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logging.tf
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logging.tf
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/**
* Copyright 2022 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
# tfdoc:file:description Log sinks and supporting resources.
locals {
sink_bindings = {
for type in ["bigquery", "logging", "pubsub", "storage"] :
type => {
for name, sink in var.logging_sinks :
name => sink if sink.type == type
}
}
}
resource "google_logging_organization_sink" "sink" {
for_each = var.logging_sinks
name = each.key
description = coalesce(each.value.description, "${each.key} (Terraform-managed).")
org_id = local.organization_id_numeric
destination = "${each.value.type}.googleapis.com/${each.value.destination}"
filter = each.value.filter
include_children = each.value.include_children
disabled = each.value.disabled
dynamic "bigquery_options" {
for_each = each.value.type == "biquery" && each.value.bq_partitioned_table != null ? [""] : []
content {
use_partitioned_tables = each.value.bq_partitioned_table
}
}
dynamic "exclusions" {
for_each = each.value.exclusions
iterator = exclusion
content {
name = exclusion.key
filter = exclusion.value
}
}
depends_on = [
google_organization_iam_binding.authoritative,
google_organization_iam_member.additive,
google_organization_iam_policy.authoritative,
]
}
resource "google_storage_bucket_iam_member" "storage-sinks-binding" {
for_each = local.sink_bindings["storage"]
bucket = each.value.destination
role = "roles/storage.objectCreator"
member = google_logging_organization_sink.sink[each.key].writer_identity
}
resource "google_bigquery_dataset_iam_member" "bq-sinks-binding" {
for_each = local.sink_bindings["bigquery"]
project = split("/", each.value.destination)[1]
dataset_id = split("/", each.value.destination)[3]
role = "roles/bigquery.dataEditor"
member = google_logging_organization_sink.sink[each.key].writer_identity
}
resource "google_pubsub_topic_iam_member" "pubsub-sinks-binding" {
for_each = local.sink_bindings["pubsub"]
project = split("/", each.value.destination)[1]
topic = split("/", each.value.destination)[3]
role = "roles/pubsub.publisher"
member = google_logging_organization_sink.sink[each.key].writer_identity
}
resource "google_project_iam_member" "bucket-sinks-binding" {
for_each = local.sink_bindings["logging"]
project = split("/", each.value.destination)[1]
role = "roles/logging.bucketWriter"
member = google_logging_organization_sink.sink[each.key].writer_identity
condition {
title = "${each.key} bucket writer"
description = "Grants bucketWriter to ${google_logging_organization_sink.sink[each.key].writer_identity} used by log sink ${each.key} on ${var.organization_id}"
expression = "resource.name.endsWith('${each.value.destination}')"
}
}
resource "google_logging_organization_exclusion" "logging-exclusion" {
for_each = var.logging_exclusions
name = each.key
org_id = local.organization_id_numeric
description = "${each.key} (Terraform-managed)."
filter = each.value
}