Documentation
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Index ¶
- Constants
- func GetRequestCountAfterHalfOpen(halfOpenWindow *metric.SliceWindow, timeRange *metric.TimeRange) int64
- type HalfOpenConversionHandler
- func (h *HalfOpenConversionHandler) CreateHalfOpenMetricWindow(name string) *metric.SliceWindow
- func (h *HalfOpenConversionHandler) GetRecoverBucketInterval() time.Duration
- func (h *HalfOpenConversionHandler) GetRequestCountAfterHalfOpen() int
- func (h *HalfOpenConversionHandler) HalfOpenConversion(now time.Time, instance model.Instance, cbName string) int
- func (h *HalfOpenConversionHandler) OpenToHalfOpen(instance model.Instance, now time.Time, cbName string) bool
- func (h *HalfOpenConversionHandler) StatHalfOpenCalls(cbStatus model.CircuitBreakerStatus, gauge model.InstanceGauge) bool
Constants ¶
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const ( // KeyHalfOpenSuccessCount 半开成功数 KeyHalfOpenSuccessCount int = iota // KeyHalfOpenRequestCount 半开总请求数 KeyHalfOpenRequestCount // MaxHalfOpenDimension 半开错误统计维度总数 MaxHalfOpenDimension )
半开调用结果统计维度
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const ( ToClose = iota ToOpen NoChange )
Variables ¶
This section is empty.
Functions ¶
func GetRequestCountAfterHalfOpen ¶
func GetRequestCountAfterHalfOpen(halfOpenWindow *metric.SliceWindow, timeRange *metric.TimeRange) int64
GetRequestCountAfterHalfOpen 统计半开后的请求分配次数
Types ¶
type HalfOpenConversionHandler ¶
type HalfOpenConversionHandler struct {
// contains filtered or unexported fields
}
HalfOpenConversionHandler 半开状态变更处理器
func NewHalfOpenConversionHandler ¶
func NewHalfOpenConversionHandler(cfg config.Configuration) *HalfOpenConversionHandler
NewHalfOpenConversionHandler 创建半开熔断器
func (*HalfOpenConversionHandler) CreateHalfOpenMetricWindow ¶
func (h *HalfOpenConversionHandler) CreateHalfOpenMetricWindow(name string) *metric.SliceWindow
CreateHalfOpenMetricWindow 创建半开的统计窗口
func (*HalfOpenConversionHandler) GetRecoverBucketInterval ¶
func (h *HalfOpenConversionHandler) GetRecoverBucketInterval() time.Duration
GetRecoverBucketInterval 获取恢复滑桶间隔
func (*HalfOpenConversionHandler) GetRequestCountAfterHalfOpen ¶
func (h *HalfOpenConversionHandler) GetRequestCountAfterHalfOpen() int
GetRequestCountAfterHalfOpen 获取半开后分配的请求数
func (*HalfOpenConversionHandler) HalfOpenConversion ¶
func (h *HalfOpenConversionHandler) HalfOpenConversion(now time.Time, instance model.Instance, cbName string) int
HalfOpenConversion 熔断器的半开状态转换
func (*HalfOpenConversionHandler) OpenToHalfOpen ¶
func (h *HalfOpenConversionHandler) OpenToHalfOpen(instance model.Instance, now time.Time, cbName string) bool
OpenToHalfOpen 熔断器从打开到半开
func (*HalfOpenConversionHandler) StatHalfOpenCalls ¶
func (h *HalfOpenConversionHandler) StatHalfOpenCalls(cbStatus model.CircuitBreakerStatus, gauge model.InstanceGauge) bool
StatHalfOpenCalls 统计半开状态的调用量以及成功失败数 当达到半开次数阈值时，返回true，代表立刻进行状态判断
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