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Implement ecr pullthrough cache rule feature
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| # Create secret in AWS SecretsManager to store credentials for upstream repo | ||
| resource "aws_secretsmanager_secret" "ecr_pullthroughcache_dspacecloudreleases" { | ||
| count = var.ecr_pullthrough_cache_rule_config.enable && !var.ecr_pullthrough_cache_rule_config.exist ? 1 : 0 | ||
| name = "ecr-pullthroughcache/dspacecloudreleases" | ||
| recovery_window_in_days = 7 | ||
| tags = var.tags | ||
| } | ||
|
|
||
| # Store data inside created secret | ||
| resource "aws_secretsmanager_secret_version" "ecr_credentials" { | ||
| count = var.ecr_pullthrough_cache_rule_config.enable && !var.ecr_pullthrough_cache_rule_config.exist ? 1 : 0 | ||
| secret_id = aws_secretsmanager_secret.ecr_pullthroughcache_dspacecloudreleases[0].id | ||
| secret_string = jsonencode( | ||
| { | ||
| username = null | ||
| accessToken = null | ||
| } | ||
| ) | ||
| } | ||
|
|
||
| # Create pull-through rule for private ECR registry | ||
| resource "aws_ecr_pull_through_cache_rule" "dspacecloudreleases" { | ||
| count = var.ecr_pullthrough_cache_rule_config.enable && !var.ecr_pullthrough_cache_rule_config.exist ? 1 : 0 | ||
| ecr_repository_prefix = "dspacecloudreleases" | ||
| upstream_registry_url = "dspacecloudreleases.azurecr.io" | ||
| credential_arn = aws_secretsmanager_secret.ecr_pullthroughcache_dspacecloudreleases[0].arn | ||
| } | ||
|
|
||
| # Data to create custom IAM policy (give permissions to create repositories and replicate images) | ||
| data "aws_iam_policy_document" "eks_node_custom_inline_policy" { | ||
| count = var.ecr_pullthrough_cache_rule_config.enable ? 1 : 0 | ||
| statement { | ||
| actions = [ | ||
| "ecr:CreateRepository", | ||
| "ecr:ReplicateImage", | ||
| "ecr:BatchImportUpstreamImage" | ||
| ] | ||
|
|
||
| resources = ["*"] | ||
| } | ||
| } | ||
|
|
||
| # Random suffix string for policy name | ||
| resource "random_string" "policy_suffix" { | ||
| count = var.ecr_pullthrough_cache_rule_config.enable ? 1 : 0 | ||
| length = 4 | ||
| special = false | ||
| } | ||
|
|
||
| # Create IAM policy | ||
| resource "aws_iam_policy" "ecr_policy" { | ||
| count = var.ecr_pullthrough_cache_rule_config.enable ? 1 : 0 | ||
| name = "ecr_pullthrough_policy-${random_string.policy_suffix[0].result}" | ||
| description = "Policy to enable EKS nodes to create ECR pull-through repositories" | ||
| policy = data.aws_iam_policy_document.eks_node_custom_inline_policy[0].json | ||
| tags = var.tags | ||
| } | ||
|
|
||
| # Attach IAM policy to cluster role(s) | ||
| resource "aws_iam_role_policy_attachment" "eks-attach-ecr" { | ||
| for_each = var.ecr_pullthrough_cache_rule_config.enable ? module.eks.managed_node_groups[0] : {} | ||
| role = each.value["managed_nodegroup_iam_role_name"][0] | ||
| policy_arn = aws_iam_policy.ecr_policy[0].arn | ||
| } | ||
|
|
||
| output "pullthrough_cache_prefix" { | ||
| value = var.ecr_pullthrough_cache_rule_config.enable ? "dspacecloudreleases" : null | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -17,5 +17,10 @@ terraform { | |
| version = ">= 2.4.1" | ||
| } | ||
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| random = { | ||
| source = "hashicorp/random" | ||
| version = ">= 3.0.0" | ||
| } | ||
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||
| } | ||
| } | ||