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main.tf
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data "aws_region" "current" {}
data "aws_partition" "current" {}
data "aws_caller_identity" "current" {}
locals {
account_id = data.aws_caller_identity.current.account_id
dns_suffix = data.aws_partition.current.dns_suffix
partition = data.aws_partition.current.partition
region = data.aws_region.current.name
subnet_group_id = var.create && var.create_repl_subnet_group ? aws_dms_replication_subnet_group.this[0].id : var.repl_instance_subnet_group_id
}
################################################################################
# IAM Roles
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Security.html#CHAP_Security.APIRole
# Issue: https://github.com/hashicorp/terraform-provider-aws/issues/19580
################################################################################
data "aws_iam_policy_document" "dms_assume_role" {
count = var.create && var.create_iam_roles ? 1 : 0
statement {
actions = [
"sts:AssumeRole",
"sts:TagSession",
]
principals {
identifiers = ["dms.${local.dns_suffix}"]
type = "Service"
}
# https://docs.aws.amazon.com/dms/latest/userguide/cross-service-confused-deputy-prevention.html#cross-service-confused-deputy-prevention-dms-api
condition {
test = "ArnLike"
variable = "aws:SourceArn"
values = ["arn:${local.partition}:dms:${local.region}:${local.account_id}:*"]
}
condition {
test = "StringEquals"
variable = "aws:SourceAccount"
values = [local.account_id]
}
}
}
data "aws_iam_policy_document" "dms_assume_role_redshift" {
count = var.create && var.create_iam_roles ? 1 : 0
source_policy_documents = [data.aws_iam_policy_document.dms_assume_role[0].json]
statement {
actions = [
"sts:AssumeRole",
"sts:TagSession",
]
principals {
identifiers = ["redshift.${local.dns_suffix}"]
type = "Service"
}
}
}
# Time Sleep
resource "time_sleep" "wait_for_dependency_resources" {
depends_on = [
aws_iam_role.dms_access_for_endpoint,
aws_iam_role.dms_cloudwatch_logs_role,
aws_iam_role.dms_vpc_role
]
create_duration = "10s"
destroy_duration = "10s"
}
# DMS Endpoint
resource "aws_iam_role" "dms_access_for_endpoint" {
count = var.create && var.create_iam_roles ? 1 : 0
name = "${var.repl_instance_id}-access-for-endpoint"
description = "DMS IAM role for endpoint access permissions"
permissions_boundary = var.iam_role_permissions_boundary
assume_role_policy = var.enable_redshift_target_permissions ? data.aws_iam_policy_document.dms_assume_role_redshift[0].json : data.aws_iam_policy_document.dms_assume_role[0].json
managed_policy_arns = ["arn:${local.partition}:iam::aws:policy/service-role/AmazonDMSRedshiftS3Role"]
force_detach_policies = true
tags = merge(var.tags, var.iam_role_tags)
}
# DMS CloudWatch Logs
resource "aws_iam_role" "dms_cloudwatch_logs_role" {
count = var.create && var.create_iam_roles ? 1 : 0
name = "${var.repl_instance_id}-cloudwatch-logs-role"
description = "DMS IAM role for CloudWatch logs permissions"
permissions_boundary = var.iam_role_permissions_boundary
assume_role_policy = data.aws_iam_policy_document.dms_assume_role[0].json
managed_policy_arns = ["arn:${local.partition}:iam::aws:policy/service-role/AmazonDMSCloudWatchLogsRole"]
force_detach_policies = true
tags = merge(var.tags, var.iam_role_tags)
}
# DMS VPC
resource "aws_iam_role" "dms_vpc_role" {
count = var.create && var.create_iam_roles ? 1 : 0
name = "${var.repl_instance_id}-vpc-role"
description = "DMS IAM role for VPC permissions"
permissions_boundary = var.iam_role_permissions_boundary
assume_role_policy = data.aws_iam_policy_document.dms_assume_role[0].json
managed_policy_arns = ["arn:${local.partition}:iam::aws:policy/service-role/AmazonDMSVPCManagementRole"]
force_detach_policies = true
tags = merge(var.tags, var.iam_role_tags)
}
################################################################################
# Subnet group
################################################################################
resource "aws_dms_replication_subnet_group" "this" {
count = var.create && var.create_repl_subnet_group ? 1 : 0
replication_subnet_group_id = lower(var.repl_subnet_group_name)
replication_subnet_group_description = var.repl_subnet_group_description
subnet_ids = var.repl_subnet_group_subnet_ids
tags = merge(var.tags, var.repl_subnet_group_tags)
depends_on = [time_sleep.wait_for_dependency_resources]
}
################################################################################
# Instance
################################################################################
resource "aws_dms_replication_instance" "this" {
count = var.create && var.create_repl_instance ? 1 : 0
allocated_storage = var.repl_instance_allocated_storage
allow_major_version_upgrade = var.repl_instance_allow_major_version_upgrade
apply_immediately = var.repl_instance_apply_immediately
auto_minor_version_upgrade = var.repl_instance_auto_minor_version_upgrade
availability_zone = var.repl_instance_availability_zone
engine_version = var.repl_instance_engine_version
kms_key_arn = var.repl_instance_kms_key_arn
multi_az = var.repl_instance_multi_az
network_type = var.repl_instance_network_type
preferred_maintenance_window = var.repl_instance_preferred_maintenance_window
publicly_accessible = var.repl_instance_publicly_accessible
replication_instance_class = var.repl_instance_class
replication_instance_id = var.repl_instance_id
replication_subnet_group_id = local.subnet_group_id
vpc_security_group_ids = var.repl_instance_vpc_security_group_ids
tags = merge(var.tags, var.repl_instance_tags)
timeouts {
create = try(var.repl_instance_timeouts.create, null)
update = try(var.repl_instance_timeouts.update, null)
delete = try(var.repl_instance_timeouts.delete, null)
}
depends_on = [time_sleep.wait_for_dependency_resources]
}
################################################################################
# Endpoint
################################################################################
resource "aws_dms_endpoint" "this" {
for_each = { for k, v in var.endpoints : k => v if var.create }
certificate_arn = try(aws_dms_certificate.this[each.value.certificate_key].certificate_arn, null)
database_name = lookup(each.value, "database_name", null)
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Elasticsearch.html
dynamic "elasticsearch_settings" {
for_each = length(lookup(each.value, "elasticsearch_settings", [])) > 0 ? [each.value.elasticsearch_settings] : []
content {
endpoint_uri = elasticsearch_settings.value.endpoint_uri
error_retry_duration = try(elasticsearch_settings.value.error_retry_duration, null)
full_load_error_percentage = try(elasticsearch_settings.value.full_load_error_percentage, null)
service_access_role_arn = lookup(elasticsearch_settings.value, "service_access_role_arn", aws_iam_role.access[0].arn)
use_new_mapping_type = try(elasticsearch_settings.value.use_new_mapping_type, null)
}
}
endpoint_id = each.value.endpoint_id
endpoint_type = each.value.endpoint_type
engine_name = each.value.engine_name
extra_connection_attributes = try(each.value.extra_connection_attributes, null)
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Kafka.html
dynamic "kafka_settings" {
for_each = length(lookup(each.value, "kafka_settings", [])) > 0 ? [each.value.kafka_settings] : []
content {
broker = kafka_settings.value.broker
include_control_details = try(kafka_settings.value.include_control_details, null)
include_null_and_empty = try(kafka_settings.value.include_null_and_empty, null)
include_partition_value = try(kafka_settings.value.include_partition_value, null)
include_table_alter_operations = try(kafka_settings.value.include_table_alter_operations, null)
include_transaction_details = try(kafka_settings.value.include_transaction_details, null)
message_format = try(kafka_settings.value.message_format, null)
message_max_bytes = try(kafka_settings.value.message_max_bytes, null)
no_hex_prefix = try(kafka_settings.value.no_hex_prefix, null)
partition_include_schema_table = try(kafka_settings.value.partition_include_schema_table, null)
sasl_password = lookup(kafka_settings.value, "sasl_password", null)
sasl_username = lookup(kafka_settings.value, "sasl_username", null)
security_protocol = try(kafka_settings.value.security_protocol, null)
ssl_ca_certificate_arn = lookup(kafka_settings.value, "ssl_ca_certificate_arn", null)
ssl_client_certificate_arn = lookup(kafka_settings.value, "ssl_client_certificate_arn", null)
ssl_client_key_arn = lookup(kafka_settings.value, "ssl_client_key_arn", null)
ssl_client_key_password = lookup(kafka_settings.value, "ssl_client_key_password", null)
topic = try(kafka_settings.value.topic, null)
}
}
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Kinesis.html
dynamic "kinesis_settings" {
for_each = length(lookup(each.value, "kinesis_settings", [])) > 0 ? [each.value.kinesis_settings] : []
content {
include_control_details = try(kinesis_settings.value.include_control_details, null)
include_null_and_empty = try(kinesis_settings.value.include_null_and_empty, null)
include_partition_value = try(kinesis_settings.value.include_partition_value, null)
include_table_alter_operations = try(kinesis_settings.value.include_table_alter_operations, null)
include_transaction_details = try(kinesis_settings.value.include_transaction_details, null)
message_format = try(kinesis_settings.value.message_format, null)
partition_include_schema_table = try(kinesis_settings.value.partition_include_schema_table, null)
service_access_role_arn = lookup(kinesis_settings.value, "service_access_role_arn", local.access_iam_role)
stream_arn = lookup(kinesis_settings.value, "stream_arn", null)
}
}
kms_key_arn = lookup(each.value, "kms_key_arn", null)
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Source.MongoDB.html
dynamic "mongodb_settings" {
for_each = length(lookup(each.value, "mongodb_settings", [])) > 0 ? [each.value.mongodb_settings] : []
content {
auth_mechanism = try(mongodb_settings.value.auth_mechanism, null)
auth_source = try(mongodb_settings.value.auth_source, null)
auth_type = try(mongodb_settings.value.auth_type, null)
docs_to_investigate = try(mongodb_settings.value.docs_to_investigate, null)
extract_doc_id = try(mongodb_settings.value.extract_doc_id, null)
nesting_level = try(mongodb_settings.value.nesting_level, null)
}
}
password = lookup(each.value, "password", null)
pause_replication_tasks = try(each.value.pause_replication_tasks, null)
port = try(each.value.port, null)
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Source.PostgreSQL.html
dynamic "postgres_settings" {
for_each = length(lookup(each.value, "postgres_settings", [])) > 0 ? [each.value.postgres_settings] : []
content {
after_connect_script = try(postgres_settings.value.after_connect_script, null)
babelfish_database_name = try(postgres_settings.value.babelfish_database_name, null)
capture_ddls = try(postgres_settings.value.capture_ddls, null)
database_mode = try(postgres_settings.value.database_mode, null)
ddl_artifacts_schema = try(postgres_settings.value.ddl_artifacts_schema, null)
execute_timeout = try(postgres_settings.value.execute_timeout, null)
fail_tasks_on_lob_truncation = try(postgres_settings.value.fail_tasks_on_lob_truncation, null)
heartbeat_enable = try(postgres_settings.value.heartbeat_enable, null)
heartbeat_frequency = try(postgres_settings.value.heartbeat_frequency, null)
heartbeat_schema = try(postgres_settings.value.heartbeat_schema, null)
map_boolean_as_boolean = try(postgres_settings.value.map_boolean_as_boolean, null)
map_jsonb_as_clob = try(postgres_settings.value.map_jsonb_as_clob, null)
map_long_varchar_as = try(postgres_settings.value.map_long_varchar_as, null)
max_file_size = try(postgres_settings.value.max_file_size, null)
plugin_name = try(postgres_settings.value.plugin_name, null)
slot_name = try(postgres_settings.value.slot_name, null)
}
}
dynamic "redis_settings" {
for_each = length(lookup(each.value, "redis_settings", [])) > 0 ? [each.value.redis_settings] : []
content {
auth_password = try(redis_settings.value.auth_password, null)
auth_type = redis_settings.value.auth_type
auth_user_name = try(redis_settings.value.auth_user_name, null)
port = try(redis_settings.value.port, 6379)
server_name = redis_settings.value.server_name
ssl_ca_certificate_arn = lookup(redis_settings.value, "ssl_ca_certificate_arn", null)
ssl_security_protocol = try(redis_settings.value.ssl_security_protocol, null)
}
}
dynamic "redshift_settings" {
for_each = length(lookup(each.value, "redshift_settings", [])) > 0 ? [each.value.redshift_settings] : []
content {
bucket_folder = try(redshift_settings.value.bucket_folder, null)
bucket_name = lookup(redshift_settings.value, "bucket_name", null)
encryption_mode = try(redshift_settings.value.encryption_mode, null)
server_side_encryption_kms_key_id = lookup(redshift_settings.value, "server_side_encryption_kms_key_id", null)
service_access_role_arn = lookup(redshift_settings.value, "service_access_role_arn", "arn:${local.partition}:iam::${local.account_id}:role/dms-access-for-endpoint")
}
}
secrets_manager_access_role_arn = lookup(each.value, "secrets_manager_arn", null) != null ? lookup(each.value, "secrets_manager_access_role_arn", local.access_iam_role) : null
secrets_manager_arn = lookup(each.value, "secrets_manager_arn", null)
server_name = lookup(each.value, "server_name", null)
service_access_role = lookup(each.value, "service_access_role", local.access_iam_role)
ssl_mode = try(each.value.ssl_mode, null)
username = try(each.value.username, null)
tags = merge(var.tags, try(each.value.tags, {}))
}
################################################################################
# S3 Endpoint
################################################################################
resource "aws_dms_s3_endpoint" "this" {
for_each = { for k, v in var.s3_endpoints : k => v if var.create }
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Source.S3.html
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.S3.html
certificate_arn = try(aws_dms_certificate.this[each.value.certificate_key].certificate_arn, null)
endpoint_id = each.value.endpoint_id
endpoint_type = each.value.endpoint_type
kms_key_arn = lookup(each.value, "kms_key_arn", null)
ssl_mode = try(each.value.ssl_mode, null)
add_column_name = try(each.value.add_column_name, null)
add_trailing_padding_character = try(each.value.add_trailing_padding_character, null)
bucket_folder = try(each.value.bucket_folder, null)
bucket_name = each.value.bucket_name
canned_acl_for_objects = try(each.value.canned_acl_for_objects, null)
cdc_inserts_and_updates = try(each.value.cdc_inserts_and_updates, null)
cdc_inserts_only = try(each.value.cdc_inserts_only, null)
cdc_max_batch_interval = try(each.value.cdc_max_batch_interval, null)
cdc_min_file_size = try(each.value.cdc_min_file_size, null)
cdc_path = try(each.value.cdc_path, null)
compression_type = try(each.value.compression_type, null)
csv_delimiter = try(each.value.csv_delimiter, null)
csv_no_sup_value = try(each.value.csv_no_sup_value, null)
csv_null_value = try(each.value.csv_null_value, null)
csv_row_delimiter = try(each.value.csv_row_delimiter, null)
data_format = try(each.value.data_format, null)
data_page_size = try(each.value.data_page_size, null)
date_partition_delimiter = try(each.value.date_partition_delimiter, null)
date_partition_enabled = try(each.value.date_partition_enabled, null)
date_partition_sequence = try(each.value.date_partition_sequence, null)
date_partition_timezone = try(each.value.date_partition_timezone, null)
detach_target_on_lob_lookup_failure_parquet = try(each.value.detach_target_on_lob_lookup_failure_parquet, null)
dict_page_size_limit = try(each.value.dict_page_size_limit, null)
enable_statistics = try(each.value.enable_statistics, null)
encoding_type = try(each.value.encoding_type, null)
encryption_mode = try(each.value.encryption_mode, null)
expected_bucket_owner = try(each.value.expected_bucket_owner, null)
external_table_definition = try(each.value.external_table_definition, null)
glue_catalog_generation = try(each.value.glue_catalog_generation, null)
ignore_header_rows = try(each.value.ignore_header_rows, null)
include_op_for_full_load = try(each.value.include_op_for_full_load, null)
max_file_size = try(each.value.max_file_size, null)
parquet_timestamp_in_millisecond = try(each.value.parquet_timestamp_in_millisecond, null)
parquet_version = try(each.value.parquet_version, null)
preserve_transactions = try(each.value.preserve_transactions, null)
rfc_4180 = try(each.value.rfc_4180, null)
row_group_length = try(each.value.row_group_length, null)
server_side_encryption_kms_key_id = lookup(each.value, "server_side_encryption_kms_key_id", null)
service_access_role_arn = lookup(each.value, "service_access_role_arn", local.access_iam_role)
timestamp_column_name = try(each.value.timestamp_column_name, null)
use_csv_no_sup_value = try(each.value.use_csv_no_sup_value, null)
use_task_start_time_for_full_load_timestamp = try(each.value.use_task_start_time_for_full_load_timestamp, null)
tags = merge(var.tags, try(each.value.tags, {}))
}
################################################################################
# Replication Task - Instance
################################################################################
resource "aws_dms_replication_task" "this" {
for_each = { for k, v in var.replication_tasks : k => v if var.create && !contains(keys(v), "serverless_config") }
cdc_start_position = try(each.value.cdc_start_position, null)
cdc_start_time = try(each.value.cdc_start_time, null)
migration_type = each.value.migration_type
replication_instance_arn = aws_dms_replication_instance.this[0].replication_instance_arn
replication_task_id = each.value.replication_task_id
replication_task_settings = try(each.value.replication_task_settings, null)
source_endpoint_arn = try(aws_dms_endpoint.this[each.value.source_endpoint_key].endpoint_arn, aws_dms_s3_endpoint.this[each.value.source_endpoint_key].endpoint_arn)
start_replication_task = try(each.value.start_replication_task, null)
table_mappings = try(each.value.table_mappings, null)
target_endpoint_arn = try(aws_dms_endpoint.this[each.value.target_endpoint_key].endpoint_arn, aws_dms_s3_endpoint.this[each.value.target_endpoint_key].endpoint_arn)
tags = merge(var.tags, try(each.value.tags, {}))
}
################################################################################
# Replication Task - Serverless
################################################################################
resource "aws_dms_replication_config" "this" {
for_each = { for k, v in var.replication_tasks : k => v if var.create && contains(keys(v), "serverless_config") }
replication_config_identifier = each.value.replication_task_id
resource_identifier = each.value.replication_task_id
replication_type = each.value.migration_type
source_endpoint_arn = try(aws_dms_endpoint.this[each.value.source_endpoint_key].endpoint_arn, aws_dms_s3_endpoint.this[each.value.source_endpoint_key].endpoint_arn)
target_endpoint_arn = try(aws_dms_endpoint.this[each.value.target_endpoint_key].endpoint_arn, aws_dms_s3_endpoint.this[each.value.target_endpoint_key].endpoint_arn)
table_mappings = try(each.value.table_mappings, null)
replication_settings = try(each.value.replication_task_settings, null)
supplemental_settings = try(each.value.supplemental_task_settings, null)
start_replication = try(each.value.start_replication_task, null)
compute_config {
availability_zone = try(each.value.serverless_config.availability_zone, null)
dns_name_servers = try(each.value.serverless_config.dns_name_servers, null)
kms_key_id = try(each.value.serverless_config.kms_key_id, null)
max_capacity_units = each.value.serverless_config.max_capacity_units
min_capacity_units = try(each.value.serverless_config.min_capacity_units, null)
multi_az = try(each.value.serverless_config.multi_az, null)
preferred_maintenance_window = try(each.value.serverless_config.preferred_maintenance_window, null)
replication_subnet_group_id = local.subnet_group_id
vpc_security_group_ids = try(each.value.serverless_config.vpc_security_group_ids, null)
}
tags = merge(var.tags, try(each.value.tags, {}))
}
################################################################################
# Event Subscription
################################################################################
resource "aws_dms_event_subscription" "this" {
for_each = { for k, v in var.event_subscriptions : k => v if var.create }
enabled = try(each.value.enabled, null)
event_categories = try(each.value.event_categories, null)
name = each.value.name
sns_topic_arn = each.value.sns_topic_arn
source_ids = compact(concat(
[
for instance in aws_dms_replication_instance.this[*] :
instance.replication_instance_id if lookup(each.value, "instance_event_subscription_keys", null) == var.repl_instance_id
],
[
for task in aws_dms_replication_task.this[*] :
task.replication_task_id if contains(lookup(each.value, "task_event_subscription_keys", []), each.key)
]
))
source_type = try(each.value.source_type, null)
tags = merge(var.tags, try(each.value.tags, {}))
timeouts {
create = try(var.event_subscription_timeouts.create, null)
update = try(var.event_subscription_timeouts.update, null)
delete = try(var.event_subscription_timeouts.delete, null)
}
}
################################################################################
# Certificate
################################################################################
resource "aws_dms_certificate" "this" {
for_each = { for k, v in var.certificates : k => v if var.create }
certificate_id = each.value.certificate_id
certificate_pem = lookup(each.value, "certificate_pem", null)
certificate_wallet = lookup(each.value, "certificate_wallet", null)
tags = merge(var.tags, try(each.value.tags, {}))
}
################################################################################
# Access IAM Role
################################################################################
locals {
access_iam_role_name = try(coalesce(var.access_iam_role_name, var.repl_instance_id), "")
create_access_iam_role = var.create && var.create_access_iam_role
create_access_policy = local.create_access_iam_role && var.create_access_policy
access_iam_role = local.create_access_iam_role ? aws_iam_role.access[0].arn : null
}
data "aws_iam_policy_document" "access_assume" {
count = local.create_access_iam_role ? 1 : 0
statement {
sid = "DMSAssumeRole"
actions = [
"sts:AssumeRole",
"sts:TagSession",
]
principals {
identifiers = [
"dms.${local.dns_suffix}",
"dms.${local.region}.${local.dns_suffix}",
]
type = "Service"
}
# https://docs.aws.amazon.com/dms/latest/userguide/cross-service-confused-deputy-prevention.html#cross-service-confused-deputy-prevention-dms-api
condition {
test = "ArnLike"
variable = "aws:SourceArn"
values = ["arn:${local.partition}:dms:${local.region}:${local.account_id}:*"]
}
condition {
test = "StringEquals"
variable = "aws:SourceAccount"
values = [local.account_id]
}
}
}
resource "aws_iam_role" "access" {
count = local.create_access_iam_role ? 1 : 0
name = var.access_iam_role_use_name_prefix ? null : local.access_iam_role_name
name_prefix = var.access_iam_role_use_name_prefix ? "${local.access_iam_role_name}-" : null
path = var.access_iam_role_path
description = coalesce(var.access_iam_role_description, "Service access role")
assume_role_policy = data.aws_iam_policy_document.access_assume[0].json
permissions_boundary = var.access_iam_role_permissions_boundary
force_detach_policies = true
tags = merge(var.tags, var.access_iam_role_tags)
}
resource "aws_iam_role_policy_attachment" "access_additional" {
for_each = { for k, v in var.access_iam_role_policies : k => v if local.create_access_iam_role }
role = aws_iam_role.access[0].name
policy_arn = each.value
}
data "aws_iam_policy_document" "access" {
count = local.create_access_policy ? 1 : 0
statement {
sid = "KMS"
actions = [
"kms:Decrypt",
"kms:DescribeKey",
]
resources = coalescelist(
var.access_kms_key_arns,
["arn:${local.partition}:kms:${local.region}:${local.account_id}:key/*"]
)
}
# https://docs.aws.amazon.com/dms/latest/userguide/security_iam_secretsmanager.html
dynamic "statement" {
for_each = length(var.access_secret_arns) > 0 ? [1] : []
content {
sid = "SecretsManager"
actions = ["secretsmanager:GetSecretValue"]
resources = var.access_secret_arns
}
}
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Source.S3.html#CHAP_Source.S3.Prerequisites
dynamic "statement" {
for_each = length(var.access_source_s3_bucket_arns) > 0 ? [1] : []
content {
sid = "S3Source"
actions = [
"s3:ListBucket",
"s3:GetObject",
"S3:GetObjectVersion",
]
resources = var.access_source_s3_bucket_arns
}
}
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.S3.html#CHAP_Target.S3.Prerequisites
dynamic "statement" {
for_each = length(var.access_target_s3_bucket_arns) > 0 ? [1] : []
content {
sid = "S3Target"
actions = [
"s3:ListBucket",
"s3:PutObject",
"s3:DeleteObject",
"s3:PutObjectTagging",
]
resources = var.access_target_s3_bucket_arns
}
}
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Elasticsearch.html#CHAP_Target.Elasticsearch.Prerequisites
dynamic "statement" {
for_each = length(var.access_target_elasticsearch_arns) > 0 ? [1] : []
content {
sid = "ElasticSearchTarget"
actions = [
"es:ESHttpDelete",
"es:ESHttpGet",
"es:ESHttpHead",
"es:ESHttpPost",
"es:ESHttpPut",
]
resources = var.access_target_elasticsearch_arns
}
}
# https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Kinesis.html#CHAP_Target.Kinesis.Prerequisites
dynamic "statement" {
for_each = length(var.access_target_kinesis_arns) > 0 ? [1] : []
content {
sid = "KinesisTarget"
actions = [
"kinesis:DescribeStream",
"kinesis:PutRecord",
"kinesis:PutRecords",
]
resources = var.access_target_kinesis_arns
}
}
dynamic "statement" {
for_each = length(var.access_target_dynamodb_table_arns) > 0 ? [1] : []
content {
sid = "DynamoDBList"
actions = ["dynamodb:ListTables"]
resources = ["*"]
}
}
dynamic "statement" {
for_each = length(var.access_target_dynamodb_table_arns) > 0 ? [1] : []
content {
sid = "DynamoDBTarget"
actions = [
"dynamodb:PutItem",
"dynamodb:CreateTable",
"dynamodb:DescribeTable",
"dynamodb:DeleteTable",
"dynamodb:DeleteItem",
"dynamodb:UpdateItem"
]
resources = var.access_target_dynamodb_table_arns
}
}
dynamic "statement" {
for_each = var.access_iam_statements
content {
sid = try(statement.value.sid, null)
actions = try(statement.value.actions, null)
not_actions = try(statement.value.not_actions, null)
effect = try(statement.value.effect, null)
resources = try(statement.value.resources, null)
not_resources = try(statement.value.not_resources, null)
dynamic "principals" {
for_each = try(statement.value.principals, [])
content {
type = principals.value.type
identifiers = principals.value.identifiers
}
}
dynamic "not_principals" {
for_each = try(statement.value.not_principals, [])
content {
type = not_principals.value.type
identifiers = not_principals.value.identifiers
}
}
dynamic "condition" {
for_each = try(statement.value.conditions, [])
content {
test = condition.value.test
values = condition.value.values
variable = condition.value.variable
}
}
}
}
}
resource "aws_iam_policy" "access" {
count = local.create_access_policy ? 1 : 0
name = var.access_iam_role_use_name_prefix ? null : local.access_iam_role_name
name_prefix = var.access_iam_role_use_name_prefix ? "${local.access_iam_role_name}-" : null
description = coalesce(var.access_iam_role_description, "Service access role IAM policy")
policy = data.aws_iam_policy_document.access[0].json
tags = merge(var.tags, var.access_iam_role_tags)
}
resource "aws_iam_role_policy_attachment" "access" {
count = local.create_access_policy ? 1 : 0
role = aws_iam_role.access[0].name
policy_arn = aws_iam_policy.access[0].arn
}