init: 아르고cd, vault 기반 인프라 설계
This commit is contained in:
DongHyeonka
@@ -0,0 +1,364 @@
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terraform {
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required_version = ">= 1.6.0"
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required_providers {
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vault = {
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source = "hashicorp/vault"
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version = "~> 4.8.0"
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}
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}
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backend "local" {
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path = "../../../.terraform-state/vault-dev.tfstate"
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}
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}
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provider "vault" {
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address = var.workload_vault_addr
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skip_child_token = true
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token = var.workload_vault_token
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}
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provider "vault" {
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alias = "transit"
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address = var.transit_vault_addr
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skip_child_token = true
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token = var.transit_vault_token
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}
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locals {
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policy_dir = "${path.module}/../../../runbooks/vault/dev/policies"
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auth_server_policy_name = "auth-server-dev"
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auth_db_migration_policy_name = "auth-db-migration-dev"
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postgres_policy_name = "postgres-dev"
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keycloak_policy_name = "keycloak-dev"
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keycloak_client_sync_policy_name = "keycloak-client-sync-dev"
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postgres_operator_policy_name = "postgres-operator-dev"
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keycloak_operator_policy_name = "keycloak-operator-dev"
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platform_admin_policy_name = "platform-admin-dev"
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workload_automation_policy_name = "workload-automation-dev"
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workload_workflow_role_name = "workload-dev-workflow"
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auth_db_migration_role_name = "auth-db-migration-dev"
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postgres_operator_role_name = "postgres-operator-dev"
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migration_creation_statements = [
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<<-EOT
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CREATE ROLE "{{name}}" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}';
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GRANT "${var.auth_db_role}" TO "{{name}}";
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EOT
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]
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migration_revocation_statements = [
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<<-EOT
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REASSIGN OWNED BY "{{name}}" TO "${var.auth_db_role}";
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DROP OWNED BY "{{name}}";
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REVOKE "${var.auth_db_role}" FROM "{{name}}";
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DROP ROLE IF EXISTS "{{name}}";
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EOT
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]
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operator_creation_statements = [
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<<-EOT
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CREATE ROLE "{{name}}" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}';
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GRANT "${var.auth_db_role}" TO "{{name}}";
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EOT
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]
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operator_revocation_statements = [
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<<-EOT
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REASSIGN OWNED BY "{{name}}" TO "${var.auth_db_role}";
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DROP OWNED BY "{{name}}";
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REVOKE "${var.auth_db_role}" FROM "{{name}}";
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DROP ROLE IF EXISTS "{{name}}";
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EOT
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]
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}
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resource "vault_mount" "kv" {
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path = var.kv_mount_path
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type = "kv"
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options = {
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version = "2"
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}
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lifecycle {
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prevent_destroy = true
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ignore_changes = [type, options]
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}
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}
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resource "vault_mount" "database" {
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path = var.database_mount_path
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type = "database"
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lifecycle {
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prevent_destroy = true
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}
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}
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resource "vault_mount" "transit" {
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path = var.transit_mount_path
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type = "transit"
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lifecycle {
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prevent_destroy = true
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}
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}
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resource "vault_auth_backend" "kubernetes" {
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path = var.kubernetes_auth_path
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type = "kubernetes"
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}
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resource "vault_kubernetes_auth_backend_config" "cluster" {
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backend = vault_auth_backend.kubernetes.path
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disable_iss_validation = true
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kubernetes_host = "https://kubernetes.default.svc.cluster.local:443"
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kubernetes_ca_cert = var.kubernetes_ca_cert
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token_reviewer_jwt = var.kubernetes_token_reviewer_jwt
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}
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resource "vault_auth_backend" "approle" {
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path = var.approle_auth_path
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type = "approle"
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}
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resource "vault_policy" "auth_server" {
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name = local.auth_server_policy_name
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policy = file("${local.policy_dir}/auth-server-dev.hcl")
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}
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resource "vault_policy" "auth_db_migration" {
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name = local.auth_db_migration_policy_name
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policy = file("${local.policy_dir}/auth-db-migration-dev.hcl")
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}
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resource "vault_policy" "postgres" {
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name = local.postgres_policy_name
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policy = file("${local.policy_dir}/postgres-dev.hcl")
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}
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resource "vault_policy" "keycloak" {
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name = local.keycloak_policy_name
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policy = file("${local.policy_dir}/keycloak-dev.hcl")
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}
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resource "vault_policy" "keycloak_client_sync" {
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name = local.keycloak_client_sync_policy_name
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policy = file("${local.policy_dir}/keycloak-client-sync-dev.hcl")
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}
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resource "vault_policy" "postgres_operator" {
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name = local.postgres_operator_policy_name
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policy = file("${local.policy_dir}/postgres-operator-dev.hcl")
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}
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resource "vault_policy" "keycloak_operator" {
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name = local.keycloak_operator_policy_name
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policy = file("${local.policy_dir}/keycloak-operator-dev.hcl")
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}
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resource "vault_policy" "platform_admin" {
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name = local.platform_admin_policy_name
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policy = file("${local.policy_dir}/platform-admin-dev.hcl")
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}
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resource "vault_policy" "workload_automation" {
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name = local.workload_automation_policy_name
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policy = file("${local.policy_dir}/workload-automation-dev.hcl")
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}
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resource "vault_kubernetes_auth_backend_role" "auth_server" {
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backend = vault_auth_backend.kubernetes.path
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bound_service_account_names = ["auth-server"]
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bound_service_account_namespaces = ["auth-dev"]
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role_name = local.auth_server_policy_name
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token_policies = [vault_policy.auth_server.name]
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token_ttl = var.kubernetes_role_ttl_seconds
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}
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resource "vault_kubernetes_auth_backend_role" "auth_db_migration" {
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backend = vault_auth_backend.kubernetes.path
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bound_service_account_names = ["auth-db-migration"]
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bound_service_account_namespaces = ["auth-dev"]
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role_name = local.auth_db_migration_policy_name
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token_policies = [vault_policy.auth_db_migration.name]
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token_ttl = var.kubernetes_role_ttl_seconds
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}
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resource "vault_kubernetes_auth_backend_role" "postgres" {
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backend = vault_auth_backend.kubernetes.path
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bound_service_account_names = ["postgres"]
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bound_service_account_namespaces = ["platform"]
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role_name = local.postgres_policy_name
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token_policies = [vault_policy.postgres.name]
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token_ttl = var.kubernetes_role_ttl_seconds
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}
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resource "vault_kubernetes_auth_backend_role" "keycloak" {
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backend = vault_auth_backend.kubernetes.path
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bound_service_account_names = ["keycloak"]
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bound_service_account_namespaces = ["platform"]
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role_name = local.keycloak_policy_name
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token_policies = [vault_policy.keycloak.name]
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token_ttl = var.kubernetes_role_ttl_seconds
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}
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resource "vault_kubernetes_auth_backend_role" "keycloak_client_sync" {
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backend = vault_auth_backend.kubernetes.path
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bound_service_account_names = ["keycloak-client-sync"]
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bound_service_account_namespaces = ["platform"]
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role_name = local.keycloak_client_sync_policy_name
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token_policies = [vault_policy.keycloak_client_sync.name]
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token_ttl = var.kubernetes_role_ttl_seconds
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}
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resource "vault_transit_secret_backend_key" "project_auth_jwt" {
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backend = vault_mount.transit.path
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name = var.jwt_transit_key_name
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type = "rsa-2048"
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}
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resource "vault_approle_auth_backend_role" "workflow" {
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backend = vault_auth_backend.approle.path
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role_name = local.workload_workflow_role_name
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secret_id_num_uses = 0
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secret_id_ttl = 0
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token_max_ttl = var.workflow_token_max_ttl_seconds
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token_policies = [vault_policy.workload_automation.name]
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token_ttl = var.workflow_token_ttl_seconds
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}
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resource "vault_approle_auth_backend_role_secret_id" "workflow" {
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backend = vault_auth_backend.approle.path
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role_name = vault_approle_auth_backend_role.workflow.role_name
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}
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data "vault_kv_secret_v2" "provider_postgres_superuser" {
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provider = vault.transit
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mount = var.seed_kv_mount_path
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name = "dev/workload/platform/postgres/superuser"
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}
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data "vault_kv_secret_v2" "provider_postgres_auth_server" {
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provider = vault.transit
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mount = var.seed_kv_mount_path
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name = "dev/workload/platform/postgres/auth-server"
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}
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data "vault_kv_secret_v2" "provider_postgres_keycloak" {
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provider = vault.transit
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mount = var.seed_kv_mount_path
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name = "dev/workload/platform/postgres/keycloak"
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}
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data "vault_kv_secret_v2" "provider_keycloak_bootstrap_admin" {
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provider = vault.transit
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mount = var.seed_kv_mount_path
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name = "dev/workload/platform/keycloak/bootstrap-admin"
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}
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data "vault_kv_secret_v2" "provider_keycloak_client_auth_server" {
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provider = vault.transit
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mount = var.seed_kv_mount_path
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name = "dev/workload/platform/keycloak/client-auth-server"
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}
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resource "vault_kv_secret_v2" "workload_bootstrap" {
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provider = vault.transit
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mount = var.seed_kv_mount_path
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name = "dev/workload/bootstrap"
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data_json = jsonencode({
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VAULT_WORKLOAD_DEV_ROLE_ID = vault_approle_auth_backend_role.workflow.role_id
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VAULT_WORKLOAD_DEV_SECRET_ID = vault_approle_auth_backend_role_secret_id.workflow.secret_id
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})
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}
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resource "vault_kv_secret_v2" "platform_postgres_superuser" {
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mount = vault_mount.kv.path
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name = "dev/platform/postgres/superuser"
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data_json = jsonencode({
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POSTGRES_SUPERUSER_PASSWORD = data.vault_kv_secret_v2.provider_postgres_superuser.data["POSTGRES_SUPERUSER_PASSWORD"]
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})
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}
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resource "vault_kv_secret_v2" "platform_postgres_auth_server" {
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mount = vault_mount.kv.path
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name = "dev/platform/postgres/auth-server"
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data_json = jsonencode({
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APP_DATASOURCE_PASSWORD = data.vault_kv_secret_v2.provider_postgres_auth_server.data["APP_DATASOURCE_PASSWORD"]
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APP_DATASOURCE_USERNAME = data.vault_kv_secret_v2.provider_postgres_auth_server.data["APP_DATASOURCE_USERNAME"]
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AUTH_DB_PASSWORD = data.vault_kv_secret_v2.provider_postgres_auth_server.data["AUTH_DB_PASSWORD"]
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})
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}
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resource "vault_kv_secret_v2" "platform_postgres_keycloak" {
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mount = vault_mount.kv.path
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name = "dev/platform/postgres/keycloak"
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data_json = jsonencode({
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KEYCLOAK_DB_PASSWORD = data.vault_kv_secret_v2.provider_postgres_keycloak.data["KEYCLOAK_DB_PASSWORD"]
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})
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}
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resource "vault_kv_secret_v2" "platform_keycloak_bootstrap_admin" {
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mount = vault_mount.kv.path
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name = "dev/platform/keycloak/bootstrap-admin"
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data_json = jsonencode({
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KC_BOOTSTRAP_ADMIN_PASSWORD = data.vault_kv_secret_v2.provider_keycloak_bootstrap_admin.data["KC_BOOTSTRAP_ADMIN_PASSWORD"]
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})
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}
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resource "vault_kv_secret_v2" "platform_keycloak_client_auth_server" {
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mount = vault_mount.kv.path
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name = "dev/platform/keycloak/client-auth-server"
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data_json = jsonencode({
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APP_SECURITY_OAUTH2_KEYCLOAK_CLIENT_SECRET = data.vault_kv_secret_v2.provider_keycloak_client_auth_server.data["APP_SECURITY_OAUTH2_KEYCLOAK_CLIENT_SECRET"]
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KEYCLOAK_CLIENT_SECRET = data.vault_kv_secret_v2.provider_keycloak_client_auth_server.data["KEYCLOAK_CLIENT_SECRET"]
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})
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}
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resource "vault_database_secret_backend_connection" "platform_postgres" {
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allowed_roles = [local.auth_db_migration_role_name, local.postgres_operator_role_name]
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backend = vault_mount.database.path
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name = var.database_config_name
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plugin_name = "postgresql-database-plugin"
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verify_connection = false
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postgresql {
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connection_url = "postgresql://{{username}}:{{password}}@${var.postgres_host}:${var.postgres_port}/${var.postgres_admin_database}?sslmode=disable"
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password = vault_kv_secret_v2.platform_postgres_superuser.data["POSTGRES_SUPERUSER_PASSWORD"]
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username = var.postgres_superuser
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}
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}
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resource "vault_database_secret_backend_role" "auth_db_migration" {
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backend = vault_mount.database.path
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creation_statements = local.migration_creation_statements
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db_name = vault_database_secret_backend_connection.platform_postgres.name
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default_ttl = var.auth_db_migration_default_ttl_seconds
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max_ttl = var.auth_db_migration_max_ttl_seconds
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name = local.auth_db_migration_role_name
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revocation_statements = local.migration_revocation_statements
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}
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resource "vault_database_secret_backend_role" "postgres_operator" {
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backend = vault_mount.database.path
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creation_statements = local.operator_creation_statements
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db_name = vault_database_secret_backend_connection.platform_postgres.name
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default_ttl = var.postgres_operator_default_ttl_seconds
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max_ttl = var.postgres_operator_max_ttl_seconds
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name = local.postgres_operator_role_name
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revocation_statements = local.operator_revocation_statements
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}
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output "workflow_role_id" {
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description = "Workload Vault workflow AppRole role_id."
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value = vault_approle_auth_backend_role.workflow.role_id
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}
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output "workflow_secret_id" {
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description = "Workload Vault workflow AppRole secret_id."
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value = vault_approle_auth_backend_role_secret_id.workflow.secret_id
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sensitive = true
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}
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