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Author SHA1 Message Date
7a62cebc92 🤖 ci(vault): declare dance-lessons-coach JWT role + ops policy
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2026-05-06 12:55:17 +02:00
7 changed files with 44 additions and 124 deletions

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@@ -78,7 +78,6 @@ module "app_policies" {
source = "./modules/app_policy" source = "./modules/app_policy"
for_each = { for app in var.applications : app.name => app } for_each = { for app in var.applications : app.name => app }
name = each.value.name name = each.value.name
envs = each.value.envs
ops_policies = each.value.policies ops_policies = each.value.policies
service_account_names = each.value.service_account_names service_account_names = each.value.service_account_names
service_account_namespaces = each.value.service_account_namespaces service_account_namespaces = each.value.service_account_namespaces

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@@ -7,15 +7,8 @@
locals { locals {
name = lower(var.name) name = lower(var.name)
envs = [for e in var.envs : lower(e)] bound_service_account_names = concat([var.name], var.service_account_names)
bound_service_account_namespaces = concat([var.name], var.service_account_namespaces)
# Elision rule: env=prod → bare name; else <name>-<env>
instances = [for e in local.envs : e == "prod" ? local.name : "${local.name}-${e}"]
non_prod_instances = [for e in local.envs : "${local.name}-${e}" if e != "prod"]
# Per-instance SA name/namespace sets used by the CI policy's allowed_parameter blocks.
per_instance_sa_names = { for inst in local.instances : inst => concat([inst], var.service_account_names) }
per_instance_sa_namespaces = { for inst in local.instances : inst => concat([inst], var.service_account_namespaces) }
} }
data "vault_policy_document" "ops" { data "vault_policy_document" "ops" {
@@ -67,62 +60,42 @@ data "vault_policy_document" "ops" {
} }
allowed_parameter { allowed_parameter {
key = "bound_service_account_names" key = "bound_service_account_names"
value = [for inst in local.instances : jsonencode(local.per_instance_sa_names[inst])] value = [jsonencode(local.bound_service_account_names)]
} }
allowed_parameter { allowed_parameter {
key = "bound_service_account_namespaces" key = "bound_service_account_namespaces"
value = [for inst in local.instances : jsonencode(local.per_instance_sa_namespaces[inst])] value = [jsonencode(local.bound_service_account_namespaces)]
} }
allowed_parameter { allowed_parameter {
key = "token_policies" key = "token_policies"
value = flatten([ value = [
for inst in local.instances : [ jsonencode(["default", local.name]),
jsonencode(["default", inst]), jsonencode([local.name, "default"])
jsonencode([inst, "default"])
] ]
])
} }
} }
# allow editing app secrets — one rule per (capability × instance) preserves the # allow editing app secrets
# original rule order (data, delete, undelete, destroy, metadata) so prod-only apps rule {
# render a byte-identical policy document (no Vault state diff). Multi-env apps add path = "kvv2/data/${local.name}/*"
# extra rules per non-prod instance.
dynamic "rule" {
for_each = local.instances
content {
path = "kvv2/data/${rule.value}/*"
capabilities = ["create", "update", "read", "delete"] capabilities = ["create", "update", "read", "delete"]
} }
} rule {
dynamic "rule" { path = "kvv2/delete/${local.name}/*"
for_each = local.instances
content {
path = "kvv2/delete/${rule.value}/*"
capabilities = ["update"] capabilities = ["update"]
} }
} rule {
dynamic "rule" { path = "kvv2/undelete/${local.name}/*"
for_each = local.instances
content {
path = "kvv2/undelete/${rule.value}/*"
capabilities = ["update"] capabilities = ["update"]
} }
} rule {
dynamic "rule" { path = "kvv2/destroy/${local.name}/*"
for_each = local.instances
content {
path = "kvv2/destroy/${rule.value}/*"
capabilities = ["update"] capabilities = ["update"]
} }
} rule {
dynamic "rule" { path = "kvv2/metadata/${local.name}/*"
for_each = local.instances
content {
path = "kvv2/metadata/${rule.value}/*"
capabilities = ["read", "list", "delete"] capabilities = ["read", "list", "delete"]
} }
}
# allow edit vault role (risky ?) # allow edit vault role (risky ?)
} }
resource "vault_policy" "ops" { resource "vault_policy" "ops" {
@@ -166,9 +139,6 @@ resource "vault_jwt_auth_backend_role" "gitea_jwt_cicd" {
role_type = "jwt" role_type = "jwt"
} }
# Runtime policy for the env=prod instance — kept at its single-env address
# (data.vault_policy_document.app, vault_policy.app, name = local.name) so existing
# state isn't disturbed when this module is upgraded.
data "vault_policy_document" "app" { data "vault_policy_document" "app" {
rule { rule {
path = "kvv2/data/${local.name}/*" path = "kvv2/data/${local.name}/*"
@@ -183,22 +153,3 @@ resource "vault_policy" "app" {
name = local.name name = local.name
policy = data.vault_policy_document.app.hcl policy = data.vault_policy_document.app.hcl
} }
# Runtime policies for non-prod envs. Each one is named <name>-<env> and reads
# only its own kvv2 + postgres creds paths.
data "vault_policy_document" "app_non_prod" {
for_each = toset(local.non_prod_instances)
rule {
path = "kvv2/data/${each.key}/*"
capabilities = ["read", "list"]
}
rule {
path = "postgres/creds/${each.key}*"
capabilities = ["read"]
}
}
resource "vault_policy" "app_non_prod" {
for_each = toset(local.non_prod_instances)
name = each.key
policy = data.vault_policy_document.app_non_prod[each.key].hcl
}

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@@ -1,11 +1,6 @@
variable "name" { variable "name" {
type = string type = string
} }
variable "envs" {
type = list(string)
default = ["prod"]
description = "List of environments this app deploys to. The CI policy + JWT role + identity group are created ONCE per repo regardless. One runtime policy is created per env; the env=prod runtime policy keeps its single-env address for backwards compatibility (no state move)."
}
variable "gitea_app_id" { variable "gitea_app_id" {
type = string type = string
} }

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@@ -4,18 +4,10 @@ data "vault_auth_backend" "kubernetes" {
locals { locals {
name = lower(var.name) name = lower(var.name)
env = lower(var.env) database = var.database == null ? local.name : var.database
database = var.database == null ? local.instance : var.database
# Elision rule (factory runbook conventions.md): bound_service_account_names = concat([var.name], var.service_account_names)
# env == prod → identical to the single-env baseline (no suffix) bound_service_account_namespaces = concat([var.name], var.service_account_namespaces)
# else → kebab-case "<name>-<env>" for K8s/Vault paths.
# Postgres owner role stays snake-case for consistency with the existing "_role" suffix.
instance = local.env == "prod" ? local.name : "${local.name}-${local.env}"
owner_role = local.env == "prod" ? "${local.name}_role" : "${local.name}_${local.env}_role"
bound_service_account_names = concat([local.instance], var.service_account_names)
bound_service_account_namespaces = concat([local.instance], var.service_account_namespaces)
vault_mount_postgres = { path = "postgres" } vault_mount_postgres = { path = "postgres" }
vault_mount_kvv2 = { path = "kvv2" } vault_mount_kvv2 = { path = "kvv2" }
@@ -28,14 +20,14 @@ moved {
resource "vault_database_secret_backend_role" "role" { resource "vault_database_secret_backend_role" "role" {
count = var.disable_database ? 0 : 1 count = var.disable_database ? 0 : 1
backend = local.vault_mount_postgres.path backend = local.vault_mount_postgres.path
name = local.instance name = local.name
db_name = "postgres" db_name = "postgres"
creation_statements = [ creation_statements = [
"CREATE ROLE \"{{name}}\" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}';", "CREATE ROLE \"{{name}}\" WITH LOGIN PASSWORD '{{password}}' VALID UNTIL '{{expiration}}';",
"GRANT ${local.owner_role} TO \"{{name}}\";", "GRANT ${local.name}_role TO \"{{name}}\";",
] ]
revocation_statements = [ revocation_statements = [
"REASSIGN OWNED BY \"{{name}}\" TO ${local.owner_role};", # reassign must be executed in the database where the reassgined objects are - TODO (one connection per database/app) "REASSIGN OWNED BY \"{{name}}\" TO ${local.name}_role;", # reassign must be executed in the database where the reassgined objects are - TODO (one connection per database/app)
"REVOKE ALL ON DATABASE ${local.database} FROM \"{{name}}\";", # should we drop the role ? -> YES after fixing reassign "REVOKE ALL ON DATABASE ${local.database} FROM \"{{name}}\";", # should we drop the role ? -> YES after fixing reassign
] ]
renew_statements = [] renew_statements = []
@@ -44,11 +36,11 @@ resource "vault_database_secret_backend_role" "role" {
resource "vault_kubernetes_auth_backend_role" "role" { resource "vault_kubernetes_auth_backend_role" "role" {
backend = data.vault_auth_backend.kubernetes.path backend = data.vault_auth_backend.kubernetes.path
role_name = local.instance role_name = local.name
bound_service_account_names = local.bound_service_account_names bound_service_account_names = local.bound_service_account_names
bound_service_account_namespaces = local.bound_service_account_namespaces bound_service_account_namespaces = local.bound_service_account_namespaces
token_ttl = 3600 token_ttl = 3600
token_policies = ["default", local.instance] token_policies = ["default", local.name]
audience = "vault" audience = "vault"
alias_name_source = "serviceaccount_name" alias_name_source = "serviceaccount_name"
} }

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@@ -1,13 +1,6 @@
output "name" { output "name" {
value = local.name value = local.name
} }
output "env" {
value = local.env
}
output "instance" {
value = local.instance
description = "Derived id by the elision rule: equals name when env=prod, else <name>-<env>."
}
output "database" { output "database" {
value = local.database value = local.database
} }
@@ -19,6 +12,5 @@ output "mount_paths" {
} }
} }
output "kvv2_path_prefix" { output "kvv2_path_prefix" {
# Identical to format("%s/", local.name) when env=prod (backwards compat). value = format("%s/", local.name)
value = format("%s/", local.instance)
} }

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@@ -1,11 +1,6 @@
variable "name" { variable "name" {
type = string type = string
} }
variable "env" {
type = string
default = "prod"
description = "Deployment environment. By the elision rule (factory runbook conventions.md), env=prod produces names identical to the single-env baseline; non-prod values produce <name>-<env> kebab-case and <name>_<env>_role for the Postgres owner role."
}
variable "database" { variable "database" {
type = string type = string
nullable = true nullable = true

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@@ -15,9 +15,5 @@ variable "applications" {
policies = optional(list(string), []) policies = optional(list(string), [])
service_account_names = optional(list(string), []) service_account_names = optional(list(string), [])
service_account_namespaces = optional(list(string), []) service_account_namespaces = optional(list(string), [])
# Multi-env extension: list of envs this app deploys to. Defaults to ["prod"] for
# every existing app — backwards compatible by the elision rule. Non-prod envs
# produce additional runtime policies named "<name>-<env>".
envs = optional(list(string), ["prod"])
})) }))
} }