1 files changed, 66 insertions, 0 deletions
diff --git a/utils/dispatcher/file.py b/utils/dispatcher/file.py
new file mode 100644
index 00000000..6e1df828
--- /dev/null
+++ b/utils/dispatcher/file.py
@@ -0,0 +1,66 @@
+##############################################################################
+# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
+# liangqi1@huawei.com matthew.lijun@huawei.com
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+import logging
+import json
+
+from oslo_config import cfg
+
+from utils.dispatcher.base import Base as DispatchBase
+
+CONF = cfg.CONF
+opts = [
+    cfg.StrOpt('file_path',
+               default='/tmp/bottlenecks.out',
+               help='Name and the location of the file to record '
+                    'data.'),
+    cfg.IntOpt('max_bytes',
+               default=0,
+               help='The max size of the file.'),
+    cfg.IntOpt('backup_count',
+               default=0,
+               help='The max number of the files to keep.'),
+]
+CONF.register_opts(opts, group="dispatcher_file")
+
+
+class FileDispatcher(DispatchBase):
+    """Dispatcher class for recording data to a file.
+    """
+
+    __dispatcher_type__ = "File"
+
+    def __init__(self, conf):
+        super(FileDispatcher, self).__init__(conf)
+        self.log = None
+
+        # if the directory and path are configured, then log to the file
+        if CONF.dispatcher_file.file_path:
+            dispatcher_logger = logging.Logger('dispatcher.file')
+            dispatcher_logger.setLevel(logging.INFO)
+            # create rotating file handler which logs result
+            rfh = logging.handlers.RotatingFileHandler(
+                self.conf.get('file_path', CONF.dispatcher_file.file_path),
+                maxBytes=CONF.dispatcher_file.max_bytes,
+                backupCount=CONF.dispatcher_file.backup_count,
+                encoding='utf8')
+
+            rfh.setLevel(logging.INFO)
+            # Only wanted the data to be saved in the file, not the
+            # project root logger.
+            dispatcher_logger.propagate = False
+            dispatcher_logger.addHandler(rfh)
+            self.log = dispatcher_logger
+
+    def record_result_data(self, data):
+        if self.log:
+            self.log.info(json.dumps(data))
+
+    def flush_result_data(self):
+        pass