skip very big files (50M) in zip tar and rar extractors

2012-10-04 08:22:33 +02:00
parent 2bb14cc6ff
commit b321b0babb
3 changed files with 25 additions and 4 deletions
@@ -45,10 +45,18 @@ class ZipExtractor:
        #self.em.rclog("extractone: [%s]" % ipath)
        docdata = ""
        try:
-            docdata = self.zip.read(ipath)
+            info = self.zip.getinfo(ipath)
+            # There could be a 4GB Iso in the zip. We have to set a limit
+            if info.file_size > 50 * 1024*1024:
+                self.em.rclog("extractone: entry %s size %d too big" %
+                              (ipath, info.file_size))
+                docdata = ""
+                #raise BadZipfile()
+            else:
+                docdata = self.zip.read(ipath)
            ok = True
        except Exception, err:
-#            self.em.rclog("extractone: failed: [%s]" % err)
+            self.em.rclog("extractone: failed: [%s]" % err)
            ok = False
        iseof = rclexecm.RclExecM.noteof
        if self.currentindex >= len(self.zip.namelist()) -1: