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processor.go
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package processor
import (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"math/rand"
"path"
"runtime/trace"
"slices"
"strconv"
"strings"
"sync"
"time"
"github.com/google/uuid"
"github.com/samber/lo"
"github.com/tidwall/gjson"
"golang.org/x/sync/errgroup"
"github.com/rudderlabs/rudder-go-kit/bytesize"
"github.com/rudderlabs/rudder-go-kit/config"
"github.com/rudderlabs/rudder-go-kit/filemanager"
"github.com/rudderlabs/rudder-go-kit/jsonrs"
"github.com/rudderlabs/rudder-go-kit/logger"
"github.com/rudderlabs/rudder-go-kit/ro"
"github.com/rudderlabs/rudder-go-kit/stats"
"github.com/rudderlabs/rudder-go-kit/stringify"
kitsync "github.com/rudderlabs/rudder-go-kit/sync"
obskit "github.com/rudderlabs/rudder-observability-kit/go/labels"
backendconfig "github.com/rudderlabs/rudder-server/backend-config"
"github.com/rudderlabs/rudder-server/enterprise/trackedusers"
"github.com/rudderlabs/rudder-server/internal/enricher"
"github.com/rudderlabs/rudder-server/jobsdb"
"github.com/rudderlabs/rudder-server/processor/delayed"
"github.com/rudderlabs/rudder-server/processor/eventfilter"
"github.com/rudderlabs/rudder-server/processor/integrations"
"github.com/rudderlabs/rudder-server/processor/internal/preprocessdelay"
"github.com/rudderlabs/rudder-server/processor/isolation"
"github.com/rudderlabs/rudder-server/processor/transformer"
"github.com/rudderlabs/rudder-server/processor/types"
"github.com/rudderlabs/rudder-server/router/batchrouter"
"github.com/rudderlabs/rudder-server/rruntime"
destinationdebugger "github.com/rudderlabs/rudder-server/services/debugger/destination"
transformationdebugger "github.com/rudderlabs/rudder-server/services/debugger/transformation"
"github.com/rudderlabs/rudder-server/services/dedup"
deduptypes "github.com/rudderlabs/rudder-server/services/dedup/types"
"github.com/rudderlabs/rudder-server/services/fileuploader"
"github.com/rudderlabs/rudder-server/services/rmetrics"
"github.com/rudderlabs/rudder-server/services/rsources"
transformerFeaturesService "github.com/rudderlabs/rudder-server/services/transformer"
"github.com/rudderlabs/rudder-server/services/transientsource"
"github.com/rudderlabs/rudder-server/utils/crash"
"github.com/rudderlabs/rudder-server/utils/misc"
"github.com/rudderlabs/rudder-server/utils/tracing"
. "github.com/rudderlabs/rudder-server/utils/tx" //nolint:staticcheck
reportingtypes "github.com/rudderlabs/rudder-server/utils/types"
"github.com/rudderlabs/rudder-server/utils/workerpool"
)
// Custom type definitions for deeply nested map
type (
DestinationID string
SourceID string
ConsentProviderKey string
)
type (
ConsentProviderMap map[ConsentProviderKey]GenericConsentManagementProviderData
DestConsentMap map[DestinationID]ConsentProviderMap
SourceConsentMap map[SourceID]DestConsentMap
)
const (
MetricKeyDelimiter = "!<<#>>!"
UserTransformation = "USER_TRANSFORMATION"
DestTransformation = "DEST_TRANSFORMATION"
EventFilter = "EVENT_FILTER"
sourceCategoryWebhook = "webhook"
)
func NewHandle(c *config.Config, transformerClients transformer.TransformerClients) *Handle {
h := &Handle{transformerClients: transformerClients, conf: c}
h.loadConfig()
return h
}
type sourceObserver interface {
ObserveSourceEvents(source *backendconfig.SourceT, events []types.TransformerEvent)
}
type trackedUsersReporter interface {
ReportUsers(ctx context.Context, reports []*trackedusers.UsersReport, tx *Tx) error
GenerateReportsFromJobs(jobs []*jobsdb.JobT, sourceIdFilter map[string]bool) []*trackedusers.UsersReport
}
// Handle is a handle to the processor module
type Handle struct {
conf *config.Config
tracer *tracing.Tracer
backendConfig backendconfig.BackendConfig
transformerClients transformer.TransformerClients
gatewayDB jobsdb.JobsDB
routerDB jobsdb.JobsDB
batchRouterDB jobsdb.JobsDB
eventSchemaDB jobsdb.JobsDB
archivalDB jobsdb.JobsDB
pendingEventsRegistry rmetrics.PendingEventsRegistry
logger logger.Logger
enrichers []enricher.PipelineEnricher
dedup deduptypes.Dedup
reporting reportingtypes.Reporting
reportingEnabled bool
backgroundCtx context.Context
backgroundWait func() error
backgroundCancel context.CancelFunc
statsFactory stats.Stats
stats processorStats
payloadLimit config.ValueLoader[int64]
jobsDBCommandTimeout config.ValueLoader[time.Duration]
jobdDBQueryRequestTimeout config.ValueLoader[time.Duration]
jobdDBMaxRetries config.ValueLoader[int]
transientSources transientsource.Service
fileuploader fileuploader.Provider
utSamplingFileManager filemanager.FileManager
storeSamplingFileManager filemanager.FileManager
rsourcesService rsources.JobService
transformerFeaturesService transformerFeaturesService.FeaturesService
destDebugger destinationdebugger.DestinationDebugger
transDebugger transformationdebugger.TransformationDebugger
isolationStrategy isolation.Strategy
limiter struct {
read kitsync.Limiter
preprocess kitsync.Limiter
srcHydration kitsync.Limiter
pretransform kitsync.Limiter
utransform kitsync.Limiter
dtransform kitsync.Limiter
store kitsync.Limiter
}
config struct {
isolationMode isolation.Mode
mainLoopTimeout time.Duration
enablePipelining bool
pipelineBufferedItems int
subJobSize int
pipelinesPerPartition int
pingerSleep config.ValueLoader[time.Duration]
readLoopSleep config.ValueLoader[time.Duration]
maxLoopSleep config.ValueLoader[time.Duration]
storeTimeout config.ValueLoader[time.Duration]
maxEventsToProcess config.ValueLoader[int]
sourceIdDestinationMap map[string][]backendconfig.DestinationT
sourceIdSourceMap map[string]backendconfig.SourceT
workspaceLibrariesMap map[string]backendconfig.LibrariesT
oneTrustConsentCategoriesMap map[string][]string
connectionConfigMap map[connection]backendconfig.Connection
ketchConsentCategoriesMap map[string][]string
genericConsentManagementMap SourceConsentMap
batchDestinations []string
configSubscriberLock sync.RWMutex
enableDedup bool
transformTimesPQLength int
captureEventNameStats config.ValueLoader[bool]
transformerURL string
GWCustomVal string
asyncInit *misc.AsyncInit
eventSchemaV2Enabled bool
archivalEnabled config.ValueLoader[bool]
eventAuditEnabled map[string]bool
credentialsMap map[string][]types.Credential
nonEventStreamSources map[string]bool
enableConcurrentStore config.ValueLoader[bool]
userTransformationMirroringSanitySampling config.ValueLoader[float64]
userTransformationMirroringFireAndForget config.ValueLoader[bool]
storeSamplerEnabled config.ValueLoader[bool]
archiveInPreProcess bool
}
drainConfig struct {
jobRunIDs config.ValueLoader[[]string]
}
namespace string
instanceID string
adaptiveLimit func(int64) int64
storePlocker kitsync.PartitionLocker
sourceObservers []sourceObserver
trackedUsersReporter trackedUsersReporter
}
type processorStats struct {
statGatewayDBR func(partition string) stats.Measurement
statGatewayDBW func(partition string) stats.Measurement
statDBR func(partition string) stats.Measurement
statDBW func(partition string) stats.Measurement
validateEventsTime func(partition string) stats.Measurement // TODO: stop using it in dashboards and delete
statNumRequests func(partition string) stats.Measurement
statNumEvents func(partition string) stats.Measurement
statDBWriteRouterPayloadBytes func(partition string) stats.Measurement // TODO: stop using it in dashboards and delete
statDBWriteBatchPayloadBytes func(partition string) stats.Measurement // TODO: stop using it in dashboards and delete
statDestNumOutputEvents func(partition string) stats.Measurement
statBatchDestNumOutputEvents func(partition string) stats.Measurement
trackedUsersReportGeneration func(partition string) stats.Measurement // TODO: stop using it in dashboards and delete
statReadStageCount func(partition string) stats.Measurement
statPretransformStageCount func(partition string) stats.Measurement
statPreprocessStageCount func(partition string) stats.Measurement
statSrcHydrationStageCount func(partition string) stats.Measurement
statUtransformStageCount func(partition string) stats.Measurement
statDtransformStageCount func(partition string) stats.Measurement
statStoreStageCount func(partition string) stats.Measurement
utMirroringEqualResponses func(partition string) stats.Measurement
utMirroringDifferentResponses func(partition string) stats.Measurement
}
type DestStatT struct {
numEvents stats.Measurement
numOutputSuccessEvents stats.Measurement
numOutputFailedEvents stats.Measurement
numOutputFilteredEvents stats.Measurement
transformTime stats.Measurement
}
type ParametersT struct {
SourceID string `json:"source_id"`
SourceName string `json:"source_name"`
DestinationID string `json:"destination_id"`
ReceivedAt string `json:"received_at"`
TransformAt string `json:"transform_at"`
MessageID string `json:"message_id"`
GatewayJobID int64 `json:"gateway_job_id"`
SourceTaskRunID string `json:"source_task_run_id"`
SourceJobID string `json:"source_job_id"`
SourceJobRunID string `json:"source_job_run_id"`
EventName string `json:"event_name"`
EventType string `json:"event_type"`
SourceDefinitionID string `json:"source_definition_id"`
DestinationDefinitionID string `json:"destination_definition_id"`
SourceCategory string `json:"source_category"`
RecordID interface{} `json:"record_id"`
WorkspaceId string `json:"workspaceId"`
TraceParent string `json:"traceparent"`
ConnectionID string `json:"connection_id"`
}
type MetricMetadata struct {
sourceID string
destinationID string
sourceTaskRunID string
sourceJobID string
sourceJobRunID string
sourceDefinitionID string
destinationDefinitionID string
sourceCategory string
transformationID string
transformationVersionID string
trackingPlanID string
trackingPlanVersion int
}
type NonSuccessfulTransformationMetrics struct {
failedJobs []*jobsdb.JobT
failedMetrics []*reportingtypes.PUReportedMetric
failedCountMap map[string]int64
filteredJobs []*jobsdb.JobT
filteredMetrics []*reportingtypes.PUReportedMetric
filteredCountMap map[string]int64
}
type (
SourceIDT string
)
func buildStatTags(sourceID, workspaceID string, destination *backendconfig.DestinationT, transformationType string) map[string]string {
module := "router"
if batchrouter.IsObjectStorageDestination(destination.DestinationDefinition.Name) {
module = "batch_router"
}
if batchrouter.IsWarehouseDestination(destination.DestinationDefinition.Name) {
module = "warehouse"
}
return map[string]string{
"module": module,
"destination": destination.ID,
"destType": destination.DestinationDefinition.Name,
"source": sourceID,
"workspaceId": workspaceID,
"transformationType": transformationType,
}
}
func (proc *Handle) newUserTransformationStat(
sourceID, workspaceID string, destination *backendconfig.DestinationT, mirroring bool,
) *DestStatT {
tags := buildStatTags(sourceID, workspaceID, destination, UserTransformation)
tags["transformation_id"] = destination.Transformations[0].ID
tags["transformation_version_id"] = destination.Transformations[0].VersionID
tags["error"] = "false"
tags["mirroring"] = strconv.FormatBool(mirroring)
numEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_in_count", stats.CountType, tags)
numOutputSuccessEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_out_count", stats.CountType, tags)
errTags := misc.CopyStringMap(tags)
errTags["error"] = "true"
numOutputFailedEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_out_count", stats.CountType, errTags)
filterTags := misc.CopyStringMap(tags)
filterTags["error"] = "filtered"
numOutputFilteredEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_out_count", stats.CountType, filterTags)
transformTime := proc.statsFactory.NewTaggedStat("proc_transform_stage_duration", stats.TimerType, tags)
return &DestStatT{
numEvents: numEvents,
numOutputSuccessEvents: numOutputSuccessEvents,
numOutputFailedEvents: numOutputFailedEvents,
numOutputFilteredEvents: numOutputFilteredEvents,
transformTime: transformTime,
}
}
func (proc *Handle) newDestinationTransformationStat(sourceID, workspaceID, transformAt string, destination *backendconfig.DestinationT) *DestStatT {
tags := buildStatTags(sourceID, workspaceID, destination, DestTransformation)
tags["transform_at"] = transformAt
tags["error"] = "false"
numEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_in_count", stats.CountType, tags)
numOutputSuccessEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_out_count", stats.CountType, tags)
errTags := misc.CopyStringMap(tags)
errTags["error"] = "true"
numOutputFailedEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_out_count", stats.CountType, errTags)
filterTags := misc.CopyStringMap(tags)
filterTags["error"] = "filtered"
numOutputFilteredEvents := proc.statsFactory.NewTaggedStat("proc_transform_stage_out_count", stats.CountType, filterTags)
destTransform := proc.statsFactory.NewTaggedStat("proc_transform_stage_duration", stats.TimerType, tags)
return &DestStatT{
numEvents: numEvents,
numOutputSuccessEvents: numOutputSuccessEvents,
numOutputFailedEvents: numOutputFailedEvents,
numOutputFilteredEvents: numOutputFilteredEvents,
transformTime: destTransform,
}
}
func (proc *Handle) newEventFilterStat(sourceID, workspaceID string, destination *backendconfig.DestinationT) *DestStatT {
tags := buildStatTags(sourceID, workspaceID, destination, EventFilter)
tags["error"] = "false"
numEvents := proc.statsFactory.NewTaggedStat("proc_event_filter_in_count", stats.CountType, tags)
numOutputSuccessEvents := proc.statsFactory.NewTaggedStat("proc_event_filter_out_count", stats.CountType, tags)
errTags := misc.CopyStringMap(tags)
errTags["error"] = "true"
numOutputFailedEvents := proc.statsFactory.NewTaggedStat("proc_event_filter_out_count", stats.CountType, errTags)
filterTags := misc.CopyStringMap(tags)
filterTags["error"] = "filtered"
numOutputFilteredEvents := proc.statsFactory.NewTaggedStat("proc_event_filter_out_count", stats.CountType, filterTags)
eventFilterTime := proc.statsFactory.NewTaggedStat("proc_event_filter_time", stats.TimerType, tags)
return &DestStatT{
numEvents: numEvents,
numOutputSuccessEvents: numOutputSuccessEvents,
numOutputFailedEvents: numOutputFailedEvents,
numOutputFilteredEvents: numOutputFilteredEvents,
transformTime: eventFilterTime,
}
}
// Setup initializes the module
func (proc *Handle) Setup(
ctx context.Context,
backendConfig backendconfig.BackendConfig,
gatewayDB, routerDB, batchRouterDB,
eventSchemaDB, archivalDB jobsdb.JobsDB,
reporting reportingtypes.Reporting,
transientSources transientsource.Service,
fileuploader fileuploader.Provider,
rsourcesService rsources.JobService,
transformerFeaturesService transformerFeaturesService.FeaturesService,
destDebugger destinationdebugger.DestinationDebugger,
transDebugger transformationdebugger.TransformationDebugger,
enrichers []enricher.PipelineEnricher,
trackedUsersReporter trackedusers.UsersReporter,
pendingEventsRegistry rmetrics.PendingEventsRegistry,
) error {
proc.reporting = reporting
proc.destDebugger = destDebugger
proc.transDebugger = transDebugger
proc.reportingEnabled = proc.conf.GetBoolVar(reportingtypes.DefaultReportingEnabled, "Reporting.enabled")
if proc.conf == nil {
proc.conf = config.Default
}
// Stats
if proc.statsFactory == nil {
proc.statsFactory = stats.Default
}
proc.setupReloadableVars()
proc.logger = logger.NewLogger().Child("processor")
proc.backendConfig = backendConfig
proc.gatewayDB = gatewayDB
proc.routerDB = routerDB
proc.batchRouterDB = batchRouterDB
proc.eventSchemaDB = eventSchemaDB
proc.archivalDB = archivalDB
proc.pendingEventsRegistry = pendingEventsRegistry
proc.transientSources = transientSources
proc.fileuploader = fileuploader
proc.rsourcesService = rsourcesService
proc.enrichers = enrichers
proc.transformerFeaturesService = transformerFeaturesService
var err error
proc.utSamplingFileManager, err = getUTSamplingUploader(proc.conf, proc.logger)
if err != nil {
proc.logger.Errorn("failed to create ut sampling file manager", obskit.Error(err))
proc.utSamplingFileManager = nil
}
proc.storeSamplingFileManager, err = getStoreSamplingUploader(proc.conf, proc.logger)
if err != nil {
proc.logger.Errorn("failed to create store sampling file manager", obskit.Error(err))
}
if proc.adaptiveLimit == nil {
proc.adaptiveLimit = func(limit int64) int64 { return limit }
}
proc.storePlocker = *kitsync.NewPartitionLocker()
proc.namespace = config.GetKubeNamespace()
proc.instanceID = misc.GetInstanceID()
proc.trackedUsersReporter = trackedUsersReporter
proc.tracer = tracing.New(proc.statsFactory.NewTracer("processor"), tracing.WithNamePrefix("proc"))
proc.stats.statGatewayDBR = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_gateway_db_read", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statGatewayDBW = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_gateway_db_write", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statDBR = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_gateway_db_read_time", stats.TimerType, stats.Tags{
"partition": partition,
})
}
proc.stats.statDBW = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_gateway_db_write_time", stats.TimerType, stats.Tags{
"partition": partition,
})
}
proc.stats.validateEventsTime = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_validate_events_time", stats.TimerType, stats.Tags{
"partition": partition,
})
}
proc.stats.statNumRequests = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_num_requests", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statNumEvents = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_num_events", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statDBWriteRouterPayloadBytes = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_db_write_payload_bytes", stats.HistogramType, stats.Tags{
"module": "router",
"partition": partition,
})
}
proc.stats.statDBWriteBatchPayloadBytes = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_db_write_payload_bytes", stats.HistogramType, stats.Tags{
"module": "batch_router",
"partition": partition,
})
}
proc.stats.statDestNumOutputEvents = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_num_output_events", stats.CountType, stats.Tags{
"module": "router",
"partition": partition,
})
}
proc.stats.statBatchDestNumOutputEvents = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_num_output_events", stats.CountType, stats.Tags{
"module": "batch_router",
"partition": partition,
})
}
proc.stats.trackedUsersReportGeneration = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_tracked_users_report_gen_seconds", stats.TimerType, stats.Tags{
"partition": partition,
})
}
proc.stats.statReadStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_read_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statPretransformStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_pretransform_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statPreprocessStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_preprocess_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statSrcHydrationStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_src_hydration_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statUtransformStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_utransform_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statDtransformStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_dtransform_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.statStoreStageCount = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("proc_store_jobs", stats.CountType, stats.Tags{
"partition": partition,
})
}
proc.stats.utMirroringEqualResponses = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_ut_mirroring_responses_count", stats.CountType, stats.Tags{
"equal": "true",
"partition": partition,
})
}
proc.stats.utMirroringDifferentResponses = func(partition string) stats.Measurement {
return proc.statsFactory.NewTaggedStat("processor_ut_mirroring_responses_count", stats.CountType, stats.Tags{
"equal": "false",
"partition": partition,
})
}
if proc.config.enableDedup {
var err error
proc.dedup, err = dedup.New(proc.conf, proc.statsFactory, proc.logger)
if err != nil {
return err
}
}
proc.sourceObservers = []sourceObserver{delayed.NewEventStats(proc.statsFactory, proc.conf)}
ctx, cancel := context.WithCancel(ctx)
g, ctx := errgroup.WithContext(ctx)
proc.backgroundCtx = ctx
proc.backgroundWait = g.Wait
proc.backgroundCancel = cancel
proc.config.asyncInit = misc.NewAsyncInit(1)
g.Go(crash.Wrapper(func() error {
proc.backendConfigSubscriber(ctx)
return nil
}))
// periodically publish a zero counter for ensuring that stuck processing pipeline alert
// can always detect a stuck processor
g.Go(crash.Wrapper(func() error {
for {
select {
case <-ctx.Done():
return nil
case <-time.After(15 * time.Second):
proc.stats.statGatewayDBW("").Count(0)
}
}
}))
proc.crashRecover()
return nil
}
func (proc *Handle) setupReloadableVars() {
proc.jobdDBQueryRequestTimeout = proc.conf.GetReloadableDurationVar(600, time.Second, "JobsDB.Processor.QueryRequestTimeout", "JobsDB.QueryRequestTimeout")
proc.jobsDBCommandTimeout = proc.conf.GetReloadableDurationVar(600, time.Second, "JobsDB.Processor.CommandRequestTimeout", "JobsDB.CommandRequestTimeout")
proc.jobdDBMaxRetries = proc.conf.GetReloadableIntVar(2, 1, "JobsDB.Processor.MaxRetries", "JobsDB.MaxRetries")
proc.drainConfig.jobRunIDs = proc.conf.GetReloadableStringSliceVar([]string{}, "drain.jobRunIDs")
}
// Start starts this processor's main loops.
func (proc *Handle) Start(ctx context.Context) error {
g, ctx := errgroup.WithContext(ctx)
var err error
proc.logger.Infon("Starting processor in isolation mode", logger.NewStringField("isolationMode", string(proc.config.isolationMode)))
if proc.isolationStrategy, err = isolation.GetStrategy(proc.config.isolationMode); err != nil {
return fmt.Errorf("resolving isolation strategy for mode %q: %w", proc.config.isolationMode, err)
}
// limiters
s := proc.statsFactory
var limiterGroup sync.WaitGroup
proc.limiter.read = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_read",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.read.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.read.dynamicPeriod", 1, time.Second)))
proc.limiter.preprocess = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_preprocess",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.preprocess.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.preprocess.dynamicPeriod", 1, time.Second)))
proc.limiter.srcHydration = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_srchydration",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.src_hydration.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.src_hydration.dynamicPeriod", 1, time.Second)))
proc.limiter.pretransform = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_pretransform",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.pretransform.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.pretransform.dynamicPeriod", 1, time.Second)))
proc.limiter.utransform = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_utransform",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.utransform.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.utransform.dynamicPeriod", 1, time.Second)))
proc.limiter.dtransform = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_dtransform",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.dtransform.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.dtransform.dynamicPeriod", 1, time.Second)))
proc.limiter.store = kitsync.NewReloadableLimiter(ctx, &limiterGroup, "proc_store",
proc.conf.GetReloadableIntVar(50, 1, "Processor.Limiter.store.limit"),
s,
kitsync.WithLimiterDynamicPeriod(config.GetDuration("Processor.Limiter.store.dynamicPeriod", 1, time.Second)))
g.Go(func() error {
limiterGroup.Wait()
return nil
})
// pinger loop
g.Go(crash.Wrapper(func() error {
proc.logger.Infon("Starting pinger loop")
proc.backendConfig.WaitForConfig(ctx)
proc.logger.Infon("Backend config received")
// waiting for init group
proc.logger.Infon("Waiting for async init group")
select {
case <-ctx.Done():
return nil
case <-proc.config.asyncInit.Wait():
// proceed
}
proc.logger.Infon("Async init group done")
// waiting for transformer features
proc.logger.Infon("Waiting for transformer features")
select {
case <-ctx.Done():
return nil
case <-proc.transformerFeaturesService.Wait():
// proceed
}
proc.logger.Infon("Transformer features received")
h := &workerHandleAdapter{proc}
pool := workerpool.New(ctx, func(partition string) workerpool.Worker {
return newPartitionWorker(partition, h, proc.statsFactory.NewTracer("partitionWorker"), proc.statsFactory)
}, proc.logger)
defer pool.Shutdown()
for {
select {
case <-ctx.Done():
return nil
case <-time.After(proc.config.pingerSleep.Load()):
}
for _, partition := range proc.activePartitions(ctx) {
pool.PingWorker(partition)
}
}
}))
return g.Wait()
}
func (proc *Handle) activePartitions(ctx context.Context) []string {
defer proc.statsFactory.NewStat("proc_active_partitions_time", stats.TimerType).RecordDuration()()
keys, err := proc.isolationStrategy.ActivePartitions(ctx, proc.gatewayDB)
if err != nil && ctx.Err() == nil {
// TODO: retry?
panic(err)
}
proc.statsFactory.NewStat("proc_active_partitions", stats.GaugeType).Gauge(len(keys))
return keys
}
func (proc *Handle) Shutdown() {
proc.backgroundCancel()
_ = proc.backgroundWait()
if proc.dedup != nil {
proc.dedup.Close()
}
proc.pendingEventsRegistry.Reset()
}
func (proc *Handle) loadConfig() {
proc.config.mainLoopTimeout = 200 * time.Millisecond
defaultSubJobSize := 2000
defaultMaxEventsToProcess := 10000
defaultPayloadLimit := 100 * bytesize.MB
defaultIsolationMode := isolation.ModeSource
if proc.conf.IsSet("WORKSPACE_NAMESPACE") {
defaultIsolationMode = isolation.ModeWorkspace
}
proc.config.isolationMode = isolation.Mode(proc.conf.GetString("Processor.isolationMode", string(defaultIsolationMode)))
// If isolation mode is not none, we need to reduce the values for some of the config variables to more sensible defaults
if proc.config.isolationMode != isolation.ModeNone {
defaultSubJobSize = 400
defaultMaxEventsToProcess = 2000
defaultPayloadLimit = 20 * bytesize.MB
}
proc.config.enablePipelining = proc.conf.GetBoolVar(true, "Processor.enablePipelining")
proc.config.pipelineBufferedItems = proc.conf.GetIntVar(0, 1, "Processor.pipelineBufferedItems")
proc.config.subJobSize = proc.conf.GetIntVar(defaultSubJobSize, 1, "Processor.subJobSize")
proc.config.pipelinesPerPartition = proc.conf.GetIntVar(1, 1, "Processor.pipelinesPerPartition")
// Enable dedup of incoming events by default
proc.config.enableDedup = proc.conf.GetBoolVar(false, "Dedup.enableDedup")
proc.config.eventSchemaV2Enabled = proc.conf.GetBoolVar(false, "EventSchemas2.enabled")
proc.config.batchDestinations = misc.BatchDestinations()
proc.config.transformTimesPQLength = proc.conf.GetIntVar(5, 1, "Processor.transformTimesPQLength")
// GWCustomVal is used as a key in the jobsDB customval column
proc.config.GWCustomVal = proc.conf.GetStringVar("GW", "Gateway.CustomVal")
proc.config.archiveInPreProcess = proc.conf.GetBoolVar(false, "Processor.archiveInPreProcess")
proc.loadReloadableConfig(defaultPayloadLimit, defaultMaxEventsToProcess)
}
func (proc *Handle) loadReloadableConfig(defaultPayloadLimit int64, defaultMaxEventsToProcess int) {
proc.payloadLimit = proc.conf.GetReloadableInt64Var(defaultPayloadLimit, 1, "Processor.payloadLimit")
proc.config.maxLoopSleep = proc.conf.GetReloadableDurationVar(10000, time.Millisecond, "Processor.maxLoopSleep", "Processor.maxLoopSleepInMS")
proc.config.storeTimeout = proc.conf.GetReloadableDurationVar(5, time.Minute, "Processor.storeTimeout")
proc.config.pingerSleep = proc.conf.GetReloadableDurationVar(1000, time.Millisecond, "Processor.pingerSleep")
proc.config.readLoopSleep = proc.conf.GetReloadableDurationVar(1000, time.Millisecond, "Processor.readLoopSleep")
proc.config.maxEventsToProcess = proc.conf.GetReloadableIntVar(defaultMaxEventsToProcess, 1, "Processor.maxLoopProcessEvents")
proc.config.archivalEnabled = proc.conf.GetReloadableBoolVar(true, "archival.Enabled")
// Capture event name as a tag in event level stats
proc.config.captureEventNameStats = proc.conf.GetReloadableBoolVar(false, "Processor.Stats.captureEventName")
proc.config.enableConcurrentStore = proc.conf.GetReloadableBoolVar(false, "Processor.enableConcurrentStore")
// UserTransformation mirroring settings
proc.config.userTransformationMirroringSanitySampling = proc.conf.GetReloadableFloat64Var(0, "Processor.userTransformationMirroring.sanitySampling")
proc.config.userTransformationMirroringFireAndForget = proc.conf.GetReloadableBoolVar(false, "Processor.userTransformationMirroring.fireAndForget")
proc.config.storeSamplerEnabled = proc.conf.GetReloadableBoolVar(false, "Processor.storeSamplerEnabled")
}
type connection struct {
sourceID, destinationID string
}
func (proc *Handle) backendConfigSubscriber(ctx context.Context) {
var initDone bool
ch := proc.backendConfig.Subscribe(ctx, backendconfig.TopicProcessConfig)
for data := range ch {
config := data.Data.(map[string]backendconfig.ConfigT)
var (
oneTrustConsentCategoriesMap = make(map[string][]string)
ketchConsentCategoriesMap = make(map[string][]string)
genericConsentManagementMap = make(SourceConsentMap)
workspaceLibrariesMap = make(map[string]backendconfig.LibrariesT, len(config))
sourceIdDestinationMap = make(map[string][]backendconfig.DestinationT)
sourceIdSourceMap = make(map[string]backendconfig.SourceT)
eventAuditEnabled = make(map[string]bool)
credentialsMap = make(map[string][]types.Credential)
nonEventStreamSources = make(map[string]bool)
connectionConfigMap = make(map[connection]backendconfig.Connection)
)
for workspaceID, wConfig := range config {
for _, conn := range wConfig.Connections {
connectionConfigMap[connection{sourceID: conn.SourceID, destinationID: conn.DestinationID}] = conn
}
for i := range wConfig.Sources {
source := &wConfig.Sources[i]
sourceIdSourceMap[source.ID] = *source
if source.Enabled {
sourceIdDestinationMap[source.ID] = source.Destinations
genericConsentManagementMap[SourceID(source.ID)] = make(DestConsentMap)
for j := range source.Destinations {
destination := &source.Destinations[j]
oneTrustConsentCategoriesMap[destination.ID] = getOneTrustConsentCategories(destination)
ketchConsentCategoriesMap[destination.ID] = getKetchConsentCategories(destination)
var err error
genericConsentManagementMap[SourceID(source.ID)][DestinationID(destination.ID)], err = getGenericConsentManagementData(destination)
if err != nil {
proc.logger.Errorn("Error in pinger loop", obskit.Error(err))
}
}
}
if source.SourceDefinition.Category != "" && !strings.EqualFold(source.SourceDefinition.Category, sourceCategoryWebhook) {
nonEventStreamSources[source.ID] = true
}
}
workspaceLibrariesMap[workspaceID] = wConfig.Libraries
eventAuditEnabled[workspaceID] = wConfig.Settings.EventAuditEnabled
credentialsMap[workspaceID] = lo.MapToSlice(wConfig.Credentials, func(key string, value backendconfig.Credential) types.Credential {
return types.Credential{
ID: key,
Key: value.Key,
Value: value.Value,
IsSecret: value.IsSecret,
}
})
}
proc.config.configSubscriberLock.Lock()
proc.config.connectionConfigMap = connectionConfigMap
proc.config.oneTrustConsentCategoriesMap = oneTrustConsentCategoriesMap
proc.config.ketchConsentCategoriesMap = ketchConsentCategoriesMap
proc.config.genericConsentManagementMap = genericConsentManagementMap
proc.config.workspaceLibrariesMap = workspaceLibrariesMap
proc.config.sourceIdDestinationMap = sourceIdDestinationMap
proc.config.sourceIdSourceMap = sourceIdSourceMap
proc.config.eventAuditEnabled = eventAuditEnabled
proc.config.credentialsMap = credentialsMap
proc.config.nonEventStreamSources = nonEventStreamSources
proc.config.configSubscriberLock.Unlock()
if !initDone {
initDone = true
proc.config.asyncInit.Done()
}
}
}
func (proc *Handle) getWorkspaceLibraries(workspaceID string) backendconfig.LibrariesT {
proc.config.configSubscriberLock.RLock()
defer proc.config.configSubscriberLock.RUnlock()
return proc.config.workspaceLibrariesMap[workspaceID]
}
func (proc *Handle) getConnectionConfig(conn connection) backendconfig.Connection {
proc.config.configSubscriberLock.RLock()
defer proc.config.configSubscriberLock.RUnlock()
return proc.config.connectionConfigMap[conn]
}
func (proc *Handle) getSourceBySourceID(sourceId string) (*backendconfig.SourceT, error) {
var err error
proc.config.configSubscriberLock.RLock()
defer proc.config.configSubscriberLock.RUnlock()
source, ok := proc.config.sourceIdSourceMap[sourceId]
if !ok {
err = errors.New("source not found for sourceId")
proc.logger.Errorn("Processor : source not found for sourceId", obskit.SourceID(sourceId))
}
return &source, err
}
func (proc *Handle) getNonEventStreamSources() map[string]bool {
proc.config.configSubscriberLock.RLock()
defer proc.config.configSubscriberLock.RUnlock()
return proc.config.nonEventStreamSources
}
func (proc *Handle) getEnabledDestinations(sourceId, destinationName string) []backendconfig.DestinationT {
proc.config.configSubscriberLock.RLock()
defer proc.config.configSubscriberLock.RUnlock()
var enabledDests []backendconfig.DestinationT
for i := range proc.config.sourceIdDestinationMap[sourceId] {
dest := &proc.config.sourceIdDestinationMap[sourceId][i]
if destinationName == dest.DestinationDefinition.Name && dest.Enabled {
enabledDests = append(enabledDests, *dest)
}
}
return enabledDests
}
func (proc *Handle) getBackendEnabledDestinationTypes(sourceId string) map[string]backendconfig.DestinationDefinitionT {
proc.config.configSubscriberLock.RLock()
defer proc.config.configSubscriberLock.RUnlock()
enabledDestinationTypes := make(map[string]backendconfig.DestinationDefinitionT)
for i := range proc.config.sourceIdDestinationMap[sourceId] {
destination := &proc.config.sourceIdDestinationMap[sourceId][i]
if destination.Enabled {
enabledDestinationTypes[destination.DestinationDefinition.DisplayName] = destination.DestinationDefinition
}
}
return enabledDestinationTypes
}
func getTimestampFromEvent(event types.SingularEventT, field string, defaultTimestamp time.Time) time.Time {
var timestamp time.Time
var ok bool
if timestamp, ok = misc.GetParsedTimestamp(event[field]); !ok {
timestamp = defaultTimestamp
}
return timestamp
}
func enhanceWithTimeFields(event *types.TransformerEvent, singularEvent types.SingularEventT, receivedAt time.Time) {
// set timestamp skew based on timestamp fields from SDKs
originalTimestamp := getTimestampFromEvent(singularEvent, "originalTimestamp", receivedAt)
sentAt := getTimestampFromEvent(singularEvent, "sentAt", receivedAt)
var timestamp time.Time
var ok bool
// use existing timestamp if it exists in the event, add new timestamp otherwise
if timestamp, ok = misc.GetParsedTimestamp(event.Message["timestamp"]); !ok {
// calculate new timestamp using the formula
// timestamp = receivedAt - (sentAt - originalTimestamp)
timestamp = misc.GetChronologicalTimeStamp(receivedAt, sentAt, originalTimestamp)
}
// set all timestamps in RFC3339 format
event.Message["receivedAt"] = receivedAt.Format(misc.RFC3339Milli)
event.Message["originalTimestamp"] = originalTimestamp.Format(misc.RFC3339Milli)
event.Message["sentAt"] = sentAt.Format(misc.RFC3339Milli)
event.Message["timestamp"] = timestamp.Format(misc.RFC3339Milli)
}
func (proc *Handle) singularEventMetadata(singularEvent types.SingularEventT, userID, partitionID string, jobId int64, receivedAt time.Time, source *backendconfig.SourceT, eventParams types.EventParams) *types.Metadata {
commonMetadata := types.Metadata{}
// job metadata
commonMetadata.JobID = jobId
commonMetadata.WorkspaceID = source.WorkspaceID
commonMetadata.RudderID = userID
commonMetadata.ReceivedAt = receivedAt.Format(misc.RFC3339Milli)
commonMetadata.PartitionID = partitionID
// event-related metadata
commonMetadata.MessageID = stringify.Any(singularEvent["messageId"])
commonMetadata.EventName, _ = misc.MapLookup(singularEvent, "event").(string)
commonMetadata.EventType, _ = misc.MapLookup(singularEvent, "type").(string)
// source metadata
commonMetadata.SourceID = source.ID
commonMetadata.OriginalSourceID = source.OriginalID
commonMetadata.SourceDefinitionID = source.SourceDefinition.ID
commonMetadata.SourceName = source.Name
commonMetadata.SourceType = source.SourceDefinition.Name
commonMetadata.SourceCategory = source.SourceDefinition.Category
commonMetadata.SourceDefinitionType = source.SourceDefinition.Type
// retl metadata
commonMetadata.SourceJobID, _ = misc.MapLookup(singularEvent, "context", "sources", "job_id").(string)
commonMetadata.SourceJobRunID = eventParams.SourceJobRunId
commonMetadata.SourceTaskRunID = eventParams.SourceTaskRunId
commonMetadata.RecordID = misc.MapLookup(singularEvent, "recordId")
// other metadata
commonMetadata.InstanceID = proc.instanceID
commonMetadata.Namespace = proc.namespace
commonMetadata.TraceParent = eventParams.TraceParent
return &commonMetadata
}
func getKeyFromSourceAndDest(srcID, destID string) string {
return srcID + "::" + destID
}
func getSourceAndDestIDsFromKey(key string) (sourceID, destID string) {
fields := strings.Split(key, "::")
return fields[0], fields[1]
}
func (proc *Handle) recordEventDeliveryStatus(jobsByDestID map[string][]*jobsdb.JobT) {
for destID, jobs := range jobsByDestID {
if !proc.destDebugger.HasUploadEnabled(destID) {
continue
}
for _, job := range jobs {
var params map[string]interface{}
err := jsonrs.Unmarshal(job.Parameters, ¶ms)
if err != nil {
proc.logger.Errorn("Error while UnMarshaling live event parameters", obskit.Error(err))
continue
}
sourceID, _ := params["source_id"].(string)
destID, _ := params["destination_id"].(string)
procErr, _ := params["error"].(string)
procErr = strconv.Quote(procErr)
statusCode := fmt.Sprint(params["status_code"])
sentAt := time.Now().Format(misc.RFC3339Milli)
events := make([]map[string]interface{}, 0)
err = jsonrs.Unmarshal(job.EventPayload, &events)
if err != nil {
proc.logger.Errorn("Error while UnMarshaling live event payload", obskit.Error(err))
continue