From 96e5d80a3e8c2b874b321bc5918971f8ea63d2c6 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Thu, 17 Jun 2021 22:54:59 +0200
Subject: tunnel: support turning off automatic routing table

This supports the familiar "Table = off" syntax as on Linux, and then
interprets other valid values as simply "on".

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 ui/syntax/highlighter.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'ui/syntax/highlighter.go')

diff --git a/ui/syntax/highlighter.go b/ui/syntax/highlighter.go
index d49cab32..a531854b 100644
--- a/ui/syntax/highlighter.go
+++ b/ui/syntax/highlighter.go
@@ -26,6 +26,7 @@ const (
 	highlightKeepalive
 	highlightComment
 	highlightDelimiter
+	highlightTable
 	highlightCmd
 	highlightError
 )
@@ -256,6 +257,10 @@ func (s stringSpan) isValidMTU() bool {
 	return s.isValidUint(false, 576, 65535)
 }
 
+func (s stringSpan) isValidTable() bool {
+	return s.isSame("off") || s.isSame("auto") || s.isSame("main") || s.isValidUint(false, 0, (1<<32)-1)
+}
+
 func (s stringSpan) isValidPersistentKeepAlive() bool {
 	if s.isSame("off") {
 		return true
@@ -360,6 +365,7 @@ const (
 	fieldAddress
 	fieldDNS
 	fieldMTU
+	fieldTable
 	fieldPreUp
 	fieldPostUp
 	fieldPreDown
@@ -395,6 +401,8 @@ func (s stringSpan) field() field {
 		return fieldDNS
 	case s.isCaselessSame("MTU"):
 		return fieldMTU
+	case s.isCaselessSame("Table"):
+		return fieldTable
 	case s.isCaselessSame("PublicKey"):
 		return fieldPublicKey
 	case s.isCaselessSame("PresharedKey"):
@@ -508,6 +516,8 @@ func (hsa *highlightSpanArray) highlightValue(parent stringSpan, s stringSpan, s
 		hsa.append(parent.s, s, validateHighlight(s.isValidKey(), highlightPresharedKey))
 	case fieldMTU:
 		hsa.append(parent.s, s, validateHighlight(s.isValidMTU(), highlightMTU))
+	case fieldTable:
+		hsa.append(parent.s, s, validateHighlight(s.isValidTable(), highlightTable))
 	case fieldPreUp, fieldPostUp, fieldPreDown, fieldPostDown:
 		hsa.append(parent.s, s, validateHighlight(s.isValidPrePostUpDown(), highlightCmd))
 	case fieldListenPort:
-- 
cgit v1.2.3-59-g8ed1b