On Fri, 17 Aug 2018 10:31:34 +0300
Shmulik Ladkani <shmu...@metanetworks.com> wrote:
> This allows the user to specify the LWTUNNEL_IP_SRC/LWTUNNEL_IP6_SRC
> when setting an lwtunnel encapsulation route.
>
> Signed-off-by: Shmulik Ladkani <shmulik.ladk...@gmail.com>
> ---
> ip/iproute_lwtunnel.c | 22 ++++++++++++++++++++--
> 1 file changed, 20 insertions(+), 2 deletions(-)
>
> diff --git a/ip/iproute_lwtunnel.c b/ip/iproute_lwtunnel.c
> index 740da7c6..20d5545c 100644
> --- a/ip/iproute_lwtunnel.c
> +++ b/ip/iproute_lwtunnel.c
> @@ -671,7 +671,7 @@ static int parse_encap_mpls(struct rtattr *rta, size_t
> len,
> static int parse_encap_ip(struct rtattr *rta, size_t len,
> int *argcp, char ***argvp)
> {
> - int id_ok = 0, dst_ok = 0, tos_ok = 0, ttl_ok = 0;
> + int id_ok = 0, dst_ok = 0, src_ok = 0, tos_ok = 0, ttl_ok = 0;
> char **argv = *argvp;
> int argc = *argcp;
>
> @@ -694,6 +694,15 @@ static int parse_encap_ip(struct rtattr *rta, size_t len,
> get_addr(&addr, *argv, AF_INET);
> rta_addattr_l(rta, len, LWTUNNEL_IP_DST,
> &addr.data, addr.bytelen);
> + } else if (strcmp(*argv, "src") == 0) {
> + inet_prefix addr;
> +
> + NEXT_ARG();
> + if (src_ok++)
> + duparg2("src", *argv);
> + get_addr(&addr, *argv, AF_INET);
> + rta_addattr_l(rta, len, LWTUNNEL_IP_SRC,
> + &addr.data, addr.bytelen);
> } else if (strcmp(*argv, "tos") == 0) {
> __u32 tos;
>
> @@ -805,7 +814,7 @@ static int parse_encap_ila(struct rtattr *rta, size_t len,
> static int parse_encap_ip6(struct rtattr *rta, size_t len,
> int *argcp, char ***argvp)
> {
> - int id_ok = 0, dst_ok = 0, tos_ok = 0, ttl_ok = 0;
> + int id_ok = 0, dst_ok = 0, src_ok = 0, tos_ok = 0, ttl_ok = 0;
> char **argv = *argvp;
> int argc = *argcp;
>
> @@ -828,6 +837,15 @@ static int parse_encap_ip6(struct rtattr *rta, size_t
> len,
> get_addr(&addr, *argv, AF_INET6);
> rta_addattr_l(rta, len, LWTUNNEL_IP6_DST,
> &addr.data, addr.bytelen);
> + } else if (strcmp(*argv, "src") == 0) {
> + inet_prefix addr;
> +
> + NEXT_ARG();
> + if (src_ok++)
> + duparg2("src", *argv);
> + get_addr(&addr, *argv, AF_INET6);
> + rta_addattr_l(rta, len, LWTUNNEL_IP6_SRC,
> + &addr.data, addr.bytelen);
> } else if (strcmp(*argv, "tc") == 0) {
> __u32 tc;
>
If you accept an attribute on input you need to parse it and display it the
same way in the show command.
