support the "custom_location" configure

cross_compiles_package.sh

@@ -17,6 +17,14 @@ mkdir ./packages
 os_all='linux windows darwin'
 arch_all='386 amd64 arm'
 
+if [ $1 ];then
+    os_all=$1
+fi
+
+if [ $2 ];then
+    arch_all=$2
+fi
+
 for os in $os_all; do
     for arch in $arch_all; do
         frp_dir_name="frp_${frp_version}_${os}_${arch}"

src/cmd/frps/main.go

@@ -151,7 +151,12 @@ func main() {
 			log.Error("Create vhost http listener error, %v", err)
 			os.Exit(1)
 		}
-		server.VhostHttpMuxer, err = vhost.NewHttpMuxer(vhostListener, 30*time.Second)
+
+		if server.VhostHttpRouters == nil {
+			server.VhostHttpMuxer, err = vhost.NewHttpMuxer(vhostListener, 30*time.Second)
+		} else {
+			server.VhostHttpMuxer, err = vhost.NewHttpMuxerWithRouter(vhostListener, 30*time.Second, server.VhostHttpRouters)
+		}
 		if err != nil {
 			log.Error("Create vhost httpMuxer error, %v", err)
 		}

src/models/server/config.go

@@ -54,6 +54,8 @@ var (
 	VhostHttpsMuxer   *vhost.HttpsMuxer
 	ProxyServers      map[string]*ProxyServer = make(map[string]*ProxyServer) // all proxy servers info and resources
 	ProxyServersMutex sync.RWMutex
+
+	VhostHttpRouters *vhost.VhostRouters
 )
 
 func LoadConf(confFile string) (err error) {
@@ -272,6 +274,16 @@ func loadProxyConf(confFile string) (proxyServers map[string]*ProxyServer, err e
 				} else {
 					return proxyServers, fmt.Errorf("Parse conf error: proxy [%s] custom_domains must be set when type equals http", proxyServer.Name)
 				}
+
+				//location
+				locStr, loc_ok := section["custom_location"]
+				if loc_ok {
+					if VhostHttpRouters == nil {
+						VhostHttpRouters = vhost.NewVhostRouters()
+					}
+					proxyServer.Locations = strings.Split(locStr, ",")
+					VhostHttpRouters.Add(proxyServer.Name, proxyServer.CustomDomains, proxyServer.Locations)
+				}
 			} else if proxyServer.Type == "https" {
 				// for https
 				proxyServer.ListenPort = VhostHttpsPort

src/models/server/server.go

@@ -37,6 +37,7 @@ type ProxyServer struct {
 	BindAddr      string
 	ListenPort    int64
 	CustomDomains []string
+	Locations     []string
 
 	Status       int64
 	CtlConn      *conn.Conn      // control connection with frpc
@@ -99,6 +100,14 @@ func (p *ProxyServer) Compare(p2 *ProxyServer) bool {
 			return false
 		}
 	}
+	if len(p.Locations) != len(p2.Locations) {
+		return false
+	}
+	for i, _ := range p.Locations {
+		if p.Locations[i] != p2.Locations[i] {
+			return false
+		}
+	}
 	return true
 }
 

src/utils/vhost/http.go

@@ -41,7 +41,8 @@ func GetHttpHostname(c *conn.Conn) (_ net.Conn, routerName string, err error) {
 		return sc, "", err
 	}
 	tmpArr := strings.Split(request.Host, ":")
-	routerName = tmpArr[0]
+	//routerName = tmpArr[0]
+	routerName = tmpArr[0] + ":" + request.URL.Path
 	request.Body.Close()
 	return sc, routerName, nil
 }
@@ -51,6 +52,12 @@ func NewHttpMuxer(listener *conn.Listener, timeout time.Duration) (*HttpMuxer, e
 	return &HttpMuxer{mux}, err
 }
 
+func NewHttpMuxerWithRouter(listener *conn.Listener, timeout time.Duration, r *VhostRouters) (*HttpMuxer, error) {
+	mux, err := NewVhostMuxer(listener, GetHttpHostname, HttpHostNameRewrite, timeout)
+	mux.routers = r
+	return &HttpMuxer{mux}, err
+}
+
 func HttpHostNameRewrite(c *conn.Conn, rewriteHost string) (_ net.Conn, err error) {
 	sc, rd := newShareConn(c.TcpConn)
 	var buff []byte

src/utils/vhost/router.go

@@ -0,0 +1,79 @@
+package vhost
+
+import (
+	"sort"
+	"strings"
+	"sync"
+)
+
+type VhostRouters struct {
+	RouterByDomain map[string][]*VhostRouter
+	mutex          sync.RWMutex
+}
+
+type VhostRouter struct {
+	Name     string
+	Domain   string
+	Location string
+}
+
+func NewVhostRouters() *VhostRouters {
+	return &VhostRouters{
+		RouterByDomain: make(map[string][]*VhostRouter),
+	}
+}
+
+//sort by location
+type ByLocation []*VhostRouter
+
+func (a ByLocation) Len() int {
+	return len(a)
+}
+func (a ByLocation) Swap(i, j int) {
+	a[i], a[j] = a[j], a[i]
+}
+func (a ByLocation) Less(i, j int) bool {
+	return strings.Compare(a[i].Location, a[j].Location) < 0
+}
+
+func (r *VhostRouters) Add(name string, domains, locations []string) {
+	r.mutex.Lock()
+	defer r.mutex.Unlock()
+
+	for _, domain := range domains {
+		vrs, found := r.RouterByDomain[name]
+		if !found {
+			vrs = make([]*VhostRouter, 0)
+		}
+
+		for _, loc := range locations {
+			vr := &VhostRouter{
+				Name:     name,
+				Domain:   domain,
+				Location: loc,
+			}
+			vrs = append(vrs, vr)
+		}
+
+		sort_vrs := sort.Reverse(ByLocation(vrs))
+		r.RouterByDomain[name] = sort_vrs.(ByLocation)
+	}
+}
+
+func (r *VhostRouters) getName(domain, url string) (name string, exist bool) {
+	r.mutex.RLock()
+	defer r.mutex.RUnlock()
+
+	vrs, exist := r.RouterByDomain[domain]
+	if !exist {
+		return
+	}
+
+	for _, vr := range vrs {
+		if strings.HasPrefix(url, vr.Location+"/") {
+			return vr.Name, true
+		}
+	}
+
+	return
+}

src/utils/vhost/vhost.go

@@ -35,6 +35,7 @@ type VhostMuxer struct {
 	vhostFunc   muxFunc
 	rewriteFunc hostRewriteFunc
 	registryMap map[string]*Listener
+	routers     *VhostRouters
 	mutex       sync.RWMutex
 }
 
@@ -71,6 +72,16 @@ func (v *VhostMuxer) Listen(name string, rewriteHost string) (l *Listener, err e
 func (v *VhostMuxer) getListener(name string) (l *Listener, exist bool) {
 	v.mutex.RLock()
 	defer v.mutex.RUnlock()
+
+	if v.routers != nil {
+		tmparray := strings.SplitN(name, ":", 2)
+		if len(tmparray) == 2 {
+			newname, found := v.routers.getName(tmparray[0], tmparray[1])
+			if found {
+				name = newname
+			}
+		}
+	}
 	l, exist = v.registryMap[name]
 	return l, exist
 }