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cmd/tailscale/cli: validate advertised routes' IP address-vs-network bits

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Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2020-08-10 08:10:15 -07:00
committed by Brad Fitzpatrick
parent a275b9d7aa
commit 87cbc067c2
4 changed files with 28 additions and 16 deletions
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9
cmd/tailscale/cli/cli.go
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@@ -76,6 +76,11 @@ change in the future.
return err
}
func fatalf(format string, a ...interface{}) {
log.SetFlags(0)
log.Fatalf(format, a...)
}
var rootArgs struct {
socket string
}
@@ -84,9 +89,9 @@ func connect(ctx context.Context) (net.Conn, *ipn.BackendClient, context.Context
c, err := safesocket.Connect(rootArgs.socket, 41112)
if err != nil {
if runtime.GOOS != "windows" && rootArgs.socket == "" {
log.Fatalf("--socket cannot be empty")
fatalf("--socket cannot be empty")
}
log.Fatalf("Failed to connect to connect to tailscaled. (safesocket.Connect: %v)\n", err)
fatalf("Failed to connect to connect to tailscaled. (safesocket.Connect: %v)\n", err)
}
clientToServer := func(b []byte) {
ipn.WriteMsg(c, b)