GoDoxy/src/go-proxy/http_lbpool.go
2024-03-18 16:00:45 +00:00

29 lines
No EOL
573 B
Go
Executable file

package main
import "sync/atomic"
type httpLoadBalancePool struct {
pool []*HTTPRoute
curentIndex atomic.Int32
}
func NewHTTPLoadBalancePool() *httpLoadBalancePool {
return &httpLoadBalancePool{
pool: make([]*HTTPRoute, 0),
}
}
func (p *httpLoadBalancePool) Add(route *HTTPRoute) {
p.pool = append(p.pool, route)
}
func (p *httpLoadBalancePool) Iterator() []*HTTPRoute {
return p.pool
}
func (p *httpLoadBalancePool) Pick() *HTTPRoute {
// round-robin
index := int(p.curentIndex.Load())
defer p.curentIndex.Add(1)
return p.pool[index%len(p.pool)]
}