(10) LoadBalancer 구성

ALB 구성 테스트

 

간단하게 테스트를 하기 위해 rocky 8 에 nginx를 설치하였다.

 

 

코드 수정 예정 (임시)

alb.tf

module "nginx_alb" {

   source         = "./modules/alb"

   instance_name  = module.jenkins_instance.google_compute_instance_id

}

 

모듈

1) main.tf

resource "google_compute_backend_service" "backend_service" {

  name                    = "nginx-backend"

  health_checks           = [google_compute_health_check.http_health_check.self_link]

  enable_cdn              = false

  protocol                = "HTTP"

  timeout_sec             = 10

  port_name               = "http"

  project        = "pjt-an3-dev-vm-2"

  backend {

    group = google_compute_instance_group.instance_group.self_link

  }  

}

resource "google_compute_instance_group" "instance_group" {

  name        = "ig-nginx"

  description = "ig-nginx"

  zone        = "asia-northeast3-a"

  project        = "pjt-an3-dev-vm-2"

  instances = [

    var.instance_name

  ]

  #size        = 1

  named_port {

    name = "http"

    port = 80

  }

}

resource "google_compute_health_check" "http_health_check" {

  name               = "nginx-health"

  project        = "pjt-an3-dev-vm-2"

  check_interval_sec = 5

  timeout_sec        = 5

  http_health_check {

    request_path = "/"

  }

}

resource "google_compute_url_map" "url_map" {

  name            = "nginx-url-map"

  default_service = google_compute_backend_service.backend_service.self_link

  project        = "pjt-an3-dev-vm-2"

}

resource "google_compute_target_http_proxy" "http_proxy" {

  name    = "nginx-target-http-proxy"

  project        = "pjt-an3-dev-vm-2"

  url_map = google_compute_url_map.url_map.self_link

}

resource "google_compute_global_forwarding_rule" "forwarding_rule" {

  name                  = "nginx-forwarding-rule"

  target                = google_compute_target_http_proxy.http_proxy.self_link

  port_range            = "80"

  load_balancing_scheme = "EXTERNAL"

  project        = "pjt-an3-dev-vm-2"

}

 

2) variables.tf

variable "instance_name" {

  description = "인스턴스 이름"

  type        = string

}

 

 

GCP 콘솔 확인

 

ALB IP로 nginx 접속 확인