// fingerprint is used to fingerprint the client and setup the node
func (c *Client) fingerprint() error {
var applied []string
for _, name := range fingerprint.BuiltinFingerprints {
f, err := fingerprint.NewFingerprint(name, c.logger)
if err != nil {
return err
}
applies, err := f.Fingerprint(c.config, c.config.Node)
if err != nil {
return err
}
if applies {
applied = append(applied, name)
}
p, period := f.Periodic()
if p {
// TODO: If more periodic fingerprinters are added, then
// fingerprintPeriodic should be used to handle all the periodic
// fingerprinters by using a priority queue.
go c.fingerprintPeriodic(name, f, period)
}
}
c.logger.Printf("[DEBUG] client: applied fingerprints %v", applied)
return nil
}
// fingerprint is used to fingerprint the client and setup the node
func (c *Client) fingerprint() error {
var applied []string
for _, name := range fingerprint.BuiltinFingerprints {
f, err := fingerprint.NewFingerprint(name, c.logger)
if err != nil {
return err
}
applies, err := f.Fingerprint(c.config, c.config.Node)
if err != nil {
return err
}
if applies {
applied = append(applied, name)
}
}
c.logger.Printf("[DEBUG] client: applied fingerprints %v", applied)
return nil
}
// fingerprint is used to fingerprint the client and setup the node
func (c *Client) fingerprint() error {
whitelist := c.config.ReadStringListToMap("fingerprint.whitelist")
whitelistEnabled := len(whitelist) > 0
c.logger.Printf("[DEBUG] client: built-in fingerprints: %v", fingerprint.BuiltinFingerprints)
var applied []string
var skipped []string
for _, name := range fingerprint.BuiltinFingerprints {
// Skip modules that are not in the whitelist if it is enabled.
if _, ok := whitelist[name]; whitelistEnabled && !ok {
skipped = append(skipped, name)
continue
}
f, err := fingerprint.NewFingerprint(name, c.logger)
if err != nil {
return err
}
c.configLock.Lock()
applies, err := f.Fingerprint(c.config, c.config.Node)
c.configLock.Unlock()
if err != nil {
return err
}
if applies {
applied = append(applied, name)
}
p, period := f.Periodic()
if p {
// TODO: If more periodic fingerprinters are added, then
// fingerprintPeriodic should be used to handle all the periodic
// fingerprinters by using a priority queue.
go c.fingerprintPeriodic(name, f, period)
}
}
c.logger.Printf("[DEBUG] client: applied fingerprints %v", applied)
if len(skipped) != 0 {
c.logger.Printf("[DEBUG] client: fingerprint modules skipped due to whitelist: %v", skipped)
}
return nil
}