
+ } else if version == 4 {
+ buf = make([]byte, 10)
+ } else { // version >= 5
+ buf = make([]byte, 9)
+ }
+ buf[0] = uint8(b.Type)
+ if version <= 3 {
buf[1] = uint8(b.Flags)
buf[2] = uint8(b.Message)
binary.BigEndian.PutUint16(buf[3:5], uint16(b.SAFI))
} else { // version >= 4
- buf = make([]byte, 10)
- buf[0] = uint8(b.Type)
binary.BigEndian.PutUint16(buf[1:3], uint16(b.Instance))
binary.BigEndian.PutUint32(buf[3:7], uint32(b.Flags))
buf[7] = uint8(b.Message)
- binary.BigEndian.PutUint16(buf[8:10], uint16(b.SAFI))
- nhfIPv4 = uint8(FRR_NEXTHOP_IPV4)
- nhfIPv6 = uint8(FRR_NEXTHOP_IPV6)
- nhfIndx = uint8(FRR_NEXTHOP_IFINDEX)
- nhfBlkH = uint8(FRR_NEXTHOP_BLACKHOLE)
- }
- byteLen := (int(b.PrefixLength) + 7) / 8
- buf = append(buf, b.PrefixLength)
- buf = append(buf, b.Prefix[:byteLen]...)
- if b.Message&FRR_MESSAGE_SRCPFX > 0 {
- byteLen = (int(b.SrcPrefixLength) + 7) / 8
- buf = append(buf, b.SrcPrefixLength)
- buf = append(buf, b.SrcPrefix[:byteLen]...)
- }
-
- if b.Message&MESSAGE_NEXTHOP > 0 {
- if b.Flags&FLAG_BLACKHOLE > 0 {
- buf = append(buf, []byte{1, nhfBlkH}...)
- } else {
- buf = append(buf, uint8(len(b.Nexthops)+len(b.Ifindexs)))
+ if version == 4 {
+ binary.BigEndian.PutUint16(buf[8:10], uint16(b.SAFI))
+ } else { // version >= 5
+ buf[8] = uint8(b.SAFI)
+ if b.Flags&FLAG_EVPN_ROUTE > 0 {
+ // size of struct ethaddr is 6 octets defined by ETH_ALEN
+ buf = append(buf, b.Rmac[:6]...)
+ }
+ if b.Prefix.Family == syscall.AF_UNSPEC {
+ if b.Prefix.Prefix.To4() != nil {
+ b.Prefix.Family = syscall.AF_INET
+ } else if b.Prefix.Prefix.To16() != nil {
+ b.Prefix.Family = syscall.AF_INET6
+ }
+ }
+ buf = append(buf, b.Prefix.Family)
}
-
- for _, v := range b.Nexthops {
- if v.To4() != nil {
- buf = append(buf, nhfIPv4)
- buf = append(buf, v.To4()...)
+ }
+ byteLen := (int(b.Prefix.PrefixLen) + 7) / 8
+ buf = append(buf, b.Prefix.PrefixLen)
+ buf = append(buf, b.Prefix.Prefix[:byteLen]...)
+
+ if (version == 4 && b.Message&FRR_MESSAGE_SRCPFX > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_SRCPFX > 0) {
+ byteLen = (int(b.SrcPrefix.PrefixLen) + 7) / 8
+ buf = append(buf, b.SrcPrefix.PrefixLen)
+ buf = append(buf, b.SrcPrefix.Prefix[:byteLen]...)
+ }
+ if (version <= 3 && b.Message&MESSAGE_NEXTHOP > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_NEXTHOP > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_NEXTHOP > 0) {
+ if version < 5 {
+ if b.Flags&FLAG_BLACKHOLE > 0 {
+ buf = append(buf, []byte{1, uint8(NEXTHOP_TYPE_BLACKHOLE)}...)
} else {
- buf = append(buf, nhfIPv6)
- buf = append(buf, v.To16()...)
+ buf = append(buf, uint8(len(b.Nexthops)))
}
- }
-
- for _, v := range b.Ifindexs {
- buf = append(buf, nhfIndx)
- bbuf := make([]byte, 4)
- binary.BigEndian.PutUint32(bbuf, v)
+ } else { // version == 5
+ bbuf := make([]byte, 2)
+ binary.BigEndian.PutUint16(bbuf, uint16(len(b.Nexthops)))
buf = append(buf, bbuf...)
}
- }
+ for _, nexthop := range b.Nexthops {
+ if version == 5 {
+ bbuf := make([]byte, 4)
+ binary.BigEndian.PutUint32(bbuf, nexthop.VrfId)
+ buf = append(buf, bbuf...)
+ }
- if b.Message&MESSAGE_DISTANCE > 0 {
- buf = append(buf, b.Distance)
- }
- if b.Message&MESSAGE_METRIC > 0 {
- bbuf := make([]byte, 4)
- binary.BigEndian.PutUint32(bbuf, b.Metric)
- buf = append(buf, bbuf...)
- }
- if version <= 3 {
- if b.Message&MESSAGE_MTU > 0 {
- bbuf := make([]byte, 4)
- binary.BigEndian.PutUint32(bbuf, b.Mtu)
- buf = append(buf, bbuf...)
+ if nexthop.Type == NEXTHOP_TYPE(0) {
+ if nexthop.Gate.To4() != nil {
+ if version <= 3 {
+ nexthop.Type = NEXTHOP_TYPE_IPV4
+ } else {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IPV4
+ }
+ if version == 5 && nexthop.Ifindex > 0 {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IPV4_IFINDEX
+ }
+ } else if nexthop.Gate.To16() != nil {
+ if version <= 3 {
+ nexthop.Type = NEXTHOP_TYPE_IPV6
+ } else {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IPV6
+ }
+ if version == 5 && nexthop.Ifindex > 0 {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IPV6_IFINDEX
+ }
+ } else if nexthop.Ifindex > 0 {
+ if version <= 3 {
+ nexthop.Type = NEXTHOP_TYPE_IFINDEX
+ } else {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IFINDEX
+ }
+ } else if version >= 5 {
+ nexthop.Type = FRR_NEXTHOP_TYPE_BLACKHOLE
+ }
+ }
+
+ buf = append(buf, uint8(nexthop.Type))
+
+ if (version <= 3 && nexthop.Type == NEXTHOP_TYPE_IPV4) ||
+ (version >= 4 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV4) {
+ buf = append(buf, nexthop.Gate.To4()...)
+ } else if (version <= 3 && nexthop.Type == NEXTHOP_TYPE_IPV6) ||
+ (version >= 4 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV6) {
+ buf = append(buf, nexthop.Gate.To16()...)
+ } else if (version <= 3 && nexthop.Type == NEXTHOP_TYPE_IFINDEX) ||
+ (version >= 4 && nexthop.Type == FRR_NEXTHOP_TYPE_IFINDEX) {
+ bbuf := make([]byte, 4)
+ binary.BigEndian.PutUint32(bbuf, nexthop.Ifindex)
+ buf = append(buf, bbuf...)
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV4_IFINDEX {
+ buf = append(buf, nexthop.Gate.To4()...)
+ bbuf := make([]byte, 4)
+ binary.BigEndian.PutUint32(bbuf, nexthop.Ifindex)
+ buf = append(buf, bbuf...)
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV6_IFINDEX {
+ buf = append(buf, nexthop.Gate.To16()...)
+ bbuf := make([]byte, 4)
+ binary.BigEndian.PutUint32(bbuf, nexthop.Ifindex)
+ buf = append(buf, bbuf...)
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_BLACKHOLE {
+ buf = append(buf, uint8(nexthop.BlackholeType))
+ }
+ if version == 5 && b.Message&FRR_ZAPI5_MESSAGE_LABEL > 0 {
+ buf = append(buf, nexthop.LabelNum)
+ bbuf := make([]byte, 4)
+ binary.BigEndian.PutUint32(bbuf, nexthop.MplsLabels[0])
+ buf = append(buf, bbuf...)
+ }
+ }
+ if (version <= 3 && b.Message&MESSAGE_DISTANCE > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_DISTANCE > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_DISTANCE > 0) {
+ buf = append(buf, b.Distance)
}
- if b.Message&MESSAGE_TAG > 0 {
+ if (version <= 3 && b.Message&MESSAGE_METRIC > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_METRIC > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_METRIC > 0) {
bbuf := make([]byte, 4)
- binary.BigEndian.PutUint32(bbuf, b.Tag)
+ binary.BigEndian.PutUint32(bbuf, b.Metric)
buf = append(buf, bbuf...)
}
- } else { // version >= 4
- if b.Message&FRR_MESSAGE_TAG > 0 {
+ if (version <= 3 && b.Message&MESSAGE_MTU > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_MTU > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_MTU > 0) {
bbuf := make([]byte, 4)
- binary.BigEndian.PutUint32(bbuf, b.Tag)
+ binary.BigEndian.PutUint32(bbuf, b.Mtu)
buf = append(buf, bbuf...)
}
- if b.Message&FRR_MESSAGE_MTU > 0 {
+ if (version <= 3 && b.Message&MESSAGE_TAG > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_TAG > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_TAG > 0) {
bbuf := make([]byte, 4)
- binary.BigEndian.PutUint32(bbuf, b.Mtu)
+ binary.BigEndian.PutUint32(bbuf, b.Tag)
buf = append(buf, bbuf...)
}
}
return buf, nil
}
+// Reference: zebra_read_ipv4 function in bgpd/bgp_zebra.c of Quagga1.2.x (ZAPI3)
+// Reference: zebra_read_ipv4 function in bgpd/bgp_zebra.c of FRR4.x (ZAPI4)
+// Reference: zapi_route_decode function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *IPRouteBody) DecodeFromBytes(data []byte, version uint8) error {
- isV4 := true
- if version <= 3 {
- isV4 = b.Api == IPV4_ROUTE_ADD || b.Api == IPV4_ROUTE_DELETE
- } else {
- isV4 = b.Api == FRR_REDISTRIBUTE_IPV4_ADD || b.Api == FRR_REDISTRIBUTE_IPV4_DEL
- }
- var addrLen uint8 = net.IPv4len
- if !isV4 {
- addrLen = net.IPv6len
+ if b == nil {
+ return fmt.Errorf("[IPRouteBody DecodeFromBytes] IPRouteBody is nil")
}
+ b.Prefix.Family = addressFamilyFromApi(b.Api, version)
+ /* REDSTRIBUTE_IPV4_ADD|DEL and REDSITRBUTE_IPV6_ADD|DEL have merged to
+ REDISTRIBUTE_ROUTE_ADD|DEL in ZAPI version 5.
+ Therefore it can not judge the protocol famiiy from API. */
b.Type = ROUTE_TYPE(data[0])
if version <= 3 {
@@ -1247,124 +1740,217 @@ func (b *IPRouteBody) DecodeFromBytes(data []byte, version uint8) error {
b.Message = MESSAGE_FLAG(data[0])
b.SAFI = SAFI(SAFI_UNICAST)
+ if version >= 5 {
+ b.SAFI = SAFI(data[1])
+ data = data[2:]
+ if b.Flags&FLAG_EVPN_ROUTE > 0 {
+ // size of struct ethaddr is 6 octets defined by ETH_ALEN
+ copy(b.Rmac[0:6], data[0:6])
+ data = data[6:]
+ }
+ b.Prefix.Family = data[0]
+ }
- b.PrefixLength = data[1]
- if b.PrefixLength > addrLen*8 {
- return fmt.Errorf("prefix length is greater than %d", addrLen*8)
+ addrByteLen, err := addressByteLength(b.Prefix.Family)
+ if err != nil {
+ return err
+ }
+
+ addrBitLen := uint8(addrByteLen * 8)
+
+ b.Prefix.PrefixLen = data[1]
+ if b.Prefix.PrefixLen > addrBitLen {
+ return fmt.Errorf("prefix length is greater than %d", addrByteLen*8)
}
pos := 2
- buf := make([]byte, addrLen)
- byteLen := int((b.PrefixLength + 7) / 8)
- copy(buf, data[pos:pos+byteLen])
- if isV4 {
- b.Prefix = net.IP(buf).To4()
- } else {
- b.Prefix = net.IP(buf).To16()
+ rest := len(data[pos:]) + 2
+
+ buf := make([]byte, addrByteLen)
+ byteLen := int((b.Prefix.PrefixLen + 7) / 8)
+ if pos+byteLen > rest {
+ return fmt.Errorf("message length invalid pos:%d rest:%d", pos, rest)
}
+ copy(buf, data[pos:pos+byteLen])
+ b.Prefix.Prefix = ipFromFamily(b.Prefix.Family, buf)
pos += byteLen
- if b.Message&FRR_MESSAGE_SRCPFX > 0 {
- b.SrcPrefixLength = data[pos]
+ if (version == 4 && b.Message&FRR_MESSAGE_SRCPFX > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_SRCPFX > 0) {
+ if pos+1 > rest {
+ return fmt.Errorf("MESSAGE_SRCPFX message length invalid pos:%d rest:%d", pos, rest)
+ }
+ b.SrcPrefix.PrefixLen = data[pos]
+ if b.SrcPrefix.PrefixLen > addrBitLen {
+ return fmt.Errorf("prefix length is greater than %d", addrByteLen*8)
+ }
pos += 1
- buf = make([]byte, addrLen)
- byteLen = int((b.SrcPrefixLength + 7) / 8)
+ buf = make([]byte, addrByteLen)
+ byteLen = int((b.SrcPrefix.PrefixLen + 7) / 8)
copy(buf, data[pos:pos+byteLen])
- if isV4 {
- b.SrcPrefix = net.IP(buf).To4()
- } else {
- b.SrcPrefix = net.IP(buf).To16()
+ if pos+byteLen > rest {
+ return fmt.Errorf("MESSAGE_SRCPFX message length invalid pos:%d rest:%d", pos, rest)
}
+ b.SrcPrefix.Prefix = ipFromFamily(b.Prefix.Family, buf)
pos += byteLen
}
- rest := 0
- var numNexthop int
- if b.Message&MESSAGE_NEXTHOP > 0 {
- numNexthop = int(data[pos])
- // rest = numNexthop(1) + (nexthop(4 or 16) + placeholder(1) + ifindex(4)) * numNexthop
- rest += 1 + numNexthop*(int(addrLen)+5)
- }
- if b.Message&MESSAGE_DISTANCE > 0 {
- // distance(1)
- rest += 1
- }
- if b.Message&MESSAGE_METRIC > 0 {
- // metric(4)
- rest += 4
- }
- if version <= 3 {
- if b.Message&MESSAGE_MTU > 0 {
- // mtu(4)
- rest += 4
- }
- if b.Message&MESSAGE_TAG > 0 {
- // tag(4)
- rest += 4
- }
- } else { // version >= 4
- if b.Message&FRR_MESSAGE_TAG > 0 {
- // tag(4)
- rest += 4
- }
- if b.Message&FRR_MESSAGE_MTU > 0 {
- // mtu(4)
- rest += 4
+ b.Nexthops = []Nexthop{}
+ if (version <= 3 && b.Message&MESSAGE_NEXTHOP > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_NEXTHOP > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_NEXTHOP > 0) {
+ var numNexthop uint16
+ if version <= 4 {
+ if pos+1 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP message length invalid pos:%d rest:%d", pos, rest)
+ }
+ numNexthop = uint16(data[pos])
+ pos += 1
+ } else { // version >= 5
+ if pos+2 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP message length invalid pos:%d rest:%d", pos, rest)
+ }
+ numNexthop = binary.BigEndian.Uint16(data[pos : pos+2])
+ pos += 2
}
- }
+ for i := 0; i < int(numNexthop); i++ {
+ var nexthop Nexthop
+ if version <= 3 {
+ if b.Prefix.Family == syscall.AF_INET {
+ nexthop.Type = NEXTHOP_TYPE_IPV4
+ } else if b.Prefix.Family == syscall.AF_INET6 {
+ nexthop.Type = NEXTHOP_TYPE_IPV6
+ }
+ } else if version == 4 {
+ if b.Prefix.Family == syscall.AF_INET {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IPV4
+ } else if b.Prefix.Family == syscall.AF_INET6 {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IPV6
+ }
+ } else { // version >= 5
+ if pos+5 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP message length invalid pos:%d rest:%d", pos, rest)
+ }
+ nexthop.VrfId = binary.BigEndian.Uint32(data[pos : pos+4])
+ nexthop.Type = NEXTHOP_TYPE(data[pos+4])
+ pos += 5
+ }
- if len(data[pos:]) != rest {
- return fmt.Errorf("message length invalid")
+ if (version <= 3 && nexthop.Type == NEXTHOP_TYPE_IPV4) ||
+ (version >= 4 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV4) {
+ if pos+4 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP NEXTHOP_TYPE_IPV4 message length invalid pos:%d rest:%d", pos, rest)
+ }
+ addr := data[pos : pos+4]
+ nexthop.Gate = net.IP(addr).To4()
+ pos += 4
+ } else if (version <= 3 && nexthop.Type == NEXTHOP_TYPE_IPV6) ||
+ (version >= 4 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV6) {
+ if pos+16 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP NEXTHOP_TYPE_IPV6 message length invalid pos:%d rest:%d", pos, rest)
+ }
+ addr := data[pos : pos+16]
+ nexthop.Gate = net.IP(addr).To16()
+ pos += 16
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_IFINDEX {
+ if pos+4 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP NEXTHOP_TYPE_IFINDEX message length invalid pos:%d rest:%d", pos, rest)
+ }
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[pos : pos+4])
+ pos += 4
+ // barkward compatibility
+ if b.Prefix.Family == syscall.AF_INET {
+ nexthop.Gate = net.ParseIP("0.0.0.0")
+ } else if b.Prefix.Family == syscall.AF_INET6 {
+ nexthop.Gate = net.ParseIP("::")
+ }
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV4_IFINDEX {
+ if pos+8 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP NEXTHOP_TYPE_IPV4_IFINDEX message length invalid pos:%d rest:%d", pos, rest)
+ }
+ addr := data[pos : pos+4]
+ nexthop.Gate = net.IP(addr).To4()
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[pos+4 : pos+8])
+ pos += 8
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_IPV6_IFINDEX {
+ if pos+20 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP NEXTHOP_TYPE_IPV6_IFINDEX message length invalid pos:%d rest:%d", pos, rest)
+ }
+ addr := data[pos : pos+16]
+ nexthop.Gate = net.IP(addr).To16()
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[pos+16 : pos+20])
+ pos += 20
+ } else if version >= 5 && nexthop.Type == FRR_NEXTHOP_TYPE_BLACKHOLE {
+ if pos+1 > rest {
+ return fmt.Errorf("MESSAGE_NEXTHOP NEXTHOP_TYPE_BLACKHOLE message length invalid pos:%d rest:%d", pos, rest)
+ }
+ nexthop.BlackholeType = data[pos]
+ pos += 1
+ }
+ b.Nexthops = append(b.Nexthops, nexthop)
+ }
}
- b.Nexthops = []net.IP{}
- b.Ifindexs = []uint32{}
-
- if b.Message&MESSAGE_NEXTHOP > 0 {
+ if (version <= 3 && b.Message&MESSAGE_IFINDEX > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_IFINDEX > 0) {
+ if pos+1 > rest {
+ return fmt.Errorf("MESSAGE_IFINDEX message length invalid pos:%d rest:%d", pos, rest)
+ }
+ numIfIndex := uint8(data[pos])
pos += 1
- for i := 0; i < numNexthop; i++ {
- addr := data[pos : pos+int(addrLen)]
- var nexthop net.IP
- if isV4 {
- nexthop = net.IP(addr).To4()
- } else {
- nexthop = net.IP(addr).To16()
+ for i := 0; i < int(numIfIndex); i++ {
+ if pos+4 > rest {
+ return fmt.Errorf("MESSAGE_IFINDEX message length invalid pos:%d rest:%d", pos, rest)
+ }
+ var nexthop Nexthop
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[pos : pos+4])
+ if version <= 3 {
+ nexthop.Type = NEXTHOP_TYPE_IFINDEX
+ } else if version == 4 {
+ nexthop.Type = FRR_NEXTHOP_TYPE_IFINDEX
}
b.Nexthops = append(b.Nexthops, nexthop)
-
- // skip nexthop and 1byte place holder
- pos += int(addrLen + 1)
- ifidx := binary.BigEndian.Uint32(data[pos : pos+4])
- b.Ifindexs = append(b.Ifindexs, ifidx)
pos += 4
}
}
- if b.Message&MESSAGE_DISTANCE > 0 {
+ if (version <= 3 && b.Message&MESSAGE_DISTANCE > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_DISTANCE > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_DISTANCE > 0) {
+ if pos+1 > rest {
+ return fmt.Errorf("MESSAGE_DISTANCE message length invalid pos:%d rest:%d", pos, rest)
+ }
b.Distance = data[pos]
pos += 1
}
- if b.Message&MESSAGE_METRIC > 0 {
+ if (version <= 3 && b.Message&MESSAGE_METRIC > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_METRIC > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_METRIC > 0) {
+ if pos+4 > rest {
+ return fmt.Errorf("MESSAGE_METRIC message length invalid pos:%d rest:%d", pos, rest)
+ }
b.Metric = binary.BigEndian.Uint32(data[pos : pos+4])
pos += 4
}
- if version <= 3 {
- if b.Message&MESSAGE_MTU > 0 {
- b.Mtu = binary.BigEndian.Uint32(data[pos : pos+4])
- pos += 4
+ if (version <= 3 && b.Message&MESSAGE_MTU > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_MTU > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_MTU > 0) {
+ if pos+4 > rest {
+ return fmt.Errorf("MESSAGE_MTU message length invalid pos:%d rest:%d", pos, rest)
}
- if b.Message&MESSAGE_TAG > 0 {
- b.Tag = binary.BigEndian.Uint32(data[pos : pos+4])
- pos += 4
- }
- } else {
- if b.Message&FRR_MESSAGE_TAG > 0 {
- b.Tag = binary.BigEndian.Uint32(data[pos : pos+4])
- pos += 4
- }
- if b.Message&FRR_MESSAGE_MTU > 0 {
- b.Mtu = binary.BigEndian.Uint32(data[pos : pos+4])
- pos += 4
+ b.Mtu = binary.BigEndian.Uint32(data[pos : pos+4])
+ pos += 4
+ }
+ if (version <= 3 && b.Message&MESSAGE_TAG > 0) ||
+ (version == 4 && b.Message&FRR_MESSAGE_TAG > 0) ||
+ (version == 5 && b.Message&FRR_ZAPI5_MESSAGE_TAG > 0) {
+ if pos+4 > rest {
+ return fmt.Errorf("MESSAGE_TAG message length invalid pos:%d rest:%d", pos, rest)
}
+ b.Tag = binary.BigEndian.Uint32(data[pos : pos+4])
+ pos += 4
+ }
+ if pos != rest {
+ return fmt.Errorf("message length invalid")
}
return nil
@@ -1373,162 +1959,129 @@ func (b *IPRouteBody) DecodeFromBytes(data []byte, version uint8) error {
func (b *IPRouteBody) String() string {
s := fmt.Sprintf(
"type: %s, instance: %d, flags: %s, message: %d, safi: %s, prefix: %s/%d, src_prefix: %s/%d",
- b.Type.String(), b.Instance, b.Flags.String(), b.Message, b.SAFI.String(), b.Prefix.String(), b.PrefixLength, b.SrcPrefix.String(), b.SrcPrefixLength)
+ b.Type.String(), b.Instance, b.Flags.String(), b.Message, b.SAFI.String(), b.Prefix.Prefix.String(), b.Prefix.PrefixLen, b.SrcPrefix.Prefix.String(), b.SrcPrefix.PrefixLen)
for i, nh := range b.Nexthops {
s += fmt.Sprintf(", nexthops[%d]: %s", i, nh.String())
- }
- for i, idx := range b.Ifindexs {
- s += fmt.Sprintf(", ifindex[%d]: %d", i, idx)
+ /*
+ s += fmt.Sprintf(", nexthops[%d]: %s", i, nh.Gate.String())
+ s += fmt.Sprintf(", ifindex[%d]: %d", i, nh.Ifindex)
+ */
}
return s + fmt.Sprintf(
", distance: %d, metric: %d, mtu: %d, tag: %d",
b.Distance, b.Metric, b.Mtu, b.Tag)
}
-type NexthopLookupBody struct {
- Api API_TYPE
- Addr net.IP
- Distance uint8
- Metric uint32
- Nexthops []*Nexthop
-}
-
-type Nexthop struct {
- Ifname string
- Ifindex uint32
- Type NEXTHOP_FLAG
- Addr net.IP
-}
-
-func (n *Nexthop) String() string {
- s := fmt.Sprintf(
- "type: %s, addr: %s, ifindex: %d, ifname: %s",
- n.Type.String(), n.Addr.String(), n.Ifindex, n.Ifname)
- return s
-}
-
-func decodeNexthopsFromBytes(nexthops *[]*Nexthop, data []byte, isV4 bool, version uint8) (int, error) {
- addrLen := net.IPv4len
- if !isV4 {
- addrLen = net.IPv6len
- }
- nhIfindex := NEXTHOP_IFINDEX
- nhIfname := NEXTHOP_IFNAME
- nhIPv4 := NEXTHOP_IPV4
- nhIPv4Ifindex := NEXTHOP_IPV4_IFINDEX
- nhIPv4Ifname := NEXTHOP_IPV4_IFNAME
- nhIPv6 := NEXTHOP_IPV6
- nhIPv6Ifindex := NEXTHOP_IPV6_IFINDEX
- nhIPv6Ifname := NEXTHOP_IPV6_IFNAME
- if version >= 4 {
- nhIfindex = FRR_NEXTHOP_IFINDEX
- nhIfname = NEXTHOP_FLAG(0)
- nhIPv4 = FRR_NEXTHOP_IPV4
- nhIPv4Ifindex = FRR_NEXTHOP_IPV4_IFINDEX
- nhIPv4Ifname = NEXTHOP_FLAG(0)
- nhIPv6 = FRR_NEXTHOP_IPV6
- nhIPv6Ifindex = FRR_NEXTHOP_IPV6_IFINDEX
- nhIPv6Ifname = NEXTHOP_FLAG(0)
+func decodeNexthopsFromBytes(nexthops *[]Nexthop, data []byte, family uint8, version uint8) (int, error) {
+ addrByteLen, err := addressByteLength(family)
+ if err != nil {
+ return 0, err
}
numNexthop := int(data[0])
offset := 1
for i := 0; i < numNexthop; i++ {
- nh := &Nexthop{}
- nh.Type = NEXTHOP_FLAG(data[offset])
+ nexthop := Nexthop{}
+ nexthop.Type = NEXTHOP_TYPE(data[offset])
offset += 1
- switch nh.Type {
- case nhIfindex, nhIfname:
- nh.Ifindex = binary.BigEndian.Uint32(data[offset : offset+4])
- offset += 4
+ // On Quagga, NEXTHOP_TYPE_IFNAME is same as NEXTHOP_TYPE_IFINDEX,
+ // NEXTHOP_TYPE_IPV4_IFNAME is same as NEXTHOP_TYPE_IPV4_IFINDEX,
+ // NEXTHOP_TYPE_IPV6_IFNAME is same as NEXTHOP_TYPE_IPV6_IFINDEX
- case nhIPv4, nhIPv6:
- if isV4 {
- nh.Addr = net.IP(data[offset : offset+addrLen]).To4()
- } else {
- nh.Addr = net.IP(data[offset : offset+addrLen]).To16()
+ // On FRRouting version 3.0 or later, NEXTHOP_TYPE_IPV4 and NEXTHOP_TYPE_IPV6 have
+ // the same structure with NEXTHOP_TYPE_IPV4_IFINDEX and NEXTHOP_TYPE_IPV6_IFINDEX.
+
+ if (version <= 3 && (nexthop.Type == NEXTHOP_TYPE_IFINDEX || nexthop.Type == NEXTHOP_TYPE_IFNAME)) ||
+ (version >= 4 && nexthop.Type == FRR_NEXTHOP_TYPE_IFINDEX) {
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[offset : offset+4])
+ offset += 4
+ } else if version <= 3 && nexthop.Type == NEXTHOP_TYPE_IPV4 {
+ nexthop.Gate = net.IP(data[offset : offset+addrByteLen]).To4()
+ offset += addrByteLen
+ } else if version <= 3 && nexthop.Type == NEXTHOP_TYPE_IPV6 {
+ nexthop.Gate = net.IP(data[offset : offset+addrByteLen]).To16()
+ offset += addrByteLen
+ } else if (version <= 3 && (nexthop.Type == NEXTHOP_TYPE_IPV4_IFINDEX || nexthop.Type == NEXTHOP_TYPE_IPV4_IFNAME)) ||
+ (version >= 4 && (nexthop.Type == FRR_NEXTHOP_TYPE_IPV4 || nexthop.Type == FRR_NEXTHOP_TYPE_IPV4_IFINDEX)) {
+ nexthop.Gate = net.IP(data[offset : offset+addrByteLen]).To4()
+ offset += addrByteLen
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[offset : offset+4])
+ offset += 4
+ } else if (version <= 3 && (nexthop.Type == NEXTHOP_TYPE_IPV6_IFINDEX || nexthop.Type == NEXTHOP_TYPE_IPV6_IFNAME)) ||
+ (version >= 4 && (nexthop.Type == FRR_NEXTHOP_TYPE_IPV6 || nexthop.Type == FRR_NEXTHOP_TYPE_IPV6_IFINDEX)) {
+ nexthop.Gate = net.IP(data[offset : offset+addrByteLen]).To16()
+ offset += addrByteLen
+ nexthop.Ifindex = binary.BigEndian.Uint32(data[offset : offset+4])
+ offset += 4
+ }
+ if version >= 5 {
+ nexthop.LabelNum = data[offset]
+ offset += 1
+ if nexthop.LabelNum > MPLS_MAX_LABLE {
+ nexthop.LabelNum = MPLS_MAX_LABLE
}
- offset += addrLen
- if version >= 4 {
- // On FRRouting version 3.0 or later, NEXTHOP_IPV4 and
- // NEXTHOP_IPV6 have the same structure with
- // NEXTHOP_TYPE_IPV4_IFINDEX and NEXTHOP_TYPE_IPV6_IFINDEX.
- nh.Ifindex = binary.BigEndian.Uint32(data[offset : offset+4])
+ var n uint8
+ for ; n < nexthop.LabelNum; n++ {
+ nexthop.MplsLabels[n] = binary.BigEndian.Uint32(data[offset : offset+4])
offset += 4
}
-
- case nhIPv4Ifindex, nhIPv4Ifname, nhIPv6Ifindex, nhIPv6Ifname:
- if isV4 {
- nh.Addr = net.IP(data[offset : offset+addrLen]).To4()
- } else {
- nh.Addr = net.IP(data[offset : offset+addrLen]).To16()
- }
- offset += addrLen
- nh.Ifindex = binary.BigEndian.Uint32(data[offset : offset+4])
- offset += 4
}
- *nexthops = append(*nexthops, nh)
+ *nexthops = append(*nexthops, nexthop)
}
return offset, nil
}
-func (b *NexthopLookupBody) Serialize(version uint8) ([]byte, error) {
- isV4 := false
- if version <= 3 {
- isV4 = b.Api == IPV4_NEXTHOP_LOOKUP
- } else { // version >= 4
- isV4 = b.Api == FRR_IPV4_NEXTHOP_LOOKUP_MRIB
- }
+type NexthopLookupBody struct {
+ Api API_TYPE
+ Addr net.IP
+ Distance uint8
+ Metric uint32
+ Nexthops []Nexthop
+}
+// Quagga only. Reference: zread_ipv[4|6]_nexthop_lookup in zebra/zserv.c of Quagga1.2.x (ZAPI3)
+func (b *NexthopLookupBody) Serialize(version uint8) ([]byte, error) {
+ family := addressFamilyFromApi(b.Api, version)
buf := make([]byte, 0)
- if isV4 {
+ if family == syscall.AF_INET {
buf = append(buf, b.Addr.To4()...)
- } else {
+ } else if family == syscall.AF_INET6 {
buf = append(buf, b.Addr.To16()...)
}
return buf, nil
}
+// Quagga only. Reference: zsend_ipv[4|6]_nexthop_lookup in zebra/zserv.c of Quagga1.2.x (ZAPI3)
func (b *NexthopLookupBody) DecodeFromBytes(data []byte, version uint8) error {
- isV4 := false
- if version <= 3 {
- isV4 = b.Api == IPV4_NEXTHOP_LOOKUP
- } else { // version >= 4
- isV4 = b.Api == FRR_IPV4_NEXTHOP_LOOKUP_MRIB
- }
- addrLen := net.IPv4len
- if !isV4 {
- addrLen = net.IPv6len
+ family := addressFamilyFromApi(b.Api, version)
+ addrByteLen, err := addressByteLength(family)
+ if err != nil {
+ return err
}
- if len(data) < addrLen {
+ if len(data) < addrByteLen {
return fmt.Errorf("message length invalid")
}
- buf := make([]byte, addrLen)
- copy(buf, data[0:addrLen])
- pos := addrLen
-
- if isV4 {
- b.Addr = net.IP(buf).To4()
- } else {
- b.Addr = net.IP(buf).To16()
- }
+ buf := make([]byte, addrByteLen)
+ copy(buf, data[0:addrByteLen])
+ pos := addrByteLen
+ b.Addr = ipFromFamily(family, buf)
if version >= 4 {
b.Distance = data[pos]
pos++
}
- if len(data[pos:]) > int(1+addrLen) {
+ if len(data[pos:]) > int(1+addrByteLen) {
b.Metric = binary.BigEndian.Uint32(data[pos : pos+4])
pos += 4
- b.Nexthops = []*Nexthop{}
- if nexthopsByteLen, err := decodeNexthopsFromBytes(&b.Nexthops, data[pos:], isV4, version); err != nil {
+ b.Nexthops = []Nexthop{}
+ if nexthopsByteLen, err := decodeNexthopsFromBytes(&b.Nexthops, data[pos:], family, version); err != nil {
return err
} else {
pos += nexthopsByteLen
@@ -1556,9 +2109,10 @@ type ImportLookupBody struct {
Prefix net.IP
Addr net.IP
Metric uint32
- Nexthops []*Nexthop
+ Nexthops []Nexthop
}
+// Quagga only. Reference: zread_ipv4_import_lookup in zebra/zserv.c of Quagga1.2.x (ZAPI3)
func (b *ImportLookupBody) Serialize(version uint8) ([]byte, error) {
buf := make([]byte, 1)
buf[0] = b.PrefixLength
@@ -1566,28 +2120,29 @@ func (b *ImportLookupBody) Serialize(version uint8) ([]byte, error) {
return buf, nil
}
+// Quagga only. Reference: zsend_ipv4_import_lookup in zebra/zserv.c of Quagga1.2.x (ZAPI3)
func (b *ImportLookupBody) DecodeFromBytes(data []byte, version uint8) error {
- isV4 := b.Api == IPV4_IMPORT_LOOKUP
- addrLen := net.IPv4len
- if !isV4 {
- addrLen = net.IPv6len
+ family := addressFamilyFromApi(b.Api, version)
+ addrByteLen, err := addressByteLength(family)
+ if err != nil {
+ return err
}
- if len(data) < addrLen {
+ if len(data) < addrByteLen {
return fmt.Errorf("message length invalid")
}
- buf := make([]byte, addrLen)
- copy(buf, data[0:addrLen])
- pos := addrLen
+ buf := make([]byte, addrByteLen)
+ copy(buf, data[0:addrByteLen])
+ pos := addrByteLen
b.Addr = net.IP(buf).To4()
- if len(data[pos:]) > int(1+addrLen) {
+ if len(data[pos:]) > int(1+addrByteLen) {
b.Metric = binary.BigEndian.Uint32(data[pos : pos+4])
pos += 4
- b.Nexthops = []*Nexthop{}
- if nexthopsByteLen, err := decodeNexthopsFromBytes(&b.Nexthops, data[pos:], isV4, version); err != nil {
+ b.Nexthops = []Nexthop{}
+ if nexthopsByteLen, err := decodeNexthopsFromBytes(&b.Nexthops, data[pos:], family, version); err != nil {
return err
} else {
pos += nexthopsByteLen
@@ -1628,6 +2183,9 @@ func (n *RegisteredNexthop) Len() int {
}
}
+// Reference: sendmsg_nexthop in bgpd/bgp_nht.c of Quagga1.2.x (ZAPI3)
+// Reference: sendmsg_zebra_rnh in bgpd/bgp_nht.c of FRR3.x (ZAPI4)
+// Reference: zclient_send_rnh function in lib/zclient.c of FRR5.x (ZAPI5)
func (n *RegisteredNexthop) Serialize() ([]byte, error) {
// Connected (1 byte)
buf := make([]byte, 4)
@@ -1635,14 +2193,18 @@ func (n *RegisteredNexthop) Serialize() ([]byte, error) {
// Address Family (2 bytes)
binary.BigEndian.PutUint16(buf[1:3], n.Family)
+ // Prefix Length (1 byte)
+ addrByteLen, err := addressByteLength(uint8(n.Family))
+ if err != nil {
+ return nil, err
+ }
- // Prefix Length (1 byte) + Prefix (variable)
+ buf[3] = byte(addrByteLen * 8)
+ // Prefix (variable)
switch n.Family {
case uint16(syscall.AF_INET):
- buf[3] = byte(net.IPv4len * 8)
buf = append(buf, n.Prefix.To4()...)
case uint16(syscall.AF_INET6):
- buf[3] = byte(net.IPv6len * 8)
buf = append(buf, n.Prefix.To16()...)
default:
return nil, fmt.Errorf("invalid address family: %d", n.Family)
@@ -1651,27 +2213,18 @@ func (n *RegisteredNexthop) Serialize() ([]byte, error) {
return buf, nil
}
+// Reference: zserv_nexthop_register in zebra/zserv.c of Quagga1.2.x (ZAPI3)
+// Reference: zserv_rnh_register in zebra/zserv.c of FRR3.x (ZAPI4)
+// Reference: zread_rnh_register in zebra/zapi_msg.c of FRR5.x (ZAPI5)
func (n *RegisteredNexthop) DecodeFromBytes(data []byte) error {
// Connected (1 byte)
n.Connected = uint8(data[0])
- offset := 1
-
// Address Family (2 bytes)
- n.Family = binary.BigEndian.Uint16(data[offset : offset+2])
- isV4 := n.Family == uint16(syscall.AF_INET)
- addrLen := int(net.IPv4len)
- if !isV4 {
- addrLen = net.IPv6len
- }
+ n.Family = binary.BigEndian.Uint16(data[1:3])
// Note: Ignores Prefix Length (1 byte)
- offset += 3
-
+ addrByteLen := (int(data[3]) + 7) / 8
// Prefix (variable)
- if isV4 {
- n.Prefix = net.IP(data[offset : offset+addrLen]).To4()
- } else {
- n.Prefix = net.IP(data[offset : offset+addrLen]).To16()
- }
+ n.Prefix = ipFromFamily(uint8(n.Family), data[4:4+addrByteLen])
return nil
}
@@ -1687,6 +2240,9 @@ type NexthopRegisterBody struct {
Nexthops []*RegisteredNexthop
}
+// Reference: sendmsg_nexthop in bgpd/bgp_nht.c of Quagga1.2.x (ZAPI3)
+// Reference: sendmsg_zebra_rnh in bgpd/bgp_nht.c of FRR3.x (ZAPI4)
+// Reference: zclient_send_rnh function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *NexthopRegisterBody) Serialize(version uint8) ([]byte, error) {
buf := make([]byte, 0)
@@ -1702,6 +2258,9 @@ func (b *NexthopRegisterBody) Serialize(version uint8) ([]byte, error) {
return buf, nil
}
+// Reference: zserv_nexthop_register in zebra/zserv.c of Quagga1.2.x (ZAPI3)
+// Reference: zserv_rnh_register in zebra/zserv.c of FRR3.x (ZAPI4)
+// Reference: zread_rnh_register in zebra/zapi_msg.c of FRR5.x (ZAPI5)
func (b *NexthopRegisterBody) DecodeFromBytes(data []byte, version uint8) error {
offset := 0
@@ -1732,88 +2291,105 @@ func (b *NexthopRegisterBody) String() string {
return strings.Join(s, ", ")
}
-type NexthopUpdateBody struct {
- Api API_TYPE
- Family uint16
- // Note: Ignores PrefixLength (uint8),
- // because this field should be always:
- // - 32 if Address Family is AF_INET
- // - 128 if Address Family is AF_INET6
- Prefix net.IP
- Distance uint8
- Metric uint32
- Nexthops []*Nexthop
-}
+/* NEXTHOP_UPDATE message uses same data structure as IPRoute (zapi_route)
+ in FRR version 4, 5 (ZApi version 5) */
+type NexthopUpdateBody IPRouteBody
+// Reference: send_client function in zebra/zebra_rnh.c of Quagga1.2.x (ZAPI3)
+// Reference: send_client function in zebra/zebra_rnh.c of FRR3.x (ZAPI4)
+// Reference: send_client function in zebra/zebra_rnh.c of FRR5.x (ZAPI5)
func (b *NexthopUpdateBody) Serialize(version uint8) ([]byte, error) {
// Address Family (2 bytes)
buf := make([]byte, 3)
- binary.BigEndian.PutUint16(buf, b.Family)
+ binary.BigEndian.PutUint16(buf, uint16(b.Prefix.Family))
+ addrByteLen, err := addressByteLength(b.Prefix.Family)
+ if err != nil {
+ return nil, err
+ }
+ buf[2] = byte(addrByteLen * 8)
// Prefix Length (1 byte) + Prefix (variable)
- switch b.Family {
- case uint16(syscall.AF_INET):
- buf[2] = byte(net.IPv4len * 8)
- buf = append(buf, b.Prefix.To4()...)
- case uint16(syscall.AF_INET6):
- buf[2] = byte(net.IPv6len * 8)
- buf = append(buf, b.Prefix.To16()...)
+ switch b.Prefix.Family {
+ case syscall.AF_INET:
+ buf = append(buf, b.Prefix.Prefix.To4()...)
+ case syscall.AF_INET6:
+ buf = append(buf, b.Prefix.Prefix.To16()...)
default:
- return nil, fmt.Errorf("invalid address family: %d", b.Family)
+ return nil, fmt.Errorf("invalid address family: %d", b.Prefix.Family)
+ }
+ if version >= 5 {
+ // Type (1 byte) (if version>=5)
+ // Instance (2 bytes) (if version>=5)
+ buf = append(buf, byte(b.Type))
+ bbuf := make([]byte, 2)
+ binary.BigEndian.PutUint16(bbuf, b.Instance)
+ buf = append(buf, bbuf...)
+ }
+ if version >= 4 {
+ // Distance (1 byte) (if version>=4)
+ buf = append(buf, b.Distance)
}
+ // Metric (4 bytes)
+ bbuf := make([]byte, 4)
+ binary.BigEndian.PutUint32(bbuf, b.Metric)
+ buf = append(buf, bbuf...)
+ // Number of Nexthops (1 byte)
+ buf = append(buf, uint8(0)) // Temporary code
+ // ToDo Processing Route Entry
return buf, nil
}
+// Reference: bgp_parse_nexthop_update function in bgpd/bgp_nht.c of Quagga1.2.x (ZAPI3)
+// Reference: bgp_parse_nexthop_update function in bgpd/bgp_nht.c of FRR3.x (ZAPI4)
+// Reference: zapi_nexthop_update_decode function in lib/zclient.c of FRR5.x (ZAPI5)
func (b *NexthopUpdateBody) DecodeFromBytes(data []byte, version uint8) error {
// Address Family (2 bytes)
- b.Family = binary.BigEndian.Uint16(data[0:2])
- isV4 := b.Family == uint16(syscall.AF_INET)
- addrLen := int(net.IPv4len)
- if !isV4 {
- addrLen = net.IPv6len
- }
- // Note: Ignores Prefix Length (1 byte)
+ prefixFamily := binary.BigEndian.Uint16(data[0:2])
+ b.Prefix.Family = uint8(prefixFamily)
+ b.Prefix.PrefixLen = data[2]
offset := 3
- // Prefix (variable)
- if isV4 {
- b.Prefix = net.IP(data[offset : offset+addrLen]).To4()
- } else {
- b.Prefix = net.IP(data[offset : offset+addrLen]).To16()
+ addrByteLen, err := addressByteLength(b.Prefix.Family)
+ if err != nil {
+ return err
}
- offset += addrLen
+ b.Prefix.Prefix = ipFromFamily(b.Prefix.Family, data[offset:offset+addrByteLen])
+ offset += addrByteLen
+
+ if version >= 5 {
+ b.Type = ROUTE_TYPE(data[offset])
+ b.Instance = binary.BigEndian.Uint16(data[offset+1 : offset+3])
+ offset += 3
+ }
// Distance (1 byte) (if version>=4)
- // Metric (4 bytes)
- // Number of Nexthops (1 byte)
if version >= 4 {
- if len(data[offset:]) < 6 {
- return fmt.Errorf("invalid message length: missing distance(1 byte), metric(4 bytes) or nexthops(1 byte): %d<6", len(data[offset:]))
- }
b.Distance = data[offset]
offset += 1
- } else if len(data[offset:]) < 5 {
+ }
+ // Metric (4 bytes)
+ // Number of Nexthops (1 byte)
+ if len(data[offset:]) < 5 {
return fmt.Errorf("invalid message length: missing metric(4 bytes) or nexthops(1 byte): %d<5", len(data[offset:]))
}
b.Metric = binary.BigEndian.Uint32(data[offset : offset+4])
offset += 4
// List of Nexthops
- b.Nexthops = []*Nexthop{}
- if nexthopsByteLen, err := decodeNexthopsFromBytes(&b.Nexthops, data[offset:], isV4, version); err != nil {
+ b.Nexthops = []Nexthop{}
+ if nexthopsByteLen, err := decodeNexthopsFromBytes(&b.Nexthops, data[offset:], b.Prefix.Family, version); err != nil {
return err
} else {
offset += nexthopsByteLen
}
-
return nil
}
func (b *NexthopUpdateBody) String() string {
s := fmt.Sprintf(
"family: %d, prefix: %s, distance: %d, metric: %d",
- b.Family, b.Prefix.String(), b.Distance, b.Metric)
+ b.Prefix.Family, b.Prefix.Prefix.String(), b.Distance, b.Metric)
for _, nh := range b.Nexthops {
s = s + fmt.Sprintf(", nexthop:{%s}", nh.String())
}
@@ -1903,10 +2479,51 @@ func (m *Message) parseFrrMessage(data []byte) error {
return m.Body.DecodeFromBytes(data, m.Header.Version)
}
+func (m *Message) parseFrrZapi5Message(data []byte) error {
+ switch m.Header.Command {
+ case FRR_ZAPI5_INTERFACE_ADD, FRR_ZAPI5_INTERFACE_DELETE, FRR_ZAPI5_INTERFACE_UP, FRR_ZAPI5_INTERFACE_DOWN:
+ m.Body = &InterfaceUpdateBody{}
+ case FRR_ZAPI5_INTERFACE_ADDRESS_ADD, FRR_ZAPI5_INTERFACE_ADDRESS_DELETE:
+ m.Body = &InterfaceAddressUpdateBody{}
+ case FRR_ZAPI5_ROUTER_ID_UPDATE:
+ m.Body = &RouterIDUpdateBody{}
+ case FRR_ZAPI5_NEXTHOP_UPDATE:
+ m.Body = &NexthopUpdateBody{}
+ case FRR_ZAPI5_INTERFACE_NBR_ADDRESS_ADD, FRR_ZAPI5_INTERFACE_NBR_ADDRESS_DELETE:
+ // TODO
+ m.Body = &UnknownBody{}
+ case FRR_ZAPI5_INTERFACE_BFD_DEST_UPDATE:
+ // TODO
+ m.Body = &UnknownBody{}
+ case FRR_ZAPI5_IMPORT_CHECK_UPDATE:
+ // TODO
+ m.Body = &UnknownBody{}
+ case FRR_ZAPI5_BFD_DEST_REPLAY:
+ // TODO
+ m.Body = &UnknownBody{}
+ case FRR_ZAPI5_REDISTRIBUTE_ROUTE_ADD, FRR_ZAPI5_REDISTRIBUTE_ROUTE_DEL:
+ m.Body = &IPRouteBody{Api: m.Header.Command}
+ case FRR_ZAPI5_INTERFACE_VRF_UPDATE:
+ // TODO
+ m.Body = &UnknownBody{}
+ case FRR_ZAPI5_INTERFACE_LINK_PARAMS:
+ // TODO
+ m.Body = &UnknownBody{}
+ case FRR_ZAPI5_PW_STATUS_UPDATE:
+ // TODO
+ m.Body = &UnknownBody{}
+ default:
+ m.Body = &UnknownBody{}
+ }
+ return m.Body.DecodeFromBytes(data, m.Header.Version)
+}
+
func ParseMessage(hdr *Header, data []byte) (m *Message, err error) {
m = &Message{Header: *hdr}
if m.Header.Version == 4 {
err = m.parseFrrMessage(data)
+ } else if m.Header.Version == 5 {
+ err = m.parseFrrZapi5Message(data)
} else {
err = m.parseMessage(data)
}
diff --git a/internal/pkg/zebra/zapi_test.go b/internal/pkg/zebra/zapi_test.go
index 9fda5416..12cb5f93 100644
--- a/internal/pkg/zebra/zapi_test.go
+++ b/internal/pkg/zebra/zapi_test.go
@@ -165,7 +165,7 @@ func Test_IPRouteBody_IPv4(t *testing.T) {
buf := make([]byte, 26)
buf[0] = byte(ROUTE_CONNECT)
buf[1] = byte(FLAG_SELECTED)
- buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_DISTANCE | MESSAGE_METRIC | MESSAGE_MTU)
+ buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_IFINDEX | MESSAGE_DISTANCE | MESSAGE_METRIC | MESSAGE_MTU)
buf[3] = 24
ip := net.ParseIP("192.168.100.0").To4()
copy(buf[4:7], []byte(ip))
@@ -183,11 +183,11 @@ func Test_IPRouteBody_IPv4(t *testing.T) {
err := r.DecodeFromBytes(buf, 2)
assert.Equal(nil, err)
- assert.Equal("192.168.100.0", r.Prefix.String())
- assert.Equal(uint8(0x18), r.PrefixLength)
- assert.Equal(MESSAGE_NEXTHOP|MESSAGE_DISTANCE|MESSAGE_METRIC|MESSAGE_MTU, r.Message)
- assert.Equal("0.0.0.0", r.Nexthops[0].String())
- assert.Equal(uint32(1), r.Ifindexs[0])
+ assert.Equal("192.168.100.0", r.Prefix.Prefix.String())
+ assert.Equal(uint8(0x18), r.Prefix.PrefixLen)
+ assert.Equal(MESSAGE_NEXTHOP|MESSAGE_IFINDEX|MESSAGE_DISTANCE|MESSAGE_METRIC|MESSAGE_MTU, r.Message)
+ assert.Equal("0.0.0.0", r.Nexthops[0].Gate.String())
+ assert.Equal(uint32(1), r.Nexthops[1].Ifindex)
assert.Equal(uint8(0), r.Distance)
assert.Equal(uint32(1), r.Metric)
assert.Equal(uint32(1), r.Mtu)
@@ -195,13 +195,14 @@ func Test_IPRouteBody_IPv4(t *testing.T) {
//Serialize
buf, err = r.Serialize(2)
assert.Equal(nil, err)
- assert.Equal([]byte{0x2, 0x10, 0x1d}, buf[0:3])
+ assert.Equal([]byte{0x2, 0x10, 0x1f}, buf[0:3])
assert.Equal([]byte{0x0, 0x1}, buf[3:5])
assert.Equal(byte(24), buf[5])
ip = net.ParseIP("192.168.100.0").To4()
assert.Equal([]byte(ip)[0:3], buf[6:9])
- assert.Equal(byte(NEXTHOP_IPV4), buf[10])
- assert.Equal(byte(NEXTHOP_IFINDEX), buf[15])
+ assert.Equal(byte(2), buf[9])
+ assert.Equal(byte(NEXTHOP_TYPE_IPV4), buf[10])
+ assert.Equal(byte(NEXTHOP_TYPE_IFINDEX), buf[15])
assert.Equal(byte(0x0), buf[20])
bi := make([]byte, 4)
@@ -213,7 +214,7 @@ func Test_IPRouteBody_IPv4(t *testing.T) {
buf = make([]byte, 18)
buf[0] = byte(ROUTE_CONNECT)
buf[1] = byte(FLAG_SELECTED)
- buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_DISTANCE | MESSAGE_METRIC)
+ buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_IFINDEX | MESSAGE_DISTANCE | MESSAGE_METRIC)
buf[3] = 24
ip = net.ParseIP("192.168.100.0").To4()
copy(buf[4:7], []byte(ip))
@@ -225,7 +226,7 @@ func Test_IPRouteBody_IPv4(t *testing.T) {
r = &IPRouteBody{Api: IPV4_ROUTE_ADD}
err = r.DecodeFromBytes(buf, 2)
- assert.Equal("message length invalid", err.Error())
+ assert.Equal("MESSAGE_METRIC message length invalid pos:16 rest:16", err.Error())
// no nexthop
buf = make([]byte, 12)
@@ -250,7 +251,7 @@ func Test_IPRouteBody_IPv6(t *testing.T) {
buf := make([]byte, 43)
buf[0] = byte(ROUTE_CONNECT)
buf[1] = byte(FLAG_SELECTED)
- buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_DISTANCE | MESSAGE_METRIC | MESSAGE_MTU)
+ buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_IFINDEX | MESSAGE_DISTANCE | MESSAGE_METRIC | MESSAGE_MTU)
buf[3] = 64
ip := net.ParseIP("2001:db8:0:f101::").To16()
copy(buf[4:12], []byte(ip))
@@ -269,11 +270,11 @@ func Test_IPRouteBody_IPv6(t *testing.T) {
err := r.DecodeFromBytes(buf, 2)
assert.Equal(nil, err)
- assert.Equal("2001:db8:0:f101::", r.Prefix.String())
- assert.Equal(uint8(64), r.PrefixLength)
- assert.Equal(MESSAGE_NEXTHOP|MESSAGE_DISTANCE|MESSAGE_METRIC|MESSAGE_MTU, r.Message)
- assert.Equal("::", r.Nexthops[0].String())
- assert.Equal(uint32(1), r.Ifindexs[0])
+ assert.Equal("2001:db8:0:f101::", r.Prefix.Prefix.String())
+ assert.Equal(uint8(64), r.Prefix.PrefixLen)
+ assert.Equal(MESSAGE_NEXTHOP|MESSAGE_IFINDEX|MESSAGE_DISTANCE|MESSAGE_METRIC|MESSAGE_MTU, r.Message)
+ assert.Equal("::", r.Nexthops[0].Gate.String())
+ assert.Equal(uint32(1), r.Nexthops[1].Ifindex)
assert.Equal(uint8(0), r.Distance)
assert.Equal(uint32(1), r.Metric)
assert.Equal(uint32(1), r.Mtu)
@@ -281,16 +282,16 @@ func Test_IPRouteBody_IPv6(t *testing.T) {
//Serialize
buf, err = r.Serialize(2)
assert.Equal(nil, err)
- assert.Equal([]byte{0x2, 0x10, 0x1d}, buf[0:3])
+ assert.Equal([]byte{0x2, 0x10, 0x1f}, buf[0:3])
assert.Equal([]byte{0x0, 0x1}, buf[3:5])
assert.Equal(byte(64), buf[5])
ip = net.ParseIP("2001:db8:0:f101::").To16()
assert.Equal([]byte(ip)[0:8], buf[6:14])
assert.Equal(byte(2), buf[14])
- assert.Equal(byte(NEXTHOP_IPV6), buf[15])
+ assert.Equal(byte(NEXTHOP_TYPE_IPV6), buf[15])
ip = net.ParseIP("::").To16()
assert.Equal([]byte(ip), buf[16:32])
- assert.Equal(byte(NEXTHOP_IFINDEX), buf[32])
+ assert.Equal(byte(NEXTHOP_TYPE_IFINDEX), buf[32])
bi := make([]byte, 4)
binary.BigEndian.PutUint32(bi, 1)
assert.Equal(bi, buf[33:37])
@@ -306,7 +307,7 @@ func Test_IPRouteBody_IPv6(t *testing.T) {
buf = make([]byte, 50)
buf[0] = byte(ROUTE_CONNECT)
buf[1] = byte(FLAG_SELECTED)
- buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_DISTANCE | MESSAGE_METRIC)
+ buf[2] = byte(MESSAGE_NEXTHOP | MESSAGE_IFINDEX | MESSAGE_DISTANCE | MESSAGE_METRIC)
buf[3] = 24
ip = net.ParseIP("2001:db8:0:f101::").To4()
copy(buf[4:12], []byte(ip))
@@ -362,8 +363,8 @@ func Test_NexthopLookupBody(t *testing.T) {
assert.Equal("192.168.50.0", b.Addr.String())
assert.Equal(uint32(10), b.Metric)
assert.Equal(uint32(3), b.Nexthops[0].Ifindex)
- assert.Equal(NEXTHOP_FLAG(4), b.Nexthops[0].Type)
- assert.Equal("172.16.1.101", b.Nexthops[0].Addr.String())
+ assert.Equal(NEXTHOP_TYPE(4), b.Nexthops[0].Type)
+ assert.Equal("172.16.1.101", b.Nexthops[0].Gate.String())
//Serialize
buf, err = b.Serialize(2)
@@ -388,7 +389,7 @@ func Test_NexthopLookupBody(t *testing.T) {
pos += 4
buf[pos] = byte(1)
pos += 1
- buf[pos] = byte(4)
+ buf[pos] = byte(7)
pos += 1
ip = net.ParseIP("2001:db8:0:1111::1").To16()
copy(buf[pos:pos+16], []byte(ip))
@@ -401,8 +402,8 @@ func Test_NexthopLookupBody(t *testing.T) {
assert.Equal("2001:db8:0:f101::", b.Addr.String())
assert.Equal(uint32(10), b.Metric)
assert.Equal(uint32(3), b.Nexthops[0].Ifindex)
- assert.Equal(NEXTHOP_FLAG(4), b.Nexthops[0].Type)
- assert.Equal("2001:db8:0:1111::1", b.Nexthops[0].Addr.String())
+ assert.Equal(NEXTHOP_TYPE(7), b.Nexthops[0].Type)
+ assert.Equal("2001:db8:0:1111::1", b.Nexthops[0].Gate.String())
//Serialize
buf, err = b.Serialize(2)
@@ -443,8 +444,8 @@ func Test_ImportLookupBody(t *testing.T) {
assert.Equal("192.168.50.0", b.Addr.String())
assert.Equal(uint32(10), b.Metric)
assert.Equal(uint32(3), b.Nexthops[0].Ifindex)
- assert.Equal(NEXTHOP_FLAG(4), b.Nexthops[0].Type)
- assert.Equal("172.16.1.101", b.Nexthops[0].Addr.String())
+ assert.Equal(NEXTHOP_TYPE(4), b.Nexthops[0].Type)
+ assert.Equal("172.16.1.101", b.Nexthops[0].Gate.String())
//Serialize
b.PrefixLength = uint8(24)
@@ -518,12 +519,12 @@ func Test_NexthopUpdateBody(t *testing.T) {
assert.Nil(err)
// Test decoded values
- assert.Equal(uint16(syscall.AF_INET), b.Family)
- assert.Equal(net.ParseIP("192.168.1.1").To4(), b.Prefix)
+ assert.Equal(uint8(syscall.AF_INET), b.Prefix.Family)
+ assert.Equal(net.ParseIP("192.168.1.1").To4(), b.Prefix.Prefix)
assert.Equal(uint32(1), b.Metric)
- nexthop := &Nexthop{
- Type: NEXTHOP_FLAG(NEXTHOP_IPV4_IFINDEX),
- Addr: net.ParseIP("192.168.1.1").To4(),
+ nexthop := Nexthop{
+ Type: NEXTHOP_TYPE(NEXTHOP_TYPE_IPV4_IFINDEX),
+ Gate: net.ParseIP("192.168.1.1").To4(),
Ifindex: uint32(2),
}
assert.Equal(1, len(b.Nexthops))
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 02:11:54 +0000