X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=system-linux.c;h=9978ade5046da28dd78ec261bfda97d8a923288f;hp=9c4bea63b9b51b8d7cef03165c413c0d0a10db10;hb=fb9beaa4d0d70300ea00b92f246f7edc08e9da5d;hpb=827145f01d849c663f18e356157fd71f1a7cc45d diff --git a/system-linux.c b/system-linux.c index 9c4bea6..9978ade 100644 --- a/system-linux.c +++ b/system-linux.c @@ -325,6 +325,13 @@ static void system_bridge_set_hairpin_mode(struct device *dev, const char *val) system_set_dev_sysctl("/sys/class/net/%s/brport/hairpin_mode", dev->ifname, val); } +static void system_bridge_set_multicast_router(struct device *dev, const char *val, bool bridge) +{ + system_set_dev_sysctl(bridge ? "/sys/class/net/%s/bridge/multicast_router" : + "/sys/class/net/%s/brport/multicast_router", + dev->ifname, val); +} + static int system_get_sysctl(const char *path, char *buf, const size_t buf_sz) { int fd = -1, ret = -1; @@ -417,7 +424,7 @@ static int cb_rtnl_event(struct nl_msg *msg, void *arg) goto out; struct device *dev = device_get(nla_data(nla[IFLA_IFNAME]), false); - if (!dev || dev->type->keep_link_status) + if (!dev) goto out; if (!system_get_dev_sysctl("/sys/class/net/%s/carrier", dev->ifname, buf, sizeof(buf))) @@ -567,19 +574,25 @@ static char *system_get_bridge(const char *name, char *buf, int buflen) } static void -system_bridge_set_wireless(struct device *dev) +system_bridge_set_wireless(struct device *bridge, struct device *dev) { + bool mcast_to_ucast = dev->wireless_ap; bool hairpin = true; - if (dev->wireless_isolate) + if (bridge->settings.flags & DEV_OPT_MULTICAST_TO_UNICAST && + !bridge->settings.multicast_to_unicast) + mcast_to_ucast = false; + + if (!mcast_to_ucast || dev->wireless_isolate) hairpin = false; - system_bridge_set_multicast_to_unicast(dev, "1"); + system_bridge_set_multicast_to_unicast(dev, mcast_to_ucast ? "1" : "0"); system_bridge_set_hairpin_mode(dev, hairpin ? "1" : "0"); } int system_bridge_addif(struct device *bridge, struct device *dev) { + char buf[64]; char *oldbr; int ret = 0; @@ -588,7 +601,12 @@ int system_bridge_addif(struct device *bridge, struct device *dev) ret = system_bridge_if(bridge->ifname, dev, SIOCBRADDIF, NULL); if (dev->wireless) - system_bridge_set_wireless(dev); + system_bridge_set_wireless(bridge, dev); + + if (dev->settings.flags & DEV_OPT_MULTICAST_ROUTER) { + snprintf(buf, sizeof(buf), "%i", dev->settings.multicast_router); + system_bridge_set_multicast_router(dev, buf, false); + } return ret; } @@ -840,6 +858,11 @@ int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg) system_set_dev_sysctl("/sys/devices/virtual/net/%s/bridge/hash_max", bridge->ifname, buf); + if (bridge->settings.flags & DEV_OPT_MULTICAST_ROUTER) { + snprintf(buf, sizeof(buf), "%i", bridge->settings.multicast_router); + system_bridge_set_multicast_router(bridge, buf, true); + } + args[0] = BRCTL_SET_BRIDGE_PRIORITY; args[1] = cfg->priority; system_bridge_if(bridge->ifname, NULL, SIOCDEVPRIVATE, &args); @@ -1030,7 +1053,7 @@ int system_vlandev_del(struct device *vlandev) return system_link_del(vlandev->ifname); } -static void +void system_if_get_settings(struct device *dev, struct device_settings *s) { struct ifreq ifr; @@ -1117,6 +1140,8 @@ system_if_set_rps_xps_val(const char *path, int val) snprintf(val_buf, sizeof(val_buf), "%x", val); for (i = 0; i < gl.gl_pathc; i++) system_set_sysctl(gl.gl_pathv[i], val_buf); + + globfree(&gl); } static void @@ -1202,6 +1227,7 @@ int system_if_up(struct device *dev) { system_if_get_settings(dev, &dev->orig_settings); /* Only keep orig settings based on what needs to be set */ + dev->orig_settings.valid_flags = dev->orig_settings.flags; dev->orig_settings.flags &= dev->settings.flags; system_if_apply_settings(dev, &dev->settings, dev->settings.flags); return system_if_flags(dev->ifname, IFF_UP, 0); @@ -1272,10 +1298,13 @@ int system_if_check(struct device *dev) int ret = 1; msg = nlmsg_alloc_simple(RTM_GETLINK, 0); - if (!msg || nlmsg_append(msg, &ifi, sizeof(ifi), 0) || - nla_put_string(msg, IFLA_IFNAME, dev->ifname)) + if (!msg) goto out; + if (nlmsg_append(msg, &ifi, sizeof(ifi), 0) || + nla_put_string(msg, IFLA_IFNAME, dev->ifname)) + goto free; + nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, cb_if_check_valid, &chk); nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, cb_if_check_ack, &chk); nl_cb_err(cb, NL_CB_CUSTOM, cb_if_check_error, &chk); @@ -1284,9 +1313,10 @@ int system_if_check(struct device *dev) while (chk.pending > 0) nl_recvmsgs(sock_rtnl, cb); - nlmsg_free(msg); ret = chk.pending; +free: + nlmsg_free(msg); out: nl_cb_put(cb); return ret; @@ -1509,8 +1539,10 @@ static int system_addr(struct device *dev, struct device_addr *addr, int cmd) if (addr->valid_until) { int64_t valid = addr->valid_until - now; - if (valid <= 0) + if (valid <= 0) { + nlmsg_free(msg); return -1; + } else if (valid > UINT32_MAX) valid = UINT32_MAX; @@ -1762,10 +1794,8 @@ static int system_iprule(struct iprule *rule, int cmd) .rtm_flags = 0, }; - if (cmd == RTM_NEWRULE) { + if (cmd == RTM_NEWRULE) rtm.rtm_type = RTN_UNICAST; - rtm.rtm_flags |= NLM_F_REPLACE | NLM_F_EXCL; - } if (rule->invert) rtm.rtm_flags |= FIB_RULE_INVERT; @@ -2105,6 +2135,103 @@ failure: } #endif +#ifdef IFLA_VTI_MAX +static int system_add_vti_tunnel(const char *name, const char *kind, + const unsigned int link, struct blob_attr **tb, bool v6) +{ + struct nl_msg *nlm; + struct ifinfomsg ifi = { .ifi_family = AF_UNSPEC, }; + struct blob_attr *cur; + uint32_t ikey = 0, okey = 0; + int ret = 0; + + nlm = nlmsg_alloc_simple(RTM_NEWLINK, NLM_F_REQUEST | NLM_F_REPLACE | NLM_F_CREATE); + if (!nlm) + return -1; + + nlmsg_append(nlm, &ifi, sizeof(ifi), 0); + nla_put_string(nlm, IFLA_IFNAME, name); + + struct nlattr *linkinfo = nla_nest_start(nlm, IFLA_LINKINFO); + if (!linkinfo) { + ret = -ENOMEM; + goto failure; + } + + nla_put_string(nlm, IFLA_INFO_KIND, kind); + struct nlattr *infodata = nla_nest_start(nlm, IFLA_INFO_DATA); + if (!infodata) { + ret = -ENOMEM; + goto failure; + } + + if (link) + nla_put_u32(nlm, IFLA_VTI_LINK, link); + + if ((cur = tb[TUNNEL_ATTR_INFO]) && (blobmsg_type(cur) == BLOBMSG_TYPE_STRING)) { + if (sscanf(blobmsg_get_string(cur), "%u,%u", + &ikey, &okey) < 2) { + ret = -EINVAL; + goto failure; + } + } + + if (v6) { + struct in6_addr in6buf; + if ((cur = tb[TUNNEL_ATTR_LOCAL])) { + if (inet_pton(AF_INET6, blobmsg_data(cur), &in6buf) < 1) { + ret = -EINVAL; + goto failure; + } + nla_put(nlm, IFLA_VTI_LOCAL, sizeof(in6buf), &in6buf); + } + + if ((cur = tb[TUNNEL_ATTR_REMOTE])) { + if (inet_pton(AF_INET6, blobmsg_data(cur), &in6buf) < 1) { + ret = -EINVAL; + goto failure; + } + nla_put(nlm, IFLA_VTI_REMOTE, sizeof(in6buf), &in6buf); + } + + } else { + struct in_addr inbuf; + + if ((cur = tb[TUNNEL_ATTR_LOCAL])) { + if (inet_pton(AF_INET, blobmsg_data(cur), &inbuf) < 1) { + ret = -EINVAL; + goto failure; + } + nla_put(nlm, IFLA_VTI_LOCAL, sizeof(inbuf), &inbuf); + } + + if ((cur = tb[TUNNEL_ATTR_REMOTE])) { + if (inet_pton(AF_INET, blobmsg_data(cur), &inbuf) < 1) { + ret = -EINVAL; + goto failure; + } + nla_put(nlm, IFLA_VTI_REMOTE, sizeof(inbuf), &inbuf); + } + + } + + if (okey) + nla_put_u32(nlm, IFLA_VTI_OKEY, okey); + + if (ikey) + nla_put_u32(nlm, IFLA_VTI_IKEY, ikey); + + nla_nest_end(nlm, infodata); + nla_nest_end(nlm, linkinfo); + + return system_rtnl_call(nlm); + +failure: + nlmsg_free(nlm); + return ret; +} +#endif + static int system_add_proto_tunnel(const char *name, const uint8_t proto, const unsigned int link, struct blob_attr **tb) { struct blob_attr *cur; @@ -2173,7 +2300,8 @@ static int __system_del_ip_tunnel(const char *name, struct blob_attr **tb) str = blobmsg_data(cur); if (!strcmp(str, "greip") || !strcmp(str, "gretapip") || - !strcmp(str, "greip6") || !strcmp(str, "gretapip6")) + !strcmp(str, "greip6") || !strcmp(str, "gretapip6") || + !strcmp(str, "vtiip") || !strcmp(str, "vtiip6")) return system_link_del(name); else return tunnel_ioctl(name, SIOCDELTUNNEL, NULL); @@ -2387,6 +2515,12 @@ failure: return system_add_gre_tunnel(name, "ip6gre", link, tb, true); } else if (!strcmp(str, "gretapip6")) { return system_add_gre_tunnel(name, "ip6gretap", link, tb, true); +#ifdef IFLA_VTI_MAX + } else if (!strcmp(str, "vtiip")) { + return system_add_vti_tunnel(name, "vti", link, tb, false); + } else if (!strcmp(str, "vtiip6")) { + return system_add_vti_tunnel(name, "vti6", link, tb, true); +#endif #endif } else if (!strcmp(str, "ipip")) { return system_add_proto_tunnel(name, IPPROTO_IPIP, link, tb);