cat <<EOF | sudo tee /etc/yum.repos.d/influxdb.repo
[influxdb]
name = InfluxDB Repository - RHEL \$releasever
baseurl = https://repos.influxdata.com/rhel/\$releasever/\$basearch/stable
enabled = 1
gpgcheck = 1
gpgkey = https://repos.influxdata.com/influxdb.key
EOF

yum install influxdb -y

# 目录创建
mkdir /home/influxdb/{meta,data,wal}

# meta，存放数据库元数据；
# data，存放最终存储的数据，文件以.tsm结尾；
# wal，存放预写日志文件；

# 赋权
chown -R influxdb:influxdb /home/influxdb

# 运行influxdb
systemctl start influxdb
systemctl enable influxdb

# 创建数据库用户和密码
influx -host ‘localhost‘ -port ‘8086‘
Connected to http://localhost:8086 version 1.8.9
InfluxDB shell version: 1.8.9
> CREATE USER "test_user" WITH PASSWORD ‘test_password‘ WITH ALL PRIVILEGES
> exit

# 启用认证
# [http]
# ...
auth-enabled = true
# 重启influxdb服务
systemctl restart influxdb