Add deduplication of policy configuration values

authority/admin/api/policy.go

@@ -88,6 +88,8 @@ func (par *PolicyAdminResponder) CreateAuthorityPolicy(w http.ResponseWriter, r
 
 	applyConditionalDefaults(newPolicy)
 
+	newPolicy.Deduplicate()
+
 	adm := linkedca.AdminFromContext(ctx)
 
 	var createdPolicy *linkedca.Policy
@@ -129,6 +131,8 @@ func (par *PolicyAdminResponder) UpdateAuthorityPolicy(w http.ResponseWriter, r
 		return
 	}
 
+	newPolicy.Deduplicate()
+
 	adm := linkedca.AdminFromContext(ctx)
 
 	var updatedPolicy *linkedca.Policy
@@ -207,6 +211,8 @@ func (par *PolicyAdminResponder) CreateProvisionerPolicy(w http.ResponseWriter,
 
 	applyConditionalDefaults(newPolicy)
 
+	newPolicy.Deduplicate()
+
 	prov.Policy = newPolicy
 
 	if err := par.auth.UpdateProvisioner(ctx, prov); err != nil {
@@ -241,6 +247,8 @@ func (par *PolicyAdminResponder) UpdateProvisionerPolicy(w http.ResponseWriter,
 		return
 	}
 
+	newPolicy.Deduplicate()
+
 	prov.Policy = newPolicy
 	if err := par.auth.UpdateProvisioner(ctx, prov); err != nil {
 		var pe *authority.PolicyError
@@ -311,6 +319,8 @@ func (par *PolicyAdminResponder) CreateACMEAccountPolicy(w http.ResponseWriter,
 		return
 	}
 
+	newPolicy.Deduplicate()
+
 	eak.Policy = newPolicy
 
 	acmeEAK := linkedEAKToCertificates(eak)
@@ -339,6 +349,8 @@ func (par *PolicyAdminResponder) UpdateACMEAccountPolicy(w http.ResponseWriter,
 		return
 	}
 
+	newPolicy.Deduplicate()
+
 	eak.Policy = newPolicy
 	acmeEAK := linkedEAKToCertificates(eak)
 	if err := par.acmeDB.UpdateExternalAccountKey(ctx, prov.GetId(), acmeEAK); err != nil {