vrouter-agent 1.4.4

USDN vRouter-agent to execute order on each node

vRouter-agent

Overview

vRouter-agent is a custom module built by USDN to handle and execute transaction from customer portal to each node.

Requirements

• python >= 3.10
• vpp >= v20.06
• multichain > v2.3.1
• Fast API > v0.115
• FRR > v8.3
• vrouter > v1.0.6
• poetry > v1.6.1

Development

This project is managed by poetry. Use poetry to install and run script.

curl -sSL https://install.python-poetry.org | python3 -
poetry install 
poetry run server

Deployment

Run vrouter-agent as a service

vRouter depends on different services. In order to run vrouter-agent, these services must be up and running:

• VPP
• vRouter
• multichaind@{{chain}}. Chain is what defined in the nodecontrol
• FRR

Create service file:

sudo nano /etc/systemd/system/vrouter_agent.service

Requires=multichaind@{{chain}}
After=network.target multichaind@{{chain}} vpp.service vrouter.service

[Service]
Type=simple
ExecStartPre=/usr/local/bin/poetry/bin/poetry install 
ExecStart=/usr/local/bin/poetry/bin/poetry run server 
Restart=on-failure
RestartSec=30
WorkingDirectory=/opt/vrouter-agent/bin
User={{user}}
ExecStopPost=/bin/bash -c 'echo "$(date) $(hostname) vrouter agent service stopped" >> /var/log/vrouter-agent.log'
ExecRestartPost=/bin/bash -c 'echo "$(date) $(hostname) vrouter agent service restarted" >> /var/log/vrouter-agent.log'
OnFailure=/bin/bash -c 'echo "$(date) $(hostname) vrouter agent service failed" >> /var/log/vrouter-agent.log'

[Install]
WantedBy=multi-user.target

Enable service at boot and start service:

sudo systemctl enable vrouter-agent && sudo systemctl start vrouter-agent 

Usage

Run manually

cd /opt/vrouter-agent/bin
poetry install && poetry run server

Contributing

Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.

Please make sure to update tests as appropriate.

License

US Data Networks