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Bugfix: [Nodes from more than one of the choice's branches exist at the same time](https://github.com/clicon/clixon/issues/81)

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Olof hagsand 2019-03-14 16:33:10 +01:00
parent b3cd48468d
commit 8f656da15b
3 changed files with 85 additions and 0 deletions
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2
CHANGELOG.md
View file

@ -57,6 +57,8 @@
* Added libgen.h for baseline()
### Corrected Bugs
* Bugfix: [Nodes from more than one of the choice's branches exist at the same time](https://github.com/clicon/clixon/issues/81)
* Note it may still be possible to load a file with multiple choice elements via netconf, but it will not pass validate.
* Bugfix: Default NACM policies applied even if NACM is disabled
* [Identityref inside augment statement](https://github.com/clicon/clixon/issues/77)
* Yang-stmt enhanced with "shortcut" to original module

48
lib/src/clixon_xml_map.c
View file

@ -487,6 +487,50 @@ xml_yang_validate_rpc(cxobj *xrpc,
goto done;
}
/*! Check if an xml node is a part of a choice and have >1 siblings
* @param[in] xt XML node to be validated
* @param[in] yt xt:s yang statement
* @param[out] cbret Error buffer (set w netconf error if retval == 0)
* @retval 1 Validation OK
* @retval 0 Validation failed (cbret set)
* @retval -1 Error
*/
static int
check_choice(cxobj *xt,
yang_stmt *yt,
cbuf *cbret)
{
int retval = -1;
yang_node *yc;
yang_stmt *y;
yang_node *yp;
cxobj *x;
cxobj *xp;
if ((yc = yang_choice(yt)) == NULL)
goto ok;
if ((xp = xml_parent(xt)) == NULL)
goto ok;
x = NULL; /* Find a child with same yang spec */
while ((x = xml_child_each(xp, x, CX_ELMNT)) != NULL) {
if ((x != xt) &&
(y = xml_spec(x)) != NULL &&
(yp = yang_choice(y)) != NULL &&
yp == (yang_node*)yc){
if (netconf_bad_element(cbret, "application", xml_name(x), "Element in choice statement already exists") < 0)
goto done;
goto fail;
}
}
ok:
retval = 1;
done:
return retval;
fail:
retval = 0;
goto done;
}
/*! Check if an xml node lacks mandatory children
* @param[in] xt XML node to be validated
* @param[in] yt xt:s yang statement
@ -623,6 +667,10 @@ xml_yang_validate_add(cxobj *xt,
/* if not given by argument (overide) use default link
and !Node has a config sub-statement and it is false */
if ((yt = xml_spec(xt)) != NULL && yang_config(yt) != 0){
if ((ret = check_choice(xt, yt, cbret)) < 0)
goto done;
if (ret == 0)
goto fail;
if ((ret = check_mandatory(xt, yt, cbret)) < 0)
goto done;
if (ret == 0)

35
test/test_choice.sh
View file

@ -115,6 +115,15 @@ sleep $RCWAIT
new "netconf validate empty"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><validate><source><candidate/></source></validate></rpc>]]>]]>" "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
new "netconf set protocol both udp and tcp"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 '<rpc><edit-config><target><candidate/></target><config><system xmlns="urn:example:config"><protocol><tcp/><udp/></protocol></system></config></edit-config></rpc>]]>]]>' "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
new "netconf validate both udp and tcp fail"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><validate><source><candidate/></source></validate></rpc>]]>]]>" "^<rpc-reply><rpc-error><error-type>application</error-type><error-tag>bad-element</error-tag><error-info><bad-element>udp</bad-element></error-info><error-severity>error</error-severity><error-message>Element in choice statement already exists</error-message></rpc-error></rpc-reply>]]>]]>$"
new "netconf discard-changes"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><discard-changes/></rpc>]]>]]>" "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
new "netconf set empty protocol"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 '<rpc><edit-config><target><candidate/></target><config><system xmlns="urn:example:config"><protocol/></system></config></edit-config></rpc>]]>]]>' "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
@ -139,6 +148,14 @@ expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><get-config><source><cand
new "netconf commit protocol udp"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><commit/></rpc>]]>]]>" "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
#-- restconf
new "restconf DELETE whole datastore"
expectfn 'curl -s -X DELETE http://localhost/restconf/data' 0 ""
new "restconf set protocol tcp+udp fail"
expecteq "$(curl -s -X PUT http://localhost/restconf/data/system:system/protocol -d '{"system:protocol":{"tcp": null, "udp": null}}')" 0 '{"ietf-restconf:errors" : {"error": {"error-type": "application","error-tag": "bad-element","error-info": {"bad-element": "udp"},"error-severity": "error","error-message": "Element in choice statement already exists"}}} '
new "restconf set protocol tcp"
expecteq "$(curl -s -X PUT http://localhost/restconf/data/system:system/protocol -d {\"system:protocol\":{\"tcp\":null}})" 0 ""
@ -146,12 +163,21 @@ new "restconf get protocol tcp"
expecteq "$(curl -s -X GET http://localhost/restconf/data/system:system)" 0 '{"system:system": {"protocol": {"tcp": null}}}
'
new "restconf set protocol tcp+udp fail"
expecteq "$(curl -s -X PUT http://localhost/restconf/data/system:system/protocol -d '{"system:protocol":{"tcp": null, "udp": null}}')" 0 '{"ietf-restconf:errors" : {"error": {"error-type": "application","error-tag": "bad-element","error-info": {"bad-element": "udp"},"error-severity": "error","error-message": "Element in choice statement already exists"}}} '
new "cli set protocol udp"
expectfn "$clixon_cli -1 -f $cfg -y $fyang -l o set system protocol udp" 0 "^$"
new "cli get protocol udp"
expectfn "$clixon_cli -1 -f $cfg -y $fyang -l o show configuration cli " 0 "^system protocol udp$"
new "cli change protocol to tcp"
expectfn "$clixon_cli -1 -f $cfg -y $fyang -l o set system protocol tcp" 0 "^$"
new "cli get protocol tcp"
expectfn "$clixon_cli -1 -f $cfg -y $fyang -l o show configuration cli " 0 "^system protocol tcp$"
new "cli delete all"
expectfn "$clixon_cli -1 -f $cfg -y $fyang -l o delete all" 0 "^$"
@ -159,6 +185,15 @@ new "commit"
expectfn "$clixon_cli -1 -f $cfg -y $fyang -l o commit" 0 "^$"
# Second shorthand (no case)
new "netconf set protocol both udp and tcp"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 '<rpc><edit-config><target><candidate/></target><config><system xmlns="urn:example:config"><protocol><tcp/><udp/></protocol></system></config></edit-config></rpc>]]>]]>' "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
new "netconf validate both udp and tcp fail"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><validate><source><candidate/></source></validate></rpc>]]>]]>" "^<rpc-reply><rpc-error><error-type>application</error-type><error-tag>bad-element</error-tag><error-info><bad-element>udp</bad-element></error-info><error-severity>error</error-severity><error-message>Element in choice statement already exists</error-message></rpc-error></rpc-reply>]]>]]>$"
new "netconf discard-changes"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 "<rpc><discard-changes/></rpc>]]>]]>" "^<rpc-reply><ok/></rpc-reply>]]>]]>$"
new "netconf set shorthand tcp"
expecteof "$clixon_netconf -qf $cfg -y $fyang" 0 '<rpc><edit-config><target><candidate/></target><config><system xmlns="urn:example:config"><shorthand><tcp/></shorthand></system></config></edit-config></rpc>]]>]]>' "^<rpc-reply><ok/></rpc-reply>]]>]]>$"