From 914dca790fd169e969f634c2f3ab386f27ae6761 Mon Sep 17 00:00:00 2001
From: Alessandro Battilani <alessandro.battilani@gmail.com>
Date: Wed, 15 Apr 2020 23:24:47 +0200
Subject: [PATCH] read ini e send mail

---
 FtpCsvReceiver.py  | 63 +++++++++++++++++++++++++++++++++-------------
 ftpcsvreceiver.ini | 18 +++++++++++++
 2 files changed, 64 insertions(+), 17 deletions(-)

diff --git a/FtpCsvReceiver.py b/FtpCsvReceiver.py
index d403f29..55daac2 100755
--- a/FtpCsvReceiver.py
+++ b/FtpCsvReceiver.py
@@ -4,8 +4,11 @@ import sys
 import os
 import re
 import logging
-import argparse
+
+from smtplib import SMTP_SSL as SMTP # SMTP_SSL port 465
+from email.mime.text import MIMEText
 from configparser import ConfigParser
+
 from asebat.timefmt import timestamp_fmt as ts
 from asebat.timefmt import date_refmt as df
 
@@ -14,6 +17,8 @@ from pyftpdlib.servers import FTPServer
 from pyftpdlib.authorizers import UnixAuthorizer
 from pyftpdlib.filesystems import UnixFilesystem
 
+config = {}
+
 
 class ASEHandler(FTPHandler):
     def on_file_received(self, file):
@@ -60,25 +65,49 @@ class ASEHandler(FTPHandler):
             logging.info("PID {:>5} >> {} moved into {}.".format(os.getpid(), filenameExt, newFilename))
         except OSError:
             logging.error("PID {:>5} >> Error to move {} into {}.".format(os.getpid(), filenameExt, newFilename))
+            send_mail("Error", "OS error move " + filenameExt + " to " + newFilename)
 
     def on_incomplete_file_received(self, file):
         # remove partially uploaded files
         os.remove(file)
 
+
+def read_config():
+    c = ConfigParser()
+    c.read(['/etc/ase/ftpcsvreceiver.ini',
+            '/home/alex/devel/python/ftpcsvreceiver.ini'])
+
+    config["firstport"]   = c.getint('ftpserver', 'firstport')
+    config["logfilename"] = c.get('ftpserver', 'logfilename')
+    config["proxyaddr"]   = c.get('ftpserver', 'proxyaddr')
+    config["smtphost"]    = c.get('mailserver', 'hostname')
+    config["smtpport"]    = c.getint('mailserver', 'port')
+    config["sender"]      = c.get('mailserver', 'sender')
+    config["password"]    = c.get('mailserver', 'password')
+    config["receivers"]   = c.get('mailserver', 'receivers')
+    config["message"]     = c.get('mailserver', 'message')
+    config["subject"]     = c.get('mailserver', 'subject')
+    config["debuglevel"]  = c.getint('mailserver', 'debug')
+
+def send_mail(sev, msg):
+    msg = MIMEText(config["message"] + " " + msg)
+    msg['Subject'] = config["subject"] + " " + sev
+    msg['From'] = config["sender"]
+    msg['To'] = config["receivers"]
+
+    conn = SMTP(config["smtphost"])
+    conn.set_debuglevel(config["debuglevel"])
+    conn.login(config["sender"], config["password"])
+    try:
+        conn.sendmail(config["sender"], config["receivers"], msg.as_string())
+    except:
+        logging.info("PID {:>5} >> Mail failed: {}.".format(os.getpid(), "CUSTOM_ERROR"))
+    finally:
+        conn.quit()
+
 def main():
 
-    config =ConfigParser()
-    config.read('/etc/ase/ftpcsv.receiver.ini')
-    firstport = config.get('ftpserver', 'firstport')
-    logfilename = config.get('ftpserver', 'logfilename')
-    proxyaddr = config.get('ftpserver', 'proxyaddr')
-     
-
-    parser = argparse.ArgumentParser()
-    parser.add_argument("-l", "--logfilename", help="log file", required=True)
-    parser.add_argument("-p", "--port", help="passive port range start", type=int, required=True)
-    parser.add_argument("-x", "--proxy", help="proxy address", required=True)
-    args = parser.parse_args()
+    read_config()
 
     try:
         authorizer = UnixAuthorizer(
@@ -86,18 +115,18 @@ def main():
         handler = ASEHandler
         handler.authorizer = authorizer
         handler.abstracted_fs = UnixFilesystem
-        handler.masquerade_address = args.proxy
-        _range = list(range(args.port, args.port + 20))
+        handler.masquerade_address = config["proxyaddr"]
+        _range = list(range(config["firstport"], config["firstport"] + 20))
         handler.passive_ports = _range
 
         logging.basicConfig(format='%(asctime)s %(message)s',
-                            filename="/var/log/" + args.logfilename, level=logging.INFO)
+                            filename="/var/log/" + config["logfilename"], level=logging.INFO)
 
         server = FTPServer(('0.0.0.0', 21), handler)
         
         server.serve_forever()
     except KeyboardInterrupt:
-        logging.info("PID {:>5} >> Error: {}.".format(os.getpid(), "Shutdown requested...exiting"))
+        logging.info("PID {:>5} >> Info: {}.".format(os.getpid(), "Shutdown requested...exiting"))
     except Exception:
         print("{} - PID {:>5} >> Error: {}.".format(ts.timestamp("log"), os.getpid(), sys.exc_info()[1]))
         
diff --git a/ftpcsvreceiver.ini b/ftpcsvreceiver.ini
index e69de29..2424252 100644
--- a/ftpcsvreceiver.ini
+++ b/ftpcsvreceiver.ini
@@ -0,0 +1,18 @@
+[ftpserver]
+  firstport = 40000
+  logfilename = ftppylog.log
+  proxyaddr = 0.0.0.0
+
+[mailserver]
+  hostname = smtps.aruba.it
+  port = 465
+  sender = alessandro.battilani@aseltd.eu
+  password = taylor1964NFL!
+  receivers = alessandro.battilani@gmail.com
+  message = prova messaggio
+                
+                bbbbb
+                ccccc
+  subject = ciao a domani
+  debug = 0
+  
\ No newline at end of file