SNMP: fix SNMP set access of table entries

[Conversion of ethernet address (PhysAddress) and IP address (IPAddress) crashes agent](https://github.com/clicon/clixon/issues/340)
Hwaddress and IP adress for scalar and table set should now work
This commit is contained in:
Olof hagsand 2022-06-22 09:57:25 +02:00
parent a61567a916
commit 99b766ee50
8 changed files with 334 additions and 97 deletions

View file

@ -5,7 +5,7 @@
# Magic line must be first in script (see README.md)
s="$_" ; . ./lib.sh || if [ "$s" = $0 ]; then exit 0; else return 0; fi
APPNAME=snmp
APPNAME=example
# XXX skip for now
if [ ${ENABLE_NETSNMP} != "yes" ]; then
@ -17,7 +17,7 @@ snmpd=$(type -p snmpd)
snmpget="$(type -p snmpget) -On -c public -v2c localhost "
snmpset="$(type -p snmpset) -On -c public -v2c localhost "
cfg=$dir/conf_startup.xml
cfg=$dir/conf.xml
fyang=$dir/clixon-example.yang
# AgentX unix socket
@ -35,7 +35,12 @@ cat <<EOF > $cfg
<CLICON_XMLDB_DIR>$dir</CLICON_XMLDB_DIR>
<CLICON_SNMP_AGENT_SOCK>unix:$SOCK</CLICON_SNMP_AGENT_SOCK>
<CLICON_SNMP_MIB>CLIXON-TYPES-MIB</CLICON_SNMP_MIB>
<CLICON_SNMP_MIB>IF-MIB</CLICON_SNMP_MIB>
<CLICON_VALIDATE_STATE_XML>true</CLICON_VALIDATE_STATE_XML>
<CLICON_FEATURE>ietf-netconf:startup</CLICON_FEATURE>
<CLICON_CLI_MODE>$APPNAME</CLICON_CLI_MODE>
<CLICON_CLI_DIR>/usr/local/lib/$APPNAME/cli</CLICON_CLI_DIR>
<CLICON_CLISPEC_DIR>/usr/local/lib/$APPNAME/clispec</CLICON_CLISPEC_DIR>
</clixon-config>
EOF
@ -47,14 +52,48 @@ module clixon-example{
import CLIXON-TYPES-MIB {
prefix "clixon-types";
}
import IF-MIB {
prefix "if-mib";
}
deviation "/clixon-types:CLIXON-TYPES-MIB" {
deviate replace {
config true;
}
}
deviation "/if-mib:IF-MIB" {
deviate replace {
config true;
}
}
}
EOF
if true; then # Dont start with a state (default)
cat <<EOF > $dir/startup_db
EOF
else # Start with a state (debug)
cat <<EOF > $dir/startup_db
<${DATASTORE_TOP}>
<CLIXON-TYPES-MIB xmlns="urn:ietf:params:xml:ns:yang:smiv2:CLIXON-TYPES-MIB">
<clixonExampleScalars>
<clixonExampleInteger>42</clixonExampleInteger>
<ifIpAddr>4.3.2.1</ifIpAddr>
</clixonExampleScalars>
</CLIXON-TYPES-MIB>
<IF-MIB xmlns="urn:ietf:params:xml:ns:yang:smiv2:IF-MIB">
<ifTable>
<ifEntry>
<ifIndex>1</ifIndex>
<ifPhysAddress>aa:bb:cc:dd:ee:ff</ifPhysAddress>
</ifEntry>
</ifTable>
</IF-MIB>
</${DATASTORE_TOP}>
EOF
fi
function testinit(){
new "test params: -f $cfg"
@ -69,7 +108,7 @@ function testinit(){
sudo pkill -f clixon_backend
new "Starting backend"
start_backend -s init -f $cfg
start_backend -s startup -f $cfg
fi
new "wait backend"
@ -88,6 +127,59 @@ function testinit(){
wait_snmp
}
# Set value via SNMP, read value via SNMP and CLI
# Args:
# 1: name
# 2: type
# 3: value SNMP value
# 4: xvalue XML/Clixon value
# 5: OID
function testrun()
{
name=$1
type=$2
value=$3
xvalue=$4
oid=$5
# Type from man snmpset
case $type in
"INTEGER")
set_type="i"
;;
"STRING")
set_type="s"
;;
"TIMETICKS")
set_type="t"
;;
"IPADDRESS")
set_type="a"
;;
*)
set_type="s"
;;
esac
new "Set $name via SNMP"
if [ $type == "STRING" ]; then
echo "$snmpset $oid $set_type $value"
expectpart "$($snmpset $oid $set_type $value)" 0 "$type:" "$value"
else
echo "$snmpset $oid $set_type $value"
expectpart "$($snmpset $oid $set_type $value)" 0 "$type: $value"
fi
new "Check $name via SNMP"
if [ $type == "STRING" ]; then
expectpart "$($snmpget $oid)" 0 "$type:" "$value"
else
expectpart "$($snmpget $oid)" 0 "$type: $value"
fi
new "Check $name via CLI"
expectpart "$($clixon_cli -1 -f $cfg show config xml)" 0 "<$name>$xvalue</$name>"
}
function testexit(){
stop_snmp
}
@ -95,59 +187,16 @@ function testexit(){
new "SNMP tests"
testinit
# NET-SNMP-EXAMPLES-MIB::netSnmpExamples
MIB=".1.3.6.1.4.1.8072.200"
OID1="${MIB}.1.1" # netSnmpExampleInteger
OID2="${MIB}.1.2" # netSnmpExampleSleeper
OID3="${MIB}.1.3" # netSnmpExampleString
IFMIB=".1.3.6.1.2.1"
OID15="${MIB}.2.1.1.1" # nsIETFWGName
OID16="${MIB}.2.1.1.2" # nsIETFWGChair1
OID17="${MIB}.2.1.1.3" # nsIETFWGChair2
OID18="${MIB}.2.2" # netSnmpHostsTable
OID19="${MIB}.2.2.1.1" # netSnmpHostName
OID20="${MIB}.2.2.1.2" # netSnmpHostAddressType
OID21="${MIB}.2.2.1.3" # netSnmpHostAddress
OID22="${MIB}.2.2.1.4" # netSnmpHostStorage
OID23="${MIB}.2.2.1.5" # netSnmpHostRowStatus
testrun clixonExampleInteger INTEGER 1234 1234 ${MIB}.1.1
testrun clixonExampleSleeper INTEGER -1 -1 ${MIB}.1.2
testrun clixonExampleString STRING foobar foobar ${MIB}.1.3
testrun ifPromiscuousMode INTEGER 1 true ${MIB}.1.10 # boolean
testrun ifIpAddr IPADDRESS 1.2.3.4 1.2.3.4 ${MIB}.1.13 # InetAddress
new "Setting netSnmpExampleInteger"
validate_set $OID1 "INTEGER" 1234
validate_oid $OID1 $OID1 "INTEGER" 1234
new "Setting netSnmpExampleSleeper"
validate_set $OID2 "INTEGER" -1
validate_oid $OID2 $OID2 "INTEGER" -1
new "Set new value via NETCONF"
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><edit-config><default-operation>none</default-operation><target><candidate/></target><config><CLIXON-TYPES-MIB xmlns=\"urn:ietf:params:xml:ns:yang:smiv2:CLIXON-TYPES-MIB\"><clixonExampleScalars><clixonExampleInteger>999</clixonExampleInteger></clixonExampleScalars></CLIXON-TYPES-MIB></config></edit-config></rpc>" "" "<rpc-reply $DEFAULTNS><ok/></rpc-reply>"
new "netconf commit"
expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><commit/></rpc>" "" "<rpc-reply $DEFAULTNS><ok/></rpc-reply>"
new "Validate value set from NETCONF"
validate_oid $OID1 $OID1 "INTEGER" 999
new "Setting netSnmpExampleString"
validate_oid $OID3 $OID3 "STRING" "\"So long, and thanks for all the fish!\""
validate_set $OID3 "STRING" "foo bar"
validate_oid $OID3 $OID3 "STRING" "\"foo bar\""
# new "Setting column nsIETFWGChair1"
# validate_set $OID16 "STRING" "asd"
# validate_oid $OID16 $OID16 "STRING" "asd"
# new "Setting column nsIETFWGChair2"
# validate_set $OID17 "STRING" "asd"
# validate_oid $OID17 $OID16 "STRING" "asdasd"
# new "Setting column netSnmpHostName"
# validate_set $OID19 "STRING" "asd"
# validate_oid $OID19 $OID19 "STRING" "asdasd"
# new "Setting netSnmpHostName"
# validate_set $OID20 "STRING" ipv6
# validate_oid $OID20 $OID20 "STRING" "asdasd"
testrun ifPhysAddress STRING ff:ee:dd:cc:bb:aa ff:ee:dd:cc:bb:aa ${IFMIB}.2.2.1.6.1 # active
new "Cleaning up"
testexit