From 296c29714ce2ab8deb0c9461b074ef39493b770a Mon Sep 17 00:00:00 2001
From: Calin Crisan <ccrisan@gmail.com>
Date: Thu, 8 Jun 2017 22:46:34 +0300
Subject: [PATCH] add support for uploading to ftp server

---
 motioneye/mjpgclient.py       |   2 -
 motioneye/templates/main.html |   2 +-
 motioneye/uploadservices.py   | 102 ++++++++++++++++++++++++++++++++++
 3 files changed, 103 insertions(+), 3 deletions(-)

diff --git a/motioneye/mjpgclient.py b/motioneye/mjpgclient.py
index ecd4a05..dc9c656 100644
--- a/motioneye/mjpgclient.py
+++ b/motioneye/mjpgclient.py
@@ -279,8 +279,6 @@ def close_all(invalidate=False):
 
 
 def _garbage_collector():
-    logging.debug('running garbage collector for mjpg clients...')
-
     io_loop = IOLoop.instance()
     io_loop.add_timeout(datetime.timedelta(seconds=settings.MJPG_CLIENT_TIMEOUT), _garbage_collector)
 
diff --git a/motioneye/templates/main.html b/motioneye/templates/main.html
index 5292ae2..085ac74 100644
--- a/motioneye/templates/main.html
+++ b/motioneye/templates/main.html
@@ -423,7 +423,7 @@
                         <td class="settings-item-label"><span class="settings-item-label">Upload Service</span></td>
                         <td class="settings-item-value">
                             <select class="styled storage camera-config" id="uploadServiceSelect">
-<!--                                 <option value="ftp">FTP Server</option> -->
+                                <option value="ftp">FTP Server</option>
 <!--                                 <option value="sftp">SFTP Server</option> -->
 <!--                                 <option value="http">HTTP Server</option> -->
 <!--                                 <option value="https">HTTPS Server</option> -->
diff --git a/motioneye/uploadservices.py b/motioneye/uploadservices.py
index c389491..81961ee 100644
--- a/motioneye/uploadservices.py
+++ b/motioneye/uploadservices.py
@@ -15,10 +15,12 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+import ftplib
 import json
 import logging
 import mimetypes
 import os.path
+import StringIO
 import time
 import urllib
 import urllib2 
@@ -603,6 +605,106 @@ class Dropbox(UploadService):
         }
 
 
+class FTP(UploadService):
+    NAME = 'ftp'
+    CONN_LIFE_TIME = 60  # don't keep an FTP connection for more than 1 minute
+    
+    def __init__(self, camera_id, server=None, port=None, username=None, password=None, location=None, **kwargs):
+        self._server = server
+        self._port = port
+        self._username = username or 'anonymous'
+        self._password = password or ''
+        self._location = location
+
+        self._conn = None
+        self._conn_time = 0
+        
+        UploadService.__init__(self, camera_id)
+
+    def test_access(self):
+        try:
+            conn = self._get_conn()
+
+            path = self._make_dirs(self._location, conn=conn)
+            conn.cwd(path)
+
+            d = '%s' % int(time.time())
+            self.debug('creating test directory %s/%s' % (path, d))
+            conn.mkd(d)
+            conn.rmd(d)
+
+            return True
+
+        except Exception as e:
+            self.error(str(e), exc_info=True)
+
+            return str(e)
+
+    def upload_data(self, filename, mime_type, data):
+        path = os.path.dirname(filename)
+        filename = os.path.basename(filename)
+
+        conn = self._get_conn()
+        path = self._make_dirs(self._location + '/' + path, conn=conn)
+        conn.cwd(path)
+
+        self.debug('uploading %s of %s bytes' % (filename, len(data)))
+        conn.storbinary('STOR %s' % filename, StringIO.StringIO(data))
+
+        self.debug('upload done')
+
+    def dump(self):
+        return {
+            'server': self._server,
+            'port': self._port,
+            'username': self._username,
+            'password': self._password,
+            'location': self._location
+        }
+
+    def load(self, data):
+        if data.get('server') is not None:
+            self._server = data['server']
+        if data.get('port') is not None:
+            self._port = int(data['port'])
+        if data.get('username') is not None:
+            self._username = data['username']
+        if data.get('password') is not None:
+            self._password = data['password']
+        if data.get('location'):
+            self._location = data['location']
+
+    def _get_conn(self):
+        now = time.time()
+        if self._conn is None or now - self._conn_time > self.CONN_LIFE_TIME:
+            self.debug('creating connection to %s@%s:%s' % (self._username, self._server, self._port))
+            self._conn = ftplib.FTP()
+            self._conn.set_pasv(True)
+            self._conn.connect(self._server, port=self._port)
+            self._conn.login(self._username, self._password)
+            self._conn_time = now
+
+        return self._conn
+    
+    def _make_dirs(self, path, conn=None):
+        conn = conn or self._get_conn()
+        
+        path = path.split('/')
+        path = [p for p in path if p]
+        
+        self.debug('ensuring path /%s' % '/'.join(path))
+
+        conn.cwd('/')
+        for p in path:
+            l = conn.nlst()
+            if p not in l:
+                conn.mkd(p)
+
+            conn.cwd(p)
+        
+        return '/' + '/'.join(path)
+
+
 def get_authorize_url(service_name):
     cls = UploadService.get_service_classes().get(service_name)
 
-- 
2.39.5