alicloud/data_source_alicloud_bastionhost_hosts.go

package alicloud

import (
	"fmt"
	"regexp"
	"time"

	"github.com/PaesslerAG/jsonpath"
	"github.com/aliyun/terraform-provider-alicloud/alicloud/connectivity"
	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
	"github.com/hashicorp/terraform-plugin-sdk/helper/validation"
)

func dataSourceAlicloudBastionhostHosts() *schema.Resource {
	return &schema.Resource{
		Read: dataSourceAlicloudBastionhostHostsRead,
		Schema: map[string]*schema.Schema{
			"host_address": {
				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,
			},
			"host_name": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"instance_id": {
				Type:     schema.TypeString,
				Required: true,
				ForceNew: true,
			},
			"os_type": {
				Type:         schema.TypeString,
				Optional:     true,
				ForceNew:     true,
				ValidateFunc: validation.StringInSlice([]string{"Linux", "Windows"}, false),
			},
			"source": {
				Type:         schema.TypeString,
				Optional:     true,
				ForceNew:     true,
				ValidateFunc: validation.StringInSlice([]string{"Ecs", "Local", "Rds"}, false),
			},
			"source_instance_id": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"source_instance_state": {
				Type:     schema.TypeString,
				Optional: true,
				ForceNew: true,
			},
			"output_file": {
				Type:     schema.TypeString,
				Optional: true,
			},
			"hosts": {
				Type:     schema.TypeList,
				Computed: true,
				Elem: &schema.Resource{
					Schema: map[string]*schema.Schema{
						"active_address_type": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"comment": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"host_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"host_name": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"host_private_address": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"host_public_address": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"instance_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"os_type": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"protocols": {
							Type:     schema.TypeList,
							Computed: true,
							Elem: &schema.Resource{
								Schema: map[string]*schema.Schema{
									"host_finger_print": {
										Type:     schema.TypeString,
										Computed: true,
									},
									"port": {
										Type:     schema.TypeInt,
										Computed: true,
									},
									"protocol_name": {
										Type:     schema.TypeString,
										Computed: true,
									},
								},
							},
						},
						"source": {
							Type:     schema.TypeString,
							Computed: true,
						},
						"source_instance_id": {
							Type:     schema.TypeString,
							Computed: true,
						},
					},
				},
			},
			"enable_details": {
				Type:     schema.TypeBool,
				Optional: true,
				Default:  false,
			},
		},
	}
}

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

	action := "ListHosts"
	request := make(map[string]interface{})
	if v, ok := d.GetOk("host_address"); ok {
		request["HostAddress"] = v
	}
	if v, ok := d.GetOk("host_name"); ok {
		request["HostName"] = v
	}
	request["InstanceId"] = d.Get("instance_id")
	if v, ok := d.GetOk("os_type"); ok {
		request["OSType"] = v
	}
	request["RegionId"] = client.RegionId
	if v, ok := d.GetOk("source"); ok {
		request["Source"] = v
	}
	if v, ok := d.GetOk("source_instance_id"); ok {
		request["SourceInstanceId"] = v
	}
	if v, ok := d.GetOk("source_instance_state"); ok {
		request["SourceInstanceState"] = v
	}
	request["PageSize"] = PageSizeLarge
	request["PageNumber"] = 1
	var objects []map[string]interface{}
	var hostNameRegex *regexp.Regexp
	if v, ok := d.GetOk("name_regex"); ok {
		r, err := regexp.Compile(v.(string))
		if err != nil {
			return WrapError(err)
		}
		hostNameRegex = 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)
		}
	}
	var response map[string]interface{}
	var err error
	for {
		wait := incrementalWait(3*time.Second, 3*time.Second)
		err = resource.Retry(5*time.Minute, func() *resource.RetryError {
			response, err = client.RpcPost("Yundun-bastionhost", "2019-12-09", action, nil, request, true)
			if err != nil {
				if NeedRetry(err) {
					wait()
					return resource.RetryableError(err)
				}
				return resource.NonRetryableError(err)
			}
			return nil
		})
		addDebug(action, response, request)
		if err != nil {
			return WrapErrorf(err, DataDefaultErrorMsg, "alicloud_bastionhost_hosts", action, AlibabaCloudSdkGoERROR)
		}
		resp, err := jsonpath.Get("$.Hosts", response)
		if err != nil {
			return WrapErrorf(err, FailedGetAttributeMsg, action, "$.Hosts", response)
		}
		result, _ := resp.([]interface{})
		for _, v := range result {
			item := v.(map[string]interface{})
			if hostNameRegex != nil && !hostNameRegex.MatchString(fmt.Sprint(item["HostName"])) {
				continue
			}
			if len(idsMap) > 0 {
				if _, ok := idsMap[fmt.Sprint(item["HostId"])]; !ok {
					continue
				}
			}
			objects = append(objects, item)
		}
		if len(result) < PageSizeLarge {
			break
		}
		request["PageNumber"] = request["PageNumber"].(int) + 1
	}
	ids := make([]string, 0)
	names := make([]interface{}, 0)
	s := make([]map[string]interface{}, 0)
	for _, object := range objects {
		mapping := map[string]interface{}{
			"active_address_type":  object["ActiveAddressType"],
			"comment":              object["Comment"],
			"id":                   fmt.Sprint(object["HostId"]),
			"host_id":              fmt.Sprint(object["HostId"]),
			"host_name":            object["HostName"],
			"host_private_address": object["HostPrivateAddress"],
			"host_public_address":  object["HostPublicAddress"],
			"instance_id":          request["InstanceId"],
			"os_type":              object["OSType"],
			"source":               object["Source"],
			"source_instance_id":   object["SourceInstanceId"],
		}
		ids = append(ids, fmt.Sprint(mapping["id"]))
		names = append(names, object["HostName"])
		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("hosts", s); err != nil {
		return WrapError(err)
	}
	if output, ok := d.GetOk("output_file"); ok && output.(string) != "" {
		writeToFile(output.(string), s)
	}

	return nil
}