Docker vs Podman
容器化领域的行业标准Docker与无守护进程架构的Podman正面对比。在安全性、企业合规性和日常使用方面,哪个更胜一筹?
声明式基础设施管理(HCL)
用编程语言编写 IaC
| 分类 | Terraform | Pulumi |
|---|---|---|
| 性能 | 8/10 | 8/10 |
| 学习难易度 | 7/10 | 8/10 |
| 生态系统 | 10/10 | 7/10 |
| 社区 | 10/10 | 7/10 |
| 就业市场 | 9/10 | 6/10 |
| 面向未来 | 7/10 | 9/10 |
# Terraform — AWS VPC + EC2 instance
terraform {
required_providers {
aws = { source = "hashicorp/aws", version = "~> 5.0" }
}
backend "s3" {
bucket = "tfstate-bucket"
key = "prod/terraform.tfstate"
region = "eu-west-1"
}
}
resource "aws_vpc" "main" {
cidr_block = "10.0.0.0/16"
enable_dns_hostnames = true
tags = { Name = "production-vpc" }
}
resource "aws_instance" "web" {
ami = "ami-0c55b159cbfafe1f0"
instance_type = "t3.micro"
vpc_security_group_ids = [aws_security_group.web.id]
tags = { Name = "web-server" }
}// Pulumi — AWS VPC + EC2 (TypeScript)
import * as aws from "@pulumi/aws";
const vpc = new aws.ec2.Vpc("main", {
cidrBlock: "10.0.0.0/16",
enableDnsHostnames: true,
tags: { Name: "production-vpc" }
});
const sg = new aws.ec2.SecurityGroup("web-sg", {
vpcId: vpc.id,
ingress: [{ protocol: "tcp", fromPort: 80, toPort: 80, cidrBlocks: ["0.0.0.0/0"] }],
egress: [{ protocol: "-1", fromPort: 0, toPort: 0, cidrBlocks: ["0.0.0.0/0"] }]
});
const server = new aws.ec2.Instance("web", {
ami: "ami-0c55b159cbfafe1f0",
instanceType: "t3.micro",
vpcSecurityGroupIds: [sg.id],
tags: { Name: "web-server" }
});
export const publicIp = server.publicIp;凭借广泛的生态系统与成熟度,Terraform 依然是 IaC 领域的首选。而 Pulumi 凭借真正的编程语言能力,为软件工程团队提供了更自然的开发体验。Terraform 的许可协议变更让 OpenTofu 获得更多支持力量;从长远来看,Pulumi 有望获得更多的采用势头。
获取免费咨询可以,Pulumi 提供 terraform convert 命令,能自动将 Terraform 的 HCL 代码转换为你偏好的编程语言。不过对于大型代码库,仍需人工审查并调整转换结果。