dotfiles/meta/linode/main.tf

terraform {
  required_providers {
    kubernetes = {
      source = "hashicorp/kubernetes"
    }
    helm = {
      source = "hashicorp/helm"
    }
  }
}

provider "helm" {
  kubernetes {
    config_path = ".kube/config"
  }
}

provider "kubernetes" {
  config_path = ".kube/config"
}

resource "kubernetes_namespace" "cert_manager" {
  metadata {
    name = "cert-manager"
  }
}

resource "helm_release" "cert_manager" {
  name       = "cert-manager"
  repository = "https://charts.jetstack.io"
  chart      = "cert-manager"
  version    = "1.6.1"
  namespace  = kubernetes_namespace.cert_manager.metadata[0].name

  set {
    name  = "installCRDs"
    value = "true"
  }
}

resource "kubernetes_manifest" "letsencrypt_staging" {
  manifest = {
    apiVersion = "cert-manager.io/v1"
    kind       = "ClusterIssuer"
    metadata = {
      name = "letsencrypt-staging"
    }
    spec = {
      acme = {
        server = "https://acme-staging-v02.api.letsencrypt.org/directory"
        email  = var.letsencrypt_email
        privateKeySecretRef = {
          name = "letsencrypt-staging"
        }
        solvers = [
          {
            selector = {}
            http01 = {
              ingress = {
                class = "nginx"
              }
            }
          }
        ]
      }
    }
  }
}

resource "kubernetes_manifest" "letsencrypt_prod" {
  manifest = {
    apiVersion = "cert-manager.io/v1"
    kind       = "ClusterIssuer"
    metadata = {
      name = "letsencrypt-prod"
    }
    spec = {
      acme = {
        server = "https://acme-v02.api.letsencrypt.org/directory"
        email  = var.letsencrypt_email
        privateKeySecretRef = {
          name = "letsencrypt-prod"
        }
        solvers = [
          {
            selector = {}
            http01 = {
              ingress = {
                class = "nginx"
              }
            }
          }
        ]
      }
    }
  }
}

resource "helm_release" "ingress_nginx" {
  name       = "ingress-nginx"
  repository = "https://kubernetes.github.io/ingress-nginx"
  chart      = "ingress-nginx"
  version    = "4.0.13"
}