Files
cloudinit/cloudinit/user_data.go
Brian Waldon 4e47d1e1ee initial import
2014-03-04 16:36:05 -08:00

31 lines
654 B
Go

package cloudinit
import (
"bufio"
"bytes"
"fmt"
"log"
"strings"
)
func ParseUserData(contents []byte) (interface{}, error) {
bytereader := bytes.NewReader(contents)
bufreader := bufio.NewReader(bytereader)
header, _ := bufreader.ReadString('\n')
if strings.HasPrefix(header, "#!") {
log.Printf("Parsing user-data as script")
return Script(contents), nil
} else if header == "#cloud-config\n" {
log.Printf("Parsing user-data as cloud-config")
cfg, err := NewCloudConfig(contents)
if err != nil {
log.Fatal(err.Error())
}
return *cfg, nil
} else {
return nil, fmt.Errorf("Unrecognized user-data header: %s", header)
}
}