github.com/rkt/rkt@v1.30.1-0.20200224141603-171c416fac02/stage0/attach.go (about) 1 // Copyright 2016 The rkt Authors 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 stage0 16 17 import ( 18 "github.com/appc/spec/schema/types" 19 ) 20 21 // Attach runs attach entrypoint, crossing the stage0/stage1 border. 22 func Attach(cdir string, podPID int, appName types.ACName, stage1Path string, uuid string, args []string) error { 23 ce := CrossingEntrypoint{ 24 PodPath: cdir, 25 PodPID: podPID, 26 AppName: appName.String(), 27 EntrypointName: attachEntrypoint, 28 EntrypointArgs: args, 29 Interactive: true, 30 } 31 32 if err := ce.Run(); err != nil { 33 return err 34 } 35 36 return nil 37 }