From f095b4818cdf39bd4ff4c13ddcd44c942cd2661d Mon Sep 17 00:00:00 2001
From: Theo Arends <mhtarends@gmail.com>
Date: Thu, 17 May 2018 16:13:30 +0200
Subject: [PATCH 1/2] Add python firmware server

Python firmware server can provide binary OTA images to Tasmota. See
README for usage. Tested on Linux.
---
 api/fw-server.py | 72 ++++++++++++++++++++++++++++++++++++++++++++++++
 api/fw/README    |  3 ++
 2 files changed, 75 insertions(+)
 create mode 100644 api/fw-server.py
 create mode 100644 api/fw/README

diff --git a/api/fw-server.py b/api/fw-server.py
new file mode 100644
index 000000000..34f6c7270
--- /dev/null
+++ b/api/fw-server.py
@@ -0,0 +1,72 @@
+#!/usr/bin/env python3
+
+"""
+  fw-server.py - firmware server for Sonoff-Tasmota OTA upgrade
+
+  Copyright (C) 2018 Gennaro Tortone
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+Requirements:
+   - Python3
+   - pip install netifaces flask
+
+Instructions:
+    Copy Sonoff-Tasmota firmware binary files in 'fw' directory.
+    A set of prebuilt files can be downloaded by Sonoff-Tasmota release page:
+        https://github.com/arendst/Sonoff-Tasmota/releases
+
+    Configure your Sonoff-Tasmota device with your fw-server URL:
+        Firmware Upgrade -> Upgrade by web server
+            http://<ip_address>:5000/sonoff-minimal.bin
+
+Usage:
+   ./fw-server.py -d <net_iface>   (default: eth0)
+
+Example:
+    ./fw-server.py -d wlan0
+"""
+
+import io
+import os.path
+from sys import exit
+from flask import Flask, send_file
+from optparse import OptionParser
+import netifaces as ni
+
+parser = OptionParser()
+parser.add_option("-d", "--dev", action="store", type="string",
+                  dest="netdev", default="eth0", help="network interface (default: eth0)")
+(options, args) = parser.parse_args()
+
+try:
+    netip = ni.ifaddresses(options.netdev)[ni.AF_INET][0]['addr']
+except Exception as e:
+    print("E: network interface error - {}".format(e))
+    exit(1)
+
+app = Flask(__name__)
+
+@app.route('/<filename>')
+def fw(filename):
+   if(os.path.exists("fw/" + str(filename))):
+      return send_file("fw/" + str(filename), attachment_filename=filename, mimetype='application/octet-stream')
+   else:
+      return("ERROR: file not found")
+
+if __name__ == "__main__":
+    try:
+        app.run(host=netip)
+    except Exception as e:
+        print("E: {}".format(e))
\ No newline at end of file
diff --git a/api/fw/README b/api/fw/README
new file mode 100644
index 000000000..c29367442
--- /dev/null
+++ b/api/fw/README
@@ -0,0 +1,3 @@
+Copy Sonoff-Tasmota firmware binary files in this directory.
+A set of prebuilt files can be downloaded by Sonoff-Tasmota release page:
+https://github.com/arendst/Sonoff-Tasmota/releases
\ No newline at end of file

From 0356a90805d4372ba0e934c91d9b70aa5ab80e2f Mon Sep 17 00:00:00 2001
From: Gennaro Tortone <gennaro.tortone@na.infn.it>
Date: Thu, 17 May 2018 18:03:02 +0200
Subject: [PATCH 2/2] fw-server: add ip option

---
 api/fw-server.py | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)
 mode change 100644 => 100755 api/fw-server.py

diff --git a/api/fw-server.py b/api/fw-server.py
old mode 100644
new mode 100755
index 34f6c7270..867d89709
--- a/api/fw-server.py
+++ b/api/fw-server.py
@@ -33,9 +33,13 @@ Instructions:
 
 Usage:
    ./fw-server.py -d <net_iface>   (default: eth0)
+		or
+	./fw-server.py -i <ip_address>
 
 Example:
-    ./fw-server.py -d wlan0
+	./fw-server.py -d wlan0
+		or
+	./fw-server.py -i 192.168.1.10
 """
 
 import io
@@ -45,16 +49,23 @@ from flask import Flask, send_file
 from optparse import OptionParser
 import netifaces as ni
 
-parser = OptionParser()
+
+usage = "usage: fw-server {-d | -i} arg"
+parser = OptionParser(usage)
 parser.add_option("-d", "--dev", action="store", type="string",
                   dest="netdev", default="eth0", help="network interface (default: eth0)")
+parser.add_option("-i", "--ip", action="store", type="string",
+                  dest="ip", help="IP address to bind")
 (options, args) = parser.parse_args()
 
-try:
-    netip = ni.ifaddresses(options.netdev)[ni.AF_INET][0]['addr']
-except Exception as e:
-    print("E: network interface error - {}".format(e))
-    exit(1)
+if options.ip is None:
+	try:
+		netip = ni.ifaddresses(options.netdev)[ni.AF_INET][0]['addr']
+	except Exception as e:
+		print("E: network interface error - {}".format(e))
+		exit(1)
+else:
+	netip = options.ip
 
 app = Flask(__name__)
 
@@ -69,4 +80,4 @@ if __name__ == "__main__":
     try:
         app.run(host=netip)
     except Exception as e:
-        print("E: {}".format(e))
\ No newline at end of file
+        print("E: {}".format(e))