ldap_netdb: Add -v option to cron job and skip localhost

roles/ldap_netdb/files/netdb-update.py

@@ -115,14 +115,18 @@ def parse_objectclass(data):
     return objclass
 
 
-def main():
+def main(verbose):
     requests.packages.urllib3.disable_warnings(SubjectAltNameWarning)
     syslog.openlog(
         sys.argv[0].split("/")[-1], logoption=syslog.LOG_PID, facility=syslog.LOG_DAEMON
     )
     (conn, basedn) = ldap_connect()
     for (hostname, mtime) in get_hostlist():
+        if hostname in ("localhost"):
+            continue
         dn = f"cn={hostname},ou=Hosts,{basedn}"
+        if verbose:
+            print(f"Processing entry {dn}")
         result = conn.search(
             search_base=dn,
             search_scope=ldap3.BASE,
@@ -162,6 +166,12 @@ def main():
 
 if __name__ == "__main__":
     try:
-        main()
+        verbose = False
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-v":
+                verbose = True
+            else:
+                print(f"Usage: {sys.argv[0]} [-v]", file=sys.stderr)
+        main(verbose)
     except KeyboardInterrupt:
         sys.exit(1)