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uci: tighten uci add operation error handling

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- Return UBUS_STATUS_INVALID_ARGUMENT for invalid section or option names
- Return UBUS_STATUS_NOT_FOUND if a section name could not be resolved

Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This commit is contained in:
Jo-Philipp Wich 2018-08-08 23:55:07 +02:00
parent 51980c687b
commit 948bb51875
1 changed files with 40 additions and 9 deletions
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49
uci.c
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@ -687,7 +687,7 @@ rpc_uci_add(struct ubus_context *ctx, struct ubus_object *obj,
struct uci_package *p = NULL;
struct uci_section *s;
struct uci_ptr ptr = { 0 };
int rem, rem2;
int rem, rem2, err = 0;
blobmsg_parse(rpc_uci_add_policy, __RPC_A_MAX, tb,
blob_data(msg), blob_len(msg));
@ -738,37 +738,68 @@ rpc_uci_add(struct ubus_context *ctx, struct ubus_object *obj,
ptr.option = blobmsg_name(cur);
if (!rpc_uci_verify_name(ptr.option))
{
if (!err)
err = UBUS_STATUS_INVALID_ARGUMENT;
continue;
}
if (rpc_uci_lookup(&ptr) || !ptr.s)
{
if (!err)
err = UBUS_STATUS_NOT_FOUND;
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);
{
if (!rpc_uci_format_blob(elem, &ptr.value))
{
if (!err)
err = UBUS_STATUS_INVALID_ARGUMENT;
continue;
}
uci_add_list(cursor, &ptr);
}
break;
default:
if (rpc_uci_format_blob(cur, &ptr.value))
if (!rpc_uci_format_blob(cur, &ptr.value))
{
if (!err)
err = UBUS_STATUS_INVALID_ARGUMENT;
}
else
{
uci_set(cursor, &ptr);
}
break;
}
}
}
uci_save(cursor, p);
if (!err)
{
uci_save(cursor, p);
blob_buf_init(&buf, 0);
blobmsg_add_string(&buf, "section", ptr.section);
ubus_send_reply(ctx, req, buf.head);
blob_buf_init(&buf, 0);
blobmsg_add_string(&buf, "section", ptr.section);
ubus_send_reply(ctx, req, buf.head);
}
out:
uci_unload(cursor, p);
return rpc_uci_status();
return err ? err : rpc_uci_status();
}
/*