Write to the snmp log file

snmpproxy2.py

import time

from snmpraw import SNMPRawCollector
from diamond.metric import Metric


class SNMPProxyCollector(SNMPRawCollector):

    def collect_snmp(self, device, host, port, community):
        """
        Collect SNMP interface data from device
        """
        with open('/tmp/snmp.log', 'a') as f:
            current_line = "Collecting raw SNMP statistics from device '{0}'".format(device)
            f.write(current_line)
        f.close()

        dev_config = self.config['devices'][device]
        if 'oids' in dev_config:
            for oid, metricName in dev_config['oids'].items():

                if (device, oid) in self.skip_list:
                    self.log.debug(
                        'Skipping OID '{0}' ({1}) on device '{2}''.format(
                            oid, metricName, device))
                    with open('/tmp/snmp.log', 'a') as f:
                        current_line = "Skipping OID '{0}' ({1}) on device '{2}'".format(
                            oid, metricName, device)
                        f.write(current_line)
                    f.close()                  
                    continue

                timestamp = time.time()
                value = self._get_value(device, oid, host, port, community)
                if value is None:
                    continue

                self.log.debug(
                    '\'{0}\' ({1}) on device \'{2}\' - value=[{3}]'.format(
                        oid, metricName, device, value))
                        
                with open('/tmp/snmp.log', 'a') as f:
                    current_line = "'{0}' ({1}) on device '{2}' - value=[{3}]".format(
                        oid, metricName, device, value)
                    f.write(current_line)
                f.close() 

                device_path = '{}.{}.{}'.format(
                    dev_config['node_id'],
                    device,
                    dev_config['node_instance_id']
                )
                path = '.'.join([self.config['path_prefix'], device_path,
                                 self.config['path_suffix'], metricName])
                metric = Metric(path=path, value=value, timestamp=timestamp,
                                precision=self._precision(value),
                                host=device_path, metric_type='GAUGE')
                self.publish_metric(metric)