resource "kubernetes_deployment" "prefect_agent" {
  metadata {
    name      = "prefect-agent"
    namespace = kubernetes_namespace.prefect.metadata.0.name
    labels = {
      app = "prefect-agent"
    }
  }

  spec {
    replicas = 1

    selector {
      match_labels = {
        app = "prefect-agent"
      }
    }

    template {
      metadata {
        labels = {
          app = "prefect-agent"
        }
      }

      spec {
        node_selector = {
          "<http://cloud.google.com/gke-nodepool|cloud.google.com/gke-nodepool>" = google_container_node_pool.fixed_compute.name
        }
        container {
          name    = "agent"
          image   = "prefecthq/prefect:0.14.11-python3.8"
          command = ["/bin/bash", "-c"]
          args    = ["prefect agent kubernetes start"]

          env {
            name  = "PREFECT__CLOUD__API"
            value = "http://<HIDDEN>:4200/graphql"
          }

          env {
            name  = "NAMESPACE"
            value = "prefect"
          }

          env {
            name  = "PREFECT__CLOUD__AGENT__LABELS"
            value = "['prefect-agent']"
          }

          env {
            name  = "PREFECT__BACKEND"
            value = "server"
          }

          resources {
            limits = {
              cpu    = "100m"
              memory = "128Mi"
            }
          }

          liveness_probe {
            http_get {
              path = "/api/health"
              port = "8080"
            }

            initial_delay_seconds = 40
            period_seconds        = 40
            failure_threshold     = 2
          }

          image_pull_policy = "Always"
        }
      }
    }
  }
}