设为首页 收藏本站
查看: 1536|回复: 0

[经验分享] SSO(单点登录)

[复制链接]

尚未签到

发表于 2017-3-2 10:21:18 | 显示全部楼层 |阅读模式
  自己动手写SSO(单点登录)








标签: sso 登录 | 发表时间:2014-03-02 15:01 | 作者:



分享到:
出处:http://www.iteye.com



  SSO在我们的应用中非常常见,例如我们在OA系统登录了,我们就可以直接进入采购系统,不需要再登录了,这样使我们非常方便。现在网上也有很多实现方法,于是乎我也想写一个看看。我主要用到的是cookie的机制。在此,分享给大家, 同时提供源代码下载
  进入主题:
  工程说明
  SSO的实现一般是会有一个SSO Server,也会叫认证中心,同时也会有被认证的系统,如OA系统、采购系统等,他们就相当于SSO Server的client。
  为了更形象体现SSO,我写的SSO是有三个工程:一个SSO Server端口为8081,一个OA系统端口为8082,一个采购系统端口为8083。如图:
DSC0000.png
  流程介绍

  在整个SSO流程当,有两个流程非常重要,第一个是用户没有登录系统到登录系统的过程;第二是用户在一个系统当中已经登录(例如在OA系统中登录 了),但又想进入另一个系统(例如进入PRO系统)的过程,如果把这两个过程搞定了,那么SSO也就搞定了。我画了两幅图来说明这两个过程。
  先看用户没有登录系统到登录系统的过程,如图:
  
DSC0001.png
1:用户通过URL访问OA系统。
  2:在OA系统中的filter发现这个URL没有ticket(你暂且就把ticket看做是门票),此时就会跳转到SSO Server。
  3:SSO Server中的filter发现该客户端中的cookie中没有相应信息,也即是一个没有登录的用户,那么会跳转到登录页面。
  4:用户在登录页面填写相应信息,然后通过post方式提交到SSO Server中。
  5:SSO Server会校验用户信息(我为了快,我的校验方式就是要用户名为:cloud,同时密码为:cloud),同时在cookie中放username。
  6:将生成ticket和username放到JVMCache中,在实际项目应该放到Memcached中,它的用处等下分析。
  7,8:就是在用户访问OA系统的URL基础上加上了一个ticket参数,这样跳转到OA系统。
  (此时进入OA系统时,filter发现URL是带ticket的,则filter会根据带过来的ticket并通过HttpClient的形式去调用SSO Server中的TicektServlet,这样就会返回用户名,其实这个用户名就是从JVMCache拿到的,同时马上将这个ticket从JVMCache中移除,这样保证一个ticket只会用一次,然后把返回的用户名放到session中)
  9:session中有了用户名,说明用户登录成功了,则会去本应该返问的servlet。
  10,11:将OA系统返回的视图给用户。
  第二过程,用户已经登录成功了,但要访问另一个系统,如图:
  
DSC0002.png
  1:用户通过URL访问PRO系统。
  2:在PRO系统中的filter发现这个URL没有ticket,此时就会跳转到SSO Server。此时,由于用户登录了,所以cookie中有相应的信息(例如用户名),此时SSO Server中的filter会生成一个ticket。
  3:将生成的ticket和username放到JVMCache中。
  4:就是在用户访问PRO系统的URL基础上加上了一个ticket参数,这样跳转到PRO系统。
  (此时进入PRO系统时,filter发现URL是带ticket的,则filter会根据带过来的ticket并通过HttpClient的形式去调用SSO Server中的TicektServlet,这样就会返回用户名,其实这个用户名就是从JVMCache拿到的,同时马上将这个ticket从JVMCache中移除,这样保证一个ticket只会用一次,然后把返回的用户名放到session中)
  5:session中有了用户名,说明用户登录成功了,则会去本应该返问的servlet。
  5,7:将PRO系统返回的视图给用户。
  关键代码
  先看SSO Server工程中的代码:
  pom.xml
  (注意:端口为8081)

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.cloud.sso.server</groupId>
<artifactId>sso-server</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>sso-server Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<finalName>sso-server</finalName>
<plugins>
<plugin>
<groupId>org.mortbay.jetty</groupId>
<artifactId>jetty-maven-plugin</artifactId>
<version>8.1.9.v20130131</version>
<configuration>
<stopKey>stop</stopKey>
<stopPort>6000</stopPort>
<webAppConfig>
<contextPath>/sso</contextPath>
</webAppConfig>
<scanIntervalSeconds>4</scanIntervalSeconds>
<connectors>
<connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector">
<port>8081</port>
<maxIdleTime>60000</maxIdleTime>
</connector>
</connectors>
</configuration>
</plugin>
</plugins>
</build>
</project>

  SSO Server中的filter
  SSOServerFilter.java

package com.cloud.sso.server.filter;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.cloud.sso.server.JVMCache;
public class SSOServerFilter implements Filter {
@Override
public void destroy() {
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
HttpServletRequest request = (HttpServletRequest) servletRequest;
HttpServletResponse response = (HttpServletResponse) servletResponse;
String service = request.getParameter("service");
String ticket = request.getParameter("ticket");
Cookie[] cookies = request.getCookies();
String username = "";
if (null != cookies) {
for (Cookie cookie : cookies) {
if ("sso".equals(cookie.getName())) {
username = cookie.getValue();
break;
}
}
}
if (null == service && null != ticket) {
filterChain.doFilter(servletRequest, servletResponse);
return;
}
if (null != username && !"".equals(username)) {
long time = System.currentTimeMillis();
String timeString = username + time;
JVMCache.TICKET_AND_NAME.put(timeString, username);
StringBuilder url = new StringBuilder();
url.append(service);
if (0 <= service.indexOf("?")) {
url.append("&");
} else {
url.append("?");
}
url.append("ticket=").append(timeString);
response.sendRedirect(url.toString());
} else {
filterChain.doFilter(servletRequest, servletResponse);
}
}
@Override
public void init(FilterConfig arg0) throws ServletException {
}
}
  两个servlet:
  LoginServlet.java

package com.cloud.sso.server.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.cloud.sso.server.JVMCache;
public class LoginServlet extends HttpServlet {
private static final long serialVersionUID = -3170191388656385924L;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doPost(request, response);
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String username = request.getParameter("username");
String password = request.getParameter("password");
String service = request.getParameter("service");
if ("cloud".equals(username) && "cloud".equals(password)) {
Cookie cookie = new Cookie("sso", username);
cookie.setPath("/");
response.addCookie(cookie);
long time = System.currentTimeMillis();
String timeString = username + time;
JVMCache.TICKET_AND_NAME.put(timeString, username);
if (null != service) {
StringBuilder url = new StringBuilder();
url.append(service);
if (0 <= service.indexOf("?")) {
url.append("&");
} else {
url.append("?");
}
url.append("ticket=").append(timeString);
response.sendRedirect(url.toString());
} else {
response.sendRedirect("/sso/index.jsp");
}
} else {
response.sendRedirect("/sso/index.jsp?service=" + service);
}
}
}
  TicketServlet.java

package com.cloud.sso.server.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.cloud.sso.server.JVMCache;
public class TicketServlet extends HttpServlet {
private static final long serialVersionUID = 5964206637772848290L;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
super.doGet(request, response);
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String ticket = request.getParameter("ticket");
String username = JVMCache.TICKET_AND_NAME.get(ticket);
JVMCache.TICKET_AND_NAME.remove(ticket);
PrintWriter writer = response.getWriter();
writer.write(username);
}
}
  JVMCache.java

package com.cloud.sso.server;
import java.util.HashMap;
import java.util.Map;
public class JVMCache {
public static Map<String, String> TICKET_AND_NAME = new HashMap<String, String>();
}
  web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:jsp="http://java.sun.com/xml/ns/javaee/jsp" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<filter>
<filter-name>ssoServerFilter</filter-name>
<filter-class>com.cloud.sso.server.filter.SSOServerFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>ssoServerFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet>
<servlet-name>login</servlet-name>
<servlet-class>com.cloud.sso.server.servlet.LoginServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>login</servlet-name>
<url-pattern>/user/login</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>ticket</servlet-name>
<servlet-class>com.cloud.sso.server.servlet.TicketServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>ticket</servlet-name>
<url-pattern>/ticket</url-pattern>
</servlet-mapping>
</web-app>

  下面是OA系统中的代码:
  pom.xml
  (注意:端口为8082)

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.cloud.sso.oa</groupId>
<artifactId>sso-oa</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>sso-oa Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>commons-httpclient</groupId>
<artifactId>commons-httpclient</artifactId>
<version>3.1</version>
</dependency>
</dependencies>
<build>
<finalName>sso-oa</finalName>
<plugins>
<plugin>
<groupId>org.mortbay.jetty</groupId>
<artifactId>jetty-maven-plugin</artifactId>
<version>8.1.9.v20130131</version>
<configuration>
<stopKey>stop</stopKey>
<stopPort>6000</stopPort>
<webAppConfig>
<contextPath>/oa</contextPath>
</webAppConfig>
<scanIntervalSeconds>4</scanIntervalSeconds>
<connectors>
<connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector">
<port>8082</port>
<maxIdleTime>60000</maxIdleTime>
</connector>
</connectors>
</configuration>
</plugin>
</plugins>
</build>
</project>

  OA系统中的filter:
  SSOClientFilter.java

package com.cloud.sso.oa.filter;
import java.io.IOException;
import java.net.URLEncoder;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.methods.PostMethod;
public class SSOClientFilter implements Filter {
@Override
public void destroy() {
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
HttpServletRequest request = (HttpServletRequest) servletRequest;
HttpServletResponse response = (HttpServletResponse) servletResponse;
HttpSession session = request.getSession();
String username = (String) session.getAttribute("username");
String ticket = request.getParameter("ticket");
String url = URLEncoder.encode(request.getRequestURL().toString(), "UTF-8");
if (null == username) {
if (null != ticket && !"".equals(ticket)) {
PostMethod postMethod = new PostMethod("http://localhost:8081/sso/ticket");
postMethod.addParameter("ticket", ticket);
HttpClient httpClient = new HttpClient();
try {
httpClient.executeMethod(postMethod);
username = postMethod.getResponseBodyAsString();
postMethod.releaseConnection();
} catch (Exception e) {
e.printStackTrace();
}
if (null != username && !"".equals(username)) {
session.setAttribute("username", username);
filterChain.doFilter(request, response);
} else {
response.sendRedirect("http://localhost:8081/sso/index.jsp?service=" + url);
}
} else {
response.sendRedirect("http://localhost:8081/sso/index.jsp?service=" + url);
}
} else {
filterChain.doFilter(request, response);
}
}
@Override
public void init(FilterConfig arg0) throws ServletException {
}
}
  OAServlet.java

package com.cloud.sso.oa.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class OAServlet extends HttpServlet {
private static final long serialVersionUID = 3615122544373006252L;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
request.getRequestDispatcher("/WEB-INF/jsp/welcome.jsp").forward(request, response);
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doGet(request, response);
}

}
  web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:jsp="http://java.sun.com/xml/ns/javaee/jsp" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<filter>
<filter-name>ssoClientFilter</filter-name>
<filter-class>com.cloud.sso.oa.filter.SSOClientFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>ssoClientFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet>
<servlet-name>list</servlet-name>
<servlet-class>com.cloud.sso.oa.servlet.OAServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>list</servlet-name>
<url-pattern>/list</url-pattern>
</servlet-mapping>
</web-app>

  下面是PRO系统的代码:
  pom.xml
  (注意:端口为8083)

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.cloud.sso.pro</groupId>
<artifactId>sso-pro</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>sso-pro Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>commons-httpclient</groupId>
<artifactId>commons-httpclient</artifactId>
<version>3.1</version>
</dependency>
</dependencies>
<build>
<finalName>sso-pro</finalName>
<plugins>
<plugin>
<groupId>org.mortbay.jetty</groupId>
<artifactId>jetty-maven-plugin</artifactId>
<version>8.1.9.v20130131</version>
<configuration>
<stopKey>stop</stopKey>
<stopPort>6000</stopPort>
<webAppConfig>
<contextPath>/pro</contextPath>
</webAppConfig>
<scanIntervalSeconds>4</scanIntervalSeconds>
<connectors>
<connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector">
<port>8083</port>
<maxIdleTime>60000</maxIdleTime>
</connector>
</connectors>
</configuration>
</plugin>
</plugins>
</build>
</project>

  PRO系统中的filter
  SSOClientFilter.java

package com.cloud.sso.pro.filter;
import java.io.IOException;
import java.net.URLEncoder;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.methods.PostMethod;
public class SSOClientFilter implements Filter {
@Override
public void destroy() {
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
HttpServletRequest request = (HttpServletRequest) servletRequest;
HttpServletResponse response = (HttpServletResponse) servletResponse;
HttpSession session = request.getSession();
String username = (String) session.getAttribute("username");
String ticket = request.getParameter("ticket");
String url = URLEncoder.encode(request.getRequestURL().toString(), "UTF-8");
if (null == username) {
if (null != ticket && !"".equals(ticket)) {
PostMethod postMethod = new PostMethod("http://localhost:8081/sso/ticket");
postMethod.addParameter("ticket", ticket);
HttpClient httpClient = new HttpClient();
try {
httpClient.executeMethod(postMethod);
username = postMethod.getResponseBodyAsString();
postMethod.releaseConnection();
} catch (Exception e) {
e.printStackTrace();
}
if (null != username && !"".equals(username)) {
session.setAttribute("username", username);
filterChain.doFilter(request, response);
} else {
response.sendRedirect("http://localhost:8081/sso/index.jsp?service=" + url);
}
} else {
response.sendRedirect("http://localhost:8081/sso/index.jsp?service=" + url);
}
} else {
filterChain.doFilter(request, response);
}
}
@Override
public void init(FilterConfig arg0) throws ServletException {
}
}
  ProServlet.java

package com.cloud.sso.pro.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class ProServlet extends HttpServlet {
private static final long serialVersionUID = -1334093914490423930L;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
request.getRequestDispatcher("/WEB-INF/jsp/welcome.jsp").forward(request, response);
}
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
super.doPost(request, response);
}
}
  web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:jsp="http://java.sun.com/xml/ns/javaee/jsp" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<filter>
<filter-name>ssoClientFilter</filter-name>
<filter-class>com.cloud.sso.pro.filter.SSOClientFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>ssoClientFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet>
<servlet-name>list</servlet-name>
<servlet-class>com.cloud.sso.pro.servlet.ProServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>list</servlet-name>
<url-pattern>/list</url-pattern>
</servlet-mapping>
</web-app>

  运行结果:
  1:分别启动这三个工程。
  2:访问OA系统,URL:http://localhost:8082/oa/list
  3:这样到登录页面,如图:
  
DSC0003.png

  4:用户名为:cloud,密码为:cloud,点击登录则会显示,如图:
  
DSC0004.png

  5:然后去进入PRO系统,URL:http://localhost:8083/pro/list,则就不需要登录了,直接进入,如图:
  
DSC0005.png

运维网声明 1、欢迎大家加入本站运维交流群:群②:261659950 群⑤:202807635 群⑦870801961 群⑧679858003
2、本站所有主题由该帖子作者发表,该帖子作者与运维网享有帖子相关版权
3、所有作品的著作权均归原作者享有,请您和我们一样尊重他人的著作权等合法权益。如果您对作品感到满意,请购买正版
4、禁止制作、复制、发布和传播具有反动、淫秽、色情、暴力、凶杀等内容的信息,一经发现立即删除。若您因此触犯法律,一切后果自负,我们对此不承担任何责任
5、所有资源均系网友上传或者通过网络收集,我们仅提供一个展示、介绍、观摩学习的平台,我们不对其内容的准确性、可靠性、正当性、安全性、合法性等负责,亦不承担任何法律责任
6、所有作品仅供您个人学习、研究或欣赏,不得用于商业或者其他用途,否则,一切后果均由您自己承担,我们对此不承担任何法律责任
7、如涉及侵犯版权等问题,请您及时通知我们,我们将立即采取措施予以解决
8、联系人Email:admin@iyunv.com 网址:www.yunweiku.com

所有资源均系网友上传或者通过网络收集,我们仅提供一个展示、介绍、观摩学习的平台,我们不对其承担任何法律责任,如涉及侵犯版权等问题,请您及时通知我们,我们将立即处理,联系人Email:kefu@iyunv.com,QQ:1061981298 本贴地址:https://www.yunweiku.com/thread-349169-1-1.html 上篇帖子: Solr5.0配置中文分词包 下篇帖子: Spring学习进阶(一)初识Spring
您需要登录后才可以回帖 登录 | 立即注册

本版积分规则

扫码加入运维网微信交流群X

扫码加入运维网微信交流群

扫描二维码加入运维网微信交流群,最新一手资源尽在官方微信交流群!快快加入我们吧...

扫描微信二维码查看详情

客服E-mail:kefu@iyunv.com 客服QQ:1061981298


QQ群⑦:运维网交流群⑦ QQ群⑧:运维网交流群⑧ k8s群:运维网kubernetes交流群


提醒:禁止发布任何违反国家法律、法规的言论与图片等内容;本站内容均来自个人观点与网络等信息,非本站认同之观点.


本站大部分资源是网友从网上搜集分享而来,其版权均归原作者及其网站所有,我们尊重他人的合法权益,如有内容侵犯您的合法权益,请及时与我们联系进行核实删除!



合作伙伴: 青云cloud

快速回复 返回顶部 返回列表