drop clients before 1.42

Signed-off-by: Kristoffer Dalby <[email protected]>

CHANGELOG.md

@@ -29,7 +29,7 @@ after improving the test harness as part of adopting [#1460](https://github.com/
   - Adds additional configuration for PostgreSQL for setting max open, idle connection and idle connection lifetime.
 - API: Machine is now Node [#1553](https://github.com/juanfont/headscale/pull/1553)
 - Remove support for older Tailscale clients [#1611](https://github.com/juanfont/headscale/pull/1611)
-  - The latest supported client is 1.38
+  - The latest supported client is 1.42
 - Headscale checks that _at least_ one DERP is defined at start [#1564](https://github.com/juanfont/headscale/pull/1564)
   - If no DERP is configured, the server will fail to start, this can be because it cannot load the DERPMap from file or url.
 - Embedded DERP server requires a private key [#1611](https://github.com/juanfont/headscale/pull/1611)

hscontrol/noise.go

@@ -166,7 +166,7 @@ func (ns *noiseServer) earlyNoise(protocolVersion int, writer io.Writer) error {
 }
 
 const (
-	MinimumCapVersion tailcfg.CapabilityVersion = 58
+	MinimumCapVersion tailcfg.CapabilityVersion = 61
 )
 
 // NoisePollNetMapHandler takes care of /machine/:id/map using the Noise protocol

integration/scenario.go

@@ -63,9 +63,9 @@ var (
 		"1.48":     true,  // CapVer: 68
 		"1.46":     true,  // CapVer: 65
 		"1.44":     true,  // CapVer: 63
-		"1.42":     true,  // CapVer: 61
-		"1.40":     true,  // CapVer: 61
-		"1.38":     true,  // Oldest supported version, CapVer: 58
+		"1.42":     true,  // Oldest supported version, CapVer: 61
+		"1.40":     false, // CapVer: 61
+		"1.38":     false, // CapVer: 58
 		"1.36":     false, // CapVer: 56
 		"1.34":     false, // CapVer: 51
 		"1.32":     false, // CapVer: 46