Fixes #1750

stamparm · stamparm · commit 330791838943 · 2016-03-10T14:48:05.000+01:00
diff --git a/lib/core/common.py b/lib/core/common.py
@@ -2917,7 +2917,7 @@ def showHttpErrorCodes():
             msg += "could mean that some kind of protection is involved (e.g. WAF)"
             logger.debug(msg)
 
-def openFile(filename, mode='r', encoding=UNICODE_ENCODING, errors="replace", buffering=1):
+def openFile(filename, mode='r', encoding=UNICODE_ENCODING, errors="replace", buffering=1):  # "buffering=1" means line buffered (Reference: http://stackoverflow.com/a/3168436)
     """
     Returns file handle of a given filename
     """
diff --git a/lib/core/dump.py b/lib/core/dump.py
@@ -37,6 +37,7 @@
 from lib.core.exception import SqlmapValueException
 from lib.core.exception import SqlmapSystemException
 from lib.core.replication import Replication
+from lib.core.settings import DUMP_FILE_BUFFER_SIZE
 from lib.core.settings import HTML_DUMP_CSS_STYLE
 from lib.core.settings import IS_WIN
 from lib.core.settings import METADB_SUFFIX
@@ -449,7 +450,7 @@ def dbTableValues(self, tableValues):
                         dumpFileName = os.path.join(dumpDbPath, "%s.%s" % (_, conf.dumpFormat.lower()))
 
             appendToFile = os.path.isfile(dumpFileName) and any((conf.limitStart, conf.limitStop))
-            dumpFP = openFile(dumpFileName, "wb" if not appendToFile else "ab")
+            dumpFP = openFile(dumpFileName, "wb" if not appendToFile else "ab", buffering=DUMP_FILE_BUFFER_SIZE)
 
         count = int(tableValues["__infos__"]["count"])
         separator = str()
diff --git a/lib/core/settings.py b/lib/core/settings.py
@@ -20,7 +20,7 @@
 from lib.core.revision import getRevisionNumber
 
 # sqlmap version and site
-VERSION = "1.0.0.15"
+VERSION = "1.0.0.16"
 REVISION = getRevisionNumber()
 STABLE = VERSION.count('.') <= 2
 VERSION_STRING = "sqlmap/%s#%s" % (VERSION, "stable" if STABLE else "dev")
@@ -483,6 +483,10 @@
 # Only console display last n table rows
 TRIM_STDOUT_DUMP_SIZE = 256
 
+# Reference: http://stackoverflow.com/a/3168436
+# Reference: https://support.microsoft.com/en-us/kb/899149
+DUMP_FILE_BUFFER_SIZE = 1024
+
 # Parse response headers only first couple of times
 PARSE_HEADERS_LIMIT = 3
 
