improve blogpost and disable cider
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Enstrayed
154
routes/cider.js
154
routes/cider.js
@@ -2,87 +2,99 @@ const { app, db, globalConfig } = require("../index.js") // Get globals from ind
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var timeSinceLastCiderQuery = Date.now()-2000;
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var currentListening = {}
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var currentListeningHtml = ""
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app.get("/cider", (rreq,rres) => { // GET current listening from target
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if (Date.now() < timeSinceLastCiderQuery+2000) {
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rres.send(currentListening); // If it has been <2 seconds since the last request, return the cached result.
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} else {
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getCurrentListening(globalConfig.cider.targetHosts[0]).then(funcRes => {
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if (funcRes == 1) {
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rres.sendStatus(503) // If there was a problem getting the upstream JSON, return 503 Service Unavailable.
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} else {
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rres.set("Access-Control-Allow-Origin","*") // Required (I think?) because of CORS.
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currentListening = funcRes
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rres.send(funcRes)
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}
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})
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}
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app.get("/cider", (rreq,rres) => {
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rres.send("<span>Cider endpoint is temporarily unavailable.")
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})
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// app.get("/cider", (rreq,rres) => { // GET current listening from target
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app.post("/cider", (rreq,rres) => { // POST stop listening on cider target
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// if (Date.now() < timeSinceLastCiderQuery+2000) {
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// rres.send(currentListening); // If it has been <2 seconds since the last request, return the cached result.
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// } else {
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// getCurrentListening(globalConfig.cider.targetHosts[0],"json").then(funcRes => {
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// if (funcRes == 1) {
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// rres.sendStatus(503) // If there was a problem getting the upstream JSON, return 503 Service Unavailable.
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// } else {
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// rres.set("Access-Control-Allow-Origin","*") // Required (I think?) because of CORS.
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// currentListening = funcRes
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// rres.send(funcRes)
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// }
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// })
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// }
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fetch(`http://${globalConfig.couchdb.host}/apiauthkeys/${globalConfig.cider.authKeysDoc}`, {
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headers: {
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"Authorization": `Basic ${btoa(globalConfig.couchdb.authorization)}`
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}
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}).then(dbRes => dbRes.json()).then(dbRes => {
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// })
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if (dbRes.status == 404) { // If document containing cider auth keys does not exist
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console.log(`ERROR: Could not find apiauthkeys/${globalConfig.mailjet.authKeysDoc}`)
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rres.sendStatus(500) // Refuse request
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} else {
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if (dbRes["content"][rreq.get("Authorization").split("_")[0]] === rreq.get("Authorization").split("_")[1]) {
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// app.post("/cider", (rreq,rres) => { // POST stop listening on cider target
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fetch(`http://${globalConfig.cider.targetHosts[0]}/stop`).then(fres => { // send GET /stop to cider target
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if (fres.status == 204) {
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console.log(`${rreq.get("cf-connecting-ip")} POST /cider returned 200 KEY:${rreq.get("Authorization")}`)
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rres.sendStatus(200) // if that works then 200
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} else {
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rres.sendStatus(500) // otherwise lol
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}
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}).catch(ferror => {
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rres.sendStatus(503) // and if a problem happens its probably cause cider target is unavailable
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})
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// fetch(`http://${globalConfig.couchdb.host}/apiauthkeys/${globalConfig.cider.authKeysDoc}`, {
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// headers: {
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// "Authorization": `Basic ${btoa(globalConfig.couchdb.authorization)}`
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// }
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// }).then(dbRes => dbRes.json()).then(dbRes => {
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} else {
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console.log(`${rreq.get("cf-connecting-ip")} POST /cider returned 401`) // log ip of unauthorized requests
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rres.sendStatus(401) // received auth key was not in database
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}
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}
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})
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// if (dbRes.status == 404) { // If document containing cider auth keys does not exist
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// console.log(`ERROR: Could not find apiauthkeys/${globalConfig.mailjet.authKeysDoc}`)
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// rres.sendStatus(500) // Refuse request
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// } else {
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// if (dbRes["content"][rreq.get("Authorization").split("_")[0]] === rreq.get("Authorization").split("_")[1]) {
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})
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// fetch(`http://${globalConfig.cider.targetHosts[0]}/stop`).then(fres => { // send GET /stop to cider target
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// if (fres.status == 204) {
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// console.log(`${rreq.get("cf-connecting-ip")} POST /cider returned 200 KEY:${rreq.get("Authorization")}`)
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// rres.sendStatus(200) // if that works then 200
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// } else {
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// rres.sendStatus(500) // otherwise lol
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// }
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// }).catch(ferror => {
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// rres.sendStatus(503) // and if a problem happens its probably cause cider target is unavailable
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// })
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// } else {
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// console.log(`${rreq.get("cf-connecting-ip")} POST /cider returned 401`) // log ip of unauthorized requests
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// rres.sendStatus(401) // received auth key was not in database
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// }
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// }
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// })
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// })
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// 2024-04-10: Retrieves currentPlayingSong JSON from specified Cider host and
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// returns JSON containing the useful bits if successful, returning 1 if not.
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async function getCurrentListening(host) { // Host should be hostname/ip & port only.
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timeSinceLastCiderQuery = Date.now(); // Save last time function was run, used to indicate when the cache needs refreshed.
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return await fetch(`http://${host}/currentPlayingSong`).then(fetchRes => {
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if (fetchRes.status == 502) {
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return 1 // If the upstream server returns 502 (Bad Gateway) then internally return 1, indicating error.
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} else {
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return fetchRes.json().then(jsonRes => {
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if (jsonRes.info.name == undefined) {
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return 1 // If Cider is running but not playing a song this check prevents an undefined variable error.
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} else {
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return {
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"songName": jsonRes.info.name,
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"artistName": jsonRes.info.artistName,
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"albumName": jsonRes.info.albumName,
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"songLinkUrl": jsonRes.info.url.songLink,
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"endtimeEpochInMs": jsonRes.info.endTime,
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"artworkUrl": jsonRes.info.artwork.url.replace("{w}", jsonRes.info.artwork.width).replace("{h}", jsonRes.info.artwork.height)
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}
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}
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})
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}
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}).catch(fetchError => {
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console.error("Error fetch()ing upstream Cider host: "+fetchError)
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return 1 // If something else happens then log it and return 1, indicating error.
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})
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}
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// returns JSON/HTML containing the useful bits if successful, returning 1 if not.
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// async function getCurrentListening(host,contentType) { // Host should be hostname/ip & port only.
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// timeSinceLastCiderQuery = Date.now(); // Save last time function was run, used to indicate when the cache needs refreshed.
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// return await fetch(`http://${host}/currentPlayingSong`).then(fetchRes => {
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// if (fetchRes.status == 502) {
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// return 1 // If the upstream server returns 502 (Bad Gateway) then internally return 1, indicating error.
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// } else {
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// return fetchRes.json().then(jsonRes => {
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// if (jsonRes.info.name == undefined) {
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// return 1 // If Cider is running but not playing a song this check prevents an undefined variable error.
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// } else {
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// if (contentType === "json") {
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// return {
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// "songName": jsonRes.info.name,
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// "artistName": jsonRes.info.artistName,
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// "albumName": jsonRes.info.albumName,
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// "songLinkUrl": jsonRes.info.url.songLink,
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// "endtimeEpochInMs": jsonRes.info.endTime,
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// "artworkUrl": jsonRes.info.artwork.url.replace("{w}", jsonRes.info.artwork.width).replace("{h}", jsonRes.info.artwork.height)
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// }
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// } else if (contentType === "html") {
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// return `<img src="${jsonRes.info.artwork.url.replace("{w}", jsonRes.info.artwork.width).replace("{h}", jsonRes.info.artwork.height)}" alt="Album Art" id="nowplaying-albumart" style="width: 10em;"> <div class="textlist"><p>I'm listening to</p><h3>${`${jsonRes.info.name} by ${jsonRes.info.artistName}`}</h3><p>from ${jsonRes.info.albumName}</p><a href="${jsonRes.info.url.songLink}" class="noindent">song.link</a></div>`
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// } else {
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// return 1
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// }
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// }
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// })
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// }
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// }).catch(fetchError => {
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// console.error("Error fetch()ing upstream Cider host: "+fetchError)
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// return 1 // If something else happens then log it and return 1, indicating error.
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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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