Changeset 2060 for pykota/trunk

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Timestamp:
02/14/05 23:53:44 (20 years ago)
Author:
jalet
Message:

Now always precomputes the job's size with the internal PDL parser, and not
only when 'enforcement: strict' was set in pykota.conf

Location:
pykota/trunk
Files:
3 modified

Legend:

Unmodified
Added
Removed
  • pykota/trunk/bin/cupspykota

    r2057 r2060  
    2424# 
    2525# $Log$ 
     26# Revision 1.87  2005/02/14 22:53:44  jalet 
     27# Now always precomputes the job's size with the internal PDL parser, and not 
     28# only when 'enforcement: strict' was set in pykota.conf 
     29# 
    2630# Revision 1.86  2005/02/13 22:48:37  jalet 
    2731# Added the md5sum to the history 
     
    378382        """    
    379383        return 0 
     384         
     385    def genBanner(self, bannerfileorcommand) : 
     386        """Reads a banner or generates one through an external command. 
     387         
     388           Returns the banner's content in a format which MUST be accepted 
     389           by the printer. 
     390        """ 
     391        if bannerfileorcommand : 
     392            banner = "" # no banner by default 
     393            if os.access(bannerfileorcommand, os.X_OK) or not os.path.isfile(bannerfileorcommand) : 
     394                self.logdebug("Launching %s to generate a banner." % bannerfileorcommand) 
     395                child = popen2.Popen3(bannerfileorcommand, capturestderr=1) 
     396                banner = child.fromchild.read() 
     397                child.tochild.close() 
     398                child.childerr.close() 
     399                child.fromchild.close() 
     400                status = child.wait() 
     401                if os.WIFEXITED(status) : 
     402                    status = os.WEXITSTATUS(status) 
     403                self.printInfo(_("Banner generator %s exit code is %s") % (bannerfileorcommand, str(status))) 
     404            else : 
     405                self.logdebug("Using %s as the banner." % bannerfileorcommand) 
     406                try : 
     407                    fh = open(bannerfileorcommand, 'r') 
     408                except IOError, msg :     
     409                    self.printInfo("Impossible to open %s : %s" % (bannerfileorcommand, msg), "error") 
     410                else :     
     411                    banner = fh.read() 
     412                    fh.close() 
     413            if banner :         
     414                return cStringIO.StringIO(banner) 
     415     
     416    def startingBanner(self, printername) : 
     417        """Retrieves a starting banner for current printer and returns its content.""" 
     418        self.logdebug("Retrieving starting banner...") 
     419        return self.genBanner(self.config.getStartingBanner(printername)) 
     420     
     421    def endingBanner(self, printername) : 
     422        """Retrieves an ending banner for current printer and returns its content.""" 
     423        self.logdebug("Retrieving ending banner...") 
     424        return self.genBanner(self.config.getEndingBanner(printername)) 
    380425         
    381426    def getCupsConfigDirectives(self, directives=[]) : 
     
    480525            os.environ["PYKOTAPHASE"] = "BEFORE" 
    481526             
    482             # do we want strict or laxist quota enforcement ? 
    483             if self.config.getPrinterEnforcement(printer.Name) == "STRICT" : 
    484                 self.softwareJobSize = self.precomputeJobSize() 
    485                 self.softwareJobPrice = userpquota.computeJobPrice(self.softwareJobSize) 
    486                 self.logdebug("Precomputed job's size is %s pages, price is %s units" % (self.softwareJobSize, self.softwareJobPrice)) 
    487             os.environ["PYKOTAPRECOMPUTEDJOBSIZE"] = str(self.softwareJobSize) 
     527            # precomputes the job's price 
     528            self.softwareJobPrice = userpquota.computeJobPrice(self.softwareJobSize) 
    488529            os.environ["PYKOTAPRECOMPUTEDJOBPRICE"] = str(self.softwareJobPrice) 
     530            self.logdebug("Precomputed job's size is %s pages, price is %s units" % (self.softwareJobSize, self.softwareJobPrice)) 
    489531             
    490532            # if no data to pass to real backend, probably a filter 
  • pykota/trunk/bin/lprngpykota

    r2057 r2060  
    2424# 
    2525# $Log$ 
     26# Revision 1.15  2005/02/14 22:53:44  jalet 
     27# Now always precomputes the job's size with the internal PDL parser, and not 
     28# only when 'enforcement: strict' was set in pykota.conf 
     29# 
    2630# Revision 1.14  2005/02/13 22:48:37  jalet 
    2731# Added the md5sum to the history 
     
    137141        os.environ["PYKOTAPHASE"] = "BEFORE" 
    138142         
    139         # do we want strict or laxist quota enforcement ? 
    140         if self.config.getPrinterEnforcement(printer.Name) == "STRICT" : 
    141             self.softwareJobSize = self.precomputeJobSize() 
    142             self.softwareJobPrice = userpquota.computeJobPrice(self.softwareJobSize) 
    143             self.logdebug("Precomputed job's size is %s pages, price is %s units" % (self.softwareJobSize, self.softwareJobPrice)) 
    144         os.environ["PYKOTAPRECOMPUTEDJOBSIZE"] = str(self.softwareJobSize) 
     143        # precomputes the job's price 
     144        self.softwareJobPrice = userpquota.computeJobPrice(self.softwareJobSize) 
    145145        os.environ["PYKOTAPRECOMPUTEDJOBPRICE"] = str(self.softwareJobPrice) 
     146        self.logdebug("Precomputed job's size is %s pages, price is %s units" % (self.softwareJobSize, self.softwareJobPrice)) 
    146147         
    147148        # if no data to pass to real backend, probably a filter 
     
    251252            # retrieve the job size     
    252253            jobsize = self.accounter.getJobSize(printer) 
     254            if self.softwareJobSize and (jobsize != self.softwareJobSize) : 
     255                self.printInfo(_("Beware : computed job size (%s) != precomputed job size (%s)") % (jobsize, self.softwareJobSize), "error") 
    253256             
    254257            self.printMoreInfo(user, printer, _("Job size : %i") % jobsize) 
  • pykota/trunk/pykota/tool.py

    r2054 r2060  
    2222# 
    2323# $Log$ 
     24# Revision 1.150  2005/02/14 22:53:44  jalet 
     25# Now always precomputes the job's size with the internal PDL parser, and not 
     26# only when 'enforcement: strict' was set in pykota.conf 
     27# 
    2428# Revision 1.149  2005/02/13 22:02:29  jalet 
    2529# Big database structure changes. Upgrade script is now included as well as 
     
    11901194        self.jobdatastream = self.openJobDataStream() 
    11911195        self.checksum = self.computeChecksum() 
     1196        self.softwareJobSize = self.precomputeJobSize() 
     1197        os.environ["PYKOTAPRECOMPUTEDJOBSIZE"] = str(self.softwareJobSize) 
    11921198        os.environ["PYKOTAJOBSIZEBYTES"] = str(self.jobSizeBytes) 
    1193         self.logdebug("Job size is %s bytes" % self.jobSizeBytes) 
     1199        self.logdebug("Job size is %s bytes on %s pages." % (self.jobSizeBytes, self.softwareJobSize)) 
    11941200        self.logdebug("Capturing SIGTERM events.") 
    11951201        signal.signal(signal.SIGTERM, self.sigterm_handler) 
     
    13271333            self.logdebug("Executing post-hook [%s]" % posthook) 
    13281334            os.system(posthook) 
    1329  
    1330     def genBanner(self, bannerfileorcommand) : 
    1331         """Reads a banner or generates one through an external command. 
    1332          
    1333            Returns the banner's content in a format which MUST be accepted 
    1334            by the printer. 
    1335         """ 
    1336         if bannerfileorcommand : 
    1337             banner = "" # no banner by default 
    1338             if os.access(bannerfileorcommand, os.X_OK) or not os.path.isfile(bannerfileorcommand) : 
    1339                 self.logdebug("Launching %s to generate a banner." % bannerfileorcommand) 
    1340                 child = popen2.Popen3(bannerfileorcommand, capturestderr=1) 
    1341                 banner = child.fromchild.read() 
    1342                 child.tochild.close() 
    1343                 child.childerr.close() 
    1344                 child.fromchild.close() 
    1345                 status = child.wait() 
    1346                 if os.WIFEXITED(status) : 
    1347                     status = os.WEXITSTATUS(status) 
    1348                 self.printInfo(_("Banner generator %s exit code is %s") % (bannerfileorcommand, str(status))) 
    1349             else : 
    1350                 self.logdebug("Using %s as the banner." % bannerfileorcommand) 
    1351                 try : 
    1352                     fh = open(bannerfileorcommand, 'r') 
    1353                 except IOError, msg :     
    1354                     self.printInfo("Impossible to open %s : %s" % (bannerfileorcommand, msg), "error") 
    1355                 else :     
    1356                     banner = fh.read() 
    1357                     fh.close() 
    1358             if banner :         
    1359                 return cStringIO.StringIO(banner) 
    1360      
    1361     def startingBanner(self, printername) : 
    1362         """Retrieves a starting banner for current printer and returns its content.""" 
    1363         self.logdebug("Retrieving starting banner...") 
    1364         return self.genBanner(self.config.getStartingBanner(printername)) 
    1365      
    1366     def endingBanner(self, printername) : 
    1367         """Retrieves an ending banner for current printer and returns its content.""" 
    1368         self.logdebug("Retrieving ending banner...") 
    1369         return self.genBanner(self.config.getEndingBanner(printername)) 
    1370          
     1335             
    13711336    def printInfo(self, message, level="info") :         
    13721337        """Sends a message to standard error."""