func TestOids(t *testing.T) {
oids, _ := snmpgo.NewOids([]string{
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.3.0",
"1.3.6.1.2.1.1",
"1.3.6.1.2.1.1.1.0",
})
expOids, _ := snmpgo.NewOids([]string{
"1.3.6.1.2.1.1",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
oids = oids.Sort()
if len(expOids) != len(oids) {
t.Errorf("Sort() - expected [%d], actual [%d]", len(expOids), len(oids))
}
for i, o := range expOids {
if !o.Equal(oids[i]) {
t.Errorf("Sort() - expected [%s], actual [%s]", o, oids[i])
}
}
expOids, _ = snmpgo.NewOids([]string{
"1.3.6.1.2.1.1",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
oids = oids.Sort().Uniq()
if len(expOids) != len(oids) {
t.Errorf("Uniq() - expected [%d], actual [%d]", len(expOids), len(oids))
}
for i, o := range expOids {
if !o.Equal(oids[i]) {
t.Errorf("Uniq() - expected [%s], actual [%s]", o, oids[i])
}
}
expOids, _ = snmpgo.NewOids([]string{
"1.3.6.1.2.1.1",
})
oids = oids.Sort().UniqBase()
if len(expOids) != len(oids) {
t.Errorf("Uniq() - expected [%d], actual [%d]", len(expOids), len(oids))
}
for i, o := range expOids {
if !o.Equal(oids[i]) {
t.Errorf("Uniq() - expected [%s], actual [%s]", o, oids[i])
}
}
}
func main() {
oids, err := snmpgo.NewOids([]string{
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
if err != nil {
fmt.Println(err)
return
}
agents := []string{
"192.168.1.1:161",
"192.168.1.2:161",
"192.168.1.3:161",
}
var wg sync.WaitGroup
for _, agent := range agents {
wg.Add(1)
go func(a string) {
defer wg.Done()
get(a, oids)
}(agent)
}
wg.Wait()
}
func TestOidOperation(t *testing.T) {
oid, _ := snmpgo.NewOid("1.2.3.4.5.6.7")
oids, _ := snmpgo.NewOids([]string{"1.2.3.4", "1.2.3.4.5.6.7",
"1.2.3.4.5.6.7.8", "1.1.3.4", "1.3.3.4"})
if !oid.Contains(oids[0]) || !oid.Contains(oids[1]) || oid.Contains(oids[2]) ||
oid.Contains(oids[3]) || oid.Contains(oids[4]) {
t.Errorf("Failed to Contains()")
}
if oid.Compare(oids[0]) != 1 || oid.Compare(oids[1]) != 0 || oid.Compare(oids[2]) != -1 ||
oid.Compare(oids[3]) != 1 || oid.Compare(oids[4]) != -1 {
t.Errorf("Failed to Compare()")
}
if oid.Equal(oids[0]) || !oid.Equal(oids[1]) || oid.Equal(oids[2]) ||
oid.Equal(oids[3]) || oid.Equal(oids[4]) {
t.Errorf("Failed to Contains()")
}
oid, _ = oid.AppendSubIds([]int{8, 9, 10})
if oid.String() != "1.2.3.4.5.6.7.8.9.10" {
t.Errorf("Failed to AppendSubIds()")
}
}
func main() {
snmp, err := snmpgo.NewSNMP(snmpgo.SNMPArguments{
Version: snmpgo.V3,
Address: "127.0.0.1:161",
Retries: 1,
UserName: "******",
SecurityLevel: snmpgo.AuthPriv,
AuthPassword: "******",
AuthProtocol: snmpgo.Sha,
PrivPassword: "******",
PrivProtocol: snmpgo.Aes,
})
if err != nil {
// Failed to create snmpgo.SNMP object
fmt.Println(err)
return
}
oids, err := snmpgo.NewOids([]string{
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
if err != nil {
// Failed to parse Oids
fmt.Println(err)
return
}
if err = snmp.Open(); err != nil {
// Failed to open connection
fmt.Println(err)
return
}
defer snmp.Close()
pdu, err := snmp.GetRequest(oids)
if err != nil {
// Failed to request
fmt.Println(err)
return
}
if pdu.ErrorStatus() != snmpgo.NoError {
// Received an error from the agent
fmt.Println(pdu.ErrorStatus(), pdu.ErrorIndex())
}
// get VarBind list
fmt.Println(pdu.VarBinds())
// select a VarBind
fmt.Println(pdu.VarBinds().MatchOid(oids[0]))
}
func main() {
snmp, err := snmpgo.NewSNMP(snmpgo.Arguments{
Version: snmpgo.V2c,
Address: "127.0.0.1:161",
Retries: 1,
Community: "public",
})
if err != nil {
// Failed to create snmpgo.SNMP object
fmt.Println(err)
return
}
oids, err := snmpgo.NewOids([]string{
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
if err != nil {
// Failed to parse Oids
fmt.Println(err)
return
}
if err = snmp.Open(); err != nil {
// Failed to open connection
fmt.Println(err)
return
}
defer snmp.Close()
pdu, err := snmp.GetRequest(oids)
if err != nil {
// Failed to request
fmt.Println(err)
return
}
if pdu.ErrorStatus() != snmpgo.NoError {
// Received an error from the agent
fmt.Println(pdu.ErrorStatus(), pdu.ErrorIndex())
}
// get VariableBinding list
fmt.Println(pdu.VariableBindings())
// select a VariableBinding
fmt.Println(pdu.VariableBindings().MatchOid(oids[0]))
}
func main() {
snmpArgs, cmdArgs := parseArgs()
if len(cmdArgs) < 2 {
usage("required AGENT and OID", 2)
}
oids, err := snmpgo.NewOids(cmdArgs[1:])
if err != nil {
usage(err.Error(), 2)
}
snmp, err := snmpgo.NewSNMP(*snmpArgs)
if err != nil {
usage(err.Error(), 2)
}
if err = snmp.Open(); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
defer snmp.Close()
pdu, err := snmp.GetBulkWalk(oids, nonRepeaters, maxRepetitions)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if pdu.ErrorStatus() != snmpgo.NoError {
fmt.Fprintln(os.Stderr, pdu.ErrorStatus(), pdu.ErrorIndex())
os.Exit(1)
}
for _, val := range pdu.VariableBindings() {
fmt.Printf("%s = %s: %s\n", val.Oid, val.Variable.Type(), val.Variable)
}
}
func TestSNMP(t *testing.T) {
snmp, _ := snmpgo.NewSNMP(snmpgo.SNMPArguments{
Version: snmpgo.V3,
UserName: "******",
SecurityLevel: snmpgo.AuthPriv,
AuthPassword: "******",
AuthProtocol: snmpgo.Md5,
PrivPassword: "******",
PrivProtocol: snmpgo.Des,
})
pdu := snmpgo.NewPdu(snmpgo.V3, snmpgo.Report)
err := snmpgo.SnmpCheckPdu(snmp, pdu)
if err != nil {
t.Errorf("checkPdu() - has error %v", err)
}
oids, _ := snmpgo.NewOids([]string{"1.3.6.1.6.3.11.2.1.1.0"})
pdu = snmpgo.NewPduWithOids(snmpgo.V3, snmpgo.Report, oids)
err = snmpgo.SnmpCheckPdu(snmp, pdu)
if err == nil {
t.Error("checkPdu() - report oid")
}
}
func TestVarBinds(t *testing.T) {
var v snmpgo.VarBinds
oid, _ := snmpgo.NewOid("1.3.6.1.2.1.1.1.0")
v = append(v, snmpgo.NewVarBind(oid, snmpgo.NewOctetString([]byte("MyHost"))))
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1.2.0")
v = append(v, snmpgo.NewVarBind(oid, snmpgo.NewNull()))
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1.3.0")
v = append(v, snmpgo.NewVarBind(oid, snmpgo.NewTimeTicks(uint32(11111))))
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1.1.0")
varBind := v.MatchOid(oid)
if varBind == nil || !varBind.Oid.Equal(oid) {
t.Errorf("Failed to MatchOid()")
}
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1.1.1")
varBind = v.MatchOid(oid)
if varBind != nil {
t.Errorf("Failed to MatchOid() - no match")
}
varBind = v.MatchOid(nil)
if varBind != nil {
t.Errorf("Failed to MatchOid() - nil")
}
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1")
varBinds := v.MatchBaseOids(oid)
if len(varBinds) != 3 {
t.Errorf("Failed to MatchBaseOids()")
}
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1.1.0")
varBinds = v.MatchBaseOids(oid)
if len(varBinds) != 1 || !varBinds[0].Oid.Equal(oid) {
t.Errorf("Failed to MatchBaseOids() - one")
}
oid, _ = snmpgo.NewOid("1.3.6.1.2.1.1.1.1")
varBinds = v.MatchBaseOids(oid)
if len(varBinds) != 0 {
t.Errorf("Failed to MatchBaseOids() - no match")
}
varBinds = v.MatchBaseOids(nil)
if len(varBinds) != 0 {
t.Errorf("Failed to MatchBaseOids() - nil")
}
var w snmpgo.VarBinds
for _, o := range []string{
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.3.0",
"1.3.6.1.2.1.1",
"1.3.6.1.2.1.1.1.0",
} {
oid, _ = snmpgo.NewOid(o)
w = append(w, snmpgo.NewVarBind(oid, snmpgo.NewNull()))
}
expOids, _ := snmpgo.NewOids([]string{
"1.3.6.1.2.1.1",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
w = w.Sort()
if len(expOids) != len(w) {
t.Errorf("Sort() - expected [%d], actual [%d]", len(expOids), len(w))
}
for i, o := range expOids {
if !o.Equal(w[i].Oid) {
t.Errorf("Sort() - expected [%s], actual [%s]", o, w[i].Oid)
}
}
expOids, _ = snmpgo.NewOids([]string{
"1.3.6.1.2.1.1",
"1.3.6.1.2.1.1.1.0",
"1.3.6.1.2.1.1.2.0",
"1.3.6.1.2.1.1.3.0",
})
w = w.Sort().Uniq()
if len(expOids) != len(w) {
t.Errorf("Uniq() - expected [%d], actual [%d]", len(expOids), len(w))
}
for i, o := range expOids {
if !o.Equal(w[i].Oid) {
t.Errorf("Uniq() - expected [%s], actual [%s]", o, w[i].Oid)
}
}
}