[OpenWrt-Devel] [PATCH] uci: add import call
Alexander Couzens
lynxis at fe80.eu
Tue Sep 1 20:14:01 EDT 2015
similiar to import from uci cli.
import removes all old configs and import the new config.
example:
ubus call uci import \
'{"config": "dhcp", "values": { "srv": { ".type": "host", ".name": "srv", "mac": "00:11:22:33:44:55", "ip": "192.168.1.2" } } }'
---
uci.c | 152 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 152 insertions(+)
changelog:
- cleanup whitespace/tab indention
- add {} around to make it more readable
- implement same coding style than file.c
diff --git a/uci.c b/uci.c
index 8b5dafd..c59f24d 100644
--- a/uci.c
+++ b/uci.c
@@ -32,6 +32,21 @@ static struct ubus_context *apply_ctx;
static char apply_sid[RPC_SID_LEN + 1];
enum {
+ RPC_ADD_TYPE,
+ RPC_ADD_NAME,
+ RPC_ADD_ANONYMOUS,
+ RPC_ADD_INDEX,
+ __RPC_ADD_MAX,
+};
+
+static const struct blobmsg_policy rpc_uci_add_section_policy[__RPC_ADD_MAX] = {
+ [RPC_ADD_TYPE] = { .name = ".type", .type = BLOBMSG_TYPE_STRING },
+ [RPC_ADD_NAME] = { .name = ".name", .type = BLOBMSG_TYPE_STRING },
+ [RPC_ADD_ANONYMOUS] = { .name = ".anonymous", .type = BLOBMSG_TYPE_BOOL },
+ [RPC_ADD_INDEX] = { .name = ".index", .type = BLOBMSG_TYPE_INT32 },
+};
+
+enum {
RPC_G_CONFIG,
RPC_G_SECTION,
RPC_G_OPTION,
@@ -90,6 +105,20 @@ static const struct blobmsg_policy rpc_uci_set_policy[__RPC_S_MAX] = {
};
enum {
+ RPC_I_CONFIG,
+ RPC_I_VALUES,
+ RPC_I_SESSION,
+ __RPC_I_MAX,
+};
+
+static const struct blobmsg_policy rpc_uci_import_policy[__RPC_I_MAX] = {
+ [RPC_I_CONFIG] = { .name = "config", .type = BLOBMSG_TYPE_STRING },
+ [RPC_I_VALUES] = { .name = "values", .type = BLOBMSG_TYPE_TABLE },
+ [RPC_I_SESSION] = { .name = "ubus_rpc_session",
+ .type = BLOBMSG_TYPE_STRING },
+};
+
+enum {
RPC_D_CONFIG,
RPC_D_SECTION,
RPC_D_TYPE,
@@ -179,6 +208,9 @@ static const struct blobmsg_policy rpc_uci_rollback_policy[__RPC_B_MAX] = {
.type = BLOBMSG_TYPE_STRING },
};
+static void
+rpc_uci_merge_delete(struct blob_attr *opt, struct uci_ptr *ptr);
+
/*
* Turn uci error state into ubus return code
*/
@@ -659,8 +691,10 @@ rpc_uci_add(struct ubus_context *ctx, struct ubus_object *obj,
{
case BLOBMSG_TYPE_ARRAY:
blobmsg_for_each_attr(elem, cur, rem2)
+ {
if (rpc_uci_format_blob(elem, &ptr.value))
uci_add_list(cursor, &ptr);
+ }
break;
default:
@@ -729,6 +763,123 @@ rpc_uci_merge_set(struct blob_attr *opt, struct uci_ptr *ptr)
}
static int
+rpc_uci_add_section(struct uci_package *p, struct blob_attr *msg)
+{
+ struct uci_section *s;
+ struct uci_ptr ptr = { 0 };
+ struct blob_attr *cur, *elem;
+ struct blob_attr *tb[__RPC_ADD_MAX];
+ int rem, rem2;
+
+ blobmsg_parse(rpc_uci_add_section_policy, __RPC_ADD_MAX, tb,
+ blobmsg_data(msg), blobmsg_len(msg));
+
+ ptr.package = p->e.name;
+
+ if (!tb[RPC_ADD_TYPE])
+ goto out;
+
+ /* add named section */
+ if (tb[RPC_ADD_NAME])
+ {
+ ptr.section = blobmsg_data(tb[RPC_ADD_NAME]);
+ ptr.value = blobmsg_data(tb[RPC_ADD_TYPE]);
+ ptr.option = NULL;
+
+ if (rpc_uci_lookup(&ptr) || uci_set(cursor, &ptr))
+ goto out;
+ } else {
+ if (uci_add_section(cursor, p, blobmsg_data(tb[RPC_ADD_TYPE]), &s) || !s)
+ goto out;
+
+ ptr.section = s->e.name;
+ }
+
+ blobmsg_for_each_attr(cur, msg, rem)
+ {
+ if (!strcmp(blobmsg_name(cur), ".type") ||
+ !strcmp(blobmsg_name(cur), ".anonymous") ||
+ !strcmp(blobmsg_name(cur), ".name") ||
+ !strcmp(blobmsg_name(cur), ".index"))
+ continue;
+ ptr.o = NULL;
+ ptr.option = blobmsg_name(cur);
+
+ if (rpc_uci_lookup(&ptr) || !ptr.s)
+ continue;
+
+ switch (blobmsg_type(cur))
+ {
+ case BLOBMSG_TYPE_ARRAY:
+ blobmsg_for_each_attr(elem, cur, rem2)
+ if (rpc_uci_format_blob(elem, &ptr.value))
+ uci_add_list(cursor, &ptr);
+ break;
+
+ default:
+ if (rpc_uci_format_blob(cur, &ptr.value))
+ uci_set(cursor, &ptr);
+ break;
+ }
+ }
+
+ return 0;
+out:
+ return 1;
+}
+
+/* blobmsg example: { "wan": { ".type": "interface", ".name":"wan", ".anonymous": false }, .. } */
+static int
+rpc_uci_import(struct ubus_context *ctx, struct ubus_object *obj,
+ struct ubus_request_data *req, const char *method,
+ struct blob_attr *msg)
+{
+ struct blob_attr *tb[__RPC_I_MAX];
+ struct blob_attr *cur;
+ struct uci_package *p = NULL;
+ struct uci_element *e, *tmp;
+ struct uci_ptr ptr = { 0 };
+ int rem;
+
+
+ blobmsg_parse(rpc_uci_import_policy, __RPC_I_MAX, tb,
+ blob_data(msg), blob_len(msg));
+
+ if (!tb[RPC_I_CONFIG] || !tb[RPC_I_VALUES])
+ return UBUS_STATUS_INVALID_ARGUMENT;
+
+ if (!rpc_uci_write_access(tb[RPC_I_SESSION], tb[RPC_I_CONFIG]))
+ return UBUS_STATUS_PERMISSION_DENIED;
+
+ ptr.package = blobmsg_data(tb[RPC_I_CONFIG]);
+
+ if (uci_load(cursor, ptr.package, &p))
+ return rpc_uci_status();
+
+ /* delete all section within package */
+ uci_foreach_element_safe(&p->sections, tmp, e)
+ {
+ ptr.s = NULL;
+ ptr.section = e->name;
+ rpc_uci_merge_delete(NULL, &ptr);
+ }
+
+ /* add new sections */
+ blobmsg_for_each_attr(cur, tb[RPC_I_VALUES], rem)
+ {
+ if (rpc_uci_add_section(p, cur))
+ goto out;
+ }
+
+ uci_save(cursor, p);
+
+out:
+ uci_unload(cursor, p);
+
+ return rpc_uci_status();
+}
+
+static int
rpc_uci_set(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
@@ -1538,6 +1689,7 @@ int rpc_uci_api_init(struct ubus_context *ctx)
UBUS_METHOD("apply", rpc_uci_apply, rpc_uci_apply_policy),
UBUS_METHOD("confirm", rpc_uci_confirm, rpc_uci_rollback_policy),
UBUS_METHOD("rollback", rpc_uci_rollback, rpc_uci_rollback_policy),
+ UBUS_METHOD("import", rpc_uci_import, rpc_uci_import_policy),
};
static struct ubus_object_type uci_type =
--
2.5.1
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