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| author | IWASE Yusuke <iwase.yusuke0@gmail.com> | 2017-01-18 13:28:46 +0900 |
|---|---|---|
| committer | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2017-02-03 22:47:34 -0800 |
| commit | 1063bcab1ee22cac4c7e375aaf37589747bad133 (patch) | |
| tree | 1045a331ace96926da8728915318e0084eb8c5c5 /server/util.go | |
| parent | 356c01a9d061b2b6bb4c3068a9888b56dc435600 (diff) | |
cli: Communication on Administrative Shutdown NOTIFICATION
This patch enable to send an arbitrary message on the Cease NOTIFICATION
message with "Administrative Shutdown" and "Administrative Reset" subcodes
with "--reason" option.
Usage:
$ gobgp neighbor <neighbor address> shutdown --reason "some messages"
$ gobgp neighbor <neighbor address> reset --reason "some messages"
Reference: https://tools.ietf.org/html/draft-ietf-idr-shutdown-04
Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>
Diffstat (limited to 'server/util.go')
| -rw-r--r-- | server/util.go | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/server/util.go b/server/util.go index 43c85bc1..9e11a0a1 100644 --- a/server/util.go +++ b/server/util.go @@ -15,7 +15,10 @@ package server -import "github.com/eapache/channels" +import ( + "github.com/eapache/channels" + "github.com/osrg/gobgp/packet/bgp" +) func cleanInfiniteChannel(ch *channels.InfiniteChannel) { ch.Close() @@ -23,3 +26,20 @@ func cleanInfiniteChannel(ch *channels.InfiniteChannel) { for range ch.Out() { } } + +// Returns the binary formatted Administrative Shutdown Communication from the +// given string value. +func newAdministrativeCommunication(communication string) (data []byte) { + if communication == "" { + return nil + } + com := []byte(communication) + if len(com) > bgp.BGP_ERROR_ADMINISTRATIVE_COMMUNICATION_MAX { + data = []byte{bgp.BGP_ERROR_ADMINISTRATIVE_COMMUNICATION_MAX} + data = append(data, com[:bgp.BGP_ERROR_ADMINISTRATIVE_COMMUNICATION_MAX]...) + } else { + data = []byte{byte(len(com))} + data = append(data, com...) + } + return data +} |