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feat: Support additional cluster DNS IPs with Bottlerocket based AMIs (#3051)

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* Support adding additional cluster dns ranges to bottlerocket template

* Add example for multiple dns ips

* fmt, and tf docs

* fix: Use a list by default for cluster-dns-ip

---------

Co-authored-by: Bryant Biggs <bryantbiggs@gmail.com>
This commit is contained in:
Ramsey McGrath
2024-05-28 14:40:29 -04:00
committed by GitHub
parent f90f15e91e
commit 541dbb29f1
11 changed files with 30 additions and 10 deletions
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6
modules/_user_data/variables.tf
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@@ -58,6 +58,12 @@ variable "cluster_ip_family" {
default = "ipv4"
}
variable "additional_cluster_dns_ips" {
description = "Additional DNS IP addresses to use for the cluster. Only used when `ami_type` = `BOTTLEROCKET_*`"
type = list(string)
default = []
}
# TODO - remove at next breaking change
variable "cluster_service_ipv4_cidr" {
description = "[Deprecated] The CIDR block to assign Kubernetes service IP addresses from. If you don't specify a block, Kubernetes assigns addresses from either the 10.100.0.0/16 or 172.20.0.0/16 CIDR blocks"