Merge branch 'clixon-4.5'
C-API changes for CLIgen code: * `clicon_parse()`: Changed signature due to new cligen error and result handling: * Removed: `cli_nomatch()`
This commit is contained in:
Olof hagsand
commit
f9998c441c
9 changed files with 69 additions and 466 deletions
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@ -1022,406 +1022,6 @@ xml_non_config_data(cxobj *xt,
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return retval;
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}
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/*! Associate XML node x with x:s parents yang:s matching child
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*
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* @param[in] xt XML tree node
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* @param[out] xerr Reason for failure, or NULL
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* @retval 2 OK yang assignment made
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* @retval 1 OK, Yang assignment not made because yang parent is anyxml or anydata
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* @retval 0 Yang assigment not made and xerr set
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* @retval -1 Error
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* @see populate_self_top
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*/
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static int
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populate_self_parent(cxobj *xt,
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cxobj **xerr)
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{
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int retval = -1;
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yang_stmt *y = NULL; /* yang node */
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yang_stmt *yparent; /* yang parent */
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cxobj *xp = NULL; /* xml parent */
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char *name;
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char *ns = NULL; /* XML namespace of xt */
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char *nsy = NULL; /* Yang namespace of xt */
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xp = xml_parent(xt);
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name = xml_name(xt);
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if (xp == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing parent") < 0)
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goto done;
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goto fail;
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}
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if ((yparent = xml_spec(xp)) == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing parent yang node") < 0)
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goto done;
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goto fail;
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}
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if (yang_keyword_get(yparent) == Y_ANYXML || yang_keyword_get(yparent) == Y_ANYDATA){
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retval = 1;
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goto done;
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}
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if ((y = yang_find_datanode(yparent, name)) == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing matching yang node") < 0)
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goto done;
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goto fail;
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}
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if (xml2ns(xt, xml_prefix(xt), &ns) < 0)
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goto done;
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nsy = yang_find_mynamespace(y);
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if (ns == NULL || nsy == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing namespace") < 0)
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goto done;
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goto fail;
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}
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/* Assign spec only if namespaces match */
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if (strcmp(ns, nsy) != 0){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Namespace mismatch") < 0)
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goto done;
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goto fail;
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}
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xml_spec_set(xt, y);
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#ifdef XML_EXPLICIT_INDEX
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if (xml_search_index_p(xt))
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xml_search_child_insert(xp, xt);
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#endif
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retval = 2;
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done:
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return retval;
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fail:
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retval = 0;
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goto done;
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}
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/*! Associate XML node x with yang spec y by going through all top-level modules and finding match
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*
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* @param[in] xt XML tree node
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* @param[in] yspec Yang spec
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* @param[out] xerr Reason for failure, or NULL
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* @retval 2 OK yang assignment made
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* @retval 1 OK, Yang assignment not made because yang parent is anyxml or anydata
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* @retval 0 yang assigment not made and xerr set
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* @retval -1 Error
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* @see populate_self_parent
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*/
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static int
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populate_self_top(cxobj *xt,
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yang_stmt *yspec,
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cxobj **xerr)
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{
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int retval = -1;
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yang_stmt *y = NULL; /* yang node */
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yang_stmt *ymod; /* yang module */
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char *name;
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char *ns = NULL; /* XML namespace of xt */
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char *nsy = NULL; /* Yang namespace of xt */
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name = xml_name(xt);
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if (yspec == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing yang spec") < 0)
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goto done;
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goto fail;
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}
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if (ys_module_by_xml(yspec, xt, &ymod) < 0)
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goto done;
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/* ymod is "real" module, name may belong to included submodule */
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if (ymod == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "No such yang module") < 0)
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goto done;
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goto fail;
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}
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if ((y = yang_find_schemanode(ymod, name)) == NULL){ /* also rpc */
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing matching yang node") < 0)
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goto done;
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goto fail;
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}
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if (xml2ns(xt, xml_prefix(xt), &ns) < 0)
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goto done;
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nsy = yang_find_mynamespace(y);
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if (ns == NULL || nsy == NULL){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Missing namespace") < 0)
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goto done;
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goto fail;
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}
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/* Assign spec only if namespaces match */
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if (strcmp(ns, nsy) != 0){
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if (xerr &&
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netconf_bad_element_xml(xerr, "application", name, "Namespace mismatch") < 0)
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goto done;
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goto fail;
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}
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xml_spec_set(xt, y);
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retval = 1;
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done:
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return retval;
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fail:
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retval = 0;
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goto done;
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}
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/*! After yang binding, bodies of containers and lists are stripped from XML bodies
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* May apply to other nodes?
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*/
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static int
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strip_whitespace(cxobj *xt)
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{
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yang_stmt *yt;
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enum rfc_6020 keyword;
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cxobj *xc;
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if ((yt = xml_spec(xt)) != NULL){
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keyword = yang_keyword_get(yt);
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if (keyword == Y_LIST || keyword == Y_CONTAINER){
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xc = NULL;
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while ((xc = xml_find_type(xt, NULL, "body", CX_BODY)) != NULL)
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xml_purge(xc);
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}
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}
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return 0;
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}
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/*! Find yang spec association of tree of XML nodes
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*
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* Populate xt:s children as top-level symbols
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* This may be unnecessary if yspec is set on manual creation. Also note that for incoming or
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* outgoing RPC need specialized function. maybe it can be built into the same function, but
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* you dont know whether it is input or output rpc.
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* @param[in] xt XML tree node
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* @param[in] yspec Yang spec
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* @param[out] xerr Reason for failure, or NULL
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* @retval 1 OK yang assignment made
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* @retval 0 Partial or no yang assigment made (at least one failed) and xerr set
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* @retval -1 Error
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* @code
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* if (xml_bind_yang(x, YB_MODULE, yspec, NULL) < 0)
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* err;
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* @endcode
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* @note For subs to anyxml nodes will not have spec set
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* There are several functions in the API family
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* @see xml_bind_yang_rpc for incoming rpc
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* @see xml_bind_yang0 If the calling xml object should also be populated
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*/
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int
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xml_bind_yang(cxobj *xt,
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yang_bind yb,
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yang_stmt *yspec,
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cxobj **xerr)
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{
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int retval = -1;
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cxobj *xc; /* xml child */
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int ret;
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int failed = 0; /* we continue loop after failure, should we stop at fail?`*/
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strip_whitespace(xt);
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xc = NULL; /* Apply on children */
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while ((xc = xml_child_each(xt, xc, CX_ELMNT)) != NULL) {
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if ((ret = xml_bind_yang0(xc, yb, yspec, xerr)) < 0)
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goto done;
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if (ret == 0)
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failed++;
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}
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if (failed)
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goto fail;
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retval = 1;
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done:
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return retval;
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fail:
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retval = 0;
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goto done;
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}
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/*! Find yang spec association of tree of XML nodes
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*
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* @param[in] xt XML tree node
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* @param[in] yb How to bind yang to XML top-level when parsing
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* @param[in] yspec Yang spec
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* @param[out] xerr Reason for failure, or NULL
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* @retval 1 OK yang assignment made
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* @retval 0 Partial or no yang assigment made (at least one failed) and xerr set
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* @retval -1 Error
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* Populate xt as top-level node
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*/
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int
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xml_bind_yang0(cxobj *xt,
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yang_bind yb,
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yang_stmt *yspec,
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cxobj **xerr)
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{
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int retval = -1;
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cxobj *xc; /* xml child */
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int ret;
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int failed = 0; /* we continue loop after failure, should we stop at fail?`*/
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switch (yb){
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case YB_MODULE:
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if ((ret = populate_self_top(xt, yspec, xerr)) < 0)
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goto done;
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break;
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case YB_PARENT:
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if ((ret = populate_self_parent(xt, xerr)) < 0)
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goto done;
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break;
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default:
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clicon_err(OE_XML, EINVAL, "Invalid yang binding: %d", yb);
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goto done;
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break;
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}
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if (ret == 0)
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goto fail;
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strip_whitespace(xt);
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xc = NULL; /* Apply on children */
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while ((xc = xml_child_each(xt, xc, CX_ELMNT)) != NULL) {
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if ((ret = xml_bind_yang0(xc, YB_PARENT, yspec, xerr)) < 0)
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goto done;
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if (ret == 0)
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failed++;
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}
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if (failed)
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goto fail;
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retval = 1;
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done:
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return retval;
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fail:
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retval = 0;
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goto done;
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}
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/*! Find yang spec association of XML node for incoming RPC starting with <rpc>
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*
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* Incoming RPC has an "input" structure that is not taken care of by xml_bind_yang
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* @param[in] xrpc XML rpc node
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* @param[in] yspec Yang spec
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* @param[out] xerr Reason for failure, or NULL
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* @retval 1 OK yang assignment made
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* @retval 0 Partial or no yang assigment made (at least one failed) and xerr set
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* @retval -1 Error
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* The
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* @code
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* if (xml_bind_yang_rpc(h, x, NULL) < 0)
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* err;
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* @endcode
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* @see xml_bind_yang For other generic cases
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* @see xml_bind_yang_rpc_reply
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*/
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int
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xml_bind_yang_rpc(cxobj *xrpc,
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yang_stmt *yspec,
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cxobj **xerr)
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{
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int retval = -1;
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yang_stmt *yrpc = NULL; /* yang node */
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yang_stmt *ymod=NULL; /* yang module */
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yang_stmt *yi = NULL; /* input */
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cxobj *x;
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int ret;
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if ((strcmp(xml_name(xrpc), "rpc")) != 0){
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clicon_err(OE_UNIX, EINVAL, "RPC expected");
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goto done;
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}
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x = NULL;
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while ((x = xml_child_each(xrpc, x, CX_ELMNT)) != NULL) {
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if (ys_module_by_xml(yspec, x, &ymod) < 0)
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goto done;
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if (ymod != NULL)
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yrpc = yang_find(ymod, Y_RPC, xml_name(x));
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/* Non-strict semantics: loop through all modules to find the node
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*/
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if (yrpc){
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xml_spec_set(x, yrpc);
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if ((yi = yang_find(yrpc, Y_INPUT, NULL)) != NULL){
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/* xml_bind_yang need to have parent with yang spec for
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* recursive population to work. Therefore, assign input yang
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* to rpc level although not 100% intuitive */
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xml_spec_set(x, yi);
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if ((ret = xml_bind_yang(x, YB_PARENT, NULL, xerr)) < 0)
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goto done;
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if (ret == 0)
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goto fail;
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}
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}
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}
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retval = 1;
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done:
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return retval;
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fail:
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retval = 0;
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goto done;
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}
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/*! Find yang spec association of XML node for outgoing RPC starting with <rpc-reply>
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*
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* Incoming RPC has an "input" structure that is not taken care of by xml_bind_yang
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* @param[in] xrpc XML rpc node
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* @param[in] name Name of RPC (not seen in output/reply)
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* @param[in] yspec Yang spec
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* @param[out] xerr Reason for failure, or NULL
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* @retval 1 OK yang assignment made
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* @retval 0 Partial or no yang assigment made (at least one failed) and xerr set
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* @retval -1 Error
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*
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* @code
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* if (xml_bind_yang_rpc_reply(x, "get-config", yspec, name) < 0)
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* err;
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* @endcode
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* @see xml_bind_yang For other generic cases
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*/
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int
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xml_bind_yang_rpc_reply(cxobj *xrpc,
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char *name,
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yang_stmt *yspec,
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cxobj **xerr)
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{
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int retval = -1;
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yang_stmt *yrpc = NULL; /* yang node */
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yang_stmt *ymod=NULL; /* yang module */
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yang_stmt *yo = NULL; /* output */
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cxobj *x;
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int ret;
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if (strcmp(xml_name(xrpc), "rpc-reply")){
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clicon_err(OE_UNIX, EINVAL, "rpc-reply expected");
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goto done;
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}
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x = NULL;
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while ((x = xml_child_each(xrpc, x, CX_ELMNT)) != NULL) {
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if (ys_module_by_xml(yspec, x, &ymod) < 0)
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goto done;
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if (ymod == NULL)
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continue;
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if ((yrpc = yang_find(ymod, Y_RPC, name)) == NULL)
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continue;
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// xml_spec_set(xrpc, yrpc);
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if ((yo = yang_find(yrpc, Y_OUTPUT, NULL)) == NULL)
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continue;
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/* xml_bind_yang need to have parent with yang spec for
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* recursive population to work. Therefore, assign input yang
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* to rpc level although not 100% intuitive */
|
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break;
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}
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if (yo != NULL){
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xml_spec_set(xrpc, yo);
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if ((ret = xml_bind_yang(xrpc, YB_MODULE, yspec, xerr)) < 0)
|
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goto done;
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||||
if (ret == 0)
|
||||
goto fail;
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||||
}
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||||
retval = 1;
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||||
done:
|
||||
return retval;
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||||
fail:
|
||||
retval = 0;
|
||||
goto done;
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||||
}
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||||
|
||||
/*! Given an XML node, build an xpath to root, internal function
|
||||
* @retval 0 OK
|
||||
* @retval -1 Error. eg XML malformed
|
||||
|
|
|
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