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_link_netns_move(struct device *dev, int netns_fd, const char *target_ifname)
  59 {
  60         D(SYSTEM, "ip link set %s name %s netns %d\n", dev->ifname, target_ifname, netns_fd);
  61         return 0;
  62 }
  63
  64 int system_netns_open(const pid_t target_ns)
  65 {
  66         D(SYSTEM, "open netns of pid %d\n", target_ns);
  67         return 1;
  68 }
  69
  70 int system_netns_set(int netns_fd)
  71 {
  72         D(SYSTEM, "set netns %d\n", netns_fd);
  73         return 0;
  74 }
  75
  76 int system_vlan_add(struct device *dev, int id)
  77 {
  78         D(SYSTEM, "vconfig add %s %d\n", dev->ifname, id);
  79         return 0;
  80 }
  81
  82 int system_vlan_del(struct device *dev)
  83 {
  84         D(SYSTEM, "vconfig rem %s\n", dev->ifname);
  85         return 0;
  86 }
  87
  88 bool system_if_force_external(const char *ifname)
  89 {
  90         return false;
  91 }
  92
  93 int system_if_up(struct device *dev)
  94 {
  95         D(SYSTEM, "ifconfig %s up\n", dev->ifname);
  96         return 0;
  97 }
  98
  99 int system_if_down(struct device *dev)
 100 {
 101         D(SYSTEM, "ifconfig %s down\n", dev->ifname);
 102         return 0;
 103 }
 104
 105 void system_if_get_settings(struct device *dev, struct device_settings *s)
 106 {
 107 }
 108
 109 void system_if_clear_state(struct device *dev)
 110 {
 111         device_set_ifindex(dev, system_if_resolve(dev));
 112 }
 113
 114 int system_if_check(struct device *dev)
 115 {
 116         device_set_present(dev, true);
 117         device_set_link(dev, true);
 118
 119         return 0;
 120 }
 121
 122 int system_if_resolve(struct device *dev)
 123 {
 124         return 1;
 125 }
 126
 127 struct device *
 128 system_if_get_parent(struct device *dev)
 129 {
 130         return NULL;
 131 }
 132
 133 int
 134 system_if_dump_info(struct device *dev, struct blob_buf *b)
 135 {
 136         blobmsg_add_u8(b, "link", dev->present);
 137         return 0;
 138 }
 139
 140 int
 141 system_if_dump_stats(struct device *dev, struct blob_buf *b)
 142 {
 143         return 0;
 144 }
 145
 146 void
 147 system_if_apply_settings(struct device *dev, struct device_settings *s, unsigned int apply_mask)
 148 {
 149 }
 150
 151 static int system_address_msg(struct device *dev, struct device_addr *addr, const char *type)
 152 {
 153         char ipaddr[64];
 154         int af = system_get_addr_family(addr->flags);
 155
 156         D(SYSTEM, "ifconfig %s %s %s/%u\n",
 157                 dev->ifname, type, inet_ntop(af, &addr->addr.in, ipaddr, sizeof(ipaddr)),
 158                 addr->mask);
 159
 160         return 0;
 161 }
 162
 163 int system_add_address(struct device *dev, struct device_addr *addr)
 164 {
 165         return system_address_msg(dev, addr, "add");
 166 }
 167
 168 int system_del_address(struct device *dev, struct device_addr *addr)
 169 {
 170         return system_address_msg(dev, addr, "del");
 171 }
 172
 173 static int system_route_msg(struct device *dev, struct device_route *route, const char *type)
 174 {
 175         char addr[64], gw[64] = " gw ", devstr[64] = "";
 176         int af = system_get_addr_family(route->flags);
 177         int alen = system_get_addr_len(route->flags);
 178         static uint32_t zero_addr[4];
 179
 180         if ((route->flags & DEVADDR_FAMILY) != DEVADDR_INET4)
 181                 return -1;
 182
 183         if (!route->mask)
 184                 sprintf(addr, "default");
 185         else
 186                 inet_ntop(af, &route->addr.in, addr, sizeof(addr));
 187
 188         if (memcmp(&route->nexthop.in, (void *) zero_addr, alen) != 0)
 189                 inet_ntop(af, &route->nexthop.in, gw + 4, sizeof(gw) - 4);
 190         else
 191                 gw[0] = 0;
 192
 193         if (dev)
 194                 sprintf(devstr, " dev %s", dev->ifname);
 195
 196         if (route->metric > 0)
 197                 sprintf(devstr, " metric %d", route->metric);
 198
 199         D(SYSTEM, "route %s %s%s%s\n", type, addr, gw, devstr);
 200         return 0;
 201 }
 202
 203 static int system_neighbor_msg(struct device *dev, struct device_neighbor *neighbor, const char *type)
 204 {
 205         char addr[64];
 206         int af = system_get_addr_family(neighbor->flags);
 207         inet_ntop(af, &neighbor->addr.in , addr, sizeof(addr));
 208
 209         D(SYSTEM, "neigh %s %s%s%s %s\n", type, addr, neighbor->proxy ? "proxy " : "",
 210                 (neighbor->flags & DEVNEIGH_MAC) ? format_macaddr(neighbor->macaddr) : "",
 211                 neighbor->router ? "router": "");
 212         return 0;
 213 }
 214
 215 int system_add_neighbor(struct device *dev, struct device_neighbor *neighbor)
 216 {
 217         return system_neighbor_msg(dev, neighbor, "add");
 218 }
 219
 220 int system_del_neighbor(struct device *dev, struct device_neighbor *neighbor)
 221 {
 222         return system_neighbor_msg(dev, neighbor, "del");
 223 }
 224
 225 int system_add_route(struct device *dev, struct device_route *route)
 226 {
 227         return system_route_msg(dev, route, "add");
 228 }
 229
 230 int system_del_route(struct device *dev, struct device_route *route)
 231 {
 232         return system_route_msg(dev, route, "del");
 233 }
 234
 235 int system_flush_routes(void)
 236 {
 237         return 0;
 238 }
 239
 240 bool system_resolve_rt_type(const char *type, unsigned int *id)
 241 {
 242         *id = 0;
 243         return true;
 244 }
 245
 246 bool system_resolve_rt_proto(const char *type, unsigned int *id)
 247 {
 248         *id = 0;
 249         return true;
 250 }
 251
 252 bool system_resolve_rt_table(const char *name, unsigned int *id)
 253 {
 254         *id = 0;
 255         return true;
 256 }
 257
 258 bool system_is_default_rt_table(unsigned int id)
 259 {
 260         return true;
 261 }
 262
 263 bool system_resolve_rpfilter(const char *filter, unsigned int *id)
 264 {
 265         *id = 0;
 266         return true;
 267 }
 268
 269 int system_add_iprule(struct iprule *rule)
 270 {
 271         return 0;
 272 }
 273
 274 int system_del_iprule(struct iprule *rule)
 275 {
 276         return 0;
 277 }
 278
 279 int system_flush_iprules(void)
 280 {
 281         return 0;
 282 }
 283
 284 bool system_resolve_iprule_action(const char *action, unsigned int *id)
 285 {
 286         *id = 0;
 287         return true;
 288 }
 289
 290 time_t system_get_rtime(void)
 291 {
 292         struct timeval tv;
 293
 294         if (gettimeofday(&tv, NULL) == 0)
 295                 return tv.tv_sec;
 296
 297         return 0;
 298 }
 299
 300 int system_del_ip_tunnel(const char *name, struct blob_attr *attr)
 301 {
 302         return 0;
 303 }
 304
 305 int system_add_ip_tunnel(const char *name, struct blob_attr *attr)
 306 {
 307         return 0;
 308 }
 309
 310 int system_update_ipv6_mtu(struct device *dev, int mtu)
 311 {
 312         return 0;
 313 }
 314
 315 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg)
 316 {
 317         return 0;
 318 }
 319
 320 int system_macvlan_del(struct device *macvlan)
 321 {
 322         return 0;
 323 }
 324
 325 int system_veth_add(struct device *veth, struct veth_config *cfg)
 326 {
 327         return 0;
 328 }
 329
 330 int system_veth_del(struct device *veth)
 331 {
 332         return 0;
 333 }
 334
 335 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg)
 336 {
 337         return 0;
 338 }
 339
 340 int system_vlandev_del(struct device *vlandev)
 341 {
 342         return 0;
 343 }