mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-18 05:32:52 +00:00
40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
#!/usr/bin/python
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# coding=UTF-8
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# Displays a list of active parts - parts that are not overlapped by any other part.
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# Usage: `ls /var/lib/clickhouse/data/merge/visits | active_parts.py`
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import sys
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import re
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parts = {}
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for s in sys.stdin.read().split():
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m = re.match('^([0-9]{6})[0-9]{2}_([0-9]{6})[0-9]{2}_([0-9]+)_([0-9]+)_([0-9]+)$', s)
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if m == None:
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continue
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m1 = m.group(1)
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m2 = m.group(2)
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i1 = int(m.group(3))
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i2 = int(m.group(4))
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l = int(m.group(5))
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if m1 != m2:
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raise Exception('not in single month: ' + s)
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if m1 not in parts:
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parts[m1] = []
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parts[m1].append((i1, i2, l, s))
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for m, ps in sorted(parts.items()):
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ps.sort(key=lambda (i1, i2, l, s): (i1, -i2, -l))
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(x2, y2, l2, s2) = (-1, -1, -1, -1)
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for x1, y1, l1, s1 in ps:
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if x1 >= x2 and y1 <= y2 and l1 < l2 and (x1, y1) != (x2, y2): # 2 contains 1
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pass
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elif x1 > y2: # 1 is to the right of 2
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if x1 != y2 + 1 and y2 != -1:
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print # to see the missing numbers
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(x2, y2, l2, s2) = (x1, y1, l1, s1)
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print s1
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else:
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raise Exception('invalid parts intersection: ' + s1 + ' and ' + s2)
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print
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