*: support draft-ietf-idr-flowspec-l2vpn-03

$ gobgp g ri add -a l2vpn-flowspec match destination-mac 01:01:01:01:01:01 ether-type ipv4 vid 10 cos 20
$ gobgp g ri add -a l2vpn-flowspec match source-mac 01:01:01:01:01:01 ether-type arp inner-vid 20 inner-cos 20

Signed-off-by: ISHIDA Wataru <ishida.wataru@lab.ntt.co.jp>

2 files changed, 21 insertions, 5 deletions

diff --git a/docs/sources/cli-command-syntax.md b/docs/sources/cli-command-syntax.md
index 7034bfc8..011209e3 100644
--- a/docs/sources/cli-command-syntax.md
+++ b/docs/sources/cli-command-syntax.md
@@ -80,7 +80,7 @@ The following options can be specified in the global subcommand:
 
 | short  |long           | description                                | default |
 |--------|---------------|--------------------------------------------|---------|
-|a       |address-family |specify any one from among `ipv4`, `ipv6`, `vpnv4`, `vpnv6`, `ipv4-labeled`, `ipv6-labeled`, `evpn`, `encap`, `rtc`, `ipv4-flowspec`, `ipv6-flowspec`, `opaque` | `ipv4` |
+|a       |address-family |specify any one from among `ipv4`, `ipv6`, `vpnv4`, `vpnv6`, `ipv4-labeled`, `ipv6-labeled`, `evpn`, `encap`, `rtc`, `ipv4-flowspec`, `ipv6-flowspec`, `l2vpn-flowspec`, `opaque` | `ipv4` |
 
 <br>
 
@@ -110,7 +110,7 @@ The following options can be specified in the global subcommand:
 
 | short  |long           | description                                | default |
 |--------|---------------|--------------------------------------------|---------|
-|a       |address-family |specify any one from among `ipv4`, `ipv6`, `vpnv4`, `vpnv6`, `ipv4-labeled`, `ipv6-labeld`, `evpn`, `encap`, `rtc`, `ipv4-flowspec`, `ipv6-flowspec`, `opaque` | `ipv4` |
+|a       |address-family |specify any one from among `ipv4`, `ipv6`, `vpnv4`, `vpnv6`, `ipv4-labeled`, `ipv6-labeld`, `evpn`, `encap`, `rtc`, `ipv4-flowspec`, `ipv6-flowspec`, `l2vpn-flowspec`, `opaque` | `ipv4` |
 
 ### 2.3. Show Rib - local-rib/adj-rib-in/adj-rib-out -
 #### - syntax
@@ -132,7 +132,7 @@ The following options can be specified in the neighbor subcommand:
 
 | short  |long           | description                                | default |
 |--------|---------------|--------------------------------------------|---------|
-|a       |address-family |specify any one from among `ipv4`, `ipv6`, `vpnv4`, `vpnv6`, `ipv4-labeled`, `ipv6-labeld`, `evpn`, `encap`, `rtc`, `ipv4-flowspec`, `ipv6-flowspec`, `opaque` | `ipv4` |
+|a       |address-family |specify any one from among `ipv4`, `ipv6`, `vpnv4`, `vpnv6`, `ipv4-labeled`, `ipv6-labeld`, `evpn`, `encap`, `rtc`, `ipv4-flowspec`, `ipv6-flowspec`, `l2vpn-flowspec`, `opaque` | `ipv4` |
 
 
 ### 2.4. Operations for Policy  - add/del/show -
diff --git a/docs/sources/flowspec.md b/docs/sources/flowspec.md
index 97ab2a85..34c20608 100644
--- a/docs/sources/flowspec.md
+++ b/docs/sources/flowspec.md
@@ -2,7 +2,8 @@
 
 GoBGP supports [RFC5575](https://tools.ietf.org/html/rfc5575),
 [draft-ietf-idr-flowspec-redirect-rt-bis-05](http://tools.ietf.org/html/draft-ietf-idr-flowspec-redirect-rt-bis-05)
-and [draft-ietf-idr-flow-spec-v6-06](https://tools.ietf.org/html/draft-ietf-idr-flow-spec-v6-06).
+, [draft-ietf-idr-flow-spec-v6-06](https://tools.ietf.org/html/draft-ietf-idr-flow-spec-v6-06)
+and [draft-ietf-idr-flowspec-l2vpn-03](https://tools.ietf.org/html/draft-ietf-idr-flowspec-l2vpn-03).
 
 ## Prerequisites
 
@@ -28,11 +29,15 @@ afi-safis like below.
   peer-as = 64512
 [[neighbors.afi-safis]]
   afi-safi-name = "ipv4-flowspec"
+[[neighbors.afi-safis]]
+  afi-safi-name = "ipv6-flowspec"
+[[neighbors.afi-safis]]
+  afi-safi-name = "l2vpn-flowspec"
 ```
 
 ## <a name="section1"> Add Flowspec routes through CLI
 
-CLI syntax to add flowspec is
+CLI syntax to add ipv4/ipv6 flowspec rule is
 
 ```shell
 % global rib add match <MATCH_EXPR> then <THEN_EXPR> -a [ipv4-flowspec|ipv6-flowspec]
@@ -47,6 +52,17 @@ CLI syntax to add flowspec is
         <RT> : xxx:yyy, xx.xx.xx.xx:yyy, xxx.xxx:yyy
 ```
 
+that for l2vpn flowspec rule is
+
+``` shell
+% global rib add match <MATCH_EXPR> then <THEN_EXPR> -a [l2vpn-flowspec]
+   <MATCH_EXPR> : { { destination-mac | source-mac } <MAC> | ether-type <ETHER_TYPE> | { llc-dsap | llc-ssap | llc-control | snap | vid | cos | inner-vid | inner-cos } <ITEM>... }...
+   <ETHER_TYPE> : arp, vmtp, ipx, snmp, net-bios, xtp, pppoe-discovery, ipv4, rarp, ipv6, pppoe-session, loopback, apple-talk, aarp
+   <ITEM> : &?{<|>|=}<value>
+   <THEN_EXPR> : { accept | discard | rate-limit <value> | redirect <RT> | mark <value> | action { sample | terminal | sample-terminal } | rt <RT>... }...
+   <RT> : xxx:yyy, xx.xx.xx.xx:yyy, xxx.xxx:yyy
+```
+
 ### Examples
 
 ```shell