158 lines
4.5 KiB
HCL
158 lines
4.5 KiB
HCL
# Nomad 多数据中心集群模块
|
||
# 支持跨地域部署：CN(dc1) + KR(dc2) + US(dc3)
|
||
|
||
terraform {
|
||
required_providers {
|
||
oci = {
|
||
source = "oracle/oci"
|
||
version = "~> 7.20"
|
||
}
|
||
aws = {
|
||
source = "hashicorp/aws"
|
||
version = "~> 5.0"
|
||
}
|
||
}
|
||
}
|
||
|
||
# 本地变量
|
||
locals {
|
||
nomad_version = "1.10.5"
|
||
|
||
# 通用 Nomad 配置
|
||
nomad_encrypt_key = "NVOMDvXblgWfhtzFzOUIHnKEOrbXOkPrkIPbRGGf1YQ="
|
||
|
||
# 数据中心配置
|
||
datacenters = {
|
||
dc1 = {
|
||
name = "dc1"
|
||
region = "cn"
|
||
location = "China"
|
||
provider = "existing" # 现有的 semaphore 节点
|
||
}
|
||
dc2 = {
|
||
name = "dc2"
|
||
region = "kr"
|
||
location = "Korea"
|
||
provider = "oracle"
|
||
}
|
||
dc3 = {
|
||
name = "dc3"
|
||
region = "us"
|
||
location = "US"
|
||
provider = "aws" # 暂时使用AWS替代华为云
|
||
}
|
||
}
|
||
|
||
# 用户数据模板
|
||
user_data_template = templatefile("${path.module}/templates/nomad-userdata.sh", {
|
||
nomad_version = local.nomad_version
|
||
nomad_encrypt_key = local.nomad_encrypt_key
|
||
VERSION_ID = "20.04" # Ubuntu 20.04
|
||
NOMAD_VERSION = local.nomad_version
|
||
NOMAD_ZIP = "nomad_${local.nomad_version}_linux_amd64.zip"
|
||
NOMAD_URL = "https://releases.hashicorp.com/nomad/${local.nomad_version}/nomad_${local.nomad_version}_linux_amd64.zip"
|
||
NOMAD_SHA256_URL = "https://releases.hashicorp.com/nomad/${local.nomad_version}/nomad_${local.nomad_version}_SHA256SUMS"
|
||
bind_addr = "auto"
|
||
nomad_servers = "\"127.0.0.1\""
|
||
})
|
||
}
|
||
|
||
# 数据源：获取现有的 semaphore 节点信息
|
||
data "external" "semaphore_info" {
|
||
program = ["bash", "-c", <<-EOF
|
||
echo '{
|
||
"ip": "100.116.158.95",
|
||
"datacenter": "dc1",
|
||
"status": "existing"
|
||
}'
|
||
EOF
|
||
]
|
||
}
|
||
|
||
# Oracle Cloud 韩国节点 (dc2)
|
||
resource "oci_core_instance" "nomad_kr_node" {
|
||
count = var.deploy_korea_node ? 1 : 0
|
||
|
||
# 基础配置
|
||
compartment_id = var.oracle_config.compartment_ocid
|
||
display_name = "nomad-master-kr"
|
||
availability_domain = var.oracle_availability_domain
|
||
shape = "VM.Standard.E2.1.Micro" # 免费层
|
||
|
||
# 源配置
|
||
source_details {
|
||
source_type = "image"
|
||
source_id = var.oracle_ubuntu_image_id
|
||
}
|
||
|
||
# 网络配置
|
||
create_vnic_details {
|
||
subnet_id = var.oracle_subnet_id
|
||
display_name = "nomad-kr-vnic"
|
||
assign_public_ip = true
|
||
}
|
||
|
||
# 元数据
|
||
metadata = {
|
||
ssh_authorized_keys = var.ssh_public_key
|
||
user_data = base64encode(templatefile("${path.module}/templates/nomad-userdata.sh", {
|
||
datacenter = "dc2"
|
||
nomad_version = local.nomad_version
|
||
nomad_encrypt_key = local.nomad_encrypt_key
|
||
bootstrap_expect = 1
|
||
bind_addr = "auto"
|
||
server_enabled = true
|
||
client_enabled = true
|
||
VERSION_ID = "20.04" # Ubuntu 20.04
|
||
NOMAD_VERSION = local.nomad_version
|
||
NOMAD_ZIP = "nomad_${local.nomad_version}_linux_amd64.zip"
|
||
NOMAD_URL = "https://releases.hashicorp.com/nomad/${local.nomad_version}/nomad_${local.nomad_version}_linux_amd64.zip"
|
||
NOMAD_SHA256_URL = "https://releases.hashicorp.com/nomad/${local.nomad_version}/nomad_${local.nomad_version}_SHA256SUMS"
|
||
nomad_servers = "\"127.0.0.1\""
|
||
}))
|
||
}
|
||
|
||
# 标签
|
||
defined_tags = merge(var.common_tags, {
|
||
"Name" = "nomad-master-kr"
|
||
"Datacenter" = "dc2"
|
||
"Role" = "nomad-server"
|
||
"Provider" = "oracle"
|
||
})
|
||
}
|
||
|
||
# 华为云美国节点 (dc3) - 暂时禁用
|
||
# resource "huaweicloud_compute_instance_v2" "nomad_us_node" {
|
||
# count = var.deploy_us_node ? 1 : 0
|
||
#
|
||
# name = "nomad-ash3c-us"
|
||
# image_id = var.huawei_ubuntu_image_id
|
||
# flavor_id = "s6.small.1" # 1vCPU 1GB
|
||
#
|
||
# # 网络配置
|
||
# network {
|
||
# uuid = var.huawei_subnet_id
|
||
# }
|
||
#
|
||
# # 元数据
|
||
# metadata = {
|
||
# ssh_authorized_keys = var.ssh_public_key
|
||
# user_data = base64encode(templatefile("${path.module}/templates/nomad-userdata.sh", {
|
||
# datacenter = "dc3"
|
||
# nomad_version = local.nomad_version
|
||
# nomad_encrypt_key = local.nomad_encrypt_key
|
||
# bootstrap_expect = 1
|
||
# bind_addr = "auto"
|
||
# server_enabled = true
|
||
# client_enabled = true
|
||
# }))
|
||
# }
|
||
#
|
||
# # 标签
|
||
# tags = merge(var.common_tags, {
|
||
# Name = "nomad-ash3c-us"
|
||
# Datacenter = "dc3"
|
||
# Role = "nomad-server"
|
||
# Provider = "huawei"
|
||
# })
|
||
# } |