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* Restructured and extended <stats> rpc to schema mountpoints

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* New revision of clixon-lib.yang
* CLI: Added `show statistics` example code for backend and CLI memory stats
This commit is contained in:
Olof hagsand 2023-05-05 17:43:03 +02:00
parent a0df12134a
commit b6116261a3
11 changed files with 285 additions and 60 deletions
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72
lib/src/clixon_yang_schema_mount.c
View file

@ -58,6 +58,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <inttypes.h>
#include <limits.h>
#include <string.h>
#include <sys/param.h>
@ -209,7 +210,7 @@ yang_mount_set(yang_stmt *yu,
*
* @param[in] h Clixon handle
* @param[in] x XML moint-point node
* @param[out] vallevel Do or dont do full RFC 7950 validation
* @param[out] vallevel Do or dont do full RFC 7950 validation if given
* @param[out] yspec YANG stmt spec
* @retval 1 x is a mount-point: yspec may be set
* @retval 0 x is not a mount point
@ -505,6 +506,75 @@ yang_schema_mount_statedata(clicon_handle h,
goto done;
}
/*! Statistics about mountpoints
* @see yang_schema_mount_statedata
*/
int
yang_schema_mount_statistics(clicon_handle h,
cxobj *xt,
int modules,
cbuf *cb)
{
int retval = -1;
cvec *cvv = NULL;
cg_var *cv;
cxobj *xmp; /* xml mount-point */
yang_stmt *yspec;
yang_stmt *ym;
int ret;
char *xpath;
uint64_t nr;
size_t sz;
if ((cvv = cvec_new(0)) == NULL){
clicon_err(OE_UNIX, errno, "cvec_new");
goto done;
}
if (xml_apply(xt, CX_ELMNT, find_schema_mounts, cvv) < 0)
goto done;
cv = NULL;
while ((cv = cvec_each(cvv, cv)) != NULL) {
if ((xmp = cv_void_get(cv)) == NULL)
continue;
if ((ret = xml_yang_mount_get(h, xmp, NULL, &yspec)) < 0)
goto done;
if (ret == 0)
continue;
if (xml2xpath(xmp, NULL, 1, 0, &xpath) < 0)
goto done;
cprintf(cb, "<module-set><name>mountpoint: ");
xml_chardata_cbuf_append(cb, xpath);
cprintf(cb, "</name>");
nr = 0; sz = 0;
if (yang_stats(yspec, &nr, &sz) < 0)
goto done;
cprintf(cb, "<nr>%" PRIu64 "</nr><size>%zu</size>", nr, sz);
if (modules){
ym = NULL;
while ((ym = yn_each(yspec, ym)) != NULL) {
cprintf(cb, "<module><name>%s</name>", yang_argument_get(ym));
nr = 0; sz = 0;
if (yang_stats(ym, &nr, &sz) < 0)
goto done;
cprintf(cb, "<nr>%" PRIu64 "</nr><size>%zu</size>", nr, sz);
cprintf(cb, "</module>");
}
}
cprintf(cb, "</module-set>");
if (xpath){
free(xpath);
xpath = NULL;
}
}
retval = 0;
done:
if (xpath)
free(xpath);
if (cvv)
cvec_free(cvv);
return retval;
}
/*! Get yanglib from user plugin callback, parse it and mount it
*
* @param[in] h Clixon handle