目前支持snmpv3的主要有2个库,star都很少。
github.com/soniah/gosnmp 293star
github.com/k-sone/snmpgo 73star
github.com/isalgueiro/otilio 7star(使用的是gosnmp)
package main
import (
"fmt"
"log"
"time"
g "github.com/soniah/gosnmp"
)
func main() {
// build our own GoSNMP struct, rather than using g.Default
params := &g.GoSNMP{
Target: "192.168.91.20",
Port: 161,
Version: g.Version3,
Timeout: time.Duration(30) * time.Second,
SecurityModel: g.UserSecurityModel,
MsgFlags: g.AuthPriv,
SecurityParameters: &g.UsmSecurityParameters{UserName: "user",
AuthenticationProtocol: g.SHA,
AuthenticationPassphrase: "password",
PrivacyProtocol: g.DES,
PrivacyPassphrase: "password",
},
}
err := params.Connect()
if err != nil {
log.Fatalf("Connect() err: %v", err)
}
defer params.Conn.Close()
oids := []string{"1.3.6.1.2.1.1.4.0", "1.3.6.1.2.1.1.7.0"}
result, err2 := params.Get(oids) // Get() accepts up to g.MAX_OIDS
if err2 != nil {
log.Fatalf("Get() err: %v", err2)
}
for i, variable := range result.Variables {
fmt.Printf("%d: oid: %s ", i, variable.Name)
// the Value of each variable returned by Get() implements
// interface{}. You could do a type switch...
switch variable.Type {
case g.OctetString:
fmt.Printf("string: %s\n", string(variable.Value.([]byte)))
default:
// ... or often you're just interested in numeric values.
// ToBigInt() will return the Value as a BigInt, for plugging
// into your calculations.
fmt.Printf("number: %d\n", g.ToBigInt(variable.Value))
}
}
}
package main
import (
"fmt"
"github.com/k-sone/snmpgo"
)
func main() {
snmp, err := snmpgo.NewSNMP(snmpgo.SNMPArguments{
Version: snmpgo.V3,
Address: "127.0.0.1:161",
Retries: 1,
UserName: "MyName",
SecurityLevel: snmpgo.AuthPriv,
AuthPassword: "aaaaaaaa",
AuthProtocol: snmpgo.Sha,
PrivPassword: "bbbbbbbb",
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]))
}
来源:CSDN 原文:https://blog.csdn.net/laputa73/article/details/79453554 版权声明:本文为博主原创文章,转载请附上博文链接!