quixotesystems/cardano-leader-slot

Scheduled Block Checker for Cardano Stakepool Operators

Cardano Leader Slot

Scheduled Block Checker for Cardano Stakepool Operators.

Lightweight and Portable Scheduled Blocks Checker for Next, Current and Previous Epochs. No cardano-cli required, just your VRF Key file. All data is taken from Koios API and Armada Alliance

Note: This is a reworking of old python script ScheduledBlocks.py available on https://github.com/papacarp/pooltool.io.git , Ouroboros TPraos version: https://github.com/asnakep/ScheduledBlocks and using Ouroboros Praos updated code from https://github.com/dostrelith678/cardano-leader-logs

Prerequisites:

• Python 3.8 or higher version
• pip (Python package installer)
• libsodium library
• Koios-Python Library

Installing libsodium library

First of all you need libsodium library installed, If not follow these steps:

git clone https://github.com/input-output-hk/libsodium.git

cd libsodium

git checkout 1.0.16-519-g66f017f1

./autogen.sh

./configure

make

sudo make install

Update:

• Go to your Git folder where is this repository cloned and run:

git pull

• Make sure that you have the last version of Koios Python installed:

pip install koios-python -U

Setup:

• Clone this repository using git:

git clone https://github.com/QuixoteSystems/cardano-leader-slot.git 

• Execute inside the newly cloned directory:

pip install -r pip_requirements.txt 

to install all needed python package requirements

• Make sure you can access your vrf.skey file (you can copy in it a path of your choice) and remember to keep it as read only chmod 400 vrf.skey

• Set Pool Variables on lines 35-39 of leaderslot.py:

### Set These Variables -------------------------------------------###

pool_ticker = "YOUT_POOL_TICKER"
vrf_key_file = ('YOUR_VRF_FILE_PATH')
pool_id_bech32 = "YOUR_POOL_ID:_pool1..."

### -------------------------------------------------------------- ###

Usage:

python3 leaderslot.py

Output:

• a console output with all the slots assigned for next, current and previous Epochs

Output Example of a Previous Epoch: