system-dummy.c

   1 /*
   2  * netifd - network interface daemon
   3  * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14 #include <sys/time.h>
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18 #include <arpa/inet.h>
  19
  20 #ifndef DEBUG
  21 #define DEBUG
  22 #endif
  23
  24 #include "netifd.h"
  25 #include "device.h"
  26 #include "system.h"
  27
  28 int system_init(void)
  29 {
  30         return 0;
  31 }
  32
  33 int system_bridge_addbr(struct device *bridge, struct bridge_config *cfg)
  34 {
  35         D(SYSTEM, "brctl addbr %s vlan_filtering=%d\n",
  36           bridge->ifname, cfg->vlan_filtering);
  37         return 0;
  38 }
  39
  40 int system_bridge_delbr(struct device *bridge)
  41 {
  42         D(SYSTEM, "brctl delbr %s\n", bridge->ifname);
  43         return 0;
  44 }
  45
  46 int system_bridge_addif(struct device *bridge, struct device *dev)
  47 {
  48         D(SYSTEM, "brctl addif %s %s\n", bridge->ifname, dev->ifname);
  49         return 0;
  50 }
  51
  52 int system_bridge_delif(struct device *bridge, struct device *dev)
  53 {
  54         D(SYSTEM, "brctl delif %s %s\n", bridge->ifname, dev->ifname);
  55         return 0;
  56 }
  57
  58 int system_bridge_vlan(const char *iface, uint16_t vid, bool add, unsigned int vflags)
  59 {
  60         D(SYSTEM, "brctl vlan %s %s %s vid=%d pvid=%d untag=%d\n",
  61           add ? "add" : "remove",
  62           (vflags & BRVLAN_F_SELF) ? "self" : "master",
  63           iface, vid,
  64           !!(vflags & BRVLAN_F_PVID),
  65           !!(vflags & BRVLAN_F_UNTAGGED));
  66         return 0;
  67 }
  68
  69 int system_link_netns_move(struct device *dev, int netns_fd, const char *target_ifname)
  70 {
  71         D(SYSTEM, "ip link set %s name %s netns %d\n", dev->ifname, target_ifname, netns_fd);
  72         return 0;
  73 }
  74
  75 int system_netns_open(const pid_t target_ns)
  76 {
  77         D(SYSTEM, "open netns of pid %d\n", target_ns);
  78         return 1;
  79 }
  80
  81 int system_netns_set(int netns_fd)
  82 {
  83         D(SYSTEM, "set netns %d\n", netns_fd);
  84         return 0;
  85 }
  86
  87 int system_vlan_add(struct device *dev, int id)
  88 {
  89         D(SYSTEM, "vconfig add %s %d\n", dev->ifname, id);
  90         return 0;
  91 }
  92
  93 int system_vlan_del(struct device *dev)
  94 {
  95         D(SYSTEM, "vconfig rem %s\n", dev->ifname);
  96         return 0;
  97 }
  98
  99 bool system_if_force_external(const char *ifname)
 100 {
 101         return false;
 102 }
 103
 104 int system_if_up(struct device *dev)
 105 {
 106         D(SYSTEM, "ifconfig %s up\n", dev->ifname);
 107         return 0;
 108 }
 109
 110 int system_if_down(struct device *dev)
 111 {
 112         D(SYSTEM, "ifconfig %s down\n", dev->ifname);
 113         return 0;
 114 }
 115
 116 void system_if_get_settings(struct device *dev, struct device_settings *s)
 117 {
 118 }
 119
 120 void system_if_clear_state(struct device *dev)
 121 {
 122         device_set_ifindex(dev, system_if_resolve(dev));
 123 }
 124
 125 int system_if_check(struct device *dev)
 126 {
 127         if (dev->type == &simple_device_type)
 128                 device_set_present(dev, true);
 129
 130         device_set_link(dev, true);
 131
 132         return 0;
 133 }
 134
 135 int system_if_resolve(struct device *dev)
 136 {
 137         return 1;
 138 }
 139
 140 struct device *
 141 system_if_get_parent(struct device *dev)
 142 {
 143         return NULL;
 144 }
 145
 146 int
 147 system_if_dump_info(struct device *dev, struct blob_buf *b)
 148 {
 149         blobmsg_add_u8(b, "link", dev->present);
 150         return 0;
 151 }
 152
 153 int
 154 system_if_dump_stats(struct device *dev, struct blob_buf *b)
 155 {
 156         return 0;
 157 }
 158
 159 void
 160 system_if_apply_settings(struct device *dev, struct device_settings *s, unsigned int apply_mask)
 161 {
 162         apply_mask &= s->flags;
 163
 164         if ((apply_mask & (DEV_OPT_MACADDR | DEV_OPT_DEFAULT_MACADDR)) && !dev->external) {
 165                 D(SYSTEM, "ifconfig %s hw ether %s\n",
 166                   dev->ifname, format_macaddr(s->macaddr));
 167         }
 168 }
 169
 170 static int system_address_msg(struct device *dev, struct device_addr *addr, const char *type)
 171 {
 172         char ipaddr[64];
 173         int af = system_get_addr_family(addr->flags);
 174
 175         D(SYSTEM, "ifconfig %s %s %s/%u\n",
 176                 dev->ifname, type, inet_ntop(af, &addr->addr.in, ipaddr, sizeof(ipaddr)),
 177                 addr->mask);
 178
 179         return 0;
 180 }
 181
 182 int system_add_address(struct device *dev, struct device_addr *addr)
 183 {
 184         return system_address_msg(dev, addr, "add");
 185 }
 186
 187 int system_del_address(struct device *dev, struct device_addr *addr)
 188 {
 189         return system_address_msg(dev, addr, "del");
 190 }
 191
 192 static int system_route_msg(struct device *dev, struct device_route *route, const char *type)
 193 {
 194         char addr[64], gw[64] = " gw ", devstr[64] = "";
 195         int af = system_get_addr_family(route->flags);
 196         int alen = system_get_addr_len(route->flags);
 197         static uint32_t zero_addr[4];
 198
 199         if ((route->flags & DEVADDR_FAMILY) != DEVADDR_INET4)
 200                 return -1;
 201
 202         if (!route->mask)
 203                 sprintf(addr, "default");
 204         else
 205                 inet_ntop(af, &route->addr.in, addr, sizeof(addr));
 206
 207         if (memcmp(&route->nexthop.in, (void *) zero_addr, alen) != 0)
 208                 inet_ntop(af, &route->nexthop.in, gw + 4, sizeof(gw) - 4);
 209         else
 210                 gw[0] = 0;
 211
 212         if (dev)
 213                 sprintf(devstr, " dev %s", dev->ifname);
 214
 215         if (route->metric > 0)
 216                 sprintf(devstr, " metric %d", route->metric);
 217
 218         D(SYSTEM, "route %s %s%s%s\n", type, addr, gw, devstr);
 219         return 0;
 220 }
 221
 222 static int system_neighbor_msg(struct device *dev, struct device_neighbor *neighbor, const char *type)
 223 {
 224         char addr[64];
 225         int af = system_get_addr_family(neighbor->flags);
 226         inet_ntop(af, &neighbor->addr.in , addr, sizeof(addr));
 227
 228         D(SYSTEM, "neigh %s %s%s%s %s\n", type, addr, neighbor->proxy ? "proxy " : "",
 229                 (neighbor->flags & DEVNEIGH_MAC) ? format_macaddr(neighbor->macaddr) : "",
 230                 neighbor->router ? "router": "");
 231         return 0;
 232 }
 233
 234 int system_add_neighbor(struct device *dev, struct device_neighbor *neighbor)
 235 {
 236         return system_neighbor_msg(dev, neighbor, "add");
 237 }
 238
 239 int system_del_neighbor(struct device *dev, struct device_neighbor *neighbor)
 240 {
 241         return system_neighbor_msg(dev, neighbor, "del");
 242 }
 243
 244 int system_add_route(struct device *dev, struct device_route *route)
 245 {
 246         return system_route_msg(dev, route, "add");
 247 }
 248
 249 int system_del_route(struct device *dev, struct device_route *route)
 250 {
 251         return system_route_msg(dev, route, "del");
 252 }
 253
 254 int system_flush_routes(void)
 255 {
 256         return 0;
 257 }
 258
 259 bool system_resolve_rt_type(const char *type, unsigned int *id)
 260 {
 261         *id = 0;
 262         return true;
 263 }
 264
 265 bool system_resolve_rt_proto(const char *type, unsigned int *id)
 266 {
 267         *id = 0;
 268         return true;
 269 }
 270
 271 bool system_resolve_rt_table(const char *name, unsigned int *id)
 272 {
 273         *id = 0;
 274         return true;
 275 }
 276
 277 bool system_is_default_rt_table(unsigned int id)
 278 {
 279         return true;
 280 }
 281
 282 bool system_resolve_rpfilter(const char *filter, unsigned int *id)
 283 {
 284         *id = 0;
 285         return true;
 286 }
 287
 288 int system_add_iprule(struct iprule *rule)
 289 {
 290         return 0;
 291 }
 292
 293 int system_del_iprule(struct iprule *rule)
 294 {
 295         return 0;
 296 }
 297
 298 int system_flush_iprules(void)
 299 {
 300         return 0;
 301 }
 302
 303 bool system_resolve_iprule_action(const char *action, unsigned int *id)
 304 {
 305         *id = 0;
 306         return true;
 307 }
 308
 309 time_t system_get_rtime(void)
 310 {
 311         struct timeval tv;
 312
 313         if (gettimeofday(&tv, NULL) == 0)
 314                 return tv.tv_sec;
 315
 316         return 0;
 317 }
 318
 319 int system_del_ip_tunnel(const char *name, struct blob_attr *attr)
 320 {
 321         return 0;
 322 }
 323
 324 int system_add_ip_tunnel(const char *name, struct blob_attr *attr)
 325 {
 326         return 0;
 327 }
 328
 329 int system_update_ipv6_mtu(struct device *dev, int mtu)
 330 {
 331         return 0;
 332 }
 333
 334 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg)
 335 {
 336         return 0;
 337 }
 338
 339 int system_macvlan_del(struct device *macvlan)
 340 {
 341         return 0;
 342 }
 343
 344 int system_veth_add(struct device *veth, struct veth_config *cfg)
 345 {
 346         return 0;
 347 }
 348
 349 int system_veth_del(struct device *veth)
 350 {
 351         return 0;
 352 }
 353
 354 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg)
 355 {
 356         return 0;
 357 }
 358
 359 int system_vlandev_del(struct device *vlandev)
 360 {
 361         return 0;
 362 }