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Re-added shared yang mounts

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YANG: de-dperecated CLICON_YANG_SCHEMA_MOUNT_SHARE
This commit is contained in:
Olof hagsand 2024-10-06 11:39:32 +02:00
parent f0bd103e79
commit 5ebc5a2219
5 changed files with 101 additions and 28 deletions
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65
lib/src/clixon_yang_schema_mount.c
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@ -703,6 +703,65 @@ yang_schema_mount_statedata(clixon_handle h,
goto done;
}
/*! Given xml mount-point and yanglib, find existing yspec
*
* Get and loop through all XML from xt mount-points.
* Get xyanglib and if equal to xt, find and return yspec
* @param[in] h Clixon handle
* @param[in] xt XML tree node
* @param[in] xyanglib yanglib in XML
* @param[out] yspecp Yang spec
* @retval 0 OK
* @retval -1 Error
*/
static int
yang_schema_find_share(clixon_handle h,
cxobj *xt,
cxobj *xyanglib,
yang_stmt **yspecp)
{
int retval = -1;
cvec *cvv = NULL;
cg_var *cv;
cxobj *xroot;
cxobj *xmnt;
cxobj *xylib;
int config = 1;
int ret;
xroot = xml_root(xt);
/* Get all XML mtpoints */
if (yang_mount_xtop2xmnt(xroot, &cvv) < 0)
goto done;
/* Loop through XML mount-points */
cv = NULL;
while ((cv = cvec_each(cvv, cv)) != NULL) {
xmnt = cv_void_get(cv);
if (xmnt == xt)
continue;
xylib = NULL;
/* Get xyanglib */
if (clixon_plugin_yang_mount_all(h, xmnt, &config, NULL, &xylib) < 0)
goto done;
if (xylib == NULL)
continue;
/* Check if equal */
if (xml_tree_equal(xyanglib, xylib) == 1)
continue;
/* Find and return yspec */
*yspecp = NULL;
if ((ret = xml_yang_mount_get(h, xmnt, NULL, NULL, yspecp)) < 0)
goto done;
if (ret == 1 && *yspecp != NULL)
break;
}
retval = 0;
done:
if (cvv)
cvec_free(cvv);
return retval;
}
/*! Get yanglib from user plugin callback, parse it and mount it
*
* Optionally check for shared yspec
@ -755,7 +814,11 @@ yang_schema_yanglib_parse_mount(clixon_handle h,
if ((ydomain = ydomain_new(h, domain)) == NULL)
goto done;
}
yspec0 = yang_find(ydomain, Y_SPEC, domain); // XXX name?
/* Optimization: find equal yspec from other mount-point */
if (clicon_option_bool(h, "CLICON_YANG_SCHEMA_MOUNT_SHARE")) {
if (yang_schema_find_share(h, xt, xyanglib, &yspec0) < 0)
goto done;
}
if ((yspec1 = yspec_new_shared(h, xpath, domain, yspec0)) < 0)
goto done;
/* Either yspec0 = NULL and yspec1 is new, or yspec0 == yspec1 != NULL (shared) */