// ApplyDefaults implements the method from interface yamlconf.Config
//
// ApplyDefaults populates default values on a Config to make sure that we have
// a minimum viable config for running. As new settings are added to
// flashlight, this function should be updated to provide sensible defaults for
// those settings.
func (cfg *Config) ApplyDefaults() {
if cfg.Role == "" {
cfg.Role = "client"
}
if cfg.Addr == "" {
cfg.Addr = "localhost:8787"
}
if cfg.UIAddr == "" {
cfg.UIAddr = "localhost:16823"
}
if cfg.CloudConfig == "" {
cfg.CloudConfig = "https://config.getiantem.org/cloud.yaml.gz"
}
if cfg.InstanceId == "" {
cfg.InstanceId = hex.EncodeToString(uuid.NodeID())
}
// Make sure we always have a stats config
if cfg.Stats == nil {
cfg.Stats = &statreporter.Config{}
}
if cfg.Stats.StatshubAddr == "" {
cfg.Stats.StatshubAddr = *statshubAddr
}
if cfg.Client != nil && cfg.Role == "client" {
cfg.applyClientDefaults()
}
if cfg.ProxiedSites == nil {
log.Debugf("Adding empty proxiedsites")
cfg.ProxiedSites = &proxiedsites.Config{
Delta: &proxiedsites.Delta{
Additions: []string{},
Deletions: []string{},
},
Cloud: []string{},
}
}
if cfg.ProxiedSites.Cloud == nil || len(cfg.ProxiedSites.Cloud) == 0 {
log.Debugf("Loading default cloud proxiedsites")
cfg.ProxiedSites.Cloud = defaultProxiedSites
}
if cfg.TrustedCAs == nil || len(cfg.TrustedCAs) == 0 {
cfg.TrustedCAs = defaultTrustedCAs
}
}
// ApplyDefaults implements the method from interface yamlconf.Config
//
// ApplyDefaults populates default values on a Config to make sure that we have
// a minimum viable config for running. As new settings are added to
// flashlight, this function should be updated to provide sensible defaults for
// those settings.
func (cfg *Config) ApplyDefaults() {
if cfg.UpdateServerURL == "" {
cfg.UpdateServerURL = "https://update.getlantern.org"
}
if cfg.CloudConfig == "" {
cfg.CloudConfig = chainedCloudConfigUrl
}
if cfg.Client != nil {
cfg.applyClientDefaults()
}
if cfg.ProxiedSites == nil {
log.Debugf("Adding empty proxiedsites")
cfg.ProxiedSites = &proxiedsites.Config{
Delta: &proxiedsites.Delta{
Additions: []string{},
Deletions: []string{},
},
Cloud: []string{},
}
}
if cfg.ProxiedSites.Cloud == nil || len(cfg.ProxiedSites.Cloud) == 0 {
log.Debugf("Loading default cloud proxiedsites")
cfg.ProxiedSites.Cloud = defaultProxiedSites
}
if cfg.TrustedCAs == nil || len(cfg.TrustedCAs) == 0 {
cfg.TrustedCAs = defaultTrustedCAs
}
if cfg.Client.DeviceID == "" {
// There is no true privacy or security in instance ID. For that, we rely on
// transport security. Hashing MAC would buy us nothing, since the space of
// MACs is trivially mapped, especially since the salt would be known
cfg.Client.DeviceID = base64.StdEncoding.EncodeToString(uuid.NodeID())
}
}
func getNodeUint32() uint32 {
n := uuid.NodeID()
return binary.BigEndian.Uint32(n)
}