provider "aws" {
  region = "us-east-1"
}

terraform {
  backend "s3" {
    bucket  = "orcd-terraform-state"
    key     = "prod/swf-monitoring-datadog-caching-monitor/terraform.tfstate"
    region  = "us-east-1"
    encrypt = "true"
  }
}


data "aws_secretsmanager_secret_version" "aws_access_key_id" {
  secret_id = "${var.environment}/${var.service_name}/AWS_ACCESS_KEY_ID"
}

data "aws_secretsmanager_secret_version" "aws_secret_access_key" {
  secret_id = "${var.environment}/${var.service_name}/AWS_SECRET_ACCESS_KEY"
}

data "aws_secretsmanager_secret_version" "datadog_api_key" {
  secret_id = "${var.environment}/${var.service_name}/DATADOG_API_KEY"
}

data "aws_secretsmanager_secret_version" "sentry_dsn" {
  secret_id = "${var.environment}/${var.service_name}/SENTRY_DSN"
}

data "aws_secretsmanager_secret_version" "snowflake_password" {
  secret_id = "${var.environment}/${var.service_name}/SNOWFLAKE_PASSWORD"
}

data "aws_secretsmanager_secret_version" "snowflake_private_key_string" {
  secret_id = "${var.environment}/${var.service_name}/SNOWFLAKE_PRIVATE_KEY_STRING"
}


data "aws_vpc" "main" {
  tags = {
    Name = "prod"
  }
}

data "aws_subnet_ids" "private" {
  vpc_id = data.aws_vpc.main.id
  tags = {
    Name = "prod_private_subnet_*"
  }
}

data "aws_iam_policy_document" "swf_monitoring_policy" {
  statement {
    actions = [
      "swf:CancelTimer",
      "swf:CompleteWorkflowExecution",
      "swf:ContinueAsNewWorkflowExecution",
      "swf:CountClosedWorkflowExecutions",
      "swf:CountOpenWorkflowExecutions",
      "swf:CountPendingActivityTasks",
      "swf:CountPendingDecisionTasks",
      "swf:DescribeActivityType",
      "swf:DescribeDomain",
      "swf:DescribeWorkflowExecution",
      "swf:DescribeWorkflowType",
      "swf:FailWorkflowExecution",
      "swf:GetWorkflowExecutionHistory",
      "swf:ListActivityTypes",
      "swf:ListClosedWorkflowExecutions",
      "swf:ListDomains",
      "swf:ListOpenWorkflowExecutions",
      "swf:ListWorkflowTypes",
      "swf:PollForActivityTask",
      "swf:PollForDecisionTask",
      "swf:RecordActivityTaskHeartbeat",
      "swf:RecordMarker",
      "swf:RegisterActivityType",
      "swf:RegisterDomain",
      "swf:RegisterWorkflowType",
      "swf:RequestCancelActivityTask",
      "swf:RespondActivityTaskCanceled",
      "swf:RespondActivityTaskCompleted",
      "swf:RespondActivityTaskFailed",
      "swf:RespondDecisionTaskCompleted",
      "swf:ScheduleActivityTask",
      "swf:SignalExternalWorkflowExecution",
      "swf:SignalWorkflowExecution",
      "swf:StartChildWorkflowExecution",
      "swf:StartTimer",
    "swf:StartWorkflowExecution"]
    resources = ["*"]
  }
}

resource "aws_iam_policy" "swf_monitoring_policy" {
  name   = "${var.environment}-${var.service_name}-swf-monitoring-policy"
  policy = data.aws_iam_policy_document.swf_monitoring_policy.json
}


module "swf_monitoring_datadog_caching_monitor_environment_prod" {
  source = "git@github.com:theorchard/terraform-fargate.git//"

  environment                      = var.environment
  service_name                     = var.service_name
  aws_region                       = var.aws_region
  commit_sha                       = "latest"
  container_port                   = "8080"
  task_type                        = "worker"
  desired_task_count               = 1
  task_cpu                         = 1024
  task_memory                      = 2048
  maximum_capacity                 = 1
  minimum_capacity                 = 1
  scale_up_adjustment              = 1
  scale_down_adjustment            = -1
  vpc_id                           = data.aws_vpc.main.id
  datadog_function_destination_arn = "arn:aws:lambda:us-east-1:437795906767:function:DatadogLambdaFunction"
  iam_managed_policy_attachments = [
  aws_iam_policy.swf_monitoring_policy.arn]

  fargate_service_subnets = data.aws_subnet_ids.private.ids

  environment_variables = [
    {
      AWS_REGION = var.aws_region
    },
    {
      AWS_ACCESS_KEY_ID = "${data.aws_secretsmanager_secret_version.aws_access_key_id.secret_string}"
    },
    {
      AWS_SECRET_ACCESS_KEY = "${data.aws_secretsmanager_secret_version.aws_secret_access_key.secret_string}"
    },
    {
      DATADOG_ENV = "${var.environment}-${var.service_name}"
    },
    {
      DD_LOGS_INJECTION = "true"
    },
    {
      Environment = var.environment
    },
    {
      SWF_DOMAIN = var.swf_domain
    },
    {
      SNOWFLAKE_USERS_TO_MONITOR = var.snowflake_users_to_monitor
    },
    {
      SNOWFLAKE_WAREHOUSES_TO_MONITOR = var.snowflake_warehouses_to_monitor
    },
    {
      LOGGER_DSN = var.logger_dsn
    },
    {
      SENTRY_DSN_ARN = data.aws_secretsmanager_secret_version.sentry_dsn.arn
    },
    {
      SNOWFLAKE_ACCOUNT = var.snowflake_account
    },
    {
      SNOWFLAKE_USER = var.snowflake_user
    },
    {
      SNOWFLAKE_DATABASE = var.snowflake_database
    },
    {
      SNOWFLAKE_SCHEMA = var.snowflake_schema
    },
    {
      SNOWFLAKE_WAREHOUSE = var.snowflake_warehouse
    },
    {
      SNOWFLAKE_ROLE = var.snowflake_role
    },
    {
      SNOWFLAKE_PASSWORD_ARN = data.aws_secretsmanager_secret_version.snowflake_password.arn
    },
    {
      SNOWFLAKE_PRIVATE_KEY_STRING_ARN = data.aws_secretsmanager_secret_version.snowflake_private_key_string.arn
    },
    {
      DATADOG_API_KEY_ARN = data.aws_secretsmanager_secret_version.datadog_api_key.arn
    },
  ]
}

module "fargate_service_dashboard" {
  source           = "git@github.com:theorchard/terraform-datadog.git//modules/service"
  environment      = var.environment
  environment_type = "fargate"
  service_name     = var.service_name
}