Do not loop by default.

urlchecker_http.py

@@ -26,7 +26,7 @@ class BotError(Exception):
 class WebBot:
     def __init__(self):
         self.config = configparser.ConfigParser(empty_lines_in_values=False)
-        self.config[CONFIG_SECTION] = {"INTERVAL": 60}
+        self.config[CONFIG_SECTION] = {"INTERVAL": -1}
 
     def initDB(self, sqlite_path):
         self._db = LogDB(sqlite_path)
@@ -98,7 +98,12 @@ class WebBot:
 
         # Get the list of available IPv4 frontend CDN
         hostname = parsed_url.hostname
-        dns_info_list = socket.getaddrinfo(hostname, "http", socket.AF_INET)
+        try:
+            dns_info_list = socket.getaddrinfo(
+                hostname, "http", socket.AF_INET
+            )
+        except socket.gaierror:
+            dns_info_list = []
         ip_list = [x[4][0] for x in dns_info_list]
 
         for ip in ip_list:
@@ -149,8 +154,8 @@ class WebBot:
         u = miniupnpc.UPnP()
         u.discoverdelay = 200
         u.discover()
-        u.selectigd()
         try:
+            u.selectigd()
             print("external ip: {}".format(u.externalipaddress()))
         except Exception:
             pass
@@ -159,7 +164,11 @@ class WebBot:
         try:
             while self._running:
                 self.iterateLoop()
-                time.sleep(self.config.getint(CONFIG_SECTION, "INTERVAL"))
+                interval = self.config.getint(CONFIG_SECTION, "INTERVAL")
+                if interval < 0:
+                    self.stop()
+                else:
+                    time.sleep(interval)
         except KeyboardInterrupt:
             self.stop()
         except: