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support http load balancing

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fatedier
2019-07-31 00:41:58 +08:00
parent 5796c27ed5
commit b3ed863021
11 changed files with 329 additions and 110 deletions
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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++ {