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98 lines
3.2 KiB
HCL
98 lines
3.2 KiB
HCL
# Static IPv4 address for the TCP Proxy Load Balancer
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resource "google_compute_global_address" "ingress-ipv4" {
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name = "${var.cluster_name}-ingress-ip"
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ip_version = "IPV4"
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}
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# Forward IPv4 TCP traffic to the HTTP proxy load balancer
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# Google Cloud does not allow TCP proxies for port 80. Must use HTTP proxy.
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resource "google_compute_global_forwarding_rule" "ingress-http" {
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name = "${var.cluster_name}-ingress-http"
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ip_address = "${google_compute_global_address.ingress-ipv4.address}"
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ip_protocol = "TCP"
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port_range = "80"
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target = "${google_compute_target_http_proxy.ingress-http.self_link}"
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}
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# Forward IPv4 TCP traffic to the TCP proxy load balancer
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resource "google_compute_global_forwarding_rule" "ingress-https" {
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name = "${var.cluster_name}-ingress-https"
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ip_address = "${google_compute_global_address.ingress-ipv4.address}"
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ip_protocol = "TCP"
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port_range = "443"
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target = "${google_compute_target_tcp_proxy.ingress-https.self_link}"
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}
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# HTTP proxy load balancer for ingress controllers
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resource "google_compute_target_http_proxy" "ingress-http" {
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name = "${var.cluster_name}-ingress-http"
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description = "Distribute HTTP load across ${var.cluster_name} workers"
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url_map = "${google_compute_url_map.ingress-http.self_link}"
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}
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# TCP proxy load balancer for ingress controllers
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resource "google_compute_target_tcp_proxy" "ingress-https" {
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name = "${var.cluster_name}-ingress-https"
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description = "Distribute HTTPS load across ${var.cluster_name} workers"
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backend_service = "${google_compute_backend_service.ingress-https.self_link}"
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}
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# HTTP URL Map (required)
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resource "google_compute_url_map" "ingress-http" {
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name = "${var.cluster_name}-ingress-http"
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# Do not add host/path rules for applications here. Use Ingress resources.
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default_service = "${google_compute_backend_service.ingress-http.self_link}"
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}
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# Backend service backed by managed instance group of workers
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resource "google_compute_backend_service" "ingress-http" {
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name = "${var.cluster_name}-ingress-http"
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description = "${var.cluster_name} ingress service"
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protocol = "HTTP"
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port_name = "http"
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session_affinity = "NONE"
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timeout_sec = "60"
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backend {
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group = "${module.workers.instance_group}"
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}
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health_checks = ["${google_compute_health_check.ingress.self_link}"]
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}
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# Backend service backed by managed instance group of workers
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resource "google_compute_backend_service" "ingress-https" {
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name = "${var.cluster_name}-ingress-https"
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description = "${var.cluster_name} ingress service"
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protocol = "TCP"
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port_name = "https"
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session_affinity = "NONE"
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timeout_sec = "60"
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backend {
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group = "${module.workers.instance_group}"
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}
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health_checks = ["${google_compute_health_check.ingress.self_link}"]
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}
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# Ingress HTTP Health Check
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resource "google_compute_health_check" "ingress" {
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name = "${var.cluster_name}-ingress-health"
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description = "Health check for Ingress controller"
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timeout_sec = 5
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check_interval_sec = 5
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healthy_threshold = 2
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unhealthy_threshold = 4
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http_health_check {
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port = 10254
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request_path = "/healthz"
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}
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}
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