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data_source_hcs_elb_pools.go
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data_source_hcs_elb_pools.go
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// ---------------------------------------------------------------
// *** AUTO GENERATED CODE ***
// @Product ELB
// ---------------------------------------------------------------
package elb
import (
"context"
"encoding/json"
"fmt"
"log"
"strings"
"github.com/hashicorp/go-multierror"
"github.com/hashicorp/go-uuid"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/jmespath/go-jmespath"
"github.com/huaweicloud/terraform-provider-hcs/huaweicloudstack/sdk/huaweicloud/pagination"
"github.com/huaweicloud/terraform-provider-hcs/huaweicloudstack/common"
"github.com/huaweicloud/terraform-provider-hcs/huaweicloudstack/config"
"github.com/huaweicloud/terraform-provider-hcs/huaweicloudstack/utils"
)
func DataSourcePools() *schema.Resource {
return &schema.Resource{
ReadContext: resourcePoolsRead,
Schema: map[string]*schema.Schema{
"region": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"pool_id": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the ID of the ELB pool.`,
},
"name": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the name of the ELB pool.`,
},
"description": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the description of the ELB pool.`,
},
"loadbalancer_id": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the loadbalancer ID of the ELB pool.`,
},
"healthmonitor_id": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the health monitor ID of the ELB pool.`,
},
"protocol": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the protocol of the ELB pool.`,
},
"lb_method": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the method of the ELB pool.`,
},
"listener_id": {
Type: schema.TypeString,
Optional: true,
Description: `Specifies the listener ID of the ELB pool.`,
},
"pools": {
Type: schema.TypeList,
Elem: poolsPoolsSchema(),
Computed: true,
Description: `Pool list. For details, see Data structure of the Pool field.`,
},
},
}
}
func poolsPoolsSchema() *schema.Resource {
sc := schema.Resource{
Schema: map[string]*schema.Schema{
"id": {
Type: schema.TypeString,
Computed: true,
Description: `The pool ID.`,
},
"name": {
Type: schema.TypeString,
Computed: true,
Description: `The pool name.`,
},
"description": {
Type: schema.TypeString,
Computed: true,
Description: `The description of pool.`,
},
"protocol": {
Type: schema.TypeString,
Computed: true,
Description: `The protocol of pool.`,
},
"ip_version": {
Type: schema.TypeString,
Computed: true,
Description: `The IP version of pool.`,
},
"lb_method": {
Type: schema.TypeString,
Computed: true,
Description: `The method of the ELB pool.`,
},
"healthmonitor_id": {
Type: schema.TypeString,
Computed: true,
Description: `Specifies the health monitor ID of the ELB pool.`,
},
"listeners": {
Type: schema.TypeList,
Elem: poolsPoolListenersSchema(),
Computed: true,
Description: `Listener list. For details, see Data structure of the listener field.`,
},
"loadbalancers": {
Type: schema.TypeList,
Elem: poolsPoolLoadbalancersSchema(),
Computed: true,
Description: `Loadbalancer list. For details, see Data structure of the loadbalancer field.`,
},
"members": {
Type: schema.TypeList,
Elem: poolsPoolMembersSchema(),
Computed: true,
Description: `Loadbalancer list. For details, see Data structure of the members field.`,
},
"persistence": {
Type: schema.TypeList,
Elem: poolsPoolPersistenceSchema(),
Computed: true,
},
},
}
return &sc
}
func poolsPoolListenersSchema() *schema.Resource {
sc := schema.Resource{
Schema: map[string]*schema.Schema{
"id": {
Type: schema.TypeString,
Computed: true,
Description: `The listener ID.`,
},
},
}
return &sc
}
func poolsPoolLoadbalancersSchema() *schema.Resource {
sc := schema.Resource{
Schema: map[string]*schema.Schema{
"id": {
Type: schema.TypeString,
Computed: true,
Description: `The loadbalancer ID.`,
},
},
}
return &sc
}
func poolsPoolMembersSchema() *schema.Resource {
sc := schema.Resource{
Schema: map[string]*schema.Schema{
"id": {
Type: schema.TypeString,
Computed: true,
Description: `The member ID.`,
},
},
}
return &sc
}
func poolsPoolPersistenceSchema() *schema.Resource {
sc := schema.Resource{
Schema: map[string]*schema.Schema{
"type": {
Type: schema.TypeString,
Computed: true,
Description: `The type of persistence mode.`,
},
"cookie_name": {
Type: schema.TypeString,
Computed: true,
Description: `The name of the cookie if persistence mode is set appropriately.`,
},
},
}
return &sc
}
func resourcePoolsRead(_ context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
cfg := config.GetHcsConfig(meta)
region := cfg.GetRegion(d)
var mErr *multierror.Error
// listPools: Query the List of ELB pools
var (
listPoolsHttpUrl = "v3/{project_id}/elb/pools"
listPoolsProduct = "elb"
)
listPoolsClient, err := cfg.NewServiceClient(listPoolsProduct, region)
if err != nil {
return diag.Errorf("error creating Pools Client: %s", err)
}
listPoolsPath := listPoolsClient.Endpoint + listPoolsHttpUrl
listPoolsPath = strings.ReplaceAll(listPoolsPath, "{project_id}", listPoolsClient.ProjectID)
listPoolsQueryParams := buildListPoolsQueryParams(d)
listPoolsPath += listPoolsQueryParams
listPoolsResp, err := pagination.ListAllItems(
listPoolsClient,
"offset",
listPoolsPath,
&pagination.QueryOpts{MarkerField: ""})
if err != nil {
return common.CheckDeletedDiag(d, err, "error retrieving Pools")
}
listPoolsRespJson, err := json.Marshal(listPoolsResp)
if err != nil {
return diag.FromErr(err)
}
var listPoolsRespBody interface{}
err = json.Unmarshal(listPoolsRespJson, &listPoolsRespBody)
if err != nil {
return diag.FromErr(err)
}
dataSourceId, err := uuid.GenerateUUID()
if err != nil {
return diag.Errorf("unable to generate ID: %s", err)
}
d.SetId(dataSourceId)
mErr = multierror.Append(
mErr,
d.Set("region", region),
d.Set("pools", flattenListPoolsBodyPools(listPoolsRespBody)),
)
return diag.FromErr(mErr.ErrorOrNil())
}
func flattenListPoolsBodyPools(resp interface{}) []interface{} {
if resp == nil {
return nil
}
curJson := utils.PathSearch("pools", resp, make([]interface{}, 0))
if curJson == nil {
return nil
}
curArray := curJson.([]interface{})
rst := make([]interface{}, 0, len(curArray))
for _, v := range curArray {
rst = append(rst, map[string]interface{}{
"id": utils.PathSearch("id", v, nil),
"name": utils.PathSearch("name", v, nil),
"description": utils.PathSearch("description", v, nil),
"protocol": utils.PathSearch("protocol", v, nil),
"ip_version": utils.PathSearch("ip_version", v, nil),
"lb_method": utils.PathSearch("lb_algorithm", v, nil),
"healthmonitor_id": utils.PathSearch("healthmonitor_id", v, nil),
"listeners": flattenPoolListeners(v),
"loadbalancers": flattenPoolLoadBalancers(v),
"members": flattenPoolMembers(v),
"persistence": flattenPoolPersistence(v),
})
}
return rst
}
func flattenPoolListeners(resp interface{}) []interface{} {
if resp == nil {
return nil
}
curJson := utils.PathSearch("listeners", resp, make([]interface{}, 0))
if curJson == nil {
return nil
}
curArray := curJson.([]interface{})
rst := make([]interface{}, 0, len(curArray))
for _, v := range curArray {
rst = append(rst, map[string]interface{}{
"id": utils.PathSearch("id", v, nil),
})
}
return rst
}
func flattenPoolLoadBalancers(resp interface{}) []interface{} {
if resp == nil {
return nil
}
curJson := utils.PathSearch("loadbalancers", resp, make([]interface{}, 0))
if curJson == nil {
return nil
}
curArray := curJson.([]interface{})
rst := make([]interface{}, 0, len(curArray))
for _, v := range curArray {
rst = append(rst, map[string]interface{}{
"id": utils.PathSearch("id", v, nil),
})
}
return rst
}
func flattenPoolMembers(resp interface{}) []interface{} {
if resp == nil {
return nil
}
curJson := utils.PathSearch("members", resp, make([]interface{}, 0))
if curJson == nil {
return nil
}
curArray := curJson.([]interface{})
rst := make([]interface{}, 0, len(curArray))
for _, v := range curArray {
rst = append(rst, map[string]interface{}{
"id": utils.PathSearch("id", v, nil),
})
}
return rst
}
func flattenPoolPersistence(resp interface{}) []interface{} {
var rst []interface{}
curJson, err := jmespath.Search("session_persistence", resp)
if err != nil {
log.Printf("[ERROR] Error parsing persistence from response= %#v", resp)
return rst
}
if curJson == nil {
return nil
}
rst = []interface{}{
map[string]interface{}{
"type": utils.PathSearch("type", curJson, nil),
"cookie_name": utils.PathSearch("cookie_name", curJson, nil),
},
}
return rst
}
func buildListPoolsQueryParams(d *schema.ResourceData) string {
res := ""
if v, ok := d.GetOk("pool_id"); ok {
res = fmt.Sprintf("%s&id=%v", res, v)
}
if v, ok := d.GetOk("name"); ok {
res = fmt.Sprintf("%s&name=%v", res, v)
}
if v, ok := d.GetOk("description"); ok {
res = fmt.Sprintf("%s&description=%v", res, v)
}
if v, ok := d.GetOk("loadbalancer_id"); ok {
res = fmt.Sprintf("%s&loadbalancer_id=%v", res, v)
}
if v, ok := d.GetOk("healthmonitor_id"); ok {
res = fmt.Sprintf("%s&healthmonitor_id=%v", res, v)
}
if v, ok := d.GetOk("protocol"); ok {
res = fmt.Sprintf("%s&protocol=%v", res, v)
}
if v, ok := d.GetOk("lb_method"); ok {
res = fmt.Sprintf("%s&lb_algorithm=%v", res, v)
}
if v, ok := d.GetOk("listener_id"); ok {
res = fmt.Sprintf("%s&listener_id=%v", res, v)
}
if res != "" {
res = "?" + res[1:]
}
return res
}