github.com/sneal/packer@v0.5.2/builder/virtualbox/common/shutdown_config.go (about)

     1  package common
     2  
     3  import (
     4  	"fmt"
     5  	"github.com/mitchellh/packer/packer"
     6  	"time"
     7  )
     8  
     9  type ShutdownConfig struct {
    10  	ShutdownCommand    string `mapstructure:"shutdown_command"`
    11  	RawShutdownTimeout string `mapstructure:"shutdown_timeout"`
    12  
    13  	ShutdownTimeout time.Duration ``
    14  }
    15  
    16  func (c *ShutdownConfig) Prepare(t *packer.ConfigTemplate) []error {
    17  	if c.RawShutdownTimeout == "" {
    18  		c.RawShutdownTimeout = "5m"
    19  	}
    20  
    21  	templates := map[string]*string{
    22  		"shutdown_command": &c.ShutdownCommand,
    23  		"shutdown_timeout": &c.RawShutdownTimeout,
    24  	}
    25  
    26  	errs := make([]error, 0)
    27  	for n, ptr := range templates {
    28  		var err error
    29  		*ptr, err = t.Process(*ptr, nil)
    30  		if err != nil {
    31  			errs = append(errs, fmt.Errorf("Error processing %s: %s", n, err))
    32  		}
    33  	}
    34  
    35  	var err error
    36  	c.ShutdownTimeout, err = time.ParseDuration(c.RawShutdownTimeout)
    37  	if err != nil {
    38  		errs = append(errs, fmt.Errorf("Failed parsing shutdown_timeout: %s", err))
    39  	}
    40  
    41  	return errs
    42  }