static void system_set_dev_sysctl(const char *path, const char *device, const char *val)
{
- snprintf(dev_buf, sizeof(dev_buf), path, val);
+ snprintf(dev_buf, sizeof(dev_buf), path, device);
system_set_sysctl(dev_buf, val);
}
if (dev->type != &simple_device_type)
return;
+ if (add && system_if_force_external(dev->ifname))
+ return;
+
device_set_present(dev, add);
}
static int system_bridge_if(const char *bridge, struct device *dev, int cmd, void *data)
{
struct ifreq ifr;
+
+ memset(&ifr, 0, sizeof(ifr));
if (dev)
ifr.ifr_ifindex = dev->ifindex;
else
static int system_if_flags(const char *ifname, unsigned add, unsigned rem)
{
struct ifreq ifr;
+
+ memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
ioctl(sock_ioctl, SIOCGIFFLAGS, &ifr);
ifr.ifr_flags |= add;
static bool check_route(struct nlmsghdr *hdr, int ifindex)
{
+ struct rtmsg *r = NLMSG_DATA(hdr);
struct nlattr *tb[__RTA_MAX];
+ if (r->rtm_protocol == RTPROT_KERNEL &&
+ r->rtm_family == AF_INET6)
+ return false;
+
nlmsg_parse(hdr, sizeof(struct rtmsg), tb, __RTA_MAX - 1, NULL);
if (!tb[RTA_OIF])
return false;
}
}
-static void
+void
system_if_apply_settings(struct device *dev, struct device_settings *s)
{
struct ifreq ifr;
if (ioctl(sock_ioctl, SIOCSIFTXQLEN, &ifr) < 0)
s->flags &= ~DEV_OPT_TXQUEUELEN;
}
- if (s->flags & DEV_OPT_MACADDR) {
+ if ((s->flags & DEV_OPT_MACADDR) && !dev->external) {
ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER;
memcpy(&ifr.ifr_hwaddr.sa_data, s->macaddr, sizeof(s->macaddr));
if (ioctl(sock_ioctl, SIOCSIFHWADDR, &ifr) < 0)
}
static bool
-read_int_file(int dir_fd, const char *file, int *val)
+read_uint64_file(int dir_fd, const char *file, uint64_t *val)
{
char buf[64];
bool ret = false;
ret = read_string_file(dir_fd, file, buf, sizeof(buf));
if (ret)
- *val = strtoul(buf, NULL, 0);
+ *val = strtoull(buf, NULL, 0);
return ret;
}
}
}
+bool
+system_if_force_external(const char *ifname)
+{
+ char buf[64];
+ struct stat s;
+
+ snprintf(buf, sizeof(buf), "/sys/class/net/%s/phy80211", ifname);
+ return stat(buf, &s) == 0;
+}
+
int
system_if_dump_info(struct device *dev, struct blob_buf *b)
{
struct ifreq ifr;
char buf[64], *s;
void *c;
- int dir_fd, val = 0;
+ int dir_fd;
+ uint64_t val = 0;
snprintf(buf, sizeof(buf), "/sys/class/net/%s", dev->ifname);
dir_fd = open(buf, O_DIRECTORY);
- if (read_int_file(dir_fd, "carrier", &val))
+ if (read_uint64_file(dir_fd, "carrier", &val))
blobmsg_add_u8(b, "link", !!val);
memset(&ecmd, 0, sizeof(ecmd));
};
char buf[64];
int stats_dir;
- int i, val = 0;
+ int i;
+ uint64_t val = 0;
snprintf(buf, sizeof(buf), "/sys/class/net/%s/statistics", dev->ifname);
stats_dir = open(buf, O_DIRECTORY);
return -1;
for (i = 0; i < ARRAY_SIZE(counters); i++)
- if (read_int_file(stats_dir, counters[i], &val))
- blobmsg_add_u32(b, counters[i], val);
+ if (read_uint64_file(stats_dir, counters[i], &val))
+ blobmsg_add_u64(b, counters[i], val);
close(stats_dir);
return 0;
{
bool v4 = ((addr->flags & DEVADDR_FAMILY) == DEVADDR_INET4);
int alen = v4 ? 4 : 16;
+ unsigned int flags = 0;
struct ifaddrmsg ifa = {
.ifa_family = (alen == 4) ? AF_INET : AF_INET6,
.ifa_prefixlen = addr->mask,
};
struct nl_msg *msg;
+ if (cmd == RTM_NEWADDR)
+ flags |= NLM_F_CREATE | NLM_F_REPLACE;
- msg = nlmsg_alloc_simple(cmd, 0);
+ msg = nlmsg_alloc_simple(cmd, flags);
if (!msg)
return -1;
nla_put_u32(msg, IFA_BROADCAST, addr->broadcast);
if (addr->point_to_point)
nla_put_u32(msg, IFA_ADDRESS, addr->point_to_point);
+ } else {
+ time_t now = system_get_rtime();
+ struct ifa_cacheinfo cinfo = {0xffffffffU, 0xffffffffU, 0, 0};
+
+ if (addr->preferred_until) {
+ int preferred = addr->preferred_until - now;
+ if (preferred < 0)
+ preferred = 0;
+
+ cinfo.ifa_prefered = preferred;
+ }
+
+ if (addr->valid_until) {
+ int valid = addr->valid_until - now;
+ if (valid <= 0)
+ return -1;
+
+ cinfo.ifa_valid = valid;
+ }
+
+ nla_put(msg, IFA_CACHEINFO, sizeof(cinfo), &cinfo);
}
return system_rtnl_call(msg);
int alen = ((route->flags & DEVADDR_FAMILY) == DEVADDR_INET4) ? 4 : 16;
bool have_gw;
unsigned int flags = 0;
- int ifindex = dev->ifindex;
if (alen == 4)
have_gw = !!route->nexthop.in.s_addr;
.rtm_family = (alen == 4) ? AF_INET : AF_INET6,
.rtm_dst_len = route->mask,
.rtm_table = RT_TABLE_MAIN,
- .rtm_protocol = (route->flags & DEVADDR_KERNEL) ? RTPROT_KERNEL : RTPROT_BOOT,
+ .rtm_protocol = (route->flags & DEVADDR_KERNEL) ? RTPROT_KERNEL : RTPROT_STATIC,
.rtm_scope = scope,
.rtm_type = (cmd == RTM_DELROUTE) ? 0: RTN_UNICAST,
};
struct nl_msg *msg;
- if (cmd == RTM_NEWROUTE)
+ if (cmd == RTM_NEWROUTE) {
flags |= NLM_F_CREATE | NLM_F_REPLACE;
+ if (!dev) { // Add null-route
+ rtm.rtm_scope = RT_SCOPE_UNIVERSE;
+ rtm.rtm_type = RTN_UNREACHABLE;
+ }
+ }
+
msg = nlmsg_alloc_simple(cmd, flags);
if (!msg)
return -1;
if (have_gw)
nla_put(msg, RTA_GATEWAY, alen, &route->nexthop);
- nla_put_u32(msg, RTA_OIF, ifindex);
+ if (dev)
+ nla_put_u32(msg, RTA_OIF, dev->ifindex);
return system_rtnl_call(msg);
}
return tunnel_ioctl(name, SIOCDELTUNNEL, &p);
}
+int system_update_ipv6_mtu(struct device *dev, int mtu)
+{
+ int ret = -1;
+ char buf[64];
+ snprintf(buf, sizeof(buf), "/proc/sys/net/ipv6/conf/%s/mtu",
+ dev->ifname);
+
+ int fd = open(buf, O_RDWR);
+ ssize_t len = read(fd, buf, sizeof(buf) - 1);
+ if (len < 0)
+ goto out;
+
+ buf[len] = 0;
+ ret = atoi(buf);
+
+ if (!mtu || ret <= mtu)
+ goto out;
+
+ lseek(fd, 0, SEEK_SET);
+ if (write(fd, buf, snprintf(buf, sizeof(buf), "%i", mtu)) <= 0)
+ ret = -1;
+
+out:
+ close(fd);
+ return ret;
+}
+
static int parse_ipaddr(struct blob_attr *attr, __be32 *addr)
{
if (!attr)
struct blob_attr *cur;
struct ip_tunnel_parm p;
const char *base, *str;
- int cmd = SIOCADDTUNNEL;
+ bool is_sit;
system_del_ip_tunnel(name);
blobmsg_parse(tunnel_attr_list.params, __TUNNEL_ATTR_MAX, tb,
blob_data(attr), blob_len(attr));
- cur = tb[TUNNEL_ATTR_TYPE];
- if (!cur)
+ if (!(cur = tb[TUNNEL_ATTR_TYPE]))
return -EINVAL;
-
str = blobmsg_data(cur);
- if (!strcmp(str, "sit")) {
+ is_sit = !strcmp(str, "sit");
+
+ if (is_sit) {
p.iph.protocol = IPPROTO_IPV6;
base = "sit0";
} else
}
strncpy(p.name, name, sizeof(p.name));
- return tunnel_ioctl(base, cmd, &p);
+ if (tunnel_ioctl(base, SIOCADDTUNNEL, &p) < 0)
+ return -1;
+
+#ifdef SIOCADD6RD
+ cur = tb[TUNNEL_ATTR_6RD_PREFIX];
+ if (cur && is_sit) {
+ unsigned int mask;
+ struct ip_tunnel_6rd p6;
+
+ memset(&p6, 0, sizeof(p6));
+
+ if (!parse_ip_and_netmask(AF_INET6, blobmsg_data(cur),
+ &p6.prefix, &mask) || mask > 128)
+ return -EINVAL;
+ p6.prefixlen = mask;
+
+ if ((cur = tb[TUNNEL_ATTR_6RD_RELAY_PREFIX])) {
+ if (!parse_ip_and_netmask(AF_INET, blobmsg_data(cur),
+ &p6.relay_prefix, &mask) || mask > 32)
+ return -EINVAL;
+ p6.relay_prefixlen = mask;
+ }
+
+ if (tunnel_ioctl(name, SIOCADD6RD, &p6) < 0) {
+ system_del_ip_tunnel(name);
+ return -1;
+ }
+ }
+#endif
+
+ return 0;
}