From ec9c928d450da942897ddbb98f1b779954c095d8 Mon Sep 17 00:00:00 2001
From: rutvikshiyani_crest <rutvik.shiyani@crestdatasys.com>
Date: Sat, 18 Dec 2021 20:15:12 +0530
Subject: [PATCH 1/2] Synchronized template addition across go-routines.

added a mutex lock while adding a template to domain.
---
 constellix/resource_constellix_domain.go | 37 ++++++++++++++++++++----
 1 file changed, 31 insertions(+), 6 deletions(-)

diff --git a/constellix/resource_constellix_domain.go b/constellix/resource_constellix_domain.go
index 1da6107..94246e6 100644
--- a/constellix/resource_constellix_domain.go
+++ b/constellix/resource_constellix_domain.go
@@ -6,6 +6,7 @@ import (
 	"io/ioutil"
 	"log"
 	"strconv"
+	"sync"
 
 	"github.com/Constellix/constellix-go-client/client"
 	"github.com/Constellix/constellix-go-client/models"
@@ -13,6 +14,8 @@ import (
 	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
 )
 
+var mutex = sync.RWMutex{}
+
 func resourceConstellixDomain() *schema.Resource {
 	return &schema.Resource{
 		Create: resourceConstellixDNSCreate,
@@ -237,10 +240,6 @@ func resourceConstellixDNSCreate(d *schema.ResourceData, m interface{}) error {
 		domainAttr.Note = note.(string)
 	}
 
-	if template, ok := d.GetOk("template"); ok {
-		domainAttr.Template = template.(int)
-	}
-
 	if tg, ok := d.GetOk("tags"); ok {
 		tagsList := tg.([]interface{})
 		domainAttr.Tags = tagsList
@@ -288,7 +287,21 @@ func resourceConstellixDNSCreate(d *schema.ResourceData, m interface{}) error {
 	var data map[string]interface{}
 	json.Unmarshal([]byte(bodyString[1:len(bodyString)-1]), &data)
 
-	d.SetId(fmt.Sprintf("%.0f", data["id"]))
+	dn := fmt.Sprintf("%.0f", data["id"])
+	d.SetId(dn)
+
+	if _, ok := d.GetOk("template"); ok {
+		templatePayload := map[string]int{
+			"template": d.Get("template").(int),
+		}
+		mutex.Lock()
+		_, err = constellixConnect.UpdatebyID(templatePayload, "v1/domains/"+dn)
+		mutex.Unlock()
+		if err != nil {
+			return err
+		}
+	}
+
 	return resourceConstellixDNSRead(d, m)
 }
 
@@ -345,9 +358,11 @@ func resourceConstellixDNSRead(d *schema.ResourceData, m interface{}) error {
 	if obj.Exists("nameserverGroup") {
 		d.Set("nameserver_group", stripQuotes(obj.S("nameserverGroup").String()))
 	}
+
 	if obj.Exists("note") && obj.S("note").String() != "{}" {
 		d.Set("note", stripQuotes(obj.S("note").String()))
 	}
+
 	if obj.Exists("template") && obj.S("template").String() != "{}" {
 		d.Set("template", stripQuotes(obj.S("template").String()))
 	} else {
@@ -392,7 +407,9 @@ func resourceConstellixDNSUpdate(d *schema.ResourceData, m interface{}) error {
 		templatePayload := map[string]int{
 			"template": d.Get("template").(int),
 		}
+		mutex.Lock()
 		_, err := constellixClient.UpdatebyID(templatePayload, "v1/domains/"+dn)
+		mutex.Unlock()
 		if err != nil {
 			return err
 		}
@@ -449,7 +466,15 @@ func resourceConstellixDNSDelete(d *schema.ResourceData, m interface{}) error {
 
 	dn := d.Id()
 
-	err := constellixConnect.DeletebyId("v1/domains/" + dn)
+	templatePayload := map[string]int{
+		"template": 0,
+	}
+	_, err := constellixConnect.UpdatebyID(templatePayload, "v1/domains/"+dn)
+	if err != nil {
+		return err
+	}
+
+	err = constellixConnect.DeletebyId("v1/domains/" + dn)
 	if err != nil {
 		return err
 	}

From 58720439c9dc1c0c716eaacee3f9fe6b7dcd4f48 Mon Sep 17 00:00:00 2001
From: rutvikshiyani_crest <rutvik.shiyani@crestdatasys.com>
Date: Wed, 5 Jan 2022 17:56:46 +0530
Subject: [PATCH 2/2] updated domain template addition.

---
 constellix/resource_constellix_domain.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/constellix/resource_constellix_domain.go b/constellix/resource_constellix_domain.go
index 94246e6..f7a924d 100644
--- a/constellix/resource_constellix_domain.go
+++ b/constellix/resource_constellix_domain.go
@@ -197,6 +197,8 @@ func resourceConstellixDNSImport(d *schema.ResourceData, m interface{}) ([]*sche
 
 	if obj.Exists("template") && obj.S("template").String() != "{}" {
 		d.Set("template", stripQuotes(obj.S("template").String()))
+	} else {
+		d.Set("template", 0)
 	}
 
 	if obj.S("tags").Data() != nil {