author | Tero Marttila <terom@fixme.fi> |
Mon, 09 Feb 2009 07:15:19 +0200 | |
changeset 62 | e7ca94b94a4e |
parent 50 | f13cf27a360b |
child 64 | cdb6403c2498 |
permissions | -rw-r--r-- |
50
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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1 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
2 |
Parse log data into log_events |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
3 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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4 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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5 |
import datetime |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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6 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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7 |
import log_line |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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8 |
from log_line import LogTypes |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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9 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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10 |
class LogParser (object) : |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
11 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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12 |
Abstract interface |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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13 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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14 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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15 |
def __init__ (self, tz, timestamp_fmt="%H:%M:%S") : |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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16 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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17 |
Setup the parser to use the given format for line timestamps, which are of the given timezone |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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18 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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20 |
self.tz = tz |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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21 |
self.timestamp_fmt = timestamp_fmt |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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23 |
def parse_lines (self, lines, date=None) : |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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24 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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25 |
Parse the given (iterable) lines of unicode text into a LogEvent, no trailing newline. |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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26 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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27 |
Giving date lets the parser build full timestamps, otherwise, unless line timestamps have full date |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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28 |
information, event timestamps will have a date component of 1900/1/1. |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
29 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
30 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
31 |
abstract |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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32 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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34 |
class IrssiParser (LogParser) : |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
35 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
36 |
A parser for irssi logfiles |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
37 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
39 |
def parse_lines (self, lines, date=None) : |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
40 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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41 |
Parse the given lines, yielding LogEvents. |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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42 |
""" |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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43 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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44 |
for line in lines : |
f13cf27a360b
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Tero Marttila <terom@fixme.fi>
parents:
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45 |
# status lines |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
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parents:
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46 |
if line.startswith('---') : |
f13cf27a360b
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Tero Marttila <terom@fixme.fi>
parents:
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47 |
# XXX: handle these |
f13cf27a360b
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Tero Marttila <terom@fixme.fi>
parents:
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48 |
continue |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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49 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
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50 |
# normal lines |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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51 |
else : |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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52 |
# XXX: only parse timestamps for now |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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timestamp, data = line.split(' ', 1) |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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54 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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55 |
# parse timestamp into naive datetime |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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56 |
dt = datetime.datetime.strptime(timestamp, self.timestamp_fmt) |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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# override date? |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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59 |
if date : |
f13cf27a360b
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Tero Marttila <terom@fixme.fi>
parents:
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60 |
dt = dt.replace(year=date.year, month=date.month, day=date.day) |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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61 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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62 |
# now localize with timezone |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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63 |
dtz = self.tz.localize(dt) |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
|
64 |
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f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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65 |
# yield raw events |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
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66 |
yield log_line.LogLine(LogTypes.RAW, dtz, None, data) |
f13cf27a360b
implement more LogSource features (logs for date, cleanup last_logs), implement irssi parser, formatter, other misc. stuff
Tero Marttila <terom@fixme.fi>
parents:
diff
changeset
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67 |