nginx and other stuff

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2024-06-27 20:50:58 +02:00
commit 3c831d5985
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MIT License
Copyright (c) 2023 Gabriel Kaszewski
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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# QR Code generator
Simple qr code generator written in Rust (backend) and vanilla typescript for simple frontend
# Usage
TODO:
# Build
## Backend
```bash
cargo build --release
```
## Frontend
```bash
npm install
npm run build
```
# License
MIT

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/target

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11
backend/Cargo.toml Normal file
View File

@@ -0,0 +1,11 @@
[package]
name = "qr-generator"
version = "0.1.0"
edition = "2021"
[dependencies]
axum = "0.6.20"
tokio = { version = "1.33.0", features = ["macros", "rt-multi-thread"] }
qrcode = "0.12.0"
image = "0.23.14"

9
backend/Dockerfile Normal file
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@@ -0,0 +1,9 @@
FROM rust:1.73 as builder
WORKDIR /usr/src/app
COPY . .
RUN cargo build --release
FROM alpine:latest
RUN apk add --no-cache libgcc libstdc++
COPY --from=builder /usr/src/app/target/release/qr-generator /usr/local/bin/qr-generator
CMD ["qr-generator"]

42
backend/src/main.rs Normal file
View File

@@ -0,0 +1,42 @@
use std::collections::HashMap;
use axum::{Router, routing::get, extract::Query, response::IntoResponse, http::{header::CONTENT_TYPE, StatusCode}};
use image::{Luma, png::PngEncoder, ColorType};
#[tokio::main]
async fn main() {
let app = Router::new().route("/", get(index)).route("/qr", get(get_qr_code));
axum::Server::bind(&"127.0.0.1:8000".parse().unwrap())
.serve(app.into_make_service())
.await
.unwrap();
}
async fn index() -> &'static str {
"Hello, world!"
}
async fn get_qr_code(Query(params): Query<HashMap<String, String>>) -> impl IntoResponse {
let link = match params.get("link") {
Some(l) => l,
None => {
return (StatusCode::BAD_REQUEST, [(CONTENT_TYPE, "text/plain")], "Missing link").into_response();
}
};
let qr_code = match qrcode::QrCode::new(link) {
Ok(qr) => qr,
Err(_) => return (StatusCode::BAD_REQUEST, [(CONTENT_TYPE, "text/plain")], "Invalid link").into_response(),
};
let qr_image = qr_code.render::<Luma<u8>>().build();
let mut buffer: Vec<u8> = Vec::new();
let width = qr_image.width();
let height = qr_image.height();
let encoder = PngEncoder::new(&mut buffer);
match encoder.encode(&qr_image.into_raw(), width, height, ColorType::L8) {
Ok(_) => (),
Err(_) => return (StatusCode::INTERNAL_SERVER_ERROR, [(CONTENT_TYPE, "text/plain")], "Failed to encode QR code").into_response(),
}
(StatusCode::OK, [(CONTENT_TYPE, "image/png")], buffer).into_response()
}

17
docker-compose.yml Normal file
View File

@@ -0,0 +1,17 @@
version: "3.8"
services:
backend:
build: ./backend
ports:
- "3000:3000"
frontend:
build: ./qr-front
ports:
- "8080:8080"
nginx:
image: nginx:latest
ports:
- "80:80"
volumes:
- ./nginx/default.conf:/etc/nginx/conf.d/default.conf
- ./frontend/dist:/usr/share/nginx/html

12
nginx/default.conf Normal file
View File

@@ -0,0 +1,12 @@
server {
listen 80;
location = /qr { # Exact match for /qr
proxy_pass http://backend:3000/qr;
}
location / {
root /usr/share/nginx/html;
index index.html;
}
}

24
qr-front/.gitignore vendored Normal file
View File

@@ -0,0 +1,24 @@
# Logs
logs
*.log
npm-debug.log*
yarn-debug.log*
yarn-error.log*
pnpm-debug.log*
lerna-debug.log*
node_modules
dist
dist-ssr
*.local
# Editor directories and files
.vscode/*
!.vscode/extensions.json
.idea
.DS_Store
*.suo
*.ntvs*
*.njsproj
*.sln
*.sw?

7
qr-front/Dockerfile Normal file
View File

@@ -0,0 +1,7 @@
FROM node:18-alpine
WORKDIR /app
COPY package.json .
RUN npm install
COPY . .
RUN npm run build

15
qr-front/index.html Normal file
View File

@@ -0,0 +1,15 @@
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<link rel="icon" type="image/svg+xml" href="/qr_icon.svg" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="description" content="QR code generator" />
<meta name="author" content="Gabriel Kaszewski" />
<title>QR code generator</title>
</head>
<body>
<div id="app"></div>
<script type="module" src="/src/main.ts"></script>
</body>
</html>

564
qr-front/package-lock.json generated Normal file
View File

@@ -0,0 +1,564 @@
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"name": "qr-front",
"version": "0.0.0",
"lockfileVersion": 3,
"requires": true,
"packages": {
"": {
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"typescript": "^5.0.2",
"vite": "^4.4.5"
}
},
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15
qr-front/package.json Normal file
View File

@@ -0,0 +1,15 @@
{
"name": "qr-front",
"private": true,
"version": "0.0.0",
"type": "module",
"scripts": {
"dev": "vite",
"build": "tsc && vite build",
"preview": "vite preview"
},
"devDependencies": {
"typescript": "^5.0.2",
"vite": "^4.4.5"
}
}

View File

@@ -0,0 +1,25 @@
<?xml version="1.0" encoding="utf-8" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg width="16" height="16" viewBox="0 0 16 16"
xmlns="http://www.w3.org/2000/svg" version="1.1"
xmlns:xlink="http://www.w3.org/1999/xlink" id="s1">
<title>QR coder</title>
<desc>Manually edited diagram of qr code</desc>
<!-- <rect x="0" y="0" width="300" height="422" stroke="none" fill="#CFA"/> -->
<g transform="scale(.5,.5)" fill="none" stroke="#000" stroke-width="2" stroke-linecap="butt">
<path id="A" d="M3,3 h8 v8 h-8 v-8 z M6,7 h2"/>
<use xlink:href="#A" x="18" y="0" />
<use xlink:href="#A" x="0" y="18" />
<path d="M18,3 h-3 v4 h2 v4 h-2 v3" />
<path d="M2,15 h2 m2,0 h4 m6,0 h2 m2,0 h4 m4,0 h2"/>
<path d="M4,17 h2 m2,0 h8 m6,0 h2 m2,0 h4" />
<path d="M14,19 h2 m2,0 h2 m6,0 h2" />
<path d="M16,21 h2 m2,0 h8"/>
<path d="M14,23 h2 m2,0 h2 m4,0 h2 m2,0 h2" />
<path d="M14,25 h4 m2,0 h2 m2, 0 h4" />
<path d="M14,27 h2 m6,0 h2 m4,0 h2" />
<path d="M16,29 h8 m2,0 h2"/>
</g>
<!-- vim:nowrap:sw=2:so=2:et:ai: -->
</svg>

After

Width:  |  Height:  |  Size: 1.1 KiB

33
qr-front/src/main.ts Normal file
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@@ -0,0 +1,33 @@
import './style.css'
const API_ENDPOINT = `https://${window.location.host}/qr?link=`
document.querySelector<HTMLDivElement>('#app')!.innerHTML = `
<div>
<h1>QR Code Generator</h1>
<form id="form">
<input type="text" id="input" placeholder="Enter text/url here" />
<button type="submit" id="submit">Generate</button>
</form>
<div id="qr-code">
</div>
</div>
`
const removeOldImg = () => {
const img = document.querySelector<HTMLImageElement>('img')
if (img) img.remove()
}
const form = document.querySelector<HTMLFormElement>('#form')!
form.addEventListener('submit', (e) => {
e.preventDefault()
removeOldImg()
const input = document.querySelector<HTMLInputElement>('#input')!
const link = input.value
if (!link) return
const img = document.createElement('img')
img.src = `${API_ENDPOINT}${link}`
input.value = ''
document.querySelector<HTMLDivElement>('#qr-code')!.appendChild(img)
});

91
qr-front/src/style.css Normal file
View File

@@ -0,0 +1,91 @@
:root {
font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
line-height: 1.5;
font-weight: 400;
color-scheme: light dark;
color: rgba(255, 255, 255, 0.87);
background-color: #242424;
font-synthesis: none;
text-rendering: optimizeLegibility;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
-webkit-text-size-adjust: 100%;
}
a {
font-weight: 500;
color: #646cff;
text-decoration: inherit;
}
a:hover {
color: #535bf2;
}
body {
margin: 0;
display: flex;
place-items: center;
min-width: 320px;
min-height: 100vh;
}
h1 {
font-size: 3.2em;
line-height: 1.1;
}
#app {
max-width: 1280px;
margin: 0 auto;
padding: 2rem;
text-align: center;
}
button {
border-radius: 8px;
border: 1px solid transparent;
padding: 0.6em 1.2em;
font-size: 1em;
font-weight: 500;
font-family: inherit;
background-color: #1a1a1a;
cursor: pointer;
transition: border-color 0.25s;
}
button:hover {
border-color: #646cff;
}
button:focus,
button:focus-visible {
outline: 4px auto -webkit-focus-ring-color;
}
@media (prefers-color-scheme: light) {
:root {
color: #213547;
background-color: #ffffff;
}
a:hover {
color: #747bff;
}
button {
background-color: #f9f9f9;
}
}
input {
border-radius: 8px;
border: 1px solid #1a1a1a;
padding: 0.6em 1.2em;
font-size: 1em;
font-weight: 500;
font-family: inherit;
background-color: transparent;
transition: border-color 0.25s;
}
#qr-code {
padding: 1rem;
}

1
qr-front/src/vite-env.d.ts vendored Normal file
View File

@@ -0,0 +1 @@
/// <reference types="vite/client" />

23
qr-front/tsconfig.json Normal file
View File

@@ -0,0 +1,23 @@
{
"compilerOptions": {
"target": "ES2020",
"useDefineForClassFields": true,
"module": "ESNext",
"lib": ["ES2020", "DOM", "DOM.Iterable"],
"skipLibCheck": true,
/* Bundler mode */
"moduleResolution": "bundler",
"allowImportingTsExtensions": true,
"resolveJsonModule": true,
"isolatedModules": true,
"noEmit": true,
/* Linting */
"strict": true,
"noUnusedLocals": true,
"noUnusedParameters": true,
"noFallthroughCasesInSwitch": true
},
"include": ["src"]
}