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package-builder: show 100 lines of log on failure

Change-Id: Iad46f6a5e47b9b1343f2d10ccd01ffa1fa7f1e3a
Reviewed-on: http://photon-jenkins.eng.vmware.com:8082/1321
Tested-by: gerrit-photon <photon-checkins@vmware.com>
Reviewed-by: Vinay Kulkarni <kulkarniv@vmware.com>

Alexey Makhalov authored on 2016/08/26 14:59:07
Showing 1 changed files
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@@ -124,7 +124,7 @@ class PackageBuilder(object):
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             self.logger.error("Failed while building package:" + package)
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             self.logger.debug("Chroot with ID: " + chrootID + " not deleted for debugging.")
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             logFileName = os.path.join(destLogPath, package + ".log")
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-            fileLog = os.popen('tail -n 20 ' + logFileName).read()
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+            fileLog = os.popen('tail -n 100 ' + logFileName).read()
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             self.logger.debug(fileLog)
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             raise e
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         if chrootID is not None: