forked from hashicorp/terraform-provider-aws
/
diff_suppress_funcs.go
87 lines (71 loc) · 2.14 KB
/
diff_suppress_funcs.go
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package aws
import (
"bytes"
"encoding/json"
"log"
"net/url"
"strings"
"github.com/hashicorp/terraform/helper/schema"
"github.com/jen20/awspolicyequivalence"
)
func suppressEquivalentAwsPolicyDiffs(k, old, new string, d *schema.ResourceData) bool {
equivalent, err := awspolicy.PoliciesAreEquivalent(old, new)
if err != nil {
return false
}
return equivalent
}
// Suppresses minor version changes to the db_instance engine_version attribute
func suppressAwsDbEngineVersionDiffs(k, old, new string, d *schema.ResourceData) bool {
// First check if the old/new values are nil.
// If both are nil, we have no state to compare the values with, so register a diff.
// This populates the attribute field during a plan/apply with fresh state, allowing
// the attribute to still be used in future resources.
// See https://github.com/hashicorp/terraform/issues/11881
if old == "" && new == "" {
return false
}
if v, ok := d.GetOk("auto_minor_version_upgrade"); ok {
if v.(bool) {
// If we're set to auto upgrade minor versions
// ignore a minor version diff between versions
if strings.HasPrefix(old, new) {
log.Printf("[DEBUG] Ignoring minor version diff")
return true
}
}
}
// Throw a diff by default
return false
}
func suppressEquivalentJsonDiffs(k, old, new string, d *schema.ResourceData) bool {
ob := bytes.NewBufferString("")
if err := json.Compact(ob, []byte(old)); err != nil {
return false
}
nb := bytes.NewBufferString("")
if err := json.Compact(nb, []byte(new)); err != nil {
return false
}
return jsonBytesEqual(ob.Bytes(), nb.Bytes())
}
func suppressOpenIdURL(k, old, new string, d *schema.ResourceData) bool {
oldUrl, err := url.Parse(old)
if err != nil {
return false
}
newUrl, err := url.Parse(new)
if err != nil {
return false
}
oldUrl.Scheme = "https"
return oldUrl.String() == newUrl.String()
}
func suppressAutoscalingGroupAvailabilityZoneDiffs(k, old, new string, d *schema.ResourceData) bool {
// If VPC zone identifiers are provided then there is no need to explicitly
// specify availability zones.
if _, ok := d.GetOk("vpc_zone_identifier"); ok {
return true
}
return false
}