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爬虫 Sekrio JS RPC

爬虫 Sekrio JS RPC

作者: 会爬虫的小蟒蛇 | 来源:发表于2022-09-22 15:52 被阅读0次

github: github.com

官方文档:简介 · Sekiro系统文档 (virjar.com)

构建服务

服务下载地址:Go HTTP File Server (iinti.cn)

下载下来后,解压出里面的文件

运行在sekiro-service-demo\target\sekiro-release-demo\bin下的两个启动文件

win运行bat linux运行shell

访问:127.0.0.1:5620/business-demo/groupList

返回以下json就说明服务启动成功了

{"data":["ws-group"],"ok":true,"status":0}

向浏览器注入JS

相关网址:Sekiro Web测试 (virjar.com)

将两段JS代码 拼接并改写

function SekiroClient(wsURL) {
    this.wsURL = wsURL;
    this.handlers = {};
    this.socket = {};
    // check
    if (!wsURL) {
        throw new Error('wsURL can not be empty!!')
    }
    this.webSocketFactory = this.resolveWebSocketFactory();
    this.connect()
}

SekiroClient.prototype.resolveWebSocketFactory = function () {
    if (typeof window === 'object') {
        var theWebSocket = window.WebSocket ? window.WebSocket : window.MozWebSocket;
        return function (wsURL) {

            function WindowWebSocketWrapper(wsURL) {
                this.mSocket = new theWebSocket(wsURL);
            }

            WindowWebSocketWrapper.prototype.close = function () {
                this.mSocket.close();
            };

            WindowWebSocketWrapper.prototype.onmessage = function (onMessageFunction) {
                this.mSocket.onmessage = onMessageFunction;
            };

            WindowWebSocketWrapper.prototype.onopen = function (onOpenFunction) {
                this.mSocket.onopen = onOpenFunction;
            };
            WindowWebSocketWrapper.prototype.onclose = function (onCloseFunction) {
                this.mSocket.onclose = onCloseFunction;
            };

            WindowWebSocketWrapper.prototype.send = function (message) {
                this.mSocket.send(message);
            };

            return new WindowWebSocketWrapper(wsURL);
        }
    }
    if (typeof weex === 'object') {
        // this is weex env : https://weex.apache.org/zh/docs/modules/websockets.html
        try {
            console.log("test webSocket for weex");
            var ws = weex.requireModule('webSocket');
            console.log("find webSocket for weex:" + ws);
            return function (wsURL) {
                try {
                    ws.close();
                } catch (e) {
                }
                ws.WebSocket(wsURL, '');
                return ws;
            }
        } catch (e) {
            console.log(e);
            //ignore
        }
    }
    //TODO support ReactNative
    if (typeof WebSocket === 'object') {
        return function (wsURL) {
            return new theWebSocket(wsURL);
        }
    }
    // weex 鍜� PC鐜鐨剋ebsocket API涓嶅畬鍏ㄤ竴鑷达紝鎵€浠ュ仛浜嗘娊璞″吋瀹�
    throw new Error("the js environment do not support websocket");
};

SekiroClient.prototype.connect = function () {
    console.log('sekiro: begin of connect to wsURL: ' + this.wsURL);
    var _this = this;
    // 涓峜heck close锛岃
    // if (this.socket && this.socket.readyState === 1) {
    //     this.socket.close();
    // }
    try {
        this.socket = this.webSocketFactory(this.wsURL);
    } catch (e) {
        console.log("sekiro: create connection failed,reconnect after 2s");
        setTimeout(function () {
            _this.connect()
        }, 2000)
    }

    this.socket.onmessage(function (event) {
        _this.handleSekiroRequest(event.data)
    });

    this.socket.onopen(function (event) {
        console.log('sekiro: open a sekiro client connection')
    });

    this.socket.onclose(function (event) {
        console.log('sekiro: disconnected ,reconnection after 2s');
        setTimeout(function () {
            _this.connect()
        }, 2000)
    });
};

SekiroClient.prototype.handleSekiroRequest = function (requestJson) {
    console.log("receive sekiro request: " + requestJson);
    var request = JSON.parse(requestJson);
    var seq = request['__sekiro_seq__'];

    if (!request['action']) {
        this.sendFailed(seq, 'need request param {action}');
        return
    }
    var action = request['action'];
    if (!this.handlers[action]) {
        this.sendFailed(seq, 'no action handler: ' + action + ' defined');
        return
    }

    var theHandler = this.handlers[action];
    var _this = this;
    try {
        theHandler(request, function (response) {
            try {
                _this.sendSuccess(seq, response)
            } catch (e) {
                _this.sendFailed(seq, "e:" + e);
            }
        }, function (errorMessage) {
            _this.sendFailed(seq, errorMessage)
        })
    } catch (e) {
        console.log("error: " + e);
        _this.sendFailed(seq, ":" + e);
    }
};

SekiroClient.prototype.sendSuccess = function (seq, response) {
    var responseJson;
    if (typeof response == 'string') {
        try {
            responseJson = JSON.parse(response);
        } catch (e) {
            responseJson = {};
            responseJson['data'] = response;
        }
    } else if (typeof response == 'object') {
        responseJson = response;
    } else {
        responseJson = {};
        responseJson['data'] = response;
    }


    if (Array.isArray(responseJson)) {
        responseJson = {
            data: responseJson,
            code: 0
        }
    }

    if (responseJson['code']) {
        responseJson['code'] = 0;
    } else if (responseJson['status']) {
        responseJson['status'] = 0;
    } else {
        responseJson['status'] = 0;
    }
    responseJson['__sekiro_seq__'] = seq;
    var responseText = JSON.stringify(responseJson);
    console.log("response :" + responseText);
    this.socket.send(responseText);
};

SekiroClient.prototype.sendFailed = function (seq, errorMessage) {
    if (typeof errorMessage != 'string') {
        errorMessage = JSON.stringify(errorMessage);
    }
    var responseJson = {};
    responseJson['message'] = errorMessage;
    responseJson['status'] = -1;
    responseJson['__sekiro_seq__'] = seq;
    var responseText = JSON.stringify(responseJson);
    console.log("sekiro: response :" + responseText);
    this.socket.send(responseText)
};

SekiroClient.prototype.registerAction = function (action, handler) {
    if (typeof action !== 'string') {
        throw new Error("an action must be string");
    }
    if (typeof handler !== 'function') {
        throw new Error("a handler must be function");
    }
    console.log("sekiro: register action: " + action);
    this.handlers[action] = handler;
    return this;
};

function guid() {
    function S4() {
        return (((1+Math.random())*0x10000)|0).toString(16).substring(1);
    }
    return (S4()+S4()+"-"+S4()+"-"+S4()+"-"+S4()+"-"+S4()+S4()+S4());
}

var client = new SekiroClient("ws://127.0.0.1:5620/business-demo/register?group=ws-group&clientId="+guid());

client.registerAction("clientTime",function(request, resolve,reject ){
    resolve(""+new Date());
})

然后将上述的JS脚本,放到浏览器控制台中进行注入(使用油猴或者autoResponse更佳)

访问:127.0.0.1:5620/business-demo/invoke?group=ws-group&action=clientTime

注:需要根据需求修改group和action参数(与js对应即可)

访问成功就说明注入完成了

python测试

import requests
params ={
    "group":"ws-group",#接口名称
    "action":"executeJs",#注册的服务名
}
res = requests.get("http://127.0.0.1:5620/business-demo/invoke", params=params)
print(res.text)

修改服务端口(不必须)

Sekrio默认的端口是5620

需要修改的话

在项目根目录下\sekiro-service-demo\target\sekiro-release-demo\conf\config.properties进行修改即可

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