启动neo4j

1、shell脚本自动化部署neo4j
#!/bin/bash
host_name=(
wyl01
wyl02
wyl03
)

host_ip=(
10.10.252.151
10.10.252.112
10.10.252.127
)

#neo4j部分信息
NEO4J_VERSION='neo4j-community-3.1.4' #neo4j的版本，注意这里不.tar.gz
NEO4J_INSTALL_PATH='/opt' #noe4j的安装路径

#1 步骤输出 紫色
#2 正确输出 绿色
#3 错误输出 红色
#4 提示输出 蓝色
#5 警告输出 黄色
#根据不同的颜色打印出提示信息
function echo_fun(){
if [ $# -ge 2 ];then
params_num=$1
shift 1
params_mes=$@
else
echo_fun 3 请至少输入两个参数 echo_fun ..
exit
fi
case $params_num in
1)
echo -e "\n\033[35;40;1m ****************************** ${params_mes} ******************************\033[0m\r\n"
;;
2)
echo -e "\033[32;40;1m ${params_mes}\033[0m\r\n"
;;
3)
echo -e "\n\033[31;40;1m ${params_mes}\033[0m\r\n"
;;
4)
echo -e "\033[36;40;1m ${params_mes}\033[0m\r\n"
;;
5)
echo -e "\033[33;40;1m ${params_mes} \033[0m\r\n"
;;
*)
echo_fun 3 参数异常第一个参数应为1,2,3,4,5
;;
esac
}

function check_ok(){
if [ $? -ne 0 ];then
echo_fun 3 执行失败,请查看日志
exit 1
fi
}

function adduser(){
useradd -d /home/$1 $1
expect -c"
spawn passwd $1
expect {
\"*yes/no*\" {send \"yes\r\";exp_continue}
\"*New password:*\" {send \"$2\r\";exp_continue}
\"*Retype new password:*\" {send \"$2\r\";exp_continue}
}"
}

function check_exist_user(){
num_user=`cat /etc/passwd|grep -w $1|wc -l`
if [ ${num_user} -eq 1 ];then
echo_fun 2 该机器已经创建了$1用户,无需再创建,继续下一步
num_user=`echo 1`
else
echo_fun 4 创建$1用户
num_user=`echo 0`
fi
}

function check_catalog_exist(){
test -d $1 && echo_fun 5 $1的安装目录已经存在,请检查 && exit
}

#检查环境变量---单台
function check_etc_profile(){
echo_fun 4 配置环境变量
#检查环境变量中是否已经配置了
path_num=`cat /etc/profile |grep -w $1 |wc -l `
if [ ${path_num} -ge 1 ];then
echo_fun 5 该机器环境变量中已经配置,请检查准确性
#回滚，删除之前的软连接和安装包
rm -rf $1
rm -rf $2
exit
fi
}

#解压neo4j的二进制包，并设置软连接，和改变其属组属性。
function extract_neo4j(){
cd $SOFTWARE_PATH
echo_fun 4 解压neo4j二进制包,并创建软连接
tar -xf ${NEO4J_VERSION}-unix.tar.gz -C ${NEO4J_INSTALL_PATH}
check_ok
ln -s ${NEO4J_INSTALL_PATH}/${NEO4J_VERSION} ${NEO4J_INSTALL_PATH}/neo4j

cd ${NEO4J_INSTALL_PATH}
chown -R $1:$1 ${NEO4J_INSTALL_PATH}/neo4j*
sleep 1s
}

function alter_neo4j_config(){

echo_fun 4 修改neo4j配置文件内容
sleep 1s
cd /${NEO4J_INSTALL_PATH}/neo4j/conf/
sed -i '/#dbms.directories.data/s/^#//' neo4j.conf
sed -i '/#dbms.directories.plugins/s/^#//' neo4j.conf
sed -i '/#dbms.directories.certificates/s/^#//' neo4j.conf
sed -i '/#dbms.directories.logs/s/^#//' neo4j.conf
sed -i '/#dbms.directories.lib/s/^#//' neo4j.conf
sed -i '/#dbms.directories.run/s/^#//' neo4j.conf
sed -i '/#dbms.connectors.default_listen_address/s/^#//' neo4j.conf
sed -i '/#dbms.connector.bolt.tls_leve/s/^#//' neo4j.conf
sed -i 's/#dbms.connector.bolt.listen_address=:7687/dbms.connector.bolt.listen_address='"${host_ip[0]}"':7687/g' neo4j.conf
sed -i 's/#dbms.connector.http.listen_address=:7474/dbms.connector.http.listen_address='"${host_ip[0]}"':7474/g' neo4j.conf
sed -i 's/#dbms.connector.https.listen_address=:7473/dbms.connector.https.listen_address='"${host_ip[0]}"':7473/g' neo4j.conf
sed -i '/#dbms.security.allow_csv_import_from_file_urls=true/s/^#//' neo4j.conf
sed -i '/#dbms.shell.enabled/s/^#//' neo4j.conf
sed -i 's/#dbms.shell.host=127.0.0.1/dbms.shell.host='"${host_ip[0]}"'/g' neo4j.conf
sed -i '/#dbms.shell.port=1337/s/^#//' neo4j.conf
}

function start_neo4j(){
echo_fun 4 启动neo4j进程
su - ${NEO4J_USER} <<EOF
cd /opt/neo4j
nohup ./bin/neo4j start >/home/${NEO4J_USER}/neo4j.log 2>&1
EOF
}

function step_fun_4(){

echo_fun 4 检查neo4j安装目录是否存在
check_catalog_exist ${NEO4J_INSTALL_PATH}/${NEO4J_VERSION}

echo_fun 5 请输入neo4j的属组用户
read -p "neo4j_user=" neo4j_user

check_exist_user ${neo4j_user}

if [ $num_user -eq 0 ]; then
echo_fun 4 给neo4j用户输入密码
read -p "neo4j_password=" neo4j_passwd
adduser ${neo4j_user} ${neo4j_passwd}
fi

#解压，设置软连接
extract_neo4j ${neo4j_user}
#修改配置文件
alter_neo4j_config

#检查环境变量
echo_fun 4 检查环境变量
check_etc_profile ${NEO4J_INSTALL_PATH}/neo4j ${NEO4J_INSTALL_PATH}/${NEO4J_VERSION}

#配置环境变量
if [ ${path_num} -lt 1 ];then
echo -e '\nexport NEO4J_HOME='${NEO4J_INSTALL_PATH}'/neo4j\nexport PATH=${NEO4J_HOME}/bin:$PATH'>> /etc/profile
source /etc/profile
fi

#启动neo4j
start_neo4j

neo4j_pid_num=`ps -ef |grep neo4j|grep -v grep|wc -l`

if [ ${neo4j_pid_num} -eq 1 ];then
echo_fun 2 neo4j has started....
echo_fun 2 在浏览器输入${host_ip[0]}:7474
else
echo_fun 3 启动失败,请查看错误日志信息/home/${NEO4J_USER}/neo4j.log
fi

}

step_fun_4

执行结果如下：