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##### 安装
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```bash
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# 使用yum部署consul
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yum install -y yum-utils
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yum-config-manager --add-repo https://rpm.releases.hashicorp.com/RHEL/hashicorp.repo
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yum -y install consul
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# 或者直接下RPM包安装
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wget https://rpm.releases.hashicorp.com/RHEL/7/x86_64/stable/consul-1.12.2-1.x86_64.rpm
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rpm -ivh ./consul-1.12.2-1.x86_64.rpm
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```
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##### 配置
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```bash
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vi /etc/consul.d/consul.hcl
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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
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data_dir = "/opt/consul"
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client_addr = "0.0.0.0"
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ui_config{
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enabled = true
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}
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server = true
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bootstrap = true
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acl = {
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enabled = true
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default_policy = "deny"
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enable_token_persistence = true
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}
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```
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##### 启动与鉴权配置
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```bash
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chown -R consul:consul /opt/consul #注意下数据目录的权限。
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systemctl enable consul.service
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systemctl start consul.service
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# 获取登录密码
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consul acl bootstrap
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# 记录 SecretID，即为Consul登录的Token
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```
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