.

.gitignore

@@ -1,19 +1,56 @@
-# Main binaries created in *nix builds
-/zerotier-one
-/zerotier-idtool
-/zerotier-cli
-/zerotier-selftest
-/zerotier
-/nltest
-
-# OS-created garbage files from various platforms
+build/
+/version.h
 .DS_Store
+.Trashes
+*.swp
+._*
+*~
+*~.nib
 .Apple*
 Thumbs.db
 @eaDir
-._*
+DerivedData/
+*.pbxuser
+*.mode1v3
+*.mode2v3
+*.perspectivev3
+!default.pbxuser
+!default.mode1v3
+!default.mode2v3
+!default.perspectivev3
+*.xccheckout
+xcuserdata/
+.vscode
+__pycache__
+attic/world/*.c25519
+attic/world/mkworld
+*.log
+*.opensdf
+*.user
+*.cache
+*.obj
+*.tlog
+*.pid
+*.pkg
+*.o
+*.o-*
+*.core
+*.deb
+*.rpm
+*.autosave
+*.tmp
+.depend
+node_modules
+debian/files
+debian/zerotier-one
+debian/zerotier-one*.debhelper
+debian/*.log
+debian/zerotier-one.substvars
+root/identity.*
+root/config.*
+/ext/installfiles/windows/chocolatey/zerotier-one/*.nupkg
+/go/zerotier
 
-# Windows build droppings
 /windows/ZeroTierOne.sdf
 /windows/ZeroTierOne.v11.suo
 /windows/x64
@@ -32,7 +69,7 @@ Thumbs.db
 /ext/installfiles/windows/ZeroTier One-SetupFiles
 /ext/installfiles/windows/Prerequisites
 /ext/installfiles/windows/*-cache
-/ZeroTier One.msi
+/*.msi
 /windows/.vs
 *.vcxproj.backup
 /windows/TapDriver6/Win7Debug
@@ -43,50 +80,6 @@ enc_temp_folder
 /windows/copyutil/bin
 /windows/copyutil/obj
 
-# *nix/Mac build droppings
-/build-*
-/ZeroTierOneInstaller-*
-/examples/docker/zerotier-one
-/examples/docker/test-*.env
-/world/mkworld
-/world/*.c25519
-zt1-src.tar.gz
-/MacEthernetTapAgent
-
-# Miscellaneous temporaries, build files, etc.
-*.log
-*.opensdf
-*.user
-*.cache
-*.obj
-*.tlog
-*.pid
-*.pkg
-*.o
-/*.a
-*.dylib
-*.so
-*.so.*
-*.o-*
-*.core
-*.deb
-*.rpm
-*.autosave
-*.tmp
-.depend
-node_modules
-zt1_update_*
-debian/files
-debian/zerotier-one
-debian/zerotier-one*.debhelper
-debian/*.log
-debian/zerotier-one.substvars
-root-watcher/config.json
-root/identity.*
-root/zerotier-root
-root/config.*
-
-# Java/Android/JNI build droppings
 java/obj/
 java/libs/
 java/bin/
@@ -98,29 +91,3 @@ java/build_win32/
 windows/WinUI/obj/
 windows/WinUI/bin/
 windows/ZeroTierOne/Debug/
-/ext/installfiles/windows/chocolatey/zerotier-one/*.nupkg
-
-# Miscellaneous mac/Xcode droppings
-.DS_Store
-.Trashes
-*.swp
-*~.nib
-DerivedData/
-build/
-*.pbxuser
-*.mode1v3
-*.mode2v3
-*.perspectivev3
-!default.pbxuser
-!default.mode1v3
-!default.mode2v3
-!default.perspectivev3
-*.xccheckout
-xcuserdata/
-ext/librethinkdbxx/build
-.vscode
-__pycache__
-*~
-attic/world/*.c25519
-attic/world/mkworld
-/version.h

go/Makefile

@@ -0,0 +1,2 @@
+all:
+	go build -o zerotier cmd/zerotier/zerotier.go

go/cmd/zerotier/cli/service.go

@@ -37,9 +37,7 @@ func Service(basePath, authToken string, args []string) {
 	osSignalChannel := make(chan os.Signal, 2)
 	signal.Notify(osSignalChannel, syscall.SIGTERM, syscall.SIGQUIT, syscall.SIGINT, syscall.SIGBUS)
 	signal.Ignore(syscall.SIGUSR1, syscall.SIGUSR2)
-	go func() {
-		<-osSignalChannel
-		node.Close()
-		os.Exit(0)
-	}()
+	<-osSignalChannel
+	node.Close()
+	os.Exit(0)
 }

go/cmd/zerotier/zerotier.go

@@ -54,6 +54,13 @@ func readAuthToken(basePath string) string {
 	return ""
 }
 
+func authTokenRequired(authToken string) {
+	if len(authToken) == 0 {
+		fmt.Println("FATAL: unable to read API authorization token from service path or user home ('sudo' may be needed)")
+		os.Exit(1)
+	}
+}
+
 func main() {
 	globalOpts := flag.NewFlagSet("global", flag.ContinueOnError)
 	hflag := globalOpts.Bool("h", false, "") // support -h to be canonical with other Unix utilities
@@ -81,16 +88,13 @@ func main() {
 	if len(*pflag) > 0 {
 		basePath = *pflag
 	}
+
 	var authToken string
 	if len(*tflag) > 0 {
 		authToken = *tflag
 	} else {
 		authToken = readAuthToken(basePath)
 	}
-	if len(authToken) == 0 {
-		fmt.Println("FATAL: unable to read API authorization token from service path or user home ('sudo' may be needed)")
-		os.Exit(1)
-	}
 	authToken = strings.TrimSpace(authToken)
 
 	switch args[0] {
@@ -103,24 +107,34 @@ func main() {
 	case "service":
 		cli.Service(basePath, authToken, cmdArgs)
 	case "status":
+		authTokenRequired(authToken)
 		cli.Status(basePath, authToken, cmdArgs, *jflag)
 	case "peers":
+		authTokenRequired(authToken)
 		cli.Peers(basePath, authToken, cmdArgs)
 	case "roots":
+		authTokenRequired(authToken)
 		cli.Roots(basePath, authToken, cmdArgs)
 	case "addroot":
+		authTokenRequired(authToken)
 		cli.AddRoot(basePath, authToken, cmdArgs)
 	case "removeroot":
+		authTokenRequired(authToken)
 		cli.RemoveRoot(basePath, authToken, cmdArgs)
 	case "networks":
+		authTokenRequired(authToken)
 		cli.Networks(basePath, authToken, cmdArgs)
 	case "join":
+		authTokenRequired(authToken)
 		cli.Join(basePath, authToken, cmdArgs)
 	case "leave":
+		authTokenRequired(authToken)
 		cli.Leave(basePath, authToken, cmdArgs)
 	case "show":
+		authTokenRequired(authToken)
 		cli.Show(basePath, authToken, cmdArgs)
 	case "set":
+		authTokenRequired(authToken)
 		cli.Set(basePath, authToken, cmdArgs)
 	}
 

go/native/GoGlue.cpp

@@ -21,6 +21,7 @@
 #include "../../node/Address.hpp"
 #include "../../osdep/OSUtils.hpp"
 #include "../../osdep/EthernetTap.hpp"
+#include "../../osdep/ManagedRoute.hpp"
 
 #include <string.h>
 #include <stdlib.h>
@@ -102,7 +103,7 @@ struct ZT_GoNode_Impl
 };
 
 static const std::string defaultHomePath(OSUtils::platformDefaultHomePath());
-extern "C" const char *ZT_PLATFORM_DEFAULT_HOMEPATH = defaultHomePath.c_str();
+const char *ZT_PLATFORM_DEFAULT_HOMEPATH = defaultHomePath.c_str();
 
 /****************************************************************************/
 

go/pkg/zerotier/localconfig.go

@@ -108,7 +108,7 @@ func (lc *LocalConfig) Read(p string, saveDefaultsIfNotExist bool) error {
 
 	data, err := ioutil.ReadFile(p)
 	if err != nil {
-		if err != os.ErrNotExist {
+		if !os.IsNotExist(err) {
 			return err
 		}
 		if saveDefaultsIfNotExist {

go/pkg/zerotier/network.go

@@ -328,7 +328,7 @@ func (n *Network) updateConfig(nc *NetworkConfig, ls *NetworkLocalSettings) {
 				k := r.key()
 				wantManagedRoutes[k] = true
 				if _, have := haveManagedRoutes[k]; !have {
-					n.node.log.Printf("%.16x adding managed route %s", n.ID, r.Target.String())
+					n.node.log.Printf("%.16x adding managed route %s", n.ID, r.String())
 					n.tap.AddRoute(&r)
 				}
 			}
@@ -336,7 +336,7 @@ func (n *Network) updateConfig(nc *NetworkConfig, ls *NetworkLocalSettings) {
 	}
 	for k, r := range haveManagedRoutes {
 		if _, want := wantManagedRoutes[k]; !want {
-			n.node.log.Printf("%.16x removing managed route %s", n.ID, r.Target.String())
+			n.node.log.Printf("%.16x removing managed route %s", n.ID, r.String())
 			n.tap.RemoveRoute(r)
 		}
 	}

go/pkg/zerotier/node.go

@@ -17,8 +17,8 @@ package zerotier
 // and generally contains all the other CGO stuff.
 
 //#cgo CFLAGS: -O3
-//#cgo LDFLAGS: ${SRCDIR}/../../../build/node/libzt_core.a ${SRCDIR}/../../../build/osdep/libzt_osdep.a ${SRCDIR}/../../../build/go/native/libzt_go_native.a -lc++ -lpthread
-//#define ZT_CGO 1
+//#cgo darwin LDFLAGS: ${SRCDIR}/../../../build/go/native/libzt_go_native.a ${SRCDIR}/../../../build/node/libzt_core.a ${SRCDIR}/../../../build/osdep/libzt_osdep.a -lc++ -lpthread
+//#cgo linux android LDFLAGS: ${SRCDIR}/../../../build/go/native/libzt_go_native.a ${SRCDIR}/../../../build/node/libzt_core.a ${SRCDIR}/../../../build/osdep/libzt_osdep.a -lstdc++ -lpthread -lm
 //#include "../../native/GoGlue.h"
 import "C"
 
@@ -68,9 +68,6 @@ const (
 	// CoreVersionBuild is the build version of the ZeroTier core
 	CoreVersionBuild int = C.ZEROTIER_ONE_VERSION_BUILD
 
-	// PlatformDefaultHomePath is the default location of ZeroTier's working path on this system
-	PlatformDefaultHomePath string = C.GoString(C.ZT_PLATFORM_DEFAULT_HOMEPATH)
-
 	// AFInet is the address family for IPv4
 	AFInet = C.AF_INET
 
@@ -81,7 +78,10 @@ const (
 )
 
 var (
-	nodesByUserPtr     map[uintptr]*Node
+	// PlatformDefaultHomePath is the default location of ZeroTier's working path on this system
+	PlatformDefaultHomePath string = C.GoString(C.ZT_PLATFORM_DEFAULT_HOMEPATH)
+
+	nodesByUserPtr     = make(map[uintptr]*Node)
 	nodesByUserPtrLock sync.RWMutex
 )
 
@@ -862,7 +862,7 @@ func goVirtualNetworkConfigFunc(gn, tapP unsafe.Pointer, nwid C.uint64_t, op C.i
 			return
 		}
 		node.networksLock.RLock()
-		network := node.networks[uint64(nwid)]
+		network := node.networks[NetworkID(nwid)]
 		node.networksLock.RUnlock()
 		if network != nil {
 			ncc := (*C.ZT_VirtualNetworkConfig)(conf)
@@ -1124,7 +1124,7 @@ func handleTapMulticastGroupChange(gn unsafe.Pointer, nwid, mac C.uint64_t, adi
 			return
 		}
 		node.networksLock.RLock()
-		network := node.networks[uint64(nwid)]
+		network := node.networks[NetworkID(nwid)]
 		node.networksLock.RUnlock()
 		if network != nil {
 			tap, _ := network.tap.(*nativeTap)

go/pkg/zerotier/route.go

@@ -33,6 +33,14 @@ type Route struct {
 	Metric uint16
 }
 
+// String returns a string representation of this route
+func (r *Route) String() string {
+	if len(r.Via) == 0 {
+		return r.Target.String() + "->LAN"
+	}
+	return r.Target.String() + "->" + r.Via.String()
+}
+
 // key generates a key suitable for a map[] from this route
 func (r *Route) key() (k [6]uint64) {
 	copy(((*[16]byte)(unsafe.Pointer(&k[0])))[:], r.Target.IP)