Hyperledger Firefly [Tutorial] Token / mineracao / transferência

Objetivo:

• - Instalar o firefly cli
• - Acessar as interfaces
• - Criar um Token chamado GOV (cripto moeda)
• - Realizar uma transferencia de Tokens para outra Organização ^“Definição_de_organizações_em_uma_block_chain”
• - Realiza uma analise de Auditoria para ver se os saldos estão corretos e se as taxas foram cobradas corretamente.

Instalar o firefly cli :

https://hyperledger.github.io/firefly/gettingstarted/firefly_cli.html

Acessar as interfaces

Comandos para subir o ambiente firefly:

• ff init
• ff start dev
• ff logs dev

Como acessar:

• Web UI: http://127.0.0.1:5000/ui

• Sandbox UI: http://127.0.0.1:5109

• Swagger: http://127.0.0.1:5000/api

Realizar a transferencia de Tokens para outra Organização

[PASSO 1] Criação de um pool (criar as suas moedinhas)

POST /namespaces/{ns}/tokens/pools

{
  "name": "testpool",
  "type": "fungible"
}

Response

{
  "id": "ff20caf0-fa1f-4516-9d6e-1f0989e33c39",
  "type": "fungible",
  "namespace": "default",
  "name": "testpool",
  "key": "0x27b2351e15b0c3a06a9489d448a2b1ad56115de9",
  "connector": "erc20_erc721",
  "tx": {
    "type": "token_pool",
    "id": "315d6f61-059a-4bf8-a8dd-55738aa64d9c"
  }
}

curl -X 'POST' \
  'http://127.0.0.1:5000/api/v1/namespaces/default/tokens/pools' \
  -H 'accept: application/json' \
  -H 'Request-Timeout: 120s' \
  -H 'Content-Type: application/json' \
  -d '{
  "name": "testpool",
  "type": "fungible"
}'

[PASSO 2] Get the address of the deployed contract

GET http://127.0.0.1:5000/api/v1/namespaces/default/tokens/pools/ff20caf0-fa1f-4516-9d6e-1f0989e33c39

[PASSO 3] Minerar token (Mint tokens )

POST http://127.0.0.1:5000/api/v1/namespaces/default/tokens/mint

{
  "amount": "100000000000000000000"
}

curl -X 'POST' \
  'http://127.0.0.1:5000/api/v1/namespaces/default/tokens/mint' \
  -H 'accept: application/json' \
  -H 'Request-Timeout: 120s' \
  -H 'Content-Type: application/json' \
  -d '{
  "amount": "100000000000000000000"
}'

Response body

{
  "type": "mint",
  "localId": "6a58bb93-d32e-4809-81a6-a561063ad032",
  "pool": "ff20caf0-fa1f-4516-9d6e-1f0989e33c39",
  "connector": "erc20_erc721",
  "key": "0x27b2351e15b0c3a06a9489d448a2b1ad56115de9",
  "from": "0x27b2351e15b0c3a06a9489d448a2b1ad56115de9",
  "to": "0x27b2351e15b0c3a06a9489d448a2b1ad56115de9",
  "amount": "100000000000000000000",
  "tx": {
    "type": "token_transfer",
    "id": "5d32e625-12ad-4564-9c72-a178378d4ede"
  }
}

[PASSO 4] Transfer tokens

POST /namespaces/{ns}/tokens/transfers

{
  "amount": "54",
  "to": "0x7de83f01f1c27c17c2fd1fcf8387b1279291bee6"
}

##ATENÇÃO : Colocar ethereum_address para a org que vc quer transferir o token

curl -X 'POST' \
  'http://127.0.0.1:5000/api/v1/namespaces/default/tokens/transfers' \
  -H 'accept: application/json' \
  -H 'Request-Timeout: 120s' \
  -H 'Content-Type: application/json' \
  -d '{
  "amount": "54",
  "to": "0x7de83f01f1c27c17c2fd1fcf8387b1279291bee6"
}'

Response body

{
  "type": "transfer",
  "localId": "3b915f51-bd22-4e2d-b543-8c19ea82d967",
  "pool": "ff20caf0-fa1f-4516-9d6e-1f0989e33c39",
  "connector": "erc20_erc721",
  "key": "0x27b2351e15b0c3a06a9489d448a2b1ad56115de9",
  "from": "0x27b2351e15b0c3a06a9489d448a2b1ad56115de9",
  "to": "0x7de83f01f1c27c17c2fd1fcf8387b1279291bee6",
  "amount": "54",
  "tx": {
    "type": "token_transfer",
    "id": "330ea161-4b4f-4287-be42-d45aede6419d"
  }
}

Links

Building we3 app : https://www.youtube.com/watch?v=oWs6NuOE9uM

Implementacao de token : https://www.youtube.com/watch?v=vKqQYJPvC2E&t=288s

Documentação de implementação do token : https://hyperledger.github.io/firefly/tutorials/tokens/erc20.html

Como funciona o Bitcoin : https://www.youtube.com/watch?v=NoZFWnHMZ48&ab_channel=Vis%C3%A3oLibert%C3%A1ria

Arquitetura P2P: https://www.youtube.com/watch?v=LiOZcck8dfU

P2Ps Escrow Service Work : https://www.binance.com/en/blog/all/how-does-binance-p2ps-escrow-service-work-421499824684900825

Link plataforma: https://www.kaleido.io/

Link de video mostrando como utilizar: https://www.youtube.com/watch?v=2XzxdlqN0ks&ab_channel=Kaleido

Documentação firefly: https://github.com/hyperledger/firefly

AML : https://www.sec.gov/about/offices/ocie/amlsourcetool.htm

Bitcoin Escrow Script: https://www.youtube.com/watch?v=hljavgPb6Yw

What is Escrow: https://www.youtube.com/watch?v=Xt5pUmeicqo

Escrow : https://www.youtube.com/watch?v=jBIfyVFMoHc

Smart Contract : https://www.youtube.com/watch?v=ooN6kZ9vqNQ