add Helm Chart for Apache SuperSet

helm_superset.tf

@@ -0,0 +1,31 @@
+data "http" "values_yaml" {
+  url = "https://raw.githubusercontent.com/apache/superset/master/helm/superset/values.yaml"
+}
+
+resource "helm_release" "superset" {
+  name             = "superset"
+  repository       = "http://apache.github.io/superset"
+  chart            = "superset"
+  namespace        = "superset"
+  create_namespace = true
+
+  values = [data.http.values_yaml.response_body]
+
+  set {
+    name  = "bootstrapScript"
+    value = <<-EOT
+		#!/bin/bash
+		pip3 install pyodbc JPype1
+		pip3 install sqlalchemy-drill
+	EOT
+  }
+
+  set_sensitive {
+    name  = "adminUser.password"
+    value = var.superset_password
+  }
+
+  cleanup_on_fail = true
+  wait_for_jobs   = true
+  timeout         = 600
+}

main.tf

@@ -39,6 +39,12 @@ variable "web_domain" {
   }
 }
 
+variable "superset_password" {
+  type        = string
+  sensitive   = true
+  description = "Superset admin password"
+}
+
 locals {
   cluster_name = "hadoop"
 

provider.tf

@@ -1,3 +1,7 @@
+provider "tls" {}
+
+provider "http" {}
+
 provider "google" {
   project = var.project
   region  = var.region
@@ -27,3 +31,13 @@ provider "kubectl" {
   )
   load_config_file = false
 }
+
+provider "helm" {
+  kubernetes {
+    host  = "https://${data.google_container_cluster.hadoop.endpoint}"
+    token = data.google_client_config.provider.access_token
+    cluster_ca_certificate = base64decode(
+      data.google_container_cluster.hadoop.master_auth[0].cluster_ca_certificate,
+    )
+  }
+}