aidai524/indexer-helper

wrap queries of indexer data into http API for ref-finance front-end.

ref-indexer-helper

A light web server using Flask + Gunicorn + Nginx

Usage

Get user's action history of ref-finance

# request ref-user's latest 10 actions on mainnet
http://localhost:8000/latest-actions/<account_id>
# request ref-user's latest 10 actions on testnet
http://localhost:8000/latest-actions-testnet/<account_id>
# response in json type
[
    ["<timestamp>", "<method>", "<args>", "<attached_deposit>"],
    ["<timestamp>", "<method>", "<args>", "<attached_deposit>"],
    ...
]

Get all farms in ref-farming

# request for mainnet
http://localhost:8000/list-farms
# request for testnet
http://localhost:8000/list-farms-testnet
# response
[
    {...}, # FarmInfo
    {...}, # FarmInfo
    ...
    {...}, # FarmInfo
]

Build

python3 -m venv venv
source venv/bin/activate
# apt-get install libpq-dev
pip install flask
pip install flask-cors
pip install gunicorn
pip install psycopg2
pip install base58
pip install redis
pip install requests
# Flask (2.0.0)
# gunicorn (20.1.0)
# psycopg2 (2.8.6)

deploy backend

Make backend.sh be periodically called.
There are several ways to do that:

• crontab
• flask_apscheduler
• other third-party tools

Start Service

source start_server.sh

Stop Service

pstree -ap|grep gunicorn
kill -9 <pid>