Generate and read the Noise private key

This commit is contained in:
Juan Font Alonso 2022-08-13 11:14:38 +02:00
parent 09cd7ba304
commit 6e8e2bf508
3 changed files with 30 additions and 8 deletions

27
app.go
View File

@ -72,12 +72,13 @@ const (
// Headscale represents the base app of the service. // Headscale represents the base app of the service.
type Headscale struct { type Headscale struct {
cfg *Config cfg *Config
db *gorm.DB db *gorm.DB
dbString string dbString string
dbType string dbType string
dbDebug bool dbDebug bool
privateKey *key.MachinePrivate privateKey *key.MachinePrivate
noisePrivateKey *key.MachinePrivate
DERPMap *tailcfg.DERPMap DERPMap *tailcfg.DERPMap
DERPServer *DERPServer DERPServer *DERPServer
@ -120,11 +121,20 @@ func LookupTLSClientAuthMode(mode string) (tls.ClientAuthType, bool) {
} }
func NewHeadscale(cfg *Config) (*Headscale, error) { func NewHeadscale(cfg *Config) (*Headscale, error) {
privKey, err := readOrCreatePrivateKey(cfg.PrivateKeyPath) privateKey, err := readOrCreatePrivateKey(cfg.PrivateKeyPath)
if err != nil { if err != nil {
return nil, fmt.Errorf("failed to read or create private key: %w", err) return nil, fmt.Errorf("failed to read or create private key: %w", err)
} }
noisePrivateKey, err := readOrCreatePrivateKey(cfg.NoisePrivateKeyPath)
if err != nil {
return nil, fmt.Errorf("failed to read or create noise private key: %w", err)
}
if privateKey.Equal(*noisePrivateKey) {
return nil, fmt.Errorf("private key and noise private key are the same")
}
var dbString string var dbString string
switch cfg.DBtype { switch cfg.DBtype {
case Postgres: case Postgres:
@ -151,7 +161,8 @@ func NewHeadscale(cfg *Config) (*Headscale, error) {
cfg: cfg, cfg: cfg,
dbType: cfg.DBtype, dbType: cfg.DBtype,
dbString: dbString, dbString: dbString,
privateKey: privKey, privateKey: privateKey,
noisePrivateKey: noisePrivateKey,
aclRules: tailcfg.FilterAllowAll, // default allowall aclRules: tailcfg.FilterAllowAll, // default allowall
registrationCache: registrationCache, registrationCache: registrationCache,
pollNetMapStreamWG: sync.WaitGroup{}, pollNetMapStreamWG: sync.WaitGroup{},

View File

@ -41,6 +41,13 @@ grpc_allow_insecure: false
# autogenerated if it's missing # autogenerated if it's missing
private_key_path: /var/lib/headscale/private.key private_key_path: /var/lib/headscale/private.key
# The Noise private key is used to encrypt the
# traffic between headscale and Tailscale clients when
# using the new Noise-based TS2021 protocol.
# The noise private key file which will be
# autogenerated if it's missing
noise_private_key_path: /var/lib/headscale/noise_private.key
# List of IP prefixes to allocate tailaddresses from. # List of IP prefixes to allocate tailaddresses from.
# Each prefix consists of either an IPv4 or IPv6 address, # Each prefix consists of either an IPv4 or IPv6 address,
# and the associated prefix length, delimited by a slash. # and the associated prefix length, delimited by a slash.

View File

@ -34,6 +34,7 @@ type Config struct {
NodeUpdateCheckInterval time.Duration NodeUpdateCheckInterval time.Duration
IPPrefixes []netaddr.IPPrefix IPPrefixes []netaddr.IPPrefix
PrivateKeyPath string PrivateKeyPath string
NoisePrivateKeyPath string
BaseDomain string BaseDomain string
LogLevel zerolog.Level LogLevel zerolog.Level
DisableUpdateCheck bool DisableUpdateCheck bool
@ -487,6 +488,9 @@ func GetHeadscaleConfig() (*Config, error) {
PrivateKeyPath: AbsolutePathFromConfigPath( PrivateKeyPath: AbsolutePathFromConfigPath(
viper.GetString("private_key_path"), viper.GetString("private_key_path"),
), ),
NoisePrivateKeyPath: AbsolutePathFromConfigPath(
viper.GetString("noise_private_key_path"),
),
BaseDomain: baseDomain, BaseDomain: baseDomain,
DERP: derpConfig, DERP: derpConfig,