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* RESTCONF "content" query parameter supported

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* New clixon-lib@2019-08-13.yang revision
* Bugfix: If `ietf-netconf.yang` was imported from any yang module, client/backend communication stops working.
This commit is contained in:
Olof hagsand 2019-08-13 13:21:11 +02:00
parent 48022e57b9
commit 8b7b7b0f60
20 changed files with 507 additions and 62 deletions
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79
lib/src/clixon_proto_client.c
View file

@ -615,6 +615,85 @@ clicon_rpc_get(clicon_handle h,
return retval;
}
/*! Get database state data, clixon extension
* @param[in] h Clicon handle
* @param[in] xpath XPath in a filter stmt (or NULL/"" for no filter)
* @param[in] namespace Namespace associated w xpath
* @param[out] xt XML tree. Free with xml_free.
* Either <config> or <rpc-error>.
* @retval 0 OK
* @retval -1 Error, fatal or xml
* @note if xpath is set but namespace is NULL, the default, netconf base
* namespace will be used which is most probably wrong.
* @code
* cxobj *xt = NULL;
* if (clicon_rpc_get_state(h, "/hello/world", "urn:example:hello", &xt) < 0)
* err;
* if ((xerr = xpath_first(xt, "/rpc-error")) != NULL){
* clicon_rpc_generate_error(xerr);
* err;
* }
* if (xt)
* xml_free(xt);
* @endcode
* @see clicon_rpc_generate_error
*/
int
clicon_rpc_get_state(clicon_handle h,
char *xpath,
char *namespace,
cxobj **xt)
{
int retval = -1;
struct clicon_msg *msg = NULL;
cbuf *cb = NULL;
cxobj *xret = NULL;
cxobj *xd;
char *username;
if ((cb = cbuf_new()) == NULL)
goto done;
cprintf(cb, "<rpc");
if ((username = clicon_username_get(h)) != NULL)
cprintf(cb, " username=\"%s\"", username);
if (namespace)
cprintf(cb, " xmlns:nc=\"%s\"", NETCONF_BASE_NAMESPACE);
cprintf(cb, "><cl:get-state xmlns:cl=\"http://clicon.org/lib\">");
if (xpath && strlen(xpath)) {
if (namespace)
cprintf(cb, "<nc:filter nc:type=\"xpath\" nc:select=\"%s\" xmlns=\"%s\"/>",
xpath, namespace);
else /* If xpath != /, this will probably yield an error later */
cprintf(cb, "<filter type=\"xpath\" select=\"%s\"/>", xpath);
}
cprintf(cb, "</cl:get-state></rpc>");
if ((msg = clicon_msg_encode("%s", cbuf_get(cb))) == NULL)
goto done;
if (clicon_rpc_msg(h, msg, &xret, NULL) < 0)
goto done;
/* Send xml error back: first check error, then ok */
if ((xd = xpath_first(xret, "/rpc-reply/rpc-error")) != NULL)
xd = xml_parent(xd); /* point to rpc-reply */
else if ((xd = xpath_first(xret, "/rpc-reply/data")) == NULL)
if ((xd = xml_new("data", NULL, NULL)) == NULL)
goto done;
if (xt){
if (xml_rm(xd) < 0)
goto done;
*xt = xd;
}
retval = 0;
done:
if (cb)
cbuf_free(cb);
if (xret)
xml_free(xret);
if (msg)
free(msg);
return retval;
}
/*! Close a (user) session
* @param[in] h CLICON handle
* @retval 0 OK