feat(lb): filter LBs with tags on datasource

docs/data-sources/lbs.md

@@ -20,12 +20,19 @@ data "scaleway_lbs" "my_key" {
   name = "foobar"
   zone = "fr-par-2"
 }
+
+# Find LBs that share the same tags
+data "scaleway_lbs" "lbs_by_tags" {
+  tags = [ "a tag" ]
+}
 ```
 
 ## Argument Reference
 
 - `name` - (Optional) The load balancer name used as a filter. LBs with a name like it are listed.
 
+- `tags` - (Optional)  List of tags used as filter. LBs with these exact tags are listed.
+
 - `zone` - (Defaults to [provider](../index.md#zone) `zone`) The [zone](../guides/regions_and_zones.md#zones) in which LBs exist.
 
 ## Attributes Reference

scaleway/data_source_lbs.go

@@ -20,6 +20,14 @@ func DataSourceScalewayLbs() *schema.Resource {
 				Optional:    true,
 				Description: "LBs with a name like it are listed.",
 			},
+			"tags": {
+				Type: schema.TypeList,
+				Elem: &schema.Schema{
+					Type: schema.TypeString,
+				},
+				Optional:    true,
+				Description: "LBs with these exact tags are listed",
+			},
 			"lbs": {
 				Type:     schema.TypeList,
 				Computed: true,
@@ -162,6 +170,7 @@ func dataSourceScalewayLbsRead(ctx context.Context, d *schema.ResourceData, m in
 		Zone:      zone,
 		Name:      types.ExpandStringPtr(d.Get("name")),
 		ProjectID: types.ExpandStringPtr(d.Get("project_id")),
+		Tags:      types.ExpandStrings(d.Get("tags")),
 	}, scw.WithContext(ctx))
 	if err != nil {
 		return diag.FromErr(err)

scaleway/data_source_lbs_test.go

@@ -36,6 +36,7 @@ func TestAccScalewayDataSourceLbs_Basic(t *testing.T) {
 						name  = "tf-lb-datasource0"
 						description = "a description"
 						type = "LB-S"
+						tags = [ "terraform-test", "data_scaleway_lbs", "basic" ]
 					}
 					`,
 			},
@@ -52,13 +53,15 @@ func TestAccScalewayDataSourceLbs_Basic(t *testing.T) {
 						name  = "tf-lb-datasource0"
 						description = "a description"
 						type = "LB-S"
+						tags = [ "terraform-test", "data_scaleway_lbs", "basic" ]
 					}
 
 					resource scaleway_lb lb2 {
 						ip_id = scaleway_lb_ip.ip2.id
 						name  = "tf-lb-datasource1"
 						description = "a description"
 						type = "LB-S"
+						tags = [ "terraform-test", "data_scaleway_lbs", "basic" ]
 					}
 					`,
 			},
@@ -75,20 +78,27 @@ func TestAccScalewayDataSourceLbs_Basic(t *testing.T) {
 						name  = "tf-lb-datasource0"
 						description = "a description"
 						type = "LB-S"
+						tags = [ "terraform-test", "data_scaleway_lbs", "basic" ]
 					}
 
 					resource scaleway_lb lb2 {
 						ip_id = scaleway_lb_ip.ip2.id
 						name  = "tf-lb-datasource1"
 						description = "a description"
 						type = "LB-S"
+						tags = [ "terraform-test", "data_scaleway_lbs", "basic" ]
 					}
 
 					data "scaleway_lbs" "lbs_by_name" {
 						name  = "tf-lb-datasource"
 						depends_on = [scaleway_lb.lb1, scaleway_lb.lb2]
 					}
 
+					data "scaleway_lbs" "lbs_by_tags" {
+						tags = [ "terraform-test", "data_scaleway_lbs" ]
+						depends_on = [scaleway_lb.lb1, scaleway_lb.lb2]
+					}
+
 					data "scaleway_lbs" "lbs_by_name_other_zone" {
 						name  = "tf-lb-datasource"
 						zone = "fr-par-2"
@@ -101,6 +111,9 @@ func TestAccScalewayDataSourceLbs_Basic(t *testing.T) {
 					resource.TestCheckResourceAttrSet("data.scaleway_lbs.lbs_by_name", "lbs.0.name"),
 					resource.TestCheckResourceAttrSet("data.scaleway_lbs.lbs_by_name", "lbs.1.name"),
 
+					resource.TestCheckResourceAttrSet("data.scaleway_lbs.lbs_by_tags", "lbs.0.id"),
+					resource.TestCheckResourceAttrSet("data.scaleway_lbs.lbs_by_tags", "lbs.1.id"),
+
 					resource.TestCheckNoResourceAttr("data.scaleway_lbs.lbs_by_name_other_zone", "lbs.0.id"),
 				),
 			},