package ebsvolume import ( awscommon "github.com/hashicorp/packer/builder/amazon/common" "github.com/hashicorp/packer/template/interpolate" ) type BlockDevice struct { awscommon.BlockDevice `mapstructure:"-,squash"` Tags map[string]string `mapstructure:"tags"` } func commonBlockDevices(mappings []BlockDevice, ctx *interpolate.Context) (awscommon.BlockDevices, error) { result := make([]awscommon.BlockDevice, len(mappings)) for i, mapping := range mappings { interpolateBlockDev, err := interpolate.RenderInterface(&mapping.BlockDevice, ctx) if err != nil { return awscommon.BlockDevices{}, err } result[i] = *interpolateBlockDev.(*awscommon.BlockDevice) } return awscommon.BlockDevices{ LaunchBlockDevices: awscommon.LaunchBlockDevices{ LaunchMappings: result, }, }, nil }