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List pagination: Added where and direction parameter for configured data

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This commit is contained in:
Olof hagsand 2024-07-16 15:33:09 +02:00
parent 36f3c95768
commit 05c881dc39
6 changed files with 159 additions and 91 deletions
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2
CHANGELOG.md
View file

@ -16,7 +16,7 @@ Expected: October 2024
### Features ### Features
* List pagination: added sort-by parameter * List pagination: Added where, sort-by and direction parameter for configured data
### C/CLI-API changes on existing features ### C/CLI-API changes on existing features

178
apps/backend/backend_get.c
View file

@ -435,7 +435,8 @@ get_nacm_and_reply(clixon_handle h,
/*! Help function for parsing restconf query parameter and setting netconf attribute /*! Help function for parsing restconf query parameter and setting netconf attribute
* *
* If not "unbounded", parse and set a numeric value * Parse and set a uint32 numeric value,
* Accept also a default string (such as none/unbounded) which sets value to 0
* @param[in] h Clixon handle * @param[in] h Clixon handle
* @param[in] name Name of attribute * @param[in] name Name of attribute
* @param[in] defaultstr Default string which is accepted and sets value to 0 * @param[in] defaultstr Default string which is accepted and sets value to 0
@ -514,7 +515,14 @@ list_pagination_hdr(clixon_handle h,
* @retval -1 Error * @retval -1 Error
* @note pagination uses appending xpath with predicate, eg [position()<limit], this may not work * @note pagination uses appending xpath with predicate, eg [position()<limit], this may not work
* if there is an existing predicate * if there is an existing predicate
* XXX Lots of this code (in particular at the end) is copy of get_common * XXX Reuse code with get_common
* From draft-ietf-netconf-list-pagination-04.txt 3.1:
The order is as follows: a server first processes the "where"
parameter (see Section 3.1.1), then the "sort-by" parameter (see
Section 3.1.2), then the "direction" parameter (see Section 3.1.4),
and either a combination of the "offset" parameter (see
Section 3.1.5) or the "cursor" parameter (see Section 3.1.6), and
lastly "the "limit" parameter (see Section 3.1.7).
*/ */
static int static int
get_list_pagination(clixon_handle h, get_list_pagination(clixon_handle h,
@ -534,25 +542,26 @@ get_list_pagination(clixon_handle h,
int retval = -1; int retval = -1;
uint32_t offset = 0; uint32_t offset = 0;
uint32_t limit = 0; uint32_t limit = 0;
cbuf *cbpath = NULL; uint32_t upper;
int list_config; int list_config;
yang_stmt *ylist; yang_stmt *ylist;
cxobj *xerr = NULL; cxobj *xerr = NULL;
cbuf *cbmsg = NULL; /* For error msg */ cbuf *cbmsg = NULL; /* For error msg */
cxobj *xret = NULL; cxobj *xret = NULL;
char *xpath2; /* With optional pagination predicate */
uint32_t iddb; /* DBs lock, if any */ uint32_t iddb; /* DBs lock, if any */
int locked; int locked;
cbuf *cberr = NULL; cbuf *cberr = NULL;
cxobj **xvec = NULL; cxobj **xvec = NULL;
size_t xlen; size_t xlen;
int ret;
cxobj *x; cxobj *x;
cxobj *xj;
cxobj *xp;
char *sort_by = NULL; char *sort_by = NULL;
#ifdef NOTYET
char *direction = NULL; char *direction = NULL;
char *where = NULL; char *where = NULL;
#endif int i;
int j;
int ret;
if (cbret == NULL){ if (cbret == NULL){
clixon_err(OE_PLUGIN, EINVAL, "cbret is NULL"); clixon_err(OE_PLUGIN, EINVAL, "cbret is NULL");
@ -593,65 +602,43 @@ get_list_pagination(clixon_handle h,
goto ok; goto ok;
} }
} }
if ((ret = list_pagination_hdr(h, xe, &offset, &limit, cbret)) < 0) /* first processes the "where" parameter (see Section 3.1.1) */
goto done; if ((x = xml_find_type(xe, NULL, "where", CX_ELMNT)) != NULL &&
#ifdef NOTYET (where = xml_body(x)) != NULL){
/* direction */ if (strcmp(where, "unfiltered") == 0)
if (ret && (x = xml_find_type(xe, NULL, "direction", CX_ELMNT)) != NULL){ where = NULL;
direction = xml_body(x); }
if (strcmp(direction, "forward") != 0 && strcmp(direction, "reverse") != 0){ /* then the "sort-by" parameter (see Section 3.1.2) */
if ((x = xml_find_type(xe, NULL, "sort-by", CX_ELMNT)) != NULL){
sort_by = xml_body(x);
if (strcmp(sort_by, "none") == 0)
sort_by = NULL;
}
/* then the "direction" parameter (see Section 3.1.4) */
if ((x = xml_find_type(xe, NULL, "direction", CX_ELMNT)) != NULL &&
(direction = xml_body(x)) != NULL) {
if (strcmp(direction, "forwards") != 0 && strcmp(direction, "backwards") != 0){
if (netconf_bad_attribute(cbret, "application", if (netconf_bad_attribute(cbret, "application",
"direction", "Unrecognized value of direction attribute") < 0) "direction", "Unrecognized value of direction attribute") < 0)
goto done; goto done;
goto ok; goto ok;
} }
if (strcmp(direction, "forwards") == 0)
direction = NULL;
} }
/* where */ /* the "offset" parameter (see Section 3.1.5) or
if (ret && (x = xml_find_type(xe, NULL, "where", CX_ELMNT)) != NULL) NYI: the "cursor" parameter (see Section 3.1.6)
where = xml_body(x); lastly "the "limit" parameter (see Section 3.1.7) */
#endif /* NOTYET */ if ((ret = list_pagination_hdr(h, xe, &offset, &limit, cbret)) < 0)
/* sort-by */ goto done;
if (ret && (x = xml_find_type(xe, NULL, "sort-by", CX_ELMNT)) != NULL){
sort_by = xml_body(x);
if (strcmp(sort_by, "none") == 0)
sort_by = NULL;
}
if (ret == 0) if (ret == 0)
goto ok; goto ok;
/* Read config */ /* Read config */
switch (content){ switch (content){
case CONTENT_CONFIG: /* config data only */ case CONTENT_CONFIG: /* config data only */
case CONTENT_ALL: /* both config and state */ case CONTENT_ALL: /* both config and state */
/* Build a "predicate" cbuf /* Build a "predicate" cbuf */
* This solution uses xpath predicates to translate "limit" and "offset" to if ((ret = xmldb_get0(h, db, YB_MODULE, nsc, xpath?xpath:"/", 1, wdef, &xret, NULL, &xerr)) < 0) {
* relational operators <>.
*/
if ((cbpath = cbuf_new()) == NULL){
clixon_err(OE_UNIX, errno, "cbuf_new");
goto done;
}
/* This uses xpath. Maybe limit should use parameters */
if (xpath)
cprintf(cbpath, "%s", xpath);
else
cprintf(cbpath, "/");
#ifdef NOTYET
if (where)
cprintf(cbpath, "[%s]", where);
#endif
if (offset){
cprintf(cbpath, "[%u <= position()", offset);
if (limit)
cprintf(cbpath, " and position() < %u", limit+offset);
cprintf(cbpath, "]");
}
else if (limit)
cprintf(cbpath, "[position() < %u]", limit);
/* Append predicate to original xpath and replace it */
xpath2 = cbuf_get(cbpath);
/* specific xpath */
if ((ret = xmldb_get0(h, db, YB_MODULE, nsc, xpath2?xpath2:"/", 1, wdef, &xret, NULL, &xerr)) < 0) {
if ((cbmsg = cbuf_new()) == NULL){ if ((cbmsg = cbuf_new()) == NULL){
clixon_err(OE_UNIX, errno, "cbuf_new"); clixon_err(OE_UNIX, errno, "cbuf_new");
goto done; goto done;
@ -672,14 +659,12 @@ get_list_pagination(clixon_handle h,
goto done; goto done;
break; break;
}/* switch content */ }/* switch content */
switch (content){ /* Read state */
/* Read state */
switch (content){
case CONTENT_CONFIG: /* config data only */ case CONTENT_CONFIG: /* config data only */
break; break;
case CONTENT_ALL: /* both config and state */ case CONTENT_ALL: /* both config and state */
case CONTENT_NONCONFIG: /* state data only */ case CONTENT_NONCONFIG: /* state data only */
if (list_config == 0) if (list_config == 0) /* Special handling */
break; break;
if ((ret = get_statedata(h, xpath?xpath:"/", nsc, &xret)) < 0) if ((ret = get_statedata(h, xpath?xpath:"/", nsc, &xret)) < 0)
goto done; goto done;
@ -697,6 +682,75 @@ get_list_pagination(clixon_handle h,
goto done; goto done;
} }
if (list_config){ if (list_config){
/* first processes the "where" parameter (see Section 3.1.1) */
if (where){
if (xpath_vec(xret, nsc, "%s[%s]", &xvec, &xlen, xpath?xpath:"/", where) < 0)
goto done;
for (i=0; i<xlen; i++){
if ((x = xvec[i]) == NULL)
break;
xml_flag_set(x, XML_FLAG_MARK);
}
/* Remove everything that is not marked */
if (xml_tree_prune_flagged_sub(xret, XML_FLAG_MARK, 1, NULL) < 0)
goto done;
if (xml_apply(xret, CX_ELMNT, (xml_applyfn_t*)xml_flag_reset,
(void*)XML_FLAG_MARK) < 0)
goto done;
}
/* then the "sort-by" parameter (see Section 3.1.2) */
if (sort_by){
if ((x = xpath_first(xret, nsc, "%s", xpath?xpath:"/")) != NULL &&
(xp = xml_parent(x)) != NULL)
xml_sort_by(xp, sort_by); // XXX sort_by
}
/* then the "direction" parameter (see Section 3.1.4), != NULL means backwards */
if (direction &&
(x = xpath_first(xret, nsc, "%s", xpath?xpath:"/")) != NULL &&
(xp = xml_parent(x)) != NULL &&
(xvec = xml_childvec_get(xp)) != NULL){
j = xml_child_nr(xp);
for (i=0; i<j; i++){
x = xvec[i];
if (xml_type(x) != CX_ELMNT)
continue;
j--;
for (; j>i; j--){
xj = xvec[j];
if (xml_type(xj) == CX_ELMNT){
xvec[j] = x;
xvec[i] = xj;
}
break;
}
}
}
/* the "offset" parameter (see Section 3.1.5)
lastly "the "limit" parameter (see Section 3.1.7) */
if (xpath_vec(xret, nsc, "%s", &xvec, &xlen, xpath?xpath:"/") < 0)
goto done;
if (limit == 0)
upper = xlen;
else{
if ((upper = offset+limit) > xlen)
upper = xlen;
}
for (i=offset; i<upper; i++){
if ((x = xvec[i]) == NULL)
break;
xml_flag_set(x, XML_FLAG_MARK);
}
/* Remove everything that is not marked */
if (xml_tree_prune_flagged_sub(xret, XML_FLAG_MARK, 1, NULL) < 0)
goto done;
/* Clear flags */
if (xml_apply(xret, CX_ELMNT, (xml_applyfn_t*)xml_flag_reset,
(void*)XML_FLAG_MARK) < 0)
goto done;
if (xvec){
free(xvec);
xvec = NULL;
}
#ifdef LIST_PAGINATION_REMAINING #ifdef LIST_PAGINATION_REMAINING
/* Get total/remaining /* Get total/remaining
*/ */
@ -752,12 +806,6 @@ get_list_pagination(clixon_handle h,
/* Help function to filter out anything that is outside of xpath */ /* Help function to filter out anything that is outside of xpath */
if (filter_xpath_again(h, yspec, xret, xvec, xlen, xpath, nsc) < 0) if (filter_xpath_again(h, yspec, xret, xvec, xlen, xpath, nsc) < 0)
goto done; goto done;
if (sort_by){
cxobj *x, *xp;
if ((x = xpath_first(xret, nsc, "%s", xpath?xpath:"/")) != NULL &&
(xp = xml_parent(x)) != NULL)
xml_sort_by(xp, sort_by); // XXX sort_by
}
#ifdef LIST_PAGINATION_REMAINING #ifdef LIST_PAGINATION_REMAINING
/* Add remaining attribute Sec 3.1.5: /* Add remaining attribute Sec 3.1.5:
Any list or leaf-list that is limited includes, on the first element in the result set, Any list or leaf-list that is limited includes, on the first element in the result set,
@ -787,8 +835,6 @@ get_list_pagination(clixon_handle h,
free(xvec); free(xvec);
if (cbmsg) if (cbmsg)
cbuf_free(cbmsg); cbuf_free(cbmsg);
if (cbpath)
cbuf_free(cbpath);
if (xerr) if (xerr)
xml_free(xerr); xml_free(xerr);
if (cberr) if (cberr)

34
example/main/example_backend.c
View file

@ -649,23 +649,23 @@ example_pagination(void *h0,
pagination_data pd, pagination_data pd,
void *arg) void *arg)
{ {
int retval = -1; int retval = -1;
clixon_handle h = (clixon_handle)h0; clixon_handle h = (clixon_handle)h0;
int locked; int locked;
uint32_t offset; uint32_t offset;
uint32_t limit; uint32_t limit;
cxobj *xstate; cxobj *xstate;
cxobj **xvec = NULL; cxobj **xvec = NULL;
size_t xlen = 0; size_t xlen = 0;
int i; int i;
cxobj *xt = NULL; cxobj *xt = NULL;
yang_stmt *yspec = NULL; yang_stmt *yspec = NULL;
FILE *fp = NULL; FILE *fp = NULL;
cxobj *x1; cxobj *x1;
uint32_t lower; uint32_t lower;
uint32_t upper; uint32_t upper;
int ret; int ret;
cvec *nsc = NULL; cvec *nsc = NULL;
/* If -S is set, then read state data from file */ /* If -S is set, then read state data from file */
if (!_state || !_state_file) if (!_state || !_state_file)

4
test/README.md
View file

@ -17,7 +17,7 @@ to get the idea.
Most scripts are bash scripts using standard awk/sed etc. There is Most scripts are bash scripts using standard awk/sed etc. There is
also (at least one) expect script. also (at least one) expect script.
Note that some IETF yangs need to be available, by default these are in `/usr/local//share/yang/standard`. You can change this location with configure option `--with-yang-standard-dir=DIR` Note that some IETF yangs need to be available, by default these are in `/usr/local/share/yang/standard`. You can change this location with configure option `--with-yang-standard-dir=DIR`
See also the [site.sh](#site-sh) for example for skipping tests or setting some site-specific variables. See also the [site.sh](#site-sh) for example for skipping tests or setting some site-specific variables.
@ -40,7 +40,7 @@ To download the openconfig and yang models required for the tests:
Some tests require ssh and even sshd (eg test_netconf_ssh_callhome.sh), and requires generated host-keys: Some tests require ssh and even sshd (eg test_netconf_ssh_callhome.sh), and requires generated host-keys:
``` ```
# ssh-keygen -a # ssh-keygen -A
``` ```
## Continuous Integration ## Continuous Integration

2
test/example_social.sh
View file

@ -45,7 +45,7 @@ cat <<EOF > $fexample
key "member-id"; key "member-id";
description description
"List of members."; "List of members.";
ordered-by user;
leaf member-id { leaf member-id {
type string { type string {
length "1..80"; length "1..80";

30
test/test_pagination_extra.sh
View file

@ -218,20 +218,42 @@ fi
new "wait backend" new "wait backend"
wait_backend wait_backend
# new "A.3.5 The sort-by parameter" new "A.3.4.1. direction=forwards"
# 17, 13, 11, 7, 5, 3]
# Confusing: forwards means dont change order
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member[es:member-id='alice']/es:favorites/es:uint8-numbers\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><direction>forwards</direction></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id><favorites><uint8-numbers>17</uint8-numbers><uint8-numbers>13</uint8-numbers><uint8-numbers>11</uint8-numbers><uint8-numbers>7</uint8-numbers><uint8-numbers>5</uint8-numbers><uint8-numbers>3</uint8-numbers></favorites></member></members></data></rpc-reply>"
new "A.3.5.1.1. type is a leaf-list" new "A.3.4.2. direction=backwards"
# 3, 5, 7, 11, 13, 17]
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member[es:member-id='alice']/es:favorites/es:uint8-numbers\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><direction>backwards</direction></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id><favorites><uint8-numbers>3</uint8-numbers><uint8-numbers>5</uint8-numbers><uint8-numbers>7</uint8-numbers><uint8-numbers>11</uint8-numbers><uint8-numbers>13</uint8-numbers><uint8-numbers>17</uint8-numbers></favorites></member></members></data></rpc-reply>"
new "A.3.5.1.1. sort-by type is a leaf-list"
# 3,5,7,11,13,17 # 3,5,7,11,13,17
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member[es:member-id='alice']/es:favorites/es:uint8-numbers\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><sort-by>.</sort-by></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id><favorites><uint8-numbers>3</uint8-numbers><uint8-numbers>5</uint8-numbers><uint8-numbers>7</uint8-numbers><uint8-numbers>11</uint8-numbers><uint8-numbers>13</uint8-numbers><uint8-numbers>17</uint8-numbers></favorites></member></members></data></rpc-reply>" expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member[es:member-id='alice']/es:favorites/es:uint8-numbers\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><sort-by>.</sort-by></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id><favorites><uint8-numbers>3</uint8-numbers><uint8-numbers>5</uint8-numbers><uint8-numbers>7</uint8-numbers><uint8-numbers>11</uint8-numbers><uint8-numbers>13</uint8-numbers><uint8-numbers>17</uint8-numbers></favorites></member></members></data></rpc-reply>"
new "A.3.5.1.2. type is a list and sort-by node is a direct descendent" new "A.3.5.1.2. sort-by type is a list and sort-by node is a direct descendent"
# alice, bob, eric, joe, lin # alice, bob, eric, joe, lin
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><sort-by>member-id</sort-by></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id>.*<member-id>bob</member-id>.*<member-id>eric</member-id>.*<member-id>joe</member-id>.*<member-id>lin</member-id>" expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><sort-by>member-id</sort-by></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id>.*<member-id>bob</member-id>.*<member-id>eric</member-id>.*<member-id>joe</member-id>.*<member-id>lin</member-id>"
new "A.3.5.1.3. type is a list and sort-by node is an indirect descendent" new "A.3.5.1.3. sort-by type is a list and sort-by node is an indirect descendent"
# alice, lin, bob, eric, joe # alice, lin, bob, eric, joe
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><sort-by>stats/joined</sort-by></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id>.*<member-id>lin</member-id>.*<member-id>bob</member-id>.*<member-id>eric</member-id>.*<member-id>joe</member-id>" expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><sort-by>stats/joined</sort-by></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>alice</member-id>.*<member-id>lin</member-id>.*<member-id>bob</member-id>.*<member-id>eric</member-id>.*<member-id>joe</member-id>"
new "A.3.6.2. where, match on descendent string containing a substring"
# bob, eric, alice, lin, joe
# Confusing: all match
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><where>.[contains (email-address,'@example.com')]</where></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>bob</member-id>.*<member-id>eric</member-id>.*<member-id>alice</member-id>.*<member-id>lin</member-id>.*<member-id>joe</member-id>"
new "A.3.6.3. where, match on decendent timestamp starting with a substring"
# bob, eric, alice, joe,
# starts-with NYI, replaced with contains
# posts//post[starts-with(timestamp,'2020')]
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><where>posts/post[contains(timestamp,'2020')]</where></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>bob</member-id>.*<member-id>eric</member-id>.*<member-id>alice</member-id>.*<member-id>joe</member-id>"
new "A.3.9.1. All six parameters at once"
# eric, bob
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><get><filter type=\"xpath\" select=\"/es:members/es:member\" xmlns:es=\"http://example.com/ns/example-social\"/><list-pagination xmlns=\"urn:ietf:params:xml:ns:yang:ietf-list-pagination-nc\"><where>//post[contains(timestamp,'2020')]</where><sort-by>member-id</sort-by><direction>backwards</direction><offset>2</offset><limit>2</limit></list-pagination></get></rpc>" "<rpc-reply $DEFAULTNS><data><members xmlns=\"http://example.com/ns/example-social\"><member><member-id>eric</member-id>.*<member-id>bob</member-id>"
if [ $BE -ne 0 ]; then if [ $BE -ne 0 ]; then
new "Kill backend" new "Kill backend"
# Check if premature kill # Check if premature kill