1 files changed, 17 insertions, 2 deletions
diff --git a/python/vyos/util.py b/python/vyos/util.py
index c827425ee..291ce64ea 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -24,12 +24,12 @@ def debug(flag):
     # - developer: the code will drop into PBD on un-handled exception
     # - ifconfig: prints command and sysfs access on stdout for interface
     if flag not in ['developer', 'ifconfig']:
-        return False
+        return ''
     return flag if os.path.isfile(f'/tmp/vyos.{flag}.debug') else ''
 
 
 def debug_msg(message, section=''):
-    if section:
+    if debug(section):
         print(f'DEBUG/{section:<6} {message}')
 
 
@@ -92,6 +92,21 @@ def cmd(command, section='', shell=None, input=None, timeout=None, env=None,
     return decoded
 
 
+def call(command, section='', shell=None, input=None, timeout=None, env=None,
+        universal_newlines=None, stdout=PIPE, stderr=STDOUT, decode=None):
+    """ does not raise exception on error, returns error code, print output """
+    out, code = popen(
+        command, section,
+        stdout=stdout, stderr=stderr,
+        input=input, timeout=timeout,
+        env=env, shell=shell,
+        universal_newlines=universal_newlines,
+        decode=decode,
+    )
+    print(out)
+    return code
+
+
 def read_file(path):
     """ Read a file to string """
     with open(path, 'r') as f: