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Golang structs.RPCInfo类代码示例

本文整理汇总了Golang中github.com/hashicorp/consul/consul/structs.RPCInfo的典型用法代码示例。如果您正苦于以下问题:Golang RPCInfo类的具体用法?Golang RPCInfo怎么用?Golang RPCInfo使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了RPCInfo类的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: forward

// forward is used to forward to a remote DC or to forward to the local leader
// Returns a bool of if forwarding was performed, as well as any error
func (s *Server) forward(method string, info structs.RPCInfo, args interface{}, reply interface{}) (bool, error) {
	var firstCheck time.Time

	// Handle DC forwarding
	dc := info.RequestDatacenter()
	if dc != s.config.Datacenter {
		err := s.forwardDC(method, dc, args, reply)
		return true, err
	}

	// Check if we can allow a stale read
	if info.IsRead() && info.AllowStaleRead() {
		return false, nil
	}

CHECK_LEADER:
	// Find the leader
	isLeader, remoteServer := s.getLeader()

	// Handle the case we are the leader
	if isLeader {
		return false, nil
	}

	// Handle the case of a known leader
	if remoteServer != nil {
		err := s.forwardLeader(remoteServer, method, args, reply)
		return true, err
	}

	// Gate the request until there is a leader
	if firstCheck.IsZero() {
		firstCheck = time.Now()
	}
	if time.Now().Sub(firstCheck) < s.config.RPCHoldTimeout {
		jitter := lib.RandomStagger(s.config.RPCHoldTimeout / jitterFraction)
		select {
		case <-time.After(jitter):
			goto CHECK_LEADER
		case <-s.shutdownCh:
		}
	}

	// No leader found and hold time exceeded
	return true, structs.ErrNoLeader
}
开发者ID:kjniemi,项目名称:consul,代码行数:48,代码来源:rpc.go

示例2: forward

// forward is used to forward to a remote DC or to forward to the local leader
// Returns a bool of if forwarding was performed, as well as any error
func (s *Server) forward(method string, info structs.RPCInfo, args interface{}, reply interface{}) (bool, error) {
	// Handle DC forwarding
	dc := info.RequestDatacenter()
	if dc != s.config.Datacenter {
		err := s.forwardDC(method, dc, args, reply)
		return true, err
	}

	// Check if we can allow a stale read
	if info.IsRead() && info.AllowStaleRead() {
		return false, nil
	}

	// Handle leader forwarding
	if !s.IsLeader() {
		err := s.forwardLeader(method, args, reply)
		return true, err
	}
	return false, nil
}
开发者ID:nelhage,项目名称:consul,代码行数:22,代码来源:rpc.go


注:本文中的github.com/hashicorp/consul/consul/structs.RPCInfo类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。