github.com/dacamp/packer@v0.10.2/common/http_config.go (about) 1 package common 2 3 import ( 4 "errors" 5 6 "github.com/mitchellh/packer/template/interpolate" 7 ) 8 9 // HTTPConfig contains configuration for the local HTTP Server 10 type HTTPConfig struct { 11 HTTPDir string `mapstructure:"http_directory"` 12 HTTPPortMin uint `mapstructure:"http_port_min"` 13 HTTPPortMax uint `mapstructure:"http_port_max"` 14 } 15 16 func (c *HTTPConfig) Prepare(ctx *interpolate.Context) []error { 17 // Validation 18 var errs []error 19 20 if c.HTTPPortMin == 0 { 21 c.HTTPPortMin = 8000 22 } 23 24 if c.HTTPPortMax == 0 { 25 c.HTTPPortMax = 9000 26 } 27 28 if c.HTTPPortMin > c.HTTPPortMax { 29 errs = append(errs, 30 errors.New("http_port_min must be less than http_port_max")) 31 } 32 33 return errs 34 }