X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=interface-ip.c;h=8d1265882f6e16e88d496328679d2d5eac59d4f0;hp=d5a3832bd4d4980155a9818f81ca14f7c5d948ce;hb=732074385389b1bb766a0b09b967d6883c357813;hpb=ceeed831285357d125f71b9a3b4c27de50af49e6 diff --git a/interface-ip.c b/interface-ip.c index d5a3832..8d12658 100644 --- a/interface-ip.c +++ b/interface-ip.c @@ -18,6 +18,7 @@ #include #include +#include #include "netifd.h" #include "device.h" @@ -37,6 +38,8 @@ enum { ROUTE_VALID, ROUTE_TABLE, ROUTE_SOURCE, + ROUTE_ONLINK, + ROUTE_TYPE, __ROUTE_MAX }; @@ -50,6 +53,8 @@ static const struct blobmsg_policy route_attr[__ROUTE_MAX] = { [ROUTE_TABLE] = { .name = "table", .type = BLOBMSG_TYPE_STRING }, [ROUTE_VALID] = { .name = "valid", .type = BLOBMSG_TYPE_INT32 }, [ROUTE_SOURCE] = { .name = "source", .type = BLOBMSG_TYPE_STRING }, + [ROUTE_ONLINK] = { .name = "onlink", .type = BLOBMSG_TYPE_BOOL }, + [ROUTE_TYPE] = { .name = "type", .type = BLOBMSG_TYPE_STRING } }; const struct uci_blob_param_list route_attr_list = { @@ -70,8 +75,8 @@ clear_if_addr(union if_addr *a, int mask) uint8_t m_clear = (1 << (m_bytes * 8 - mask)) - 1; uint8_t *p = (uint8_t *) a; - if (m_bytes < sizeof(a)) - memset(p + m_bytes, 0, sizeof(a) - m_bytes); + if (m_bytes < sizeof(*a)) + memset(p + m_bytes, 0, sizeof(*a) - m_bytes); p[m_bytes - 1] &= ~m_clear; } @@ -346,6 +351,9 @@ interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6) route->sourcemask = (mask) ? atoi(mask) : ((af == AF_INET6) ? 128 : 32); } + if ((cur = tb[ROUTE_ONLINK]) != NULL && blobmsg_get_bool(cur)) + route->flags |= DEVROUTE_ONLINK; + if (is_proto_route) { route->table = (v6) ? iface->ip6table : iface->ip4table; route->flags |= DEVROUTE_SRCTABLE; @@ -357,6 +365,10 @@ interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6) goto error; } + /* only set the table flag if not using the main (default) table */ + if (system_is_default_rt_table(route->table)) + route->table = 0; + if (route->table) route->flags |= DEVROUTE_TABLE; } @@ -368,6 +380,14 @@ interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6) route->valid_until = valid_until; } + if ((cur = tb[ROUTE_TYPE]) != NULL) { + if (!system_resolve_rt_type(blobmsg_data(cur), &route->type)) { + DPRINTF("Failed to resolve routing type: %s\n", (char *) blobmsg_data(cur)); + goto error; + } + route->flags |= DEVROUTE_TYPE; + } + vlist_add(&ip->route, &route->node, route); return; @@ -399,6 +419,9 @@ route_cmp(const void *k1, const void *k2, void *ptr) if (r1->sourcemask != r2->sourcemask) return r1->sourcemask - r2->sourcemask; + if (r1->table != r2->table) + return r1->table - r2->table; + int maskcmp = memcmp(&r1->source, &r2->source, sizeof(r1->source)); if (maskcmp) return maskcmp; @@ -577,7 +600,8 @@ interface_update_proto_route(struct vlist_tree *tree, if (node_old && node_new) keep = !memcmp(&route_old->nexthop, &route_new->nexthop, sizeof(route_old->nexthop)) && - (route_old->table == route_new->table) && !route_old->failed; + (route_old->mtu == route_new->mtu) && (route_old->type == route_new->type) && + !route_old->failed; if (node_old) { if (!(route_old->flags & DEVADDR_EXTERNAL) && route_old->enabled && !keep) @@ -618,8 +642,10 @@ interface_update_host_route(struct vlist_tree *tree, free(route_old); } - if (node_new) - system_add_route(dev, route_new); + if (node_new) { + if (system_add_route(dev, route_new)) + route_new->failed = true; + } } @@ -643,13 +669,20 @@ interface_set_prefix_address(struct device_prefix_assignment *assignment, addr.preferred_until = prefix->preferred_until; addr.valid_until = prefix->valid_until; + if (addr.mask < 64) { + addr.mask = 64; + system_del_address(l3_downlink, &addr); + addr.mask = assignment->length; + } + if (!add && assignment->enabled) { time_t now = system_get_rtime(); addr.preferred_until = now; if (!addr.valid_until || addr.valid_until - now > 7200) addr.valid_until = now + 7200; + system_del_address(l3_downlink, &addr); // Work around dangling prefix routes - system_add_address(l3_downlink, &addr); + if (prefix->iface) { if (prefix->iface->ip6table) set_ip_source_policy(false, true, IPRULE_PRIORITY_NW, &addr.addr, @@ -659,9 +692,17 @@ interface_set_prefix_address(struct device_prefix_assignment *assignment, addr.mask, 0, iface, "unreachable"); } - assignment->enabled = false; - } else if (add && (iface->state == IFS_UP || iface->state == IFS_SETUP)) { + if (addr.mask < 64) + addr.mask = 64; + + interface_handle_subnet_route(iface, &addr, false); system_add_address(l3_downlink, &addr); + + assignment->enabled = false; + } else if (add && (iface->state == IFS_UP || iface->state == IFS_SETUP) && + !system_add_address(l3_downlink, &addr)) { + interface_handle_subnet_route(iface, &addr, false); + if (prefix->iface && !assignment->enabled) { set_ip_source_policy(true, true, IPRULE_PRIORITY_REJECT, &addr.addr, addr.mask, 0, iface, "unreachable"); @@ -670,12 +711,19 @@ interface_set_prefix_address(struct device_prefix_assignment *assignment, set_ip_source_policy(true, true, IPRULE_PRIORITY_NW, &addr.addr, addr.mask, prefix->iface->ip6table, iface, NULL); } + + if (addr.mask < 64) + addr.mask = 64; + + interface_handle_subnet_route(iface, &addr, true); + if (uplink && uplink->l3_dev.dev) { int mtu = system_update_ipv6_mtu( uplink->l3_dev.dev, 0); if (mtu > 0) system_update_ipv6_mtu(l3_downlink, mtu); } + assignment->enabled = true; } } @@ -1027,7 +1075,7 @@ interface_add_dns_search_list(struct interface_ip_settings *ip, struct blob_attr } static void -write_resolv_conf_entries(FILE *f, struct interface_ip_settings *ip) +write_resolv_conf_entries(FILE *f, struct interface_ip_settings *ip, const char *dev) { struct dns_server *s; struct dns_search_domain *d; @@ -1039,7 +1087,10 @@ write_resolv_conf_entries(FILE *f, struct interface_ip_settings *ip) if (!str) continue; - fprintf(f, "nameserver %s\n", str); + if (s->af == AF_INET6 && IN6_IS_ADDR_LINKLOCAL(&s->addr.in6)) + fprintf(f, "nameserver %s%%%s\n", str, dev); + else + fprintf(f, "nameserver %s\n", str); } vlist_simple_for_each_element(&ip->dns_search, d, node) { @@ -1074,9 +1125,9 @@ interface_write_resolv_conf(void) continue; fprintf(f, "# Interface %s\n", iface->name); - write_resolv_conf_entries(f, &iface->config_ip); + write_resolv_conf_entries(f, &iface->config_ip, iface->ifname); if (!iface->proto_ip.no_dns) - write_resolv_conf_entries(f, &iface->proto_ip); + write_resolv_conf_entries(f, &iface->proto_ip, iface->ifname); } fflush(f); rewind(f); @@ -1133,7 +1184,8 @@ void interface_ip_set_enabled(struct interface_ip_settings *ip, bool enabled) if (!(route->flags & DEVROUTE_METRIC)) route->metric = ip->iface->metric; - system_add_route(dev, route); + if (system_add_route(dev, route)) + route->failed = true; } else system_del_route(dev, route); route->enabled = _enabled; @@ -1208,7 +1260,6 @@ interface_ip_init(struct interface *iface) __interface_ip_init(&iface->proto_ip, iface); __interface_ip_init(&iface->config_ip, iface); vlist_init(&iface->host_routes, route_cmp, interface_update_host_route); - } static void