func Dump(boot, private, full bool) (string, error) {
var cfg *CloudConfig
var err error
if full {
cfg, err = LoadConfig()
} else {
files := []string{CloudConfigBootFile, CloudConfigPrivateFile, CloudConfigFile}
if !private {
files = util.FilterStrings(files, func(x string) bool { return x != CloudConfigPrivateFile })
}
if !boot {
files = util.FilterStrings(files, func(x string) bool { return x != CloudConfigBootFile })
}
cfg, err = ChainCfgFuncs(nil,
func(_ *CloudConfig) (*CloudConfig, error) { return ReadConfig(nil, true, files...) },
amendNils,
)
}
if err != nil {
return "", err
}
bytes, err := yaml.Marshal(*cfg)
return string(bytes), err
}
func (c *CloudConfig) Save() error {
files := append([]string{OsConfigFile, OemConfigFile}, CloudConfigDirFiles()...)
files = util.FilterStrings(files, func(x string) bool { return x != CloudConfigPrivateFile })
exCfg, err := ChainCfgFuncs(nil,
func(_ *CloudConfig) (*CloudConfig, error) {
return ReadConfig(nil, true, files...)
},
readCmdline,
amendNils)
if err != nil {
return err
}
exData := map[interface{}]interface{}{}
if err := util.Convert(exCfg, &exData); err != nil {
return err
}
data := map[interface{}]interface{}{}
if err := util.Convert(c, &data); err != nil {
return err
}
data = util.MapsDifference(data, exData)
log.WithFields(log.Fields{"diff": data}).Debug("The diff we're about to save")
if err := saveToDisk(data); err != nil {
return err
}
return nil
}