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YANG optimize, add orig pointer for derived trees

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Skip some yang objects in derived trees
Add function to remove USES in augment/grouping trees
This commit is contained in:
Olof hagsand 2024-08-06 16:50:07 +02:00
parent ca786da156
commit 781c9d9d27
11 changed files with 294 additions and 118 deletions
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2
CHANGELOG.md
View file

@ -43,7 +43,7 @@ Developers may need to change their code
* New `yn_iter()` yang iterator replaces `yn_each()`
* Use an integer iteratorinstead of yang object
* Replace `y1 = NULL; y1 = yn_each(y0, y1)` with `int inext = 0; yn_iter(y0, &inext)`
* Add `keyw`argument to `yang_stats()`
* Add `keyw` argument to `yang_stats()`
### Corrected Busg

2
apps/cli/cli_main.c
View file

@ -521,7 +521,7 @@ usage(clixon_handle h,
"\t-h \t\tHelp\n"
"\t-V \t\tPrint version and exit\n"
"\t-D <level> \tDebug level (see available levels below)\n"
"\t-f <file> \tConfig-file (mandatory)\n"
"\t-f <file> \tConfig-file\n"
"\t-E <dir> \tExtra configuration file directory\n"
"\t-l <s|e|o|n|f<file>> \tLog on (s)yslog, std(e)rr, std(o)ut, (n)one or (f)ile (stderr is default)\n"
"\t-C <format>\tDump configuration options on stdout after loading. Format is xml|json|text\n"

6
include/clixon_custom.h
View file

@ -204,3 +204,9 @@
* If not set, reduces memory with 8 bytes per yang-stmt.
*/
#undef YANG_SPEC_LINENR
/*! Use ref origin pointer to skip as many derived yang nodes as possible
*
* If set, do not copy some YANG nodes to derived trees (ie augmented or grouped trees)
*/
#define YANG_ORIG_PTR_SKIP

8
lib/clixon/clixon_yang.h
View file

@ -90,9 +90,8 @@
* Set by yang_mount_set
* Read by ys_free1
*/
#define YANG_FLAG_EXTENDED 0x400 /* Use extended struct to access uncommon fields
* Memory optimization
*/
#define YANG_FLAG_WHEN 0x400 /* Use extended struct to access when-info for
* augment/grouping */
/*
* Types
@ -240,6 +239,8 @@ yang_stmt *yang_parent_get(yang_stmt *ys);
enum rfc_6020 yang_keyword_get(yang_stmt *ys);
char *yang_argument_get(yang_stmt *ys);
int yang_argument_set(yang_stmt *ys, char *arg);
yang_stmt *yang_orig_get(yang_stmt *ys);
int yang_orig_set(yang_stmt *ys, yang_stmt *y0);
cg_var *yang_cv_get(yang_stmt *ys);
int yang_cv_set(yang_stmt *ys, cg_var *cv);
cvec *yang_cvec_get(yang_stmt *ys);
@ -271,7 +272,6 @@ int yang_stats(yang_stmt *y, enum rfc_6020 keyw, uint64_t *nrp, size_t *s
/* Other functions */
yang_stmt *yspec_new(void);
yang_stmt *ys_new(enum rfc_6020 keyw);
yang_stmt *yse_new(enum rfc_6020 keyw);
yang_stmt *ys_prune(yang_stmt *yp, int i);
int ys_prune_self(yang_stmt *ys);
int ys_free1(yang_stmt *ys, int self);

1
lib/clixon/clixon_yang_parse_lib.h
View file

@ -57,6 +57,7 @@ int yang_file_find_match(clixon_handle h, const char *module, const char
yang_stmt *yang_parse_filename(clixon_handle h, const char *filename, yang_stmt *ysp);
yang_stmt *yang_parse_module(clixon_handle h, const char *module, const char *revision, yang_stmt *yspec, char *origname);
int yang_parse_post(clixon_handle h, yang_stmt *yspec, int modmin);
int yang_parse_optimize_uses(clixon_handle h, yang_stmt *yspec);
int yang_spec_parse_module(clixon_handle h, const char *module,
const char *revision, yang_stmt *yspec);
yang_stmt *yang_parse_str(char *str, const char *name, yang_stmt *yspec);

6
lib/src/clixon_validate_minmax.c
View file

@ -796,17 +796,11 @@ xml_yang_validate_minmax(cxobj *xt,
goto fail;
if (presence && keyw == Y_CONTAINER &&
yang_find(y, Y_PRESENCE, NULL) == NULL){
yang_stmt *yc;
int inext;
inext = 0;
while ((yc = yn_iter(y, &inext)) != NULL) {
if ((ret = xml_yang_validate_minmax(x, presence, xret)) < 0)
goto done;
if (ret == 0)
goto fail;
}
}
yprev = y;
}
}

225
lib/src/clixon_yang.c
View file

@ -86,7 +86,7 @@
#include "clixon_yang_cardinality.h"
#include "clixon_yang_type.h"
#include "clixon_yang_schema_mount.h"
#include "clixon_yang_internal.h" /* internal included by this file only, not API*/
#include "clixon_yang_internal.h" /* internal included by this file only, not API */
#ifdef XML_EXPLICIT_INDEX
static int yang_search_index_extension(clixon_handle h, yang_stmt *yext, yang_stmt *ys);
@ -255,6 +255,41 @@ yang_argument_set(yang_stmt *ys,
return 0;
}
/*! Get original back-pointer if node is grouping or augmented
*
* Defined only if this statement was created as part of a uses/grouping or augment expansion
* @param[in] ys Yang statement node
* @retval y0 Original yang statement node
* @retval NULL Not part of grouping
*/
yang_stmt *
yang_orig_get(yang_stmt *ys)
{
if (ys->ys_orig)
assert(ys->ys_orig->ys_orig == NULL);
return ys->ys_orig;
}
/*! Set original back-pointer if any
*
* Will recursively evaluate to set to original node in case of chain of groupings
* @param[in] ys Yang statement node
* @param[in] y0 Original yang statement node
* @retval NULL Not part of grouping
*/
int
yang_orig_set(yang_stmt *ys,
yang_stmt *y0)
{
if (y0->ys_orig){
assert(y0->ys_orig->ys_orig == NULL);
yang_orig_set(ys, y0->ys_orig);
}
else
ys->ys_orig = y0;
return 0;
}
/*! Get yang statement CLIgen variable
*
* See comment under ys_cv for how this is used
@ -449,7 +484,7 @@ yang_when_xpath_get(yang_stmt *ys)
{
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if ((ys->ys_flags & YANG_FLAG_EXTENDED) == 0x0)
if ((ys->ys_flags & YANG_FLAG_WHEN) == 0x0)
return NULL;
else
return yse->yse_when_xpath;
@ -475,8 +510,8 @@ yang_when_xpath_set(yang_stmt *ys,
clixon_err(OE_YANG, EINVAL, "xpath is NULL");
goto done;
}
if ((ys->ys_flags & YANG_FLAG_EXTENDED) == 0x0){
clixon_err(OE_YANG, EINVAL, "Yang node %s %s must have flag YANG_FLAG_EXTENDED for this operation",
if ((ys->ys_flags & YANG_FLAG_WHEN) == 0x0){
clixon_err(OE_YANG, EINVAL, "Yang node %s %s must have flag YANG_FLAG_WHEN for this operation",
yang_key2str(ys->ys_keyword), ys->ys_argument);
goto done;
}
@ -502,7 +537,7 @@ yang_when_nsc_get(yang_stmt *ys)
{
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if ((ys->ys_flags & YANG_FLAG_EXTENDED) == 0x0)
if ((ys->ys_flags & YANG_FLAG_WHEN) == 0x0)
return NULL;
else
return yse->yse_when_nsc;
@ -524,8 +559,8 @@ yang_when_nsc_set(yang_stmt *ys,
int retval = -1;
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if ((ys->ys_flags & YANG_FLAG_EXTENDED) == 0x0){
clixon_err(OE_YANG, EINVAL, "Yang node %s %s must have flag YANG_FLAG_EXTENDED for this operation",
if ((ys->ys_flags & YANG_FLAG_WHEN) == 0x0){
clixon_err(OE_YANG, EINVAL, "Yang node %s %s must have flag YANG_FLAG_WHEN for this operation",
yang_key2str(ys->ys_keyword), ys->ys_argument);
return -1;
}
@ -609,7 +644,6 @@ yang_linenum_set(yang_stmt *ys,
void *
yang_typecache_get(yang_stmt *ys)
{
// assert(ys->ys_keyword == Y_TYPE);
return ys->ys_typecache;
}
@ -623,7 +657,6 @@ int
yang_typecache_set(yang_stmt *ys,
void *ycache)
{
// assert(ys->ys_keyword == Y_TYPE);
ys->ys_typecache = ycache;
return 0;
}
@ -637,12 +670,7 @@ yang_typecache_set(yang_stmt *ys,
yang_stmt*
yang_mymodule_get(yang_stmt *ys)
{
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if ((ys->ys_flags & YANG_FLAG_EXTENDED) == 0x0)
return NULL;
else
return yse->yse_mymodule;
return ys->ys_mymodule;
}
/*! Set mymodule
@ -651,19 +679,13 @@ yang_mymodule_get(yang_stmt *ys)
* @param[in] ys YANG statement
* @param[in] ymod YANG module
* @retval 0 OK
* @retval -1 Error
*/
int
yang_mymodule_set(yang_stmt *ys,
yang_stmt *ym)
{
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if ((ys->ys_flags & YANG_FLAG_EXTENDED) == 0x0){
clixon_err(OE_YANG, EINVAL, "Yang node %s %s must have flag YANG_FLAG_EXTENDED for this operation",
yang_key2str(ys->ys_keyword), ys->ys_argument);
return -1;
}
yse->yse_mymodule = ym;
ys->ys_mymodule = ym;
return 0;
}
@ -698,7 +720,7 @@ yang_stats_one(yang_stmt *ys,
size_t sz = 0;
yang_type_cache *yc;
if (yang_flag_get(ys, YANG_FLAG_EXTENDED) == 0x0)
if (yang_flag_get(ys, YANG_FLAG_WHEN) == 0x0)
sz += sizeof(struct yang_stmt_extended);
else
sz += sizeof(struct yang_stmt);
@ -707,7 +729,7 @@ yang_stats_one(yang_stmt *ys,
sz += strlen(ys->ys_argument) + 1;
if (ys->ys_cvec)
sz += cvec_size(ys->ys_cvec);
if (yang_flag_get(ys, YANG_FLAG_EXTENDED) != 0x0) {
if (yang_flag_get(ys, YANG_FLAG_WHEN) != 0x0) {
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if (yse->yse_when_xpath)
sz += strlen(yse->yse_when_xpath) + 1;
@ -837,18 +859,7 @@ ys_new_sz(enum rfc_6020 keyw,
yang_stmt *
ys_new(enum rfc_6020 keyw)
{
size_t sz;
yang_stmt *ys;
if (keyw == Y_UNKNOWN)
sz = sizeof(struct yang_stmt_extended);
else
sz = sizeof(*ys);
if ((ys = ys_new_sz(keyw, sz)) != NULL &&
keyw == Y_UNKNOWN){
yang_flag_set(ys, YANG_FLAG_EXTENDED);
}
return ys;
return ys_new_sz(keyw, sizeof(struct yang_stmt));
}
/*! Create new extended yang node/statement
@ -857,13 +868,13 @@ ys_new(enum rfc_6020 keyw)
* @retval ys New yang-stmt. Free with ys_free()
* @retval NULL Error
*/
yang_stmt *
static yang_stmt *
yse_new(enum rfc_6020 keyw)
{
yang_stmt *ys;
if ((ys = ys_new_sz(keyw, sizeof(struct yang_stmt_extended))) != NULL)
yang_flag_set(ys, YANG_FLAG_EXTENDED);
yang_flag_set(ys, YANG_FLAG_WHEN);
return ys;
}
@ -899,7 +910,7 @@ ys_free1(yang_stmt *ys,
free(ys->ys_argument);
ys->ys_argument = NULL;
}
if (yang_flag_get(ys, YANG_FLAG_EXTENDED) != 0x0) {
if (yang_flag_get(ys, YANG_FLAG_WHEN) != 0x0) {
yang_stmt_extended *yse = (yang_stmt_extended *)ys;
if (yse->yse_when_xpath)
free(yse->yse_when_xpath);
@ -1067,22 +1078,77 @@ yn_realloc(yang_stmt *yn)
return 0;
}
#ifdef YANG_ORIG_PTR_SKIP
/*! Return 1 if yang stmt should be skipped in derived trees
*
* @param[in] keyword YANG keyword
* @retval 1 Yes, use orig-ptr if exists to fetch original object
* @retval 0 No, use existing object
* Comments includes for:
* - nodes that could not be skipped and the failed test
* - nodes that have children in turn
*/
static int
uses_orig_ptr(enum rfc_6020 keyword)
{
return
// keyword == Y_CONFIG // NO (test_openconfig.sh)
// keyword == Y_DEFAULT // NO (test_augment.sh)
keyword == Y_DESCRIPTION
|| keyword == Y_ENUM // children
|| keyword == Y_ERROR_APP_TAG
|| keyword == Y_ERROR_MESSAGE
|| keyword == Y_FRACTION_DIGITS
// || keyword == Y_KEY // NO
|| keyword == Y_LENGTH // children
|| keyword == Y_MANDATORY
|| keyword == Y_MAX_ELEMENTS
|| keyword == Y_MIN_ELEMENTS
|| keyword == Y_MODIFIER
|| keyword == Y_ORDERED_BY
|| keyword == Y_PATH
|| keyword == Y_PATTERN // children
|| keyword == Y_POSITION
|| keyword == Y_PREFIX
|| keyword == Y_PRESENCE
|| keyword == Y_RANGE // children
|| keyword == Y_REQUIRE_INSTANCE
|| keyword == Y_STATUS
|| keyword == Y_UNIQUE
|| keyword == Y_UNITS
|| keyword == Y_UNKNOWN
|| keyword == Y_VALUE
|| keyword == Y_YIN_ELEMENT
;
}
#endif /* YANG_ORIG_PTR_SKIP */
/*! Copy single yang statement no children
*
* @param[in] ynew New empty (but created) yang statement (to)
* @param[in] yold Old existing yang statement (from)
* @retval 0 OK
* @retval -1 Error
* @code
* yang_stmt *new = ys_new(Y_LEAF);
* if (ys_cp_one(new, old) < 0)
* err;
* @endcode
* @see ys_cp for recursive copy
*/
int
ys_cp_one(yang_stmt *ynew,
yang_stmt *yold)
{
int retval = -1;
char *xpath;
cvec *cvv;
cg_var *cvn;
cg_var *cvo;
size_t sz;
if (yang_flag_get(yold, YANG_FLAG_EXTENDED) != 0x0)
sz = sizeof(struct yang_stmt_extended);
else
sz = sizeof(*yold);
memcpy(ynew, yold, sz);
yang_flag_reset(ynew, YANG_FLAG_WHEN); /* Dont inherit WHENs */
ynew->ys_parent = NULL;
if (yold->ys_stmt)
if ((ynew->ys_stmt = calloc(yold->ys_len, sizeof(yang_stmt *))) == NULL){
@ -1121,14 +1187,6 @@ ys_cp_one(yang_stmt *ynew,
default:
break;
}
if ((xpath = yang_when_xpath_get(yold)) != NULL){
if (yang_when_xpath_set(ynew, xpath) < 0)
goto done;
}
if ((cvv = yang_when_nsc_get(yold)) != NULL){
if (yang_when_nsc_set(ynew, cvv) < 0)
goto done;
}
retval = 0;
done:
return retval;
@ -1153,20 +1211,23 @@ ys_cp(yang_stmt *ynew,
{
int retval = -1;
int i;
int j;
yang_stmt *ycn; /* new child */
yang_stmt *yco; /* old child */
if (ys_cp_one(ynew, yold) < 0)
goto done;
for (i=0; i<ynew->ys_len; i++){
for (i=0,j=0; i<yold->ys_len; i++){
yco = yold->ys_stmt[i];
if (yang_flag_get(yco, YANG_FLAG_EXTENDED) != 0x0){
if ((ycn = yse_dup(yco)) == NULL)
goto done;
#ifdef YANG_ORIG_PTR_SKIP
if (uses_orig_ptr(yang_keyword_get(yco))) {
ynew->ys_len--;
continue;
}
else if ((ycn = ys_dup(yco)) == NULL)
#endif
if ((ycn = ys_dup(yco)) == NULL)
goto done;
ynew->ys_stmt[i] = ycn;
ynew->ys_stmt[j++] = ycn;
ycn->ys_parent = ynew;
}
retval = 0;
@ -1202,18 +1263,37 @@ ys_dup(yang_stmt *old)
/*! Create a new extdended yang node and copy the contents recursively from the original.
*/
yang_stmt *
yse_dup(yang_stmt *old)
yse_dup(yang_stmt *yold)
{
yang_stmt *nw;
yang_stmt *ynew;
char *xpath;
cvec *cvv;
if ((nw = yse_new(old->ys_keyword)) == NULL)
if ((ynew = yse_new(yold->ys_keyword)) == NULL)
return NULL;
if (ys_cp(nw, old) < 0){
ys_free(nw);
if (ys_cp(ynew, yold) < 0){
ys_free(ynew);
return NULL;
}
yang_flag_set(nw, YANG_FLAG_EXTENDED);
return nw;
yang_flag_set(ynew, YANG_FLAG_WHEN);
if (yang_flag_get(yold, YANG_FLAG_WHEN) != 0x0) {
if ((xpath = yang_when_xpath_get(yold)) != NULL){
if (yang_when_xpath_set(ynew, xpath) < 0)
goto done;
}
if ((cvv = yang_when_nsc_get(yold)) != NULL){
if (yang_when_nsc_set(ynew, cvv) < 0)
goto done;
}
}
ok:
return ynew;
done:
if (ynew){
ys_free(ynew);
ynew = NULL;
}
goto ok;
}
/*! Replace yold with ynew (insert ynew at the exact place of yold). Keep yold pointer as-is.
@ -1340,7 +1420,14 @@ yang_find(yang_stmt *yn,
char *name;
yang_stmt *yspec;
yang_stmt *ym;
#ifdef YANG_ORIG_PTR_SKIP
yang_stmt *yorig;
if ((yorig = yang_orig_get(yn)) != NULL) {
if (uses_orig_ptr(keyword))
return yang_find(yorig, keyword, argument);
}
#endif
for (i=0; i<yn->ys_len; i++){
ys = yn->ys_stmt[i];
if (keyword == 0 || ys->ys_keyword == keyword){
@ -1368,7 +1455,6 @@ yang_find(yang_stmt *yn,
return yret?yret:yretsub;
}
/*! Find child data node with matching argument (container, leaf, list, leaf-list)
*
* @param[in] yn Yang node, current context node.
@ -2558,7 +2644,6 @@ ys_populate_list(clixon_handle h,
if ((ykey = yang_find(ys, Y_KEY, NULL)) == NULL)
return 0;
if ((cvv = yang_arg2cvec(ykey, " ")) == NULL)
return -1;
yang_cvec_set(ys, cvv);
@ -4202,6 +4287,12 @@ yang_sort_subelements(yang_stmt *ys)
#endif
}
/*! Init yang code
*
* @param[in] h Clixon handle
* @retval 0 OK
* @retval -1 Error
*/
int
yang_init(clixon_handle h)
{

28
lib/src/clixon_yang_internal.h
View file

@ -110,7 +110,14 @@ struct yang_stmt {
Y_UNIQUE: vector of descendant schema node ids
# Y_UNKNOWN: app-dep: yang-mount-points
*/
union { /* depends on ys_keyword */
yang_stmt *ys_mymodule; /* Shortcut to "my" module. Used by:
* 1) Augmented nodes "belong" to the module where the
* augment is declared, which may be different from
* the direct ancestor module
* 2) Unknown nodes "belong" to where the extension is
* declared */
yang_stmt *ys_orig; /* Pointer to original (for uses/augment copies) */
union { /* Depends on ys_keyword */
rpc_callback_t *ysu_action_cb; /* Y_ACTION: Action callback list*/
char *ysu_filename; /* Y_MODULE/Y_SUBMODULE: For debug/errors: filename */
yang_type_cache *ysu_typecache; /* Y_TYPE: cache all typedef data except unions */
@ -121,6 +128,8 @@ struct yang_stmt {
/*! An extended yang struct for use of extra fields that consumes more memory
*
* See end of struct. The fields that fit here are extended only fot the original object.,
* they may not be copied. Currently only tow WHEN fields.
* Cannot fit this into the ysu union because keyword is unknown (or at least a set)
* @see struct yang_stmt for the original struct
* @note First part of this struct MUST resemble yang_stmt fields (in memory).
@ -138,6 +147,13 @@ struct yang_stmt_extended {
char *ys_argument; /* String / argument depending on keyword */
cg_var *yse_cv; /* cligen variable. See ys_populate() */
cvec *yse_cvec; /* List of stmt-specific variables */
yang_stmt *yse_mymodule; /* Shortcut to "my" module. Used by:
* 1) Augmented nodes "belong" to the module where the
* augment is declared, which may be different from
* the direct ancestor module
* 2) Unknown nodes "belong" to where the extension is
* declared */
yang_stmt *yse_orig; /* Pointer to original (for uses/augment copies) */
union { /* depends on ys_keyword */
rpc_callback_t *ysu_action_cb; /* Y_ACTION: Action callback list*/
char *ysu_filename; /* Y_MODULE/Y_SUBMODULE: For debug/errors: filename */
@ -145,16 +161,12 @@ struct yang_stmt_extended {
int ysu_ref; /* Y_SPEC: Reference count for free: 0 means
* no sharing, 1: two references */
} ue;
/* Following fields could be extended only for unknown, grouped and augmented nodes
/* The following fields are only in extended
* -----------------------------------------
*/
char *yse_when_xpath; /* Special conditional for a "when"-associated augment/uses XPath */
cvec *yse_when_nsc; /* Special conditional for a "when"-associated augment/uses namespace ctx */
yang_stmt *yse_mymodule; /* Shortcut to "my" module. Used by:
* 1) Augmented nodes "belong" to the module where the
* augment is declared, which may be different from
* the direct ancestor module
* 2) Unknown nodes "belong" to where the extension is
* declared */
};
typedef struct yang_stmt_extended yang_stmt_extended;

2
lib/src/clixon_yang_module.c
View file

@ -614,7 +614,7 @@ yang_stmt *
yang_find_module_by_namespace(yang_stmt *yspec,
char *ns)
{
yang_stmt *ymod;
yang_stmt *ymod = NULL;
int inext;
if (ns == NULL)

89
lib/src/clixon_yang_parse_lib.c
View file

@ -204,6 +204,36 @@ ys_grouping_resolve(yang_stmt *yuses,
return retval;
}
/*! Recursively add pointer from derived node to original grouping
*
* Cannot use yang_apply since one needs to traverse two trees simultaneously
* @param[in] yp0 Original statement
* @param[in] yp1 Instantiated statement
* @retval 0 Ok
* @retval -1 Error
*/
static int
ys_add_orig_ptr(yang_stmt *yp0,
yang_stmt *yp1)
{
int retval = -1;
yang_stmt *y0;
yang_stmt *y1;
int inext;
inext = 0;
while ((y1 = yn_iter(yp1, &inext)) != NULL) {
if ((y0 = yang_find(yp0, yang_keyword_get(y1), yang_argument_get(y1))) == NULL)
continue;
yang_orig_set(y1, y0);
if (ys_add_orig_ptr(y0, y1) < 0)
goto done;
}
retval = 0;
done:
return retval;
}
/*! This is an augment node, augment the original datamodel.
*
* @param[in] h Clicon handle
@ -233,8 +263,8 @@ yang_augment_node(clixon_handle h,
yang_stmt *yc0;
yang_stmt *yc;
yang_stmt *ymod;
yang_stmt *ywhen;
char *wxpath = NULL; /* xpath of when statement */
yang_stmt *ywhen = NULL;
char *wxpath; /* xpath of when statement */
cvec *wnsc = NULL; /* namespace context of when statement */
enum rfc_6020 targetkey;
enum rfc_6020 childkey;
@ -356,13 +386,27 @@ yang_augment_node(clixon_handle h,
default:
break;
}
/* If expanded by uses / when */
if (yang_flag_get(yc0, YANG_FLAG_WHEN) != 0x0){
if ((yc = yse_dup(yc0)) == NULL)
goto done;
}
/* If augment when */
else if (ywhen) {
if ((yc = yse_dup(yc0)) == NULL) /* Extended */
goto done;
}
else if ((yc = ys_dup(yc0)) == NULL)
goto done;
#ifdef YANG_GROUPING_AUGMENT_SKIP
/* cornercase: always expand uses under augment */
yang_flag_reset(yc, YANG_FLAG_GROUPING);
#endif
yang_mymodule_set(yc, ymod);
/* Add backpointer to orig. */
yang_orig_set(yc, yc0);
if (ys_add_orig_ptr(yc0, yc) < 0)
goto done;
if (yn_insert(ytarget, yc) < 0)
goto done;
/* If there is an associated when statement, add a special when struct to the yang
@ -602,7 +646,7 @@ yang_expand_uses_node(yang_stmt *yn,
goto done;
}
/* Find when statement, if present */
if ((ywhen = yang_find(ys, Y_WHEN, NULL)) != NULL){
if ((ywhen = yang_find(ys, Y_WHEN, NULL)) != NULL) {
wxpath = yang_argument_get(ywhen);
if (xml_nsctx_yang(ywhen, &wnsc) < 0)
goto done;
@ -613,7 +657,6 @@ yang_expand_uses_node(yang_stmt *yn,
*/
if ((ygrouping2 = ys_new(ygrouping->ys_keyword)) == NULL)
goto done;
/* Use yse_new() etc for ygrouping2 CHILDREN IF ywhen is set */
if (ys_cp_one(ygrouping2, ygrouping) < 0){
ys_free(ygrouping2);
goto done;
@ -625,7 +668,7 @@ yang_expand_uses_node(yang_stmt *yn,
for (i=0; i<ygrouping2->ys_len; i++){
yco = ygrouping->ys_stmt[i];
if (ywhen != NULL){
if (ywhen != NULL) {
if ((ycn = yse_dup(yco)) == NULL)
goto done;
}
@ -699,6 +742,9 @@ yang_expand_uses_node(yang_stmt *yn,
/* Note: prune here to make dangling again after while loop */
if (ys_prune_self(ygrouping2) < 0)
goto done;
/* Add backpointer to orig. */
if (ys_add_orig_ptr(ygrouping, ygrouping2) < 0)
goto done;
/* Then copy and insert each child element from ygrouping2 to yn */
k=0;
for (j=0; j<yang_len_get(ygrouping2); j++){
@ -1588,6 +1634,39 @@ yang_parse_post(clixon_handle h,
return retval;
}
/*! Optimize yang-stmt parse-tree by recursively removing USES stmt in derived trees
*
* @param[in] h Clixon handle
* @param[in] yspec Yang spec tree
* @retval 0 OK
* @retval -1 Error
* @note This must be done after yang_parse_post (and yang2cli calls if CLI).
*/
int
yang_parse_optimize_uses(clixon_handle h,
yang_stmt *yt)
{
int retval = -1;
yang_stmt *ys;
int i;
/* Dont increment due to prune in loop */
for (i=0; i<yang_len_get(yt); ){
ys = yang_child_i(yt, i);
if (yang_orig_get(ys) && yang_keyword_get(ys) == Y_USES){
ys_prune(yt, i);
ys_free(ys);
continue;
}
if (yang_parse_optimize_uses(h, ys) < 0)
goto done;
i++;
}
retval = 0;
done:
return retval;
}
/*! Parse yang specification and its dependencies recursively given module
*
* @param[in] h clicon handle

9
test/test_client.sh
View file

@ -166,14 +166,7 @@ new "Check entries"
expectpart "$(curl $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/clixon-client:table -H 'Accept: application/yang-data+xml')" 0 "HTTP/$HVER 200" "$XML"
new "Run $app"
# Extra test for some archs, eg ubuntu 18 that have problems with:
# Sorry, user <user> is not allowed to execute as <user>:clicon on <arch>
sudo -g ${CLICON_GROUP} $clixon_netconf 2> /dev/null
if [ $? -eq 0 ]; then
expectpart "$(sudo -g ${CLICON_GROUP} $app)" 0 '^42$'
else
expectpart "$($app)" 0 '^42$'
fi
expectpart "$(sudo -g ${CLICON_GROUP} $app)" 0 '^42$'
if [ $RC -ne 0 ]; then
new "Kill restconf daemon"