地形Template_File撕裂不起作用



我是 Terraform 的新手,正在学习 AWS template_file。我刚刚用template_file构建了如下代码,但是在启动EC2实例后,我发现template_file中的脚本未执行 - 未安装tcpdump和httpd,并且未进行主机名和名称服务器配置。有人可以指出我在这里做错了什么吗?

  1. template_file: user_data.sh.tpl:

    #!/usr/bin/bash
    sudo yum install -y tcpdump
    sudo yum update -y
    sudo yum install -y httpd24 php56 php56-mysqlnd
    sudo service httpd start
    sudo hostname www.xyz.com
    echo "${nameserver}" >> /etc/resolv.conf
    
  2. 模块目录下 application.tf 文件中的资源和数据:

    data "template_file" "user_data" {
    template = "${file("/Users/user1/Documents/Terraform/Code/started/modules/application/user_data.sh.tpl")}"
    vars {
    nameserver = "${var.external_nameserver}"
    }
    }
    resource "aws_instance" "app-server" {
    ami                    = "ami-b2b55cd5"
    key_name               = "privatekey"
    instance_type          = "${lookup(var.instance_type, var.environment)}"
    subnet_id              = "${var.subnet_id}"
    vpc_security_group_ids = ["${distinct(concat(var.extra_sgs, aws_security_group.allow_http.*.id))}"]
    user_data              = "${data.template_file.user_data.rendered}"
    tags {
    Name = "${var.name}"
    }
    }
    

而不是template_file

user_data = "${data.template_file.user_data.rendered}"

我使用了与此类似的templatefile函数(文件名为.tftpl而不是.tpl

templatefile("${path.module}/user_data.tftpl", {
nameserver = "${var.external_nameserver}"
})

然后清理并删除

data "template_file" "user_data" {
template = "${file("/Users/user1/Documents/Terraform/Code/started/modules/application/user_data.sh.tpl")}"
vars = {
nameserver = "${var.external_nameserver}"
}
}

https://github.com/hashicorp/terraform-provider-template/issues/85 https://www.terraform.io/language/functions/templatefile

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