自学编程网bluestack下载
termux搭建本地源
rsync -avz --delete rsync://mirrors.tuna.tsinghua.edu.cn/termux/ /path/to/your/local/mirror
-avz参数用于启用归档模式、压缩数据并输出详细信息。--delete选项会删除本地不再存在于远程源中的文件，以保持同步一致性。/path/to/your/local/mirror是你本地存放镜像的目录路径。
server {
listen 80;
server_name your_local_ip;
location /termux/ {
alias /path/to/your/local/mirror/;
autoindex on;
}
}
deb http://your_local_ip/termux/ stable main
deb https://mirrors.tuna.tsinghua.edu.cn/termux/termux-packages-24 stable main deb https://mirrors.tuna.tsinghua.edu.cn/termux/science-packages-24 science
deb https://mirrors.tuna.tsinghua.edu.cn/termux/x11-packages-24 x11
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nodered tcp转发消息到不同的客户端
https://blog.csdn.net/qq_24429681/article/details/128707421
[
{
"id": "17969ffdb6285212",
"type": "tab",
"label": "流程 1",
"disabled": false,
"info": "",
"env": []
},
{
"id": "a4fa3965c4d7f20f",
"type": "debug",
"z": "17969ffdb6285212",
"name": "server",
"active": true,
"tosidebar": true,
"console": false,
"tostatus": false,
"complete": "payload",
"targetType": "msg",
"statusVal": "",
"statusType": "auto",
"x": 570,
"y": 340,
"wires": []
},
{
"id": "7cd897a932b7cd11",
"type": "tcp in",
"z": "17969ffdb6285212",
"name": "",
"server": "server",
"host": "",
"port": "1882",
"datamode": "stream",
"datatype": "utf8",
"newline": "",
"topic": "",
"base64": false,
"tls": "",
"x": 80,
"y": 400,
"wires": [
[
"99f3358137a547cc",
"1eafab2dda6a064c"
]
]
},
{
"id": "581c453726647ccb",
"type": "function",
"z": "17969ffdb6285212",
"name": "LOGIN",
"func": "var payload = msg.payload;\n\nif(payload.cmd == 100)//登录\n{\n // store the value back\n context.set(payload.imei, msg._session);//保存imei 对应id\n}\n\nif(payload.cmd == 101)//请求呼叫对方\n{\n var session = context.get(payload.to)||0;//根据对方imie查询session id\n if(session == 0)\n {\n return;\n }\n msg._session = session; //找到对方session id\n\n msg.payload = payload;//数据直接转发给对方\n}\n\nreturn msg;",
"outputs": 1,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 380,
"y": 340,
"wires": [
[
"a4fa3965c4d7f20f",
"129ae15bee5723e7"
]
]
},
{
"id": "99f3358137a547cc",
"type": "debug",
"z": "17969ffdb6285212",
"name": "client",
"active": false,
"tosidebar": true,
"console": false,
"tostatus": false,
"complete": "_session",
"targetType": "msg",
"statusVal": "",
"statusType": "auto",
"x": 250,
"y": 600,
"wires": []
},
{
"id": "1eafab2dda6a064c",
"type": "json",
"z": "17969ffdb6285212",
"name": "",
"property": "payload",
"action": "",
"pretty": false,
"x": 230,
"y": 340,
"wires": [
[
"581c453726647ccb",
"28c2a4ef6d68c9a8"
]
]
},
{
"id": "28c2a4ef6d68c9a8",
"type": "debug",
"z": "17969ffdb6285212",
"name": "js",
"active": true,
"tosidebar": true,
"console": false,
"tostatus": false,
"complete": "payload",
"targetType": "msg",
"statusVal": "",
"statusType": "auto",
"x": 370,
"y": 260,
"wires": []
},
{
"id": "129ae15bee5723e7",
"type": "json",
"z": "17969ffdb6285212",
"name": "",
"property": "payload",
"action": "",
"pretty": false,
"x": 370,
"y": 420,
"wires": [
[
"c28bb1f9386c906c"
]
]
},
{
"id": "c28bb1f9386c906c",
"type": "tcp out",
"z": "17969ffdb6285212",
"name": "",
"host": "",
"port": "",
"beserver": "reply",
"base64": false,
"end": false,
"tls": "",
"x": 370,
"y": 500,
"wires": []
}
]
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