less复制代码/**
 * 充值
 * @param payDto payDto
  * @return R
 */
@PostMapping(value = "/charge")
public R charge(@RequestBody PayDto payDto){
    //payDto就是你前端传过来的值,比如充值金额是多少 用户id是多少..
    //这个实体类根据你们自己的业务需求去写就好
    String orderString = aliPayService.order(payDto);
    return R.ok("orderString",orderString);
}

vbnet复制代码/**
 * 支付宝下单
 * @param payDto payDto
 * @return String
 */
 String order(PayDto payDto);

arduino复制代码package com.wenliao.cloud.config;
 
/**
 * @ClassName: AliPayConfig
 * @Description: 需要传给支付宝SDK的公共基本参数
 * @author: Linn
 * @Date: 2019/4/3 9:22
 */
public class AliDevPayConfig {
 
    /**
     * 1.商户appid
     */
    public String APPID = "这个就是在沙箱环境下你看到你的appId的那一串数字";
 
    /**
     * 私钥 pkcs8格式的
     */
    public static String RSA_PRIVATE_KEY ="这个就是我上面说的应用私钥生成 注意这里是私钥";
 
    /**
     * 3.支付宝公钥
     */
    public static String ALIPAY_PUBLIC_KEY = "这个就是你把生成的应用公钥在沙箱网页哪里输入后,就可以查看到支付宝公钥..把看到的支付宝公钥copy过来放这里就ok";
 
    /**
     * 4.服务器异步通知页面路径 需http://或者https://格式的完整路径，不能加?id=123这类自定义参数，必须外网可以正常访问
     */
//这个着重讲一下..支付完成后,支付宝会通过这个url请求到你的服务端..
//这个url一定是要公网可以访问才行...如果需要测试的话..我后面有讲到..
//这里你可以先写你本地项目的url 例如:localhost:8080/项目名/访问路径
    public static String notify_url = "http://2hu4349021.wicp.vip/pay/aliNotify";
 
    /**
     * 5.页面跳转同步通知页面路径 需http://或者https://格式的完整路径，不能加?id=123这类自定义参数，必须外网可以正常访问 商户可以自定义同步跳转地址
     */
       //这里同上..不做详细说明了..
     public static String return_url = "http://2hu4349021.wicp.vip/pay/returnUrl";
 
    /**
     * 正式环境支付宝网关，如果是沙箱环境需更改成https://openapi.alipaydev.com/gateway.do
     */
    public static String URL = "https://openapi.alipaydev.com/gateway.do";
 
    /**
     * 7.编码
     */
    public static String CHARSET = "UTF-8";
 
    /**
     * 私钥 pkcs8格式的
     */
    // 8.返回格式
    public static String FORMAT = "json";
 
    /**
     * //签名方式 加密类型
     */
    public static String SIGNTYPE = "RSA2";

scss复制代码    @Override
    public String order(PayDto payDto) {
       //这里你可以做一些存表操作..具体根据你们自己的业务来操作...
        String orderString = "";//这个字符串是用来返回给前端的
        String orderNo = record.getOrderId();//这行代码是生成一个商户的订单号..根据你们自己的业务需求去生成就可以了..
        log.info("==================支付宝下单,商户订单号为：" + orderNo);
 
        try {
            AliDevPayConfig aliDevPayConfig= new  AliDevPayConfig(); //实例化上面的那个配置类..
            //实例化客户端（参数：网关地址、商户appid、商户私钥、格式、编码、支付宝公钥、加密类型），为了取得预付订单信息
            AlipayClient alipayClient = new DefaultAlipayClient(AliDevPayConfig.URL, aliDevPayConfig.getAPPID(),
                    AliDevPayConfig.RSA_PRIVATE_KEY, AliDevPayConfig.FORMAT, AliDevPayConfig.CHARSET,
                    AliDevPayConfig.ALIPAY_PUBLIC_KEY, AliDevPayConfig.SIGNTYPE);
            //实例化具体API对应的request类,类名称和接口名称对应,当前调用接口名称：alipay.trade.app.pay
            AlipayTradeAppPayRequest ali_request = new AlipayTradeAppPayRequest();
            //SDK已经封装掉了公共参数，这里只需要传入业务参数。以下方法为sdk的model入参方式
            AlipayTradeAppPayModel model = new AlipayTradeAppPayModel();
            //业务参数传入,可以传很多，参考API
            //model.setPassbackParams(URLEncoder.encode(request.getBody().toString())); //公用参数（附加数据）
            //对一笔交易的具体描述信息。如果是多种商品，请将商品描述字符串累加传给body。
            model.setBody("具体描述信息.例如QQ币充值");
            //商品名称
            model.setSubject("例:QQ币");
            //商户订单号(根据业务需求自己生成)
            model.setOutTradeNo(orderNo);
            //交易超时时间 这里的30m就是30分钟
            model.setTimeoutExpress("30m");
            //支付金额 后面保留2位小数点..不能超过2位
            model.setTotalAmount(10.00);
            //销售产品码（固定值） //这个不做多解释..看文档api接口参数解释
            model.setProductCode("QUICK_MSECURITY_PAY");
            ali_request.setBizModel(model);
            //异步回调地址（后台）//这里我在上面的aliPayConfig有讲..自己去看
            ali_request.setNotifyUrl(AliDevPayConfig.notify_url);
            log.info("====================异步通知的地址为：" + ali_request.getNotifyUrl());
            //同步回调地址（APP）同上
            ali_request.setReturnUrl(AliDevPayConfig.return_url);
            log.info("====================同步通知的地址为：" + ali_request.getReturnUrl());
 
            // 这里和普通的接口调用不同，使用的是sdkExecute
            //返回支付宝订单信息(预处理)
            AlipayTradeAppPayResponse alipayTradeAppPayResponse = alipayClient.sdkExecute(ali_request);
            //就是orderString 可以直接给APP请求，无需再做处理。
            orderString = alipayTradeAppPayResponse.getBody();
            System.out.println(orderString);
        } catch (AlipayApiException e) {
            e.printStackTrace();
            log.info("与支付宝交互出错，未能生成订单，请检查代码！");
        }
        return orderString;
    }

perl复制代码alipay_sdk=alipay-sdk-java-dynamicVersionNo&app_id=2016101800718925&biz_content=%7B%22out_trade_no%22%3A%22201809251015343222843%22%2C%22total_amount%22%3A%220.01%22%2C%22subject%22%3A%22app%E6%94%AF%E4%BB%98%E6%B5%8B%E8%AF%95%22%2C%22passback_params%22%3A%22%25E5%2585%25AC%25E7%2594%25A8%25E5%259B%259E%25E4%25BC%25A0%25E5%258F%2582%25E6%2595%25B0%25E6%25B5%258B%25E8%25AF%259512334%25EF%25BC%2581%22%2C%22product_code%22%3A%22QUICK_MSECURITY_PAY%22%7D&charset=utf-8&format=JSON&method=alipay.trade.app.pay&notify_url=http%3A%2F%2F106.14.187.178%2Fopendevtools%2Fnotify%2Fdo%2Fa9bed896-0fc0-4b05-ba55-6a2550cacd36&return_url=https%3A%2F%2Fwww.baidu.com%2F&sign=qiOEfMcQoObzuPdZNkMOzavHfJLskTUWJxb08YObj8D0SexDStOw%2BHEwOs7x1hGih8Zs3rsT%2BA3aYVnmwp0FTnTYHx2cTbvz1tkNTzoguOG%2BdNR4b5dsJ%2BvUU4UbHV2KDOxg%2FASUcjcbhqitYraWjBgL02QWgTa%2FpA7dpZnxaOKyksZ1tvp7dR3zYvfDdVnfo3vpXlJxc8QTXsYvZdpODvmKG9odw%2FTsP2fZdt3Up7aiq7Ae8rby%2FNg%2BIMcGJjH%2F5MnUC99%2FU9%2Bjwt%2Biqt7jwU4PVfGimDY6ifIYs3PosGwfwrMTSZkI8AzdcsmwHRcqGJJNzlzegl9jQHw9mBzSAw%3D%3D&sign_type=RSA2&timestamp=2018-09-25+13%3A09%3A52&version=1.0

ini复制代码    /**
     * 支付宝支付成功后.异步请求该接口
     * @param request
     * @return
     * @throws IOException
     */
    @RequestMapping(value="/aliNotify",method= RequestMethod.POST)
    @ResponseBody
    public String aliNotify(HttpServletRequest request, HttpServletResponse response) throws IOException {
        System.out.println("=支付宝异步返回支付结果开始");
        //1.从支付宝回调的request域中取值
        //获取支付宝返回的参数集合
        Map<String, String[]> aliParams = request.getParameterMap();
        //用以存放转化后的参数集合
        Map<String, String> conversionParams = new HashMap<String, String>();
        for (Iterator<String> iter = aliParams.keySet().iterator(); iter.hasNext();) {
            String key = iter.next();
            String[] values = aliParams.get(key);
            String valueStr = "";
            for (int i = 0; i < values.length; i++) {
                valueStr = (i == values.length - 1) ? valueStr + values[i] : valueStr + values[i] + ",";
            }
            // 乱码解决，这段代码在出现乱码时使用。如果mysign和sign不相等也可以使用这段代码转化
            //valueStr = new String(valueStr.getBytes("ISO-8859-1"), "UTF-8");
            conversionParams.put(key, valueStr);
        }
        System.out.println("==返回参数集合："+conversionParams);
        String status=aliPayService.aliNotify(conversionParams);
        return status;
    }

javascript复制代码    /**
     * 支付宝异步回调
     * @param conversionParams conversionParams
     * @return String
     */
    String aliNotify( Map<String, String> conversionParams);

typescript复制代码/**
     * 支付宝异步请求逻辑处理
     *
     * @param
     * @return
     * @throws IOException
     */
    @Override
    public String aliNotify(Map<String, String> conversionParams) {
        log.info("=支付宝异步请求逻辑处理=");
        //签名验证(对支付宝返回的数据验证，确定是支付宝返回的)
        boolean signVerified = false;
        try {
            //调用SDK验证签名
        String alipayPublicKey = AliDevPayConfig.ALIPAY_PUBLIC_KEY;
        String charset = AliDevPayConfig.CHARSET;
        String signType = AliDevPayConfig.SIGNTYPE;
 
            signVerified = AlipaySignature.rsaCheckV1(conversionParams, alipayPublicKey, charset, signType);
            //对验签进行处理.
            if (signVerified) {
                log.info("+支付宝回调签名认证成功+");
                // 按照支付结果异步通知中的描述，对支付结果中的业务内容进行1\2\3\4二次校验，校验成功后在response中返回success，校验失败返回failure 支付宝官方建议校验的值（out_trade_no、total_amount、sellerId、app_id）
                this.check(conversionParams);
                //验签通过 获取交易状态
                String tradeStatus = conversionParams.get("trade_status");
 
                //只处理支付成功的订单: 修改交易表状态,支付成功
                //只有交易通知状态为TRADE_SUCCESS或TRADE_FINISHED时，支付宝才会认定为买家付款成功。
                if (tradeStatus.equals("TRADE_SUCCESS") ||tradeStatus.equals("TRADE_FINISHED")) {
                    //TODO 获取支付宝通知完成充值后续业务
                    //交易成功 获取商户订单号
                   
                        /**修改订单信息*/
                      
                        /**余额到账*/
                       //这里就主要是做你们自己的业务需求了,修改一些表什么的..
                    }
                    return "success";
                } else {
                    return "fail";
                }
            } else{  //验签不通过
                log.info("++验签不通过 ！++");
                return "fail";
            }
        } catch (AlipayApiException e) {
            log.info("+++验签失败 ！+++");
            e.printStackTrace();
        }
        return "fail";
    }

复制代码遇到新需求和新技术,多看官方文档...基本都能解决问题

swift复制代码free -m | sed -n '2p' | awk '{print "used mem is "$3"M,total mem is "$2"M,used percent is "$3/$2*100"%"}'

shell复制代码wget https://github.com/harelba/q/releases/download/1.7.1/q-text-as-data-1.7.1-1.noarch.rpm #下载版本

sudo rpm -ivh q-text-as-data-1.7.1-1.noarch.rpm # 安装

q --version  #查看安装版本

java复制代码q <命令> "<SQL>"

sql复制代码q "SELECT * FROM myfile.log"

sql复制代码q -H "SELECT * FROM myfile.log"

SQL复制代码q  "select c1，c2 from ..."

sql复制代码[root@iZ2zebfzaequ90bdlz820sZ software]# ps -ef | q -H "select count(UID) from - where UID='root'"
104
[root@iZ2zebfzaequ90bdlz820sZ software]# ps -ef | q -H -O "select count(UID) from - where UID='root'"
count(UID)
104

shell复制代码[root@iZ2zebfzaequ90bdlz820sZ software]# q "select * from douyin.log where c9 like '%待解析%'"
2021-06-11 14:46:49.323 INFO 22790 --- [nio-8888-exec-2] c.x.douyin.controller.ParserController : 待解析URL :url=https%3A%2F%2Fv.douyin.com%2Fe9g9uJ6%2F                                             
2021-06-11 14:57:31.938 INFO 22790 --- [nio-8888-exec-5] c.x.douyin.controller.ParserController : 待解析URL :url=https%3A%2F%2Fv.douyin.com%2Fe9pdhGP%2F                                             
2021-06-11 15:23:48.004 INFO 22790 --- [nio-8888-exec-2] c.x.douyin.controller.ParserController : 待解析URL :url=https%3A%2F%2Fv.douyin.com%2Fe9pQjBR%2F                                             
2021-06-11 2

shell复制代码[root@iZ2zebfzaequ90bdlz820sZ software]# cat douyin.log | grep '待解析URL'
2021-06-11 14:46:49.323  INFO 22790 --- [nio-8888-exec-2] c.x.douyin.controller.ParserController   : 待解析URL :url=https%3A%2F%2Fv.douyin.com%2Fe9g9uJ6%2F
2021-06-11 14:57:31.938  INFO 22790 --- [nio-8888-exec-5] c.x.douyin.controller.ParserController   : 待解析URL :url=https%3A%2F%2Fv.douyin.com%2Fe9pdhGP%2F

sql复制代码[root@iZ2zebfzaequ90bdlz820sZ software]# cat test.log 
abc
2
3
4
5
23
24
25
[root@iZ2zebfzaequ90bdlz820sZ software]# q -H -t "select * from test.log where abc like '%2%'"
Warning: column count is one - did you provide the correct delimiter?
2
23
24
25

sql复制代码q -H -t "select * from test.log union select * from test1.log"

[root@iZ2zebfzaequ90bdlz820sZ software]# cat test.log 
abc
2
3
4
5
[root@iZ2zebfzaequ90bdlz820sZ software]# cat test1.log 
abc
3
4
5
6
[root@iZ2zebfzaequ90bdlz820sZ software]# q -H -t "select * from test.log union select * from test1.log"
Warning: column count is one - did you provide the correct delimiter?
Warning: column count is one - did you provide the correct delimiter?
2
3
4
5
6

sql复制代码q -H -t "SELECT COUNT(DISTINCT(uuid)) FROM ./clicks.csv"

sql复制代码q -H -t "SELECT request_id,score FROM ./clicks.csv WHERE score > 0.7 ORDER BY score DESC LIMIT 5"

sql复制代码sudo find /tmp -ls | q "SELECT c5,c6,sum(c7)/1024.0/1024 AS total FROM - GROUP BY c5,c6 ORDER BY total desc"

[root@iZ2zebfzaequ90bdlz820sZ software]# sudo find /tmp -ls | q "SELECT c5,c6,sum(c7)/1024.0/1024 AS total FROM - GROUP BY c5,c6 ORDER BY total desc"
www www 8.86311340332
root root 0.207922935486
mysql mysql 4.76837158203e-06

sql复制代码ps -ef | q -H "SELECT UID,COUNT(*) cnt FROM - GROUP BY UID ORDER BY cnt DESC LIMIT 3"

[root@iZ2zebfzaequ90bdlz820sZ software]# ps -ef | q -H "SELECT UID,COUNT(*) cnt FROM - GROUP BY UID ORDER BY cnt DESC LIMIT 3"
root 104
www 16
rabbitmq 4
[root@iZ2zebfzaequ90bdlz820sZ software]# ps -ef | q -H -O "SELECT UID,COUNT(*) cnt FROM - GROUP BY UID ORDER BY cnt DESC LIMIT 3"
UID cnt
root 110
www 16
rabbitmq 4

sql复制代码q -H "select * from douyin.log a join douyin-2021-06-18.0.log b on (a.c2=b.c3) where b.c1='root'"

js复制代码package 图片加密_2020;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class PicTest {
    public static void main(String[] args) {
        FileInputStream fis=null;
        FileOutputStream fos=null;
        try {
            fis = new FileInputStream(new File("怪物万岁.png"));
            fos = new FileOutputStream("怪物万岁(加密).png");

            byte[] buffer = new byte[20];
            int len;
            while ((len = fis.read(buffer)) != -1) {
                for (int i = 0; i < len; i++) {
                    buffer[i] = (byte) (buffer[i] ^ 5);
                }
                fos.write(buffer, 0, len);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            if (fis != null) {
                try {
                    fis.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }

        }
    }
}

js复制代码            fis = new FileInputStream(new File("怪物万岁.png"));
            fos = new FileOutputStream("怪物万岁(加密).png");

js复制代码 while ((len = fis.read(buffer)) != -1) {
                for (int i = 0; i < len; i++) {
                    buffer[i] = (byte) (buffer[i] ^ 5);
                }
                fos.write(buffer, 0, len);
            }

js复制代码package 图片加密_2020;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class jiemi {
    public static void main(String[] args) {
        FileInputStream fis=null;
        FileOutputStream fos=null;
        try {
            fis = new FileInputStream(new File("怪物万岁(加密).png"));
            fos = new FileOutputStream("怪物万岁(解密后).png");

            byte[] buffer = new byte[20];
            int len;
            while ((len = fis.read(buffer)) != -1) {
                for (int i = 0; i < len; i++) {
                    buffer[i] = (byte) (buffer[i] ^ 5);
                }
                fos.write(buffer, 0, len);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            if (fis != null) {
                try {
                    fis.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }

        }

    }
}

js复制代码            fis = new FileInputStream(new File("怪物万岁(加密).png"));
            fos = new FileOutputStream("怪物万岁(解密后).png");

js复制代码  for (int i = 0; i < len; i++) {
                    buffer[i] = (byte) (buffer[i] ^ 5);
                }

复制代码@GetMapping(value={"/user/{id}"})
public User findUserById(@PathVariable Integer id) {
    logger.info("id: {}", (Object)id);
    if (id != null && id < 1) {
        throw new IllegalArgumentException("id < 1");
    }
    return new User(id.intValue(), "name" + id);
}

bash复制代码save 60 5  #意思是在60秒内进行了5次操作，即写入rdb文件中进行持久化保存

java复制代码127.0.0.1:6379> config get dir
1) "dir"
2) "/usr/local/bin"  # 如果在这个目录下存在 dump.rdb 文件，启动就会自动恢复其中的数据

bash复制代码redis-check-aof --fix appendonly.aof  #修复appendonly.aof文件

bash复制代码# appendfsync always # 每次修改都会 sync。消耗性能 
appendfsync everysec # 每秒执行一次 sync，可能会丢失这1s的数据！ # appendfsync no # 不执行 sync，这个时候操作系统自己同步数据，速度最快！

appendfilename "appendonly.aof" # 持久化的文件的名字
appendonly no # 默认是不开启aof模式的，默认是使用rdb方式持久化的，在大部分所有的情况下， rdb完全够用！

auto-aof-rewrite-percentage 100  #写入百分比
auto-aof-rewrite-min-size 64mb  #写入的文件最大值是多少，一般在实际工作中我们会将其设置为5gb左右！

sql复制代码docker search nginx

复制代码docker pull nginx

复制代码docker images

css复制代码mkdir -p{html,conf,logs}

ini复制代码# For more information on configuration, see:
#   * Official English Documentation: http://nginx.org/en/docs/
#   * Official Russian Documentation: http://nginx.org/ru/docs/

user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

# Load dynamic modules. See /usr/share/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
    worker_connections 1024;
}

http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    # Load modular configuration files from the /etc/nginx/conf.d directory.
    # See http://nginx.org/en/docs/ngx_core_module.html#include
    # for more information.
    include /etc/nginx/conf.d/*.conf;

    
    server {
       listen 8081;
       root /etc/nginx/html;
       location / {
	    proxy_pass https://www.qycloud.com.cn/api2/user/login/logindata;
       }
    }
    server {
       listen 8981;
       root /etc/nginx/html;
       location / {
            proxy_pass https://www.qycloud.com.cn/api2/user/login/logindata;
       }
    }
    server {
        listen       80 default_server;
        listen       [::]:80 default_server;
        server_name  www.zxhtom.store;
        root         /usr/share/nginx/html;

        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        location  / {
        	root /usr/share/nginx/html;
		index index.html;
        }

        error_page 404 /404.html;
            location = /40x.html {
        }

        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }
    }

    upstream pic{
                server 182.254.161.54:8088 weight=5;
                server 182.254.161.54:8089 weight=5;
    }

}

bash复制代码docker run -d -p 80:80 --name dyjnginx -v /opt/soft/nginx/html:/usr/share/nginx/html -v /opt/soft/nginx/conf/nginx.conf:/etc/nginx/nginx.conf -v /opt/soft/nginx/logs:/var/log/nginx nginx

css复制代码docker ps -a

复制代码docker restart container-name