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Connection keepalive/disconnect

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This commit is contained in:
Russ Magee 2023-11-05 14:58:24 -08:00
parent 74be6173b6
commit bcea6d713f
4 changed files with 135 additions and 29 deletions
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4
xsnet/consts.go
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@ -52,6 +52,7 @@ const (
CSEKEXAlgDenied // server rejected proposed KEX alg
CSECipherAlgDenied // server rejected proposed Cipher alg
CSEHMACAlgDenied // server rejected proposed HMAC alg
CSEConnDead // connection keepalives expired
)
// Extended (>255 UNIX exit status) codes
@ -78,6 +79,7 @@ const (
CSOTunKeepAlive // client tunnel heartbeat
CSOTunDisconn // server -> client: tunnel rport disconnected
CSOTunHangup // client -> server: tunnel lport hung up
CSOKeepAlive // bidir keepalive packet to monitor main connection
)
// TunEndpoint.tunCtl control values - used to control workers for client
@ -97,7 +99,7 @@ const (
// Channel status Op byte type (see CSONone, ... and CSENone, ...)
type CSOType uint32
//TODO: this should be small (max unfragmented packet size?)
// TODO: this should be small (max unfragmented packet size?)
const MAX_PAYLOAD_LEN = 2*1024*1024*1024 - 1
// Session symmetric crypto algs