func setTagsRedshift(conn *redshift.Redshift, d *schema.ResourceData, arn string) error {
if d.HasChange("tags") {
oraw, nraw := d.GetChange("tags")
o := oraw.(map[string]interface{})
n := nraw.(map[string]interface{})
create, remove := diffTagsRedshift(tagsFromMapRedshift(o), tagsFromMapRedshift(n))
// Set tags
if len(remove) > 0 {
log.Printf("[DEBUG] Removing tags: %#v", remove)
k := make([]*string, len(remove), len(remove))
for i, t := range remove {
k[i] = t.Key
}
_, err := conn.DeleteTags(&redshift.DeleteTagsInput{
ResourceName: aws.String(arn),
TagKeys: k,
})
if err != nil {
return err
}
}
if len(create) > 0 {
log.Printf("[DEBUG] Creating tags: %#v", create)
_, err := conn.CreateTags(&redshift.CreateTagsInput{
ResourceName: aws.String(arn),
Tags: create,
})
if err != nil {
return err
}
}
}
return nil
}
