func parseArgs() (*snmpgo.Arguments, []string) {
flag.Usage = func() {
if errMessage != "" {
fmt.Fprintf(os.Stderr, "%s\n", errMessage)
}
fmt.Fprintf(os.Stderr, "Usage of %s: [OPTIONS] AGENT OID [OID]..\n\n", os.Args[0])
fmt.Fprintf(os.Stderr, "AGENT:\n hostname:port or ip-address:port\n")
fmt.Fprintf(os.Stderr, "OPTIONS:\n")
flag.PrintDefaults()
}
protocol := flag.String("p", "udp", "Protocol (udp|udp6|tcp|tcp6)")
timeout := flag.Uint("t", 5, "Request timeout (number of seconds)")
retries := flag.Uint("r", 1, "Number of retries")
version := flag.String("v", "2c", "SNMP version to use (2c|3)")
community := flag.String("c", "", "Community")
username := flag.String("u", "", "Security name")
seclevel := flag.String("l", "NoAuthNoPriv", "Security level (NoAuthNoPriv|AuthNoPriv|AuthPriv)")
authproto := flag.String("a", "", "Authentication protocol (MD5|SHA)")
authpass := flag.String("A", "", "Authentication protocol pass phrase")
privproto := flag.String("x", "", "Privacy protocol (DES|AES)")
privpass := flag.String("X", "", "Privacy protocol pass phrase")
secengine := flag.String("e", "", "Security engine ID")
contextengine := flag.String("E", "", "Context engine ID")
contextname := flag.String("n", "", "Context name")
flag.IntVar(&nonRepeaters, "Cn", 0, "Non repeaters")
flag.IntVar(&maxRepetitions, "Cr", 10, "Max repetitions")
flag.Parse()
args := &snmpgo.Arguments{
Network: *protocol,
Address: flag.Arg(0),
Timeout: time.Duration(*timeout) * time.Second,
Retries: *retries,
Community: *community,
UserName: *username,
AuthPassword: *authpass,
AuthProtocol: snmpgo.AuthProtocol(*authproto),
PrivPassword: *privpass,
PrivProtocol: snmpgo.PrivProtocol(*privproto),
SecurityEngineId: *secengine,
ContextEngineId: *contextengine,
ContextName: *contextname,
}
switch *version {
case "2c":
args.Version = snmpgo.V2c
case "3":
args.Version = snmpgo.V3
default:
usage(fmt.Sprintf("Illegal Version, value `%s`", *version), 2)
}
switch *seclevel {
case "NoAuthNoPriv":
args.SecurityLevel = snmpgo.NoAuthNoPriv
case "AuthNoPriv":
args.SecurityLevel = snmpgo.AuthNoPriv
case "AuthPriv":
args.SecurityLevel = snmpgo.AuthPriv
default:
usage(fmt.Sprintf("Illegal SecurityLevel, value `%s`", *seclevel), 2)
}
return args, flag.Args()
}
func parseArgs() (*snmpgo.Arguments, []string) {
flag.Usage = func() {
if errMessage != "" {
fmt.Fprintf(os.Stderr, "%s\n", errMessage)
}
fmt.Fprintf(os.Stderr,
"Usage of %s: [OPTIONS] AGENT UPTIME TRAP-OID [OID TYPE VALUE]..\n\n", os.Args[0])
fmt.Fprintf(os.Stderr, "AGENT:\n hostname:port or ip-address:port\n")
fmt.Fprintf(os.Stderr, "UPTIME:\n system uptime\n")
fmt.Fprintf(os.Stderr, "TYPE:\n")
fmt.Fprintf(os.Stderr, " i - INTEGER u - UNSIGNED c - COUNTER32 C - COUNTER64\n")
fmt.Fprintf(os.Stderr, " t - TIMETICKS a - IPADDRESS o - OID n - NULL\n")
fmt.Fprintf(os.Stderr, " s - STRING x - HEX STRING d - DECIMAL STRING\n")
fmt.Fprintf(os.Stderr, "OPTIONS:\n")
flag.PrintDefaults()
}
protocol := flag.String("p", "udp", "Protocol (udp|udp6|tcp|tcp6)")
timeout := flag.Uint("t", 5, "Request timeout (number of seconds)")
retries := flag.Uint("r", 1, "Number of retries")
version := flag.String("v", "2c", "SNMP version to use (2c|3)")
community := flag.String("c", "", "Community")
username := flag.String("u", "", "Security name")
seclevel := flag.String("l", "NoAuthNoPriv", "Security level (NoAuthNoPriv|AuthNoPriv|AuthPriv)")
authproto := flag.String("a", "", "Authentication protocol (MD5|SHA)")
authpass := flag.String("A", "", "Authentication protocol pass phrase")
privproto := flag.String("x", "", "Privacy protocol (DES|AES)")
privpass := flag.String("X", "", "Privacy protocol pass phrase")
secengine := flag.String("e", "", "Security engine ID")
contextengine := flag.String("E", "", "Context engine ID")
contextname := flag.String("n", "", "Context name")
flag.BoolVar(&inform, "Ci", false, "Send an Inform")
flag.Parse()
args := &snmpgo.Arguments{
Network: *protocol,
Address: flag.Arg(0),
Timeout: time.Duration(*timeout) * time.Second,
Retries: *retries,
Community: *community,
UserName: *username,
AuthPassword: *authpass,
AuthProtocol: snmpgo.AuthProtocol(*authproto),
PrivPassword: *privpass,
PrivProtocol: snmpgo.PrivProtocol(*privproto),
SecurityEngineId: *secengine,
ContextEngineId: *contextengine,
ContextName: *contextname,
}
switch *version {
case "2c":
args.Version = snmpgo.V2c
case "3":
args.Version = snmpgo.V3
default:
usage(fmt.Sprintf("Illegal Version, value `%s`", *version), 2)
}
switch *seclevel {
case "NoAuthNoPriv":
args.SecurityLevel = snmpgo.NoAuthNoPriv
case "AuthNoPriv":
args.SecurityLevel = snmpgo.AuthNoPriv
case "AuthPriv":
args.SecurityLevel = snmpgo.AuthPriv
default:
usage(fmt.Sprintf("Illegal SecurityLevel, value `%s`", *seclevel), 2)
}
return args, flag.Args()
}
func parseArgs() (*snmpgo.SNMPArguments, []string) {
flag.Usage = func() {
if errMessage != "" {
fmt.Fprintf(os.Stderr, "%s\n", errMessage)
}
fmt.Fprintf(os.Stderr, "Usage of %s: [OPTIONS] AGENT [DELAY [COUNT]]\n\n", os.Args[0])
fmt.Fprintf(os.Stderr, "AGENT:\n hostname:port or ip-address:port\n")
fmt.Fprintf(os.Stderr, "DELAY:\n the delay between updates in seconds (default: 10)\n")
fmt.Fprintf(os.Stderr, "COUNT:\n the number of updates (default: infinity)\n")
fmt.Fprintf(os.Stderr, "OPTIONS:\n")
flag.PrintDefaults()
}
protocol := flag.String("p", "udp", "Protocol (udp|udp6|tcp|tcp6)")
timeout := flag.Uint("t", 5, "Request timeout (number of seconds)")
retries := flag.Uint("r", 1, "Number of retries")
version := flag.String("v", "2c", "SNMP version to use (2c|3)")
community := flag.String("c", "", "Community")
username := flag.String("u", "", "Security name")
seclevel := flag.String("l", "NoAuthNoPriv", "Security level (NoAuthNoPriv|AuthNoPriv|AuthPriv)")
authproto := flag.String("a", "", "Authentication protocol (MD5|SHA)")
authpass := flag.String("A", "", "Authentication protocol pass phrase")
privproto := flag.String("x", "", "Privacy protocol (DES|AES)")
privpass := flag.String("X", "", "Privacy protocol pass phrase")
secengine := flag.String("e", "", "Security engine ID")
contextengine := flag.String("E", "", "Context engine ID")
contextname := flag.String("n", "", "Context name")
ifRegString := flag.String("ifreg", "", "Regular expression that specifies the interface")
flag.IntVar(&maxRepetitions, "Cr", 10, "Max repetitions")
flag.BoolVar(&noHeader, "noheader", false, "Disable header line")
flag.Parse()
args := &snmpgo.SNMPArguments{
Network: *protocol,
Address: flag.Arg(0),
Timeout: time.Duration(*timeout) * time.Second,
Retries: *retries,
Community: *community,
UserName: *username,
AuthPassword: *authpass,
AuthProtocol: snmpgo.AuthProtocol(*authproto),
PrivPassword: *privpass,
PrivProtocol: snmpgo.PrivProtocol(*privproto),
SecurityEngineId: *secengine,
ContextEngineId: *contextengine,
ContextName: *contextname,
}
switch *version {
case "2c":
args.Version = snmpgo.V2c
case "3":
args.Version = snmpgo.V3
default:
usage(fmt.Sprintf("Illegal Version, value `%s`", *version), 2)
}
switch *seclevel {
case "NoAuthNoPriv":
args.SecurityLevel = snmpgo.NoAuthNoPriv
case "AuthNoPriv":
args.SecurityLevel = snmpgo.AuthNoPriv
case "AuthPriv":
args.SecurityLevel = snmpgo.AuthPriv
default:
usage(fmt.Sprintf("Illegal SecurityLevel, value `%s`", *seclevel), 2)
}
if *ifRegString != "" {
var err error
if ifRegexp, err = regexp.Compile(*ifRegString); err != nil {
usage(fmt.Sprintf("Illegal Regular expression - %s", err), 2)
}
}
return args, flag.Args()
}