[OpenWrt-Devel] [PATCH] gre: introduce 'nohostroute' option

[Hans Dedecker]

Hi,
On Sun, May 26, 2019 at 12:19 PM Fabian Bläse via openwrt-devel
<openwrt-devel at lists.openwrt.org> wrote:
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> ---------- Forwarded message ----------
> From: "Fabian Bläse" <fabian at blaese.de>
> To: openwrt-devel at lists.openwrt.org
> Cc: "Fabian Bläse" <fabian at blaese.de>
> Bcc:
> Date: Sun, 26 May 2019 12:19:05 +0200
> Subject: [PATCH] gre: introduce 'nohostroute' option
> It is not always necessary to add a host route for the gre peer address.
>
> This introduces a new config option 'nohostroute' (similar to the
> option introduced for wireguard in d8e2e19) to allow to disable
> the creation of those routes explicitely.
>
> Signed-off-by: Fabian Bläse <fabian at blaese.de>
Trying to apply the patch I get :

git am 1105538.patch
Patch is empty.
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

Please use git send-email to deliver the patch

Hans
> ---
>  package/network/config/gre/files/gre.sh | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
>
> diff --git a/package/network/config/gre/files/gre.sh b/package/network/config/gre/files/gre.sh
> index 2bb1010b76..3414ed3047 100755
> --- a/package/network/config/gre/files/gre.sh
> +++ b/package/network/config/gre/files/gre.sh
> @@ -56,7 +56,7 @@ gre_setup() {
>         local remoteip
>
>         local ipaddr peeraddr
> -       json_get_vars df ipaddr peeraddr tunlink
> +       json_get_vars df ipaddr peeraddr tunlink nohostroute
>
>         [ -z "$peeraddr" ] && {
>                 proto_notify_error "$cfg" "MISSING_PEER_ADDRESS"
> @@ -76,7 +76,9 @@ gre_setup() {
>                 break
>         done
>
> -       ( proto_add_host_dependency "$cfg" "$peeraddr" "$tunlink" )
> +       if [ "${nohostroute}" != "1" ]; then
> +               ( proto_add_host_dependency "$cfg" "$peeraddr" "$tunlink" )
> +       fi
>
>         [ -z "$ipaddr" ] && {
>                 local wanif="$tunlink"
> @@ -133,7 +135,7 @@ grev6_setup() {
>         local remoteip6
>
>         local ip6addr peer6addr weakif
> -       json_get_vars ip6addr peer6addr tunlink weakif encaplimit
> +       json_get_vars ip6addr peer6addr tunlink weakif encaplimit nohostroute
>
>         [ -z "$peer6addr" ] && {
>                 proto_notify_error "$cfg" "MISSING_PEER_ADDRESS"
> @@ -153,7 +155,9 @@ grev6_setup() {
>                 break
>         done
>
> -       ( proto_add_host_dependency "$cfg" "$peer6addr" "$tunlink" )
> +       if [ "${nohostroute}" != "1" ]; then
> +               ( proto_add_host_dependency "$cfg" "$peer6addr" "$tunlink" )
> +       fi
>
>         [ -z "$ip6addr" ] && {
>                 local wanif="$tunlink"
> @@ -262,6 +266,7 @@ proto_gre_init_config() {
>         proto_config_add_string "ipaddr"
>         proto_config_add_string "peeraddr"
>         proto_config_add_boolean "df"
> +       proto_config_add_boolean "nohostroute"
>  }
>
>  proto_gretap_init_config() {
> @@ -275,6 +280,7 @@ proto_grev6_init_config() {
>         proto_config_add_string "peer6addr"
>         proto_config_add_string "weakif"
>         proto_config_add_string "encaplimit"
> +       proto_config_add_boolean "nohostroute"
>  }
>
>  proto_grev6tap_init_config() {
> --
> 2.21.0
>
>
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