| 1 | # 🤖 The two state buckets. Same posture for both: versioned, keep the last |
| 2 | # 5 noncurrent versions (1-day linger is a lifecycle floor, not a cap), and |
| 3 | # Block Public Access — the plan's "design as if public, configure as private" |
| 4 | # line. Contents are client-side ciphertext either way. |
| 5 | |
| 6 | locals { |
| 7 | buckets = { |
| 8 | # Litestream replication targets, one prefix per instance host. |
| 9 | instances = "eleven-dev-instances-${local.account_id}" |
| 10 | # home's vault store (the s3Store backend, #550 Part 1). |
| 11 | home = "eleven-dev-home-${local.account_id}" |
| 12 | } |
| 13 | } |
| 14 | |
| 15 | resource "aws_s3_bucket" "state" { |
| 16 | for_each = local.buckets |
| 17 | bucket = each.value |
| 18 | } |
| 19 | |
| 20 | resource "aws_s3_bucket_versioning" "state" { |
| 21 | for_each = local.buckets |
| 22 | bucket = aws_s3_bucket.state[each.key].id |
| 23 | |
| 24 | versioning_configuration { |
| 25 | status = "Enabled" |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | resource "aws_s3_bucket_lifecycle_configuration" "state" { |
| 30 | for_each = local.buckets |
| 31 | bucket = aws_s3_bucket.state[each.key].id |
| 32 | |
| 33 | rule { |
| 34 | id = "keep-last-5-noncurrent" |
| 35 | status = "Enabled" |
| 36 | |
| 37 | filter {} |
| 38 | |
| 39 | noncurrent_version_expiration { |
| 40 | noncurrent_days = 1 |
| 41 | newer_noncurrent_versions = 5 |
| 42 | } |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | resource "aws_s3_bucket_public_access_block" "state" { |
| 47 | for_each = local.buckets |
| 48 | bucket = aws_s3_bucket.state[each.key].id |
| 49 | |
| 50 | block_public_acls = true |
| 51 | block_public_policy = true |
| 52 | ignore_public_acls = true |
| 53 | restrict_public_buckets = true |
| 54 | } |
| 55 | |
| 56 | # TLS-only: deny any request arriving over plain HTTP. Every client of these |
| 57 | # buckets (Litestream, the AWS SDKs/CLI) already speaks HTTPS — this turns |
| 58 | # that assumption into policy. A deny-only statement grants nothing public, |
| 59 | # so it attaches fine under the full public-access block above. |
| 60 | data "aws_iam_policy_document" "state_tls_only" { |
| 61 | for_each = local.buckets |
| 62 | |
| 63 | statement { |
| 64 | sid = "DenyInsecureTransport" |
| 65 | effect = "Deny" |
| 66 | actions = ["s3:*"] |
| 67 | resources = [ |
| 68 | aws_s3_bucket.state[each.key].arn, |
| 69 | "${aws_s3_bucket.state[each.key].arn}/*", |
| 70 | ] |
| 71 | |
| 72 | principals { |
| 73 | type = "*" |
| 74 | identifiers = ["*"] |
| 75 | } |
| 76 | |
| 77 | condition { |
| 78 | test = "Bool" |
| 79 | variable = "aws:SecureTransport" |
| 80 | values = ["false"] |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | resource "aws_s3_bucket_policy" "state_tls_only" { |
| 86 | for_each = local.buckets |
| 87 | bucket = aws_s3_bucket.state[each.key].id |
| 88 | policy = data.aws_iam_policy_document.state_tls_only[each.key].json |
| 89 | } |
| 90 | |
amadan