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         device_set_present(dev, true);
 128         device_set_link(dev, true);
 129
 130         return 0;
 131 }
 132
 133 int system_if_resolve(struct device *dev)
 134 {
 135         return 1;
 136 }
 137
 138 struct device *
 139 system_if_get_parent(struct device *dev)
 140 {
 141         return NULL;
 142 }
 143
 144 int
 145 system_if_dump_info(struct device *dev, struct blob_buf *b)
 146 {
 147         blobmsg_add_u8(b, "link", dev->present);
 148         return 0;
 149 }
 150
 151 int
 152 system_if_dump_stats(struct device *dev, struct blob_buf *b)
 153 {
 154         return 0;
 155 }
 156
 157 void
 158 system_if_apply_settings(struct device *dev, struct device_settings *s, unsigned int apply_mask)
 159 {
 160 }
 161
 162 static int system_address_msg(struct device *dev, struct device_addr *addr, const char *type)
 163 {
 164         char ipaddr[64];
 165         int af = system_get_addr_family(addr->flags);
 166
 167         D(SYSTEM, "ifconfig %s %s %s/%u\n",
 168                 dev->ifname, type, inet_ntop(af, &addr->addr.in, ipaddr, sizeof(ipaddr)),
 169                 addr->mask);
 170
 171         return 0;
 172 }
 173
 174 int system_add_address(struct device *dev, struct device_addr *addr)
 175 {
 176         return system_address_msg(dev, addr, "add");
 177 }
 178
 179 int system_del_address(struct device *dev, struct device_addr *addr)
 180 {
 181         return system_address_msg(dev, addr, "del");
 182 }
 183
 184 static int system_route_msg(struct device *dev, struct device_route *route, const char *type)
 185 {
 186         char addr[64], gw[64] = " gw ", devstr[64] = "";
 187         int af = system_get_addr_family(route->flags);
 188         int alen = system_get_addr_len(route->flags);
 189         static uint32_t zero_addr[4];
 190
 191         if ((route->flags & DEVADDR_FAMILY) != DEVADDR_INET4)
 192                 return -1;
 193
 194         if (!route->mask)
 195                 sprintf(addr, "default");
 196         else
 197                 inet_ntop(af, &route->addr.in, addr, sizeof(addr));
 198
 199         if (memcmp(&route->nexthop.in, (void *) zero_addr, alen) != 0)
 200                 inet_ntop(af, &route->nexthop.in, gw + 4, sizeof(gw) - 4);
 201         else
 202                 gw[0] = 0;
 203
 204         if (dev)
 205                 sprintf(devstr, " dev %s", dev->ifname);
 206
 207         if (route->metric > 0)
 208                 sprintf(devstr, " metric %d", route->metric);
 209
 210         D(SYSTEM, "route %s %s%s%s\n", type, addr, gw, devstr);
 211         return 0;
 212 }
 213
 214 static int system_neighbor_msg(struct device *dev, struct device_neighbor *neighbor, const char *type)
 215 {
 216         char addr[64];
 217         int af = system_get_addr_family(neighbor->flags);
 218         inet_ntop(af, &neighbor->addr.in , addr, sizeof(addr));
 219
 220         D(SYSTEM, "neigh %s %s%s%s %s\n", type, addr, neighbor->proxy ? "proxy " : "",
 221                 (neighbor->flags & DEVNEIGH_MAC) ? format_macaddr(neighbor->macaddr) : "",
 222                 neighbor->router ? "router": "");
 223         return 0;
 224 }
 225
 226 int system_add_neighbor(struct device *dev, struct device_neighbor *neighbor)
 227 {
 228         return system_neighbor_msg(dev, neighbor, "add");
 229 }
 230
 231 int system_del_neighbor(struct device *dev, struct device_neighbor *neighbor)
 232 {
 233         return system_neighbor_msg(dev, neighbor, "del");
 234 }
 235
 236 int system_add_route(struct device *dev, struct device_route *route)
 237 {
 238         return system_route_msg(dev, route, "add");
 239 }
 240
 241 int system_del_route(struct device *dev, struct device_route *route)
 242 {
 243         return system_route_msg(dev, route, "del");
 244 }
 245
 246 int system_flush_routes(void)
 247 {
 248         return 0;
 249 }
 250
 251 bool system_resolve_rt_type(const char *type, unsigned int *id)
 252 {
 253         *id = 0;
 254         return true;
 255 }
 256
 257 bool system_resolve_rt_proto(const char *type, unsigned int *id)
 258 {
 259         *id = 0;
 260         return true;
 261 }
 262
 263 bool system_resolve_rt_table(const char *name, unsigned int *id)
 264 {
 265         *id = 0;
 266         return true;
 267 }
 268
 269 bool system_is_default_rt_table(unsigned int id)
 270 {
 271         return true;
 272 }
 273
 274 bool system_resolve_rpfilter(const char *filter, unsigned int *id)
 275 {
 276         *id = 0;
 277         return true;
 278 }
 279
 280 int system_add_iprule(struct iprule *rule)
 281 {
 282         return 0;
 283 }
 284
 285 int system_del_iprule(struct iprule *rule)
 286 {
 287         return 0;
 288 }
 289
 290 int system_flush_iprules(void)
 291 {
 292         return 0;
 293 }
 294
 295 bool system_resolve_iprule_action(const char *action, unsigned int *id)
 296 {
 297         *id = 0;
 298         return true;
 299 }
 300
 301 time_t system_get_rtime(void)
 302 {
 303         struct timeval tv;
 304
 305         if (gettimeofday(&tv, NULL) == 0)
 306                 return tv.tv_sec;
 307
 308         return 0;
 309 }
 310
 311 int system_del_ip_tunnel(const char *name, struct blob_attr *attr)
 312 {
 313         return 0;
 314 }
 315
 316 int system_add_ip_tunnel(const char *name, struct blob_attr *attr)
 317 {
 318         return 0;
 319 }
 320
 321 int system_update_ipv6_mtu(struct device *dev, int mtu)
 322 {
 323         return 0;
 324 }
 325
 326 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg)
 327 {
 328         return 0;
 329 }
 330
 331 int system_macvlan_del(struct device *macvlan)
 332 {
 333         return 0;
 334 }
 335
 336 int system_veth_add(struct device *veth, struct veth_config *cfg)
 337 {
 338         return 0;
 339 }
 340
 341 int system_veth_del(struct device *veth)
 342 {
 343         return 0;
 344 }
 345
 346 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg)
 347 {
 348         return 0;
 349 }
 350
 351 int system_vlandev_del(struct device *vlandev)
 352 {
 353         return 0;
 354 }