github.com/jmrodri/operator-sdk@v0.5.0/pkg/scaffold/entrypoint.go (about) 1 // Copyright 2019 The Operator-SDK 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 scaffold 16 17 import ( 18 "path/filepath" 19 20 "github.com/operator-framework/operator-sdk/pkg/scaffold/input" 21 ) 22 23 const EntrypointFile = "entrypoint" 24 25 // Entrypoint - entrypoint script 26 type Entrypoint struct { 27 input.Input 28 } 29 30 func (e *Entrypoint) GetInput() (input.Input, error) { 31 if e.Path == "" { 32 e.Path = filepath.Join(BuildScriptDir, EntrypointFile) 33 } 34 e.TemplateBody = entrypointTmpl 35 e.IsExec = true 36 return e.Input, nil 37 } 38 39 const entrypointTmpl = `#!/bin/sh -e 40 41 # This is documented here: 42 # https://docs.openshift.com/container-platform/3.11/creating_images/guidelines.html#openshift-specific-guidelines 43 44 if ! whoami &>/dev/null; then 45 if [ -w /etc/passwd ]; then 46 echo "${USER_NAME:-{{.ProjectName}}}:x:$(id -u):$(id -g):${USER_NAME:-{{.ProjectName}}} user:${HOME}:/sbin/nologin" >> /etc/passwd 47 fi 48 fi 49 50 exec ${OPERATOR} $@ 51 `