Adding storage modules

redis/outputs.tf

@@ -0,0 +1,3 @@
+output "host" {
+  value = "${var.app_slug}-redis.${var.namespace}.svc"
+}

redis/providers.tf

@@ -0,0 +1,8 @@
+terraform {
+  required_providers {
+    kubectl = {
+        source = "gavinbunney/kubectl"
+        version = "~> 1.14.0"
+    }
+  }
+}

redis/redis.tf

@@ -0,0 +1,41 @@
+locals {
+  app_slug   = (var.component == var.instance || var.component=="") ? var.instance : format("%s-%s", var.component, var.instance)
+  redis-labels = merge(local.labels, {
+    "app.kubernetes.io/component" = "redis"
+  })
+  cfg = merge({
+    "image" = "${var.images.redis.registry}/${var.images.redis.repository}:${var.images.redis.tag}"
+    "imagePullPolicy" = "${var.images.redis.pullPolicy}"
+  },lookup(var.password, "enabled", false)?{
+    redisSecret = {
+      name = lookup(var.password, "name", var.component)
+      key  = lookup(var.password, "key", "redis-password")
+    }
+  }:{})
+}
+
+resource "kubectl_manifest" "redis" {
+  yaml_body  = <<-EOF
+    apiVersion: "redis.redis.opstreelabs.in/v1beta1"
+    kind: "Redis"
+    metadata:
+      name: "${local.app_slug}-redis"
+      namespace: "${var.namespace}"
+      labels: ${jsonencode(local.redis-labels)}
+    spec:
+      kubernetesConfig: ${jsonencode(cfg)}
+      storage:
+        volumeClaimTemplate:
+          spec:
+            accessModes: ["ReadWriteOnce"]
+            resources:
+              requests:
+                storage: "${var.storage.size}"
+      redisExporter:
+        enabled: ${var.exporter.enabled}
+        image: "${var.images.redis_exporter.registry}/${var.images.redis_exporter.repository}:${var.images.redis_exporter.tag}"
+      securityContext:
+        runAsUser: 1000
+        fsGroup: 1000
+  EOF
+}

redis/variables.tf

@@ -0,0 +1,65 @@
+variable "component" {
+  type = string
+}
+variable "instance" {
+  type = string
+}
+variable "namespace" {
+  type = string
+}
+variable "labels" {
+  type = map(string)
+}
+variable "annotations" {
+  type = map(string)
+  default = {}
+}
+
+variable "images" {
+  type        = object({
+    redis = optional(object({pullPolicy = optional(string), registry = optional(string), repository = optional(string), tag = optional(string)})),
+    redis_exporter = optional(object({pullPolicy = optional(string), registry = optional(string), repository = optional(string), tag = optional(string)}))
+  })
+  default     = {
+    "redis" = {
+      "pullPolicy" = "IfNotPresent"
+      "registry" = "quay.io"
+      "repository" = "opstree/redis"
+      "tag" = "v7.0.12"
+    }
+    "redis_exporter" = {
+      "pullPolicy" = "IfNotPresent"
+      "registry" = "quay.io"
+      "repository" = "opstree/redis-exporter"
+      "tag" = "v1.44.0"
+    }
+  }
+}
+variable "exporter" {
+  type        = object({
+    enabled = optional(bool)
+  })
+  default     = {
+    "enabled" = true
+  }
+}
+variable "password" {
+  type        = object({
+    enabled = optional(bool),
+    name = optional(string),
+    key = optional(string)
+  })
+  default     = {
+    "enabled" = false
+    "name" = ""
+    "key" = ""
+  }
+}
+variable "storage" {
+  type        = object({
+    size = optional(string)
+  })
+  default     = {
+    "size" = "2Gi"
+  }
+}