data_source_ibm_atracker_targets.go

// Copyright IBM Corp. 2022 All Rights Reserved.
// Licensed under the Mozilla Public License v2.0

package atracker

import (
	"context"
	"fmt"
	"log"
	"time"

	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"

	"github.com/IBM/platform-services-go-sdk/atrackerv2"
)

func DataSourceIBMAtrackerTargets() *schema.Resource {
	return &schema.Resource{
		ReadContext: DataSourceIBMAtrackerTargetsRead,

		Schema: map[string]*schema.Schema{
			"name": {
				Type:        schema.TypeString,
				Optional:    true,
				Description: "The name of the target resource.",
			},
			"targets": {
				Type:        schema.TypeList,
				Computed:    true,
				Description: "A list of target resources.",
				Elem: &schema.Resource{
					Schema: map[string]*schema.Schema{
						"id": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The uuid of the target resource.",
						},
						"name": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The name of the target resource.",
						},
						"crn": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The crn of the target resource.",
						},
						"target_type": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The type of the target.",
						},
						"region": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "Included this optional field if you used it to create a target in a different region other than the one you are connected.",
						},
						"encrypt_key": {
							Type:        schema.TypeString,
							Computed:    true,
							Deprecated:  "use encryption_key instead",
							Description: "The encryption key that is used to encrypt events before Activity Tracker services buffer them on storage. This credential is masked in the response.",
						},
						"encryption_key": {
							Type:        schema.TypeString,
							Sensitive:   true,
							Computed:    true,
							Description: "The encryption key that is used to encrypt events before Activity Tracker services buffer them on storage. This credential is masked in the response.",
						},
						"cos_endpoint": {
							Type:        schema.TypeList,
							Computed:    true,
							Description: "Property values for a Cloud Object Storage Endpoint.",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"endpoint": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The host name of the Cloud Object Storage endpoint.",
									},
									"target_crn": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The CRN of the Cloud Object Storage instance.",
									},
									"bucket": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The bucket name under the Cloud Object Storage instance.",
									},
									"api_key": {
										Type:        schema.TypeString,
										Computed:    true,
										Sensitive:   true,
										Description: "The IAM API key that has writer access to the Cloud Object Storage instance. This credential is masked in the response. This is required if service_to_service is not enabled.",
									},
									"service_to_service_enabled": {
										Type:        schema.TypeBool,
										Computed:    true,
										Description: "ATracker service is enabled to support service to service authentication. If service to service is enabled then set this flag is true and do not supply apikey.",
									},
								},
							},
						},
						"logdna_endpoint": {
							Type:        schema.TypeList,
							Computed:    true,
							Description: "Property values for a LogDNA Endpoint.",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"target_crn": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The CRN of the LogDNA instance.",
									},
									"ingestion_key": {
										Type:        schema.TypeString,
										Sensitive:   true,
										Computed:    true,
										Description: "The LogDNA ingestion key is used for routing logs to a specific LogDNA instance.",
									},
								},
							},
						},
						"eventstreams_endpoint": &schema.Schema{
							Type:        schema.TypeList,
							Computed:    true,
							Description: "Property values for the Event Streams Endpoint in responses.",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"target_crn": &schema.Schema{
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The CRN of the Event Streams instance.",
									},
									"brokers": &schema.Schema{
										Type:        schema.TypeList,
										Computed:    true,
										Description: "List of broker endpoints.",
										Elem: &schema.Schema{
											Type: schema.TypeString,
										},
									},
									"topic": &schema.Schema{
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The messsage hub topic defined in the Event Streams instance.",
									},
									"api_key": &schema.Schema{ // pragma: allowlist secret
										Type:        schema.TypeString,
										Computed:    true,
										Sensitive:   true,
										Description: "The user password (api key) for the message hub topic in the Event Streams instance.",
									},
								},
							},
						},
						"cos_write_status": {
							Type:        schema.TypeList,
							Computed:    true,
							Deprecated:  "use write_status instead",
							Description: "The status of the write attempt with the provided cos_endpoint parameters.",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"status": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The status such as failed or success.",
									},
									"last_failure": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The timestamp of the failure.",
									},
									"reason_for_last_failure": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "Detailed description of the cause of the failure.",
									},
								},
							},
						},
						"write_status": {
							Type:        schema.TypeList,
							Computed:    true,
							Description: "The status of the write attempt to the target with the provided endpoint parameters.",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"status": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The status such as failed or success.",
									},
									"last_failure": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "The timestamp of the failure.",
									},
									"reason_for_last_failure": {
										Type:        schema.TypeString,
										Computed:    true,
										Description: "Detailed description of the cause of the failure.",
									},
								},
							},
						},
						"created": {
							Type:        schema.TypeString,
							Computed:    true,
							Deprecated:  "use created_at instead",
							Description: "The timestamp of the target creation time.",
						},
						"updated": {
							Type:        schema.TypeString,
							Computed:    true,
							Deprecated:  "use updated_at instead",
							Description: "The timestamp of the target last updated time.",
						},
						"created_at": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The timestamp of the target creation time.",
						},
						"updated_at": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The timestamp of the target last updated time.",
						},
						"api_version": {
							Type:        schema.TypeInt,
							Computed:    true,
							Description: "The API version of the target.",
						},
					},
				},
			},
		},
	}
}

func DataSourceIBMAtrackerTargetsRead(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
	atrackerClientv2, err := getAtrackerClients(meta)
	if err != nil {
		return diag.FromErr(err)
	}

	listTargetsOptions := &atrackerv2.ListTargetsOptions{}

	targetList, response, err := atrackerClientv2.ListTargetsWithContext(context, listTargetsOptions)
	if err != nil {
		log.Printf("[DEBUG] ListTargetsWithContext failed %s\n%s", err, response)
		return diag.FromErr(fmt.Errorf("ListTargetsWithContext failed %s\n%s", err, response))
	}

	// Use the provided filter argument and construct a new list with only the requested resource(s)
	var matchTargets []atrackerv2.Target
	var name string
	var suppliedFilter bool

	if v, ok := d.GetOk("name"); ok {
		name = v.(string)
		suppliedFilter = true
		for _, data := range targetList.Targets {
			if *data.Name == name {
				matchTargets = append(matchTargets, data)
			}
		}
	} else {
		matchTargets = targetList.Targets
	}
	targetList.Targets = matchTargets

	if suppliedFilter {
		if len(targetList.Targets) == 0 {
			return diag.FromErr(fmt.Errorf("no Targets found with name %s", name))
		}
		d.SetId(name)
	} else {
		d.SetId(DataSourceIBMAtrackerTargetsID(d))
	}

	targets := []map[string]interface{}{}
	if targetList.Targets != nil {
		for _, modelItem := range targetList.Targets {
			modelMap, err := DataSourceIBMAtrackerTargetsTargetToMap(&modelItem)
			if err != nil {
				return diag.FromErr(err)
			}
			targets = append(targets, modelMap)
		}
	}
	if err = d.Set("targets", targets); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting targets %s", err))
	}
	return nil

}

// DataSourceIBMAtrackerTargetsID returns a reasonable ID for the list.
func DataSourceIBMAtrackerTargetsID(d *schema.ResourceData) string {
	return time.Now().UTC().String()
}

func DataSourceIBMAtrackerTargetsTargetToMap(model *atrackerv2.Target) (map[string]interface{}, error) {
	modelMap := make(map[string]interface{})
	if model.ID != nil {
		modelMap["id"] = *model.ID
	}
	if model.Name != nil {
		modelMap["name"] = *model.Name
	}
	if model.CRN != nil {
		modelMap["crn"] = *model.CRN
	}
	if model.TargetType != nil {
		modelMap["target_type"] = *model.TargetType
	}
	if model.Region != nil {
		modelMap["region"] = *model.Region
	}
	if model.CosEndpoint != nil {
		cosEndpointMap, err := DataSourceIBMAtrackerTargetsCosEndpointToMap(model.CosEndpoint)
		if err != nil {
			return modelMap, err
		}
		modelMap["cos_endpoint"] = []map[string]interface{}{cosEndpointMap}
	}
	if model.LogdnaEndpoint != nil {
		logdnaEndpointMap, err := DataSourceIBMAtrackerTargetsLogdnaEndpointToMap(model.LogdnaEndpoint)
		if err != nil {
			return modelMap, err
		}
		modelMap["logdna_endpoint"] = []map[string]interface{}{logdnaEndpointMap}
	}
	if model.EventstreamsEndpoint != nil {
		eventstreamsEndpointMap, err := DataSourceIBMAtrackerTargetsEventstreamsEndpointToMap(model.EventstreamsEndpoint)
		if err != nil {
			return modelMap, err
		}
		modelMap["eventstreams_endpoint"] = []map[string]interface{}{eventstreamsEndpointMap}
	}
	if model.WriteStatus != nil {
		writeStatusMap, err := DataSourceIBMAtrackerTargetsWriteStatusToMap(model.WriteStatus)
		if err != nil {
			return modelMap, err
		}
		modelMap["write_status"] = []map[string]interface{}{writeStatusMap}
	}
	if model.CreatedAt != nil {
		modelMap["created_at"] = model.CreatedAt.String()
	}
	if model.UpdatedAt != nil {
		modelMap["updated_at"] = model.UpdatedAt.String()
	}
	if model.APIVersion != nil {
		modelMap["api_version"] = *model.APIVersion
	}
	// TODO: Deprecated, to remove
	modelMap["encryption_key"] = REDACTED_TEXT
	return modelMap, nil
}

func DataSourceIBMAtrackerTargetsCosEndpointToMap(model *atrackerv2.CosEndpoint) (map[string]interface{}, error) {
	modelMap := make(map[string]interface{})
	if model.Endpoint != nil {
		modelMap["endpoint"] = *model.Endpoint
	}
	if model.TargetCRN != nil {
		modelMap["target_crn"] = *model.TargetCRN
	}
	if model.Bucket != nil {
		modelMap["bucket"] = *model.Bucket
	}
	if model.ServiceToServiceEnabled != nil {
		modelMap["service_to_service_enabled"] = *model.ServiceToServiceEnabled
	}
	return modelMap, nil
}

func DataSourceIBMAtrackerTargetsLogdnaEndpointToMap(model *atrackerv2.LogdnaEndpoint) (map[string]interface{}, error) {
	modelMap := make(map[string]interface{})
	if model.TargetCRN != nil {
		modelMap["target_crn"] = *model.TargetCRN
	}
	return modelMap, nil
}

func DataSourceIBMAtrackerTargetsEventstreamsEndpointToMap(model *atrackerv2.EventstreamsEndpoint) (map[string]interface{}, error) {
	modelMap := make(map[string]interface{})
	if model.TargetCRN != nil {
		modelMap["target_crn"] = *model.TargetCRN
	}
	if model.Brokers != nil {
		modelMap["brokers"] = model.Brokers
	}
	if model.Topic != nil {
		modelMap["topic"] = *model.Topic
	}
	if model.APIKey != nil {
		modelMap["api_key"] = *model.APIKey // pragma: allowlist secret
	}
	return modelMap, nil
}

func DataSourceIBMAtrackerTargetsWriteStatusToMap(model *atrackerv2.WriteStatus) (map[string]interface{}, error) {
	modelMap := make(map[string]interface{})
	if model.Status != nil {
		modelMap["status"] = *model.Status
	}
	if model.LastFailure != nil {
		modelMap["last_failure"] = model.LastFailure.String()
	}
	if model.ReasonForLastFailure != nil {
		modelMap["reason_for_last_failure"] = *model.ReasonForLastFailure
	}
	return modelMap, nil
}