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40 changes: 40 additions & 0 deletions
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terraform-modules/aws/helm/cert-manager-issuers/dns01-cluster-issuer.tpl.yaml
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| # doc: https://cert-manager.io/docs/configuration/acme/dns01/route53/ | ||
| --- | ||
| apiVersion: cert-manager.io/v1 | ||
| kind: ClusterIssuer | ||
| metadata: | ||
| name: letsencrypt-prod-dns01 | ||
| spec: | ||
| acme: | ||
| server: ${letsEncryptServer} | ||
| email: ${emailAddress} | ||
| privateKeySecretRef: | ||
| name: dns01-issuer-account-key | ||
| solvers: | ||
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| # example: cross-account zone management for example.com | ||
| # this solver uses ambient credentials (i.e. inferred from the environment or EC2 Metadata Service) | ||
| # to assume a role in a different account | ||
| - selector: | ||
| dnsZones: | ||
| - "${domainName}" | ||
| dns01: | ||
| route53: | ||
| region: ${awsRegion} | ||
| hostedZoneID: ${dnsZhostedZoneIDone} # optional, see policy above | ||
| # role: "arn:aws:iam::${awsAccountID}:role/${chartName}-${clusterName}" | ||
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| # this solver handles example.org challenges | ||
| # and uses explicit credentials | ||
| # - selector: | ||
| # dnsZones: | ||
| # - "example.org" | ||
| # dns01: | ||
| # route53: | ||
| # region: eu-central-1 | ||
| # accessKeyID: AKIAIOSFODNN7EXAMPLE | ||
| # secretAccessKeySecretRef: | ||
| # name: prod-route53-credentials-secret | ||
| # key: secret-access-key | ||
| # # you can also assume a role with these credentials | ||
| # role: arn:aws:iam::YYYYYYYYYYYY:role/dns-manager |
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terraform-modules/aws/helm/cert-manager-issuers/http01-cluster-issuer.tpl.yaml
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| # doc: https://cert-manager.io/docs/configuration/acme/http01/ | ||
| --- | ||
| apiVersion: cert-manager.io/v1 | ||
| kind: ClusterIssuer | ||
| metadata: | ||
| name: letsencrypt-prod-http01 | ||
| spec: | ||
| acme: | ||
| server: ${letsEncryptServer} | ||
| email: ${emailAddress} | ||
| privateKeySecretRef: | ||
| name: http01-issuer-account-key | ||
| solvers: | ||
| - http01: | ||
| ingress: | ||
| class: ${ingressClass} |
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| locals { | ||
| official_chart_name = "cert-manager" | ||
| } | ||
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| data "aws_caller_identity" "current" {} | ||
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| ############################# | ||
| # cert-manager DNS01 cluster-issuer | ||
| # https://cert-manager.io/docs/configuration/acme/dns01/route53/#creating-an-issuer-or-clusterissuer | ||
| ############################# | ||
| # file templating | ||
| data "template_file" "dns01_cluster_issuer_yaml" { | ||
| template = file("${path.module}/dns01-cluster-issuer.tpl.yaml") | ||
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| vars = { | ||
| awsRegion = var.aws_region | ||
| letsEncryptServer = var.lets_encrypt_server | ||
| emailAddress = var.lets_encrypt_email | ||
| dnsZhostedZoneIDone = var.route53_hosted_zones | ||
| domainName = var.domain_name | ||
| awsAccountID = data.aws_caller_identity.current.account_id | ||
| clusterName = var.cluster_name | ||
| chartName = local.official_chart_name | ||
| } | ||
| } | ||
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| resource "kubernetes_manifest" "dns01_cluster_issuer" { | ||
| count = var.enable_dns01_cluster_issuer | ||
| manifest = yamldecode(data.template_file.dns01_cluster_issuer_yaml.rendered) | ||
| } | ||
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| ############################# | ||
| # cert-manager HTTP01 cluster-issuer | ||
| # https://cert-manager.io/docs/configuration/acme/http01/#configuring-the-http01-ingress-solver | ||
| ############################# | ||
| # file templating | ||
| data "template_file" "http01_cluster_issuer_yaml" { | ||
| template = file("${path.module}/http01-cluster-issuer.tpl.yaml") | ||
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| vars = { | ||
| emailAddress = var.lets_encrypt_email | ||
| letsEncryptServer = var.lets_encrypt_server | ||
| ingressClass = var.ingress_class | ||
| } | ||
| } | ||
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| resource "kubernetes_manifest" "http01_cluster_issuer" { | ||
| count = var.enable_http01_cluster_issuer | ||
| manifest = yamldecode(data.template_file.http01_cluster_issuer_yaml.rendered) | ||
| } |
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terraform-modules/aws/helm/cert-manager-issuers/variables.tf
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| variable "aws_region" { | ||
| type = string | ||
| default = "us-east-1" | ||
| description = "AWS region" | ||
| } | ||
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| variable "cluster_name" { | ||
| type = string | ||
| default = "cluster" | ||
| description = "EKS cluster name" | ||
| } | ||
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| variable "route53_hosted_zones" { | ||
| type = string | ||
| default = "*" | ||
| description = "The hosted zone permissions granted to: arn:aws:route53:::hostedzone/<route53_hosted_zones ID" | ||
| } | ||
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| variable "ingress_class" { | ||
| type = string | ||
| default = "nginx-external" | ||
| description = "The ingress class that will be used for the http01 resolver to put the inbound check onto" | ||
| } | ||
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| variable "enable_http01_cluster_issuer" { | ||
| type = number | ||
| default = 1 | ||
| description = "Enable an http01 cluster issuer" | ||
| } | ||
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| variable "enable_dns01_cluster_issuer" { | ||
| type = number | ||
| default = 1 | ||
| description = "Enable an dns01 cluster issuer" | ||
| } | ||
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| variable "lets_encrypt_server" { | ||
| type = string | ||
| default = "https://acme-v02.api.letsencrypt.org/directory" | ||
| description = "The Lets Encrypt validation server to go to. The default is the live one." | ||
| } | ||
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| variable "lets_encrypt_email" { | ||
| type = string | ||
| default = "" | ||
| description = "An email address for cert administration purposes" | ||
| } | ||
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| variable "domain_name" { | ||
| type = string | ||
| default = "example.com" | ||
| description = "The domain name for DNS01 to resolve for" | ||
| } |
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