This service is responsible for payments in RoboShop e-commerce app. This service is written on Python 3.6, So need it to run this app.
Install Python 3.6
yum install python36 gcc python3-devel -y
Configure the application.
Add application User
useradd roboshop
Lets setup an app directory.
mkdir /app
Download the application code to created app directory.
curl -L -o /tmp/payment.zip https://roboshop-builds.s3.amazonaws.com/payment.zip
cd /app
unzip /tmp/payment.zip
Every application is developed by development team will have some common softwares that they use as libraries. This application also have the same way of defined dependencies in the application configuration.
Lets download the dependencies.
cd /app
pip3.6 install -r requirements.txt
We need to setup a new service in systemd so systemctl can manage this service
Setup SystemD Payment Service
vim /etc/systemd/system/payment.service
[Unit]
Description=Payment Service
[Service]
User=root
WorkingDirectory=/app
Environment=CART_HOST=<CART-SERVER-IPADDRESS>
Environment=CART_PORT=8080
Environment=USER_HOST=<USER-SERVER-IPADDRESS>
Environment=USER_PORT=8080
Environment=AMQP_HOST=<RABBITMQ-SERVER-IPADDRESS>
Environment=AMQP_USER=roboshop
Environment=AMQP_PASS=roboshop123
ExecStart=/usr/local/bin/uwsgi --ini payment.ini
ExecStop=/bin/kill -9 $MAINPID
SyslogIdentifier=payment
[Install]
WantedBy=multi-user.target
Load the service.
systemctl daemon-reload
Start the service.
systemctl enable payment
systemctl start payment