frp/server/manager.go

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2017-03-09 02:03:47 +08:00
package server
import (
"fmt"
"sync"
)
type ControlManager struct {
// controls indexed by run id
ctlsByRunId map[string]*Control
mu sync.RWMutex
}
func NewControlManager() *ControlManager {
return &ControlManager{
ctlsByRunId: make(map[string]*Control),
}
}
func (cm *ControlManager) Add(runId string, ctl *Control) (oldCtl *Control) {
cm.mu.Lock()
defer cm.mu.Unlock()
oldCtl, ok := cm.ctlsByRunId[runId]
if ok {
oldCtl.Replaced(ctl)
}
cm.ctlsByRunId[runId] = ctl
return
}
func (cm *ControlManager) GetById(runId string) (ctl *Control, ok bool) {
cm.mu.RLock()
defer cm.mu.RUnlock()
ctl, ok = cm.ctlsByRunId[runId]
return
}
type ProxyManager struct {
// proxies indexed by proxy name
pxys map[string]Proxy
mu sync.RWMutex
}
func NewProxyManager() *ProxyManager {
return &ProxyManager{
pxys: make(map[string]Proxy),
}
}
func (pm *ProxyManager) Add(name string, pxy Proxy) error {
pm.mu.Lock()
defer pm.mu.Unlock()
if _, ok := pm.pxys[name]; ok {
return fmt.Errorf("proxy name [%s] is already in use", name)
}
pm.pxys[name] = pxy
return nil
}
func (pm *ProxyManager) Del(name string) {
pm.mu.Lock()
defer pm.mu.Unlock()
delete(pm.pxys, name)
}
func (pm *ProxyManager) GetByName(name string) (pxy Proxy, ok bool) {
pm.mu.RLock()
defer pm.mu.RUnlock()
pxy, ok = pm.pxys[name]
return
}