myems/myems-aggregation

myems-aggregation

MyEMS Aggregation Service

数据汇总服务

Introduction

This service is a component of MyEMS. It aggregates normalized data up to multiple dimensions.

Prerequisites

mysql-connector-python

python-decouple

Quick Run for Development

cd myems/myems-aggregation
pip install -r requirements.txt
cp example.env .env
chmod +x run.sh
./run.sh

Installation

Option 1: Install myems-aggregation on Docker

In this section, you will install myems-aggregation on Docker.

• Copy example.env file to .env file and modify the .env file

cd myems/myems-aggregation
cp example.env .env

• Build a Docker image

docker build -t myems/myems-aggregation .

• Run a Docker container

docker run -d --restart always --name myems-aggregation myems/myems-aggregation

-d Run container in background and print container ID

--restart Restart policy to apply when a container exits

--name Assign a name to the container

If you want to immigrate the image to another computer,

• Export image to tarball file

docker save --output myems-aggregation.tar myems/myems-aggregation

• Copy the tarball file to another computer, and then load image from tarball file

docker load --input .\myems-aggregation.tar

Option 2: Online install myems-aggregation on Ubuntu Server with internet access

In this section, you will install myems-aggregation on Ubuntu Server with internet access.

cd ~
git clone https://github.com/MyEMS/myems.git
cd myems
git checkout master (or the latest release tag)
cd myems-aggregation
pip install -r requirements.txt
cp -r ~/myems/myems-aggregation /myems-aggregation

Copy exmaple.env file to .env and modify the .env file:

cp /myems-aggregation/example.env /myems-aggregation/.env
nano /myems-aggregation/.env

Setup systemd service:

cp myems-aggregation.service /lib/systemd/system/

Enable the service:

systemctl enable myems-aggregation.service

Start the service:

systemctl start myems-aggregation.service

Monitor the service:

systemctl status myems-aggregation.service

View the log:

cat /myems-aggregation.log

Option 3: Offline install myems-aggregation on Ubuntu Server without internet access

In this section, you will install myems-aggregation on Ubuntu Server without internet access.

Download on any server with internet access:

cd ~/tools
wget https://cdn.mysql.com/archives/mysql-connector-python-8.0/mysql-connector-python-8.0.23.tar.gz
git clone https://github.com/henriquebastos/python-decouple.git
cd ~
git clone https://github.com/MyEMS/myems.git

Copy files to the server without internet access and install prerequisites:

cd ~/tools
tar xzf mysql-connector-python-8.0.23.tar.gz
cd ~/tools/mysql-connector-python-8.0.23
python3 setup.py install
cd ~/tools/python-decouple
python3 setup.py  install

Install myems-aggregation service:

cd ~/myems
git checkout master (or the latest release tag)
cp -r ~/myems/myems-aggregation /myems-aggregation

Copy exmaple.env file to .env and modify the .env file:

cp /myems-aggregation/example.env /myems-aggregation/.env
nano /myems-aggregation/.env

Setup systemd service:

cp myems-aggregation.service /lib/systemd/system/

Enable the service:

systemctl enable myems-aggregation.service

Start the service:

systemctl start myems-aggregation.service

Monitor the service:

systemctl status myems-aggregation.service

View the log:

cat /myems-aggregation.log

References

[1]. https://myems.io

[2]. https://dev.mysql.com/doc/connector-python/en/

[3]. https://github.com/henriquebastos/python-decouple/