Temperaturmessung RaspberryPi (one wire)

Da ich mich bereits längere Zeit mit dem Thema Wetter und der Beobachtung des Wetters beschäftigte, kam schnell die Idee auf, meine Wetterdaten auch anderen Wetter-Netzwerken zur Verfügung zu stellen.

• wxnet.db0tv.ampr.org
• wxqa.com
• www.neuwetter.de

sudo modprobe w1-gpio pullup=1
sudo modprobe w1-therm

Script: install

#!/bin/bash

#Scriptname: install

MODFILE="/etc/modules"

if [ ! $USER = "root" ]
then
    echo "... please run as root!"
    exit 1
fi

if [ ! -f /usr/bin/bc ]
then
    apt-get -y install bc
fi

cp one-wire.gettemp /usr/local/bin/

MODULES=("# Edit by one-wire-temp deployment script" "w1-gpio" "w1-therm")
for((i=0;i<${#MODULES[@]};i++)); 
do
    MODULE=${MODULES[$i]};
    #echo "Module:$MODULE"
    if ! grep "$MODULE" "$MODFILE"
    then
        echo "$MODULE" >> $MODFILE
        echo "Write: $MODULE >> $MODFILE" 
    fi
done

echo "... bitte Neustart!"

Script: one-wire.gettemp

#!/bin/bash

#Scriptname: one-wire.gettemp

LINE=$(grep t= /sys/bus/w1/devices/10-00080201ec9e/w1_slave)
TEMP=${LINE##*t=}
echo "scale=5; $TEMP/1000" | bc

Script: hamnet_wxdata

#!/usr/bin/python

#Scriptname: hamnet_wxdata

import urllib
import httplib2
import hashlib
import time
import sys

temp = sys.argv[1]

hash = hashlib.md5("************")
currDateTime = time.gmtime()
currDate =  str(currDateTime.tm_mday).zfill(2) 
        + "." + str(currDateTime.tm_mon).zfill(2) + "." 
        + str(currDateTime.tm_year).zfill(4)
currTime = str(currDateTime.tm_hour+2).zfill(2) 
        + ":" + str(currDateTime.tm_min).zfill(2)

username = "dk9mbs"
password = hash.hexdigest()
data = currDate + ";" 
	+ currTime + ";" 
	+ str(temp) + ";" 
	+ ";;;;;;;;;;;;;;;;;0;0;" 

url = "http://db0tv.ampr.org/wxnet/daten/reports/directdata.php?dataset=" 
	+ password + ";" 
	+ username + ";" 
	+ data

print url

http = httplib2.Http()
body = {'USERNAME': 'foo', 'PASSWORD': 'bar'}
headers = {'Content-type': 'text/html'}
response, content = http.request(url, 'GET', headers=headers, body=urllib.urlencode(body))
print content

Script: aprs_wx

#!/usr/bin/python

#Scriptname: aprs_wx

import socket
import sys
import os

TCP_IP = 'cwop.aprs.net'
TCP_PORT = 10152
BUFFER_SIZE = 1024

call = sys.argv[1]
passwd = sys.argv[2]
celsius = sys.argv[3]
dest = "APZ100"

fahrenheit = round( float (  float(celsius) * 1.8 + 32 ))
fahrenheit = int( float(fahrenheit)  )
print "Fahrenheit:" + str(fahrenheit)

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((TCP_IP, TCP_PORT))
s.send ("user " + call + " pass " + passwd + "rn")
data = s.recv(BUFFER_SIZE)
print data

s.send (call + ">" + dest + ",TCPIP*:=5202.73N/01022.09E_.../...g...t0" 
           + str(fahrenheit).zfill(2) + "r...p...P...h..b.....xRSWrn")
data = s.recv(BUFFER_SIZE)
print data