Updates Splunk to New Configuration with Private HEC

No real changes, though security groups get rebuilt.

000-skeleton/account.hcl

@@ -7,6 +7,7 @@ locals {
   aws_account_id = "TODO"
   instance_termination_protection = TODO # set to true for production!
   splunk_prefix = "TODO"
+  splunk_private_hec = TODO # True if the customer needs a private HTTP Event Collector such as for ALSI
 
   splunk_data_sources = [
     "x.x.x.x/32", # TODO: Add customer's public IP addresses
@@ -41,7 +42,8 @@ locals {
   # Splunk instance sizes can be customized
   # TODO: Set these appropriately in the skeleton for prod
   instance_types = {
-    "alsi"           = "t3a.small",
+    "alsi-master"    = "t3a.small",
+    "alsi-worker"    = "t3a.small",
     "splunk-cm"      = "t3a.small",  # legacy: t2.small
     "splunk-indexer" = "i3en.large", # legacy: t2.small, but whats the point if we don't have instance storage.
     "splunk-hf"      = "t3a.small", # legacy: t2.medium
@@ -95,4 +97,12 @@ locals {
       "/opt/splunk": 30, # No minimum; not in base image
     },
   }
+
+  # ALSI - Aggregated Log Source Ingestion
+  #
+  # If cribl is being used for log ingestion, remember to turn on splunk_private_hec, too.
+  alsi_workers = 0 # how many cribl workers
+  alsi_splunk_nlb = false # splunk://moose-alsi-splunk.xdr{,test}.accenturefederalcyber.com:9997 and 9998
+  alsi_elastic_alb = false # https://moose-alsi-elastic.xdr{,test}.accenturefederalcyber.com -> 9200
+  alsi_hec_alb = false # https://moose-alsi-hec.xdr{,test}.accenturefederalcyber.com -> 8080
 }

test/aws-us-gov/mdr-test-c2/160-splunk-indexer-cluster/terragrunt.hcl

@@ -13,7 +13,7 @@ locals {
 # working directory, into a temporary folder, and execute your Terraform commands in that folder.
 terraform {
   # Double slash is intentional and required to show root of modules
-  source = "git@github.mdr.defpoint.com:mdr-engineering/xdr-terraform-modules.git//base/splunk_servers/indexer_cluster?ref=v1.10.4"
+  source = "git@github.mdr.defpoint.com:mdr-engineering/xdr-terraform-modules.git//base/splunk_servers/indexer_cluster?ref=v1.10.14"
 }
 
 dependency "vpc" {

test/aws-us-gov/mdr-test-c2/account.hcl

@@ -6,6 +6,7 @@ locals {
   aws_account_id = "738800754746"
   instance_termination_protection = false # set to true for production!
   splunk_prefix = "moose"
+  splunk_private_hec = true # True if the customer needs a private HTTP Event Collector such as for ALSI
 
   # Additional sources that are allowed to send data, such as Customer LCPs, Azure, etc.
   splunk_data_sources = [