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clixon/test/test_snmp_ifmib.sh

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#!/usr/bin/env bash
# SNMP "smoketest" Basic snmpget test for a scalar
# Magic line must be first in script (see README.md)
s="$_" ; . ./lib.sh || if [ "$s" = $0 ]; then exit 0; else return 0; fi
# Re-use main example backend state callbacks
APPNAME=example
if [ ${ENABLE_NETSNMP} != "yes" ]; then
echo "Skipping test, Net-SNMP support not enabled."
if [ "$s" = $0 ]; then exit 0; else return 0; fi
fi
snmpd=$(type -p snmpd)
snmpget="$(type -p snmpget) -On -c public -v2c localhost "
snmpgetnext="$(type -p snmpgetnext) -On -c public -v2c localhost "
cfg=$dir/conf_startup.xml
fyang=$dir/clixon-example.yang
fstate=$dir/state.xml
# AgentX unix socket
SOCK=/var/run/snmp.sock
# Relies on example_backend.so for $fstate file handling
cat <<EOF > $cfg
<clixon-config xmlns="http://clicon.org/config">
<CLICON_CONFIGFILE>$cfg</CLICON_CONFIGFILE>
<CLICON_YANG_DIR>${YANG_INSTALLDIR}</CLICON_YANG_DIR>
<CLICON_YANG_DIR>${YANG_STANDARD_DIR}</CLICON_YANG_DIR>
<CLICON_YANG_DIR>${MIB_GENERATED_YANG_DIR}</CLICON_YANG_DIR>
<CLICON_YANG_MAIN_FILE>$fyang</CLICON_YANG_MAIN_FILE>
<CLICON_SOCK>$dir/$APPNAME.sock</CLICON_SOCK>
<CLICON_BACKEND_DIR>/usr/local/lib/$APPNAME/backend</CLICON_BACKEND_DIR>
<CLICON_BACKEND_PIDFILE>/var/tmp/$APPNAME.pidfile</CLICON_BACKEND_PIDFILE>
<CLICON_XMLDB_DIR>$dir</CLICON_XMLDB_DIR>
<CLICON_SNMP_AGENT_SOCK>unix:$SOCK</CLICON_SNMP_AGENT_SOCK>
<CLICON_SNMP_MIB>IF-MIB</CLICON_SNMP_MIB>
</clixon-config>
EOF
cat <<EOF > $fyang
module clixon-example{
yang-version 1.1;
namespace "urn:example:clixon";
prefix ex;
import IF-MIB {
prefix "if-mib";
}
}
EOF
# This is state data written to file that backend reads from (on request)
# integer and string have values, sleeper does not and uses default (=1)
cat <<EOF > $fstate
<IF-MIB xmlns="urn:ietf:params:xml:ns:yang:smiv2:IF-MIB">
<interfaces>
<ifNumber>1</ifNumber>
</interfaces>
<ifMIBObjects>
<ifTableLastChange>0</ifTableLastChange>
<ifStackLastChange>0</ifStackLastChange>
</ifMIBObjects>
<ifTable>
<ifEntry>
<ifIndex>1</ifIndex>
<ifDescr>Test</ifDescr>
<ifType>ethernetCsmacd</ifType>
<ifMtu>1500</ifMtu>
<ifSpeed>10000000</ifSpeed>
<ifPhysAddress>aa:bb:cc:dd:ee:ff</ifPhysAddress>
<ifAdminStatus>testing</ifAdminStatus>
<ifOperStatus>up</ifOperStatus>
<ifLastChange>0</ifLastChange>
<ifInOctets>123</ifInOctets>
<ifInUcastPkts>124</ifInUcastPkts>
<ifInNUcastPkts>124</ifInNUcastPkts>
<ifInDiscards>125</ifInDiscards>
<ifInErrors>126</ifInErrors>
<ifInUnknownProtos>127</ifInUnknownProtos>
<ifOutOctets>128</ifOutOctets>
<ifOutUcastPkts>129</ifOutUcastPkts>
<ifOutNUcastPkts>129</ifOutNUcastPkts>
<ifOutDiscards>130</ifOutDiscards>
<ifOutErrors>131</ifOutErrors>
<ifOutQLen>132</ifOutQLen>
<ifSpecific>SNMPv2-SMI::zeroDotZero</ifSpecific>
</ifEntry>
<ifEntry>
<ifIndex>2</ifIndex>
<ifDescr>Test 2</ifDescr>
</ifEntry>
</ifTable>
</IF-MIB>
EOF
# This is the expected result from snmpwalk:
# $ snmpwalk -cpublic -v2c localhost IF-MIB::ifTable # .1.3.6.1.2.1.2.2
# IF-MIB::ifIndex.1 = INTEGER: 1
# IF-MIB::ifDescr.1 = STRING: Test
# IF-MIB::ifType.1 = INTEGER: ethernetCsmacd(6)
# IF-MIB::ifMtu.1 = INTEGER: 1500
# IF-MIB::ifSpeed.1 = Gauge32: 10000000
# IF-MIB::ifPhysAddress.1 = STRING: aa:bb:cc:dd:ee:ff
# IF-MIB::ifAdminStatus.1 = INTEGER: up(1)
# IF-MIB::ifOperStatus.1 = INTEGER: up(1)
# IF-MIB::ifLastChange.1 = Timeticks: (0) 0:00:00.00
# IF-MIB::ifInOctets.1 = Counter32: 123
# IF-MIB::ifInUcastPkts.1 = Counter32: 123
# IF-MIB::ifInNUcastPkts.1 = Counter32: 123
# IF-MIB::ifInDiscards.1 = Counter32: 123
# IF-MIB::ifInErrors.1 = Counter32: 123
# IF-MIB::ifInUnknownProtos.1 = Counter32: 123
# IF-MIB::ifOutOctets.1 = Counter32: 123
# IF-MIB::ifOutUcastPkts.1 = Counter32: 123
# IF-MIB::ifOutNUcastPkts.1 = Counter32: 123
# IF-MIB::ifOutDiscards.1 = Counter32: 123
# IF-MIB::ifOutErrors.1 = Counter32: 123
# IF-MIB::ifOutQLen.1 = Gauge32: 123
# IF-MIB::ifSpecific.1 = OID: SNMPv2-SMI::zeroDotZero
function testinit(){
new "test params: -f $cfg -- -sS $fstate"
if [ $BE -ne 0 ]; then
# Kill old backend and start a new one
new "kill old backend"
sudo clixon_backend -zf $cfg
if [ $? -ne 0 ]; then
err "Failed to start backend"
fi
sudo pkill -f clixon_backend
new "Starting backend"
start_backend -s init -f $cfg -- -sS $fstate
fi
new "wait backend"
wait_backend
if [ $CS -ne 0 ]; then
# Kill old clixon_snmp, if any
new "Terminating any old clixon_snmp processes"
sudo killall -q clixon_snmp
new "Starting clixon_snmp"
start_snmp $cfg &
fi
new "wait snmp"
wait_snmp
}
function testexit(){
stop_snmp
}
new "SNMP tests"
testinit
# IF-MIB::interfaces
MIB=".1.3.6.1.2.1"
for (( i=1; i<23; i++ )); do
eval OID${i}="${MIB}.2.2.1.$i.1"
done
new "$snmpget"
new "Test SNMP get all entries in ifTable"
new "Test $OID1 ifIndex"
expectpart "$($snmpget $OID1)" 0 "$OID1 = INTEGER: 1"
new "Test $OID2 ifDescr"
expectpart "$($snmpget $OID2)" 0 "$OID2 = STRING: Test"
new "Test $OID3 ifType"
expectpart "$($snmpget $OID3)" 0 "$OID3 = INTEGER: ethernetCsmacd(6)"
new "Test $OID4 ifMtu"
expectpart "$($snmpget $OID4)" 0 "$OID4 = INTEGER: 1500"
new "Test $OID5 ifSpeed"
expectpart "$($snmpget $OID5)" 0 "$OID5 = Gauge32: 10000000"
new "Test $OID6 ifPhysAddress yang:phys-address"
expectpart "$($snmpget $OID6)" 0 "$OID6 = STRING: aa.bb:cc:dd:ee:ff"
new "Test $OID7 ifAdminStatus"
expectpart "$($snmpget $OID7)" 0 "$OID7 = INTEGER: testing(3)"
new "Test $OID8 ifOperStatus"
expectpart "$($snmpget $OID8)" 0 "$OID8 = INTEGER: up(1)"
new "Test $OID9 ifLastChange"
expectpart "$($snmpget $OID9)" 0 "$OID9 = Timeticks: (0) 0:00:00.00"
new "Test $OID10 ifInOctets"
expectpart "$($snmpget $OID10)" 0 "$OID10 = Counter32: 123"
new "Test $OID11 ifInUcastPkts"
expectpart "$($snmpget $OID11)" 0 "$OID11 = Counter32: 124"
new "Test $OID12 ifInNUcastPkts"
expectpart "$($snmpget $OID12)" 0 "$OID12 = Counter32: 124"
new "Test $OID13 ifInDiscards"
expectpart "$($snmpget $OID13)" 0 "$OID13 = Counter32: 125"
new "Test $OID14 ifInErrors"
expectpart "$($snmpget $OID14)" 0 "$OID14 = Counter32: 126"
new "Test $OID15 ifInUnknownProtos"
expectpart "$($snmpget $OID15)" 0 "$OID15 = Counter32: 127"
new "Test $OID16 ifOutOctets"
expectpart "$($snmpget $OID16)" 0 "$OID16 = Counter32: 128"
new "Test $OID17 ifOutUcastPkts"
expectpart "$($snmpget $OID17)" 0 "$OID17 = Counter32: 129"
new "Test $OID18 ifOutNUcastPkts"
expectpart "$($snmpget $OID18)" 0 "$OID18 = Counter32: 129"
new "Test $OID19 ifOutDiscards"
expectpart "$($snmpget $OID19)" 0 "$OID19 = Counter32: 130"
new "Test $OID20 ifOutErrors"
expectpart "$($snmpget $OID20)" 0 "$OID20 = Counter32: 131"
new "Test $OID21 ifOutQLen"
expectpart "$($snmpget $OID21)" 0 "$OID21 = Gauge32: 132"
new "Test $OID22 ifSpecific"
expectpart "$($snmpget $OID22)" 0 "$OID22 = OID: .0.0"
new "Cleaning up"
testexit
new "endtest"
endtest
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