# 创建 ash2e 实例配置
resource "oci_core_instance" "ash2e" {
  provider = oci.us
  
  # 基本配置
  compartment_id      = data.consul_keys.oracle_config_us.var.tenancy_ocid
  availability_domain = "TZXJ:US-ASHBURN-AD-1"
  shape              = "VM.Standard.E2.1.Micro"
  display_name       = "ash2e"
  
  # 使用 Ubuntu 24.04 LTS
  source_details {
    source_type = "image"
    source_id   = "ocid1.image.oc1.iad.aaaaaaaahmozwney6aptbe6dgdh3iledjxr2v6q74fjpatgnwiekedftmm2q"  # Ubuntu 24.04 LTS
    
    boot_volume_size_in_gbs = 50
    boot_volume_vpus_per_gb = 10
  }
  
  # 网络配置 - 启用 IPv6，自动分配
  create_vnic_details {
    assign_public_ip = true
    assign_ipv6ip     = true  # 启用 IPv6，让 Oracle 自动分配
    hostname_label   = "ash2e"
    subnet_id        = "ocid1.subnet.oc1.iad.aaaaaaaapkx25eckkl3dps67o35iprz2gkqjd5bo3rc4rxf4si5hyj2ocara"  # 使用 ash1d 的子网
  }
  
  # SSH 密钥 - 使用本机的公钥
  metadata = {
    ssh_authorized_keys = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMSUUfma8FKEFvH8Nq65XM2PZ9kitfgv1q727cKV9y5Z houzhongxu@seekkey.tech"
    user_data = base64encode(<<-EOF
#!/bin/bash
# 创建 ben 用户
useradd -m -s /bin/bash ben
usermod -aG sudo ben

# 为 ben 用户添加 SSH 密钥
mkdir -p /home/ben/.ssh
echo "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMSUUfma8FKEFvH8Nq65XM2PZ9kitfgv1q727cKV9y5Z houzhongxu@seekkey.tech" >> /home/ben/.ssh/authorized_keys
chown -R ben:ben /home/ben/.ssh
chmod 700 /home/ben/.ssh
chmod 600 /home/ben/.ssh/authorized_keys

# 更新系统
apt update && apt upgrade -y

# 安装常用工具
apt install -y curl wget git vim htop

# 配置主机名
hostnamectl set-hostname ash2e

# 重启网络服务以获取 IPv6
systemctl restart networking
EOF
    )
  }
  
  # 临时禁用保护以便重新创建
  lifecycle {
    prevent_destroy = false
    ignore_changes = [
      source_details,
      metadata,
      create_vnic_details,
      time_created
    ]
  }
}

# 获取子网信息
data "oci_core_subnets" "us_subnets" {
  provider = oci.us
  compartment_id = data.consul_keys.oracle_config_us.var.tenancy_ocid
  vcn_id = data.oci_core_vcns.us_vcns.virtual_networks[0].id
}

# 获取 VCN 信息
data "oci_core_vcns" "us_vcns" {
  provider = oci.us
  compartment_id = data.consul_keys.oracle_config_us.var.tenancy_ocid
}

output "ash2e_instance_info" {
  value = {
    id = oci_core_instance.ash2e.id
    public_ip = oci_core_instance.ash2e.public_ip
    private_ip = oci_core_instance.ash2e.private_ip
    state = oci_core_instance.ash2e.state
    display_name = oci_core_instance.ash2e.display_name
  }
}

output "us_subnets_info" {
  value = {
    subnets = [
      for subnet in data.oci_core_subnets.us_subnets.subnets : {
        id = subnet.id
        display_name = subnet.display_name
        cidr_block = subnet.cidr_block
        availability_domain = subnet.availability_domain
      }
    ]
  }
}