Merge pull request #443 from volatilityfoundation/feature/cache-path-override

Feature/cache path override

volatility3/cli/__init__.py

@@ -160,6 +160,10 @@ class CommandLine:
                             help = "Clears out all short-term cached items",
                             default = False,
                             action = 'store_true')
+        parser.add_argument("--cache-path",
+                            help = "Change the default path ({}) used to store the cache".format(constants.CACHE_PATH),
+                            default = constants.CACHE_PATH,
+                            type = str)
 
         # We have to filter out help, otherwise parse_known_args will trigger the help message before having
         # processed the plugin choice or had the plugin subparser added.
@@ -179,6 +183,9 @@ class CommandLine:
             volatility3.symbols.__path__ = [os.path.abspath(p)
                                             for p in partial_args.symbol_dirs.split(";")] + constants.SYMBOL_BASEPATHS
 
+        if partial_args.cache_path:
+            constants.CACHE_PATH = partial_args.cache_path
+
         if partial_args.log:
             file_logger = logging.FileHandler(partial_args.log)
             file_logger.setLevel(1)

volatility3/cli/volshell/__init__.py

@@ -90,6 +90,10 @@ class VolShell(cli.CommandLine):
                             help = "Clears out all short-term cached items",
                             default = False,
                             action = 'store_true')
+        parser.add_argument("--cache-path",
+                            help = "Change the default path ({}) used to store the cache".format(constants.CACHE_PATH),
+                            default = constants.CACHE_PATH,
+                            type = str)
 
         # Volshell specific flags
         os_specific = parser.add_mutually_exclusive_group(required = False)
@@ -113,6 +117,9 @@ class VolShell(cli.CommandLine):
             volatility3.symbols.__path__ = [os.path.abspath(p)
                                             for p in partial_args.symbol_dirs.split(";")] + constants.SYMBOL_BASEPATHS
 
+        if partial_args.cache_path:
+            constants.CACHE_PATH = partial_args.cache_path
+
         vollog.info("Volatility plugins path: {}".format(volatility3.plugins.__path__))
         vollog.info("Volatility symbols path: {}".format(volatility3.symbols.__path__))