##### 安装

```bash
# 使用yum部署consul
yum install -y yum-utils
yum-config-manager --add-repo https://rpm.releases.hashicorp.com/RHEL/hashicorp.repo
yum -y install consul
# 或者直接下RPM包安装
wget https://rpm.releases.hashicorp.com/RHEL/7/x86_64/stable/consul-1.12.2-1.x86_64.rpm
rpm -ivh ./consul-1.12.2-1.x86_64.rpm
```

##### 配置

```bash
vi /etc/consul.d/consul.hcl
advertise_addr = "192.168.x.x" #可以先不加这行，如果启动有问题再加上，一般有多网卡需要配置这行，填写你的网卡IP
data_dir = "/opt/consul"
client_addr = "0.0.0.0"
ui_config{
  enabled = true
}
server = true
bootstrap = true
acl = {
  enabled = true
  default_policy = "deny"
  enable_token_persistence = true
}
```

##### 启动与鉴权配置

```bash
chown -R consul:consul /opt/consul  #注意下数据目录的权限。
systemctl enable consul.service
systemctl start consul.service
# 获取登录密码
consul acl bootstrap

# 记录 SecretID，即为Consul登录的Token
```