mirror of
https://github.com/cwinfo/yggdrasil-go.git
synced 2024-12-22 23:25:39 +00:00
Ensure PublicKey option is unused, map old config options
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parent
99973b2757
commit
ea15eeee7e
@ -40,7 +40,7 @@ type node struct {
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admin *admin.AdminSocket
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}
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func readConfig(useconf *bool, useconffile *string, normaliseconf *bool) *config.NodeConfig {
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func readConfig(log *log.Logger, useconf *bool, useconffile *string, normaliseconf *bool) *config.NodeConfig {
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// Use a configuration file. If -useconf, the configuration will be read
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// from stdin. If -useconffile, the configuration will be read from the
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// filesystem.
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@ -78,27 +78,21 @@ func readConfig(useconf *bool, useconffile *string, normaliseconf *bool) *config
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if err := hjson.Unmarshal(conf, &dat); err != nil {
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panic(err)
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}
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// Check for fields that have changed type recently, e.g. the Listen config
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// option is now a []string rather than a string
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if listen, ok := dat["Listen"].(string); ok {
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dat["Listen"] = []string{listen}
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// Check if we have old field names
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if _, ok := dat["TunnelRouting"]; ok {
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log.Warnln("WARNING: Tunnel routing is no longer supported")
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}
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if tunnelrouting, ok := dat["TunnelRouting"].(map[string]interface{}); ok {
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if c, ok := tunnelrouting["IPv4Sources"]; ok {
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delete(tunnelrouting, "IPv4Sources")
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tunnelrouting["IPv4LocalSubnets"] = c
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if _, ok := dat["SigningPrivateKey"]; ok {
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log.Warnln("WARNING: The configuration file is out of date, please take a backup and then use -normaliseconf")
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log.Warnln("WARNING: The \"SigningPrivateKey\" configuration option has been renamed to \"PrivateKey\"")
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if _, ok := dat["PrivateKey"]; !ok {
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dat["PrivateKey"] = dat["SigningPrivateKey"]
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}
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if c, ok := tunnelrouting["IPv6Sources"]; ok {
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delete(tunnelrouting, "IPv6Sources")
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tunnelrouting["IPv6LocalSubnets"] = c
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}
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if c, ok := tunnelrouting["IPv4Destinations"]; ok {
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delete(tunnelrouting, "IPv4Destinations")
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tunnelrouting["IPv4RemoteSubnets"] = c
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}
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if c, ok := tunnelrouting["IPv6Destinations"]; ok {
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delete(tunnelrouting, "IPv6Destinations")
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tunnelrouting["IPv6RemoteSubnets"] = c
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}
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if _, ok := dat["SigningPublicKey"]; ok {
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log.Warnln("WARNING: The \"SigningPrivateKey\" configuration option has been renamed to \"PrivateKey\"")
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if _, ok := dat["PublicKey"]; !ok {
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dat["PublicKey"] = dat["SigningPublicKey"]
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}
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}
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// Sanitise the config
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@ -176,6 +170,27 @@ func main() {
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loglevel := flag.String("loglevel", "info", "loglevel to enable")
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flag.Parse()
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// Create a new logger that logs output to stdout.
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var logger *log.Logger
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switch *logto {
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case "stdout":
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logger = log.New(os.Stdout, "", log.Flags())
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case "syslog":
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if syslogger, err := gsyslog.NewLogger(gsyslog.LOG_NOTICE, "DAEMON", version.BuildName()); err == nil {
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logger = log.New(syslogger, "", log.Flags())
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}
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default:
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if logfd, err := os.OpenFile(*logto, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644); err == nil {
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logger = log.New(logfd, "", log.Flags())
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}
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}
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if logger == nil {
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logger = log.New(os.Stdout, "", log.Flags())
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logger.Warnln("Logging defaulting to stdout")
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}
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setLogLevel(*loglevel, logger)
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var cfg *config.NodeConfig
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var err error
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switch {
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@ -189,7 +204,7 @@ func main() {
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cfg = config.GenerateConfig()
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case *useconffile != "" || *useconf:
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// Read the configuration from either stdin or from the filesystem
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cfg = readConfig(useconf, useconffile, normaliseconf)
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cfg = readConfig(logger, useconf, useconffile, normaliseconf)
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// If the -normaliseconf option was specified then remarshal the above
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// configuration and print it back to stdout. This lets the user update
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// their configuration file with newly mapped names (like above) or to
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@ -222,8 +237,8 @@ func main() {
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}
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// Have we been asked for the node address yet? If so, print it and then stop.
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getNodeKey := func() ed25519.PublicKey {
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if pubkey, err := hex.DecodeString(cfg.PublicKey); err == nil {
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return ed25519.PublicKey(pubkey)
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if pubkey, err := hex.DecodeString(cfg.PrivateKey); err == nil {
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return ed25519.PrivateKey(pubkey).Public().(ed25519.PublicKey)
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}
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return nil
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}
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@ -247,26 +262,6 @@ func main() {
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return
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default:
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}
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// Create a new logger that logs output to stdout.
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var logger *log.Logger
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switch *logto {
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case "stdout":
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logger = log.New(os.Stdout, "", log.Flags())
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case "syslog":
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if syslogger, err := gsyslog.NewLogger(gsyslog.LOG_NOTICE, "DAEMON", version.BuildName()); err == nil {
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logger = log.New(syslogger, "", log.Flags())
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}
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default:
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if logfd, err := os.OpenFile(*logto, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644); err == nil {
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logger = log.New(logfd, "", log.Flags())
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}
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}
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if logger == nil {
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logger = log.New(os.Stdout, "", log.Flags())
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logger.Warnln("Logging defaulting to stdout")
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}
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setLogLevel(*loglevel, logger)
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// Setup the Yggdrasil node itself. The node{} type includes a Core, so we
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// don't need to create this manually.
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@ -285,14 +280,14 @@ func main() {
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n.tuntap.SetSessionGatekeeper(n.sessionFirewall)
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// Start the admin socket
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if err := n.admin.Init(&n.core, cfg, logger, nil); err != nil {
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logger.Errorln("An error occured initialising admin socket:", err)
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logger.Errorln("An error occurred initialising admin socket:", err)
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} else if err := n.admin.Start(); err != nil {
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logger.Errorln("An error occurred starting admin socket:", err)
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}
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n.admin.SetupAdminHandlers(n.admin)
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// Start the multicast interface
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if err := n.multicast.Init(&n.core, cfg, logger, nil); err != nil {
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logger.Errorln("An error occured initialising multicast:", err)
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logger.Errorln("An error occurred initialising multicast:", err)
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} else if err := n.multicast.Start(); err != nil {
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logger.Errorln("An error occurred starting multicast:", err)
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}
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@ -308,6 +303,8 @@ func main() {
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// This is just logged to stdout for the user.
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address := n.core.Address()
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subnet := n.core.Subnet()
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public := n.core.GetSelf().Key
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logger.Infof("Your public key is %s", hex.EncodeToString(public[:]))
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logger.Infof("Your IPv6 address is %s", address.String())
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logger.Infof("Your IPv6 subnet is %s", subnet.String())
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// Catch interrupts from the operating system to exit gracefully.
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@ -47,8 +47,11 @@ func run() int {
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fmt.Fprintf(flag.CommandLine.Output(), "Usage: %s [options] command [key=value] [key=value] ...\n\n", os.Args[0])
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fmt.Println("Options:")
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flag.PrintDefaults()
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fmt.Println("\nPlease note that options must always specified BEFORE the command\non the command line or they will be ignored.\n") // nolint:govet
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fmt.Println("Commands:\n - Use \"list\" for a list of available commands\n") // nolint:govet
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fmt.Println()
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fmt.Println("Please note that options must always specified BEFORE the command\non the command line or they will be ignored.")
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fmt.Println()
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fmt.Println("Commands:\n - Use \"list\" for a list of available commands")
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fmt.Println()
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fmt.Println("Examples:")
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fmt.Println(" - ", os.Args[0], "list")
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fmt.Println(" - ", os.Args[0], "getPeers")
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@ -305,11 +305,7 @@ func (m *Multicast) _announce() {
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if a, err := net.ResolveTCPAddr("tcp6", lladdr); err == nil {
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a.Zone = ""
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destAddr.Zone = iface.Name
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key, err := hex.DecodeString(m.config.PublicKey)
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if err != nil {
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panic(err)
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}
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msg := append([]byte(nil), key...)
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msg := append([]byte(nil), m.core.GetSelf().Key...)
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msg = append(msg, a.String()...)
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_, _ = m.sock.WriteTo(msg, nil, destAddr)
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}
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@ -48,7 +48,7 @@ func (tun *TunAdapter) read() {
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copy(srcSubnet[:], bs[8:])
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copy(dstSubnet[:], bs[24:])
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if srcAddr != tun.addr && srcSubnet != tun.subnet {
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continue // Wrong soruce address
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continue // Wrong source address
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}
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bs = buf[begin-1 : end]
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bs[0] = typeSessionTraffic
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@ -90,7 +90,7 @@ func (tun *TunAdapter) setupAddress(addr string) error {
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ar.ifra_prefixmask.sin6_len = uint8(unsafe.Sizeof(ar.ifra_prefixmask))
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b := make([]byte, 16)
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binary.LittleEndian.PutUint16(b, uint16(0xFE00))
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ar.ifra_prefixmask.sin6_addr[0] = uint16(binary.BigEndian.Uint16(b))
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ar.ifra_prefixmask.sin6_addr[0] = binary.BigEndian.Uint16(b)
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ar.ifra_addr.sin6_len = uint8(unsafe.Sizeof(ar.ifra_addr))
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ar.ifra_addr.sin6_family = unix.AF_INET6
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@ -99,7 +99,7 @@ func (tun *TunAdapter) setupAddress(addr string) error {
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addr, _ := strconv.ParseUint(parts[i], 16, 16)
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b := make([]byte, 16)
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binary.LittleEndian.PutUint16(b, uint16(addr))
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ar.ifra_addr.sin6_addr[i] = uint16(binary.BigEndian.Uint16(b))
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ar.ifra_addr.sin6_addr[i] = binary.BigEndian.Uint16(b)
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}
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ar.ifra_flags |= darwin_IN6_IFF_NODAD
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