Added AWS Resource WAF SizeConstraintSet (#9689)

builtin/providers/aws/provider.go

@@ -355,9 +355,10 @@ func Provider() terraform.ResourceProvider {
 			"aws_vpn_gateway":                              resourceAwsVpnGateway(),
 			"aws_vpn_gateway_attachment":                   resourceAwsVpnGatewayAttachment(),
 			"aws_waf_byte_match_set":                       resourceAwsWafByteMatchSet(),
-			"aws_waf_web_acl":                              resourceAwsWafWebAcl(),
-			"aws_waf_rule":                                 resourceAwsWafRule(),
 			"aws_waf_ipset":                                resourceAwsWafIPSet(),
+			"aws_waf_rule":                                 resourceAwsWafRule(),
+			"aws_waf_size_constraint_set":                  resourceAwsWafSizeConstraintSet(),
+			"aws_waf_web_acl":                              resourceAwsWafWebAcl(),
 		},
 		ConfigureFunc: providerConfigure,
 	}

builtin/providers/aws/resource_aws_waf_size_constraint_set.go

@@ -0,0 +1,191 @@
+package aws
+
+import (
+	"log"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/aws/awserr"
+	"github.com/aws/aws-sdk-go/service/waf"
+	"github.com/hashicorp/errwrap"
+	"github.com/hashicorp/terraform/helper/schema"
+)
+
+func resourceAwsWafSizeConstraintSet() *schema.Resource {
+	return &schema.Resource{
+		Create: resourceAwsWafSizeConstraintSetCreate,
+		Read:   resourceAwsWafSizeConstraintSetRead,
+		Update: resourceAwsWafSizeConstraintSetUpdate,
+		Delete: resourceAwsWafSizeConstraintSetDelete,
+
+		Schema: map[string]*schema.Schema{
+			"name": &schema.Schema{
+				Type:     schema.TypeString,
+				Required: true,
+				ForceNew: true,
+			},
+			"size_constraints": &schema.Schema{
+				Type:     schema.TypeSet,
+				Required: true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"field_to_match": {
+							Type:     schema.TypeSet,
+							Required: true,
+							MaxItems: 1,
+							Elem: &schema.Resource{
+								Schema: map[string]*schema.Schema{
+									"data": {
+										Type:     schema.TypeString,
+										Optional: true,
+									},
+									"type": {
+										Type:     schema.TypeString,
+										Required: true,
+									},
+								},
+							},
+						},
+						"comparison_operator": &schema.Schema{
+							Type:     schema.TypeString,
+							Required: true,
+						},
+						"size": &schema.Schema{
+							Type:     schema.TypeInt,
+							Required: true,
+						},
+						"text_transformation": &schema.Schema{
+							Type:     schema.TypeString,
+							Required: true,
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func resourceAwsWafSizeConstraintSetCreate(d *schema.ResourceData, meta interface{}) error {
+	conn := meta.(*AWSClient).wafconn
+
+	log.Printf("[INFO] Creating SizeConstraintSet: %s", d.Get("name").(string))
+
+	// ChangeToken
+	var ct *waf.GetChangeTokenInput
+
+	res, err := conn.GetChangeToken(ct)
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error getting change token: {{err}}", err)
+	}
+
+	params := &waf.CreateSizeConstraintSetInput{
+		ChangeToken: res.ChangeToken,
+		Name:        aws.String(d.Get("name").(string)),
+	}
+
+	resp, err := conn.CreateSizeConstraintSet(params)
+
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error creating SizeConstraintSet: {{err}}", err)
+	}
+
+	d.SetId(*resp.SizeConstraintSet.SizeConstraintSetId)
+
+	return resourceAwsWafSizeConstraintSetUpdate(d, meta)
+}
+
+func resourceAwsWafSizeConstraintSetRead(d *schema.ResourceData, meta interface{}) error {
+	conn := meta.(*AWSClient).wafconn
+	log.Printf("[INFO] Reading SizeConstraintSet: %s", d.Get("name").(string))
+	params := &waf.GetSizeConstraintSetInput{
+		SizeConstraintSetId: aws.String(d.Id()),
+	}
+
+	resp, err := conn.GetSizeConstraintSet(params)
+	if err != nil {
+		if awsErr, ok := err.(awserr.Error); ok && awsErr.Code() == "WAFNonexistentItemException" {
+			log.Printf("[WARN] WAF IPSet (%s) not found, error code (404)", d.Id())
+			d.SetId("")
+			return nil
+		}
+
+		return err
+	}
+
+	d.Set("name", resp.SizeConstraintSet.Name)
+
+	return nil
+}
+
+func resourceAwsWafSizeConstraintSetUpdate(d *schema.ResourceData, meta interface{}) error {
+	log.Printf("[INFO] Updating SizeConstraintSet: %s", d.Get("name").(string))
+	err := updateSizeConstraintSetResource(d, meta, waf.ChangeActionInsert)
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error updating SizeConstraintSet: {{err}}", err)
+	}
+	return resourceAwsWafSizeConstraintSetRead(d, meta)
+}
+
+func resourceAwsWafSizeConstraintSetDelete(d *schema.ResourceData, meta interface{}) error {
+	conn := meta.(*AWSClient).wafconn
+
+	log.Printf("[INFO] Deleting SizeConstraintSet: %s", d.Get("name").(string))
+	err := updateSizeConstraintSetResource(d, meta, waf.ChangeActionDelete)
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error deleting SizeConstraintSet: {{err}}", err)
+	}
+
+	var ct *waf.GetChangeTokenInput
+
+	resp, err := conn.GetChangeToken(ct)
+
+	req := &waf.DeleteSizeConstraintSetInput{
+		ChangeToken:         resp.ChangeToken,
+		SizeConstraintSetId: aws.String(d.Id()),
+	}
+
+	_, err = conn.DeleteSizeConstraintSet(req)
+
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error deleting SizeConstraintSet: {{err}}", err)
+	}
+
+	return nil
+}
+
+func updateSizeConstraintSetResource(d *schema.ResourceData, meta interface{}, ChangeAction string) error {
+	conn := meta.(*AWSClient).wafconn
+
+	var ct *waf.GetChangeTokenInput
+
+	resp, err := conn.GetChangeToken(ct)
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error getting change token: {{err}}", err)
+	}
+
+	req := &waf.UpdateSizeConstraintSetInput{
+		ChangeToken:         resp.ChangeToken,
+		SizeConstraintSetId: aws.String(d.Id()),
+	}
+
+	sizeConstraints := d.Get("size_constraints").(*schema.Set)
+	for _, sizeConstraint := range sizeConstraints.List() {
+		sc := sizeConstraint.(map[string]interface{})
+		sizeConstraintUpdate := &waf.SizeConstraintSetUpdate{
+			Action: aws.String(ChangeAction),
+			SizeConstraint: &waf.SizeConstraint{
+				FieldToMatch:       expandFieldToMatch(sc["field_to_match"].(*schema.Set).List()[0].(map[string]interface{})),
+				ComparisonOperator: aws.String(sc["comparison_operator"].(string)),
+				Size:               aws.Int64(int64(sc["size"].(int))),
+				TextTransformation: aws.String(sc["text_transformation"].(string)),
+			},
+		}
+		req.Updates = append(req.Updates, sizeConstraintUpdate)
+	}
+
+	_, err = conn.UpdateSizeConstraintSet(req)
+	if err != nil {
+		return errwrap.Wrapf("[ERROR] Error updating SizeConstraintSet: {{err}}", err)
+	}
+
+	return nil
+}