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fou: Allowing configuring IPv6 listener 

Signed-off-by: Tom Herbert <tom@herbertland.com>
This commit is contained in:
Tom Herbert 2016-08-04 13:34:57 -07:00 committed by Stephen Hemminger
parent 0b2fbb7358
commit 8bd31d8db5
1 changed files with 7 additions and 2 deletions
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9
ip/ipfou.c
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@ -25,8 +25,9 @@
static void usage(void)
{
fprintf(stderr, "Usage: ip fou add port PORT { ipproto PROTO | gue }\n");
fprintf(stderr, " ip fou del port PORT\n");
fprintf(stderr, "Usage: ip fou add port PORT "
"{ ipproto PROTO | gue } [ -6 ]\n");
fprintf(stderr, " ip fou del port PORT [ -6 ]\n");
fprintf(stderr, "\n");
fprintf(stderr, "Where: PROTO { ipproto-name | 1..255 }\n");
fprintf(stderr, " PORT { 1..65535 }\n");
@ -50,6 +51,7 @@ static int fou_parse_opt(int argc, char **argv, struct nlmsghdr *n,
__u8 ipproto, type;
bool gue_set = false;
int ipproto_set = 0;
unsigned short family = AF_INET;
while (argc > 0) {
if (!matches(*argv, "port")) {
@ -71,6 +73,8 @@ static int fou_parse_opt(int argc, char **argv, struct nlmsghdr *n,
ipproto_set = 1;
} else if (!matches(*argv, "gue")) {
gue_set = true;
} else if (!matches(*argv, "-6")) {
family = AF_INET6;
} else {
fprintf(stderr, "fou: unknown command \"%s\"?\n", *argv);
usage();
@ -98,6 +102,7 @@ static int fou_parse_opt(int argc, char **argv, struct nlmsghdr *n,
addattr16(n, 1024, FOU_ATTR_PORT, port);
addattr8(n, 1024, FOU_ATTR_TYPE, type);
addattr16(n, 1024, FOU_ATTR_AF, family);
if (ipproto_set)
addattr8(n, 1024, FOU_ATTR_IPPROTO, ipproto);