Implements #5295

lib/core/optiondict.py

@@ -204,6 +204,7 @@ optDict = {
 
     "General": {
         "trafficFile": "string",
+        "abortOnEmpty": "boolean",
         "answers": "string",
         "batch": "boolean",
         "base64Parameter": "string",

lib/core/settings.py

@@ -20,7 +20,7 @@ from thirdparty import six
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.7.1.7"
+VERSION = "1.7.1.8"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)

lib/parse/cmdline.py

@@ -628,6 +628,9 @@ def cmdLineParser(argv=None):
         general.add_argument("-t", dest="trafficFile",
             help="Log all HTTP traffic into a textual file")
 
+        general.add_argument("--abort-on-empty", dest="abortOnEmpty", action="store_true",
+            help="Abort data retrieval on empty results")
+
         general.add_argument("--answers", dest="answers",
             help="Set predefined answers (e.g. \"quit=N,follow=N\")")
 

lib/request/inject.py

@@ -501,10 +501,15 @@ def getValue(expression, blind=True, union=True, error=True, time=True, fromUser
     kb.safeCharEncode = False
 
     if not any((kb.testMode, conf.dummy, conf.offline, conf.noCast, conf.hexConvert)) and value is None and Backend.getDbms() and conf.dbmsHandler and kb.fingerprinted:
-        warnMsg = "in case of continuous data retrieval problems you are advised to try "
-        warnMsg += "a switch '--no-cast' "
-        warnMsg += "or switch '--hex'" if hasattr(queries[Backend.getIdentifiedDbms()], "hex") else ""
-        singleTimeWarnMessage(warnMsg)
+        if conf.abortOnEmpty:
+            errMsg = "aborting due to empty data retrieval"
+            logger.critical(errMsg)
+            raise SystemExit
+        else:
+            warnMsg = "in case of continuous data retrieval problems you are advised to try "
+            warnMsg += "a switch '--no-cast' "
+            warnMsg += "or switch '--hex'" if hasattr(queries[Backend.getIdentifiedDbms()], "hex") else ""
+            singleTimeWarnMessage(warnMsg)
 
     # Dirty patch (MSSQL --binary-fields with 0x31003200...)
     if Backend.isDbms(DBMS.MSSQL) and conf.binaryFields:

sqlmap.conf

@@ -702,6 +702,9 @@ sessionFile =
 # Log all HTTP traffic into a textual file.
 trafficFile = 
 
+# Abort data retrieval on empty results.
+abortOnEmpty = False
+
 # Set predefined answers (e.g. "quit=N,follow=N").
 answers =