github.com/aclaygray/packer@v1.3.2/post-processor/shell-local/post-processor.go (about) 1 package shell_local 2 3 import ( 4 sl "github.com/hashicorp/packer/common/shell-local" 5 "github.com/hashicorp/packer/packer" 6 ) 7 8 type PostProcessor struct { 9 config sl.Config 10 } 11 12 type ExecuteCommandTemplate struct { 13 Vars string 14 Script string 15 } 16 17 func (p *PostProcessor) Configure(raws ...interface{}) error { 18 err := sl.Decode(&p.config, raws...) 19 if err != nil { 20 return err 21 } 22 if len(p.config.ExecuteCommand) == 1 { 23 // Backwards compatibility -- before we merged the shell-local 24 // post-processor and provisioners, the post-processor accepted 25 // execute_command as a string rather than a slice of strings. It didn't 26 // have a configurable call to shell program, automatically prepending 27 // the user-supplied execute_command string with "sh -c". If users are 28 // still using the old way of defining ExecuteCommand (by supplying a 29 // single string rather than a slice of strings) then we need to 30 // prepend this command with the call that the post-processor defaulted 31 // to before. 32 p.config.ExecuteCommand = append([]string{"sh", "-c"}, p.config.ExecuteCommand...) 33 } 34 35 return sl.Validate(&p.config) 36 } 37 38 func (p *PostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact) (packer.Artifact, bool, error) { 39 // this particular post-processor doesn't do anything with the artifact 40 // except to return it. 41 42 retBool, retErr := sl.Run(ui, &p.config) 43 if !retBool { 44 return nil, retBool, retErr 45 } 46 47 return artifact, retBool, retErr 48 }