52 lines
1.2 KiB
Python
52 lines
1.2 KiB
Python
#!/usr/bin/env python3
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from subprocess import check_output
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pools = check_output(
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['/usr/sbin/zpool', 'list', '-Hpo', 'name,allocated,size'],
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env={
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'LC_ALL': 'C',
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},
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).decode('UTF-8')
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datasets = check_output(
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['/usr/sbin/zfs', 'list', '-Hpo', 'name,usedbydataset,usedsnap,compressratio'],
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env={
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'LC_ALL': 'C',
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},
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).decode('UTF-8')
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zpools = {}
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for line in pools.splitlines():
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name, used, total = line.split()
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zpools[name] = {
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'used': used,
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'total': total,
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}
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print('zfs_pool,pool={} size={}i,used={}i'.format(name, total, used))
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for line in datasets.splitlines():
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name, used, usedsnap, compressratio = line.split()
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pool = name.split('/')[0]
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if '/' not in name:
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# covered by pool metrics above
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continue
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if pool not in zpools:
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raise Exception('BUG: {} in datasets, but {} not in pools'.format(name, pool))
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if compressratio[-1] == 'x':
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compressratio = compressratio[:-1]
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print('zfs_dataset,pool={},dataset={} used={}i,usedsnap={}i,compressratio={}'.format(
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pool,
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name,
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used,
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usedsnap,
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compressratio,
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))
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