9 #include "interface-ip.h"
13 bool config_init
= false;
15 static struct uci_context
*uci_ctx
;
16 static struct uci_package
*uci_network
;
17 static struct blob_buf b
;
19 static void uci_attr_to_blob(struct blob_buf
*b
, const char *str
,
20 const char *name
, enum blobmsg_type type
)
26 case BLOBMSG_TYPE_STRING
:
27 blobmsg_add_string(b
, name
, str
);
29 case BLOBMSG_TYPE_BOOL
:
30 if (!strcmp(str
, "true") || !strcmp(str
, "1"))
32 else if (!strcmp(str
, "false") || !strcmp(str
, "0"))
37 blobmsg_add_u8(b
, name
, intval
);
39 case BLOBMSG_TYPE_INT32
:
40 intval
= strtol(str
, &err
, 0);
44 blobmsg_add_u32(b
, name
, intval
);
51 static void uci_array_to_blob(struct blob_buf
*b
, struct uci_option
*o
,
52 enum blobmsg_type type
)
54 struct uci_element
*e
;
55 char *str
, *next
, *word
;
57 if (o
->type
== UCI_TYPE_LIST
) {
58 uci_foreach_element(&o
->v
.list
, e
) {
59 uci_attr_to_blob(b
, e
->name
, NULL
, type
);
64 str
= strdup(o
->v
.string
);
67 while ((word
= strsep(&next
, " \t")) != NULL
) {
71 uci_attr_to_blob(b
, word
, NULL
, type
);
77 static void __uci_to_blob(struct blob_buf
*b
, struct uci_section
*s
,
78 const struct config_param_list
*p
)
80 const struct blobmsg_policy
*attr
= NULL
;
81 struct uci_element
*e
;
86 uci_foreach_element(&s
->options
, e
) {
87 for (i
= 0; i
< p
->n_params
; i
++) {
89 if (!strcmp(attr
->name
, e
->name
))
98 if (attr
->type
== BLOBMSG_TYPE_ARRAY
) {
102 array
= blobmsg_open_array(b
, attr
->name
);
103 uci_array_to_blob(b
, o
, p
->info
[i
].type
);
104 blobmsg_close_array(b
, array
);
108 if (o
->type
== UCI_TYPE_LIST
)
111 uci_attr_to_blob(b
, o
->v
.string
, attr
->name
, attr
->type
);
115 static void uci_to_blob(struct blob_buf
*b
, struct uci_section
*s
,
116 const struct config_param_list
*p
)
120 __uci_to_blob(b
, s
, p
);
121 for (i
= 0; i
< p
->n_next
; i
++)
122 uci_to_blob(b
, s
, p
->next
[i
]);
126 config_parse_bridge_interface(struct uci_section
*s
)
130 name
= alloca(strlen(s
->e
.name
) + 4);
131 sprintf(name
, "br-%s", s
->e
.name
);
132 blobmsg_add_string(&b
, "name", name
);
134 uci_to_blob(&b
, s
, bridge_device_type
.config_params
);
135 if (!device_create(name
, &bridge_device_type
, b
.head
)) {
136 D(INTERFACE
, "Failed to create bridge for interface '%s'\n", s
->e
.name
);
140 blob_buf_init(&b
, 0);
141 blobmsg_add_string(&b
, "ifname", name
);
146 config_parse_interface(struct uci_section
*s
)
148 struct interface
*iface
;
150 struct blob_attr
*config
;
153 blob_buf_init(&b
, 0);
155 type
= uci_lookup_option_string(uci_ctx
, s
, "type");
156 if (type
&& !strcmp(type
, "bridge"))
157 if (config_parse_bridge_interface(s
))
160 uci_to_blob(&b
, s
, &interface_attr_list
);
161 iface
= calloc(1, sizeof(*iface
));
165 interface_init(iface
, s
->e
.name
, b
.head
);
167 if (iface
->proto_handler
&& iface
->proto_handler
->config_params
)
168 uci_to_blob(&b
, s
, iface
->proto_handler
->config_params
);
170 config
= malloc(blob_pad_len(b
.head
));
176 memcpy(config
, b
.head
, blob_pad_len(b
.head
));
177 interface_add(iface
, config
);
180 * need to look up the interface name again, in case of config update,
181 * the pointer will have changed
183 iface
= vlist_find(&interfaces
, s
->e
.name
, iface
, node
);
187 dev
= iface
->main_dev
.dev
;
188 if (!dev
|| !dev
->default_config
)
191 blob_buf_init(&b
, 0);
192 uci_to_blob(&b
, s
, dev
->type
->config_params
);
193 if (blob_len(b
.head
) == 0)
196 device_set_config(dev
, dev
->type
, b
.head
);
200 config_parse_route(struct uci_section
*s
, bool v6
)
204 blob_buf_init(&b
, 0);
205 route
= blobmsg_open_array(&b
, "route");
206 uci_to_blob(&b
, s
, &route_attr_list
);
207 blobmsg_close_array(&b
, route
);
208 interface_ip_add_route(NULL
, blob_data(b
.head
), v6
);
212 config_init_devices(void)
214 struct uci_element
*e
;
216 uci_foreach_element(&uci_network
->sections
, e
) {
217 struct uci_section
*s
= uci_to_section(e
);
218 const struct device_type
*devtype
= NULL
;
219 const char *type
, *name
;
221 if (strcmp(s
->type
, "device") != 0)
224 name
= uci_lookup_option_string(uci_ctx
, s
, "name");
228 type
= uci_lookup_option_string(uci_ctx
, s
, "type");
230 if (!strcmp(type
, "bridge"))
231 devtype
= &bridge_device_type
;
232 else if (!strcmp(type
, "tunnel"))
233 devtype
= &tunnel_device_type
;
237 devtype
= &simple_device_type
;
239 blob_buf_init(&b
, 0);
240 uci_to_blob(&b
, s
, devtype
->config_params
);
241 device_create(name
, devtype
, b
.head
);
246 config_diff(struct blob_attr
**tb1
, struct blob_attr
**tb2
,
247 const struct config_param_list
*config
, unsigned long *diff
)
252 for (i
= 0; i
< config
->n_params
; i
++) {
253 if (!tb1
[i
] && !tb2
[i
])
256 if (!!tb1
[i
] != !!tb2
[i
])
259 if (blob_len(tb1
[i
]) != blob_len(tb2
[i
]))
262 if (memcmp(tb1
[i
], tb2
[i
], blob_raw_len(tb1
[i
])) != 0)
280 __config_check_equal(struct blob_attr
*c1
, struct blob_attr
*c2
,
281 const struct config_param_list
*config
)
283 struct blob_attr
**tb1
, **tb2
;
291 tb1
= alloca(config
->n_params
* sizeof(struct blob_attr
*));
292 blobmsg_parse(config
->params
, config
->n_params
, tb1
,
293 blob_data(c1
), blob_len(c1
));
295 tb2
= alloca(config
->n_params
* sizeof(struct blob_attr
*));
296 blobmsg_parse(config
->params
, config
->n_params
, tb2
,
297 blob_data(c2
), blob_len(c2
));
299 return !config_diff(tb1
, tb2
, config
, NULL
);
303 config_check_equal(struct blob_attr
*c1
, struct blob_attr
*c2
,
304 const struct config_param_list
*config
)
308 if (!__config_check_equal(c1
, c2
, config
))
311 for (i
= 0; i
< config
->n_next
; i
++) {
312 if (!__config_check_equal(c1
, c2
, config
->next
[i
]))
320 config_memdup(struct blob_attr
*attr
)
322 struct blob_attr
*ret
;
323 int size
= blob_pad_len(attr
);
329 memcpy(ret
, attr
, size
);
333 static struct uci_package
*
334 config_init_package(const char *config
)
336 struct uci_context
*ctx
= uci_ctx
;
337 struct uci_package
*p
= NULL
;
340 ctx
= uci_alloc_context();
344 uci_set_confdir(ctx
, "./config");
345 uci_set_savedir(ctx
, "./tmp");
348 p
= uci_lookup_package(ctx
, config
);
353 if (uci_load(ctx
, config
, &p
))
360 config_init_interfaces(void)
362 struct uci_element
*e
;
364 uci_foreach_element(&uci_network
->sections
, e
) {
365 struct uci_section
*s
= uci_to_section(e
);
367 if (!strcmp(s
->type
, "interface"))
368 config_parse_interface(s
);
373 config_init_routes(void)
375 struct interface
*iface
;
376 struct uci_element
*e
;
378 vlist_for_each_element(&interfaces
, iface
, node
)
379 interface_ip_update_start(&iface
->config_ip
);
381 uci_foreach_element(&uci_network
->sections
, e
) {
382 struct uci_section
*s
= uci_to_section(e
);
384 if (!strcmp(s
->type
, "route"))
385 config_parse_route(s
, false);
386 else if (!strcmp(s
->type
, "route6"))
387 config_parse_route(s
, true);
390 vlist_for_each_element(&interfaces
, iface
, node
)
391 interface_ip_update_complete(&iface
->config_ip
);
395 config_init_all(void)
397 uci_network
= config_init_package("network");
399 fprintf(stderr
, "Failed to load network config\n");
403 vlist_update(&interfaces
);
407 device_reset_config();
408 config_init_devices();
409 config_init_interfaces();
410 config_init_routes();
416 device_init_pending();
417 device_free_unused(NULL
);
418 vlist_flush(&interfaces
);
419 interface_start_pending();