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dist-trab-final's Introduction

dist-trab-final

Trabalho final de computação distribuída

Docs

Rodando a aplicação:

Instalar módulos

Docker: Como instalar docker no linux

C:

sudo apt-get install libczmq-dev

Python:

pip install -r requirements.txt

Compilando arquivos em C:

gcc client.c -o client -lczmq

Executando Script para Criar Bancos de dados:

./initdb.sh

Rodando clientes e servidor:

./client
python server.py
python client.py

Especificação

Sistema de estoque de produtos já listados

Banco de Dados I - produtos (controle de estoque)

Sintaxe de chamada para servidor:

add:read:remove,produto,cnpj,id,quantidade*(add, remove)

Banco de Dados II - clientes (quantidade de clientes)

Sintaxe de chamada para servidor:

add:read:delete,cliente,cnpj,quantidade*(add, remove)

Operação:

  1. Pedir operação para usuário e mandar ela para o servidor:
add:read:remove,produto,cnpj,id,quantidade*(add, remove)

ou

add:read:delete,cliente,cnpj,quantidade*(add, remove)
  1. Servidor parseia a string e executa chamada de alguma função do RPC (add, read, remove) como parâmetro cliente ou produto e devolve resultado da operação

  2. RPC faz query ao banco e retorna resultado ao servidor.

  3. Cliente recebe resultado do servidor

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