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// Copyright (c) 2020 Cisco and/or its affiliates.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package binapigen
import (
"strings"
"github.com/sirupsen/logrus"
"git.fd.io/govpp.git/binapigen/vppapi"
)
const (
serviceEventPrefix = "want_"
serviceDumpSuffix = "_dump"
serviceDetailsSuffix = "_details"
serviceReplySuffix = "_reply"
)
func validateService(svc vppapi.Service) {
for _, rpc := range svc.RPCs {
validateRPC(rpc)
}
}
func validateRPC(rpc vppapi.RPC) {
if len(rpc.Events) > 0 {
// EVENT service
if !strings.HasPrefix(rpc.RequestMsg, serviceEventPrefix) {
logrus.Warnf("unusual EVENTS service: %+v\n"+
"- events service %q does not have %q prefix in request.",
rpc, rpc.Name, serviceEventPrefix)
}
} else if rpc.Stream {
// STREAM service
if !strings.HasSuffix(rpc.RequestMsg, serviceDumpSuffix) {
logrus.Warnf("unusual STREAM service: %+v\n"+
"- stream service %q does not have %q suffix in request.",
rpc, rpc.Name, serviceDumpSuffix)
}
if !strings.HasSuffix(rpc.ReplyMsg, serviceDetailsSuffix) && !strings.HasSuffix(rpc.StreamMsg, serviceDetailsSuffix) {
logrus.Warnf("unusual STREAM service: %+v\n"+
"- stream service %q does not have %q suffix in reply or stream msg.",
rpc, rpc.Name, serviceDetailsSuffix)
}
} else if rpc.ReplyMsg != "" {
// REQUEST service
// some messages might have `null` reply (for example: memclnt)
if !strings.HasSuffix(rpc.ReplyMsg, serviceReplySuffix) {
logrus.Warnf("unusual REQUEST service: %+v\n"+
"- service %q does not have %q suffix in reply.",
rpc, rpc.Name, serviceReplySuffix)
}
}
}
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