// DefaultRunner is the default function used to run commands. It calls
// os/exec.Run so that stdout and stderr are written to the terminal.
// DefaultRunner also logs all executed commands.
func DefaultRunner(args []string) error {
log.Debugf("exec: %s\n", strings.Join(args, " "))
cmd := goexec.Command(args[0], args[1:]...)
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
return cmd.Run()
}
func readInstanceConfig(instance string) (*instanceConfig, error) {
configFile := path.Join(".kitchen", instance+".yml")
log.Debugf("Kitchen config file = %s\n", configFile)
data, err := ioutil.ReadFile(configFile)
if err != nil {
return nil, err
}
var config instanceConfig
if err := yaml.Unmarshal(data, &config); err != nil {
return nil, err
}
log.Debugf("Kitchen config = %+v\n", config)
return &config, nil
}
func (i Installer) writeOmnibusScript() error {
script := path.Join(i.SandboxPath, "install.sh")
log.Debugf("Writing Omnibus script to %s\n", script)
data, err := Asset("assets/install.sh")
if err != nil {
return err
}
return ioutil.WriteFile(script, []byte(data), 0644)
}
func findInstanceName(instance string) (string, error) {
instanceNames, err := readInstanceNames()
if err != nil {
return "", err
}
log.Debugf("Kitchen instances = %s\n", instanceNames)
for _, name := range instanceNames {
// Return first match
if strings.Contains(name, instance) {
return name, nil
}
}
return "", errors.New("Kitchen instance not found")
}