collectd-python plugin to read data from ethermine.org

collectd.conf

<Plugin python>
    ModulePath "/home/imil/collectd"
    Import "ethermine"
    <Module ethermine>
        wallet "0xf00f00f00"
        interval "300"
        url "https://ethermine.org/api/miner_new"
    </Module>
</Plugin>

ethermine.py

from __future__ import division
import requests
import collectd

cfg = {
    'wallet': '0xf00b',
    'interval': '300',
    'url': 'http://localhost'
}

def readconf(config):
    for node in config.children:
        for k in ['wallet', 'interval', 'url']:
            if node.key == k:
                cfg[k] = node.values[0]
                collectd.info('{0} set to: {1}'.format(k, cfg[k]))

    cfg['url'] = '{0}/{1}'.format(cfg['url'], cfg['wallet'][2:])

def readvals():

    collectd.info('calling {0}'.format(cfg['url']))
    try:
        j = requests.get(cfg['url']).json()
    except ValueError, e:
        collectd.info(str(e))
        return

    val = [
        {
            'k': 'reportedHashRate',
            'v': j['reportedHashRate'].split()[0],
            't': 'gauge' 
        },
        {
            'k': 'unpaid',
            'v': float(j['unpaid']) / 1000000000000000000,
            't': 'gauge'
        },
        { 'k': 'usdPerMin', 'v': j['usdPerMin'], 't': 'gauge' }
    ]

    for v in val:
        c = collectd.Values(type = v['t'])
        c.plugin = v['k']
        c.dispatch(values = [v['v']])

collectd.register_config(readconf)
collectd.register_read(readvals, int(cfg['interval']))

@jedimstr did you have a look to the logs? Usually collectd logs to syslog and has pretty comprehensive output