1.由于ping需要sudo，所以单独拿出来。

.gitignore

@@ -6,4 +6,4 @@ include/
 lib/
 .idea
 config.json
-
+run_ping.sh

main.py

@@ -2,10 +2,8 @@
 
 import downloader
 import config
-import ping
 
 if __name__ == "__main__":
     config.init_config()
     downloader.download_file()
-    ping.ping()
     print("Finished.")

ping.py

@@ -1,30 +1,9 @@
+#!/usr/bin/python
+
 import config
-import urllib.parse as parse
+import ping
-import ping3
-import model
-import datetime
-
-
-def ping():
-    servers = config.get_servers()
-    execution_datetime = datetime.datetime.now()
-    print("Ping at {time}".format(time=execution_datetime))
-    for server_name in servers:
-        server = servers[server_name]
-        url = server["url"]
-        named_tup = parse.urlparse(url)
-        netloc = named_tup.netloc
-        port_loc = netloc.find(":")
-        if port_loc > 0:
-            addr = netloc[0:port_loc]
-        else:
-            addr = netloc
-        ping_delay = ping3.ping(addr, timeout=5) * 1000  # in millionsecond
-        print('Ping delay for {serv} is {ping_val}'.format(serv=server_name,ping_val=ping_delay))
-        model.add_ping_record(execution_datetime, server_name, ping_delay)
-
 
 if __name__ == "__main__":
     config.init_config()
-    ping()
+    ping.ping()
-    pass
+    print("Finished.")