data_source_alicloud_route_tables.go

package alicloud

import (
	"fmt"
	"regexp"

	"github.com/PaesslerAG/jsonpath"
	util "github.com/alibabacloud-go/tea-utils/service"
	"github.com/gunnerliu/terraform-provider-alicloud/alicloud/connectivity"
	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
	"github.com/hashicorp/terraform-plugin-sdk/helper/validation"
)

func dataSourceAlicloudRouteTables() *schema.Resource {
	return &schema.Resource{
		Read: dataSourceAlicloudRouteTablesRead,
		Schema: map[string]*schema.Schema{
			"resource_group_id": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"ids": {
				Type:     schema.TypeList,
				Optional: true,
				ForceNew: true,
				Elem:     &schema.Schema{Type: schema.TypeString},
				Computed: true,
			},
			"name_regex": {
				Type:         schema.TypeString,
				Optional:     true,
				ValidateFunc: validation.ValidateRegexp,
				ForceNew:     true,
			},
			"names": {
				Type:     schema.TypeList,
				Elem:     &schema.Schema{Type: schema.TypeString},
				Computed: true,
			},
			"route_table_name": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"router_id": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"router_type": {
				Type:         schema.TypeString,
				Optional:     true,
				ForceNew:     true,
				ValidateFunc: validation.StringInSlice([]string{"VRouter", "VBR"}, false),
			},
			"status": {
				Type:         schema.TypeString,
				Optional:     true,
				ForceNew:     true,
				ValidateFunc: validation.StringInSlice([]string{"Available", "Pending"}, false),
			},
			"tags": tagsSchema(),
			"vpc_id": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"output_file": {
				Type:     schema.TypeString,
				Optional: true,
			},
			"page_number": {
				Type:     schema.TypeInt,
				Optional: true,
			},
			"page_size": {
				Type:     schema.TypeInt,
				Optional: true,
				Default:  50,
			},
			"tables": {
				Type:     schema.TypeList,
				Computed: true,
				Elem: &schema.Resource{
					Schema: map[string]*schema.Schema{
						"description": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"resource_group_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"route_table_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"route_table_name": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"name": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"route_table_type": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"router_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"router_type": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"status": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"tags": {
							Type:     schema.TypeMap,
							Computed: true,
						},
						"vswitch_ids": {
							Type:     schema.TypeList,
							Computed: true,
							Elem:     &schema.Schema{Type: schema.TypeString},
						},
						"vpc_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
					},
				},
			},
			"total_count": {
				Type:     schema.TypeInt,
				Computed: true,
			},
		},
	}
}

func dataSourceAlicloudRouteTablesRead(d *schema.ResourceData, meta interface{}) error {
	client := meta.(*connectivity.AliyunClient)

	action := "DescribeRouteTableList"
	request := make(map[string]interface{})
	request["RegionId"] = client.RegionId
	if v, ok := d.GetOk("resource_group_id"); ok {
		request["ResourceGroupId"] = v
	}
	if v, ok := d.GetOk("route_table_name"); ok {
		request["RouteTableName"] = v
	}
	if v, ok := d.GetOk("router_id"); ok {
		request["RouterId"] = v
	}
	if v, ok := d.GetOk("router_type"); ok {
		request["RouterType"] = v
	}
	if v, ok := d.GetOk("tags"); ok {
		tags := make([]map[string]interface{}, 0)
		for key, value := range v.(map[string]interface{}) {
			tags = append(tags, map[string]interface{}{
				"Key":   key,
				"Value": value.(string),
			})
		}
		request["Tag"] = tags
	}
	if v, ok := d.GetOk("vpc_id"); ok {
		request["VpcId"] = v
	}
	if v, ok := d.GetOk("page_number"); ok && v.(int) > 0 {
		request["PageNumber"] = v.(int)
	} else {
		request["PageNumber"] = 1
	}
	if v, ok := d.GetOk("page_size"); ok && v.(int) > 0 {
		request["PageSize"] = v.(int)
	} else {
		request["PageSize"] = PageSizeLarge
	}
	var objects []interface{}
	var routeTableNameRegex *regexp.Regexp
	if v, ok := d.GetOk("name_regex"); ok {
		r, err := regexp.Compile(v.(string))
		if err != nil {
			return WrapError(err)
		}
		routeTableNameRegex = r
	}

	idsMap := make(map[string]string)
	if v, ok := d.GetOk("ids"); ok {
		for _, vv := range v.([]interface{}) {
			if vv == nil {
				continue
			}
			idsMap[vv.(string)] = vv.(string)
		}
	}
	status, statusOk := d.GetOk("status")
	var response map[string]interface{}
	conn, err := client.NewVpcClient()
	if err != nil {
		return WrapError(err)
	}
	for {
		runtime := util.RuntimeOptions{}
		runtime.SetAutoretry(true)
		response, err = conn.DoRequest(StringPointer(action), nil, StringPointer("POST"), StringPointer("2016-04-28"), StringPointer("AK"), nil, request, &runtime)
		if err != nil {
			return WrapErrorf(err, DataDefaultErrorMsg, "alicloud_route_tables", action, AlibabaCloudSdkGoERROR)
		}
		addDebug(action, response, request)

		resp, err := jsonpath.Get("$.RouterTableList.RouterTableListType", response)
		if err != nil {
			return WrapErrorf(err, FailedGetAttributeMsg, action, "$.RouterTableList.RouterTableListType", response)
		}
		result, _ := resp.([]interface{})
		if isPagingRequest(d) {
			objects = result
			break
		}
		for _, v := range result {
			item := v.(map[string]interface{})
			if routeTableNameRegex != nil {
				if !routeTableNameRegex.MatchString(fmt.Sprint(item["RouteTableName"])) {
					continue
				}
			}
			if len(idsMap) > 0 {
				if _, ok := idsMap[fmt.Sprint(item["RouteTableId"])]; !ok {
					continue
				}
			}
			if statusOk && status.(string) != "" && status.(string) != item["Status"].(string) {
				continue
			}
			objects = append(objects, item)
		}
		if len(result) < request["PageSize"].(int) {
			break
		}
		request["PageNumber"] = request["PageNumber"].(int) + 1
	}
	ids := make([]string, 0)
	names := make([]interface{}, 0)
	s := make([]map[string]interface{}, 0)
	for _, v := range objects {
		object := v.(map[string]interface{})
		mapping := map[string]interface{}{
			"description":       object["Description"],
			"resource_group_id": object["ResourceGroupId"],
			"id":                fmt.Sprint(object["RouteTableId"]),
			"route_table_id":    fmt.Sprint(object["RouteTableId"]),
			"route_table_name":  object["RouteTableName"],
			"name":              object["RouteTableName"],
			"route_table_type":  object["RouteTableType"],
			"router_id":         object["RouterId"],
			"router_type":       object["RouterType"],
			"status":            object["Status"],
			"vswitch_ids":       object["VSwitchIds"].(map[string]interface{})["VSwitchId"],
			"vpc_id":            object["VpcId"],
		}

		tags := make(map[string]interface{})
		t, _ := jsonpath.Get("$.Tags.Tag", object)
		if t != nil {
			for _, t := range t.([]interface{}) {
				key := t.(map[string]interface{})["Key"].(string)
				value := t.(map[string]interface{})["Value"].(string)
				if !ignoredTags(key, value) {
					tags[key] = value
				}
			}
		}
		mapping["tags"] = tags
		ids = append(ids, fmt.Sprint(object["RouteTableId"]))
		names = append(names, object["RouteTableName"])
		s = append(s, mapping)
	}

	d.SetId(dataResourceIdHash(ids))
	if err := d.Set("ids", ids); err != nil {
		return WrapError(err)
	}

	if err := d.Set("names", names); err != nil {
		return WrapError(err)
	}

	if err := d.Set("tables", s); err != nil {
		return WrapError(err)
	}
	if err := d.Set("total_count", formatInt(response["TotalCount"])); err != nil {
		return WrapError(err)
	}
	if output, ok := d.GetOk("output_file"); ok && output.(string) != "" {
		writeToFile(output.(string), s)
	}

	return nil
}