2 * luci-rpcd - LuCI UBUS RPC server
4 * Copyright (C) 2013 Jo-Philipp Wich <jow@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 static struct blob_buf buf
;
22 static struct uci_context
*cursor
;
33 static const struct blobmsg_policy rpc_uci_get_policy
[__RPC_G_MAX
] = {
34 [RPC_G_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
35 [RPC_G_SECTION
] = { .name
= "section", .type
= BLOBMSG_TYPE_STRING
},
36 [RPC_G_OPTION
] = { .name
= "option", .type
= BLOBMSG_TYPE_STRING
},
37 [RPC_G_TYPE
] = { .name
= "type", .type
= BLOBMSG_TYPE_STRING
},
38 [RPC_G_MATCH
] = { .name
= "match", .type
= BLOBMSG_TYPE_TABLE
},
49 static const struct blobmsg_policy rpc_uci_add_policy
[__RPC_A_MAX
] = {
50 [RPC_A_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
51 [RPC_A_TYPE
] = { .name
= "type", .type
= BLOBMSG_TYPE_STRING
},
52 [RPC_A_NAME
] = { .name
= "name", .type
= BLOBMSG_TYPE_STRING
},
53 [RPC_A_VALUES
] = { .name
= "values", .type
= BLOBMSG_TYPE_TABLE
},
65 static const struct blobmsg_policy rpc_uci_set_policy
[__RPC_S_MAX
] = {
66 [RPC_S_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
67 [RPC_S_SECTION
] = { .name
= "section", .type
= BLOBMSG_TYPE_STRING
},
68 [RPC_S_TYPE
] = { .name
= "type", .type
= BLOBMSG_TYPE_STRING
},
69 [RPC_S_MATCH
] = { .name
= "match", .type
= BLOBMSG_TYPE_TABLE
},
70 [RPC_S_VALUES
] = { .name
= "values", .type
= BLOBMSG_TYPE_TABLE
},
83 static const struct blobmsg_policy rpc_uci_delete_policy
[__RPC_D_MAX
] = {
84 [RPC_D_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
85 [RPC_D_SECTION
] = { .name
= "section", .type
= BLOBMSG_TYPE_STRING
},
86 [RPC_D_TYPE
] = { .name
= "type", .type
= BLOBMSG_TYPE_STRING
},
87 [RPC_D_MATCH
] = { .name
= "match", .type
= BLOBMSG_TYPE_TABLE
},
88 [RPC_D_OPTION
] = { .name
= "option", .type
= BLOBMSG_TYPE_STRING
},
89 [RPC_D_OPTIONS
] = { .name
= "options", .type
= BLOBMSG_TYPE_ARRAY
},
100 static const struct blobmsg_policy rpc_uci_rename_policy
[__RPC_R_MAX
] = {
101 [RPC_R_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
102 [RPC_R_SECTION
] = { .name
= "section", .type
= BLOBMSG_TYPE_STRING
},
103 [RPC_R_OPTION
] = { .name
= "option", .type
= BLOBMSG_TYPE_STRING
},
104 [RPC_R_NAME
] = { .name
= "name", .type
= BLOBMSG_TYPE_STRING
},
113 static const struct blobmsg_policy rpc_uci_order_policy
[__RPC_O_MAX
] = {
114 [RPC_O_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
115 [RPC_O_SECTIONS
] = { .name
= "sections", .type
= BLOBMSG_TYPE_ARRAY
},
123 static const struct blobmsg_policy rpc_uci_config_policy
[__RPC_C_MAX
] = {
124 [RPC_C_CONFIG
] = { .name
= "config", .type
= BLOBMSG_TYPE_STRING
},
128 * Turn uci error state into ubus return code
136 return UBUS_STATUS_OK
;
139 return UBUS_STATUS_INVALID_ARGUMENT
;
141 case UCI_ERR_NOTFOUND
:
142 return UBUS_STATUS_NOT_FOUND
;
145 return UBUS_STATUS_UNKNOWN_ERROR
;
150 * Format applicable blob value as string and place a pointer to the string
151 * buffer in "p". Uses a static string buffer.
154 rpc_uci_format_blob(struct blob_attr
*v
, const char **p
)
160 switch (blobmsg_type(v
))
162 case BLOBMSG_TYPE_STRING
:
163 if (blobmsg_data_len(v
) > 1)
164 *p
= blobmsg_data(v
);
167 case BLOBMSG_TYPE_INT64
:
168 snprintf(buf
, sizeof(buf
), "%"PRIu64
, blobmsg_get_u64(v
));
172 case BLOBMSG_TYPE_INT32
:
173 snprintf(buf
, sizeof(buf
), "%u", blobmsg_get_u32(v
));
177 case BLOBMSG_TYPE_INT16
:
178 snprintf(buf
, sizeof(buf
), "%u", blobmsg_get_u16(v
));
182 case BLOBMSG_TYPE_INT8
:
183 snprintf(buf
, sizeof(buf
), "%u", !!blobmsg_get_u8(v
));
195 * Lookup the given uci_ptr and enable extended lookup format if the .section
196 * value of the uci_ptr looks like extended syntax. Uses an internal copy
197 * of the given uci_ptr to perform the lookup as failing extended section
198 * lookup operations in libuci will zero our the uci_ptr struct.
199 * Copies the internal uci_ptr back to given the uci_ptr on success.
202 rpc_uci_lookup(struct uci_ptr
*ptr
)
205 struct uci_ptr lookup
= *ptr
;
207 if (!lookup
.s
&& lookup
.section
&& *lookup
.section
== '@')
208 lookup
.flags
|= UCI_LOOKUP_EXTENDED
;
210 rv
= uci_lookup_ptr(cursor
, &lookup
, NULL
, true);
219 * Checks whether the given uci_option object matches the given string value.
220 * 1) If the uci_option is of type list, check whether any of the list elements
221 * equals to the given string
222 * 2) If the uci_option is of type string, parse it into space separated tokens
223 * and check if any of the tokens equals to the given string.
224 * Returns true if a list element or token matched the given string.
227 rpc_uci_match_option(struct uci_option
*o
, const char *cmp
)
229 struct uci_element
*e
;
232 if (o
->type
== UCI_TYPE_LIST
)
234 uci_foreach_element(&o
->v
.list
, e
)
235 if (e
->name
&& !strcmp(e
->name
, cmp
))
244 s
= strdup(o
->v
.string
);
249 for (p
= strtok(s
, " \t"); p
; p
= strtok(NULL
, " \t"))
263 * Checks whether the given uci_section matches the type and value blob attrs.
264 * 1) Returns false if "type" is given and the section type does not match
265 * the value specified in the "type" string blob attribute, else continue.
266 * 2) Tests whether any key in the "matches" table blob attribute exists in
267 * the given uci_section and whether each value is contained in the
268 * corresponding uci option value (see rpc_uci_match_option()).
269 * 3) A missing or empty "matches" table blob attribute is always considered
271 * Returns true if "type" matches or is NULL and "matches" matches or is NULL.
274 rpc_uci_match_section(struct uci_section
*s
,
275 struct blob_attr
*type
, struct blob_attr
*matches
)
277 struct uci_element
*e
;
278 struct blob_attr
*cur
;
284 if (type
&& strcmp(s
->type
, blobmsg_data(type
)))
290 blobmsg_for_each_attr(cur
, matches
, rem
)
292 if (!rpc_uci_format_blob(cur
, &cmp
))
295 uci_foreach_element(&s
->options
, e
)
297 if (strcmp(e
->name
, blobmsg_name(cur
)))
300 if (!rpc_uci_match_option(uci_to_option(e
), cmp
))
309 return (empty
|| match
);
313 * Dump the given uci_option value into the global blobmsg buffer and use
314 * given "name" as key.
315 * 1) If the uci_option is of type list, put a table into the blob buffer and
316 * add each list item as string to it.
317 * 2) If the uci_option is of type string, put its value directly into the blob
321 rpc_uci_dump_option(struct uci_option
*o
, const char *name
)
324 struct uci_element
*e
;
328 case UCI_TYPE_STRING
:
329 blobmsg_add_string(&buf
, name
, o
->v
.string
);
333 c
= blobmsg_open_array(&buf
, name
);
335 uci_foreach_element(&o
->v
.list
, e
)
336 blobmsg_add_string(&buf
, NULL
, e
->name
);
338 blobmsg_close_array(&buf
, c
);
347 * Dump the given uci_section object into the global blobmsg buffer and use
348 * given "name" as key.
349 * Puts a table into the blob buffer and puts each section option member value
350 * as value into the table using the option name as key.
351 * Adds three special keys ".anonymous", ".type" and ".name" which specify the
352 * corresponding section properties.
355 rpc_uci_dump_section(struct uci_section
*s
, const char *name
, int index
)
358 struct uci_option
*o
;
359 struct uci_element
*e
;
361 c
= blobmsg_open_table(&buf
, name
);
363 blobmsg_add_u8(&buf
, ".anonymous", s
->anonymous
);
364 blobmsg_add_string(&buf
, ".type", s
->type
);
365 blobmsg_add_string(&buf
, ".name", s
->e
.name
);
368 blobmsg_add_u32(&buf
, ".index", index
);
370 uci_foreach_element(&s
->options
, e
)
372 o
= uci_to_option(e
);
373 rpc_uci_dump_option(o
, o
->e
.name
);
376 blobmsg_close_table(&buf
, c
);
380 * Dump the given uci_package object into the global blobmsg buffer and use
381 * given "name" as key.
382 * Puts a table into the blob buffer and puts each package section member as
383 * value into the table using the section name as key.
384 * Only dumps sections matching the given "type" and "matches", see explaination
385 * of rpc_uci_match_section() for details.
388 rpc_uci_dump_package(struct uci_package
*p
, const char *name
,
389 struct blob_attr
*type
, struct blob_attr
*matches
)
392 struct uci_element
*e
;
395 c
= blobmsg_open_table(&buf
, name
);
397 uci_foreach_element(&p
->sections
, e
)
401 if (!rpc_uci_match_section(uci_to_section(e
), type
, matches
))
404 rpc_uci_dump_section(uci_to_section(e
), e
->name
, i
);
407 blobmsg_close_table(&buf
, c
);
412 rpc_uci_get(struct ubus_context
*ctx
, struct ubus_object
*obj
,
413 struct ubus_request_data
*req
, const char *method
,
414 struct blob_attr
*msg
)
416 struct blob_attr
*tb
[__RPC_G_MAX
];
417 struct uci_package
*p
= NULL
;
418 struct uci_ptr ptr
= { 0 };
420 blobmsg_parse(rpc_uci_get_policy
, __RPC_G_MAX
, tb
,
421 blob_data(msg
), blob_len(msg
));
423 if (!tb
[RPC_G_CONFIG
])
424 return UBUS_STATUS_INVALID_ARGUMENT
;
426 ptr
.package
= blobmsg_data(tb
[RPC_G_CONFIG
]);
427 uci_load(cursor
, ptr
.package
, &p
);
432 if (tb
[RPC_G_SECTION
])
434 ptr
.section
= blobmsg_data(tb
[RPC_G_SECTION
]);
436 if (tb
[RPC_G_OPTION
])
437 ptr
.option
= blobmsg_data(tb
[RPC_G_OPTION
]);
440 if (rpc_uci_lookup(&ptr
) || !(ptr
.flags
& UCI_LOOKUP_COMPLETE
))
443 blob_buf_init(&buf
, 0);
445 switch (ptr
.last
->type
)
447 case UCI_TYPE_PACKAGE
:
448 rpc_uci_dump_package(ptr
.p
, "values", tb
[RPC_G_TYPE
], tb
[RPC_G_MATCH
]);
451 case UCI_TYPE_SECTION
:
452 rpc_uci_dump_section(ptr
.s
, "values", -1);
455 case UCI_TYPE_OPTION
:
456 rpc_uci_dump_option(ptr
.o
, "value");
463 ubus_send_reply(ctx
, req
, buf
.head
);
467 uci_unload(cursor
, p
);
469 return rpc_uci_status();
473 rpc_uci_add(struct ubus_context
*ctx
, struct ubus_object
*obj
,
474 struct ubus_request_data
*req
, const char *method
,
475 struct blob_attr
*msg
)
477 struct blob_attr
*tb
[__RPC_A_MAX
];
478 struct blob_attr
*cur
, *elem
;
479 struct uci_package
*p
= NULL
;
480 struct uci_section
*s
;
481 struct uci_ptr ptr
= { 0 };
484 blobmsg_parse(rpc_uci_add_policy
, __RPC_A_MAX
, tb
,
485 blob_data(msg
), blob_len(msg
));
487 if (!tb
[RPC_A_CONFIG
] || !tb
[RPC_A_TYPE
])
488 return UBUS_STATUS_INVALID_ARGUMENT
;
490 ptr
.package
= blobmsg_data(tb
[RPC_A_CONFIG
]);
492 uci_load(cursor
, ptr
.package
, &p
);
497 /* add named section */
500 ptr
.section
= blobmsg_data(tb
[RPC_A_NAME
]);
501 ptr
.value
= blobmsg_data(tb
[RPC_A_TYPE
]);
504 if (rpc_uci_lookup(&ptr
) || uci_set(cursor
, &ptr
))
508 /* add anon section */
511 if (uci_add_section(cursor
, p
, blobmsg_data(tb
[RPC_A_TYPE
]), &s
) || !s
)
514 ptr
.section
= s
->e
.name
;
517 if (tb
[RPC_A_VALUES
])
519 blobmsg_for_each_attr(cur
, tb
[RPC_A_VALUES
], rem
)
522 ptr
.option
= blobmsg_name(cur
);
524 if (rpc_uci_lookup(&ptr
) || !ptr
.s
)
527 switch (blobmsg_type(cur
))
529 case BLOBMSG_TYPE_ARRAY
:
530 blobmsg_for_each_attr(elem
, cur
, rem2
)
531 if (rpc_uci_format_blob(elem
, &ptr
.value
))
532 uci_add_list(cursor
, &ptr
);
536 if (rpc_uci_format_blob(cur
, &ptr
.value
))
537 uci_set(cursor
, &ptr
);
545 blob_buf_init(&buf
, 0);
546 blobmsg_add_string(&buf
, "section", ptr
.section
);
547 ubus_send_reply(ctx
, req
, buf
.head
);
551 uci_unload(cursor
, p
);
553 return rpc_uci_status();
557 * Turn value from a blob attribute into uci set operation
558 * 1) if the blob is of type array, delete existing option (if any) and
559 * emit uci add_list operations for each element
560 * 2) if the blob is not an array but an option of type list exists,
561 * delete existing list and emit uci set operation for the blob value
562 * 3) in all other cases only emit a set operation if there is no existing
563 * option of if the existing options value differs from the blob value
566 rpc_uci_merge_set(struct blob_attr
*opt
, struct uci_ptr
*ptr
)
568 struct blob_attr
*cur
;
572 ptr
->option
= blobmsg_name(opt
);
574 if (rpc_uci_lookup(ptr
) || !ptr
->s
)
577 if (blobmsg_type(opt
) == BLOBMSG_TYPE_ARRAY
)
580 uci_delete(cursor
, ptr
);
582 blobmsg_for_each_attr(cur
, opt
, rem
)
583 if (rpc_uci_format_blob(cur
, &ptr
->value
))
584 uci_add_list(cursor
, ptr
);
586 else if (ptr
->o
&& ptr
->o
->type
== UCI_TYPE_LIST
)
588 uci_delete(cursor
, ptr
);
590 if (rpc_uci_format_blob(opt
, &ptr
->value
))
591 uci_set(cursor
, ptr
);
593 else if (rpc_uci_format_blob(opt
, &ptr
->value
))
595 if (!ptr
->o
|| !ptr
->o
->v
.string
|| strcmp(ptr
->o
->v
.string
, ptr
->value
))
596 uci_set(cursor
, ptr
);
601 rpc_uci_set(struct ubus_context
*ctx
, struct ubus_object
*obj
,
602 struct ubus_request_data
*req
, const char *method
,
603 struct blob_attr
*msg
)
605 struct blob_attr
*tb
[__RPC_S_MAX
];
606 struct blob_attr
*cur
;
607 struct uci_package
*p
= NULL
;
608 struct uci_element
*e
;
609 struct uci_ptr ptr
= { 0 };
612 blobmsg_parse(rpc_uci_set_policy
, __RPC_S_MAX
, tb
,
613 blob_data(msg
), blob_len(msg
));
615 if (!tb
[RPC_S_CONFIG
] || !tb
[RPC_S_VALUES
] ||
616 (!tb
[RPC_S_SECTION
] && !tb
[RPC_S_TYPE
] && !tb
[RPC_S_MATCH
]))
617 return UBUS_STATUS_INVALID_ARGUMENT
;
619 ptr
.package
= blobmsg_data(tb
[RPC_S_CONFIG
]);
620 uci_load(cursor
, ptr
.package
, &p
);
625 if (tb
[RPC_S_SECTION
])
627 ptr
.section
= blobmsg_data(tb
[RPC_S_SECTION
]);
628 blobmsg_for_each_attr(cur
, tb
[RPC_S_VALUES
], rem
)
629 rpc_uci_merge_set(cur
, &ptr
);
633 uci_foreach_element(&p
->sections
, e
)
635 if (!rpc_uci_match_section(uci_to_section(e
),
636 tb
[RPC_S_TYPE
], tb
[RPC_S_MATCH
]))
640 ptr
.section
= e
->name
;
642 blobmsg_for_each_attr(cur
, tb
[RPC_S_VALUES
], rem
)
643 rpc_uci_merge_set(cur
, &ptr
);
651 uci_unload(cursor
, p
);
653 return rpc_uci_status();
657 * Delete option or section from uci specified by given blob attribute pointer
658 * 1) if the blob is of type array, delete any option named after each element
659 * 2) if the blob is of type string, delete the option named after its value
660 * 3) if the blob is NULL, delete entire section
663 rpc_uci_merge_delete(struct blob_attr
*opt
, struct uci_ptr
*ptr
)
665 struct blob_attr
*cur
;
668 if (rpc_uci_lookup(ptr
) || !ptr
->s
)
676 uci_delete(cursor
, ptr
);
678 else if (blobmsg_type(opt
) == BLOBMSG_TYPE_ARRAY
)
680 blobmsg_for_each_attr(cur
, opt
, rem
)
682 if (blobmsg_type(cur
) != BLOBMSG_TYPE_STRING
)
686 ptr
->option
= blobmsg_data(cur
);
688 if (rpc_uci_lookup(ptr
) || !ptr
->o
)
691 uci_delete(cursor
, ptr
);
694 else if (blobmsg_type(opt
) == BLOBMSG_TYPE_STRING
)
697 ptr
->option
= blobmsg_data(opt
);
699 if (rpc_uci_lookup(ptr
) || !ptr
->o
)
702 uci_delete(cursor
, ptr
);
707 rpc_uci_delete(struct ubus_context
*ctx
, struct ubus_object
*obj
,
708 struct ubus_request_data
*req
, const char *method
,
709 struct blob_attr
*msg
)
711 struct blob_attr
*tb
[__RPC_D_MAX
];
712 struct uci_package
*p
= NULL
;
713 struct uci_element
*e
, *tmp
;
714 struct uci_ptr ptr
= { 0 };
716 blobmsg_parse(rpc_uci_delete_policy
, __RPC_D_MAX
, tb
,
717 blob_data(msg
), blob_len(msg
));
719 if (!tb
[RPC_D_CONFIG
] ||
720 (!tb
[RPC_D_SECTION
] && !tb
[RPC_D_TYPE
] && !tb
[RPC_D_MATCH
]))
721 return UBUS_STATUS_INVALID_ARGUMENT
;
723 ptr
.package
= blobmsg_data(tb
[RPC_D_CONFIG
]);
724 uci_load(cursor
, ptr
.package
, &p
);
729 if (tb
[RPC_D_SECTION
])
731 ptr
.section
= blobmsg_data(tb
[RPC_D_SECTION
]);
733 if (tb
[RPC_D_OPTIONS
])
734 rpc_uci_merge_delete(tb
[RPC_D_OPTIONS
], &ptr
);
736 rpc_uci_merge_delete(tb
[RPC_D_OPTION
], &ptr
);
740 uci_foreach_element_safe(&p
->sections
, tmp
, e
)
742 if (!rpc_uci_match_section(uci_to_section(e
),
743 tb
[RPC_D_TYPE
], tb
[RPC_D_MATCH
]))
747 ptr
.section
= e
->name
;
749 if (tb
[RPC_D_OPTIONS
])
750 rpc_uci_merge_delete(tb
[RPC_D_OPTIONS
], &ptr
);
752 rpc_uci_merge_delete(tb
[RPC_D_OPTION
], &ptr
);
760 uci_unload(cursor
, p
);
762 return rpc_uci_status();
766 rpc_uci_rename(struct ubus_context
*ctx
, struct ubus_object
*obj
,
767 struct ubus_request_data
*req
, const char *method
,
768 struct blob_attr
*msg
)
770 struct blob_attr
*tb
[__RPC_R_MAX
];
771 struct uci_package
*p
= NULL
;
772 struct uci_ptr ptr
= { 0 };
774 blobmsg_parse(rpc_uci_rename_policy
, __RPC_R_MAX
, tb
,
775 blob_data(msg
), blob_len(msg
));
777 if (!tb
[RPC_R_CONFIG
] || !tb
[RPC_R_SECTION
] || !tb
[RPC_R_NAME
])
778 return UBUS_STATUS_INVALID_ARGUMENT
;
780 ptr
.package
= blobmsg_data(tb
[RPC_R_CONFIG
]);
781 ptr
.section
= blobmsg_data(tb
[RPC_R_SECTION
]);
782 ptr
.value
= blobmsg_data(tb
[RPC_R_NAME
]);
784 if (tb
[RPC_R_OPTION
])
785 ptr
.option
= blobmsg_data(tb
[RPC_R_OPTION
]);
787 uci_load(cursor
, ptr
.package
, &p
);
792 if (uci_lookup_ptr(cursor
, &ptr
, NULL
, true))
795 if ((ptr
.option
&& !ptr
.o
) || !ptr
.s
)
797 cursor
->err
= UCI_ERR_NOTFOUND
;
801 if (uci_rename(cursor
, &ptr
))
808 uci_unload(cursor
, p
);
810 return rpc_uci_status();
814 rpc_uci_order(struct ubus_context
*ctx
, struct ubus_object
*obj
,
815 struct ubus_request_data
*req
, const char *method
,
816 struct blob_attr
*msg
)
818 struct blob_attr
*tb
[__RPC_O_MAX
];
819 struct blob_attr
*cur
;
820 struct uci_package
*p
= NULL
;
821 struct uci_ptr ptr
= { 0 };
824 blobmsg_parse(rpc_uci_order_policy
, __RPC_O_MAX
, tb
,
825 blob_data(msg
), blob_len(msg
));
827 if (!tb
[RPC_O_CONFIG
] || !tb
[RPC_O_SECTIONS
])
828 return UBUS_STATUS_INVALID_ARGUMENT
;
830 ptr
.package
= blobmsg_data(tb
[RPC_O_CONFIG
]);
832 uci_load(cursor
, ptr
.package
, &p
);
837 blobmsg_for_each_attr(cur
, tb
[RPC_O_SECTIONS
], rem
)
839 if (blobmsg_type(cur
) != BLOBMSG_TYPE_STRING
)
843 ptr
.section
= blobmsg_data(cur
);
845 if (uci_lookup_ptr(cursor
, &ptr
, NULL
, true) || !ptr
.s
)
848 uci_reorder_section(cursor
, ptr
.s
, i
++);
855 uci_unload(cursor
, p
);
857 return rpc_uci_status();
861 rpc_uci_dump_change(struct uci_delta
*d
)
864 const char *types
[] = {
865 [UCI_CMD_REORDER
] = "order",
866 [UCI_CMD_REMOVE
] = "remove",
867 [UCI_CMD_RENAME
] = "rename",
868 [UCI_CMD_ADD
] = "add",
869 [UCI_CMD_LIST_ADD
] = "list-add",
870 [UCI_CMD_LIST_DEL
] = "list-del",
871 [UCI_CMD_CHANGE
] = "set",
877 c
= blobmsg_open_array(&buf
, NULL
);
879 blobmsg_add_string(&buf
, NULL
, types
[d
->cmd
]);
880 blobmsg_add_string(&buf
, NULL
, d
->section
);
883 blobmsg_add_string(&buf
, NULL
, d
->e
.name
);
887 if (d
->cmd
== UCI_CMD_REORDER
)
888 blobmsg_add_u32(&buf
, NULL
, strtoul(d
->value
, NULL
, 10));
890 blobmsg_add_string(&buf
, NULL
, d
->value
);
893 blobmsg_close_array(&buf
, c
);
897 rpc_uci_changes(struct ubus_context
*ctx
, struct ubus_object
*obj
,
898 struct ubus_request_data
*req
, const char *method
,
899 struct blob_attr
*msg
)
901 struct blob_attr
*tb
[__RPC_C_MAX
];
902 struct uci_package
*p
= NULL
;
903 struct uci_element
*e
;
906 blobmsg_parse(rpc_uci_config_policy
, __RPC_C_MAX
, tb
,
907 blob_data(msg
), blob_len(msg
));
909 if (!tb
[RPC_C_CONFIG
])
910 return UBUS_STATUS_INVALID_ARGUMENT
;
912 uci_load(cursor
, blobmsg_data(tb
[RPC_C_CONFIG
]), &p
);
917 blob_buf_init(&buf
, 0);
918 c
= blobmsg_open_array(&buf
, "changes");
920 uci_foreach_element(&p
->saved_delta
, e
)
921 rpc_uci_dump_change(uci_to_delta(e
));
923 blobmsg_close_array(&buf
, c
);
925 ubus_send_reply(ctx
, req
, buf
.head
);
929 uci_unload(cursor
, p
);
931 return rpc_uci_status();
935 rpc_uci_revert_commit(struct blob_attr
*msg
, bool commit
)
937 struct blob_attr
*tb
[__RPC_C_MAX
];
938 struct uci_package
*p
= NULL
;
939 struct uci_ptr ptr
= { 0 };
941 blobmsg_parse(rpc_uci_config_policy
, __RPC_C_MAX
, tb
,
942 blob_data(msg
), blob_len(msg
));
944 if (!tb
[RPC_C_CONFIG
])
945 return UBUS_STATUS_INVALID_ARGUMENT
;
947 ptr
.package
= blobmsg_data(tb
[RPC_C_CONFIG
]);
948 uci_load(cursor
, ptr
.package
, &p
);
950 if (!p
|| uci_lookup_ptr(cursor
, &ptr
, NULL
, true) || !ptr
.p
)
954 uci_commit(cursor
, &p
, false);
956 uci_revert(cursor
, &ptr
);
960 uci_unload(cursor
, p
);
962 return rpc_uci_status();
966 rpc_uci_revert(struct ubus_context
*ctx
, struct ubus_object
*obj
,
967 struct ubus_request_data
*req
, const char *method
,
968 struct blob_attr
*msg
)
970 return rpc_uci_revert_commit(msg
, false);
974 rpc_uci_commit(struct ubus_context
*ctx
, struct ubus_object
*obj
,
975 struct ubus_request_data
*req
, const char *method
,
976 struct blob_attr
*msg
)
978 return rpc_uci_revert_commit(msg
, true);
982 rpc_uci_configs(struct ubus_context
*ctx
, struct ubus_object
*obj
,
983 struct ubus_request_data
*req
, const char *method
,
984 struct blob_attr
*msg
)
990 if (uci_list_configs(cursor
, &configs
))
993 blob_buf_init(&buf
, 0);
995 c
= blobmsg_open_array(&buf
, "configs");
997 for (i
= 0; configs
[i
]; i
++)
998 blobmsg_add_string(&buf
, NULL
, configs
[i
]);
1000 blobmsg_close_array(&buf
, c
);
1002 ubus_send_reply(ctx
, req
, buf
.head
);
1005 return rpc_uci_status();
1009 int rpc_uci_api_init(struct ubus_context
*ctx
)
1011 static const struct ubus_method uci_methods
[] = {
1012 { .name
= "configs", .handler
= rpc_uci_configs
},
1013 UBUS_METHOD("get", rpc_uci_get
, rpc_uci_get_policy
),
1014 UBUS_METHOD("add", rpc_uci_add
, rpc_uci_add_policy
),
1015 UBUS_METHOD("set", rpc_uci_set
, rpc_uci_set_policy
),
1016 UBUS_METHOD("delete", rpc_uci_delete
, rpc_uci_delete_policy
),
1017 UBUS_METHOD("rename", rpc_uci_rename
, rpc_uci_rename_policy
),
1018 UBUS_METHOD("order", rpc_uci_order
, rpc_uci_order_policy
),
1019 UBUS_METHOD("changes", rpc_uci_changes
, rpc_uci_config_policy
),
1020 UBUS_METHOD("revert", rpc_uci_revert
, rpc_uci_config_policy
),
1021 UBUS_METHOD("commit", rpc_uci_commit
, rpc_uci_config_policy
),
1024 static struct ubus_object_type uci_type
=
1025 UBUS_OBJECT_TYPE("luci-rpc-uci", uci_methods
);
1027 static struct ubus_object obj
= {
1030 .methods
= uci_methods
,
1031 .n_methods
= ARRAY_SIZE(uci_methods
),
1034 cursor
= uci_alloc_context();
1037 return UBUS_STATUS_UNKNOWN_ERROR
;
1039 return ubus_add_object(ctx
, &obj
);