feat(server): upgrade to v1.3.0

- install command keep exists secret
- http actions optimize

server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "hello-dt",
-  "version": "1.2.7",
+  "version": "1.3.0",
   "main": "index.js",
   "repository": "git@github.com:iamcco/hello-dt.git",
   "author": "iamcco <ooiss@qq.com>",

server/src/command.ts

@@ -2,7 +2,7 @@
 import { exec } from 'child_process';
 import qrcode from 'qrcode-terminal';
 import { program } from 'commander';
-import { writeFileSync } from 'fs';
+import { existsSync, readFileSync, writeFileSync } from 'fs';
 import { join, dirname } from 'path';
 import { nanoid } from 'nanoid';
 import packageInfo from '../package.json';
@@ -41,9 +41,21 @@ program.parse();
 
 const options = program.opts();
 
+const servicePath = '/etc/systemd/system/hello-dt.service';
+
 if (options.install) {
   try {
-    writeFileSync('/etc/systemd/system/hello-dt.service', serviceTemplate);
+    if (existsSync(servicePath)) {
+      const lines = readFileSync(servicePath).toString().split('\n');
+      lines.some((line) => {
+        if (line.startsWith('ExecStart')) {
+          serviceTemplate.replace(secret, line.trim().split(' ').pop()!);
+          return true;
+        }
+        return false;
+      });
+    }
+    writeFileSync(servicePath, serviceTemplate);
     exec('systemctl daemon-reload');
     exec('systemctl status hello-dt.service', (err) => {
       if (!err) {
@@ -59,7 +71,7 @@ if (options.install) {
   }
 } else if (options.uninstall) {
   exec('systemctl stop hello-dt.service');
-  exec('rm /etc/systemd/system/hello-dt.service', (err, _stdout, stderr) => {
+  exec(`rm ${servicePath}`, (err, _stdout, stderr) => {
     if (err) {
       console.error(err);
       console.log(stderr);

server/src/http/actions.ts

@@ -63,10 +63,8 @@ use((req, res, next) => (params) => {
     return res.end();
   }
 
-  const formParser = new multiparty.Form({
-    maxFieldsSize: 20971520,
-  });
   if (req.headers['content-type'] !== undefined) {
+    const formParser = new multiparty.Form();
     formParser.parse(req, (err, fields, files) => {
       if (err) {
         console.error(err);
@@ -90,47 +88,43 @@ use((req, res, next) => (params) => {
 
 use((_req, res, next) => (params) => {
   if (params?.action === 'brightness') {
-    const access = createWriteStream('/sys/class/backlight/backlight@0/brightness');
-    access.write(params?.value || 1);
-    access.close();
-    return res.end();
+    if (params?.method === 'post') {
+      const access = createWriteStream('/sys/class/backlight/backlight@0/brightness');
+      access.write(params?.value || 1);
+      access.close();
+      return res.end();
+    } else if (params?.method === 'get') {
+      const level = readFileSync('/sys/class/backlight/backlight@0/actual_brightness').toString().trim();
+      res.setHeader('Content-Type', 'application/json');
+      return res.end(JSON.stringify({ level: parseFloat(level) }));
+    }
   }
   next(params);
 });
 
 use((_req, res, next) => (params) => {
-  if (params?.action === 'shutdown') {
+  if (params?.method === 'post' && params?.action === 'shutdown') {
     exec('shutdown now');
     return res.end();
   }
   next(params);
 });
 
 use((_req, res, next) => (params) => {
-  if (params?.action === 'reboot') {
+  if (params?.method === 'post' && params?.action === 'reboot') {
     exec('reboot');
     return res.end();
   }
   next(params);
 });
 
 use((_req, res, next) => (params) => {
-  if (params?.method === 'get' && params?.action === 'getBrightness') {
-    const level = readFileSync('/sys/class/backlight/backlight@0/actual_brightness').toString().trim();
-    res.setHeader('Content-Type', 'application/json');
-    return res.end(JSON.stringify({ level: parseFloat(level) }));
-  }
-  next(params);
-});
-
-use((_req, res, next) => (params) => {
-  const targets = params?.files?.target || [];
-  if (params?.action === 'print' && targets[0] !== undefined && params?.fields?.size[0] !== undefined) {
-    const target = `${targets[0].path}.png`;
-    renameSync(targets[0].path, target);
-    exec(
-      `lp -d devterm_printer -o media=Custom.${params.fields.size[0]}mm -o scaling=100 -o print-quality=5 ${target}`,
-    );
+  const target = (params?.files?.target || [])[0];
+  const size = (params?.fields?.size || [])[0];
+  if (params?.method === 'post' && params?.action === 'print' && target !== undefined && size !== undefined) {
+    const targetName = '/tmp/hello-dt-print-target.png';
+    renameSync(target.path, targetName);
+    exec(`lp -d devterm_printer -o media=Custom.${size}mm -o scaling=100 -o print-quality=5 ${targetName}`);
     return res.end();
   }
   next(params);