github.com/livekit/protocol@v1.16.1-0.20240517185851-47e4c6bba773/psrpc/compilercheck.go (about) 1 // Copyright 2023 LiveKit, Inc. 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 psrpc 16 17 import ( 18 "bytes" 19 "fmt" 20 "os/exec" 21 22 "golang.org/x/mod/semver" 23 24 "github.com/livekit/psrpc/version" 25 ) 26 27 func CheckCompilerVersion(path string) error { 28 b, err := exec.Command(path, "--version").Output() 29 if err != nil { 30 return err 31 } 32 33 b = bytes.Trim(b, "\r\n") 34 current := semver.MajorMinor(string(b)) 35 required := semver.MajorMinor(version.Version) 36 if current != required { 37 return fmt.Errorf("found psrpc compiler %s need %s.x. please run:\ngo install github.com/livekit/psrpc/protoc-gen-psrpc", string(b), required) 38 } 39 return nil 40 }