Files
kydah-modules/mysql/mysql.tf

97 lines
2.6 KiB
HCL

locals {
app_slug = "${var.instance}${var.component == "" ? "" : "-"}${var.component}"
mysql_labels = merge(var.labels, {
"app.kubernetes.io/component" = "mysql"
})
mysql_host = "${local.app_slug}-mysql.${var.namespace}.svc"
mysql_username = data.kubernetes_secret_v1.mysql_secret.data["rootUser"]
mysql_password = data.kubernetes_secret_v1.mysql_secret.data["rootPassword"]
}
resource "kubectl_manifest" "mysql_secret" {
yaml_body = <<-EOF
apiVersion: "secretgenerator.mittwald.de/v1alpha1"
kind: "StringSecret"
metadata:
name: "${local.app_slug}-mysql"
namespace: "${var.namespace}"
labels: ${jsonencode(local.mysql_labels)}
spec:
forceRegenerate: false
data:
rootUser: "root-${var.instance}"
rootHost: "%"
username: "${var.instance}"
userHost: "%"
fields:
- fieldName: "rootPassword"
length: "32"
- fieldName: "password"
length: "32"
EOF
}
data "kubernetes_secret_v1" "mysql_secret" {
depends_on = [kubectl_manifest.mysql_secret]
metadata {
name = "${local.app_slug}-mysql"
namespace = var.namespace
labels = local.mysql_labels
}
}
resource "kubectl_manifest" "mysql" {
yaml_body = <<-EOF
apiVersion: mysql.oracle.com/v2
kind: InnoDBCluster
metadata:
name: "${local.app_slug}-mysql"
namespace: "${var.namespace}"
labels: ${jsonencode(local.mysql_labels)}
spec:
secretName: ${data.kubernetes_secret_v1.mysql_secret.metadata[0].name}
tlsUseSelfSigned: true
instances: 1
router:
instances: 1
edition: community
imagePullPolicy: IfNotPresent
datadirVolumeClaimTemplate:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: "${var.storage}"
EOF
}
resource "time_sleep" "wait_mysql_ready" {
depends_on = [kubectl_manifest.mysql]
create_duration = "45s"
}
resource "mysql_database" "app" {
depends_on = [
kubectl_manifest.mysql,
time_sleep.wait_mysql_ready
]
name = var.database
}
resource "mysql_user" "app_user" {
depends_on = [
time_sleep.wait_mysql_ready,
mysql_database.app,
]
host = data.kubernetes_secret_v1.mysql_secret.data["userHost"]
user = data.kubernetes_secret_v1.mysql_secret.data["username"]
plaintext_password = data.kubernetes_secret_v1.mysql_secret.data["password"]
}
resource "mysql_grant" "app_user_grant" {
user = mysql_user.app_user.user
host = mysql_user.app_user.host
database = mysql_database.app.name
privileges = ["ALL PRIVILEGES"]
}