commit 10/31/2015

config.ini

@@ -1,21 +1,33 @@
 [refresh rates]
-refresh camera local = 2
+refresh camera local = 5
-refresh camera transmit = 5
+refresh camera transmit = 10
 
-refresh barometer local = 10
+refresh barometer local = 1
 refresh barometer transmit = 5
 
 refresh gps local = 2
 refresh gps transmit = 5
 
-[camera settings]
+refresh system = 10
-low quality resolution = (640, 360)
-low quality compression pct = 20
 
-[report settings]
+[camera settings]
-report url = "http://10.0.1.4:5010/report"
+low quality resolution = (320, 240)
-report image url = "http://10.0.1.4:5010/photo"
+low quality compression pct = 10
+high quality resolution = (2592,1944)
+high quality compression pct = 100
 
 [modem settings]
 com port name = "/dev/ttyAMA0"
-baud rate = "9600"
+baud rate = 9600
+
+[server settings]
+use_lan = True
+url = "http://home.ascorrea.com"
+server_port = 5010
+data_path = "upload-data"
+image_path = "upload-file"
+ping_path = "ping"
+
+[local storage settings]
+photo path = /home/pi/scripts/spaceballoon/photos
+log path = /home/pi/scripts/spaceballoon/logs

config.py

@@ -0,0 +1,35 @@
+__author__ = 'asc'
+import configparser
+
+config = configparser.ConfigParser()
+config.sections()
+config.read('config.ini')
+refresh_camera_local = int(config['refresh rates']['refresh camera local'])
+refresh_camera_transmit = int(config['refresh rates']['refresh camera transmit'])
+
+refresh_barometer_local = int(config['refresh rates']['refresh barometer local'])
+refresh_barometer_transmit = int(config['refresh rates']['refresh barometer transmit'])
+
+refresh_gps_local = int(config['refresh rates']['refresh gps local'])
+refresh_gps_transmit = int(config['refresh rates']['refresh gps transmit'])
+
+refresh_system = int(config['refresh rates']['refresh system'])
+
+low_quality_resolution = eval(config['camera settings']['low quality resolution'])
+low_quality_compression_pct = int(config['camera settings']['low quality compression pct'])
+
+high_quality_resolution = eval(config['camera settings']['high quality resolution'])
+high_quality_compression_pct = int(config['camera settings']['high quality compression pct'])
+
+use_lan = config['server settings']['use_lan']
+url = config['server settings']['url']
+server_port = int(config['server settings']['server_port'])
+data_path = config['server settings']['data_path']
+image_path = config['server settings']['image_path']
+ping_path = config['server settings']['ping_path']
+
+com_port_name = config['modem settings']['com port name']
+baud_rate = config['modem settings']['baud rate']
+
+photo_path = config['local storage settings']['photo path']
+log_path = config['local storage settings']['log path']

datahandling.py

@@ -6,28 +6,124 @@ import requests
 import json
 from cell_connection import initializeUartPort, baseOperations, initializeLogs
 import logging
+from requests_toolbelt import MultipartEncoder
+import post_encode
+import base64
+import binascii
+import array
+import csv
 
 # logging.basicConfig(level=logging.INFO)
 
 
-logger = logging.getLogger(__name__)
-LOGGER_LEVEL=logging.DEBUG
-CONSOLE_LOGGER_LEVEL=logging.DEBUG
 
+# LOGGER_LEVEL=logging.DEBUG
+# CONSOLE_LOGGER_LEVEL=logging.DEBUG
+#
 SCRIPTDIR = os.path.dirname(os.path.abspath(__file__))
 
+logger = logging.getLogger(__name__)
+# handler = logging.StreamHandler()
+# formatter = logging.Formatter('[%(asctime)-15s] %(name)-5s %(levelname)-8s %(message)s')
+# handler.setFormatter(formatter)
+# logger.addHandler(handler)
+# logger.setLevel(logging.INFO)
+
+# logger_gsm = logging.getLogger("cell_connection")
+# handler = logging.StreamHandler()
+# formatter = logging.Formatter('[%(asctime)-15s] %(name)-5s %(levelname)-8s %(message)s')
+# handler.setFormatter(formatter)
+# logger_gsm.addHandler(handler)
+# logger_gsm.setLevel(logging.DEBUG)
+
+# logger_1 = logging.getLogger("gsm")
+# handler = logging.StreamHandler()
+# formatter = logging.Formatter('[%(asctime)-15s] %(name)-5s %(levelname)-8s %(message)s')
+# handler.setFormatter(formatter)
+# logger_1.addHandler(handler)
+# logger_1.setLevel(logging.DEBUG)
+#
+# logger_2 = logging.getLogger("intetgsm")
+# handler = logging.StreamHandler()
+# formatter = logging.Formatter('[%(asctime)-15s] %(name)-5s %(levelname)-8s %(message)s')
+# handler.setFormatter(formatter)
+# logger_2.addHandler(handler)
+# logger_2.setLevel(logging.DEBUG)
+
+def add_keys_if_necessary(existing_file, test_dict):
+        all=None
+        try:
+            with open(existing_file,'r') as f:
+                    reader = csv.reader(f)
+                    header = []
+                    try:
+                        header = next(reader)
+                    except StopIteration as e:
+                        pass
+
+                    if len(header) == 0:
+                        header = list(test_dict.keys())
+                        writer = csv.DictWriter(existing_file, test_dict.keys(), extrasaction="ignore")
+                        writer.writeheader()
+
+                    # if not header >= list(test_dict.keys()) or not header <= list(test_dict.keys()):
+                    if len(set (header)-set(test_dict.keys()))>0:
+                        existing_keys =set (header)
+                        data_keys = set (test_dict.keys())
+                        keys_to_add = data_keys - existing_keys
+                        all = []
+                        for key in keys_to_add:
+                            header.append(key)
+                        all.append(header)
+                        for row in reader:
+                            all.append(row)
+
+                        pass
+        except (OSError, IOError, TypeError) as e:
+            header = list(test_dict.keys())
+            f=open(existing_file, 'a+')
+            writer = csv.DictWriter(f, test_dict.keys(), extrasaction="ignore")
+            writer.writeheader()
+            f.close()
+
+        if all is not None:
+            with open (existing_file, 'w') as f:
+                writer = csv.writer(f)
+                writer.writerows(all)
+        return header
 
 class Datalogger_Debug ():
-    def __init__(self, path=SCRIPTDIR):
+    def __init__(self, text_path,
+                 log_path,
+                 photo_path):
+        self.text_path=text_path
+        self.log_path=os.path.join(log_path, datetime.datetime.now().strftime("Log %Y%m%d-%H%M%S.csv"))
+        self.photo_path=photo_path
         pass
 
-    def log(self, message, type="text"):
+
-        if type == "text":
+
-            print ("%s - Log Message: %s"% (str(datetime.datetime.now()), message))
+    def log(self, message, message_type="text"):
-        elif type == "image":
+        if message_type == "text":
-            print ("%s - Log Image: %s"% (str(datetime.datetime.now()), message))
-        elif type == "data":
             print ("%s - Log Message: %s"% (str(datetime.datetime.now()), message))
+        elif message_type == "image":
+            image = message
+            if image:
+                filename = datetime.datetime.now().strftime("Image %Y%m%d-%H%M%S.jpg")
+                with open(os.path.join(self.photo_path, filename), 'wb') as f:
+                    f.write(message)
+                return 'success'
+        elif message_type == "data":
+            message["sent"] = str(datetime.datetime.now())
+            file=self.log_path
+
+            header = add_keys_if_necessary(file, message)
+            keys = header
+
+            log=open(file, 'a')
+            writer = csv.DictWriter(log, keys, extrasaction="ignore")
+            writer.writerow(message)
+            log.close()
         else:
             raise Exception
 
@@ -58,7 +154,7 @@ class Datareporter_Debug2 ():
                  report_url = "http://10.0.1.4:5010/report",
                  report_image_url = "http://10.0.1.4:5010/photo",
                  com_port_name = "/dev/ttyAMA0",
-                 baud_rate = "9600"):
+                 baud_rate = 9600):
         self.report_url = report_url
         self.report_image_url = report_image_url
         self.com_port_name = com_port_name,
@@ -106,126 +202,168 @@ class Datareporter_Debug3 ():
     #Debug 2 sends from cell to server
     from lib.sim900.inetgsm import SimInetGSM
 
-    def __init__(self, path=SCRIPTDIR,
+    def __init__(self,
-                 report_url = "http://10.0.1.4:5010/report",
+                 url,
-                 report_image_url = "http://10.0.1.4:5010/upload-file",
+                 data_path,
-                 com_port_name = "/dev/ttyAMA0",
+                 image_path,
-                 baud_rate = "9600",
+                 ping_path,
-                 content_type = None):
+                 server_port,
+                 com_port_name=None,
+                 baud_rate=None,
+                 use_lan = False,
+                 path=SCRIPTDIR):
         #TODO communication
-        self.report_url = report_url
+        self.url = url
-        self.report_image_url = report_image_url
+        self.server_port=server_port
+        self.image_path = image_path
+        self.data_path = data_path
         self.com_port_name = com_port_name
         self.baud_rate = baud_rate
-        self.content_type = content_type
+        self.ping_path = ping_path
-    
+        self.use_lan = use_lan
+        self.port = initializeUartPort(portName=self.com_port_name, baudrate=self.baud_rate)
+        if not use_lan:
+            d = baseOperations(self.port, logger)
+
+            if not d is None:
+                 # return None
+
+                (self.gsm, self.imei) = d
+
+        self.inet = self.SimInetGSM(self.port, logger)
+
+        logger.info("ip = {0}".format(self.inet.ip))
+
         pass
 
     @property
     def status (self):
         #TODO status check
         try:
-            check = json.loads(request.urlopen(self.report_url).read().decode()).get('status')
+
-            pass
+            return (0, "Data reporter functioning properly")
-            if not check:
+
-                return (0, "Data reporter functioning properly")
-            else:
-                return (1, check)
         except Exception as e:
             return (1, "Data reporter error: %s" % e)
 
-    def send(self, message, type="text"):
+    def send(self, message, message_type):
-        if type == "text":
+        # logger.debug("Message.read is {}".format(message.read()))
+        if message_type == "ping":
             #TODO send text
-            print ("%s - Sent Message: %s"% (str(datetime.datetime.now()), message))
+            contentType='text/xml'
-        elif type == "image":
+
-            #todo send image
+            if self.use_lan:
-            # response = requests.post(self.report_image_url, files={'file': message})
+                req = request.Request("{0}:{1}/{2}".format(self.url, self.server_port, self.ping_path))
-            print ("%s - Sent Image: %s"% (str(datetime.datetime.now()), message))
+                req.add_header('Content-Type', contentType)
+                response = request.urlopen(req,json.dumps(message).encode())
+                response = response.read()
+                pass
+
+            elif not self.use_lan:
+                logger.info("making HTTP POST request from cell")
+                logger.info("attaching GPRS")
+
+                if not self.inet.attachGPRS("wholesale", "", "", 1):
+                    logger.error("error attaching GPRS")
+                    return False
+
+                if not self.inet.httpPOST(
+                        self.url,
+                        self.server_port,
+                        "/{}".format(self.ping_path),
+                        json.dumps(message),
+                        contentType=contentType
+                ):
+                    logger.error("error making HTTP GET post: {0}".format(self.inet.errorText))
+                    return False
+
+                response=self.inet.httpResponse
+
+                if response is not None:
+                    response = str(self.inet.httpResponse).replace("\n\r", "\n")
+                else:
+                    response = ("empty response")
+
+
+        elif message_type == "image":
+            contentType="mulipart/form-data"
+            re=message
+            response=None
+            m = MultipartEncoder(fields={'image': ('image', message, 'image/jpeg')})
+
+
+            if self.use_lan:
+                # req.add_header('Content-Type', contentType)
+                response = requests.post("{0}:{1}/{2}".format(self.url, self.server_port, self.image_path), data=m.read(), headers={'Content-Type': m.content_type})
+                # response = requests.post("{0}:{1}/{2}".format(self.url, self.server_port, self.image_path), data=m)
+                # response = response.text()
+                pass
+
+            elif not self.use_lan:
+                logger.info("attaching GPRS")
+                if not self.inet.attachGPRS("wholesale", "", "", 1):
+                    logger.error("error attaching GPRS")
+                    return False
+
+                logger.info("ip = {0}".format(self.inet.ip))
+
+                #making HTTP GET request
+                logger.info("making HTTP POST request")
+
+
+                if not self.inet.httpPOST(
+                        self.url,
+                        self.server_port,
+                        "/{}".format(self.image_path),
+                        m.to_string(),
+                        contentType=m.content_type
+                ):
+                    logger.error("error making HTTP POST: {0}".format(self.inet.errorText))
+                    return False
+
+                if self.inet.httpResponse is not None:
+                    response = str(self.inet.httpResponse).replace("\n\r", "\n")
+                else:
+                    response = "empty response"
             
-             #adding & initializing port object
+        elif message_type == "data":
-            port = initializeUartPort(portName=self.com_port_name, baudrate=self.baud_rate)
-
-            #initializing logger
-            (formatter, logger, consoleLogger,) = initializeLogs(LOGGER_LEVEL, CONSOLE_LOGGER_LEVEL)
-
-            #making base operations
-            d = baseOperations(port, logger)
-            if d is None:
-                return False
-
-            (gsm, imei) = d
-
-            inet = self.SimInetGSM(port, logger)
-
-            logger.info("attaching GPRS")
-            if not inet.attachGPRS("wholesale", "", "", 1):
-                logger.error("error attaching GPRS")
-                return False
-
-            logger.info("ip = {0}".format(inet.ip))
-
             #making HTTP GET request
-            logger.info("making HTTP POST request")
+            contentType="application/json"
+            message["sent"] = str(datetime.datetime.now())
 
-            if not inet.httpPOST_DATA(
+            if self.use_lan:
-                    "home.ascorrea.com",
+                req = request.Request("{0}:{1}/{2}".format(self.url, self.server_port, self.data_path))
-                    5010,
+                req.add_header('Content-Type', contentType)
-                    "/upload-file",
+                response = request.urlopen(req,json.dumps(message).encode())
-                    # content=self.content_type,
+                response = response.read()
-                    parameters="{0}".format(message)
+                pass
-            ):
-                logger.error("error making HTTP GET post: {0}".format(inet.errorText))
-                return False
 
-            logger.info("httpResult = {0}".format(inet.httpResult))
+            elif not self.use_lan:
-            if inet.httpResponse is not None:
+                logger.info("making HTTP POST request from cell")
-                response = str(inet.httpResponse).replace("\n\r", "\n")
+                logger.info("attaching GPRS")
+
+                if not self.inet.attachGPRS("wholesale", "", "", 1):
+                    logger.error("error attaching GPRS")
+                    return False
+
+                if not self.inet.httpPOST(
+                        self.url,
+                        self.server_port,
+                        "/{}".format(self.data_path),
+                        json.dumps(message),
+                        contentType=contentType
+                ):
+                    logger.error("error making HTTP GET post: {0}".format(self.inet.errorText))
+                    return False
+
+                if response is not None:
+                    response = str(self.inet.httpResponse).replace("\n\r", "\n")
+                else:
+                    response = ("empty response")
+
+        if response is not None:
                 logger.info("response: \"{0}\"".format(response))
-            else:
+        else:
-                logger.info("empty response")
-            
-        elif type == "data":
-            #adding & initializing port object
-            port = initializeUartPort(portName=self.com_port_name, baudrate=self.baud_rate)
-
-            #initializing logger
-            (formatter, logger, consoleLogger,) = initializeLogs(LOGGER_LEVEL, CONSOLE_LOGGER_LEVEL)
-
-            #making base operations
-            d = baseOperations(port, logger)
-            if d is None:
-                return False
-
-            (gsm, imei) = d
-
-            inet = self.SimInetGSM(port, logger)
-
-            logger.info("attaching GPRS")
-            if not inet.attachGPRS("internet", "", "", 1):
-                logger.error("error attaching GPRS")
-                return False
-
-            logger.info("ip = {0}".format(inet.ip))
-
-            #making HTTP GET request
-            logger.info("making HTTP POST request")
-
-        
-
-            if not inet.httpPOST(
-                    "home.ascorrea.com",
-                    5010,
-                    "/report-encoded",
-                    parse.urlencode(message)
-            ):
-                logger.error("error making HTTP GET post: {0}".format(inet.errorText))
-                return False
-
-            logger.info("httpResult = {0}".format(inet.httpResult))
-            if inet.httpResponse is not None:
-                response = str(inet.httpResponse).replace("\n\r", "\n")
-                logger.info("response: \"{0}\"".format(response))
-            else:
                 logger.info("empty response")
 
+

instruments.py

@@ -65,15 +65,24 @@ class Camera_Debug():
 
 #camera debug 2 uses actual camera
 class Camera_Debug2():
-    def __init__(self, low_quality_resolution,
+    def __init__(self, low_quality_resolution=(320,240),
-                 low_quality_compression_pct,
+                 low_quality_compression_pct=5,
-                 high_quality_resolution=None,
+                 high_quality_resolution=(2592,1944),
-                 high_qualitycompression_pct=85):
+                 high_quality_compression_pct=85,
+                 **kwargs):
         logger.debug("Initializing camera")
         time.sleep(1)
         self.low_quality_resolution = low_quality_resolution
         self.low_quality_compression_pct = low_quality_compression_pct
-        self._cam = picamera.PiCamera()
+        self.high_quality_resolution = high_quality_resolution
+        self.high_quality_compression_pct = high_quality_compression_pct
+        self.kwargs=kwargs
+        self._cam = picamera.PiCamera(resolution=high_quality_resolution)
+        # if "vflip" in kwargs.keys():
+        for k in kwargs.keys():
+            setattr(self._cam, k, kwargs.get(k))
+
+
         logger.debug("Camera intialized")
         pass
 
@@ -81,22 +90,33 @@ class Camera_Debug2():
     def status (self):
         return (0, "Camera functioning properly")
 
-    def capture (self, no_low_quality=False, no_high_quality=False):
+    def capture (self, no_low_quality=False, no_high_quality=False, **kwargs):
         #todo image adjustments
         img_hi = None
         img_lo = None
         if not no_high_quality:
             logger.debug('Taking high quality photo')
-            self._cam.capture("temp_img_hi.jpg")
+            self._cam.capture("temp_img_hi.jpg",
+                              resize=self.high_quality_resolution,
+                              quality=self.high_quality_compression_pct,
+                              # **kwargs
+                              )
             img_hi = open("temp_img_hi.jpg", 'rb')
-            logger.debug('High quality photo taken, file: {}'.format(img_hi))
+            with open("temp_img_hi.jpg", 'rb') as f:
+                img_hi = f.read()
+            logger.debug('High quality photo taken')
+
         if not no_low_quality:
-            logger.debug('Taking low quality photo (Resolution: {}, JPEG Quality: {}%'.format(self.low_quality_resolution, self.low_quality_compression_pct))
+            time.sleep(1)
+            logger.debug('Taking low quality photo (Resolution: {}, JPEG Quality: {}%)'.format(self.low_quality_resolution, self.low_quality_compression_pct))
             self._cam.capture("temp_img_lo.jpg",
                               resize=self.low_quality_resolution,
-                              quality=self.low_quality_compression_pct)
+                              quality=self.low_quality_compression_pct,
-            img_lo = open("temp_img_lo.jpg", 'rb')
+                              # **kwargs
-            logger.debug('Low quality photo taken, file: {}'.format(img_lo))
+                              )
+            with open("temp_img_lo.jpg", 'rb') as f:
+                img_lo = f.read()
+            logger.debug('Low quality photo taken')
 
         return ({"hi":img_hi,
                  "lo":img_lo})

lib/sim900.bak/amsharedmini.py

@@ -0,0 +1,60 @@
+__author__ = 'Bohdan'
+
+import time
+
+class AminisLastErrorHolder:
+    def __init__(self):
+        self.errorText  = ""
+        self.__hasError = False
+
+    def clearError(self):
+        self.errorText  = ""
+        self.__hasError = False
+
+    def setError(self, errorText):
+        self.errorText  = errorText
+        self.__hasError = True
+
+    @property
+    def hasError(self):
+        return self.__hasError
+
+def timeDelta(timeBegin):
+    end     = time.time()
+    secs    = end - timeBegin
+    msecs   = (end - timeBegin) * 1000.0
+
+    return secs*1000 + msecs
+
+def splitAndFilter(value, separator):
+    items = str(value).split(separator)
+    ret   = []
+
+    for item in items:
+        item = str(item).strip()
+        if len(item) == 0:
+            continue
+
+        ret += [item]
+
+    return ret
+
+def isFloat(value):
+    try:
+        float(value)
+        return True
+    except ValueError:
+        return False
+
+def strToFloat(value):
+    value = str(value).strip()
+
+    if len(value) == 0:
+        return None
+
+    value = value.replace(",", ".")
+
+    try:
+        return float(value)
+    except ValueError:
+        return None

lib/sim900.bak/gsm.py

@@ -0,0 +1,661 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua )
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all
+#copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#SOFTWARE.
+
+"""
+This file is part of sim-module package. Implements basic functions of SIM900 modules.
+
+sim-module package allows to communicate with SIM 900 modules: send SMS, make HTTP requests and use other
+functions of SIM 900 modules.
+
+Copyright (C) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua ) All Rights Reserved.
+"""
+
+import time
+import serial
+import logging
+from lib.sim900.simshared import *
+
+class GsmSpecialCharacters:
+    ctrlz = 26        #//Ascii character for ctr+z. End of a SMS.
+    cr    = 0x0d      #//Ascii character for carriage return.
+    lf    = 0x0a      #//Ascii character for line feed.
+
+class SimGsmState:
+    UNKNOWN             = 0
+    ERROR               = 1
+    IDLE                = 2
+    READY               = 3
+    ATTACHED            = 4
+    TCPSERVERWAIT       = 5
+    TCPCONNECTEDSERVER  = 6
+    TCPCONNECTEDCLIENT  = 7
+
+
+class SimGsmPinRequestState:
+    UNKNOWN             = -1
+    NOPINNEEDED         = 0
+
+    SIM_PIN             = 1
+    SIM_PUK             = 2
+
+    PH_SIM_PIN          = 3
+    PH_SIM_PUK          = 4
+
+    SIM_PIN2            = 5
+    SIM_PUK2            = 6
+
+class SimGsmSerialPortHandler(AminisLastErrorHolderWithLogging):
+    def __init__(self, serial, logger = None):
+        AminisLastErrorHolderWithLogging.__init__(self, logger)
+        self.input      = bytearray()
+        self.__serial   = serial
+
+        #stores last executed command result
+        self.lastResult = None
+
+    def openPort(self):
+        try:
+            self.__serial.open()
+            self.flush()
+        except Exception as e:
+            self.setError("exception till port openning: {0}".format(e))
+            return False
+        except:
+            self.setError("error opening port")
+            return False
+
+        return True
+
+    def __sendRawBytes(self, data, maxWaitTime = 1000):
+        """
+        Sends raw bytes to the SIM module
+
+        :param data: data which must be send
+        :param maxWaitTime: max wait time for sending sequence
+        :return: True if data was send, otherwise returns False
+        """
+        bytesToSend  = len(data)
+        sentBytes    = 0
+        start        = time.time()
+
+        self.logger.debug("{0}, sending: {1}".format(inspect.stack()[0][3], data))
+
+        while sentBytes < bytesToSend:
+            if timeDelta(start) >= maxWaitTime:
+                self.setWarn("__sendRawBytes(): timed out")
+                return False
+
+            sentBytes += self.__serial.write(data[sentBytes : ])
+            if sentBytes == 0:
+                time.sleep(0.001)
+                continue
+
+        return True
+
+    def print(self, commandString, encoding = "ascii"):
+        """
+        Sends string data to the SIM module
+
+        :param commandString: data what must be sent
+        :param encoding: before sending string it will be converted to the bytearray with this encoding
+        :return: True if everything is OK, otherwise returns false
+        """
+        data = bytearray(commandString, encoding)
+        return self.__sendRawBytes(data)
+
+    def simpleWrite(self, commandLine, encoding = "ascii"):
+        """
+        Just alias for print() method
+
+        :param commandLine: data which must be sent
+        :param encoding: before sending string it will be converted to the bytearray with this encoding
+        :return: True if data sent, otherwise returns False
+        """
+        return self.print(commandLine, encoding)
+
+    def printLn(self, commandString, encoding = "ascii"):
+        """
+        Sends string data and CR/LF in the end to the SIM module
+
+        :param commandString: data which must be sent
+        :param encoding: before sending string it will be converted to the bytearray with this encoding
+        :return: True if data sent, otherwise returns False
+        """
+        # print('am in println: {}'.format(commandString))
+        if type(commandString) is bytearray:
+            data = commandString + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
+        else:
+            data = bytearray(commandString, encoding) + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
+        r = self.__sendRawBytes(data)
+        # print('am leavin println: {}'.format(data))
+        return r
+
+    def simpleWriteLn(self, commandLine, encoding = "ascii"):
+        """
+        Just alias for printLn() method
+
+        :param commandLine: data which must be sent
+        :param encoding: before sending string it will be converted to the bytearray with this encoding
+        :return: True if data sent, otherwise returns False
+        """
+        # print('am in simplewriteln')
+        r = self.printLn(commandLine, encoding)
+        # print('am leaving simplewriteln')
+        return r
+
+    def flushInput(self):
+        """
+        Flushes input buffer
+
+        :return: nothing
+        """
+        try:
+            self.__serial.flushInput()
+        except Exception as e:
+            self.setError("error flushing: {0}".format(e))
+        except:
+            self.setError("error flushing")
+
+    def flushOutput(self):
+        """
+        Flushes output buffer
+
+        :return: nothing
+        """
+        try:
+            self.__serial.flushOutput()
+        except Exception as e:
+            self.setError("error flushing: {0}".format(e))
+        except:
+            self.setError("error flushing")
+
+    def readFixedSzieByteArray(self, bytesCount, maxWaitTime):
+        start     = time.time()
+        buffer    = bytearray()
+        try:
+            while True:
+                #checking for timeout
+                if timeDelta(start) >= maxWaitTime:
+                    return None
+
+                receivedBytesQty = 0
+                while True:
+                    bytesToRead = 10 if ((bytesCount - len(buffer)) >= 10) else 1
+                    b = self.__serial.read(bytesToRead)
+
+                    if (b is None) or (len(b) == 0):
+                        break
+
+                    buffer += bytearray(b)
+                    receivedBytesQty += len(b)
+
+                    if len(buffer) == bytesCount:
+                        return buffer
+
+                #if we have nothing in input - let's go sleep for some time
+                if receivedBytesQty == 0:
+                    time.sleep(0.003)
+
+            #comming there by timeout
+            return None
+
+        except Exception as e:
+            self.setError(e)
+            return None
+        except:
+            self.setError("reading error...")
+            return None
+
+
+    def readNullTerminatedLn(self, maxWaitTime = 5000, codepage = "ascii"):
+        start     = time.time()
+
+        start     = time.time()
+        buffer    = bytearray()
+        try:
+            while True:
+                #checking for timeout
+                if timeDelta(start) >= maxWaitTime:
+                    return None
+
+                receivedBytesQty = 0
+                while True:
+                    b = self.__serial.read(1)
+
+                    if (b is None) or (len(b) == 0):
+                        break
+
+                    #checking that we have NULL symbol in
+                    idx = b.find(0x00)
+                    if idx != -1:
+                        buffer.extend(b[:idx])
+                        return buffer.decode(codepage)
+
+                    buffer += bytearray(b)
+                    receivedBytesQty += len(b)
+
+                #if we have nothing in input - let's go sleep for some time
+                if receivedBytesQty == 0:
+                    time.sleep(0.003)
+
+            #comming there by timeout
+            return None
+
+        except Exception as e:
+            self.setError(e)
+            return None
+        except:
+            self.setError("reading error...")
+            return None
+
+    def readLn(self, maxWaitTime = 5000, codepage = "ascii"):
+        """
+        Returns text string from SIM module. Can return even empty strings.
+
+        :param maxWaitTime: max wait interval for operation
+        :param codepage: code page of result string
+        :return: received string
+        """
+        start     = time.time()
+        buffer    = bytearray()
+        try:
+            while True:
+                #checking for timeout
+                if timeDelta(start) >= maxWaitTime:
+                    return None
+
+                receivedBytesQty = 0
+                while True:
+                    b = self.__serial.read(1)
+
+                    if (b is None) or (len(b) == 0):
+                        break
+
+                    buffer += bytearray(b)
+                    receivedBytesQty += len(b)
+
+                    if codepage is not None:
+                        #checking for line end symbols
+                        line = buffer.decode(codepage)
+                        if '\n' in line:
+                            return line.strip()
+                    elif ord('\n') in buffer:
+                        return buffer
+
+                #if we have nothing in input - let's go sleep for some time
+                if receivedBytesQty == 0:
+                    time.sleep(0)
+
+            #comming there by timeout
+            return None
+
+        except Exception as e:
+            self.setError(e)
+            return None
+        except:
+            self.setError("reading error...")
+            return None
+
+    def readDataLine(self, maxWaitTime = 500, codepage = "ascii"):
+        """
+        Returns non empty data string. So, if it will receive empty string function will continue non empty string
+        retrieving
+
+        :param maxWaitTime: max wait time for receiving
+        :param codepage: code page of result string, if it's a None - will return a bytearray
+        :return: received string
+        """
+        ret     = None
+        start   = time.time()
+
+        while True:
+            #checking for timeout
+            if timeDelta(start) >= maxWaitTime:
+                break
+
+            #reading string
+            #TODO: need to fix timeout (substract already spent time interval)
+            line = self.readLn(maxWaitTime, codepage)
+
+            #removing garbage symbols
+            if line is not None:
+                line = str(line).strip()
+
+                #if we have non empty string let's return it
+                if len(line) > 0:
+                    return line
+                else:
+                    #if we have empty line - let's continue reading
+                    continue
+            else:
+                #returning None if None received
+                if line is None:
+                    return None
+
+                continue
+
+        #we will come here by timeout
+        return None
+
+    def flush(self):
+        """
+        Flushes input and output buffers
+
+        :return: nothing
+        """
+        try:
+            self.__serial.flush()
+        except Exception as e:
+            self.setError("error flushing: {0}".format(e))
+        except:
+            self.setError("error flushing")
+
+    def closePort(self):
+        """
+        Closes COM port
+
+        :return: nothing
+        """
+        try:
+            self.__serial.close()
+        except Exception as e:
+            self.setError("error closing port: {0}".format(e))
+        except:
+            self.setError("error closing port")
+
+    @staticmethod
+    def isCrLf(symbol):
+        """
+        Returns True when parameter is CR/LF symbol, otherwise returns False
+
+        :param symbol: symbol for analysis
+        :return: True when CR/LF symbol, otherwise returns False
+        """
+        return (symbol == GsmSpecialCharacters.cr) or (symbol == GsmSpecialCharacters.lf)
+
+    @staticmethod
+    def getLastNonEmptyString(strings):
+        """
+        Parses strings array and returns last non empty string from array
+
+        :param strings: strings array for analysis
+        :return: last non empty string, otherwise None
+        """
+
+        #if there is no data - returning None
+        if strings is None:
+            return None
+
+        qty = len(strings)
+        if qty == 0:
+            return None
+
+        #looking for last non empty string
+        for i in range(qty):
+            s = str(strings[-(i+1)]).strip()
+            if len(s) > 0:
+                return s
+
+        return None
+
+    @staticmethod
+    def removeEndResult(strings, targetString):
+        """
+        Searches and removes last string which contains result
+        :param strings:
+        :param targetString:
+        :return:
+        """
+        ret = ""
+
+        #searching for target string
+        while len(strings) > 0:
+            s = str(strings[-1]).strip()
+
+            strings.pop(len(strings)-1)
+            if s == targetString:
+                break
+
+        #compiling result
+        qty = len(strings)
+        for i in range(qty):
+            ret += strings[i]
+
+        return ret
+
+    @staticmethod
+    def parseStrings(buffer, encoding = "ascii"):
+        """
+        Parses string (from given encoding), looks for cr/lf and retutrns strings array
+        :param buffer: input string
+        :param encoding: encoding
+        :return: strings array
+        """
+
+        #decoding
+        bigString = buffer.decode(encoding)
+
+        #searching for cr/lf and making strings array
+        if "\r" in bigString:
+            ret = bigString.split("\r")
+        else:
+            ret = [bigString]
+
+        return ret
+
+    def commandAndStdResult(self, commandText, maxWaitTime = 10000, possibleResults = None):
+        self.lastResult = None
+
+        #setting up standard results
+        if possibleResults is None:
+            possibleResults = ["OK", "ERROR"]
+
+        start     = time.time()
+        buffer    = bytearray()
+
+        self.flush()
+
+        #sending command
+        self.simpleWriteLn(commandText)
+
+        try:
+            while True:
+                if timeDelta(start) >= maxWaitTime:
+                    break
+
+                readBytesQty = 0
+                while True:
+                    b = self.__serial.read(100)
+
+                    if (b is not None) and (len(b) >= 1):
+                        buffer += bytearray(b)
+                        self.logger.debug("{0}: buffer = {1}".format(inspect.stack()[0][3], buffer))
+
+                        readBytesQty += len(b)
+                        continue
+                    else:
+                        break
+
+                #if we have no data - let's go sleep for tiny amount of time
+                if readBytesQty == 0:
+                    time.sleep(0.005)
+                    continue
+
+                #parsing result strings
+                strings = SimGsm.parseStrings(buffer[:])
+                self.logger.debug("{0}: strings = {1}".format(inspect.stack()[0][3], strings))
+
+                if strings is None:
+                    time.sleep(0.01)
+                    continue
+
+                #if we have some strings let's parse it
+                if len(strings) > 0:
+                    lastString = SimGsm.getLastNonEmptyString(strings[:])
+
+                    if lastString in possibleResults:
+                        self.lastResult = lastString
+                        return SimGsm.removeEndResult(strings[:], lastString)
+
+                    time.sleep(0.05)
+
+            return None
+        except Exception as e:
+            self.setError(e)
+            return None
+        except:
+            self.setError("reading error...")
+            return None
+
+    def execSimpleCommand(self, commandText, result, timeout = 500):
+        ret = self.commandAndStdResult(commandText, timeout, [result])
+        if (ret is None) or (self.lastResult != result):
+            return False
+
+        return True
+
+    def execSimpleOkCommand(self, commandText, timeout = 500):
+        self.logger.debug("executing command '{0}'".format(commandText))
+
+        ret = self.commandAndStdResult(commandText, timeout, ["OK", "ERROR"])
+        if (ret is None) or (self.lastResult != "OK"):
+            return False
+
+        return True
+
+    def execSimpleCommandsList(self, commandsList):
+        for command in commandsList:
+            if not self.execSimpleOkCommand(command[0], command[1]):
+                return False
+
+        return True
+
+class SimGsm(SimGsmSerialPortHandler):
+    def __init__(self, serial, logger = None):
+        SimGsmSerialPortHandler.__init__(self, serial, logger)
+
+        self.__state    = SimGsmState.UNKNOWN
+        self.pinState = SimGsmPinRequestState.UNKNOWN
+
+    def begin(self, numberOfAttempts = 5):
+        ok  = False
+
+        self.flush()
+
+        needDisableEcho = False
+
+        for i in range(numberOfAttempts):
+            self.printLn("AT")
+            line = self.readDataLine(2000, "ascii")
+
+            #if we do not have something in input - let's go sleep
+            if line is None:
+                time.sleep(0.2)
+                continue
+
+            #we have echo, need to reconfigure
+            if line == "AT":
+                #we have ECHO, need reconfigure
+                needDisableEcho = True
+                line = self.readDataLine(500, "ascii")
+                if line == "OK":
+                    ok = True
+                    break
+
+            elif line == "OK":
+                ok = True
+                break
+
+        if not ok:
+            return False
+
+        #disabling echo if needed
+        if needDisableEcho:
+            self.logger.info("Disabling echo, calling 'ATE0'")
+            self.simpleWriteLn("ATE0")
+            time.sleep(0.5)
+            self.flush()
+
+        commands = [
+            ["ATV1",        500],   #short answer for commands
+            ["AT+CMEE=0",   500],   #disabling error report
+            ["AT",          5000]   #checking state
+        ]
+
+
+        for cmd in commands:
+            self.logger.debug("configuring, calling: {0}".format(cmd[0]))
+            if not self.execSimpleOkCommand(commandText=cmd[0],timeout=cmd[1]):
+                return False
+
+        #checking PIN state
+        if not self.__checkPin():
+            return False
+
+        return True
+
+    def __checkPin(self):
+        msg = self.commandAndStdResult("AT+CPIN?")
+        if msg is None:
+            return False
+
+        if self.lastResult != "OK":
+            return False
+
+        msg = str(msg).strip()
+
+        values = splitAndFilter(msg, ":")
+        msg.split(":")
+
+        if len(values) < 2:
+            self.setError("Wrong response for PIN state request")
+            return False
+
+        if values[0] != "+CPIN":
+            self.setError("Wrong response for PIN state request. First value = '{0}'".format(values[0]))
+            return False
+
+        v = " ".join([v for v in values[1:]])
+
+        if v == "READY":
+            self.pinState = SimGsmPinRequestState.NOPINNEEDED
+        elif v == "SIM PIN":
+            self.pinState = SimGsmPinRequestState.SIM_PIN
+        elif v == "SIM PUK":
+            self.pinState = SimGsmPinRequestState.SIM_PUK
+        elif v == "PH_SIM PIN":
+            self.pinState = SimGsmPinRequestState.PH_SIM_PIN
+        elif v == "PH_SIM PUK":
+            self.pinState = SimGsmPinRequestState.PH_SIM_PUK
+        elif v == "SIM PIN2":
+            self.pinState = SimGsmPinRequestState.SIM_PIN2
+        elif v == "SIM PUK2":
+            self.pinState = SimGsmPinRequestState.SIM_PUK2
+        else:
+            self.pinState = SimGsmPinRequestState.UNKNOWN
+            self.setError("Unknown PIN request answer: {0}".format(v))
+            return False
+
+        return True
+
+    def enterPin(self, pinCode):
+        return self.execSimpleOkCommand("AT+CPIN=\"{0}\"".format(pinCode))

lib/sim900.bak/imei.py

@@ -0,0 +1,45 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua )
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all
+#copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#SOFTWARE.
+
+"""
+This file is part of sim-module package. Can be used for SIM900 module IMEI retrieving
+
+sim-module package allows to communicate with SIM 900 modules: send SMS, make HTTP requests and use other
+functions of SIM 900 modules.
+
+Copyright (C) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua ) All Rights Reserved.
+"""
+
+from lib.sim900.gsm import SimGsm
+
+class SimImeiRetriever(SimGsm):
+    def __init__(self, port, logger):
+        SimGsm.__init__(self, port, logger)
+
+    def getIMEI(self):
+        self.logger.debug("retrieving IMEI")
+
+        data = self.commandAndStdResult("AT+GSN", 1000)
+        if data is None:
+            return None
+
+        return str(data).strip()

lib/sim900.bak/inetgsm.py

@@ -0,0 +1,622 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua )
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all
+#copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#SOFTWARE.
+
+"""
+This file is part of sim-module package. Can be used for HTTP requests making.
+
+sim-module package allows to communicate with SIM 900 modules: send SMS, make HTTP requests and use other
+functions of SIM 900 modules.
+
+Copyright (C) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua ) All Rights Reserved.
+"""
+
+from lib.sim900.gsm import *
+
+class SimInetGSMConnection:
+    inetUnknown     = -1
+    inetConnecting  = 0
+    inetConnected   = 1
+    inetClosing     = 2
+    inetClosed      = 3
+
+class SimInetGSM(SimGsm):
+    def __init__(self, port, logger):
+        SimGsm.__init__(self, port, logger)
+
+        self.__ip                 = None
+
+        #user agent
+        self.__userAgent          = "Aminis SIM-900 module client (version 0.1)"
+        self.__connectionState    = SimInetGSMConnection.inetUnknown
+        self.__httpResult         = 0
+        self.__httpResponse       = None
+
+    @property
+    def connectionState(self):
+        return self.__connectionState
+
+    @property
+    def httpResult(self):
+        return self.__httpResult
+
+    @property
+    def httpResponse(self):
+        return self.__httpResponse
+
+    @property
+    def ip(self):
+        return self.__ip
+
+    @property
+    def userAgent(self):
+        return self.__userAgent
+
+    @userAgent.setter
+    def userAgent(self, value):
+        self.__userAgent = value
+
+    def checkGprsBearer(self, bearerNumber = 1):
+        """
+        Checks GPRS connection. After calling of this method
+
+        :param bearerNumber: bearer number
+        :return: True if checking was without mistakes, otherwise returns False
+        """
+        self.logger.debug("checking GPRS bearer connection")
+
+        ret = self.commandAndStdResult(
+            "AT+SAPBR=2,{0}".format(bearerNumber),
+            1000,
+            ["OK"]
+        )
+        if (ret is None) or (self.lastResult != "OK"):
+            self.setError("{0}: error, lastResult={1}, ret={2}".format(inspect.stack()[0][3], self.lastResult, ret))
+            return False
+
+        ret = str(ret).strip()
+        self.logger.debug("{0}: result = {1}".format(inspect.stack()[0][3], ret))
+
+        response = str(ret).split(":")
+
+        if len(response) < 2:
+            self.setError("{0}:error, wrong response length, ret = {1}".format(inspect.stack()[0][3], ret))
+            return False
+
+        #parsing string like:
+        #  +SAPBR: 1,1,"100.80.75.124"   - when connected (channel 1)
+        #  +SAPBR: 1,3,"0.0.0.0"         - when disconnected (channel 1)
+
+        if response[0] != "+SAPBR":
+            self.setWarn("{0}: warning, response is not '+SAPBR', response = {1}".format(inspect.stack()[0][3], response[0]))
+            return False
+
+        response = splitAndFilter(response[1], ",")
+        self.logger.debug("{0}: sapbr result = \"{1}\"".format(inspect.stack()[0][3], response))
+
+        if len(response) < 3:
+            self.setError("{0}: wrong SAPBR result length, (sapbr result = '{1}')".format(inspect.stack()[0][3], response[1]))
+            return False
+
+        if response[0] != str(bearerNumber):
+            return
+
+        self.__ip = None
+        if response[1] == "0":
+            self.__connectionState = SimInetGSMConnection.inetConnecting
+        elif response[1] == "1":
+            self.__connectionState = SimInetGSMConnection.inetConnected
+            self.__ip              = response[2].strip("\"").strip()
+        elif response[1] == "2":
+            self.__connectionState = SimInetGSMConnection.inetClosing
+        elif response[1] == "3":
+            self.__connectionState = SimInetGSMConnection.inetClosed
+        else:
+            self.__connectionState = SimInetGSMConnection.inetUnknown
+
+        return True
+
+    def attachGPRS(self, apn, user=None, password=None, bearerNumber = 1):
+        """
+        Attaches GPRS connection for SIM module
+
+        :param apn: Access Point Name
+        :param user: User name (Login)
+        :param password: Password
+        :param bearerNumber: Bearer number
+        :return: True if everything was OK, otherwise returns False
+        """
+
+        #checking current connection state
+        if not self.checkGprsBearer(bearerNumber):
+            return False
+
+        #going out if already connected
+        if self.connectionState == SimInetGSMConnection.inetConnected:
+            return True
+
+        #Closing the GPRS PDP context. We dont care of result
+        self.execSimpleOkCommand("AT+CIPSHUT", 500)
+
+        #initialization sequence for GPRS attaching
+        commands = [
+            ["AT+SAPBR=3,{0},\"CONTYPE\",\"GPRS\"".format(bearerNumber),        1000  ],
+            ["AT+SAPBR=3,{0},\"APN\",\"{1}\"".format(bearerNumber, apn),        500   ],
+            ["AT+SAPBR=3,{0},\"USER\",\"{1}\"".format(bearerNumber, user),      500   ],
+            ["AT+SAPBR=3,{0},\"PWD\",\"{1}\"".format(bearerNumber, password),   500   ],
+            ["AT+SAPBR=1,{0}".format(bearerNumber),                             10000 ]
+        ]
+
+        #executing commands sequence
+        if not self.execSimpleCommandsList(commands):
+            return False
+
+        #returning GPRS checking sequence
+        return self.checkGprsBearer()
+
+    def disconnectTcp(self):
+        """
+        Disconnects TCP connection
+        :return:
+        """
+
+        return self.commandAndStdResult("AT+CIPCLOSE", 1000, ["OK"])
+
+    def dettachGPRS(self, bearerNumber = 1):
+        """
+        Detaches GPRS connection
+        :param bearerNumber: bearer number
+        :return: True if de
+        """
+
+        #Disconnecting TCP. Ignoring result
+        self.disconnectTcp()
+
+        #checking current GPRS connection state
+        if self.checkGprsBearer(bearerNumber):
+            if self.connectionState == SimInetGSMConnection.inetClosed:
+                return True
+
+        #disconnecting GPRS connection for given bearer number
+        return self.execSimpleOkCommand("AT+SAPBR=0,{0}".format(bearerNumber), 1000)
+
+    def terminateHttpRequest(self):
+        """
+        Terminates current HTTP request.
+
+        :return: True if when operation processing was without errors, otherwise returns False
+        """
+        return self.execSimpleOkCommand("AT+HTTPTERM", 500)
+
+    def __parseHttpResult(self, httpResult, bearerChannel = None):
+        """
+        Parses http result string.
+        :param httpResult: string to parse
+        :param bearerChannel: bearer channel
+        :return: returns http result code and response length
+        """
+        self.logger.debug("{0}: dataLine = {1}".format(inspect.stack()[0][3], httpResult))
+
+        response = splitAndFilter(httpResult, ":")
+        if len(response) < 2:
+            self.setWarn("{0}: wrong HTTP response length, length = {1}".format(inspect.stack()[0][3], len(response)))
+            return None
+
+        if response[0] != "+HTTPACTION":
+            self.setWarn("{0}: http response is not a '+HTTPACTION', response = '{1}'".format(inspect.stack()[0][3], response[0]))
+            return None
+
+        response = splitAndFilter(response[1], ",")
+
+        if len(response) < 3:
+            self.setWarn("{0}: wrong response length".format(inspect.stack()[0][3]))
+            return None
+
+        #checking bearer channel if necessary
+        if bearerChannel is not None:
+            if response[0] != str(bearerChannel):
+                self.setWarn("{0}: bad bearer number".format(inspect.stack()[0][3]))
+                return None
+
+        httpResultCode = str(response[1])
+        if not httpResultCode.isnumeric():
+            self.setWarn("{0}: response code is not numeric!".format(inspect.stack()[0][3]))
+            return None
+
+        httpResultCode = int(httpResultCode)
+        if httpResultCode != 200:
+            return [httpResultCode, 0]
+
+        responseLength = str(response[2])
+        if not responseLength.isnumeric():
+            self.setWarn("{0}: response length is not numeric".format(inspect.stack()[0][3]))
+            return False
+
+        return [httpResultCode, int(responseLength)]
+
+    def __readHttpResponse(self, httpMethodCode, responseLength):
+        """
+        Reads http response data from SIM module buffer
+
+        :param httpMethodCode: ?
+        :param responseLength: response length
+        :return: True if reading was successful, otherwise returns false
+        """
+        self.logger.debug("asking for http response (length = {0})".format(responseLength))
+
+        #trying to read HTTP response data
+        ret = self.commandAndStdResult(
+            "AT+HTTPREAD={0},{1}".format(httpMethodCode, responseLength),
+            10000,
+            ["OK"]
+        )
+
+        if (ret is None) or (self.lastResult != "OK"):
+            self.setError("{0}: error reading http response data".format(inspect.stack()[0][3]))
+            return False
+
+        #removing leading \n symbols
+        #TODO: we must remove only 1 \n, not all! Fix it!
+        ret = str(ret).strip()
+
+        #reading first string in response (it must be "+HTTPREAD")
+        httpReadResultString = ""
+        while True:
+            if len(ret) == 0:
+                break
+
+            httpReadResultString += ret[0]
+            ret = ret[1:]
+
+            if "\n" in httpReadResultString:
+                break
+
+        httpReadResultString = str(httpReadResultString).strip()
+        if len(httpReadResultString) == 0:
+            self.setError("{0}: wrong http response. Result is empty".format(inspect.stack()[0][3]))
+            return False
+
+        httpReadResult = str(httpReadResultString).strip()
+        self.logger.debug("{0}: httpReadResult = {1}".format(inspect.stack()[0][3], httpReadResult))
+
+        httpReadResult = splitAndFilter(httpReadResult, ":")
+        if (len(httpReadResult) < 2) or (httpReadResult[0] != "+HTTPREAD"):
+            self.setError("{0}: bad response (cant find '+HTTPREAD'".format(inspect.stack()[0][3]))
+            return False
+
+        if int(httpReadResult[1]) != responseLength:
+            self.setWarn("{0}: bad response, wrong responseLength = {1}".format(inspect.stack()[0][3], responseLength))
+            return False
+
+        self.__httpResponse = ret
+        return True
+
+    @staticmethod
+    def ___isOkHttpResponseCode(code):
+        """
+        Checks that given HTTP return code is successful result code
+
+        :param code: http result code for checking
+        :return: true if given code is HTTP operation successful
+        """
+        return code in [200, 201, 202, 203, 204, 205, 206, 207, 226]
+
+    @staticmethod
+    def __isNoContentResponse(code):
+        """
+        Checks that HTTP result code is 'NO CONTENT' result code
+        :param code: code for analysis
+        :return: true when code is 'NO CONTENT' code, otherwise returns false
+        """
+        return code == 204
+
+    @staticmethod
+    def ___isHttpResponseCodeReturnsData(code):
+        """
+        Checks that http operation returns data by given http result code
+
+        :param code: given http call result code
+        :return: true if http request must return data, otherwise returns false
+        """
+
+        return code in [200, 206]
+
+    def httpGet(self, server, port = 80, path = "/", bearerChannel = 1):
+        """
+        Makes HTTP GET request to the given server and script
+
+        :param server: server (host) address
+        :param port: http port
+        :param path: path to the script
+        :param bearerChannel: bearer channel number
+        :return: true if operation was successfully finished. Otherwise returns false
+        """
+        self.__clearHttpResponse()
+
+        #TODO: close only when opened
+        self.terminateHttpRequest()
+
+        #HTTP GET request sequence
+        simpleCommands = [
+            [ "AT+HTTPINIT",                                                     2000    ],
+            [ "AT+HTTPPARA=\"CID\",\"{0}\"".format(bearerChannel),               1000    ],
+            [ "AT+HTTPPARA=\"URL\",\"{0}:{2}{1}\"".format(server, path,port),    500     ],
+            [ "AT+HTTPPARA=\"UA\",\"{0}\"".format(self.userAgent),               500     ],
+            [ "AT+HTTPPARA=\"REDIR\",\"1\"",                                     500     ],
+            [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                  500     ],
+            [ "AT+HTTPACTION=0",                                                 10000   ]
+        ]
+
+        #executing http get sequence
+        if not self.execSimpleCommandsList(simpleCommands):
+            self.setError("error executing HTTP GET sequence")
+            return False
+
+        #reading HTTP request result
+        dataLine = self.readDataLine(10000)
+
+        if dataLine is None:
+            return False
+
+        #parsing string like this "+HTTPACTION:0,200,15"
+        httpResult = self.__parseHttpResult(dataLine, 0)
+        if httpResult is None:
+            return False
+
+        #assigning HTTP result code
+        self.__httpResult = httpResult[0]
+
+        #it's can be bad http code, let's check it
+        if not self.___isOkHttpResponseCode(self.httpResult):
+            self.terminateHttpRequest()
+            return True
+
+        #when no data from server we just want go out, everything if OK
+        if not self.___isHttpResponseCodeReturnsData(self.httpResult):
+            self.terminateHttpRequest()
+            return True
+
+        responseLength = httpResult[1]
+        if responseLength == 0:
+            self.terminateHttpRequest()
+            return True
+
+        self.logger.debug("reading http response data")
+        if not self.__readHttpResponse(0, responseLength):
+            return False
+
+        return True
+
+    def __clearHttpResponse(self):
+        self.__httpResponse = None
+        self.__httpResult   = 0
+
+    def httpPOST(self, server, port, path, parameters, bearerChannel = 1, contentType="application/x-www-form-urlencoded"):
+        """
+        Makes HTTP POST request to the given server and script
+
+        :param server: server (host) address
+        :param port: server port
+        :param path: path to the script
+        :param parameters: POST parameters
+        :param bearerChannel: bearer channel number
+        :return: true if operation was successfully finished. Otherwise returns false
+        """
+
+        self.__clearHttpResponse()
+
+        #TODO: close only when opened
+        self.terminateHttpRequest()
+
+        #HTTP POST request commands sequence
+        simpleCommands = [
+            [ "AT+HTTPINIT",                                                    2000 ],
+            [ "AT+HTTPPARA=\"CID\",\"{0}\"".format(bearerChannel),              1000 ],
+            [ "AT+HTTPPARA=\"URL\",\"{0}:{1}{2}\"".format(server, port, path),  500  ],
+            [ "AT+HTTPPARA=\"CONTENT\",\"{}\"".format(contentType),  500  ],
+            #[ "AT+HTTPPARA=\"CONTENT\",\"{}\"".format(""),  500  ],
+            [ "AT+HTTPPARA=\"UA\",\"{0}\"".format(self.userAgent),              500  ],
+            [ "AT+HTTPPARA=\"REDIR\",\"1\"",                                    500  ],
+            [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                 500  ]
+        ]
+
+        #executing commands sequence
+        if not self.execSimpleCommandsList(simpleCommands):
+            return False
+
+
+        #uploading data
+        self.logger.debug("uploading HTTP POST data")
+        ret = self.commandAndStdResult(
+            "AT+HTTPDATA={0},10000".format(len(parameters)),
+            7000,
+            ["DOWNLOAD", "ERROR"]
+        )
+
+        if (ret is None) or (self.lastResult != "DOWNLOAD"):
+            self.setError("{0}: can't upload HTTP POST data 1".format(inspect.stack()[0][3]))
+            return False
+
+        self.simpleWriteLn(parameters)
+
+        dataLine = self.readDataLine(500)
+        if (dataLine is None) or (dataLine != "OK"):
+            self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
+            return
+
+        self.logger.debug("actually making request")
+
+        #TODO: check CPU utilization
+        if not self.execSimpleOkCommand("AT+HTTPACTION=1", 15000):
+            return False
+
+        #reading HTTP request result
+        dataLine = self.readDataLine(15000)
+
+        if dataLine is None:
+            self.setError("{0}: empty HTTP request result string".format(inspect.stack()[0][3]))
+            return False
+
+        #parsing string like this "+HTTPACTION:0,200,15"
+        httpResult = self.__parseHttpResult(dataLine, bearerChannel)
+        if httpResult is None:
+            return False
+
+        #assigning HTTP result code
+        self.__httpResult = httpResult[0]
+
+        #it's can be bad http code, let's check it
+        if not self.___isOkHttpResponseCode(self.httpResult):
+            self.terminateHttpRequest()
+            return True
+
+        #when no data from server we just want go out, everything if OK
+        if (
+                (self.__isNoContentResponse(self.httpResult)) or
+                (not self.___isHttpResponseCodeReturnsData(self.httpResult))
+        ):
+            self.terminateHttpRequest()
+            return True
+
+        responseLength = httpResult[1]
+        if responseLength == 0:
+            self.terminateHttpRequest()
+            return True
+
+        self.logger.debug("reading http request response data")
+
+        if not self.__readHttpResponse(0, responseLength):
+            return False
+
+        return True
+
+
+        # self.disconnectTcp()
+        #
+        # return True
+
+    def httpPOST_DATA(self, server, port, path, parameters, bearerChannel = 1):
+        """
+        Makes HTTP POST request to the given server and script
+
+        :param server: server (host) address
+        :param port: server port
+        :param path: path to the script
+        :param parameters: POST parameters
+        :param bearerChannel: bearer channel number
+        :return: true if operation was successfully finished. Otherwise returns false
+        """
+
+        self.__clearHttpResponse()
+
+        #TODO: close only when opened
+        self.terminateHttpRequest()
+
+        #HTTP POST request commands sequence
+        simpleCommands = [
+            [ "AT+HTTPINIT",                                                    2000 ],
+            [ "AT+HTTPPARA=\"CID\",\"{0}\"".format(bearerChannel),              1000 ],
+            [ "AT+HTTPPARA=\"URL\",\"{0}:{1}{2}\"".format(server, port, path),  500  ],
+            [ "AT+HTTPPARA=\"CONTENT\",\"multipart/form-data\"",                500  ],
+            [ "AT+HTTPPARA=\"UA\",\"{0}\"".format(self.userAgent),              500  ],
+            [ "AT+HTTPPARA=\"REDIR\",\"1\"",                                    500  ],
+            [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                 500  ]
+        ]
+
+        #executing commands sequence
+        if not self.execSimpleCommandsList(simpleCommands):
+            return False
+
+        #uploading data
+        self.logger.debug("uploading HTTP POST data")
+        ret = self.commandAndStdResult(
+            "AT+HTTPDATA={0},10000".format(len(parameters)),
+            7000,
+            ["DOWNLOAD", "ERROR"]
+        )
+
+        if (ret is None) or (self.lastResult != "DOWNLOAD"):
+            self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
+            return False
+
+        self.simpleWriteLn(parameters)
+
+        dataLine = self.readDataLine(500)
+        if (dataLine is None) or (dataLine != "OK"):
+            self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
+            return
+
+        self.logger.debug("actually making request")
+
+        #TODO: check CPU utilization
+        if not self.execSimpleOkCommand("AT+HTTPACTION=1", 15000):
+            return False
+
+        #reading HTTP request result
+        dataLine = self.readDataLine(15000)
+
+        if dataLine is None:
+            self.setError("{0}: empty HTTP request result string".format(inspect.stack()[0][3]))
+            return False
+
+        #parsing string like this "+HTTPACTION:0,200,15"
+        httpResult = self.__parseHttpResult(dataLine, bearerChannel)
+        if httpResult is None:
+            return False
+
+        #assigning HTTP result code
+        self.__httpResult = httpResult[0]
+
+        #it's can be bad http code, let's check it
+        if not self.___isOkHttpResponseCode(self.httpResult):
+            self.terminateHttpRequest()
+            return True
+
+        #when no data from server we just want go out, everything if OK
+        if (
+                (self.__isNoContentResponse(self.httpResult)) or
+                (not self.___isHttpResponseCodeReturnsData(self.httpResult))
+        ):
+            self.terminateHttpRequest()
+            return True
+
+        responseLength = httpResult[1]
+        if responseLength == 0:
+            self.terminateHttpRequest()
+            return True
+
+        self.logger.debug("reading http request response data")
+
+        if not self.__readHttpResponse(0, responseLength):
+            return False
+
+        return True
+
+
+        # self.disconnectTcp()
+        #
+        # return True
+
+
+        #
+        # int res= gsm.read(result, resultlength);
+        # //gsm.disconnectTCP();
+        # return res;

lib/sim900.bak/simshared.py

@@ -0,0 +1,62 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua )
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all
+#copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#SOFTWARE.
+
+"""
+This file is part of sim-module package. Shared functions for sim-module package.
+
+sim-module package allows to communicate with SIM 900 modules: send SMS, make HTTP requests and use other
+functions of SIM 900 modules.
+
+Copyright (C) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua ) All Rights Reserved.
+"""
+
+import os
+import logging
+import inspect
+
+### conditional import ###
+
+# our company uses big file amshared.py which is not needed for this library. so here we will import only needful
+# functions
+if os.path.exists(os.path.abspath(os.path.join(os.path.dirname(__file__), "__stand_alone__.py"))):
+    from lib.sim900.amsharedmini import *
+else:
+    from lib.amshared import *
+
+class AminisLastErrorHolderWithLogging(AminisLastErrorHolder):
+    def __init__(self, logger = None):
+        AminisLastErrorHolder.__init__(self)
+
+        self.logger     = logger
+        if self.logger is None:
+            self.logger = logging.getLogger(__name__)
+
+    def setError(self, value):
+        AminisLastErrorHolder.setError(self, value)
+        self.logger.error(value)
+
+    def setWarn(self, value):
+        AminisLastErrorHolder.setError(self, value)
+        self.logger.warn(value)
+
+def noneToEmptyString(value):
+    return '' if value is None else value

lib/sim900.bak/smshandler.py

@@ -0,0 +1,653 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua )
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all
+#copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#SOFTWARE.
+
+"""
+This file is part of sim-module package. SMS processing classes and functions.
+
+sim-module package allows to communicate with SIM 900 modules: send SMS, make HTTP requests and use other
+functions of SIM 900 modules.
+
+Copyright (C) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua ) All Rights Reserved.
+"""
+
+from lib.sim900.gsm import SimGsm
+from lib.sim900.simshared import *
+import binascii
+import random
+
+class SimSmsPduCompiler(AminisLastErrorHolder):
+    def __init__(self, smsCenterNumber="", targetPhoneNumber="", smsTextMessage=""):
+        AminisLastErrorHolder.__init__(self)
+
+        #sms center number
+        self.__smsCenterNumber      = self.__preprocessPhoneNumber(smsCenterNumber)
+
+        #sms recipient number
+        self.__smsRecipientNumber   = self.__preprocessPhoneNumber(targetPhoneNumber)
+
+        #sms text
+        self.smsText                = smsTextMessage
+
+        self.flashMessage           = False
+
+        #validation period for message
+        self.__validationPeriod     = None
+
+    def clear(self):
+        """
+        Clears all internal buffers
+
+        :return: nothing
+        """
+        self.clear()
+
+        self.__smsCenterNumber      = ""
+        self.__smsRecipientNumber   = ""
+        self.smsText                = ""
+        self.flashMessage           = False
+
+        self.__validationPeriod     = None
+
+    @property
+    def smsCenterNumber(self):
+        """
+        SMS center number
+
+        :return: returns SMS center number
+        """
+        return self.__smsCenterNumber
+
+    @staticmethod
+    def __preprocessPhoneNumber(value):
+        value   = noneToEmptyString(value)
+        value   = str(value).strip()
+        value   = value.replace(" ", "")
+
+        return value.replace("\t", "")
+
+    @smsCenterNumber.setter
+    def smsCenterNumber(self, value):
+        """
+        Sets SMS center number
+
+        :param value: new SMS center number
+        :return: nothing
+        """
+        self.__smsCenterNumber = self.__preprocessPhoneNumber(value)
+
+    @property
+    def smsRecipientNumber(self):
+        """
+        Returns SMS recipient number
+
+        :return: SMS recipient number
+        """
+        return self.__smsRecipientNumber
+
+    @smsRecipientNumber.setter
+    def smsRecipientNumber(self, value):
+        """
+        Sets SMS recipient number
+
+        :param value: SMS recipient number
+        :return: nothig
+        """
+        self.__smsRecipientNumber = self.__preprocessPhoneNumber(value)
+
+    @staticmethod
+    def __clientPhoneNumberLength(number):
+        """
+        Returns phone number without '+' symbol and without padding 'F' at end
+
+        :param number: number for length calculation
+        :return: number length
+        """
+
+        num = str(number).strip()
+        num = num.replace("+", "")
+
+        return len(num)
+
+    @staticmethod
+    def __encodePhoneNumber(number):
+        """
+        Encodes phone number according to PDU rules
+
+        :param number: phone number for encoding
+        :return: encoded phone number
+        """
+
+        num = str(number).strip()
+        num = num.replace("+", "")
+
+        #adding pad byte
+        if (len(num) % 2) != 0:
+            num += 'F'
+
+        #calculating reverted result, according to the
+        result = ""
+        i = 0
+        while i < len(num):
+            result += num[i+1] + num[i]
+            i += 2
+
+        return result
+
+    def __compileScaPart(self):
+        """
+        Compiles SCA part of PDU request.
+
+        :return: compiled request
+        """
+        if len(self.smsCenterNumber) == 0:
+            return "00"
+
+        smsCenterNumber = SimSmsPduCompiler.__encodePhoneNumber(self.smsCenterNumber)
+        sca = SimSmsPduCompiler.__byteToHex ( ((len(smsCenterNumber) // 2) + 1)) + "91" + smsCenterNumber
+        return sca
+
+    def __canUse7BitsEncoding(self, text = None):
+        """
+        Checks that message can be encoded in 7 bits.
+
+        :param text: optional argument - text for checking, when not specified whole sms text will be checked
+        :return: true when text can be encoded in 7 bits, otherwise returns false
+        """
+
+        if text is None:
+            return all(ord(c) < 128 for c in self.smsText)
+
+        return all(ord(c) < 128 for c in text)
+
+    @staticmethod
+    def __encodeMessageIn7Bits(text):
+        """
+        Encodes ASCII text message block with 7 bit's encoding. So, each 8 symbols of message will be encoded in 7 bytes
+
+        :param text: text for encoding
+        :return: 7-bit encoded message
+        """
+
+        data = bytearray(text.encode("ascii"))
+
+        #encoding
+        i = 1
+        while i < len(data):
+            j = len(data) - 1
+
+            while j>=i:
+                firstBit = 0x80 if ((data[j] % 2) > 0) else 0x00
+
+                data[j-1] = (data[j-1] & 0x7f) | firstBit
+                data[j]   = data[j] >> 1
+
+                j -= 1
+
+            i += 1
+
+        #looking for first 0x00 byte
+        index = 0
+        for b in data:
+            if b == 0x00:
+                break
+
+            index += 1
+
+        data = data[:index]
+
+        # 'hellohello' must be encoded as "E8329BFD4697D9EC37"
+        return binascii.hexlify(data).decode("ascii").upper()
+
+    def __encodeMessageAsUcs2(self, text):
+        """
+        Encodes message with UCS2 encoding
+
+        :param text: text for encoding
+        :return: UCS2 encoded message
+        """
+
+        try:
+            d = binascii.hexlify(text.encode("utf-16-be"))
+            return d.decode("ascii").upper()
+        except Exception as e:
+            self.setError("error encoding text: {0}".format(e))
+
+            return None
+
+    def __compilePduTypePart(self, isMultupartMessage):
+        """
+        Returns PDU Type part.
+
+        :param isMultupartMessage: must be true when message is multupart
+        :return: encoded PDU-Type
+        """
+
+        #returning PDU-Type when validation period is not specified
+        if self.__validationPeriod is None:
+            if not isMultupartMessage:
+                return "01"
+
+            return "41"
+
+        #special value when multi-part message
+        if isMultupartMessage:
+            return "51"
+
+        return "11"
+
+    def __compilePduTpVpPart(self):
+        """
+        Returns TP-VP part (validity period for SMS)
+        :return:
+        """
+        # TP- VP — TP-Validity-Period/ "AA" means 4 days. Note: This  octet is optional, see bits 4 and 3 of the first octet
+        return self.__validationPeriod
+
+    def setValidationPeriodInMinutes(self, value):
+        """
+        Set message validation period in minutes interval. Up to 12 hours.
+
+        :param value:  minutes count
+        :return: true if everything is OK, otherwise returns false
+        """
+
+        #0-143 	(TP-VP + 1) x 5 minutes 	5, 10, 15 minutes ... 11:55, 12:00 hours
+        count = value // 5
+
+        if count > 143:
+            self.setError("Wrong interval, must be between 1 and 720 minutes")
+            return False
+
+        self.__validationPeriod = self.__byteToHex(count)
+        return True
+
+    def setValidationPeriodInHours(self, value):
+        """
+        Set validation period in hours (up to 24 hours) with 0.5 hour step
+
+        :param value: hours count (float), must be >= 12 and <= 24
+        :return: true if everything is OK, otherwise returns false
+        """
+        #144-167 	(12 + (TP-VP - 143) / 2 ) hours 	12:30, 13:00, ... 23:30, 24:00 hours
+
+        if (value < 12) or (value > 24):
+            self.setError("Value must be between 12 and 24 hours")
+            return False
+
+        value = value - 12
+
+        count = int(value)
+        if (value - count) >= 0.5:
+            count = count*2 + 1
+        else:
+            count = count*2
+
+        if count>23:
+            count = 23
+
+        self.__validationPeriod = self.__byteToHex(count + 144)
+        return True
+
+    def setValidationPeriodInDays(self, value):
+        """
+        Can set message validation period in days (2-30 days)
+
+        :param value: days count (must be >=2 and <=30)
+        :return: true when value is OK, otherwise returns false
+        """
+
+        #168-196 (TP-VP - 166) days 	2, 3, 4, ... 30 days
+
+        if (value < 2) or (value > 30):
+            self.setError("Bad interval, value must be >= 2 days and <= 30 days")
+            return False
+
+        self.__validationPeriod = self.__byteToHex(value + 166)
+        return True
+
+    def setValidationPeriodInWeeks(self, value):
+        """
+        Set validation period in weeks (from 5 to 63 weeks)
+
+        :param value: weeks count (must be >=5 and <= 63)
+        :return: true if everything is OK, otherwise returns false
+        """
+
+        # 197-255 	(TP-VP - 192) weeks 	5, 6, 7, ... 63 weeks
+        if (value < 5) or (value > 63):
+            self.setError("Wrong value, value must be >= 5 and <= 63 weeks")
+            return False
+
+        value = value - 5
+        self.__validationPeriod = self.__byteToHex(value + 197)
+        return True
+
+    def __compileTpdu(self, pieceNumber, totalPiecesCount, pieceText, messageId = None):
+        """
+        Compiles TPDU part of PDU message request.
+        :return: compiled TPDU
+        """
+        # TPDU = "PDU-Type" + "TP-MR" + "TP-DA" + "TP-PID" + "TP-DCS" + "TP-VP" + "TP-UDL" + "TP-UD"
+        # PDU-Type is the same as SMS-SUBMIT-PDU
+
+        ret = ""
+        #checking that message have more than one part
+        isMultipartMessage = totalPiecesCount > 1
+
+        #adding PDU-Type
+        ret += self.__compilePduTypePart(isMultipartMessage)
+
+        #adding TP-MR (TP-Message-Reference).
+        ret += self.__byteToHex(pieceNumber+100)
+        # if totalPiecesCount > 1:
+        #     #setting message reference manually
+        #     ret += self.__byteToHex(pieceNumber)
+        # else:
+        #     #The "00" value here lets the phone set the message reference number itself.
+        #     ret += "00"
+
+        #encoding TP-DA (TP-Destination-Address - recipient address)
+        ret += self.__byteToHex(self.__clientPhoneNumberLength(self.smsRecipientNumber)) + "91" + self.__encodePhoneNumber(self.smsRecipientNumber)
+
+        #adding TP-PID (TP-Protocol ID)
+        ret += "00"
+
+        #adding TP-DCS (TP-Data-Coding-Scheme)
+        #00h: 7-bit encoding (160 symbols [after packing], but only ASCII)
+        #08h: UCS2 encoding (Unicode), 70 symbols, 2 bytes per symbol
+
+        #If first octet is "1" message will not be saved in mobile but only flashed on the screen
+        #10h: Flash-message with 7-bit encoding
+        #18h: Flash-message with UCS2 encoding
+
+        #checking that message CAN be encoded in 7 bits encoding
+        canBe7BitsEncoded = self.__canUse7BitsEncoding()
+
+        if canBe7BitsEncoded:
+            tpDcs = "00"
+        else:
+            tpDcs = "08"
+
+        if self.flashMessage:
+            tpDcs[0] = "1"
+
+        ret += tpDcs
+
+        #adding TP-VP (TP-Validity-Period) is it's specified
+        if self.__validationPeriod is not None:
+            ret += self.__compilePduTpVpPart()
+
+        #encoding message (7-bit or UCS2)
+        if canBe7BitsEncoded:
+            encodedMessage = self.__encodeMessageIn7Bits(pieceText)
+        else:
+            encodedMessage = self.__encodeMessageAsUcs2(pieceText)
+
+        #checking that message was encoded correctly
+        if encodedMessage is None:
+            self.setError("error encoding message: {0}".format(self.errorText))
+            return None
+
+        #adding TP-UDL (TP-User-Data-Length - message length)
+        if not isMultipartMessage:
+            if canBe7BitsEncoded:
+                #adding TEXT LENGTH IN SYMBOLS
+                ret += self.__byteToHex(len(self.smsText))
+            else:
+                ret += self.__byteToHex(len(encodedMessage)//2)
+        else:
+            if canBe7BitsEncoded:
+                ret += self.__byteToHex(len(pieceText) + 8)
+            else:
+                ret += self.__byteToHex(len(encodedMessage)//2 + 6)
+
+        #adding UDHL + UDH for multipart messages
+        if isMultipartMessage:
+            if canBe7BitsEncoded:
+                #length of UDH
+                udhl = bytearray([0x06])
+
+                #UDI IED entry type
+                iei  = bytearray([0x08])
+
+                #length of UDH IED
+                iedl = bytearray([0x04])
+
+                # messageId
+                ied1Lo = messageId & 0xff
+                ied1Hi = ((messageId & 0xff00) >> 8)
+                ied1 = bytearray([ied1Hi, ied1Lo])
+
+                #total pieces count
+                ied2 = bytearray([totalPiecesCount])
+
+                #piece number
+                ied3 = bytearray([pieceNumber])
+
+                #compiling IED
+                ied  = ied1 + ied2 + ied3
+
+                #compiling UDH
+                udh  = iei + iedl + ied
+            else:
+                #length of UDH
+                udhl = bytearray([0x05])
+
+                #UDI IED entry type
+                iei  = bytearray([0x00])
+
+                #length of UDH IED
+                iedl = bytearray([0x03])
+
+                #message id
+                ied1Lo = messageId & 0xff
+                ied1 = bytearray([ied1Lo])
+
+                #total pieces count
+                ied2 = bytearray([totalPiecesCount])
+
+                #piece number
+                ied3 = bytearray([pieceNumber])
+
+                #compiling IED
+                ied  = ied1 + ied2 + ied3
+
+                #compiling UDH
+                udh  = iei + iedl + ied
+
+            cudh = binascii.hexlify(udhl + udh).decode("ascii").upper()
+            print("cudh = '{0}'".format(cudh))
+
+            ret += cudh
+
+        #adding TP-UD (TP-User-Data - SMS message encoded as described in TP-DCS)
+        ret += encodedMessage
+        return ret
+
+    def messagesCount(self):
+        if self.__canUse7BitsEncoding():
+            symbolsCount = len(self.smsText)
+
+            if symbolsCount <= 160:
+                return 1
+
+            messagesCount = symbolsCount // 152
+            if symbolsCount % 152:
+                messagesCount += 1
+
+            return messagesCount
+        else:
+            symbolsCount = len(self.smsText)
+
+            if symbolsCount <= 70:
+                return 1
+
+            messagesCount = symbolsCount // 67
+            if symbolsCount % 67:
+                messagesCount += 1
+
+            return messagesCount
+
+    @staticmethod
+    def __byteToHex(value):
+        """
+        Returns two-symbold hex-string representation of byte.
+
+        :param value: byte for encoding
+        :return: encoded value
+        """
+        return "{:02X}".format(value)
+
+    def compile(self):
+        """
+        Compiles PDU request (SCA + TPDU)
+
+        :return: SMS request in PDU format
+        """
+        ret = []
+
+        symbolsCount    = len(self.smsText)
+        msgCount        = self.messagesCount()
+        isUcs2          = not self.__canUse7BitsEncoding()
+
+        if isUcs2:
+            symbolsInPiece = 67
+        else:
+            symbolsInPiece = 152
+
+        #generating message id for multi-part messages
+        messageId = None
+        if msgCount > 1:
+            messageId = random.randint(0, 65535)
+
+        for i in range(msgCount):
+
+            if msgCount == 1:
+                textPiece = self.smsText
+            else:
+                minIndex = i * symbolsInPiece
+                maxIndex = (minIndex + symbolsInPiece) if (minIndex + symbolsInPiece) < symbolsCount else (symbolsCount)
+                textPiece = self.smsText[minIndex : maxIndex]
+
+            ret += [(self.__compileScaPart(), self.__compileTpdu(i+1, msgCount, textPiece, messageId),)]
+
+        return ret
+
+class SimGsmSmsHandler(SimGsm):
+    def __init__(self, port, logger):
+        SimGsm.__init__(self, port, logger)
+
+        self.sendingResult = ""
+
+    def clear(self):
+        SimGsm.clearError(self)
+        self.sendingResult = ""
+
+    def sendSms(self, phoneNumber, messageText, numberOfAttempts = 3):
+        tuneCommands = [
+            ["AT+CMGS=?",       300], #checking that sms supported
+            ["AT+CMGF=1",       1000]
+        ]
+
+        self.logger.debug("initializing SIM module for SMS sending")
+        for cmd in tuneCommands:
+            if not self.execSimpleOkCommand(commandText=cmd[0],timeout=cmd[1]):
+                return False
+
+        for i in range(numberOfAttempts):
+            ret = self.commandAndStdResult(
+                "AT+CMGS=\"{0}\"".format(phoneNumber),
+                1000,
+                [">"]
+            )
+
+            if (ret is None) or (self.lastResult != ">"):
+                continue
+
+            ret = self.commandAndStdResult(
+                "{0}\n\x1a".format(messageText),
+                10000,
+                ["ERROR", "OK"]
+            )
+            if (ret is None) or (self.lastResult not in ["OK"]):
+                continue
+
+            return True
+
+        self.setError("error sending sms...")
+        return False
+
+    def __sendPduMessageLow(self, sca, pdu, numberOfAttempts = 3):
+        tuneCommands = [
+            ["AT+CSCS=\"GSM\"",     500],
+            # ["AT+CMGS?",            500], #checking that sms supported
+            ["AT+CMGF=0",          1000]
+        ]
+
+        self.logger.debug("initializing SIM module for SMS sending in PDU mode")
+
+        for cmd in tuneCommands:
+            if not self.execSimpleOkCommand(commandText=cmd[0], timeout=cmd[1]):
+                self.setError("error tuning module for sms sending")
+                return False
+
+        for i in range(numberOfAttempts):
+            ret = self.commandAndStdResult(
+                "AT+CMGS={0}".format(len(pdu) // 2),
+                1000,
+                [">"]
+            )
+
+            if (ret is None) or (self.lastResult != ">"):
+                continue
+
+            ret = self.commandAndStdResult(
+                "{0}\x1a".format(sca + pdu),
+                10000,
+                ["ERROR", "OK"]
+            )
+            if (ret is None) or (self.lastResult != "OK"):
+                continue
+
+            self.sendingResult = ret.strip()
+            return True
+
+        return False
+
+
+    def sendPduMessage(self, pduHelper, numberOfAttempts = 3):
+        d = pduHelper.compile()
+        if d is None:
+            self.setError("error compiling PDU sms")
+            return False
+
+        piece = 1
+        for (sca, pdu,) in d:
+            self.logger.info("sendSms(): sca + pdu = \"{0}\"".format(sca + pdu))
+            if not self.__sendPduMessageLow(sca, pdu, numberOfAttempts):
+                return False
+
+
+            self.logger.info("Sending result = {0}".format(self.sendingResult))
+
+
+        return True

lib/sim900.bak/ussdhandler.py

@@ -0,0 +1,126 @@
+#The MIT License (MIT)
+#
+#Copyright (c) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua )
+#
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+#
+#The above copyright notice and this permission notice shall be included in all
+#copies or substantial portions of the Software.
+#
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#SOFTWARE.
+
+"""
+This file is part of sim-module package. USSD requests processing classes and functions.
+
+sim-module package allows to communicate with SIM 900 modules: send SMS, make HTTP requests and use other
+functions of SIM 900 modules.
+
+Copyright (C) 2014-2015 Bohdan Danishevsky ( dbn@aminis.com.ua ) All Rights Reserved.
+"""
+
+from lib.sim900.gsm import SimGsm
+from lib.sim900.simshared import *
+
+class SimUssdHandler(SimGsm):
+    def __init__(self, port, logger):
+        SimGsm.__init__(self, port, logger)
+        self.lastUssdResult = None
+
+    @staticmethod
+    def __parseResult(value):
+        #parsing strings like '+CUSD: 0,"data string"'
+
+        #searching and removing '+CUSD' prefix
+        idx = value.find(":")
+        if idx == -1:
+            return None
+
+        left = value[:idx]
+        left = str(left).strip()
+        if left != "+CUSD":
+            return None
+
+        data = value[(idx+1):]
+        data = str(data).strip()
+
+        #searching and removing numeric parameter
+        idx = data.find(",")
+        if idx == -1:
+            return None
+
+        #also, we can use this code. But I dont know how
+        code = data[:idx]
+        data = data[(idx+1):]
+
+        data = str(data).strip()
+
+        data = data.rstrip(',')
+        data = data.strip('"')
+
+        return data
+
+    def runUssdCode(self, ussdCode):
+        cmd = "AT+CUSD=1,\"{0}\",15".format(ussdCode)
+        self.logger.info("running command = '{0}'".format(cmd))
+
+        #executing command, also we can retrieve result right here
+        result = self.commandAndStdResult(cmd, 20000)
+
+        if (result is None) or (self.lastResult != 'OK'):
+            self.setWarn("error running USSD command '{0}'".format(ussdCode))
+            return False
+
+        result = str(result).strip()
+
+        #checking that we have result here
+        if len(result) > 0:
+            self.lastUssdResult = self.__parseResult(result)
+
+            if self.lastUssdResult is None:
+                self.setWarn("error parsing USSD command result")
+                return False
+
+            return True
+
+        #reading data line
+        dataLine = self.readNullTerminatedLn(20000)
+
+        if dataLine is None:
+            self.setWarn("error waiting for USSD command result")
+            return False
+
+        dataLine = str(dataLine).strip()
+
+        #reading bytes in the end of response
+        data = self.readFixedSzieByteArray(1, 500)
+        if data == bytes([0xff]):
+            data = None
+
+        endLine = self.readLn(500)
+
+        if (data is not None) or (endLine is not None):
+            endLine = noneToEmptyString(data) + noneToEmptyString(endLine)
+            endLine = str(endLine).strip()
+
+            if len(endLine) > 0:
+                dataLine += endLine
+
+        #parsing CUSD result
+        self.lastUssdResult = self.__parseResult(dataLine)
+
+        if self.lastUssdResult is None:
+            return False
+
+        return True
+

lib/sim900/gsm.py

@@ -33,7 +33,6 @@ import time
 import serial
 import logging
 from lib.sim900.simshared import *
-import struct
 
 class GsmSpecialCharacters:
     ctrlz = 26        #//Ascii character for ctr+z. End of a SMS.
@@ -133,7 +132,7 @@ class SimGsmSerialPortHandler(AminisLastErrorHolderWithLogging):
         """
         return self.print(commandLine, encoding)
 
-    def printLn(self, commandString, bytes=None, encoding = "ascii"):
+    def printLn(self, commandString, encoding = "ascii"):
         """
         Sends string data and CR/LF in the end to the SIM module
 
@@ -141,16 +140,33 @@ class SimGsmSerialPortHandler(AminisLastErrorHolderWithLogging):
         :param encoding: before sending string it will be converted to the bytearray with this encoding
         :return: True if data sent, otherwise returns False
         """
-        if bytes is not None:
+        if not isinstance(commandString, bytes):
-            data = bytearray(commandString, encoding) + bytes + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
+            data = bytearray(commandString, encoding) + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
         else:
-            data= bytearray(commandString, encoding) + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
+            data = commandString + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
-
-        # print("Print Line data: {}".format(data))
-
         return self.__sendRawBytes(data)
 
-    def simpleWriteLn(self, commandLine, bytes=None, encoding = "ascii"):
+    def simpleWriteLns(self, commandLines, encoding = "ascii"):
+        for i, l in enumerate(commandLines):
+
+            if i < len(commandLines)-1:
+                if not isinstance(l, bytes):
+                    data = bytearray(l, encoding)
+                else:
+                    data = l
+            else:
+                if not isinstance(l, bytes):
+                    data = bytearray(l, encoding) + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
+                else:
+                    data = l + bytearray([GsmSpecialCharacters.cr, GsmSpecialCharacters.lf])
+
+            r = self.__sendRawBytes(data)
+            if r is False:
+                return r
+
+        return r
+
+    def simpleWriteLn(self, commandLine, encoding = "ascii"):
         """
         Just alias for printLn() method
 
@@ -159,7 +175,7 @@ class SimGsmSerialPortHandler(AminisLastErrorHolderWithLogging):
         :return: True if data sent, otherwise returns False
         """
 
-        return self.printLn(commandLine, encoding=encoding, bytes=bytes)
+        return self.printLn(commandLine, encoding)
 
     def flushInput(self):
         """

lib/sim900/inetgsm.py

@@ -38,6 +38,10 @@ class SimInetGSMConnection:
     inetClosing     = 2
     inetClosed      = 3
 
+def chunks(l, n):
+    n = max(1, n)
+    return [l[i:i + n] for i in range(0, len(l), n)]
+
 class SimInetGSM(SimGsm):
     def __init__(self, port, logger):
         SimGsm.__init__(self, port, logger)
@@ -172,13 +176,54 @@ class SimInetGSM(SimGsm):
         #returning GPRS checking sequence
         return self.checkGprsBearer()
 
-    def disconnectTcp(self):
+    def attachCIP(self, apn, user=None, password=None, bearerNumber = 1):
-        """
+            """
-        Disconnects TCP connection
+            Attaches GPRS connection for SIM module
-        :return:
-        """
 
-        return self.commandAndStdResult("AT+CIPCLOSE", 1000, ["OK"])
+            :param apn: Access Point Name
+            :param user: User name (Login)
+            :param password: Password
+            :param bearerNumber: Bearer number
+            :return: True if everything was OK, otherwise returns False
+            """
+
+            #checking current connection state
+            # if not self.checkGprsBearer(bearerNumber):
+            #     return False
+            #
+            # #going out if already connected
+            # if self.connectionState == SimInetGSMConnection.inetConnected:
+            #     return True
+
+            #Closing the GPRS PDP context. We dont care of result
+            self.execSimpleOkCommand("AT+CIPSHUT", 500)
+
+            #initialization sequence for GPRS attaching
+            commands = [
+                ["AT+CGATT=1",        1000  ],
+                ["AT+CSNS=4,",        500   ],
+                ["AT+CSTT=\"{}\",\"{}\",\"{}\"".format(apn, user, password),      500   ],
+                ["AT+CIICR",   500   ],
+                ["AT+CIFSR",                             10000 ]
+                # ["AT+CIPSTART=\"{}\",\"{}\",\"{}\"".format("TCP", {})]
+            ]
+
+            #executing commands sequence
+            if not self.execSimpleCommandsList(commands):
+                return False
+
+            return 1
+
+            #returning GPRS checking sequence
+            # return self.checkGprsBearer()
+
+    def disconnectTcp(self):
+            """
+            Disconnects TCP connection
+            :return:
+            """
+
+            return self.commandAndStdResult("AT+CIPCLOSE", 1000, ["OK"])
 
     def dettachGPRS(self, bearerNumber = 1):
         """
@@ -409,7 +454,7 @@ class SimInetGSM(SimGsm):
         self.__httpResponse = None
         self.__httpResult   = 0
 
-    def httpPOST(self, server, port, path, parameters, bearerChannel = 1):
+    def httpPOST(self, server, port, path, parameters, contentType="application/x-www-form-urlencoded", bearerChannel = 1):
         """
         Makes HTTP POST request to the given server and script
 
@@ -431,10 +476,10 @@ class SimInetGSM(SimGsm):
             [ "AT+HTTPINIT",                                                    2000 ],
             [ "AT+HTTPPARA=\"CID\",\"{0}\"".format(bearerChannel),              1000 ],
             [ "AT+HTTPPARA=\"URL\",\"{0}:{1}{2}\"".format(server, port, path),  500  ],
-            [ "AT+HTTPPARA=\"CONTENT\",\"application/x-www-form-urlencoded\"",  500  ],
+            [ "AT+HTTPPARA=\"CONTENT\",\"{0}\"".format(contentType),            500  ],
             [ "AT+HTTPPARA=\"UA\",\"{0}\"".format(self.userAgent),              500  ],
             [ "AT+HTTPPARA=\"REDIR\",\"1\"",                                    500  ],
-            [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                 500  ]
+            [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                 500  ],
         ]
 
         #executing commands sequence
@@ -445,7 +490,7 @@ class SimInetGSM(SimGsm):
         #uploading data
         self.logger.debug("uploading HTTP POST data")
         ret = self.commandAndStdResult(
-            "AT+HTTPDATA={0},10000".format(len(parameters)),
+            "AT+HTTPDATA={0},60000".format(len(parameters)),
             7000,
             ["DOWNLOAD", "ERROR"]
         )
@@ -456,9 +501,14 @@ class SimInetGSM(SimGsm):
 
         self.simpleWriteLn(parameters)
 
-        dataLine = self.readDataLine(500)
+        # if len(parameters)<32:
+        #     self.simpleWriteLn(parameters)
+        # else:
+        #     parameters = self.simpleWriteLns(chunks(parameters,32))
+
+        dataLine = self.readDataLine(maxWaitTime=20000)
         if (dataLine is None) or (dataLine != "OK"):
-            self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
+            self.setError("{0}: can't upload HTTP POST data {1}".format(inspect.stack()[0][3], dataLine))
             return
 
         self.logger.debug("actually making request")
@@ -512,121 +562,115 @@ class SimInetGSM(SimGsm):
         #
         # return True
 
-    def httpPOST_DATA(self, server, port, path, parameters, bearerChannel = 1):
+  #
-        """
+  # int res= gsm.read(result, resultlength);
-        Makes HTTP POST request to the given server and script
+  # //gsm.disconnectTCP();
+  # return res;
 
-        :param server: server (host) address
+    def httpPOST_CIP(self, server, port, path, parameters, contentType="application/x-www-form-urlencoded", bearerChannel = 1):
-        :param port: server port
+            """
-        :param path: path to the script
+            Makes HTTP POST request to the given server and script
-        :param parameters: POST parameters
-        :param bearerChannel: bearer channel number
-        :return: true if operation was successfully finished. Otherwise returns false
-        """
 
-        # self.__clearHttpResponse()
+            :param server: server (host) address
+            :param port: server port
+            :param path: path to the script
+            :param parameters: POST parameters
+            :param bearerChannel: bearer channel number
+            :return: true if operation was successfully finished. Otherwise returns false
+            """
 
-        #TODO: close only when opened
+            self.__clearHttpResponse()
-        # self.terminateHttpRequest()
 
-        #HTTP POST request commands sequence
+            #TODO: close only when opened
-        # simpleCommands = [
-        #     [ "AT+HTTPINIT",                                                    2000 ],
-        #     [ "AT+HTTPPARA=\"CID\",\"{0}\"".format(bearerChannel),              1000 ],
-        #     [ "AT+HTTPPARA=\"URL\",\"{0}:{1}{2}\"".format(server, port, path),  500  ],
-        #     [ "AT+HTTPPARA=\"CONTENT\",\"multipart/form-data\"",                500  ],
-        #     [ "AT+HTTPPARA=\"UA\",\"{0}\"".format(self.userAgent),              500  ],
-        #     [ "AT+HTTPPARA=\"REDIR\",\"1\"",                                    500  ],
-        #     [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                 500  ]
-        # ]
-
-        simpleCommands = [
-            [ "AT+CGATT?",                                                          2000 ],
-            [ "AT+CIPCLOSE",                                                       1000 ],
-            # [ "AT+CIPMUX=0",                                                       1000 ],
-            [ "AT+CSTT=\"{0}\"".format('wholesale'),                                1000],
-            [ "AT+CIICR",                                                         500  ],
-            [ "AT+CIFSR",                                                           500  ],
-            [ "AT+CIPSTART=\"{0}\",\"{1}\",\"{2}\"".format("TCP", server, port),  500  ],
-            [ "AT+CIPSEND",                                    500  ],
-            # [ "AT+HTTPPARA=\"TIMEOUT\",\"45\"",                                 500  ]
-        ]
-        #executing commands sequence
-        if not self.execSimpleCommandsList(simpleCommands):
-            return False
-
-        #uploading data
-        # self.logger.debug("uploading HTTP POST data")
-        # ret = self.commandAndStdResult(
-        #     "AT+HTTPDATA={0},10000".format(len(parameters)),
-        #     7000,
-        #     ["DOWNLOAD", "ERROR"]
-        # )
-
-        # if (ret is None) or (self.lastResult != "DOWNLOAD"):
-        #     self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
-        #     return False
-
-        self.simpleWriteLn(parameters)
-
-        dataLine = self.readDataLine(500)
-        if (dataLine is None) or (dataLine != "OK"):
-            self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
-            return
-
-        self.logger.debug("actually making request")
-
-        #TODO: check CPU utilization
-        if not self.execSimpleOkCommand("AT+HTTPACTION=1", 15000):
-            return False
-
-        #reading HTTP request result
-        dataLine = self.readDataLine(15000)
-
-        if dataLine is None:
-            self.setError("{0}: empty HTTP request result string".format(inspect.stack()[0][3]))
-            return False
-
-        #parsing string like this "+HTTPACTION:0,200,15"
-        httpResult = self.__parseHttpResult(dataLine, bearerChannel)
-        if httpResult is None:
-            return False
-
-        #assigning HTTP result code
-        self.__httpResult = httpResult[0]
-
-        #it's can be bad http code, let's check it
-        if not self.___isOkHttpResponseCode(self.httpResult):
             self.terminateHttpRequest()
+
+            #HTTP POST request commands sequence
+            simpleCommands = [
+                # ["AT+CGATT=1",        1000  ],
+                # ["AT+CSNS=4,",        500   ],
+                # ["AT+CSTT=\"{}\",\"{}\",\"{}\"".format("wholesale", "", ""),      500   ],
+                # ["AT+CIICR",   500   ],
+                # ["AT+CIFSR",                             10000 ]
+                [ "AT+CIPSTART=\"TCP\",\"{0}{2}\",\"{1}\"".format(server, port, path),  500  ],
+                [ "AT+CIPSEND=",            500  ],
+            ]
+
+            #executing commands sequence
+            if not self.execSimpleCommandsList(simpleCommands):
+                return False
+
+
+            #uploading data
+            self.logger.debug("uploading HTTP POST data")
+            # ret = self.commandAndStdResult(
+            #     "AT+HTTPDATA={0},10000".format(len(parameters)),
+            #     7000,
+            #     ["DOWNLOAD", "ERROR"]
+            # )
+
+            # if (ret is None) or (self.lastResult != "DOWNLOAD"):
+            #     self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
+            #     return False
+
+            self.simpleWriteLn(parameters)
+
+            dataLine = self.readDataLine(500)
+            if (dataLine is None) or (dataLine != "OK"):
+                self.setError("{0}: can't upload HTTP POST data".format(inspect.stack()[0][3]))
+                return
+
+            # self.logger.debug("actually making request")
+
+            # #TODO: check CPU utilization
+            # if not self.execSimpleOkCommand("AT+HTTPACTION=1", 15000):
+            #     return False
+
+            #reading HTTP request result
+            dataLine = self.readDataLine(15000)
+
+            if dataLine is None:
+                self.setError("{0}: empty HTTP request result string".format(inspect.stack()[0][3]))
+                return False
+
+            #parsing string like this "+HTTPACTION:0,200,15"
+            httpResult = self.__parseHttpResult(dataLine, bearerChannel)
+            if httpResult is None:
+                return False
+
+            #assigning HTTP result code
+            self.__httpResult = httpResult[0]
+
+            #it's can be bad http code, let's check it
+            if not self.___isOkHttpResponseCode(self.httpResult):
+                self.terminateHttpRequest()
+                return True
+
+            #when no data from server we just want go out, everything if OK
+            if (
+                    (self.__isNoContentResponse(self.httpResult)) or
+                    (not self.___isHttpResponseCodeReturnsData(self.httpResult))
+            ):
+                self.terminateHttpRequest()
+                return True
+
+            responseLength = httpResult[1]
+            if responseLength == 0:
+                self.terminateHttpRequest()
+                return True
+
+            self.logger.debug("reading http request response data")
+
+            if not self.__readHttpResponse(0, responseLength):
+                return False
+
             return True
 
-        #when no data from server we just want go out, everything if OK
-        if (
-                (self.__isNoContentResponse(self.httpResult)) or
-                (not self.___isHttpResponseCodeReturnsData(self.httpResult))
-        ):
-            self.terminateHttpRequest()
-            return True
 
-        responseLength = httpResult[1]
+            # self.disconnectTcp()
-        if responseLength == 0:
+            #
-            self.terminateHttpRequest()
+            # return True
-            return True
 
-        self.logger.debug("reading http request response data")
+      #
-
+      # int res= gsm.read(result, resultlength);
-        if not self.__readHttpResponse(0, responseLength):
+      # //gsm.disconnectTCP();
-            return False
+      # return res;
-
-        return True
-
-
-        # self.disconnectTcp()
-        #
-        # return True
-
-
-        #
-        # int res= gsm.read(result, resultlength);
-        # //gsm.disconnectTCP();
-        # return res;

main.py

@@ -6,9 +6,10 @@ if DEBUG:
     from instruments import Barometer_Debug2 as Barometer
     from instruments import Camera_Debug2 as Camera
     from datahandling import Datalogger_Debug as Datalogger
-    from datahandling import Datareporter_Debug2 as Datareporter
+    from datahandling import Datareporter_Debug3 as Datareporter
     from system import System_Debug as System
     import threading
+
     import datetime
 
 import configparser
@@ -19,13 +20,19 @@ import configparser
 # log.
 # # log.setFo
 
-log = logging.getLogger("instruments")
+log = logging.getLogger(__name__)
-handler = logging.StreamHandler()
+log1 = logging.getLogger("instruments")
+log2 = logging.getLogger("datahandling")
+handler = logging.FileHandler('myapp.log')
 
-formatter = logging.Formatter('%(asctime)-15s %(name)-5s %(levelname)-8s %(message)s')
+formatter = logging.Formatter('[%(asctime)-15s] %(name)-15s %(levelname)-8s %(message)s')
 handler.setFormatter(formatter)
 log.addHandler(handler)
+log1.addHandler(handler)
+log2.addHandler(handler)
 log.setLevel(logging.DEBUG)
+log1.setLevel(logging.DEBUG)
+log2.setLevel(logging.INFO)
 
 #start-up
 #log denotes write to local, report denotes sending to server
@@ -33,62 +40,48 @@ log.setLevel(logging.DEBUG)
 #TODO startup message
 
 #loadconfig
-config = configparser.ConfigParser()
+from config import *
-config.sections()
-config.read('config.ini')
-refresh_camera_local = float(config['refresh rates']['refresh camera local'])
-refresh_camera_transmit = float(config['refresh rates']['refresh camera transmit'])
 
-refresh_barometer_local = float(config['refresh rates']['refresh barometer local'])
+notebook = Datalogger (text_path=None,
-refresh_barometer_transmit = float(config['refresh rates']['refresh barometer transmit'])
+                     log_path=log_path,
-
+                     photo_path=photo_path)
-refresh_gps_local = float(config['refresh rates']['refresh gps local'])
-refresh_gps_transmit = float(config['refresh rates']['refresh gps transmit'])
-
-low_quality_resolution = eval(config['camera settings']['low quality resolution'])
-low_quality_compression_pct = int(config['camera settings']['low quality compression pct'])
-
-report_url = config['report settings']['report url']
-report_image_url = config['report settings']['report image url']
-
-com_port_name = config['modem settings']['com port name']
-baud_rate = config['modem settings']['baud rate']
-
-logger = Datalogger ()
 log.debug ("System started")
 # logger.log("Log Intiated")
 
 #system check
 system = System()
-system_status = system.status
 
-# logger.log (system_status[1])
+log.debug (system.stats)
 
-#todo test cell connection, log, report
+#todo test cell connection
-reporter = Datareporter()
+reporter = Datareporter (
-reporter_status = reporter.status
+    use_lan = True,
-# logger.log (reporter_status[1])
+    url = "http://home.ascorrea.com",
-reporter.send(reporter_status[1])
+    server_port = 5010,
-reporter.send(system_status[1])
+    data_path = "upload-data",
+    image_path = "upload-file",
+    ping_path = "ping",
+    com_port_name="/dev/ttyAMA0",
+    baud_rate = 9600)
 
-#TODO test camera, log, report
+#TODO test camera
 camera = Camera (low_quality_compression_pct=low_quality_compression_pct,
-                 low_quality_resolution=low_quality_resolution)
+                 low_quality_resolution=low_quality_resolution,
-camera_status = camera.status
+                 high_quality_compression_pct=high_quality_compression_pct,
+                 high_quality_resolution=high_quality_resolution,
+                 vflip=True,
+                 hflip=True,
+                 exposure_mode='sports'
+                 )
 
-#todo test barometer, log, report
+
+#todo test barometer
 barometer = Barometer()
-# barometer_status = barometer.status
-# logger.log (barometer_status[1])
-# reporter.send(barometer_status[1])
 
 #todo test GPS, log, report
 
 #todo check for errors, throw exception if error
 
-if(system_status[0] or reporter_status[0] or camera_status[0]):
-    raise Exception ('Error')
-
 def scheduler (interval, worker_func, iterations = 0):
   if iterations != 1:
     threading.Timer (
@@ -98,19 +91,55 @@ def scheduler (interval, worker_func, iterations = 0):
 
   worker_func ()
 
-#while 1:
 
-image = camera.capture()
+def update_barometer_local():
-data = barometer.read()
+    global bar
+    bar = barometer.read()
+    notebook.log(bar, message_type="data")
 
-# logger.log(image.get('hi'), type='image')
+def update_image_local():
-# logger.log(barometer, type='data')
+    global img
-reporter.send(image.get('lo'), type='data')
+    img = camera.capture()
-reporter.send(barometer, type = 'data')
+    notebook.log(img.get('hi'), message_type="image")
 
 
-#todo break apart log and report refresh
+scheduler(2, update_barometer_local)
-# scheduler(refresh_barometer_local, update_barometer, 2)
+scheduler(5, update_image_local)
-# scheduler(refresh_camera_local, update_camera, 2)
+
+counter=1
+while counter>0:
+    global img
+    global bar
+    # bar=None
+    # img=None
+
+    try:
+        reporter.send(1, message_type="ping")
+
+        # if (counter % refresh_camera_local) == 0:
+        #     if not img:
+        #         img = camera.capture()
+        #     notebook.log(img.get('hi'), message_type="image")
+
+        if (counter % refresh_barometer_transmit) == 0:
+            if not bar:
+                bar = barometer.read()
+            reporter.send(bar, message_type="data")
+
+        if (counter % refresh_camera_transmit) == 0:
+            # log.debug('Need to transmit picture, {}'.format(img))
+            if not img:
+                img = camera.capture()
+            reporter.send(img.get('lo'), message_type="image")
+
+        if (counter % refresh_system) == 0:
+            log.debug(system.stats)
+
+    except Exception as e:
+        log.debug("Exception: {}".format(e))
+        continue
+
+    counter += 1
+    log.debug("Counter = {}".format(counter))
 
 pass

post_encode.py

@@ -0,0 +1,28 @@
+__author__ = 'asc'
+
+def encode_multipart_formdata(fields, files):
+    """
+    fields is a sequence of (name, value) elements for regular form fields.
+    files is a sequence of (name, filename, value) elements for
+    data to be uploaded as files
+    Return (content_type, body) ready for http.client connection instance
+    """
+    BOUNDARY_STR = '----------ThIs_Is_tHe_bouNdaRY_$'
+    CRLF = bytes("\r\n","ASCII")
+    L = []
+    for (key, value) in fields:
+        L.append(bytes("--" + BOUNDARY_STR,"ASCII"))
+        L.append(bytes('Content-Disposition: form-data; name="%s"' % key,"ASCII"))
+        L.append(b'')
+        L.append(bytes(value,"ASCII"))
+    for (key, filename, value) in files:
+        L.append(bytes('--' + BOUNDARY_STR,"ASCII"))
+        L.append(bytes('Content-Disposition: form-data; name="%s"; filename="%s"' % (key, filename),"ASCII"))
+        L.append(bytes('Content-Type: %s' % get_content_type(filename),"ASCII"))
+        L.append(b'')
+        L.append(value)
+    L.append(bytes('--' + BOUNDARY_STR + '--',"ASCII"))
+    L.append(b'')
+    body = CRLF.join(L)
+    content_type = 'multipart/form-data; boundary=' + BOUNDARY_STR
+    return content_type, body

system.py

@@ -17,7 +17,7 @@ class System_Debug():
     import os
 
     # Return CPU temperature as a character string
-    def getCPUtemperature():
+    def getCPUtemperature(self):
         res = os.popen('vcgencmd measure_temp').readline()
         return(res.replace("temp=","").replace("'C\n",""))
 
@@ -25,22 +25,20 @@ class System_Debug():
         p=psutil.cpu_percent(interval=1)
         return p
 
-    def getRAMinfo():
+    def getRAMinfo(self):
-        p = psutil.virtual_memory()
+        p = dict(psutil.virtual_memory()._asdict())
-        p = psutil.swap_memory()
+        p = dict(psutil.swap_memory()._asdict())
         return p
 
-    def getDiskSpace():
+    def getDiskSpace(self):
-        p = psutil.disk_usage('/')
+        p = dict(psutil.disk_usage('/')._asdict())
         return p
 
     @property
     def stats (self):
-        #courtesy of Phillipe
-        # https://www.raspberrypi.org/forums/memberlist.php?mode=viewprofile&u=40834&sid=dd38cc12161ac10b324ed2a2238972d3
          # CPU informatiom
         CPU_temp = self.getCPUtemperature()
-        CPU_usage = self.getCPUuse()
+        CPU_usage = self.getCPUusage()
 
         # RAM information
         # Output is in kb, here I convert it in Mb for readability
@@ -50,7 +48,13 @@ class System_Debug():
         # Disk information
         DISK_stats = self.getDiskSpace()
 
+        pid = os.getpid()
+
+
+        # print(type(DISK_stats._asdict()))
+
         return {"cpu_temp":CPU_temp,
                 "cpu_usage":CPU_usage,
                 "ram_stats":RAM_stats,
-                "disk_stats":DISK_stats}
+                "disk_stats":DISK_stats,
+                "PID":pid}

test.py

@@ -1,80 +1,62 @@
 import csv, requests
 from instruments import Camera_Debug2 as Camera
 from datahandling import Datareporter_Debug3 as Datareporter
+from system import System_Debug
 import serial
 import sys
-import json
+import logging
-
-REPORTIMAGETOURL = "http://10.0.1.4:5010/photo"
-
-LOG_FILE = "log2.txt"
-
-import binascii
-
 import base64
-from base64 import urlsafe_b64encode
+from requests_toolbelt import MultipartEncoder
 
-with open('log2.txt','rb') as f:
+logging.getLogger("datahandling")
-    g=f.read()
-    e=urlsafe_b64encode(g)
 
-# a=binascii.b2a_uu(f)
+data = {"temp":1,"press":3,"altitude":2,"cheetas":"just enough"}
-
-# e = f.encode('base64')
-
-# e = str(e, "ascii")
-
-data = {"temp":1,
-        "press":3,
-        "altitude":2,
-        "image":"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
-        }
-
-# data = json.dumps(data,ensure_ascii=True)
-
-# camera = Camera(low_quality_resolution=(320, 180),
-#                 low_quality_compression_pct=50)
-
-# image = camera.capture()
-
-# print (image)
 
 pass
-from requests_toolbelt import MultipartEncoder, MultipartEncoderMonitor
+
+com_port_name = "/dev/ttyAMA0"
+
+image = open("resized_image.jpg", 'rb')
+# image = image.read()
+
+# e=base64.b64encode(image)
+
+# e=b'alksdjnfkljanslkjnaklsfnglkanlkfgnlakalksdjnaklsfnglkajnaklsfnglkanlkfgnlakalksdjnfkljanslkjnglkjnaklsfnglkanlkfgnlakalksdjnfkljanslkjnglknlkfgnlakalksdjnfkljanslkjnglkanlkfgnlakalksdjnfkljanngnlakalksdjnfkljanslkjnglkanlkfgnlakalksdjnfkljannlkanlkfgnlakalksdjnfkljannglkanlkfgnlakalksdjnfkljannglkanlkfgnlakalksdjnfkl=='
+
+# m = MultipartEncoder(fields={'image': ('image', image, 'image/jpeg')})
+
+report = Datareporter (
+    use_lan = True,
+    url = "http://home.ascorrea.com",
+    server_port = 5010,
+    data_path = "upload-data",
+    image_path = "upload-file",
+    com_port_name="/dev/ttyAMA0",
+    ping_path="ping",
+    baud_rate = 9600)
+
+camera = Camera (low_quality_compression_pct=10,
+                 low_quality_resolution=(320, 240),
+                 high_quality_compression_pct=100,
+                 high_quality_resolution=(2592,1944),
+                 vflip=True,
+                 hflip=True,
+                 exposure_mode='sports'
+                 )
+
+# print (report.check())
+# print (image)
+# report.send(m.to_string(), message_type="image")
+# report.send(data, message_type="data")
+
+img = camera.capture()
+report.send(img.get('lo'), message_type="image")
+
+# report.send(image, message_type="image")
 
 
-# i=open('resized_image.jpg','rb')
+# execfile("test_sms.py")
-# r=i.read()
 
-# def callback(encoder, bytes_read):
+# report.send("1",message_type="ping")
-#         # Do something with this information
-#         pass
-#
-# monitor = MultipartEncoderMonitor.from_fields(
-#     fields={'field0': 'value0'}, callback
-#     )
-
-
-
-# m = MultipartEncoder(fields={"field":("image", open("resized_image.jpg", 'rb'), "image/jpeg")})
-#
-reporter = Datareporter (content_type="form-data")
-#
-# f = open('resized_image.jpg','rb')
-# r=f.read()
-
-#report image
-# response = requests.post("http://home.ascorrea.com:5010/upload-file", data=m.read())
-# print(type(r))
-# reporter.send(str(r)[2:-5].replace("\\\", "\\"), type="image")
-# reporter.send("Content-Disposition: {0}; name=\"{1}\"; filename=\"{2}\" {4}".format(
-#     'application/octet-stream',
-#     'field',
-#     'resized_image',
-#     'image/jpeg',""), type="image")
-
-
-
-reporter.send(data, type="image")
 
 pass

test_http.py

@@ -0,0 +1,89 @@
+#!/usr/bin/python3
+
+from test_shared import *
+from lib.sim900.inetgsm import SimInetGSM
+
+COMPORT_NAME            = "/dev/ttyAMA0"
+BAUD_RATE 				= 9600
+#logging levels
+CONSOLE_LOGGER_LEVEL    = logging.INFO
+LOGGER_LEVEL            = logging.INFO
+
+def main():
+    """
+    Tests HTTP GET and POST requests.
+
+    :return: true if everything was OK, otherwise returns false
+    """
+
+    #adding & initializing port object
+    port = initializeUartPort(portName=COMPORT_NAME, baudrate=BAUD_RATE)
+
+    #initializing logger
+    (formatter, logger, consoleLogger,) = initializeLogs(LOGGER_LEVEL, CONSOLE_LOGGER_LEVEL)
+
+    #making base operations
+    d = baseOperations(port, logger)
+    if d is None:
+        return False
+
+    (gsm, imei) = d
+
+    inet = SimInetGSM(port, logger)
+
+    logger.info("attaching GPRS")
+    if not inet.attachGPRS("internet", "", "", 1):
+        logger.error("error attaching GPRS")
+        return False
+
+    logger.info("ip = {0}".format(inet.ip))
+
+    #making HTTP GET request
+    logger.info("making HTTP GET request")
+
+    if not inet.httpGet(
+            "http://httpbin.org",
+            80,
+            "/ip"
+    ):
+        logger.error("error making HTTP GET request: {0}".format(inet.errorText))
+        return False
+
+    logger.info("httpResult = {0}".format(inet.httpResult))
+    if inet.httpResponse is not None:
+        response = str(inet.httpResponse).replace("\n\r", "\n")
+        logger.info("response: \"{0}\"".format(response))
+    else:
+        logger.info("empty response")
+
+    #making 3 http post requests
+    for i in range(3):
+        logger.info("making HTTP POST request #{0}".format(i))
+        if not inet.httpPOST(
+                "home.ascorrea.com",
+                5010,
+                "/report-encoded?action=change&ip=test2",
+                "action=change&ip=test"
+        ):
+            print("[FAILED]")
+            return False
+
+        logger.info("httpResult = {0}".format(inet.httpResult))
+        if inet.httpResponse is not None:
+            response = str(inet.httpResponse).replace("\n\r", "\n")
+            logger.info("response: \"{0}\"".format(response))
+        else:
+            logger.info("empty response")
+
+
+    logger.debug("detaching GPRS")
+    if not inet.dettachGPRS():
+        logger.error("error detaching GRPS: {0}".format(inet.errorText))
+        return False
+
+    gsm.closePort()
+    return True
+
+if __name__ == "__main__":
+    main()
+    print("DONE")

test_http_2.py

@@ -0,0 +1,88 @@
+#!/usr/bin/python3
+
+from test_shared import *
+from lib.sim900.inetgsm import SimInetGSM
+
+COMPORT_NAME            = "/dev/ttyAMA0"
+BAUD_RATE 				= 9600
+#logging levels
+CONSOLE_LOGGER_LEVEL    = logging.INFO
+LOGGER_LEVEL            = logging.INFO
+
+def main():
+    """
+    Tests HTTP GET and POST requests.
+
+    :return: true if everything was OK, otherwise returns false
+    """
+
+    #adding & initializing port object
+    port = initializeUartPort(portName=COMPORT_NAME, baudrate=BAUD_RATE)
+
+    #initializing logger
+    (formatter, logger, consoleLogger,) = initializeLogs(LOGGER_LEVEL, CONSOLE_LOGGER_LEVEL)
+
+    #making base operations
+    d = baseOperations(port, logger)
+    if d is None:
+        return False
+
+    (gsm, imei) = d
+
+    inet = SimInetGSM(port, logger)
+
+    logger.info("attaching GPRS")
+    if not inet.attachGPRS("internet", "", "", 1):
+        logger.error("error attaching GPRS")
+        return False
+
+    logger.info("ip = {0}".format(inet.ip))
+
+    #making HTTP GET request
+    logger.info("making HTTP GET request")
+
+    if not inet.httpGet(
+            "http://httpbin.org",
+            80,
+            "/ip"
+    ):
+        logger.error("error making HTTP GET request: {0}".format(inet.errorText))
+        return False
+
+    logger.info("httpResult = {0}".format(inet.httpResult))
+    if inet.httpResponse is not None:
+        response = str(inet.httpResponse).replace("\n\r", "\n")
+        logger.info("response: \"{0}\"".format(response))
+    else:
+        logger.info("empty response")
+
+
+    if not inet.httpPOST(
+            "home.ascorrea.com",
+            5010,
+            "/upload-file",
+            content="image/jpeg",
+            parameters=str({"data":open('temp_img_lo.jpg','rb').read()))
+    ):
+        print("[FAILED]")
+        return False
+
+        logger.info("httpResult = {0}".format(inet.httpResult))
+        if inet.httpResponse is not None:
+            response = str(inet.httpResponse).replace("\n\r", "\n")
+            logger.info("response: \"{0}\"".format(response))
+        else:
+            logger.info("empty response")
+
+
+    logger.debug("detaching GPRS")
+    if not inet.dettachGPRS():
+        logger.error("error detaching GRPS: {0}".format(inet.errorText))
+        return False
+
+    gsm.closePort()
+    return True
+
+if __name__ == "__main__":
+    main()
+    print("DONE")