data_source_ibm_iam_policy_template_version.go

// Copyright IBM Corp. 2023 All Rights Reserved.
// Licensed under the Mozilla Public License v2.0

package iampolicy

import (
	"context"
	"fmt"
	"log"

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

	"github.com/IBM-Cloud/terraform-provider-ibm/ibm/conns"
	"github.com/IBM/platform-services-go-sdk/iampolicymanagementv1"
)

func DataSourceIBMIAMPolicyTemplateVersion() *schema.Resource {
	return &schema.Resource{
		ReadContext: dataSourceIBMIAMPolicyTemplateVersionRead,

		Schema: map[string]*schema.Schema{
			"policy_template_id": {
				Type:        schema.TypeString,
				Required:    true,
				Description: "The policy template ID.",
			},
			"version": {
				Type:        schema.TypeString,
				Required:    true,
				Description: "The policy template version.",
			},
			"name": {
				Type:        schema.TypeString,
				Computed:    true,
				Description: "name of template.",
			},
			"description": {
				Type:        schema.TypeString,
				Computed:    true,
				Description: "description of template purpose.",
			},
			"account_id": {
				Type:        schema.TypeString,
				Computed:    true,
				Description: "account id where this template will be created.",
			},
			"committed": {
				Type:        schema.TypeBool,
				Computed:    true,
				Description: "Template vesrsion committed status.",
			},
			"policy": {
				Type:        schema.TypeList,
				Computed:    true,
				Description: "The core set of properties associated with the template's policy objet.",
				Elem: &schema.Resource{
					Schema: map[string]*schema.Schema{
						"type": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "The policy type; either 'access' or 'authorization'.",
						},
						"description": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "Allows the customer to use their own words to record the purpose/context related to a policy.",
						},
						"resource": {
							Type:        schema.TypeList,
							Computed:    true,
							Description: "The resource attributes to which the policy grants access.",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"attributes": {
										Type:        schema.TypeList,
										Computed:    true,
										Description: "List of resource attributes to which the policy grants access.",
										Elem: &schema.Resource{
											Schema: map[string]*schema.Schema{
												"key": {
													Type:        schema.TypeString,
													Computed:    true,
													Description: "The name of a resource attribute.",
												},
												"operator": {
													Type:        schema.TypeString,
													Computed:    true,
													Description: "The operator of an attribute.",
												},
												"value": {
													Type:        schema.TypeString,
													Computed:    true,
													Description: "The value of a rule or resource attribute; can be boolean or string for resource attribute. Can be string or an array of strings (e.g., array of days to permit access) for rule attribute.",
												},
											},
										},
									},
									"tags": {
										Type:        schema.TypeList,
										Computed:    true,
										Description: "Optional list of resource tags to which the policy grants access.",
										Elem: &schema.Resource{
											Schema: map[string]*schema.Schema{
												"key": {
													Type:        schema.TypeString,
													Computed:    true,
													Description: "The name of an access management tag.",
												},
												"value": {
													Type:        schema.TypeString,
													Computed:    true,
													Description: "The value of an access management tag.",
												},
												"operator": {
													Type:        schema.TypeString,
													Computed:    true,
													Description: "The operator of an access management tag.",
												},
											},
										},
									},
								},
							},
						},
						"pattern": {
							Type:        schema.TypeString,
							Computed:    true,
							Description: "Indicates pattern of rule, either 'time-based-conditions:once', 'time-based-conditions:weekly:all-day', or 'time-based-conditions:weekly:custom-hours'.",
						},
						"rule_conditions": {
							Type:        schema.TypeSet,
							Optional:    true,
							Description: "Rule conditions enforced by the policy",
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"key": {
										Type:        schema.TypeString,
										Optional:    true,
										Description: "Key of the condition",
									},
									"operator": {
										Type:        schema.TypeString,
										Required:    true,
										Description: "Operator of the condition",
									},
									"value": {
										Type:        schema.TypeList,
										Optional:    true,
										Elem:        &schema.Schema{Type: schema.TypeString},
										Description: "Value of the condition",
									},
									"conditions": {
										Type:        schema.TypeList,
										Optional:    true,
										Description: "Additional Rule conditions enforced by the policy",
										Elem: &schema.Resource{
											Schema: map[string]*schema.Schema{
												"key": {
													Type:        schema.TypeString,
													Required:    true,
													Description: "Key of the condition",
												},
												"operator": {
													Type:        schema.TypeString,
													Required:    true,
													Description: "Operator of the condition",
												},
												"value": {
													Type:        schema.TypeList,
													Required:    true,
													Elem:        &schema.Schema{Type: schema.TypeString},
													Description: "Value of the condition",
												},
											},
										},
									},
								},
							},
						},

						"rule_operator": {
							Type:        schema.TypeString,
							Optional:    true,
							Description: "Operator that multiple rule conditions are evaluated over",
						},
						"roles": {
							Type:        schema.TypeList,
							Required:    true,
							Elem:        &schema.Schema{Type: schema.TypeString},
							Description: "Role names of the policy definition",
						},
					},
				},
			},
			"id": {
				Type:        schema.TypeString,
				Computed:    true,
				Description: "The policy template ID.",
			},
		},
	}
}

func dataSourceIBMIAMPolicyTemplateVersionRead(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
	iamPolicyManagementClient, err := meta.(conns.ClientSession).IAMPolicyManagementV1API()
	if err != nil {
		return diag.FromErr(err)
	}

	getPolicyTemplateVersionOptions := &iampolicymanagementv1.GetPolicyTemplateVersionOptions{}

	getPolicyTemplateVersionOptions.SetPolicyTemplateID(d.Get("policy_template_id").(string))
	getPolicyTemplateVersionOptions.SetVersion(d.Get("version").(string))

	policyTemplate, response, err := iamPolicyManagementClient.GetPolicyTemplateVersionWithContext(context, getPolicyTemplateVersionOptions)
	if err != nil {
		log.Printf("[DEBUG] GetPolicyTemplateVersionWithContext failed %s\n%s", err, response)
		return diag.FromErr(fmt.Errorf("GetPolicyTemplateVersionWithContext failed %s\n%s", err, response))
	}

	d.SetId(*policyTemplate.ID)

	if err = d.Set("name", policyTemplate.Name); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting name: %s", err))
	}

	if err = d.Set("description", policyTemplate.Description); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting description: %s", err))
	}

	if err = d.Set("account_id", policyTemplate.AccountID); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting account_id: %s", err))
	}

	if err = d.Set("committed", policyTemplate.Committed); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting committed: %s", err))
	}

	policy := []map[string]interface{}{}
	if policyTemplate.Policy != nil {
		modelMap, err := flattenTemplatePolicy(policyTemplate.Policy, iamPolicyManagementClient)
		if err != nil {
			return diag.FromErr(err)
		}
		policy = append(policy, modelMap)
	}
	if err = d.Set("policy", policy); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting policy %s", err))
	}

	if err = d.Set("id", policyTemplate.ID); err != nil {
		return diag.FromErr(fmt.Errorf("Error setting id: %s", err))
	}

	return nil
}