99 lines
4.0 KiB
JavaScript
99 lines
4.0 KiB
JavaScript
const { app, db, globalConfig } = require("../index.js") // Get globals from index
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function makeRandomHex() {
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const characters = "1234567890abcdef"
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let counter = 0
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let result = ""
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while (counter < globalConfig.etyd.randomHexLength) {
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result += characters.charAt(Math.floor(Math.random() * characters.length))
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counter += 1
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}
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return result
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}
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app.options("/etydwrite", (rreq,rres) => {
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rres.set("Access-Control-Allow-Headers","Authorization")
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rres.set("Access-Control-Allow-Origin","*")
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rres.sendStatus(204)
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})
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app.post("/etydwrite", (rreq,rres) => {
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db.get(globalConfig.etyd.authKeyInDb).then(dbres => {
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if (dbres == null) { // If authkey key doesnt exist in redis then error out
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console.log("ERROR: Configured key containing etyd authkeys is null")
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rres.sendStatus(500)
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} else { // if it does exist
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let validKeys = dbres.split(",") // split the string into an array
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if (validKeys.includes(rreq.get("Authorization"))) { // check if authorization header key exists in that array
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console.log(rreq.body)
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switch(rreq.body.action) {
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case "set": // Write to db
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if (rreq.body.random == true) {
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let workingTarget = makeRandomHex()
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db.get(`/${workingTarget}`).then(dbres => {
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if (dbres != null) {
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let workingTarget = makeRandomHex()
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db.get(`/${workingTarget}`).then(dbres => {
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if (dbres != null) {
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// well fuck
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rres.sendStatus(409)
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}
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})
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} else {
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db.set(`/${workingTarget}`,rreq.body.value)
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rres.send(`https://etyd.cc/${workingTarget}`)
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}
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})
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} else {
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db.get(rreq.body.target).then(dbres => { // check if key already exists
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if (dbres != null) { // if it does then send 409 conflict
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console.log(`${rreq.get("cf-connecting-ip")} POST /etydwrite ACTION set returned 409 KEY:${rreq.get("Authorization")}`)
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rres.sendStatus(409)
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} else {
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db.set(`/${rreq.body.target}`,rreq.body.value)
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rres.send(`https://etyd.cc/${rreq.body.target}`)
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}
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})
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}
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break;
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case "delete":
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db.get(`/${rreq.body.target}`).then(dbres => {
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if (dbres == null) { //if key doesnt exist then log and return 400
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console.log(`${rreq.get("cf-connecting-ip")} POST /etydwrite ACTION delete returned 400 KEY:${rreq.get("Authorization")}`)
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rres.sendStatus(400)
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} else {
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db.del(`/${rreq.body.target}`)
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rres.sendStatus(200)
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}
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})
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break;
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default:
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rres.sendStatus(400) // request json didnt include a valid action
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break;
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}
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} else { // if it doesnt then its a unauthorized request
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console.log(`${rreq.get("cf-connecting-ip")} POST /etydwrite returned 401`)
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rres.sendStatus(401)
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}
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}
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})
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})
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module.exports = {app} // export routes to be imported by index for execution
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