101 lines
2.0 KiB
Markdown
101 lines
2.0 KiB
Markdown
# MyEMS BACnet Service
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## Introduction
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This service is a component of MyEMS to acquire data from BACnet devices
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## Prerequisites
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bacpypes
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mysql.connector
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## Installation
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Download and install MySQL Connector:
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```
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$ cd ~/tools
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$ wget https://dev.mysql.com/get/Downloads/Connector-Python/mysql-connector-python-8.0.20.tar.gz
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$ tar xzf mysql-connector-python-8.0.20.tar.gz
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$ cd ~/tools/mysql-connector-python-8.0.20
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$ sudo python3 setup.py install
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```
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Download and install bacpypes library
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```
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$ cd ~/tools
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$ git clone https://github.com/pypa/setuptools_scm.git
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$ git clone https://github.com/pytest-dev/pytest-runner.git
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$ git clone https://github.com/JoelBender/bacpypes.git
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$ cd ~/tools/setuptools_scm/
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$ sudo python3 setup.py install
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$ cd ~/tools/pytest-runner/
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$ sudo python3 setup.py install
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$ cd ~/tools/bacpypes
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$ sudo python3 setup.py install
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$ sudo ufw allow 47808
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```
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Install myems-bacnet service
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```
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$ cd ~
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$ git clone https://github.com/MyEMS/myems.git
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$ cd myems
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$ git checkout master (or the latest release tag)
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$ sudo cp -R ~/myems/myems-bacnet /myems-bacnet
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```
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Edit the config
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```
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$ sudo nano /myems-bacnet/config.py
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```
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Setup systemd service:
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```bash
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$ sudo cp myems-bacnet.service /lib/systemd/system/
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```
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Enable the service:
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```bash
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$ sudo systemctl enable myems-bacnet.service
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```
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Start the service:
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```bash
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$ sudo systemctl start myems-bacnet.service
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```
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Monitor the service:
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```bash
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$ sudo systemctl status myems-bacnet.service
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```
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View the log:
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```bash
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$ cat /myems-bacnet.log
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```
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### Add Data Sources and Points in MyEMS Admin
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Data source protocol:
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```
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bacnet-ip
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```
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Data source connection example:
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```
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{"host": "192.168.0.3", "port": 47808}
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```
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Point address example:
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```
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{"object_id":3002786,"object_type":"analogValue","property_array_index":null,"property_name":"presentValue"}
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```
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## References
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[1]. http://myems.io
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[2]. http://bacnet.org
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[3]. https://github.com/JoelBender/bacpypes
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