Blockchain

Simple blockchain implementation for demo purposes.

Usage

See make targets for available commands.

PORT=33400 GENESIS=00000000000000000000000000000000c4a55b5a7d0d89586e37238ca05362389e0dd85157d8652bd24fc483f66c22c0000000000000000000000000000000000000000000000000000000000000000003068fab900100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
  make run

MINING=1 NODES=127.0.0.1:33400 GENESIS=00000000000000000000000000000000c4a55b5a7d0d89586e37238ca05362389e0dd85157d8652bd24fc483f66c22c0000000000000000000000000000000000000000000000000000000000000000003068fab900100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
  make run

Or you can use predefined commands:

make run_ln
make run_fn

Docker

make build_docker
# -it to use ctrl+c
docker run --rm -it blockchain

make build_docker && docker run --rm -it -e PORT=33400 -e GENESIS=00000000000000000000000000000000c4a55b5a7d0d89586e37238ca05362389e0dd85157d8652bd24fc483f66c22c0000000000000000000000000000000000000000000000000000000000000000003068fab900100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
  --name light-node --net host blockchain

docker run --rm -it -e MINING=1 -e NODES=127.0.0.1:33400 -e GENESIS=00000000000000000000000000000000c4a55b5a7d0d89586e37238ca05362389e0dd85157d8652bd24fc483f66c22c0000000000000000000000000000000000000000000000000000000000000000003068fab900100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
  --name full-node --net host blockchain

Or you can use predefined commands:

make run_docker_ln
make run_docker_fn

Graph

In order to generate blockchain graph use following command:

make gen_graph

Example

Troubleshooting

To test UDP server use following command: echo "test" | nc -u -w 1 127.0.0.1 44600.