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Merge pull request #1349 from fatedier/dev

Browse Source 
bump version to v0.28.0
This commit is contained in:
fatedier 2019-08-01 14:04:55 +08:00 committed by GitHub
commit 6451583e60
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17 changed files with 347 additions and 119 deletions
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7
README.md
View File

@ -560,7 +560,8 @@ This feature is fit for a large number of short connections.
### Load balancing
Load balancing is supported by `group`.
This feature is available only for type `tcp` now.
This feature is available only for type `tcp` and `http` now.
```ini
# frpc.ini
@ -583,6 +584,10 @@ group_key = 123
Proxies in same group will accept connections from port 80 randomly.
For `tcp` type, `remote_port` in one group shoud be same.
For `http` type, `custom_domains, subdomain, locations` shoud be same.
### Health Check
Health check feature can help you achieve high availability with load balancing.

10
README_zh.md
View File

@ -16,7 +16,7 @@ frp 是一个可用于内网穿透的高性能的反向代理应用，支持 tcp
* [通过 ssh 访问公司内网机器](#通过-ssh-访问公司内网机器)
* [通过自定义域名访问部署于内网的 web 服务](#通过自定义域名访问部署于内网的-web-服务)
* [转发 DNS 查询请求](#转发-dns-查询请求)
* [转发 Unix域套接字](#转发-unix域套接字)
* [转发 Unix 域套接字](#转发-unix-域套接字)
* [对外提供简单的文件访问服务](#对外提供简单的文件访问服务)
* [为本地 HTTP 服务启用 HTTPS](#为本地-http-服务启用-https)
* [安全地暴露内网服务](#安全地暴露内网服务)
@ -194,7 +194,7 @@ DNS 查询请求通常使用 UDP 协议，frp 支持对内网 UDP 服务的穿
`dig @x.x.x.x -p 6000 www.google.com`
### 转发 Unix域套接字
### 转发 Unix 域套接字
通过 tcp 端口访问内网的 unix域套接字(例如和 docker daemon 通信)。
@ -597,7 +597,7 @@ tcp_mux = false
可以将多个相同类型的 proxy 加入到同一个 group 中，从而实现负载均衡的功能。
目前只支持 tcp 类型的 proxy。
目前只支持 TCP 和 HTTP 类型的 proxy。
```ini
# frpc.ini
@ -618,7 +618,9 @@ group_key = 123
用户连接 frps 服务器的 80 端口，frps 会将接收到的用户连接随机分发给其中一个存活的 proxy。这样可以在一台 frpc 机器挂掉后仍然有其他节点能够提供服务。
要求 `group_key` 相同，做权限验证，且 `remote_port` 相同。
TCP 类型代理要求 `group_key` 相同，做权限验证，且 `remote_port` 相同。
HTTP 类型代理要求 `group_key, custom_domains 或 subdomain 和 locations` 相同。
### 健康检查

2
client/service.go
View File

@ -86,6 +86,8 @@ func (svr *Service) Run() error {
if g.GlbClientCfg.LoginFailExit {
return err
} else {
conn.Close()
session.Close()
time.Sleep(10 * time.Second)
}
} else {

2
conf/frpc_full.ini
View File

@ -50,7 +50,7 @@ tls_enable = true
# specify a dns server, so frpc will use this instead of default one
# dns_server = 8.8.8.8
# proxy names you want to start divided by ','
# proxy names you want to start seperated by ','
# default is empty, means all proxies
# start = ssh,dns

5
server/controller/resource.go
View File

@ -29,6 +29,9 @@ type ResourceController struct {
// Tcp Group Controller
TcpGroupCtl *group.TcpGroupCtl
// HTTP Group Controller
HTTPGroupCtl *group.HTTPGroupController
// Manage all tcp ports
TcpPortManager *ports.PortManager
@ -38,7 +41,7 @@ type ResourceController struct {
// For http proxies, forwarding http requests
HttpReverseProxy *vhost.HttpReverseProxy
// For https proxies, route requests to different clients by hostname and other infomation
// For https proxies, route requests to different clients by hostname and other information
VhostHttpsMuxer *vhost.HttpsMuxer
// Controller for nat hole connections

1
server/group/group.go
View File

@ -23,4 +23,5 @@ var (
ErrGroupParamsInvalid = errors.New("group params invalid")
ErrListenerClosed = errors.New("group listener closed")
ErrGroupDifferentPort = errors.New("group should have same remote port")
ErrProxyRepeated = errors.New("group proxy repeated")
)

157
server/group/http.go Normal file
View File

@ -0,0 +1,157 @@
package group
import (
"fmt"
"sync"
"sync/atomic"
frpNet "github.com/fatedier/frp/utils/net"
"github.com/fatedier/frp/utils/vhost"
)
type HTTPGroupController struct {
groups map[string]*HTTPGroup
vhostRouter *vhost.VhostRouters
mu sync.Mutex
}
func NewHTTPGroupController(vhostRouter *vhost.VhostRouters) *HTTPGroupController {
return &HTTPGroupController{
groups: make(map[string]*HTTPGroup),
vhostRouter: vhostRouter,
}
}
func (ctl *HTTPGroupController) Register(proxyName, group, groupKey string,
routeConfig vhost.VhostRouteConfig) (err error) {
indexKey := httpGroupIndex(group, routeConfig.Domain, routeConfig.Location)
ctl.mu.Lock()
g, ok := ctl.groups[indexKey]
if !ok {
g = NewHTTPGroup(ctl)
ctl.groups[indexKey] = g
}
ctl.mu.Unlock()
return g.Register(proxyName, group, groupKey, routeConfig)
}
func (ctl *HTTPGroupController) UnRegister(proxyName, group, domain, location string) {
indexKey := httpGroupIndex(group, domain, location)
ctl.mu.Lock()
defer ctl.mu.Unlock()
g, ok := ctl.groups[indexKey]
if !ok {
return
}
isEmpty := g.UnRegister(proxyName)
if isEmpty {
delete(ctl.groups, indexKey)
}
}
type HTTPGroup struct {
group string
groupKey string
domain string
location string
createFuncs map[string]vhost.CreateConnFunc
pxyNames []string
index uint64
ctl *HTTPGroupController
mu sync.RWMutex
}
func NewHTTPGroup(ctl *HTTPGroupController) *HTTPGroup {
return &HTTPGroup{
createFuncs: make(map[string]vhost.CreateConnFunc),
pxyNames: make([]string, 0),
ctl: ctl,
}
}
func (g *HTTPGroup) Register(proxyName, group, groupKey string,
routeConfig vhost.VhostRouteConfig) (err error) {
g.mu.Lock()
defer g.mu.Unlock()
if len(g.createFuncs) == 0 {
// the first proxy in this group
tmp := routeConfig // copy object
tmp.CreateConnFn = g.createConn
err = g.ctl.vhostRouter.Add(routeConfig.Domain, routeConfig.Location, &tmp)
if err != nil {
return
}
g.group = group
g.groupKey = groupKey
g.domain = routeConfig.Domain
g.location = routeConfig.Location
} else {
if g.group != group || g.domain != routeConfig.Domain || g.location != routeConfig.Location {
err = ErrGroupParamsInvalid
return
}
if g.groupKey != groupKey {
err = ErrGroupAuthFailed
return
}
}
if _, ok := g.createFuncs[proxyName]; ok {
err = ErrProxyRepeated
return
}
g.createFuncs[proxyName] = routeConfig.CreateConnFn
g.pxyNames = append(g.pxyNames, proxyName)
return nil
}
func (g *HTTPGroup) UnRegister(proxyName string) (isEmpty bool) {
g.mu.Lock()
defer g.mu.Unlock()
delete(g.createFuncs, proxyName)
for i, name := range g.pxyNames {
if name == proxyName {
g.pxyNames = append(g.pxyNames[:i], g.pxyNames[i+1:]...)
break
}
}
if len(g.createFuncs) == 0 {
isEmpty = true
g.ctl.vhostRouter.Del(g.domain, g.location)
}
return
}
func (g *HTTPGroup) createConn(remoteAddr string) (frpNet.Conn, error) {
var f vhost.CreateConnFunc
newIndex := atomic.AddUint64(&g.index, 1)
g.mu.RLock()
group := g.group
domain := g.domain
location := g.location
if len(g.pxyNames) > 0 {
name := g.pxyNames[int(newIndex)%len(g.pxyNames)]
f, _ = g.createFuncs[name]
}
g.mu.RUnlock()
if f == nil {
return nil, fmt.Errorf("no CreateConnFunc for http group [%s], domain [%s], location [%s]", group, domain, location)
}
return f(remoteAddr)
}
func httpGroupIndex(group, domain, location string) string {
return fmt.Sprintf("%s_%s_%s", group, domain, location)
}

124
server/group/tcp.go
View File

@ -24,46 +24,47 @@ import (
gerr "github.com/fatedier/golib/errors"
)
type TcpGroupListener struct {
groupName string
group *TcpGroup
// TcpGroupCtl manage all TcpGroups
type TcpGroupCtl struct {
groups map[string]*TcpGroup
addr net.Addr
closeCh chan struct{}
// portManager is used to manage port
portManager *ports.PortManager
mu sync.Mutex
}
func newTcpGroupListener(name string, group *TcpGroup, addr net.Addr) *TcpGroupListener {
return &TcpGroupListener{
groupName: name,
group: group,
addr: addr,
closeCh: make(chan struct{}),
// NewTcpGroupCtl return a new TcpGroupCtl
func NewTcpGroupCtl(portManager *ports.PortManager) *TcpGroupCtl {
return &TcpGroupCtl{
groups: make(map[string]*TcpGroup),
portManager: portManager,
}
}
func (ln *TcpGroupListener) Accept() (c net.Conn, err error) {
var ok bool
select {
case <-ln.closeCh:
return nil, ErrListenerClosed
case c, ok = <-ln.group.Accept():
if !ok {
return nil, ErrListenerClosed
}
return c, nil
// Listen is the wrapper for TcpGroup's Listen
// If there are no group, we will create one here
func (tgc *TcpGroupCtl) Listen(proxyName string, group string, groupKey string,
addr string, port int) (l net.Listener, realPort int, err error) {
tgc.mu.Lock()
tcpGroup, ok := tgc.groups[group]
if !ok {
tcpGroup = NewTcpGroup(tgc)
tgc.groups[group] = tcpGroup
}
tgc.mu.Unlock()
return tcpGroup.Listen(proxyName, group, groupKey, addr, port)
}
func (ln *TcpGroupListener) Addr() net.Addr {
return ln.addr
}
func (ln *TcpGroupListener) Close() (err error) {
close(ln.closeCh)
ln.group.CloseListener(ln)
return
// RemoveGroup remove TcpGroup from controller
func (tgc *TcpGroupCtl) RemoveGroup(group string) {
tgc.mu.Lock()
defer tgc.mu.Unlock()
delete(tgc.groups, group)
}
// TcpGroup route connections to different proxies
type TcpGroup struct {
group string
groupKey string
@ -79,6 +80,7 @@ type TcpGroup struct {
mu sync.Mutex
}
// NewTcpGroup return a new TcpGroup
func NewTcpGroup(ctl *TcpGroupCtl) *TcpGroup {
return &TcpGroup{
lns: make([]*TcpGroupListener, 0),
@ -87,10 +89,14 @@ func NewTcpGroup(ctl *TcpGroupCtl) *TcpGroup {
}
}
// Listen will return a new TcpGroupListener
// if TcpGroup already has a listener, just add a new TcpGroupListener to the queues
// otherwise, listen on the real address
func (tg *TcpGroup) Listen(proxyName string, group string, groupKey string, addr string, port int) (ln *TcpGroupListener, realPort int, err error) {
tg.mu.Lock()
defer tg.mu.Unlock()
if len(tg.lns) == 0 {
// the first listener, listen on the real address
realPort, err = tg.ctl.portManager.Acquire(proxyName, port)
if err != nil {
return
@ -114,6 +120,7 @@ func (tg *TcpGroup) Listen(proxyName string, group string, groupKey string, addr
}
go tg.worker()
} else {
// address and port in the same group must be equal
if tg.group != group || tg.addr != addr {
err = ErrGroupParamsInvalid
return
@ -133,6 +140,7 @@ func (tg *TcpGroup) Listen(proxyName string, group string, groupKey string, addr
return
}
// worker is called when the real tcp listener has been created
func (tg *TcpGroup) worker() {
for {
c, err := tg.tcpLn.Accept()
@ -152,6 +160,7 @@ func (tg *TcpGroup) Accept() <-chan net.Conn {
return tg.acceptCh
}
// CloseListener remove the TcpGroupListener from the TcpGroup
func (tg *TcpGroup) CloseListener(ln *TcpGroupListener) {
tg.mu.Lock()
defer tg.mu.Unlock()
@ -169,36 +178,47 @@ func (tg *TcpGroup) CloseListener(ln *TcpGroupListener) {
}
}
type TcpGroupCtl struct {
groups map[string]*TcpGroup
// TcpGroupListener
type TcpGroupListener struct {
groupName string
group *TcpGroup
portManager *ports.PortManager
mu sync.Mutex
addr net.Addr
closeCh chan struct{}
}
func NewTcpGroupCtl(portManager *ports.PortManager) *TcpGroupCtl {
return &TcpGroupCtl{
groups: make(map[string]*TcpGroup),
portManager: portManager,
func newTcpGroupListener(name string, group *TcpGroup, addr net.Addr) *TcpGroupListener {
return &TcpGroupListener{
groupName: name,
group: group,
addr: addr,
closeCh: make(chan struct{}),
}
}
func (tgc *TcpGroupCtl) Listen(proxyNanme string, group string, groupKey string,
addr string, port int) (l net.Listener, realPort int, err error) {
tgc.mu.Lock()
defer tgc.mu.Unlock()
if tcpGroup, ok := tgc.groups[group]; ok {
return tcpGroup.Listen(proxyNanme, group, groupKey, addr, port)
} else {
tcpGroup = NewTcpGroup(tgc)
tgc.groups[group] = tcpGroup
return tcpGroup.Listen(proxyNanme, group, groupKey, addr, port)
// Accept will accept connections from TcpGroup
func (ln *TcpGroupListener) Accept() (c net.Conn, err error) {
var ok bool
select {
case <-ln.closeCh:
return nil, ErrListenerClosed
case c, ok = <-ln.group.Accept():
if !ok {
return nil, ErrListenerClosed
}
return c, nil
}
}
func (tgc *TcpGroupCtl) RemoveGroup(group string) {
tgc.mu.Lock()
defer tgc.mu.Unlock()
delete(tgc.groups, group)
func (ln *TcpGroupListener) Addr() net.Addr {
return ln.addr
}
// Close close the listener
func (ln *TcpGroupListener) Close() (err error) {
close(ln.closeCh)
// remove self from TcpGroup
ln.group.CloseListener(ln)
return
}

68
server/proxy/http.go
View File

@ -50,6 +50,12 @@ func (pxy *HttpProxy) Run() (remoteAddr string, err error) {
locations = []string{""}
}
defer func() {
if err != nil {
pxy.Close()
}
}()
addrs := make([]string, 0)
for _, domain := range pxy.cfg.CustomDomains {
if domain == "" {
@ -59,17 +65,31 @@ func (pxy *HttpProxy) Run() (remoteAddr string, err error) {
routeConfig.Domain = domain
for _, location := range locations {
routeConfig.Location = location
err = pxy.rc.HttpReverseProxy.Register(routeConfig)
if err != nil {
return
}
tmpDomain := routeConfig.Domain
tmpLocation := routeConfig.Location
addrs = append(addrs, util.CanonicalAddr(tmpDomain, int(g.GlbServerCfg.VhostHttpPort)))
pxy.closeFuncs = append(pxy.closeFuncs, func() {
pxy.rc.HttpReverseProxy.UnRegister(tmpDomain, tmpLocation)
})
pxy.Info("http proxy listen for host [%s] location [%s]", routeConfig.Domain, routeConfig.Location)
// handle group
if pxy.cfg.Group != "" {
err = pxy.rc.HTTPGroupCtl.Register(pxy.name, pxy.cfg.Group, pxy.cfg.GroupKey, routeConfig)
if err != nil {
return
}
pxy.closeFuncs = append(pxy.closeFuncs, func() {
pxy.rc.HTTPGroupCtl.UnRegister(pxy.name, pxy.cfg.Group, tmpDomain, tmpLocation)
})
} else {
// no group
err = pxy.rc.HttpReverseProxy.Register(routeConfig)
if err != nil {
return
}
pxy.closeFuncs = append(pxy.closeFuncs, func() {
pxy.rc.HttpReverseProxy.UnRegister(tmpDomain, tmpLocation)
})
}
addrs = append(addrs, util.CanonicalAddr(routeConfig.Domain, int(g.GlbServerCfg.VhostHttpPort)))
pxy.Info("http proxy listen for host [%s] location [%s] group [%s]", routeConfig.Domain, routeConfig.Location, pxy.cfg.Group)
}
}
@ -77,17 +97,31 @@ func (pxy *HttpProxy) Run() (remoteAddr string, err error) {
routeConfig.Domain = pxy.cfg.SubDomain + "." + g.GlbServerCfg.SubDomainHost
for _, location := range locations {
routeConfig.Location = location
err = pxy.rc.HttpReverseProxy.Register(routeConfig)
if err != nil {
return
}
tmpDomain := routeConfig.Domain
tmpLocation := routeConfig.Location
// handle group
if pxy.cfg.Group != "" {
err = pxy.rc.HTTPGroupCtl.Register(pxy.name, pxy.cfg.Group, pxy.cfg.GroupKey, routeConfig)
if err != nil {
return
}
pxy.closeFuncs = append(pxy.closeFuncs, func() {
pxy.rc.HTTPGroupCtl.UnRegister(pxy.name, pxy.cfg.Group, tmpDomain, tmpLocation)
})
} else {
err = pxy.rc.HttpReverseProxy.Register(routeConfig)
if err != nil {
return
}
pxy.closeFuncs = append(pxy.closeFuncs, func() {
pxy.rc.HttpReverseProxy.UnRegister(tmpDomain, tmpLocation)
})
}
addrs = append(addrs, util.CanonicalAddr(tmpDomain, g.GlbServerCfg.VhostHttpPort))
pxy.closeFuncs = append(pxy.closeFuncs, func() {
pxy.rc.HttpReverseProxy.UnRegister(tmpDomain, tmpLocation)
})
pxy.Info("http proxy listen for host [%s] location [%s]", routeConfig.Domain, routeConfig.Location)
pxy.Info("http proxy listen for host [%s] location [%s] group [%s]", routeConfig.Domain, routeConfig.Location, pxy.cfg.Group)
}
}
remoteAddr = strings.Join(addrs, ",")

5
server/proxy/https.go
View File

@ -31,6 +31,11 @@ type HttpsProxy struct {
func (pxy *HttpsProxy) Run() (remoteAddr string, err error) {
routeConfig := &vhost.VhostRouteConfig{}
defer func() {
if err != nil {
pxy.Close()
}
}()
addrs := make([]string, 0)
for _, domain := range pxy.cfg.CustomDomains {
if domain == "" {

2
server/proxy/proxy.go
View File

@ -72,6 +72,8 @@ func (pxy *BaseProxy) Close() {
}
}
// GetWorkConnFromPool try to get a new work connections from pool
// for quickly response, we immediately send the StartWorkConn message to frpc after take out one from pool
func (pxy *BaseProxy) GetWorkConnFromPool(src, dst net.Addr) (workConn frpNet.Conn, err error) {
// try all connections from the pool
for i := 0; i < pxy.poolCount+1; i++ {

11
server/service.go
View File

@ -76,6 +76,9 @@ type Service struct {
// Manage all proxies
pxyManager *proxy.ProxyManager
// HTTP vhost router
httpVhostRouter *vhost.VhostRouters
// All resource managers and controllers
rc *controller.ResourceController
@ -95,12 +98,16 @@ func NewService() (svr *Service, err error) {
TcpPortManager: ports.NewPortManager("tcp", cfg.ProxyBindAddr, cfg.AllowPorts),
UdpPortManager: ports.NewPortManager("udp", cfg.ProxyBindAddr, cfg.AllowPorts),
},
tlsConfig: generateTLSConfig(),
httpVhostRouter: vhost.NewVhostRouters(),
tlsConfig: generateTLSConfig(),
}
// Init group controller
svr.rc.TcpGroupCtl = group.NewTcpGroupCtl(svr.rc.TcpPortManager)
// Init HTTP group controller
svr.rc.HTTPGroupCtl = group.NewHTTPGroupController(svr.httpVhostRouter)
// Init assets
err = assets.Load(cfg.AssetsDir)
if err != nil {
@ -159,7 +166,7 @@ func NewService() (svr *Service, err error) {
if cfg.VhostHttpPort > 0 {
rp := vhost.NewHttpReverseProxy(vhost.HttpReverseProxyOptions{
ResponseHeaderTimeoutS: cfg.VhostHttpTimeout,
})
}, svr.httpVhostRouter)
svr.rc.HttpReverseProxy = rp
address := fmt.Sprintf("%s:%d", cfg.ProxyBindAddr, cfg.VhostHttpPort)

2
tests/ci/health/health_test.go
View File

@ -72,7 +72,7 @@ health_check_url = /health
func TestHealthCheck(t *testing.T) {
assert := assert.New(t)
// ****** start backgroud services ******
// ****** start background services ******
echoSvc1 := mock.NewEchoServer(15001, 1, "echo1")
err := echoSvc1.Start()
if assert.NoError(err) {

2
utils/version/version.go
View File

@ -19,7 +19,7 @@ import (
"strings"
)
var version string = "0.27.1"
var version string = "0.28.0"
func Full() string {
return version

32
utils/vhost/http.go
View File

@ -23,7 +23,6 @@ import (
"net"
"net/http"
"strings"
"sync"
"time"
frpLog "github.com/fatedier/frp/utils/log"
@ -32,8 +31,7 @@ import (
)
var (
ErrRouterConfigConflict = errors.New("router config conflict")
ErrNoDomain = errors.New("no such domain")
ErrNoDomain = errors.New("no such domain")
)
func getHostFromAddr(addr string) (host string) {
@ -51,21 +49,19 @@ type HttpReverseProxyOptions struct {
}
type HttpReverseProxy struct {
proxy *ReverseProxy
proxy *ReverseProxy
vhostRouter *VhostRouters
responseHeaderTimeout time.Duration
cfgMu sync.RWMutex
}
func NewHttpReverseProxy(option HttpReverseProxyOptions) *HttpReverseProxy {
func NewHttpReverseProxy(option HttpReverseProxyOptions, vhostRouter *VhostRouters) *HttpReverseProxy {
if option.ResponseHeaderTimeoutS <= 0 {
option.ResponseHeaderTimeoutS = 60
}
rp := &HttpReverseProxy{
responseHeaderTimeout: time.Duration(option.ResponseHeaderTimeoutS) * time.Second,
vhostRouter: NewVhostRouters(),
vhostRouter: vhostRouter,
}
proxy := &ReverseProxy{
Director: func(req *http.Request) {
@ -106,21 +102,18 @@ func NewHttpReverseProxy(option HttpReverseProxyOptions) *HttpReverseProxy {
return rp
}
// Register register the route config to reverse proxy
// reverse proxy will use CreateConnFn from routeCfg to create a connection to the remote service
func (rp *HttpReverseProxy) Register(routeCfg VhostRouteConfig) error {
rp.cfgMu.Lock()
defer rp.cfgMu.Unlock()
_, ok := rp.vhostRouter.Exist(routeCfg.Domain, routeCfg.Location)
if ok {
return ErrRouterConfigConflict
} else {
rp.vhostRouter.Add(routeCfg.Domain, routeCfg.Location, &routeCfg)
err := rp.vhostRouter.Add(routeCfg.Domain, routeCfg.Location, &routeCfg)
if err != nil {
return err
}
return nil
}
// UnRegister unregister route config by domain and location
func (rp *HttpReverseProxy) UnRegister(domain string, location string) {
rp.cfgMu.Lock()
defer rp.cfgMu.Unlock()
rp.vhostRouter.Del(domain, location)
}
@ -140,6 +133,7 @@ func (rp *HttpReverseProxy) GetHeaders(domain string, location string) (headers
return
}
// CreateConnection create a new connection by route config
func (rp *HttpReverseProxy) CreateConnection(domain string, location string, remoteAddr string) (net.Conn, error) {
vr, ok := rp.getVhost(domain, location)
if ok {
@ -163,10 +157,8 @@ func (rp *HttpReverseProxy) CheckAuth(domain, location, user, passwd string) boo
return true
}
// getVhost get vhost router by domain and location
func (rp *HttpReverseProxy) getVhost(domain string, location string) (vr *VhostRouter, ok bool) {
rp.cfgMu.RLock()
defer rp.cfgMu.RUnlock()
// first we check the full hostname
// if not exist, then check the wildcard_domain such as *.example.com
vr, ok = rp.vhostRouter.Get(domain, location)

17
utils/vhost/router.go
View File

@ -1,11 +1,16 @@
package vhost
import (
"errors"
"sort"
"strings"
"sync"
)
var (
ErrRouterConfigConflict = errors.New("router config conflict")
)
type VhostRouters struct {
RouterByDomain map[string][]*VhostRouter
mutex sync.RWMutex
@ -24,10 +29,14 @@ func NewVhostRouters() *VhostRouters {
}
}
func (r *VhostRouters) Add(domain, location string, payload interface{}) {
func (r *VhostRouters) Add(domain, location string, payload interface{}) error {
r.mutex.Lock()
defer r.mutex.Unlock()
if _, exist := r.exist(domain, location); exist {
return ErrRouterConfigConflict
}
vrs, found := r.RouterByDomain[domain]
if !found {
vrs = make([]*VhostRouter, 0, 1)
@ -42,6 +51,7 @@ func (r *VhostRouters) Add(domain, location string, payload interface{}) {
sort.Sort(sort.Reverse(ByLocation(vrs)))
r.RouterByDomain[domain] = vrs
return nil
}
func (r *VhostRouters) Del(domain, location string) {
@ -80,10 +90,7 @@ func (r *VhostRouters) Get(host, path string) (vr *VhostRouter, exist bool) {
return
}
func (r *VhostRouters) Exist(host, path string) (vr *VhostRouter, exist bool) {
r.mutex.RLock()
defer r.mutex.RUnlock()
func (r *VhostRouters) exist(host, path string) (vr *VhostRouter, exist bool) {
vrs, found := r.RouterByDomain[host]
if !found {
return

19
utils/vhost/vhost.go
View File

@ -15,7 +15,6 @@ package vhost
import (
"fmt"
"strings"
"sync"
"time"
"github.com/fatedier/frp/utils/log"
@ -35,7 +34,6 @@ type VhostMuxer struct {
authFunc httpAuthFunc
rewriteFunc hostRewriteFunc
registryRouter *VhostRouters
mutex sync.RWMutex
}
func NewVhostMuxer(listener frpNet.Listener, vhostFunc muxFunc, authFunc httpAuthFunc, rewriteFunc hostRewriteFunc, timeout time.Duration) (mux *VhostMuxer, err error) {
@ -53,6 +51,7 @@ func NewVhostMuxer(listener frpNet.Listener, vhostFunc muxFunc, authFunc httpAut
type CreateConnFunc func(remoteAddr string) (frpNet.Conn, error)
// VhostRouteConfig is the params used to match HTTP requests
type VhostRouteConfig struct {
Domain string
Location string
@ -67,14 +66,6 @@ type VhostRouteConfig struct {
// listen for a new domain name, if rewriteHost is not empty and rewriteFunc is not nil
// then rewrite the host header to rewriteHost
func (v *VhostMuxer) Listen(cfg *VhostRouteConfig) (l *Listener, err error) {
v.mutex.Lock()
defer v.mutex.Unlock()
_, ok := v.registryRouter.Exist(cfg.Domain, cfg.Location)
if ok {
return nil, fmt.Errorf("hostname [%s] location [%s] is already registered", cfg.Domain, cfg.Location)
}
l = &Listener{
name: cfg.Domain,
location: cfg.Location,
@ -85,14 +76,14 @@ func (v *VhostMuxer) Listen(cfg *VhostRouteConfig) (l *Listener, err error) {
accept: make(chan frpNet.Conn),
Logger: log.NewPrefixLogger(""),
}
v.registryRouter.Add(cfg.Domain, cfg.Location, l)
err = v.registryRouter.Add(cfg.Domain, cfg.Location, l)
if err != nil {
return
}
return l, nil
}
func (v *VhostMuxer) getListener(name, path string) (l *Listener, exist bool) {
v.mutex.RLock()
defer v.mutex.RUnlock()
// first we check the full hostname
// if not exist, then check the wildcard_domain such as *.example.com
vr, found := v.registryRouter.Get(name, path)