debian安装jdk+tomcat+mysql

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====================一、安装git===================
sudo apt-get update
apt-get install git

缓存git账号密码:默认缓存密码15分钟,可以改得更长, 比如1小时    git config --global credential.helper 'cache --timeout=3600'

====================二、安装jdk======================
1.查看系统信息:多少位的?
uname -a
2.下载Linux版本的jdk:
http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
例:jdk-8u144-linux-x64.tar.gz
3.上传jdk,将上传的jdk解压,解压之后重命名为javajdk,如图所示:
   d.1> tar -zxv -f jdk-8u65-linux-i586.gz
   d.2> mv jdk1.8.0_65 javajdk
   d.3> cd javajdk
4.配置环境变量:

vim /etc/profile
打开之后按键盘(i)进入编辑模式,将下面的内容复制到底部,JAVA_HOME路径就是解压路径哦:

export JAVA_HOME=/lx/jdk1.8.0_144export JRE_HOME=${JAVA_HOME}/jre export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib export PATH=${JAVA_HOME}/bin:$PATH

5.配置完成之后,最重要的一步就是使文件立即生效:命令如下:
  >source /etc/profile 让profile
6.验证是否安装成功:
java -version
echo $JAVA_HOME
7.卸载Java jdk:

rpm -qa|grep jdk
然后执行命令:
yum -y remove java java-1.6.0-openjdk-1.6.0.0-1.50.1.11.5.el6_3.x86_64 将上面查询出来的每个版本以此删掉即可。
/home/lx/

====================三、安装Tomcat=================
1.官网下载:
http://tomcat.apache.org/download-80.cgi
选择8.0.46,下载Core的tar.gz (pgp, md5, sha1)版本
2.参考文档:
http://www.cnblogs.com/kuliuheng/p/4186452.html
http://blog.csdn.net/realzhizhiping/article/details/76977520

解压命令:tar zxvf apache-tomcat-7.0.57.tar.gz./shutdown.sh./startup.sh

3.tomcat设置为系统服务,并启动:
安装chkconfig这个命令:

apt-get install chkconfig
参考文档:http://www.bubuko.com/infodetail-2013365.html
http://www.cnblogs.com/zf29506564/p/6679373.html

service tomcat start   #启动tomcatservice tomcat stop    #停止tomcat

4.设置缺省项目:
在server.xml的Host下面加:

===================四、设置CA证书(https)==================
1.创建并下载:
https://yundun.console.aliyun.com/?spm=5176.2020520110.1002.d10cas.68100c0cCaX3cH&p=cas#/cas/download/214260964170211
2.校验:
https://www.qcloud.com/product/ssl
3.自动跳转https,打开web.xml 在最后加:


CLIENT-CERT
Client Cert Users-only Area




SSL
/*


CONFIDENTIAL


3.设置缺省项目:
打开server.xml在Host标签内最下面加:

WEB-INF/web.xml

======================五、设置git资源钩子==================
原理:
提交的时候回触发钩子–>访问servlert–>使用java调用Linux命令行–>执行git pull等命令
1.java调用.sh命令行代码如下:
InputStreamReader stdISR = null;
InputStreamReader errISR = null;
Process process = null;
String command = “/usr/tomcat/apache-tomcat-8.0.46/webapps/lx-post-receive.sh”;
try {
process = Runtime.getRuntime().exec(command);
int exitValue = process.waitFor();

        String line = null;          stdISR = new InputStreamReader(process.getInputStream());          BufferedReader stdBR = new BufferedReader(stdISR);          while ((line = stdBR.readLine()) != null) {              System.out.println("STD line:" + line);          }          errISR = new InputStreamReader(process.getErrorStream());          BufferedReader errBR = new BufferedReader(errISR);          while ((line = errBR.readLine()) != null) {              System.out.println("ERR line:" + line);          }      } catch (IOException | InterruptedException e) {          e.printStackTrace();      } finally {          try {              if (stdISR != null) {                  stdISR.close();              }              if (errISR != null) {                  errISR.close();              }              if (process != null) {                  process.destroy();              }          } catch (IOException e) {              System.out.println("正式执行命令:" + command + "有IO异常");          }      } 2.新建lx-post-receive.sh命令行文件,内容如下:    #!/bin/sh    echo 520    export LANG=zh_CN.UTF-8    cd /usr/tomcat/apache-tomcat-8.0.46/webapps/    unset GIT_DIR     git pull origin master    echo 444

======================六、安装数据库====================
参考文档:
http://www.cnblogs.com/xusir/p/3334217.html
http://blog.csdn.net/icysky1989/article/details/49999417
设置密码:
/usr/bin/mysqladmin -u root password 123456
用修改后的密码登录
  mysql -u root -p

允许远程访问:
配置(开放安全组3306):
1.防火墙开放端口3306;
2.添加远程访问权限:

        #mysql -u root -p [password]        mysql> grant all PRIVILEGES on *.* to root@'%' identified by 'password';        mysql> flush privileges;        mysql> exit;
    3.编辑/etc/mysql/my.cnf,注释bind-address,或将ip改为0.0.0.0    #/etc/init.d/mysql restart    4.修改字符串编码,    在[mysqld]下面加:        character_set_server=utf8mb4    在[client]下面加:        default-character-set=utf8mb4    重启mysql

常见问题:
1.无法重启:方案1.
1.#ps -A|grep mysql
显示类似:
1829 ? 00:00:00 mysqld_safe
1876 ? 00:00:31 mysqld
2.#kill -9 1829
3.#kill -9 1876
4.#/etc/init.d/mysql restart
5.#mysql -u root -p

===========七、springMVC + hibernate开发环境初始化===========
参考https://www.showdoc.cc/10403?page_id=82249和demo01案例

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