variable "eks_cluster_id" {
  description = "EKS Cluster Id"
  type        = string
}

variable "enable_amazon_eks_adot" {
  description = "Enables the ADOT Operator on the EKS Cluster"
  type        = bool
  default     = true
}

variable "enable_cert_manager" {
  description = "Allow reusing an existing installation of cert-manager"
  type        = bool
  default     = true
}

variable "helm_config" {
  description = "Helm Config for Prometheus"
  type        = any
  default     = {}
}

variable "irsa_iam_role_path" {
  description = "IAM role path for IRSA roles"
  type        = string
  default     = "/"
}

variable "irsa_iam_permissions_boundary" {
  description = "IAM permissions boundary for IRSA roles"
  type        = string
  default     = null
}

variable "adot_loglevel" {
  description = "Verbosity level for ADOT collector logs"
  type        = string
  default     = "warn"
}

variable "managed_prometheus_workspace_endpoint" {
  description = "Amazon Managed Prometheus Workspace Endpoint"
  type        = string
  default     = ""
}

variable "managed_prometheus_workspace_id" {
  description = "Amazon Managed Prometheus Workspace ID"
  type        = string
  default     = null
}

variable "managed_prometheus_workspace_region" {
  description = "Amazon Managed Prometheus Workspace's Region"
  type        = string
  default     = null
}

variable "enable_alerting_rules" {
  description = "Enables or disables Managed Prometheus alerting rules"
  type        = bool
  default     = true
}

variable "enable_recording_rules" {
  description = "Enables or disables Managed Prometheus recording rules"
  type        = bool
  default     = true
}

variable "enable_dashboards" {
  description = "Enables or disables curated dashboards"
  type        = bool
  default     = true
}

variable "flux_kustomization_name" {
  description = "Flux Kustomization name"
  type        = string
  default     = "grafana-dashboards-infrastructure"
}

variable "flux_gitrepository_name" {
  description = "Flux GitRepository name"
  type        = string
  default     = "aws-observability-accelerator"
}

variable "flux_gitrepository_url" {
  description = "Flux GitRepository URL"
  type        = string
  default     = "https://github.com/aws-observability/aws-observability-accelerator"
}

variable "flux_gitrepository_branch" {
  description = "Flux GitRepository Branch"
  type        = string
  default     = "main"
}

variable "flux_kustomization_path" {
  description = "Flux Kustomization Path"
  type        = string
  default     = "./artifacts/grafana-operator-manifests/eks/infrastructure"
}

variable "enable_kube_state_metrics" {
  description = "Enables or disables Kube State metrics exporter. Disabling this might affect some data in the dashboards"
  type        = bool
  default     = true
}

variable "ksm_config" {
  description = "Kube State metrics configuration"
  type = object({
    create_namespace   = bool
    k8s_namespace      = string
    helm_chart_name    = string
    helm_chart_version = string
    helm_release_name  = string
    helm_repo_url      = string
    helm_settings      = map(string)
    helm_values        = map(any)

    scrape_interval = string
    scrape_timeout  = string
  })

  default = {
    create_namespace   = true
    helm_chart_name    = "kube-state-metrics"
    helm_chart_version = "4.24.0"
    helm_release_name  = "kube-state-metrics"
    helm_repo_url      = "https://prometheus-community.github.io/helm-charts"
    helm_settings      = {}
    helm_values        = {}
    k8s_namespace      = "kube-system"

    scrape_interval = "60s"
    scrape_timeout  = "15s"
  }
  nullable = false
}

variable "enable_node_exporter" {
  description = "Enables or disables Node exporter. Disabling this might affect some data in the dashboards"
  type        = bool
  default     = true
}

variable "ne_config" {
  description = "Node exporter configuration"
  type = object({
    create_namespace   = bool
    k8s_namespace      = string
    helm_chart_name    = string
    helm_chart_version = string
    helm_release_name  = string
    helm_repo_url      = string
    helm_settings      = map(string)
    helm_values        = map(any)

    scrape_interval = string
    scrape_timeout  = string
  })

  default = {
    create_namespace   = true
    helm_chart_name    = "prometheus-node-exporter"
    helm_chart_version = "4.14.0"
    helm_release_name  = "prometheus-node-exporter"
    helm_repo_url      = "https://prometheus-community.github.io/helm-charts"
    helm_settings      = {}
    helm_values        = {}
    k8s_namespace      = "prometheus-node-exporter"

    scrape_interval = "60s"
    scrape_timeout  = "60s"
  }
  nullable = false
}

variable "tags" {
  description = "Additional tags (e.g. `map('BusinessUnit`,`XYZ`)"
  type        = map(string)
  default     = {}
}

variable "prometheus_config" {
  description = "Controls default values such as scrape interval, timeouts and ports globally"
  type = object({
    global_scrape_interval = string
    global_scrape_timeout  = string
  })

  default = {
    global_scrape_interval = "120s"
    global_scrape_timeout  = "15s"
  }
  nullable = false
}

variable "enable_tracing" {
  description = "(Experimental) Enables tracing with AWS X-Ray. This changes the deploy mode of the collector to daemon set. Requirement: adot add-on <= 0.58-build.0"
  type        = bool
  default     = false
}

variable "tracing_config" {
  description = "Configuration object for traces collection to AWS X-Ray"
  type = object({
    otlp_grpc_endpoint = string
    otlp_http_endpoint = string
    send_batch_size    = number
    timeout            = string
  })

  default = {
    otlp_grpc_endpoint = "0.0.0.0:4317"
    otlp_http_endpoint = "0.0.0.0:4318"
    send_batch_size    = 50
    timeout            = "30s"
  }
}

variable "enable_custom_metrics" {
  description = "Allows additional metrics collection for config elements in the `custom_metrics_config` config object. Automatic dashboards are not included"
  type        = bool
  default     = false
}

variable "custom_metrics_config" {
  description = "Configuration object to enable custom metrics collection"
  type = object({
    ports = list(number)
    # paths = optional(list(string), ["/metrics"])
    # list of samples to be dropped by label prefix, ex: go_ -> discards go_.*
    dropped_series_prefixes = list(string)
  })

  default = {
    ports                   = []
    dropped_series_prefixes = ["unspecified"]
  }
}

variable "enable_java" {
  description = "Enable Java workloads monitoring, alerting and default dashboards"
  type        = bool
  default     = false
}

variable "java_config" {
  description = "Configuration object for Java/JMX monitoring"
  type = object({
    enable_alerting_rules  = bool
    enable_recording_rules = bool
    enable_dashboards      = bool
    scrape_sample_limit    = number


    flux_gitrepository_name   = string
    flux_gitrepository_url    = string
    flux_gitrepository_branch = string
    flux_kustomization_name   = string
    flux_kustomization_path   = string

    grafana_dashboard_url = string

    prometheus_metrics_endpoint = string
  })

  # defaults are pre-computed in locals.tf, provide a full definition to override
  default = null
}

variable "enable_nginx" {
  description = "Enable NGINX workloads monitoring, alerting and default dashboards"
  type        = bool
  default     = false
}


variable "nginx_config" {
  description = "Configuration object for NGINX monitoring"
  type = object({
    enable_alerting_rules  = bool
    enable_recording_rules = bool
    enable_dashboards      = bool
    scrape_sample_limit    = number

    flux_gitrepository_name   = string
    flux_gitrepository_url    = string
    flux_gitrepository_branch = string
    flux_kustomization_name   = string
    flux_kustomization_path   = string

    grafana_dashboard_url = string

    prometheus_metrics_endpoint = string
  })

  # defaults are pre-computed in locals.tf, provide a full definition to override
  default = null
}

variable "enable_istio" {
  description = "Enable ISTIO workloads monitoring, alerting and default dashboards"
  type        = bool
  default     = false
}


variable "istio_config" {
  description = "Configuration object for ISTIO monitoring"
  type = object({
    enable_alerting_rules  = bool
    enable_recording_rules = bool
    enable_dashboards      = bool
    scrape_sample_limit    = number

    flux_gitrepository_name   = string
    flux_gitrepository_url    = string
    flux_gitrepository_branch = string
    flux_kustomization_name   = string
    flux_kustomization_path   = string

    grafana_url                             = string
    grafana_istio_cp_dashboard_url          = string
    grafana_istio_mesh_dashboard_url        = string
    grafana_istio_performance_dashboard_url = string
    grafana_istio_service_dashboard_url     = string

    prometheus_metrics_endpoint = string
  })

  # defaults are pre-computed in locals.tf, provide a full definition to override
  default = null
}

variable "enable_logs" {
  description = "Using AWS For FluentBit to collect cluster and application logs to Amazon CloudWatch"
  type        = bool
  default     = true
}

variable "logs_config" {
  description = "Configuration object for logs collection"
  type = object({
    cw_log_retention_days = number
  })

  default = {
    # Valid values are  [1, 3, 5, 7, 14, 30, 60, 90, 120, 150, 180, 365, 400, 545, 731, 1827, 3653]
    cw_log_retention_days = 90
  }
}

variable "enable_fluxcd" {
  description = "Enables or disables FluxCD. Disabling this might affect some data in the dashboards"
  type        = bool
  default     = true
}

variable "flux_config" {
  description = "FluxCD configuration"
  type = object({
    create_namespace   = bool
    k8s_namespace      = string
    helm_chart_name    = string
    helm_chart_version = string
    helm_release_name  = string
    helm_repo_url      = string
    helm_settings      = map(string)
    helm_values        = map(any)
  })

  default = {
    create_namespace   = true
    helm_chart_name    = "flux2"
    helm_chart_version = "2.7.0"
    helm_release_name  = "observability-fluxcd-addon"
    helm_repo_url      = "https://fluxcd-community.github.io/helm-charts"
    helm_settings      = {}
    helm_values        = {}
    k8s_namespace      = "flux-system"
  }
  nullable = false
}

variable "enable_grafana_operator" {
  description = "Deploys Grafana Operator to EKS Cluster"
  type        = bool
  default     = true
}

variable "go_config" {
  description = "Grafana Operator configuration"
  type = object({
    create_namespace   = bool
    helm_chart         = string
    helm_name          = string
    k8s_namespace      = string
    helm_release_name  = string
    helm_chart_version = string
  })

  default = {
    create_namespace   = true
    helm_chart         = "oci://ghcr.io/grafana-operator/helm-charts/grafana-operator"
    helm_name          = "grafana-operator"
    k8s_namespace      = "grafana-operator"
    helm_release_name  = "grafana-operator"
    helm_chart_version = "v5.0.0-rc3"
  }
  nullable = false
}

variable "enable_external_secrets" {
  description = "Installs External Secrets to EKS Cluster"
  type        = bool
  default     = true
}

variable "grafana_api_key" {
  description = "Grafana API key for the Amazon Managed Grafana workspace. Required if `enable_external_secrets = true`"
  type        = string
  default     = ""
}

variable "grafana_url" {
  description = "Endpoint URL of Amazon Managed Grafana workspace. Required if `enable_grafana_operator = true`"
  type        = string
  default     = ""
}

variable "grafana_cluster_dashboard_url" {
  description = "Dashboard URL for Cluster Grafana Dashboard JSON"
  type        = string
  default     = "https://raw.githubusercontent.com/aws-observability/aws-observability-accelerator/main/artifacts/grafana-dashboards/eks/infrastructure/cluster.json"
}

variable "grafana_kubelet_dashboard_url" {
  description = "Dashboard URL for Kubelet Grafana Dashboard JSON"
  type        = string
  default     = "https://raw.githubusercontent.com/aws-observability/aws-observability-accelerator/main/artifacts/grafana-dashboards/eks/infrastructure/kubelet.json"
}

variable "grafana_namespace_workloads_dashboard_url" {
  description = "Dashboard URL for Namespace Workloads Grafana Dashboard JSON"
  type        = string
  default     = "https://raw.githubusercontent.com/aws-observability/aws-observability-accelerator/main/artifacts/grafana-dashboards/eks/infrastructure/namespace-workloads.json"
}

variable "grafana_node_exporter_dashboard_url" {
  description = "Dashboard URL for Node Exporter Grafana Dashboard JSON"
  type        = string
  default     = "https://raw.githubusercontent.com/aws-observability/aws-observability-accelerator/main/artifacts/grafana-dashboards/eks/infrastructure/nodeexporter-nodes.json"
}

variable "grafana_nodes_dashboard_url" {
  description = "Dashboard URL for Nodes Grafana Dashboard JSON"
  type        = string
  default     = "https://raw.githubusercontent.com/aws-observability/aws-observability-accelerator/main/artifacts/grafana-dashboards/eks/infrastructure/nodes.json"
}

variable "grafana_workloads_dashboard_url" {
  description = "Dashboard URL for Workloads Grafana Dashboard JSON"
  type        = string
  default     = "https://raw.githubusercontent.com/aws-observability/aws-observability-accelerator/main/artifacts/grafana-dashboards/eks/infrastructure/workloads.json"
}

variable "target_secret_name" {
  description = "Target secret in Kubernetes to store the Grafana API Key Secret"
  type        = string
  default     = "grafana-admin-credentials"
}

variable "target_secret_namespace" {
  description = "Target namespace of secret in Kubernetes to store the Grafana API Key Secret"
  type        = string
  default     = "grafana-operator"
}