From 4275120cba7b15780e19359db31d96359602aaeb Mon Sep 17 00:00:00 2001
From: Cheney <hq@gpio.me>
Date: Mon, 2 Sep 2024 17:37:31 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20freem=20=E5=91=BD=E4=BB=A4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 kit/package-lock.json              |  4 ++--
 kit/package.json                   |  2 +-
 kit/src/index.js                   |  8 ++++++++
 kit/src/mem.js                     | 22 ++++++++++++++++++++++
 kit/src/util/osutil.js             |  8 ++++----
 kit/test/net_test.js               |  2 --
 kit/~/.kit/logs/kit.2024-09-02.log |  7 +++++++
 7 files changed, 44 insertions(+), 9 deletions(-)
 create mode 100644 kit/src/mem.js
 create mode 100644 kit/~/.kit/logs/kit.2024-09-02.log

diff --git a/kit/package-lock.json b/kit/package-lock.json
index 8bebcde..dfded14 100644
--- a/kit/package-lock.json
+++ b/kit/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "kit",
-  "version": "1.0.0",
+  "version": "0.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "kit",
-      "version": "1.0.0",
+      "version": "0.1",
       "dependencies": {
         "cross-port-killer": "^1.4.0",
         "extract-zip": "^2.0.1",
diff --git a/kit/package.json b/kit/package.json
index 8472ae6..683e782 100644
--- a/kit/package.json
+++ b/kit/package.json
@@ -3,7 +3,7 @@
   "version": "0.1",
   "bin": "src/index.js",
   "scripts": {
-    "linux": "pkg --compress GZip . -t linux -o ./dist/linux/kit",
+    "linux": "pkg --compress GZip . -t node18-linux -o ./dist/linux/kit",
     "windows": "pkg --compress GZip . -t win -o ./dist/windows/kit.exe",
     "alpine" : "pkg --compress GZip . -t node14-alpine-arm64 -o ./dist/linux/kit"
   },
diff --git a/kit/src/index.js b/kit/src/index.js
index 60ebc52..c7663f0 100644
--- a/kit/src/index.js
+++ b/kit/src/index.js
@@ -12,6 +12,7 @@ const path = require("path");
 const fs = require("fs");
 const {sm3} = require("sm-crypto");
 const zlib = require("zlib");
+const mem = require("./mem")
 
 parser.addCmdLine("man", "打开在线帮助;", async function (){
     const uConfig = await $context.get("uConfig")
@@ -113,6 +114,13 @@ parser.addCmdLine("install [module]", "安装/更新模块;", async function (cl
     remote.install(cli.getParamValue("module"))
 });
 
+
+parser.addCmdLine("freem [level]", "释放内存", function (cli) {
+    let level = cli.getParamValue("level")
+    mem.free( level )
+});
+
+
 parser.addCmdLine("killport <port>", "释放端口", function (cli) {
     let port = cli.getParamValue("port")
     net.killport( parseInt(port, 10) );
diff --git a/kit/src/mem.js b/kit/src/mem.js
new file mode 100644
index 0000000..707b7f2
--- /dev/null
+++ b/kit/src/mem.js
@@ -0,0 +1,22 @@
+const osutil = require("./util/osutil")
+const shell = require("./shell")
+
+function free(level) {
+    osutil.choise({
+        [osutil.Windows] : ( level ) => {
+            throw Error("暂不支持")
+        },
+        [osutil.Linux] : ( level ) => {
+            if ( [1,2,3].indexOf( parseInt(level,10)) === -1 ) {
+                level = 1
+            }
+            shell.execSync("sync")
+            shell.execSync(`echo ${level} > /proc/sys/vm/drop_caches`)
+        },
+    })
+}
+
+
+module.exports = {
+    free
+}
\ No newline at end of file
diff --git a/kit/src/util/osutil.js b/kit/src/util/osutil.js
index c6fe006..eea5a88 100644
--- a/kit/src/util/osutil.js
+++ b/kit/src/util/osutil.js
@@ -1,7 +1,7 @@
 const os = require('os');
 const fs = require("fs");
-const Windows = 0;
-const Linux = 1;
+const Windows = "Windows";
+const Linux = "Linux";
 
 module.exports = {
 
@@ -11,11 +11,11 @@ module.exports = {
      * 根据 os 不同，载入不同的方法
      */
     choise : function ( cbs ) {
-        if (os.type() == 'Windows_NT') {
+        if (os.type() === 'Windows_NT') {
             // windows平台
             return cbs && cbs[ Windows ]
         }
-        else if (os.type() == 'Linux') {
+        else if (os.type() === 'Linux') {
             // Linux平台
             return cbs && cbs[ Linux ]
         }
diff --git a/kit/test/net_test.js b/kit/test/net_test.js
index 40705a3..45ce4f1 100644
--- a/kit/test/net_test.js
+++ b/kit/test/net_test.js
@@ -1,6 +1,4 @@
 const  net = require(__dirname + "/../src/net")
 
-
-
 net.killport(6667);
 
diff --git a/kit/~/.kit/logs/kit.2024-09-02.log b/kit/~/.kit/logs/kit.2024-09-02.log
new file mode 100644
index 0000000..f05665e
--- /dev/null
+++ b/kit/~/.kit/logs/kit.2024-09-02.log
@@ -0,0 +1,7 @@
+[2024-09-02T17:10:24.971] [INFO] default - 执行命令 checkip
+[2024-09-02T17:10:25.242] [INFO] default - ip : 61.164.40.82
+[2024-09-02T17:10:25.243] [INFO] default - location : 中国 浙江 杭州  电信
+[2024-09-02T17:10:25.244] [INFO] default - 
+61.164.40.82
+[2024-09-02T17:32:08.694] [INFO] default - 执行命令 freem
+[2024-09-02T17:32:22.663] [INFO] default - 执行命令 freem