dns-forwarding: T2298: fix path to control file

After migrating PowerDNS to systemd and also its configuration files to a
volatile directory in commit 77d725f ("dns-forwarding: T2185: move configuration
files to volatile /run directory") the path for the control file has not
been altered and pushed to the client rec_control binary"

1 files changed, 11 insertions, 0 deletions

diff --git a/python/vyos/util.py b/python/vyos/util.py
index 49c47cd85..7558bd3b1 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -268,6 +268,17 @@ def process_running(pid_file):
     return pid_exists(int(pid))
 
 
+def process_named_running(name):
+    """ Checks if process with given name is running and returns its PID.
+    If Process is not running, return None
+    """
+    from psutil import process_iter
+    for p in process_iter():
+        if name in p.name():
+            return p.pid
+    return None
+
+
 def seconds_to_human(s, separator=""):
     """ Converts number of seconds passed to a human-readable
     interval such as 1w4d18h35m59s