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wgengine/router: warn about another variation of busybox's ip.

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Signed-off-by: David Anderson <danderson@tailscale.com>
This commit is contained in:
David Anderson 2020-05-15 20:47:46 +00:00
parent bb55694c95
commit 7fb33123d3
1 changed files with 1 additions and 1 deletions
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2
wgengine/router/router_linux.go
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@ -544,7 +544,7 @@ func (r *linuxRouter) delBypassRule() error {
// the user towards the correct fix. See
// https://github.com/tailscale/tailscale/issues/368 for an
// example of this issue.
if bytes.Contains(out, []byte("ip: ignoring all arguments")) {
if bytes.Contains(out, []byte("ip: ignoring all arguments")) || bytes.Contains(out, []byte("does not take any arguments")) {
return errors.New("cannot list ip rules, `ip` appears to be the busybox implementation. Please install iproute2")
}
return fmt.Errorf("listing ip rules: %v\n%s", err, out)