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sdk:scripts:snmp-agent [2015/05/05 15:04] (current) |
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| + | ====== SDK Script snmp-agent.are ====== | ||
| + | <code c snmp-agent.are> | ||
| + | /* DESC: This script extends MIB entries of the SNMP agent | ||
| + | * Copyright (C) 2014 NetModule AG, Switzerland | ||
| + | */ | ||
| + | |||
| + | template entry { | ||
| + | name; | ||
| + | ext; | ||
| + | type; | ||
| + | mode; | ||
| + | |||
| + | int entry (string name, int ext, string type, string mode) { | ||
| + | /* register entry */ | ||
| + | if (nb_snmp_register(name, ext, type, mode) < 0) { | ||
| + | nb_syslog("unable to register %s", name); | ||
| + | exit(1); | ||
| + | } | ||
| + | this.name = name; | ||
| + | this.ext = ext; | ||
| + | this.type = type; | ||
| + | this.mode = mode; | ||
| + | |||
| + | return 0; | ||
| + | } | ||
| + | }; | ||
| + | |||
| + | cnt = 0; | ||
| + | entries[cnt++] = new entry("ETH1_MAC", 1, "s", "ro"); | ||
| + | entries[cnt++] = new entry("ETH1_STATE", 2, "s", "rw"); | ||
| + | entries[cnt++] = new entry("ETH1_SPEED", 3, "i", "ro"); | ||
| + | |||
| + | entries[cnt++] = new entry("ETH2_MAC", 11, "s", "ro"); | ||
| + | entries[cnt++] = new entry("ETH2_STATE", 12, "s", "rw"); | ||
| + | entries[cnt++] = new entry("ETH2_SPEED", 13, "i", "ro"); | ||
| + | |||
| + | if (nb_snmp_link() != 0) { | ||
| + | nb_syslog("unable to link entries to agent"); | ||
| + | exit(1); | ||
| + | } | ||
| + | nb_syslog("linked entries to snmp agent"); | ||
| + | |||
| + | while (1) { | ||
| + | /* wait 5s for any commits on our read-write entries */ | ||
| + | e = nb_snmp_listen(5); | ||
| + | if (is_struct(e)) { | ||
| + | name = struct_get(e, "name"); | ||
| + | value = struct_get(e, "value"); | ||
| + | |||
| + | nb_syslog("%s has been set to %s", name, value); | ||
| + | } | ||
| + | |||
| + | /* update read-only entries */ | ||
| + | status = nb_status("eth"); | ||
| + | for (i = 0; i < cnt; i++) { | ||
| + | e = entries[i]; | ||
| + | value = struct_get(status, e.name); | ||
| + | |||
| + | if (nb_snmp_update(e.name, value) != 0) { | ||
| + | nb_syslog("unable to update %s to %s", e.name, value); | ||
| + | } else { | ||
| + | nb_syslog("updated %s to %s", e.name, value); | ||
| + | } | ||
| + | } | ||
| + | |||
| + | sleep(1); | ||
| + | } | ||
| + | |||
| + | nb_snmp_unlink(); | ||
| + | nb_syslog("unlinked entries, terminating"); | ||
| + | |||
| + | |||
| + | exit(0); | ||
| + | </code> | ||