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Terraform code to enable Vault EGP policy and TOTP MFA
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terraform { | |
required_providers { | |
vault = { | |
source = "hashicorp/vault" | |
version = "3.11.0" | |
} | |
} | |
} | |
provider "vault" { | |
address = "http://localhost:18201" | |
} | |
locals { | |
rep_path = abspath("${path.module}/..") | |
mfa_payload = { | |
method_id = vault_identity_mfa_totp.totp_mfa.method_id | |
entity_id = data.vault_identity_entity.entity.id | |
} | |
} | |
data "local_file" "sentinel-policy" { | |
filename = "${local.rep_path}/sentinel/userpass-password-check.sentinel" | |
} | |
data "vault_auth_backend" "userpass" { | |
path = "userpass" | |
} | |
data "vault_identity_entity" "entity" { | |
alias_name = "tester" | |
alias_mount_accessor = data.vault_auth_backend.userpass.accessor | |
} | |
resource "vault_egp_policy" "userpass-password-check" { | |
name = "userpass-password-check" | |
paths = ["/auth/userpass/users/*"] | |
enforcement_level = "hard-mandatory" | |
policy = data.local_file.sentinel-policy.content | |
} | |
resource "vault_identity_mfa_totp" "totp_mfa" { | |
issuer = "Vault" | |
algorithm = "SHA256" | |
digits = 6 | |
key_size = 30 | |
period = 30 | |
} | |
resource "vault_identity_mfa_login_enforcement" "mfa-enforcement" { | |
name = "userpass" | |
auth_method_accessors = [ | |
data.vault_auth_backend.userpass.accessor | |
] | |
mfa_method_ids = [ | |
vault_identity_mfa_totp.totp_mfa.method_id | |
] | |
} | |
resource "vault_generic_endpoint" "admin-generate" { | |
depends_on = [vault_identity_mfa_totp.totp_mfa] | |
path = "identity/mfa/method/totp/admin-generate" | |
disable_read = true | |
disable_delete = true | |
write_fields = ["url"] | |
data_json = jsonencode(local.mfa_payload) | |
} | |
output "otpauth_url" { | |
value = vault_generic_endpoint.admin-generate.write_data_json | |
} |
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