github.com/fafucoder/cilium@v1.6.11/proxylib/testparsers/passer.go (about) 1 // Copyright 2018 Authors of Cilium 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package testparsers 16 17 import ( 18 . "github.com/cilium/cilium/proxylib/proxylib" 19 20 log "github.com/sirupsen/logrus" 21 ) 22 23 type PasserParserFactory struct{} 24 25 func init() { 26 log.Debug("init(): Registering PasserParserFactory") 27 RegisterParserFactory("test.passer", &PasserParserFactory{}) 28 } 29 30 type PasserParser struct{} 31 32 func (p *PasserParserFactory) Create(connection *Connection) Parser { 33 // Reject invalid policy name for testing purposes 34 if connection.PolicyName == "invalid-policy" { 35 return nil 36 } 37 38 log.Debugf("PasserParserFactory: Create: %v", connection) 39 return &PasserParser{} 40 } 41 42 // 43 // This simply passes all data in either direction. 44 // 45 func (p *PasserParser) OnData(reply, endStream bool, data [][]byte) (OpType, int) { 46 n_bytes := 0 47 for _, s := range data { 48 n_bytes += len(s) 49 } 50 if n_bytes == 0 { 51 return NOP, 0 52 } 53 if !reply { 54 log.Debugf("PasserParser: Request: %d bytes", n_bytes) 55 } else { 56 log.Debugf("PasserParser: Response: %d bytes", n_bytes) 57 } 58 return PASS, n_bytes 59 }