I have used this image for years: https://hub.docker.com/r/smarthomerocks/owserver However I have stripped away all unnecessary stuff just to keep the image small and simple (only owserver available, no python or C bindings). Maybe there is something in there that you could use.
Best regards, Henrik Den lör 16 maj 2020 kl 06:32 skrev Greg Pronko <g...@l2industries.com>: > Hi All, > > > > I am new to the mailing list and am hoping someone out there might be able > to help us. We are currently working on a set of devices for monitoring > endangered animal habitats and we need to try to read multiple 1wire temp > sensor readings via RPI3. Specifically I am hoping to find someone with > experience using OWFS on the Balena.io platform and Docker templates. I am > looking for an example of OWFS measuring 1wire thermocouples via i2c hat > running on Balena.io via a Dockerfile? The key here is to get it to work on > Balena via a Dockerfile.template with i2c enabled as that is how we will > manage fleets of these devices. > > > > For those of you who aren’t familiar with Balena.io it used to be called > Resin.io until a few years ago. Balena is a great fleet management and > deployment platform for managing multiple IOT devices. We use it for many > RPI implementations. I highly recommend taking a few hours to learn how to > deploy a device on their platform as once you start using it you won’t go > back. But my biggest hope is for one of you experts at OWFS to deploy OWFS > via Balena onto a RPI3 with an i2c 1-wire hat so that you can share a > solution on how to properly build a Dockerfile and python file for it that > works. I have been trying to figure it out for days and getting nowhere. > I am trying to use pyownet which might be part of my problem but I don’t > have to use that if you can think of a better way to do this. I would also > like to stick to Python3 as Balena is dropping support for Python2 soon. > > > > I am sure Balena will be adopted by folks more and more moving forward so > solving this would be a great investment in furthering the 1wire and owfs > platform to be deployed in fleets. In this situation, it is also going > towards a good cause of helping endangered animals. > > > > Below is my dockerfile & python code which I just can’t get to work > properly. I continue to get this error: pyownet.protocol.ConnError: [Errno > 111] Connection refused > > > > This is the i2c device I am using: > https://www.abelectronics.co.uk/kb/article/3/owfs-with-i2c-support-on-raspberry-pi > > > > Thanks so much, > > > > Greg > > > > ---------------------------------------- > > DOCKERFILE CODE BELOW > > ---------------------------------------- > > FROM balenalib/raspberrypi3-python:3.7.6 > > > > ENV DEBIAN_FRONTEND=noninteractive > > ENV DEBCONF_NOWARNINGS yes > > > > RUN apt-get update -y; \ > > apt-get upgrade -y; \ > > apt-get clean all > > > > RUN sudo apt-get update -y;\ > > apt-get install -qy apt-utils \ > > python3-pip \ > > python3 \ > > libtool \ > > python3-dev \ > > python3-smbus\ > > libtool \ > > rpi-update \ > > raspi-config \ > > owfs \ > > owserver \ > > ow-shell \ > > python-ow \ > > python3-rpi.gpio \ > > && apt-get clean && rm -rf /var/lib/apt/lists/* > > > > RUN sudo pip3 install setuptools --upgrade > > > > RUN sudo pip3 install --upgrade pip > > > > RUN sudo pip3 install pyownet > > > > RUN sed -i '20i\server: device=/dev/i2c-1' /etc/owfs.conf > > RUN sed -i 's/^server: FAKE = DS18S20,DS2405/#server: FAKE = > DS18S20,DS2405/' /etc/owfs.conf > > RUN sed -i 's/^ftp: port = 2120/#ftp: port = 2120/' /etc/owfs.conf > > > > COPY . ./ > > > > ENV INITSYSTEM on > > > > CMD modprobe i2c-dev && owserver -d /dev/i2c- > > CMD ["python3", "1wire_temp_test.py"] > > > > ---------------------------------------- > > PYTHON CODE BELOW > > ---------------------------------------- > > import time > > from pyownet import protocol > > > > temp_type = 'F' > > tc_1_mac = 'FF8AD3641402' ### This is obviously my thermocouple so enter > your own mac address here ### > > > > owproxy = protocol.proxy(host="localhost", port=4304) > > sensor_file_1 = '/28.' + tc_1_mac + '/temperature' > > > > def main(): > > while True: > > try: > > thetext = > owproxy.read(sensor_file_1) > > heater_temp_1 = > round((float(thetext[2:])*(9/5)+32),2) > > print ('SENSOR #1 =', > heater_temp_1, temp_type) > > except IOError: > > print ('SENSOR #1 READ > FAIL') > > time.sleep(10) > > > > if __name__ == '__main__': > > main() > _______________________________________________ > Owfs-developers mailing list > Owfs-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/owfs-developers >
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