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nextServer.go
38 lines (31 loc) · 886 Bytes
/
nextServer.go
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// Copyright 2017 Kirill Danshin and Gramework contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
package client
import (
"net/url"
"github.com/gramework/gramework"
)
func (client *Instance) nextServer() (*requestInfo, error) {
if len(client.conf.Addresses) == 0 {
return nil, ErrNoServerAvailable
}
for i := 0; i < len(client.conf.Addresses); i++ {
addr := client.conf.Addresses[client.balancer.next()]
hostURL, err := url.Parse(addr)
if err != nil {
gramework.Errorf("error while parsing host url: %s", err)
continue
}
return &requestInfo{
HostClient: client.getHostClient(hostURL),
Addr: addr,
}, nil
}
return nil, ErrNoServerAvailable
}