commit 485ca60ec598716d61a4631a027954728b81558b · edavis.dev/monarch

+4 -20

cmd/monarch/census.go

···

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       )

     

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       type CensusService struct {

     

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       	cursor   *CursorService

     

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       	backfill *backfill.Backfiller

     

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       	cursor    *CursorService

     

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       	backfill  *backfill.Backfiller

     

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       	seenHosts map[string]bool

     

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       	seenLk    sync.Mutex

     

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       	storeLk sync.Mutex

     

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       }

     

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       type jobMaker interface {

     
···

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       		for _, host := range res.Hosts {

     

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       			// don't reprocess hosts already handled

     

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       			cs.seenLk.Lock()

     

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       			_, ok := cs.seenHosts[host.Hostname]

     

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       			cs.seenLk.Unlock()

     

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       			if ok {

     

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       			seen := cs.seenHosts[host.Hostname]

     

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       			if seen {

     

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       				slog.Info("already processed host, skipping", "host", host)

     

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       				continue

     

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       			}

     
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       		return

     

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       	}

     

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       	cs.storeLk.Lock()

     

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       	hcur, err := cs.cursor.GetHostCursor(host)

     

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       	if err != nil {

     

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       		slog.Error("error fetching host cursor", "err", err)

     

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       	}

     

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       	cs.storeLk.Unlock()

     

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       	var added int

     

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       	curs := hcur.Cursor

     
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       			continue

     

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       		}

     

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       		cs.storeLk.Lock()

     

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       		for _, repo := range res.Repos {

     

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       			_, err := jmstore.GetOrCreateJob(ctx, repo.Did, backfill.StateEnqueued)

     

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       			if err != nil {

     
···

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       				added += 1

     

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       			}

     

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       		}

     

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       		cs.storeLk.Unlock()

     

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       		if res.Cursor != nil && *res.Cursor != "" {

     

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       			curs = *res.Cursor

     

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       			cs.storeLk.Lock()

     

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       			if err := cs.cursor.SetHostCursor(host, curs); err != nil {

     

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       				slog.Error("error updating cursor for host", "err", err)

     

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       			}

     

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       			cs.storeLk.Unlock()

     

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       		} else {

     

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       			break

     

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       		}

     

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       	}

     

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       	slog.Info("finished listing repos", "host", host)

     

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       -
       

     

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       	cs.seenLk.Lock()

     

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       	defer cs.seenLk.Unlock()

     

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       	cs.seenHosts[host] = true

     

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       }

     

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+1 -4

cmd/monarch/cursors.go

···

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       import (

     

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       	"context"

     

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       	"log/slog"

     

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       	"sync"

     

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       	"time"

     

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       	"gorm.io/gorm"

     

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       )

     

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       type CursorService struct {

     

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       	store *gorm.DB

     

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       	firehoseLk  sync.Mutex

     

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       	store       *gorm.DB

     

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       	firehoseSeq int64

     

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       }

     

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-9

cmd/monarch/firehose.go

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       }

     

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       func (cs *CursorService) GetFirehoseCursor() (int64, error) {

     

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       	cs.firehoseLk.Lock()

     

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       	defer cs.firehoseLk.Unlock()

     

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       	var fcur firehoseCursor

     

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       	if err := cs.store.Where(firehoseCursor{

     

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       		Key: "firehose",

     
···

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       }

     

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       func (cs *CursorService) SetFirehoseCursor(seq int64) {

     

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       	cs.firehoseLk.Lock()

     

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       	defer cs.firehoseLk.Unlock()

     

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       	cs.firehoseSeq = seq

     

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       }

     

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       func (cs *CursorService) PersistFirehoseCursor() error {

     

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       	cs.firehoseLk.Lock()

     

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       	defer cs.firehoseLk.Unlock()

     

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       	if err := cs.store.Model(&firehoseCursor{}).Where(firehoseCursor{Key: "firehose"}).Update("val", cs.firehoseSeq).Error; err != nil {

     

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       		return fmt.Errorf("error persisting firehose seq: %w", err)

     

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       	}