forked from Sysdeploy/collectd-btrfs
Peter Šurda
587877e5db
- now is "missing" instead of an empty string - this is triggered e.g. when mounting degraded mode. In normal operation it shouldn't happen - Fixes #1
39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
import re
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import btrfs
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import collectd
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PLUGIN = 'btrfs'
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TYPE_STATS = "device_stats"
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INTERVAL = 600
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def read_callback():
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"""Read Btrfs device information and dispatch values to collectd."""
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metric = collectd.Values()
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metric.plugin = PLUGIN
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mount_paths = btrfs.utils.mounted_filesystem_paths()
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for path in mount_paths:
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try:
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with btrfs.FileSystem(path) as fs:
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for device in list(fs.devices()):
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stats = fs.dev_stats(device.devid)
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dev_info = fs.dev_info(device.devid)
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metric.plugin_instance = re.sub(
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r'[^a-zA-Z0-9]',
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r'-',
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dev_info.path)[1:]
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if not metric.plugin_instance:
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metric.plugin_instance = "missing"
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for counter, value in stats.counters.items():
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metric.type_instance = counter
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metric.dispatch(TYPE_STATS, [value], interval=INTERVAL)
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except Exception as e:
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collectd.error("btrfs: read_callback: {}".format(e))
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collectd.debug("btrfs: read done")
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if __name__ != "__main__":
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# Register callbacks
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collectd.register_read(read_callback, INTERVAL)
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