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Commit 9409efef authored by Dr Abraham Martin's avatar Dr Abraham Martin
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Merge branch 'v4-min-ports-per-vm' into 'v4'

Added Cloud NAT "min ports per VM" config

See merge request !35
parents deffb168 9494e150
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......@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [4.0.1] - 2021-07-15
### Changed
- Surface Cloud NAT variable for minimum number of SNAT tuples, supporting a larger
number of outbound connections if required.
## [4.0.0] - 2021-06-29
### Changed
- Add the requirement for an explicit image_name to deploy, which breaks previous
......@@ -50,6 +50,7 @@ resource "google_compute_router_nat" "static-ip-nat" {
nat_ips = [google_compute_address.static-ip[0].self_link]
nat_ip_allocate_option = "MANUAL_ONLY"
region = var.cloud_run_region
min_ports_per_vm = var.min_ports_per_vm
source_subnetwork_ip_ranges_to_nat = "LIST_OF_SUBNETWORKS"
subnetwork {
......@@ -209,6 +209,16 @@ variable "static_egress_ip_cidr_range" {
description = "The cidr range used to create a subnet that this cloud run will use if assigned a static ip"
variable "min_ports_per_vm" {
default = 64
type = number
description = <<-EOL
When using Cloud NAT to provide an egress route, Cloud NAT's minimum ports per VM
can be configured to determine how many concurrent connections can be established
to the same destination IP address and port.
variable "secrets_volume" {
type = list(object({
name = string # name of the file that is going to be mounted
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