// loadConfig returns the server's parsed config file, locating it using the provided arg.
//
// The arg may be of the form:
// - empty, to mean automatic (will write a default high-level config if
// no cloud config is available)
// - a filepath absolute or relative to the user's configuration directory,
// - a URL
func loadConfig(arg string) (conf *serverinit.Config, isNewConfig bool, err error) {
if strings.HasPrefix(arg, "http://") || strings.HasPrefix(arg, "https://") {
contents, err := slurpURL(arg, 256<<10)
if err != nil {
return nil, false, err
}
conf, err = serverinit.Load(contents)
return conf, false, err
}
var absPath string
switch {
case arg == "":
absPath = osutil.UserServerConfigPath()
_, err = wkfs.Stat(absPath)
if err != nil {
if !os.IsNotExist(err) {
return
}
conf, err = serverinit.DefaultEnvConfig()
if err != nil || conf != nil {
return
}
err = wkfs.MkdirAll(osutil.CamliConfigDir(), 0700)
if err != nil {
return
}
log.Printf("Generating template config file %s", absPath)
if err = serverinit.WriteDefaultConfigFile(absPath, sqlite.CompiledIn()); err == nil {
isNewConfig = true
}
}
case filepath.IsAbs(arg):
absPath = arg
default:
absPath = filepath.Join(osutil.CamliConfigDir(), arg)
}
conf, err = serverinit.LoadFile(absPath)
return
}
// findConfigFile returns the absolute path of the user's
// config file.
// The provided file may be absolute or relative
// to the user's configuration directory.
// If file is empty, a default high-level config is written
// for the user.
func findConfigFile(file string) (absPath string, isNewConfig bool, err error) {
switch {
case file == "":
absPath = osutil.UserServerConfigPath()
_, err = os.Stat(absPath)
if os.IsNotExist(err) {
err = os.MkdirAll(osutil.CamliConfigDir(), 0700)
if err != nil {
return
}
log.Printf("Generating template config file %s", absPath)
if err = serverinit.WriteDefaultConfigFile(absPath, sqlite.CompiledIn()); err == nil {
isNewConfig = true
}
}
return
case filepath.IsAbs(file):
absPath = file
default:
absPath = filepath.Join(osutil.CamliConfigDir(), file)
}
_, err = os.Stat(absPath)
return
}