e-Box - Broker de e-mails

• Atua como uma caixa postal de correio

• Como funciona

sequenceDiagram
    User->>+Box1: Envia e-mail
    Box1->>+Recipient: Envia e-mail modificando o remetente
    Recipient->>-Box1: Responde e-mail
    Box1->>-User: Envia e-mail modificando o remetente

    New->>+Box1: Envia e-mail
    create participant Box2
    Box1->>-Box2: Criar uma nova caixa de e-mail
    Box2->>+User: Envia e-mail modificando o remetente
    User->>+Box2: Responde e-mail
    Box2->>-New: Envia e-mail modificando o remetente

flowchart LR
    User-->|Envia e-mail|box1-->|Modifica remetente|Recipient
    Recipient-->|Responde e-mail|box1-->|Modifica remetente|User

flowchart RL
    Recipient2-->|Envia e-mail|box1-->|Cria uma nova caixa|box2-->|Modifica remetente|User
    User-->|Response e-mail|box2-->|Modifica remetente|Recipient2

Configurações de deploy

• Install Submodules

git submodule init
git submodule update --recursive --remote
#git submodule add https://github.com/frkr/util-js.git

• Queue

npx wrangler queues create ebox
wrangler r2 bucket create ebox

Banco

## East North America
npx wrangler d1 create ebox --location=enam

• TODO: Criar schema do banco

npx wrangler d1 execute ebox --local --file=./schema.sql

npx wrangler d1 execute ebox --local --command="SELECT * FROM boxes"

npx wrangler d1 execute ebox  --file=./schema.sql

npx wrangler d1 execute ebox  --command="SELECT * FROM boxes"

DKIM

openssl genrsa 2048 | tee priv_key.pem | openssl rsa -outform der | openssl base64 -A | wrangler secret put DKIM_PRIVATE_KEY
echo -n "v=DKIM1;p=" > record.txt && openssl rsa -in priv_key.pem -pubout -outform der | openssl base64 -A >> record.txt

DNS

• TXT

mailchannels._domainkey

(record.txt)

• TXT

_mailchannels

v=mc1 cfid=casaninja.workers.dev

Links

• https://blog.mailchannels.com/mailchannels-enables-free-email-sending-for-cloudflare-workers-customers/
• https://github.com/maggie-j-liu/mail

Roadmap

• (todo) Criar schema do banco
• Caixa para Resumo

import {Ai} from "@cloudflare/ai";

const ai = new Ai(env.AI);