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-rw-r--r--python/vyos/util.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/python/vyos/util.py b/python/vyos/util.py
index 8b3de7999..11a75c14b 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -14,6 +14,7 @@
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
import re
+import psutil
def colon_separated_to_dict(data_string, uniquekeys=False):
@@ -63,3 +64,9 @@ def colon_separated_to_dict(data_string, uniquekeys=False):
pass
return data
+
+def process_running(pid_file):
+ """ Checks if a process with PID in pid_file is running """
+ with open(pid_file, 'r') as f:
+ pid = f.read().strip()
+ return psutil.pid_exists(int(pid))