[show]: If rotated syslog.1 file exists, concatenate output of syslog…

….1 and syslog (sonic-net#159)
Kalimuthu-Velappan · Dec 5, 2017 · 835825d · 835825d
1 parent f57427e
commit 835825d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/show/main.py b/show/main.py
@@ -493,7 +493,10 @@ def logging(process, lines, follow):
     if follow:
         run_command("sudo tail -f /var/log/syslog")
     else:
-        command = "sudo cat /var/log/syslog"
+        if os.path.isfile("/var/log/syslog.1"):
+            command = "sudo cat /var/log/syslog.1 /var/log/syslog"
+        else:
+            command = "sudo cat /var/log/syslog"
 
         if process is not None:
             command += " | grep '{}'".format(process)