API网关部署

# API网关部署
## mysql
```
#!/bin/bash
check_results1=`rpm -qa | grep "wget"`
if [[ $check_results1 =~ "wget" ]]
then
echo "package wget has already installed. "
else
echo "This is going to install package wget"
yum install wget -y
fi

if [ ! -d /opt/mysql ];then
yum  remove mysql mysql-server >/dev/null 2>&1
mkdir -p /opt/mysql
tar xf mysql-5.7.30-1.el7.x86_64.rpm-bundle.tar -C /opt/mysql
echo -e "mysql.tar is success installed! Next"
rpm -ivh  /opt/mysql/mysql-community-common-5.7.30-1.el7.x86_64.rpm
echo -e "================success-common==========================="

rpm -ivh  /opt/mysql/mysql-community-libs-5.7.30-1.el7.x86_64.rpm
echo -e "================success-libs==========================="

rpm -ivh  /opt/mysql/mysql-community-client-5.7.30-1.el7.x86_64.rpm
echo -e "================success-client==========================="

rpm -ivh  /opt/mysql/mysql-community-server-5.7.30-1.el7.x86_64.rpm
echo -e "================success-server==========================="
sleep 2
if [ $? == 0 ];then
systemctl start  mysqld.service &>/dev/null
echo -e "service mysqld start successfully"
systemctl enable mysqld.service
else
echo -e "service mysqld start failed"
exit 1
fi

else
echo -e "stop ! An error occurre! "
exit 2
fi
ps=`grep password /var/log/mysqld.log  | awk -F: '{print $4}' | head -n1 | cut -d " " -f2`
cat  << EOF >> /etc/my.cnf
[client]
user            = root
password        = $ps
EOF

if [ $? = 0 ];then
mysql --connect-expired-password -e "set global validate_password_length=4;"
mysql --connect-expired-password -e "set global validate_password_policy=0;"
mysql --connect-expired-password -e "alter user 'root'@'localhost' identified by 'Redhat11022...';"

sed -i '/password/d' /etc/my.cnf
sed -i '/user/a\password        = Redhat11022...' /etc/my.cnf
mysql -e "create database nacos_config;"
mysql -e "update mysql.user set host='%' where user = 'root';"
mysql -e "use nacos_config"
echo -e "\033[35m密码修改完成,完成mysql全部安装............\033[0m"
else
"An error occurred，please check！"
exit 3
fi
```
## nacos
```
wget -c https://github.com/alibaba/nacos/releases/download/1.2.1/nacos-server-1.2.1.tar.gz  
if [  -d /opt ];then
tar xf nacos-server-1.2.1.tar.gz -C /opt/
cat  << EOF >> /opt/nacos/conf/application.properties
spring.datasource.platform=mysql
db.num=1
db.url.0=jdbc:mysql://127.0.0.1:3306/nacos_config?characterEncoding=utf8&connectTimeout=1000&socketTimeout=3000&autoReconnect=true
db.user=root
db.password=Redhat11022...
EOF

sed -i sed 'N;4a\use nacos_config' /opt/nacos/conf/nacos-mysql.sql 
mysql  -e "source /opt/nacos/conf/nacos-mysql.sql"
if [ $? -eq 0 ];then
cd /usr/local/nacos/bin && sh startup.sh -m standalone > standfile 2>&1
else
echo -e "stop2"
exit 4
else
echo "stop, please check"
exit 5
fi
```
## rabbitmq
```
check_directory=`rpm -qa | grep "rabbitmq"`
if [[ $check_directory =~ "rabbitmq" ]]
then
echo "package wget has already installed. "
else
echo "This is going to install package rabbitmq"
yum localinstall mysql -y
cd /usr/lib/rabbitmq/lib/rabbitmq_server-3.6.5/sbin && rabbitmq-plugins enable rabbitmq_management
if [ $? -eq 0 ];then
systemctl status rabbitmq-server.service &&  systemctl start rabbitmq-server.service
echo -e "rabbitmq is success start"
else
echo -e "stop!!!!"
exit 5
fi
fi
rabbitmqctl add_user admin admin
rabbitmqctl  set_user_tags admin administrator
rabbitmqctl set_permissions -p / admin ".*" ".*" ".*"
rabbitmqctl list_user_permissions admin
rabbitmqctl delete_user guest
systmectl restart rabbitmq-server.service

test2=`netstat -nultp  | grep  15672 | grep -v grep | wc -l`
if [ $test2 -ne 0 ];then
echo -e "\033[35mrabbitmq15672进程已经启动............\033[0m"

else
echo -e "\033[35m15672端口未启动..请检查是否启动控制台\033[0m"
```

## redis
```shell
tar xf redis-5.0.8.tar.gz -C /opt
cd /opt/redis-5.0.8  && make && make install
#$dir = /opt/redis-5.0.8/redis.conf
sed -i 's/daemonize no/daemonize yes/g'  $dir

/usr/local/bin/redis-server /usr/local/redis-5.0.8/redis.conf
$server = ps -ef | grep redis | grep -v grep | wc -l
if [ $server -le 0 ];then
echo -e "server is installed failed"
else
echo -e "server is  start scuessful"
fi
## 修改redis密码 在redis.conf 中 requirepass abc123456
```
## kafka+zookeeper
```shell
tar -xf zookeeper-3.4.5.tar.gz  -C /opt/
cd /opt/zookeeper-3.4.5/conf
cp zoo_sample.cfg zoo.cfg
cat << EOF >> /opt/zookeeper-3.4.5/conf/zoo.cfg 
export MAVEN_HOME=/opt/zookeeper/zookeeper-3.4.5/
export PATH=$MAVEN_HOME/bin:$PATH
EOF
zkServer.sh start

tar xf kafka_2.10-0.10.2.1.tgz -C /opt
ip=`ifconfig eth0 | grep  inet | grep -v inet6 | awk '{print $2}'`
echo advertised.listeners=PLAINTEXT://$ip:9092 >> /opt/kafka_2.10-0.10.2.1/config/server.properties

./kafka-server-start.sh ../config/server.properties > server.log 2>&1 &
```