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Sources/netifd/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 void system_bridge_set_stp_state(struct device *dev, bool val)
 70 {
 71 }
 72 
 73 int system_bridge_vlan_check(struct device *dev, char *ifname)
 74 {
 75         return 0;
 76 }
 77 
 78 int system_bonding_set_device(struct device *dev, struct bonding_config *cfg)
 79 {
 80         return 0;
 81 }
 82 
 83 int system_bonding_set_port(struct device *dev, struct device *port, bool add, bool primary)
 84 {
 85         return 0;
 86 }
 87 
 88 int system_link_netns_move(struct device *dev, int netns_fd, const char *target_ifname)
 89 {
 90         D(SYSTEM, "ip link set %s name %s netns %d\n", dev->ifname, target_ifname, netns_fd);
 91         return 0;
 92 }
 93 
 94 int system_netns_open(const pid_t target_ns)
 95 {
 96         D(SYSTEM, "open netns of pid %d\n", target_ns);
 97         return 1;
 98 }
 99 
100 int system_netns_set(int netns_fd)
101 {
102         D(SYSTEM, "set netns %d\n", netns_fd);
103         return 0;
104 }
105 
106 int system_vlan_add(struct device *dev, int id)
107 {
108         D(SYSTEM, "vconfig add %s %d\n", dev->ifname, id);
109         return 0;
110 }
111 
112 int system_vlan_del(struct device *dev)
113 {
114         D(SYSTEM, "vconfig rem %s\n", dev->ifname);
115         return 0;
116 }
117 
118 bool system_if_force_external(const char *ifname)
119 {
120         return false;
121 }
122 
123 int system_if_up(struct device *dev)
124 {
125         D(SYSTEM, "ifconfig %s up\n", dev->ifname);
126         return 0;
127 }
128 
129 int system_if_down(struct device *dev)
130 {
131         D(SYSTEM, "ifconfig %s down\n", dev->ifname);
132         return 0;
133 }
134 
135 void system_if_get_settings(struct device *dev, struct device_settings *s)
136 {
137 }
138 
139 void system_if_clear_state(struct device *dev)
140 {
141         device_set_ifindex(dev, system_if_resolve(dev));
142 }
143 
144 int system_if_check(struct device *dev)
145 {
146         if (dev->type == &simple_device_type)
147                 device_set_present(dev, true);
148 
149         device_set_link(dev, true);
150 
151         return 0;
152 }
153 
154 int system_if_resolve(struct device *dev)
155 {
156         return 1;
157 }
158 
159 struct device *
160 system_if_get_parent(struct device *dev)
161 {
162         return NULL;
163 }
164 
165 int
166 system_if_dump_info(struct device *dev, struct blob_buf *b)
167 {
168         blobmsg_add_u8(b, "link", dev->present);
169         return 0;
170 }
171 
172 int
173 system_if_dump_stats(struct device *dev, struct blob_buf *b)
174 {
175         return 0;
176 }
177 
178 void
179 system_if_apply_settings(struct device *dev, struct device_settings *s, uint64_t apply_mask)
180 {
181         apply_mask &= s->flags;
182 
183         if ((apply_mask & (DEV_OPT_MACADDR | DEV_OPT_DEFAULT_MACADDR)) && !dev->external) {
184                 D(SYSTEM, "ifconfig %s hw ether %s\n",
185                   dev->ifname, format_macaddr(s->macaddr));
186         }
187 }
188 
189 static int system_address_msg(struct device *dev, struct device_addr *addr, const char *type)
190 {
191         char ipaddr[64];
192         int af = system_get_addr_family(addr->flags);
193 
194         D(SYSTEM, "ifconfig %s %s %s/%u\n",
195                 dev->ifname, type, inet_ntop(af, &addr->addr.in, ipaddr, sizeof(ipaddr)),
196                 addr->mask);
197 
198         return 0;
199 }
200 
201 int system_add_address(struct device *dev, struct device_addr *addr)
202 {
203         return system_address_msg(dev, addr, "add");
204 }
205 
206 int system_del_address(struct device *dev, struct device_addr *addr)
207 {
208         return system_address_msg(dev, addr, "del");
209 }
210 
211 static int system_route_msg(struct device *dev, struct device_route *route, const char *type)
212 {
213         char addr[64], gw[64] = " gw ", devstr[64] = "";
214         int af = system_get_addr_family(route->flags);
215         int alen = system_get_addr_len(route->flags);
216         static uint32_t zero_addr[4];
217 
218         if ((route->flags & DEVADDR_FAMILY) != DEVADDR_INET4)
219                 return -1;
220 
221         if (!route->mask)
222                 sprintf(addr, "default");
223         else
224                 inet_ntop(af, &route->addr.in, addr, sizeof(addr));
225 
226         if (memcmp(&route->nexthop.in, (void *) zero_addr, alen) != 0)
227                 inet_ntop(af, &route->nexthop.in, gw + 4, sizeof(gw) - 4);
228         else
229                 gw[0] = 0;
230 
231         if (dev)
232                 sprintf(devstr, " dev %s", dev->ifname);
233 
234         if (route->metric > 0)
235                 sprintf(devstr, " metric %d", route->metric);
236 
237         D(SYSTEM, "route %s %s%s%s\n", type, addr, gw, devstr);
238         return 0;
239 }
240 
241 static int system_neighbor_msg(struct device *dev, struct device_neighbor *neighbor, const char *type)
242 {
243         char addr[64];
244         int af = system_get_addr_family(neighbor->flags);
245         inet_ntop(af, &neighbor->addr.in , addr, sizeof(addr));
246 
247         D(SYSTEM, "neigh %s %s%s%s %s\n", type, addr, neighbor->proxy ? "proxy " : "",
248                 (neighbor->flags & DEVNEIGH_MAC) ? format_macaddr(neighbor->macaddr) : "",
249                 neighbor->router ? "router": "");
250         return 0;
251 }
252 
253 int system_add_neighbor(struct device *dev, struct device_neighbor *neighbor)
254 {
255         return system_neighbor_msg(dev, neighbor, "add");
256 }
257 
258 int system_del_neighbor(struct device *dev, struct device_neighbor *neighbor)
259 {
260         return system_neighbor_msg(dev, neighbor, "del");
261 }
262 
263 int system_add_route(struct device *dev, struct device_route *route)
264 {
265         return system_route_msg(dev, route, "add");
266 }
267 
268 int system_del_route(struct device *dev, struct device_route *route)
269 {
270         return system_route_msg(dev, route, "del");
271 }
272 
273 int system_flush_routes(void)
274 {
275         return 0;
276 }
277 
278 bool system_resolve_rt_type(const char *type, unsigned int *id)
279 {
280         *id = 0;
281         return true;
282 }
283 
284 bool system_resolve_rt_proto(const char *type, unsigned int *id)
285 {
286         *id = 0;
287         return true;
288 }
289 
290 bool system_resolve_rt_table(const char *name, unsigned int *id)
291 {
292         *id = 0;
293         return true;
294 }
295 
296 bool system_is_default_rt_table(unsigned int id)
297 {
298         return true;
299 }
300 
301 bool system_resolve_rpfilter(const char *filter, unsigned int *id)
302 {
303         *id = 0;
304         return true;
305 }
306 
307 int system_add_iprule(struct iprule *rule)
308 {
309         return 0;
310 }
311 
312 int system_del_iprule(struct iprule *rule)
313 {
314         return 0;
315 }
316 
317 int system_flush_iprules(void)
318 {
319         return 0;
320 }
321 
322 bool system_resolve_iprule_action(const char *action, unsigned int *id)
323 {
324         *id = 0;
325         return true;
326 }
327 
328 time_t system_get_rtime(void)
329 {
330         struct timeval tv;
331 
332         if (gettimeofday(&tv, NULL) == 0)
333                 return tv.tv_sec;
334 
335         return 0;
336 }
337 
338 int system_del_ip_tunnel(const char *name, struct blob_attr *attr)
339 {
340         return 0;
341 }
342 
343 int system_add_ip_tunnel(const char *name, struct blob_attr *attr)
344 {
345         return 0;
346 }
347 
348 int system_update_ipv6_mtu(struct device *dev, int mtu)
349 {
350         return 0;
351 }
352 
353 int system_macvlan_add(struct device *macvlan, struct device *dev, struct macvlan_config *cfg)
354 {
355         return 0;
356 }
357 
358 int system_macvlan_del(struct device *macvlan)
359 {
360         return 0;
361 }
362 
363 int system_veth_add(struct device *veth, struct veth_config *cfg)
364 {
365         return 0;
366 }
367 
368 int system_veth_del(struct device *veth)
369 {
370         return 0;
371 }
372 
373 int system_vlandev_add(struct device *vlandev, struct device *dev, struct vlandev_config *cfg)
374 {
375         return 0;
376 }
377 
378 int system_vlandev_del(struct device *vlandev)
379 {
380         return 0;
381 }
382 

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