add prototype of dovetail tool

JIRA: DOVETAIL-12

Change-Id: I1ee120ed8199589e1e7cbce9cbb55036e9e5f7ea
Signed-off-by: Leo Wang <grakiss.wanglei@huawei.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/scripts/utils/dovetail_utils.py b/scripts/utils/dovetail_utils.py
new file mode 100644
index 00000000..f79c6fc4
--- /dev/null
+++ b/scripts/utils/dovetail_utils.py
@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+#
+# jose.lausuch@ericsson.com
+# valentin.boucher@orange.com
+# grakiss.wanglei@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 sys
+import subprocess
+
+def exec_cmd(cmd, logger=None,
+                    exit_on_error=True,
+                    info=False,
+                    error_msg="",
+                    verbose=True):
+    if not error_msg:
+        error_msg = ("The command '%s' failed." % cmd)
+    msg_exec = ("Executing command: '%s'" % cmd)
+    if verbose:
+        if logger:
+            if info:
+                logger.info(msg_exec)
+            else:
+                logger.debug(msg_exec)
+        else:
+            print(msg_exec)
+    p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE,
+                         stderr=subprocess.STDOUT)
+    output = p.communicate()
+    for line in output[0].strip().split('\n'):
+        line = line.replace('\n', '') 
+        if logger:
+            if info:
+                logger.info(line)
+            else:
+                logger.debug(line)
+        else:
+            print line
+            sys.stdout.flush()
+
+    returncode = p.returncode
+    if returncode != 0:
+        if verbose:
+            if logger:
+                logger.error(error_msg)
+            else:
+                print(error_msg)
+        if exit_on_error:
+            sys.exit(1)
+
+    return returncode, output[0].strip()
+