IAM policy for Spanner Instances

Three different resources help you manage your IAM policy for a Spanner instance. Each of these resources serves a different use case:

google_spanner_instance_iam_policy

data "google_iam_policy" "admin" {
  binding {
    role = "roles/editor"

    members = [
      "user:jane@example.com",
    ]
  }
}

resource "google_spanner_instance_iam_policy" "instance" {
  instance    = "your-instance-name"
  policy_data = data.google_iam_policy.admin.policy_data
}

google_spanner_instance_iam_binding

resource "google_spanner_instance_iam_binding" "instance" {
  instance = "your-instance-name"
  role     = "roles/spanner.databaseAdmin"

  members = [
    "user:jane@example.com",
  ]
}

google_spanner_instance_iam_member

resource "google_spanner_instance_iam_member" "instance" {
  instance = "your-instance-name"
  role     = "roles/spanner.databaseAdmin"
  member   = "user:jane@example.com"
}

Argument Reference

The following arguments are supported:

Attributes Reference

In addition to the arguments listed above, the following computed attributes are exported:

Import

Importing IAM members

IAM member imports use space-delimited identifiers that contains the instance, role, and member. For example:

An import block (Terraform v1.5.0 and later) can be used to import IAM members:

import {
  id = "{{project}}/{{instance}} roles/viewer user:foo@example.com"
  to = google_spanner_instance_iam_member.default
}

The terraform import command can also be used:

$ terraform import google_spanner_instance_iam_member.default "{{project}}/{{instance}} roles/viewer user:foo@example.com"

Importing IAM bindings

IAM binding imports use space-delimited identifiers that contain the resource's instance and role. For example:

An import block (Terraform v1.5.0 and later) can be used to import IAM bindings:

import {
  id = "{{project}}/{{instance}} roles/viewer"
  to = google_spanner_instance_iam_binding.default
}

The terraform import command can also be used:

$ terraform import google_spanner_instance_iam_binding.default "{{project}}/{{instance}} roles/viewer"

Importing IAM policies

IAM policy imports use the identifier of the Spanner Instances resource . For example:

An import block (Terraform v1.5.0 and later) can be used to import IAM policies:

import {
  id = {{project}}/{{instance}}
  to = google_spanner_instance_iam_policy.default
}

The terraform import command can also be used:

$ terraform import google_spanner_instance_iam_policy.default {{project}}/{{instance}}