alova upload experiments

2025-12-07 08:19:52 +03:00 · 2023-06-30 14:25:01 +02:00
parent d6c5c87412
commit fb41606e43
14 changed files with 489 additions and 297 deletions
--- a/mock-api/package.json
+++ b/mock-api/package.json
@@ -12,6 +12,7 @@
    "@msgpack/msgpack": "^2.8.0",
    "compression": "^1.7.4",
    "express": "^4.18.2",
+    "multer": "^1.4.5-lts.1",
    "nodemon": "^2.0.22"
  },
  "packageManager": "yarn@3.4.1"
--- a/mock-api/server.js
+++ b/mock-api/server.js
@@ -2,17 +2,43 @@ const express = require('express');
 const compression = require('compression');
 const path = require('path');
 const msgpack = require('@msgpack/msgpack');
+const multer = require('multer'); // https://www.npmjs.com/package/multer#readme

 // REST API
 const rest_server = express();
 const port = 3080;

 rest_server.use(compression());
-rest_server.use(express.static(path.join(__dirname, '../interface/build')));
-rest_server.use(express.json());
+// rest_server.use(express.static(path.join(__dirname, '../interface/build')));
+// rest_server.use(express.json());

-// FOR TESTING
+// uploads
+const upload = multer({ dest: '../mock-api/uploads' });
+function progress_middleware(req, res, next) {
+  let progress = 0;
+  const file_size = req.headers['content-length'];
+
+  // set event listener
+  req.on('data', async (chunk) => {
+    progress += chunk.length;
+    const percentage = (progress / file_size) * 100;
+    console.log(`Progress: ${Math.round(percentage)}%`);
+    // await delay(1000); // slow it down
+    delay_blocking(200); // slow it down
+  });
+  next(); // invoke next middleware which is multer
+}
+
+// delays
 const delay = (ms) => new Promise((res) => setTimeout(res, ms));
+function delay_blocking(milliseconds) {
+  var start = new Date().getTime();
+  for (var i = 0; i < 1e7; i++) {
+    if (new Date().getTime() - start > milliseconds) {
+      break;
+    }
+  }
+}

 // endpoints
 const API_ENDPOINT_ROOT = '/api/';
@@ -2119,11 +2145,19 @@ rest_server.post(RESTART_ENDPOINT, async (req, res) => {
  res.sendStatus(200);
 });
 rest_server.post(FACTORY_RESET_ENDPOINT, (req, res) => {
+  console.log('command: reset');
  res.sendStatus(200);
 });
-rest_server.post(UPLOAD_FILE_ENDPOINT, (req, res) => {
-  res.sendStatus(200);
+
+rest_server.post(UPLOAD_FILE_ENDPOINT, progress_middleware, upload.single('file'), (req, res) => {
+  console.log('command: uploadFile completed.');
+  console.log(req.file);
+  if (req.file) {
+    return res.sendStatus(200);
+  }
+  return res.sendStatus(400);
 });
+
 rest_server.post(SIGN_IN_ENDPOINT, (req, res) => {
  // res.sendStatus(401); // test bad user
  console.log('Signed in as ' + req.body.username);
@@ -2669,7 +2703,7 @@ rest_server.get(SYSTEM_INFO_ENDPOINT, (req, res) => {

 const GET_SETTINGS_ENDPOINT = REST_ENDPOINT_ROOT + 'getSettings';
 rest_server.get(GET_SETTINGS_ENDPOINT, (req, res) => {
-  console.log('getSettings:');
+  console.log('getSettings');
  res.json(settings);
 });

--- a/mock-api/uploads/README.md
+++ b/mock-api/uploads/README.md
@@ -0,0 +1 @@
+leave empty
--- a/mock-api/yarn.lock
+++ b/mock-api/yarn.lock
@@ -117,10 +117,18 @@ __metadata:
    "@msgpack/msgpack": ^2.8.0
    compression: ^1.7.4
    express: ^4.18.2
+    multer: ^1.4.5-lts.1
    nodemon: ^2.0.22
  languageName: unknown
  linkType: soft

+"append-field@npm:^1.0.0":
+  version: 1.0.0
+  resolution: "append-field@npm:1.0.0"
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+  languageName: node
+  linkType: hard
+
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  version: 2.0.0
  resolution: "aproba@npm:2.0.0"
@@ -207,6 +215,22 @@ __metadata:
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+"buffer-from@npm:^1.0.0":
+  version: 1.1.2
+  resolution: "buffer-from@npm:1.1.2"
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+
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+  resolution: "busboy@npm:1.6.0"
+  dependencies:
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+  checksum: 32801e2c0164e12106bf236291a00795c3c4e4b709ae02132883fe8478ba2ae23743b11c5735a0aae8afe65ac4b6ca4568b91f0d9fed1fdbc32ede824a73746e
+  languageName: node
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+
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  resolution: "bytes@npm:3.0.0"
@@ -330,6 +354,18 @@ __metadata:
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+"concat-stream@npm:^1.5.2":
+  version: 1.6.2
+  resolution: "concat-stream@npm:1.6.2"
+  dependencies:
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+    inherits: ^2.0.3
+    readable-stream: ^2.2.2
+    typedarray: ^0.0.6
+  checksum: 1ef77032cb4459dcd5187bd710d6fc962b067b64ec6a505810de3d2b8cc0605638551b42f8ec91edf6fcd26141b32ef19ad749239b58fae3aba99187adc32285
+  languageName: node
+  linkType: hard
+
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  resolution: "console-control-strings@npm:1.1.0"
@@ -367,6 +403,13 @@ __metadata:
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  linkType: hard

+"core-util-is@npm:~1.0.0":
+  version: 1.0.3
+  resolution: "core-util-is@npm:1.0.3"
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+  languageName: node
+  linkType: hard
+
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  version: 2.6.9
  resolution: "debug@npm:2.6.9"
@@ -808,7 +851,7 @@ __metadata:
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-"inherits@npm:2, inherits@npm:2.0.4, inherits@npm:^2.0.3":
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@@ -875,6 +918,13 @@ __metadata:
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+"isarray@npm:~1.0.0":
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+  resolution: "isarray@npm:1.0.0"
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+  languageName: node
+  linkType: hard
+
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  resolution: "isexe@npm:2.0.0"
@@ -986,6 +1036,13 @@ __metadata:
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+"minimist@npm:^1.2.6":
+  version: 1.2.8
+  resolution: "minimist@npm:1.2.8"
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+  languageName: node
+  linkType: hard
+
 "minipass-collect@npm:^1.0.2":
  version: 1.0.2
  resolution: "minipass-collect@npm:1.0.2"
@@ -1063,6 +1120,17 @@ __metadata:
  languageName: node
  linkType: hard

+"mkdirp@npm:^0.5.4":
+  version: 0.5.6
+  resolution: "mkdirp@npm:0.5.6"
+  dependencies:
+    minimist: ^1.2.6
+  bin:
+    mkdirp: bin/cmd.js
+  checksum: 0c91b721bb12c3f9af4b77ebf73604baf350e64d80df91754dc509491ae93bf238581e59c7188360cec7cb62fc4100959245a42cfe01834efedc5e9d068376c2
+  languageName: node
+  linkType: hard
+
 "mkdirp@npm:^1.0.3, mkdirp@npm:^1.0.4":
  version: 1.0.4
  resolution: "mkdirp@npm:1.0.4"
@@ -1093,6 +1161,21 @@ __metadata:
  languageName: node
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+"multer@npm:^1.4.5-lts.1":
+  version: 1.4.5-lts.1
+  resolution: "multer@npm:1.4.5-lts.1"
+  dependencies:
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+    busboy: ^1.0.0
+    concat-stream: ^1.5.2
+    mkdirp: ^0.5.4
+    object-assign: ^4.1.1
+    type-is: ^1.6.4
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+  checksum: d6dfa78a6ec592b74890412f8962da8a87a3dcfe20f612e039b735b8e0faa72c735516c447f7de694ee0d981eb0a1b892fb9e2402a0348dc6091d18c38d89ecc
+  languageName: node
+  linkType: hard
+
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  version: 0.6.3
  resolution: "negotiator@npm:0.6.3"
@@ -1181,6 +1264,13 @@ __metadata:
  languageName: node
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+"object-assign@npm:^4.1.1":
+  version: 4.1.1
+  resolution: "object-assign@npm:4.1.1"
+  checksum: fcc6e4ea8c7fe48abfbb552578b1c53e0d194086e2e6bbbf59e0a536381a292f39943c6e9628af05b5528aa5e3318bb30d6b2e53cadaf5b8fe9e12c4b69af23f
+  languageName: node
+  linkType: hard
+
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  version: 1.12.3
  resolution: "object-inspect@npm:1.12.3"
@@ -1250,6 +1340,13 @@ __metadata:
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  linkType: hard

+"process-nextick-args@npm:~2.0.0":
+  version: 2.0.1
+  resolution: "process-nextick-args@npm:2.0.1"
+  checksum: 1d38588e520dab7cea67cbbe2efdd86a10cc7a074c09657635e34f035277b59fbb57d09d8638346bf7090f8e8ebc070c96fa5fd183b777fff4f5edff5e9466cf
+  languageName: node
+  linkType: hard
+
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  version: 1.0.1
  resolution: "promise-inflight@npm:1.0.1"
@@ -1312,6 +1409,21 @@ __metadata:
  languageName: node
  linkType: hard

+"readable-stream@npm:^2.2.2":
+  version: 2.3.8
+  resolution: "readable-stream@npm:2.3.8"
+  dependencies:
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+    inherits: ~2.0.3
+    isarray: ~1.0.0
+    process-nextick-args: ~2.0.0
+    safe-buffer: ~5.1.1
+    string_decoder: ~1.1.1
+    util-deprecate: ~1.0.1
+  checksum: 65645467038704f0c8aaf026a72fbb588a9e2ef7a75cd57a01702ee9db1c4a1e4b03aaad36861a6a0926546a74d174149c8c207527963e0c2d3eee2f37678a42
+  languageName: node
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+
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  version: 3.6.0
  resolution: "readable-stream@npm:3.6.0"
@@ -1350,7 +1462,7 @@ __metadata:
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-"safe-buffer@npm:5.1.2":
+"safe-buffer@npm:5.1.2, safe-buffer@npm:~5.1.0, safe-buffer@npm:~5.1.1":
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@@ -1518,6 +1630,13 @@ __metadata:
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+"streamsearch@npm:^1.1.0":
+  version: 1.1.0
+  resolution: "streamsearch@npm:1.1.0"
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+  languageName: node
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 "string-width@npm:^1.0.2 || 2 || 3 || 4, string-width@npm:^4.2.3":
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  resolution: "string-width@npm:4.2.3"
@@ -1538,6 +1657,15 @@ __metadata:
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+"string_decoder@npm:~1.1.1":
+  version: 1.1.1
+  resolution: "string_decoder@npm:1.1.1"
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@@ -1597,7 +1725,7 @@ __metadata:
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-"type-is@npm:~1.6.18":
+"type-is@npm:^1.6.4, type-is@npm:~1.6.18":
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  dependencies:
@@ -1607,6 +1735,13 @@ __metadata:
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+"typedarray@npm:^0.0.6":
+  version: 0.0.6
+  resolution: "typedarray@npm:0.0.6"
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  resolution: "undefsafe@npm:2.0.5"
@@ -1639,7 +1774,7 @@ __metadata:
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-"util-deprecate@npm:^1.0.1":
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@@ -1687,6 +1822,13 @@ __metadata:
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+"xtend@npm:^4.0.0":
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