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Merge pull request #5751 from hashicorp/phinze/fixup-remote-exec 

provisioner/remote-exec: Move script cleanup after command wait
This commit is contained in:
Paul Hinze 2016-03-21 11:01:29 -05:00
parent 7e3e3b20b1 579680cebc
commit 6148229888
1 changed files with 9 additions and 8 deletions
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17
builtin/provisioners/remote-exec/resource_provisioner.go
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@ -176,8 +176,8 @@ func (p *ResourceProvisioner) runScripts(
go p.copyOutput(o, outR, outDoneCh) go p.copyOutput(o, outR, outDoneCh)
go p.copyOutput(o, errR, errDoneCh) go p.copyOutput(o, errR, errDoneCh)
err = retryFunc(comm.Timeout(), func() error {
remotePath := comm.ScriptPath() remotePath := comm.ScriptPath()
err = retryFunc(comm.Timeout(), func() error {
if err := comm.UploadScript(remotePath, script); err != nil { if err := comm.UploadScript(remotePath, script); err != nil {
return fmt.Errorf("Failed to upload script: %v", err) return fmt.Errorf("Failed to upload script: %v", err)
@ -192,13 +192,6 @@ func (p *ResourceProvisioner) runScripts(
return fmt.Errorf("Error starting script: %v", err) return fmt.Errorf("Error starting script: %v", err)
} }
// Upload a blank follow up file in the same path to prevent residual
// script contents from remaining on remote machine
empty := bytes.NewReader([]byte(""))
if err := comm.Upload(remotePath, empty); err != nil {
return fmt.Errorf("Failed to upload empty follow up script: %v", err)
}
return nil return nil
}) })
if err == nil { if err == nil {
@ -214,6 +207,14 @@ func (p *ResourceProvisioner) runScripts(
<-outDoneCh <-outDoneCh
<-errDoneCh <-errDoneCh
// Upload a blank follow up file in the same path to prevent residual
// script contents from remaining on remote machine
empty := bytes.NewReader([]byte(""))
if err := comm.Upload(remotePath, empty); err != nil {
// This feature is best-effort.
log.Printf("[WARN] Failed to upload empty follow up script: %v", err)
}
// If we have an error, return it out now that we've cleaned up // If we have an error, return it out now that we've cleaned up
if err != nil { if err != nil {
return err return err