87 lines
1.8 KiB
Go
87 lines
1.8 KiB
Go
package file
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import (
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"errors"
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"fmt"
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"github.com/mitchellh/packer/common"
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"github.com/mitchellh/packer/packer"
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"os"
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)
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type config struct {
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common.PackerConfig `mapstructure:",squash"`
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// The local path of the file to upload.
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Source string
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// The remote path where the local file will be uploaded to.
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Destination string
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tpl *packer.ConfigTemplate
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}
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type Provisioner struct {
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config config
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}
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func (p *Provisioner) Prepare(raws ...interface{}) error {
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md, err := common.DecodeConfig(&p.config, raws...)
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if err != nil {
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return err
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}
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p.config.tpl, err = packer.NewConfigTemplate()
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if err != nil {
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return err
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}
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p.config.tpl.UserVars = p.config.PackerUserVars
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// Accumulate any errors
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errs := common.CheckUnusedConfig(md)
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templates := map[string]*string{
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"source": &p.config.Source,
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"destination": &p.config.Destination,
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}
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for n, ptr := range templates {
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var err error
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*ptr, err = p.config.tpl.Process(*ptr, nil)
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if err != nil {
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errs = packer.MultiErrorAppend(
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errs, fmt.Errorf("Error processing %s: %s", n, err))
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}
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}
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if _, err := os.Stat(p.config.Source); err != nil {
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errs = packer.MultiErrorAppend(errs,
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fmt.Errorf("Bad source '%s': %s", p.config.Source, err))
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}
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if p.config.Destination == "" {
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errs = packer.MultiErrorAppend(errs,
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errors.New("Destination must be specified."))
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}
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if errs != nil && len(errs.Errors) > 0 {
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return errs
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}
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return nil
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}
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func (p *Provisioner) Provision(ui packer.Ui, comm packer.Communicator) error {
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ui.Say(fmt.Sprintf("Uploading %s => %s", p.config.Source, p.config.Destination))
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f, err := os.Open(p.config.Source)
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if err != nil {
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return err
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}
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defer f.Close()
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err = comm.Upload(p.config.Destination, f)
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if err != nil {
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ui.Error(fmt.Sprintf("Upload failed: %s", err))
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}
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return err
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}
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