carbonserver

package
v0.17.3 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Nov 9, 2023 License: MIT, Apache-2.0 Imports: 65 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	QueryIsPending uint64 = 1 << iota
	DataIsAvailable
)

Variables

View Source 
var (
	BlockedRatelimitError = RatelimiterError("blocked by api per path rate limiter")
)
View Source 
var TraceGrpcMetadata = map[string]string{
	"carponapi_uuid": "carbonapi_uuid",
}
View Source 
var TraceHeaders = map[headerName]string{
	{"X-CTX-CarbonAPI-UUID"}:    "carbonapi_uuid",
	{"X-CTX-CarbonZipper-UUID"}: "carbonzipper_uuid",
	{"X-Request-ID"}:            "request_id",
}

Functions

func ReadFileListCache added in v0.17.0 

func ReadFileListCache(p string, version FLCVersion, writer io.Writer) error

ReadFileListCache dumps cache data in csv to writer.

func TraceContextToZap added in v0.10.0 

func TraceContextToZap(ctx context.Context, logger *zap.Logger) *zap.Logger

func TraceHandler added in v0.10.0 

func TraceHandler(h http.HandlerFunc, globalStatusCodes, handlerStatusCodes []uint64, promRequest func(string, int)) http.HandlerFunc

Types

type ApiPerPathRatelimiter added in v0.17.0 

type ApiPerPathRatelimiter struct {
	// contains filtered or unexported fields
}

func NewApiPerPathRatelimiter added in v0.17.0 

func NewApiPerPathRatelimiter(maxInflightRequests uint, timeout time.Duration) *ApiPerPathRatelimiter

func (*ApiPerPathRatelimiter) Enter added in v0.17.0 

func (a *ApiPerPathRatelimiter) Enter() error

func (*ApiPerPathRatelimiter) Exit added in v0.17.0 

func (a *ApiPerPathRatelimiter) Exit()

type CarbonserverListener 

type CarbonserverListener struct {
	grpcv2.UnimplementedCarbonV2Server
	helper.Stoppable

	// resource control
	MaxInflightRequests          uint64 // TODO: to deprecate
	NoServiceWhenIndexIsNotReady bool
	// contains filtered or unexported fields
}

func NewCarbonserverListener 

func NewCarbonserverListener(cacheGetFunc func(key string) []points.Point) *CarbonserverListener

func (*CarbonserverListener) CurrentFileIndex 

func (listener *CarbonserverListener) CurrentFileIndex() *fileIndex

skipcq: RVV-B0011

func (*CarbonserverListener) Find added in v0.17.0 

func (listener *CarbonserverListener) Find(ctx context.Context, req *protov2.GlobRequest) (*protov2.GlobResponse, error)

func (*CarbonserverListener) Info added in v0.17.0 

func (listener *CarbonserverListener) Info(ctx context.Context, req *protov2.InfoRequest) (*protov2.InfoResponse, error)

func (*CarbonserverListener) InitPrometheus added in v0.14.0 

func (c *CarbonserverListener) InitPrometheus(reg prom.Registerer)

func (*CarbonserverListener) InitTracing added in v0.15.1 

func (c *CarbonserverListener) InitTracing(jaegerEndpoint string, sendtoStdout bool, version string, timeout time.Duration) func()

initTracer creates a new trace provider instance and registers it as global trace provider.

func (*CarbonserverListener) Listen 

func (listener *CarbonserverListener) Listen(listen string) error

func (*CarbonserverListener) ListenGRPC added in v0.17.0 

func (listener *CarbonserverListener) ListenGRPC(listen string) error

func (*CarbonserverListener) RegisterInternalInfoHandler added in v0.16.0 

func (listener *CarbonserverListener) RegisterInternalInfoHandler(name string, f func() map[string]interface{})

func (*CarbonserverListener) Render added in v0.17.0 

func (listener *CarbonserverListener) Render(req *protov2.MultiFetchRequest, stream grpcv2.CarbonV2_RenderServer) (rpcErr error)

Render implements Render rpc of CarbonV2 gRPC service

func (*CarbonserverListener) SetAPIPerPathRateLimiter added in v0.17.0 

func (listener *CarbonserverListener) SetAPIPerPathRateLimiter(rls map[string]*ApiPerPathRatelimiter)

func (*CarbonserverListener) SetBuckets 

func (listener *CarbonserverListener) SetBuckets(buckets int)

func (*CarbonserverListener) SetCacheGetMetricsFunc added in v0.15.0 

func (listener *CarbonserverListener) SetCacheGetMetricsFunc(recentMetricsFunc func() []map[string]struct{})

func (*CarbonserverListener) SetCompressed added in v0.15.0 

func (listener *CarbonserverListener) SetCompressed(compressed bool)

func (*CarbonserverListener) SetConcurrentIndex added in v0.15.1 

func (listener *CarbonserverListener) SetConcurrentIndex(enabled bool)

func (*CarbonserverListener) SetConfigRetriever added in v0.15.0 

func (listener *CarbonserverListener) SetConfigRetriever(retriever configRetriever)

func (*CarbonserverListener) SetDoNotLog404s added in v0.17.2 

func (listener *CarbonserverListener) SetDoNotLog404s(doNotLog404s bool)

func (*CarbonserverListener) SetEmptyResultOk added in v0.17.0 

func (listener *CarbonserverListener) SetEmptyResultOk(emptyResultOk bool)

func (*CarbonserverListener) SetEstimateSize added in v0.16.0 

func (listener *CarbonserverListener) SetEstimateSize(f func(metric string) (logicalSize, physicalSize, dataPoints int64))

func (*CarbonserverListener) SetFLock added in v0.12.0 

func (listener *CarbonserverListener) SetFLock(flock bool)

func (*CarbonserverListener) SetFailOnMaxGlobs added in v0.12.0 

func (listener *CarbonserverListener) SetFailOnMaxGlobs(failOnMaxGlobs bool)

func (*CarbonserverListener) SetFileListCache added in v0.15.1 

func (listener *CarbonserverListener) SetFileListCache(path string)

func (*CarbonserverListener) SetFileListCacheVersion added in v0.17.0 

func (listener *CarbonserverListener) SetFileListCacheVersion(version int)

func (*CarbonserverListener) SetFindCacheEnabled added in v0.10.0 

func (listener *CarbonserverListener) SetFindCacheEnabled(enabled bool)

func (*CarbonserverListener) SetHeavyGlobQueryRateLimiters added in v0.17.0 

func (listener *CarbonserverListener) SetHeavyGlobQueryRateLimiters(rls []*GlobQueryRateLimiter)

func (*CarbonserverListener) SetIdleTimeout added in v0.10.0 

func (listener *CarbonserverListener) SetIdleTimeout(idleTimeout time.Duration)

func (*CarbonserverListener) SetInternalStatsDir added in v0.11.0 

func (listener *CarbonserverListener) SetInternalStatsDir(dbPath string)

func (*CarbonserverListener) SetMaxCreatesPerSecond added in v0.17.0 

func (listener *CarbonserverListener) SetMaxCreatesPerSecond(maxCreatesPerSecond int)

func (*CarbonserverListener) SetMaxGlobs 

func (listener *CarbonserverListener) SetMaxGlobs(maxGlobs int)

func (*CarbonserverListener) SetMaxInflightRequests added in v0.16.0 

func (listener *CarbonserverListener) SetMaxInflightRequests(max uint64)

func (*CarbonserverListener) SetMaxMetricsGlobbed added in v0.15.0 

func (listener *CarbonserverListener) SetMaxMetricsGlobbed(max int)

func (*CarbonserverListener) SetMaxMetricsRendered added in v0.15.0 

func (listener *CarbonserverListener) SetMaxMetricsRendered(max int)

func (*CarbonserverListener) SetMetricsAsCounters 

func (listener *CarbonserverListener) SetMetricsAsCounters(metricsAsCounters bool)

func (*CarbonserverListener) SetNoServiceWhenIndexIsNotReady added in v0.16.0 

func (listener *CarbonserverListener) SetNoServiceWhenIndexIsNotReady(no bool)

func (*CarbonserverListener) SetPercentiles added in v0.11.0 

func (listener *CarbonserverListener) SetPercentiles(percentiles []int)

func (*CarbonserverListener) SetQueryCacheEnabled added in v0.10.0 

func (listener *CarbonserverListener) SetQueryCacheEnabled(enabled bool)

func (*CarbonserverListener) SetQueryCacheSizeMB added in v0.10.0 

func (listener *CarbonserverListener) SetQueryCacheSizeMB(size int)

func (*CarbonserverListener) SetQuotaUsageReportFrequency added in v0.16.0 

func (listener *CarbonserverListener) SetQuotaUsageReportFrequency(quotaUsageReportFrequency time.Duration)

func (*CarbonserverListener) SetQuotas added in v0.16.0 

func (listener *CarbonserverListener) SetQuotas(quotas []*Quota)

func (*CarbonserverListener) SetReadTimeout 

func (listener *CarbonserverListener) SetReadTimeout(readTimeout time.Duration)

func (*CarbonserverListener) SetRealtimeIndex added in v0.15.1 

func (listener *CarbonserverListener) SetRealtimeIndex(num int) chan string

func (*CarbonserverListener) SetRemoveEmptyFile added in v0.15.0 

func (listener *CarbonserverListener) SetRemoveEmptyFile(remove bool)

func (*CarbonserverListener) SetRenderTraceLoggingEnabled added in v0.17.0 

func (listener *CarbonserverListener) SetRenderTraceLoggingEnabled(enabled bool)

func (*CarbonserverListener) SetRequestTimeout added in v0.17.0 

func (listener *CarbonserverListener) SetRequestTimeout(requestTimeout time.Duration)

func (*CarbonserverListener) SetScanFrequency 

func (listener *CarbonserverListener) SetScanFrequency(scanFrequency time.Duration)

func (*CarbonserverListener) SetStreamingQueryCacheEnabled added in v0.17.0 

func (listener *CarbonserverListener) SetStreamingQueryCacheEnabled(enabled bool)

func (*CarbonserverListener) SetTrieIndex added in v0.15.0 

func (listener *CarbonserverListener) SetTrieIndex(enabled bool)

func (*CarbonserverListener) SetTrigramIndex added in v0.10.0 

func (listener *CarbonserverListener) SetTrigramIndex(enabled bool)

func (*CarbonserverListener) SetWhisperData 

func (listener *CarbonserverListener) SetWhisperData(whisperData string)

func (*CarbonserverListener) SetWriteTimeout 

func (listener *CarbonserverListener) SetWriteTimeout(writeTimeout time.Duration)

func (*CarbonserverListener) ShouldThrottleMetric added in v0.16.0 

func (listener *CarbonserverListener) ShouldThrottleMetric(ps *points.Points, inCache bool) bool

func (*CarbonserverListener) Stat 

func (listener *CarbonserverListener) Stat(send helper.StatCallback)

func (*CarbonserverListener) Stop 

func (listener *CarbonserverListener) Stop() error

func (*CarbonserverListener) StreamServerRatelimitHandler added in v0.17.0 

func (listener *CarbonserverListener) StreamServerRatelimitHandler() grpc.StreamServerInterceptor

func (*CarbonserverListener) UnaryServerRatelimitHandler added in v0.17.0 

func (listener *CarbonserverListener) UnaryServerRatelimitHandler() grpc.UnaryServerInterceptor

func (*CarbonserverListener) UpdateFileIndex 

func (listener *CarbonserverListener) UpdateFileIndex(fidx *fileIndex)

func (*CarbonserverListener) UpdateMetricsAccessTimes added in v0.10.0 

func (listener *CarbonserverListener) UpdateMetricsAccessTimes(metrics map[string]int64, initial bool)

skipcq: RVV-A0005

func (*CarbonserverListener) UpdateMetricsAccessTimesByRequest added in v0.11.0 

func (listener *CarbonserverListener) UpdateMetricsAccessTimesByRequest(metrics []string)

type ExpandedGlobResponse added in v0.15.0 

type ExpandedGlobResponse struct {
	Name      string
	Files     []string
	Leafs     []bool
	TrieNodes []*trieNode
	Lookups   uint32
	Err       error
}

TODO merge with globs struct

type FLCEntry added in v0.17.0 

type FLCEntry struct {
	// Shared by both v1 and v2
	Path string

	// V2 only fields
	LogicalSize, PhysicalSize, DataPoints int64
	// Caveat: this is a best effort feature, please treat it with caution.
	// In theory, this value could be interpreted as file/metric creation time.
	FirstSeenAt int64
}

FLCEntry is an entry in the file list cache.

type FLCVersion added in v0.17.0 

type FLCVersion int

FLC: file list cache 

const (
	// All currently supported flc version numbers.
	FLCVersionUnspecified FLCVersion = 0
	FLCVersion1           FLCVersion = 1
	FLCVersion2           FLCVersion = 2
)

type FileListCache added in v0.17.0 

type FileListCache interface {
	GetVersion() FLCVersion
	Write(*FLCEntry) error
	Read() (*FLCEntry, error)
	Close() error
}

FileListCache lets users interact with the file list cache file.

func NewFileListCache added in v0.17.0 

func NewFileListCache(p string, version FLCVersion, mode byte) (FileListCache, error)

NewFileListCache returns a FileListCache.

Supported mode values are: 'r' for read only, 'w' for write only.

type GlobQueryRateLimiter added in v0.17.0 

type GlobQueryRateLimiter struct {
	// contains filtered or unexported fields
}

func NewGlobQueryRateLimiter added in v0.17.0 

func NewGlobQueryRateLimiter(pattern string, max uint) (*GlobQueryRateLimiter, error)

type IntervalSet 

type IntervalSet struct {
	Start int32
	End   int32
}

Fake single interval set for graphite

func (*IntervalSet) MarshalPickle 

func (i *IntervalSet) MarshalPickle() ([]byte, error)

type ListMetricInfo added in v0.16.0 

type ListMetricInfo struct {
	Name         string
	PhysicalSize int64
	LogicalSize  int64
}

TODO: move it to protocol/carbaonapi_v{2,3}

type ListQueryResult added in v0.16.0 

type ListQueryResult struct {
	Count        int
	PhysicalSize int64
	LogicalSize  int64

	Metrics []ListMetricInfo
}

type Metadata added in v0.13.0 

type Metadata struct {
	ConsolidationFunc string
	XFilesFactor      float32
}

type QueryItem added in v0.10.0 

type QueryItem struct {
	Data          atomic.Value
	Flags         uint64 // DataIsAvailable or QueryIsPending
	QueryFinished chan struct{}
}

func (*QueryItem) FetchOrLock added in v0.10.0 

func (q *QueryItem) FetchOrLock() (interface{}, bool)

func (*QueryItem) StoreAbort added in v0.10.0 

func (q *QueryItem) StoreAbort()

func (*QueryItem) StoreAndUnlock added in v0.10.0 

func (q *QueryItem) StoreAndUnlock(data interface{})

type Quota added in v0.16.0 

type Quota struct {
	Pattern      string
	Namespaces   int64 // top level subdirectories
	Metrics      int64 // files
	LogicalSize  int64
	PhysicalSize int64

	DataPoints int64
	Throughput int64

	DroppingPolicy   QuotaDroppingPolicy
	StatMetricPrefix string
}

func (*Quota) String added in v0.16.0 

func (q *Quota) String() string

type QuotaDroppingPolicy added in v0.16.0 

type QuotaDroppingPolicy int8
const (
	QDPNew QuotaDroppingPolicy = iota
	QDPNone
)

func ParseQuotaDroppingPolicy added in v0.16.0 

func ParseQuotaDroppingPolicy(policy string) QuotaDroppingPolicy

func (QuotaDroppingPolicy) String added in v0.16.0 

func (qdp QuotaDroppingPolicy) String() string

type QuotaUsage added in v0.16.0 

type QuotaUsage struct {
	Namespaces   int64 // top level subdirectories
	Metrics      int64 // files
	LogicalSize  int64
	PhysicalSize int64
	DataPoints   int64 // inferred from retention policy
	Throttled    int64
}

NOTE: Throughput is checked separately by throughputQuotaManager

func (*QuotaUsage) String added in v0.16.0 

func (q *QuotaUsage) String() string

type RatelimiterError added in v0.17.0 

type RatelimiterError string

func (RatelimiterError) Error added in v0.17.0 

func (re RatelimiterError) Error() string

Source Files

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