func LoadConfig(filepath string) {
if _, err := os.Stat(filepath); os.IsNotExist(err) {
gologit.Fatalf("%s not present or not readable", filepath)
}
buffer := &bytes.Buffer{}
buffer.WriteString("[main]\n")
f, err := os.Open(filepath)
if err != nil {
gologit.Printf("Error reading config file %s", filepath)
gologit.Fatal(err)
}
defer f.Close()
_, err = buffer.ReadFrom(f)
if err != nil {
gologit.Printf("Error reading config file %s", filepath)
gologit.Fatal(err)
}
err = gcfg.ReadInto(&Config, buffer)
if err != nil {
gologit.Printf("Error parsing config file %s", filepath)
gologit.Fatal(err)
}
}
func loadConfig(configFile string) *Config {
cfg := Config{}
fd, err := os.Open(configFile)
if err != nil {
log.Fatalf("Could not open %s", configFile)
}
err = gcfg.ReadInto(&cfg, fd)
if err != nil {
log.Fatalf("Failed to parse %s: %s", configFile, err)
}
fd.Close()
return &cfg
}
// newCloudDns creates a new instance of a Google Cloud DNS Interface.
func newCloudDns(config io.Reader) (*Interface, error) {
projectID, _ := metadata.ProjectID() // On error we get an empty string, which is fine for now.
var tokenSource oauth2.TokenSource
// Possibly override defaults with config below
if config != nil {
var cfg Config
if err := gcfg.ReadInto(&cfg, config); err != nil {
glog.Errorf("Couldn't read config: %v", err)
return nil, err
}
glog.Infof("Using Google Cloud DNS provider config %+v", cfg)
if cfg.Global.ProjectID != "" {
projectID = cfg.Global.ProjectID
}
if cfg.Global.TokenURL != "" {
tokenSource = gce.NewAltTokenSource(cfg.Global.TokenURL, cfg.Global.TokenBody)
}
}
return CreateInterface(projectID, tokenSource)
}