hashtopolis · s3inlc · Feb 11, 2020 · Jun 24, 2019 · Jun 24, 2019 · Jun 26, 2019
diff --git a/.gitignore b/.gitignore
@@ -10,3 +10,4 @@ __pycache__
 *.zip
 .idea
 venv
+lock.pid
diff --git a/README.md b/README.md
@@ -110,6 +110,8 @@ In order to use the multicast distribution for files, please make sure that the
 
 The list contains all Hashcat versions with which the client was tested and is able to work with (other versions might work):
 
+* 6.0.0
+* 5.1.0
 * 5.0.0
 * 4.2.1
 * 4.2.0

diff --git a/__main__.py b/__main__.py
@@ -175,9 +175,14 @@ def loop():
             task_change = True
             task.reset_task()
             continue
-        # if prince is used, make sure it's downloaded
-        if task.get_task()['usePrince']:
-            binaryDownload.check_prince()
+        # if prince is used, make sure it's downloaded (deprecated, as preprocessors are integrated generally now)
+        if 'usePrince' in task.get_task() and task.get_task()['usePrince']:
+            if not binaryDownload.check_prince():
+                continue
+        # if preprocessor is used, make sure it's downloaded
+        if 'usePreprocessor' in task.get_task() and task.get_task()['usePreprocessor']:
+            if not binaryDownload.check_preprocessor(task):
+                continue
         # check if all required files are present
         if not files.check_files(task.get_task()['files'], task.get_task()['taskId']):
             task.reset_task()
@@ -204,7 +209,7 @@ def loop():
             continue
         elif chunk_resp == -1:
             # measure keyspace
-            if not cracker.measure_keyspace(task.get_task(), chunk):  # failure case
+            if not cracker.measure_keyspace(task, chunk):  # failure case
                 task.reset_task()
             continue
         elif chunk_resp == -3:
@@ -249,7 +254,7 @@ def loop():
 
         # run chunk
         logging.info("Start chunk...")
-        cracker.run_chunk(task.get_task(), chunk.chunk_data())
+        cracker.run_chunk(task.get_task(), chunk.chunk_data(), task.get_preprocessor())
         if cracker.agent_stopped():
             # if the chunk was aborted by a stop from the server, we need to ask for a task again first
             task.reset_task()

diff --git a/changelog.md b/changelog.md
@@ -1,3 +1,14 @@
+## v0.5.0 -> v0.6.0
+
+### Features
+
+* Generic integration of preprocessors.
+* Added compatibility for newer Hashcat versions with different outfile format specification.
+
+### Bugfixes
+
+* Fixed crash handling on generic cracker for invalid binary names
+
 ## v0.4.0 -> v0.5.0
 
 ### Enhancements

diff --git a/htpclient/binarydownload.py b/htpclient/binarydownload.py
@@ -132,6 +132,45 @@ def check_prince(self):
             os.rmdir("temp")
             logging.debug("PRINCE downloaded and extracted")
         return True
+
+    def check_preprocessor(self, task):
+        logging.debug("Checking if requested preprocessor is present...")
+        path = "preprocessor/" + str(task.get_task()['preprocessor']) + "/"
+        query = copy_and_set_token(dict_downloadBinary, self.config.get_value('token'))
+        query['type'] = 'preprocessor'
+        query['preprocessorId'] = task.get_task()['preprocessor']
+        req = JsonRequest(query)
+        ans = req.execute()
+        if ans is None:
+            logging.error("Failed to load preprocessor settings!")
+            sleep(5)
+            return False
+        elif ans['response'] != 'SUCCESS' or not ans['url']:
+            logging.error("Getting preprocessor settings failed: " + str(ans))
+            sleep(5)
+            return False
+        else:
+            task.set_preprocessor(ans)
+            if os.path.isdir(path):  # if it already exists, we don't need to download it
+                logging.debug("Preprocessor is already downloaded")
+                return True
+            logging.debug("Preprocessor not found, download...")
+            if not Download.download(ans['url'], "temp.7z"):
+                logging.error("Download of preprocessor failed!")
+                sleep(5)
+                return False
+            if Initialize.get_os() == 1:
+                os.system("7zr" + Initialize.get_os_extension() + " x -otemp temp.7z")
+            else:
+                os.system("./7zr" + Initialize.get_os_extension() + " x -otemp temp.7z")
+            for name in os.listdir("temp"):  # this part needs to be done because it is compressed with the main subfolder of prince
+                if os.path.isdir("temp/" + name):
+                    os.rename("temp/" + name, path)
+                    break
+            os.unlink("temp.7z")
+            os.rmdir("temp")
+            logging.debug("Preprocessor downloaded and extracted")
+        return True
 
     def check_version(self, cracker_id):
         path = "crackers/" + str(cracker_id) + "/"
-Original file line number
+Diff line change
@@ Expand Up / @@ -10,3 +10,4 @@ __pycache__ @@
     *.zip
     .idea
     venv
+    lock.pid