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#
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# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of the License "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description:
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# Base Class for defining filter classes
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# All filter classes that get defined should derive from this base class
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#
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import errno
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import filter_interface
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import os
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import raptor
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import raptor_timing
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import sys
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class FilterTiming(filter_interface.Filter):
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"""
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Writes a logfile containing the timings for each Raptor process
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"""
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def open(self, raptor_instance):
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"""
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Open a log file with the same name as the Raptor log file, with
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'.timings' appended. This will contain only 'progress'
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timing tags from the Raptor output
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Parameters:
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raptor_instance - Raptor
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Instance of Raptor. FilterList usually passes in a cut-down
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version of Raptor containing only a few attributes
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"""
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self.raptor = raptor_instance
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self.logFileName = self.raptor.logFileName
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# insert the time into the log file name
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if self.logFileName:
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self.path = (self.logFileName.path.replace("%TIME",
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self.raptor.timestring) + ".timings")
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try:
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dirname = str(self.raptor.logFileName.Dir())
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if dirname and not os.path.isdir(dirname):
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os.makedirs(dirname)
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except os.error, e:
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if e.errno != errno.EEXIST:
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sys.stderr.write("%s : error: cannot create directory " +
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"%s\n" % (raptor.name, dirname))
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return False
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try:
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self.out = open(str(self.path), "w")
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except:
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self.out = None
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sys.stderr.write("%s : error: cannot write log %s\n" %\
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(raptor.name, self.path))
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return False
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self.start_times = {}
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self.all_durations = []
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self.namespace_written = False
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self.open_written = False
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return True
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def write(self, text):
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"""
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Write out any tags with a 'progress_' tagName
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"""
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if "<progress:discovery " in text:
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self.out.write(text)
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elif "<progress:start " in text:
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attributes = raptor_timing.Timing.extract_values(source = text)
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self.start_times[(attributes["object_type"] + attributes["task"] +
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attributes["key"])] = attributes["time"]
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elif "<progress:end " in text:
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attributes = raptor_timing.Timing.extract_values(source = text)
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duration = (float(attributes["time"]) -
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float(self.start_times[(attributes["object_type"] +
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attributes["task"] + attributes["key"])]))
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self.out.write(raptor_timing.Timing.custom_string(tag = "duration",
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object_type = attributes["object_type"],
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task = attributes["task"], key = attributes["key"],
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time = duration))
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self.all_durations.append(duration)
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elif text.startswith("<?xml ") and not self.namespace_written:
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self.out.write(text)
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self.namespace_written = True
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elif text.startswith("<buildlog ") and not self.open_written:
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self.out.write(text)
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self.open_written = True
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return True
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def summary(self):
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"""
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Print out extra timing info
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"""
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total_time = 0.0
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for duration in self.all_durations:
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total_time += duration
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self.out.write(raptor_timing.Timing.custom_string(tag = "duration",
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object_type = "all", task = "all", key = "all",
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time = total_time) + "</buildlog>\n")
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def close(self):
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"""
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Close the logfile
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"""
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try:
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self.out.close
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return True
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except:
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self.out = None
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return False
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