功能改进了：

create_ipfs_3.sh

+#!/usr/bin/env bash
+
+userdir=`who|awk '{print $1}'|awk 'NR==1'`
+cd /home/${userdir}
+echo -e "\e[40;31m 获取准确的普通用户目录 \e[0m"	#显示红色字体
+#echo -e "\e[40;34m 这个是显示蓝色字体的命令 \e[0m"
+pwd  #显示出用了变量后的准确路径。
+apt update
+apt upgrade -y
+
+echo -e "\e[40;31m 下载新的go包 \e[0m"
+#wget https://dl.google.com/go/go1.18.3.linux-amd64.tar.gz
+wget https://dl.google.com/go/go1.17.8.linux-amd64.tar.gz
+echo "=========下载到的go软件包版本========"
+ls go1.*
+
+sudo tar -zxvf go1.17.8.linux-amd64.tar.gz  -C  /usr/local  >/dev/null 2>&1
+ls /usr/local/go
+echo "=========解压go包完成========"
+
+cd /root
+sudo mkdir -p go/{src,pkg,bin}
+sudo chmod u+x go/{src,pkg,bin}
+echo "=========新建好root/go目录========"
+
+if [ `grep "export PATH=$PATH:/usr/local/go/bin" /home/${userdir}/.profile` ] ;then
+   echo "PATH=$PATH:/usr/local/gobin 已经存在不用写"
+else
+   echo 'export PATH=$PATH:/usr/local/go/bin' >> /home/${userdir}/.profile
+fi
+
+if [ `grep "GOROOT=/usr/local/go" /home/${userdir}/.profile` ] ;then
+   echo "GOROOT=/usr/local/go 已经存在不用写"
+else
+   echo 'export GOROOT=/usr/local/go' >> /home/${userdir}/.profile
+fi
+
+if [ `grep "GOPATH=$HOME/go" /home/${userdir}/.profile` ] ;then
+   echo "GOPATH=$HOME/go 已经存在不用写"
+else
+   echo 'export GOPATH=$HOME/go' >> /home/${userdir}/.profile
+fi
+
+if [ `grep "PATH=$PATH:$HOME/go/bin" /home/${userdir}/.profile` ] ;then
+   echo "PATH=$PATH:$HOME/go/bin 已经存在不用写"
+else
+   echo 'export PATH=$PATH:$HOME/go/bin' >> /home/${userdir}/.profile
+fi
+
+
+<<AA
+echo 'export PATH=$PATH:/usr/local/go/bin' >> /home/${userdir}/.profile
+echo 'export GOROOT=/usr/local/go' >> /home/${userdir}/.profile
+echo 'export GOPATH=$HOME/go' >> /home/${userdir}/.profile
+echo 'export PATH=$PATH:$HOME/go/bin' >> /home/${userdir}/.profile
+AA
+
+sleep 1
+echo -e "\e[40;31m 运行source普通用户目录下的.profile \e[0m"
+source /home/${userdir}/.profile
+echo "=========看到go的版本与go配置信息========"
+go version
+go env
+sleep 3
+
+echo 'export PATH=$PATH:/usr/local/go/bin' >> /root/.bashrc
+echo 'export GOROOT=/usr/local/go' >> /root/.bashrc
+echo 'export GOPATH=$HOME/go' >> /root/.bashrc
+echo 'export PATH=$PATH:$HOME/go/bin' >> /root/.bashrc
+source /root/.bashrc
+
+echo "=========Go环境部署与配置完成。========"
+sleep 3
+echo "=========安装工具包。========"
+#sudo apt update && apt upgrade -y
+sudo apt-get install git
+#sudo apt install gcc
+sudo apt install gcc -y  #加了-y不用再手动输入y
+sudo apt install make
+
+echo "=========下载go-ipfs源码。========"
+go env -w GO111MODULE=on
+go env -w GOPROXY=https://goproxy.cn,direct
+go get -u github.com/ipfs/go-ipfs
+
+#cd  /root/go/pkg/mod/github.com/ipfs/go-ipfs@v0.12.0/
+cd  /root/go/pkg/mod/github.com/ipfs/go-ipfs@v0.13.0/
+##上面这一行命令的地址有待研究，会变的，不同时间下载的版本可能最后的地址会变。
+chmod 777 bin/check_go_version 
+chmod 777 plugin/loader/preload.sh
+make install
+ipfs version
+echo "=========如出ipfs version 则部署成功========"
+
+
+
+<<AAA
+docker --version >/dev/null 2>&1
+if [ $? -eq 0 ]
+then
+    echo "已安装docker"
+else
+    echo "正在安装docker-----------"
+    apt install docker.io -y >/dev/null 2>&1
+	echo "=======安装完成=========="
+    sleep 5
+fi
+
+cur_dir=$(cd "$(dirname "$0")";pwd)
+cd $cur_dir
+IMAGE_NAME='mysql:8.0.13'
+DOCKER_NAME='master'
+MYSQL_PASSWORD='123456'
+PORT='4306'
+script='user_mysql.sh'
+confdir='/usr/local/master/conf'
+datadir='/usr/local/master/data'
+
+#创建映射目录
+[ ! -d $confdir ] && mkdir -p $confdir
+[ ! -d $datadir ] && mkdir -p $datadir
+[ ! -f $confdir/my.cnf ] && touch $confdir/my.cnf
+
+#创建MySQL容器
+create_mysql () {
+	docker pull $IMAGE_NAME >/dev/null 2>&1
+	docker run --name $DOCKER_NAME -p $PORT:3306 --restart always -v $confdir:/etc/mysql/conf.d/ -v $datadir:/var/lib/mysql -e MYSQL_ROOT_PASSWORD=$MYSQL_PASSWORD -d $IMAGE_NAME
+}
+
+#制作创建MySQL用户脚本
+create_script () {
+	echo '#!/usr/bin/env bash' >${script}
+    echo "mysql -uroot -p$MYSQL_PASSWORD <<EOF" >>${script}
+    echo "create user '$DOCKER_NAME'@'%' identified with mysql_native_password by '$MYSQL_PASSWORD';" >>${script}
+    echo "grant replication slave,replication client on *.* TO '$DOCKER_NAME'@'%';" >>${script}
+    echo 'flush privileges;' >>${script}
+    echo 'EOF' >>${script}
+}
+
+#配置MySQL数据库
+config_databases () {
+	create_script
+	chmod +x ${script}
+	docker cp ${script} $DOCKER_NAME:/
+	echo "正在复制脚本----------------------"
+	sleep 15
+	docker exec -it $DOCKER_NAME bash -c " ./${script}; "
+}
+	
+#主函数
+config_mysql () {
+	cat >$confdir/my.cnf <<EOF
+[mysqld]
+# master01主服务器01唯一ID
+server-id=$PORT
+
+# 启用二进制日志
+log-bin=mysql-bin
+
+#从库的中继日志，主库日志写到中继日志，中继日志再重做到从库
+# relay-log=myslql-relay-bin
+
+# binlog保留时间7天
+expire_logs_days=7
+
+#指定不同步库
+binlog-ignore-db=mysql
+binlog-ignore-db=information_schema
+binlog-ignore-db=performance_schema
+binlog-ignore-db=sys
+EOF
+}
+
+#重启docker容器使主函数生效
+docker restart $DOCKER_NAME
+
+main () {
+	echo "=========正在创建MySQL容器========"
+	create_mysql
+	echo "========正在配置MySQL数据库======="
+	config_databases
+	echo "========正在导入数据库配置========"
+	config_mysql
+	echo "=================================="
+	echo -e "\033[40;36m success \033[0m"
+	echo "=================================="
+}
+main $@
+AAA
+
+exit 2