commit fc51e801e5defc15237d2f83c3125655c1d28b6d · edavis.dev/bsky-tools

+188
cmd/bsky-activity/main.go
···

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       package main

     

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       import (

     

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       	"context"

     

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       	"encoding/json"

     

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       	"log"

     

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       	"os"

     

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       	"os/signal"

     

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       	"strings"

     

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       	"syscall"

     

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       	appbsky "github.com/bluesky-social/indigo/api/bsky"

     

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       	jetstream "github.com/bluesky-social/jetstream/pkg/models"

     

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       	"github.com/gorilla/websocket"

     

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       	"github.com/redis/go-redis/v9"

     

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       )

     

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       const JetstreamUrl = `wss://jetstream1.us-west.bsky.network/subscribe`

     

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       var AppBskyAllowlist = map[string]bool{

     

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       	"app.bsky.actor.profile":      true,

     

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       	"app.bsky.feed.generator":     true,

     

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       	"app.bsky.feed.like":          true,

     

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       	"app.bsky.feed.post":          true,

     

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       	"app.bsky.feed.postgate":      true,

     

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       	"app.bsky.feed.repost":        true,

     

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       	"app.bsky.feed.threadgate":    true,

     

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       	"app.bsky.graph.block":        true,

     

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       	"app.bsky.graph.follow":       true,

     

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       	"app.bsky.graph.list":         true,

     

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       	"app.bsky.graph.listblock":    true,

     

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       	"app.bsky.graph.listitem":     true,

     

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       	"app.bsky.graph.starterpack":  true,

     

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       	"app.bsky.labeler.service":    true,

     

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       	"chat.bsky.actor.declaration": true,

     

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       }

     

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       var AtprotoAllowlist = map[string]bool{

     

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       	"social.psky":           true,

     

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       	"blue.zio.atfile":       true,

     

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       	"com.shinolabs.pinksea": true,

     

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       	"com.whtwnd":            true,

     

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       	"events.smokesignal":    true,

     

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       	"fyi.unravel":           true,

     

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       	"xyz.statusphere":       true,

     

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       }

     

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       func trackedRecordType(collection string) bool {

     

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       	for k, _ := range AppBskyAllowlist {

     

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       		if collection == k {

     

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       			return true

     

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       		}

     

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       	}

     

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       	for k, _ := range AtprotoAllowlist {

     

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       		if strings.HasPrefix(collection, k) {

     

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       			return true

     

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       		}

     

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       	}

     

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       	return false

     

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       }

     

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       func handler(ctx context.Context, events <-chan jetstream.Event) {

     

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       	rdb := redis.NewClient(&redis.Options{

     

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       		Addr:     "localhost:6379",

     

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       		Password: "",

     

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       		DB:       0,

     

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       	})

     

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       	pipe := rdb.Pipeline()

     

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       	var eventCount int

     

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       eventLoop:

     

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       	for event := range events {

     

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       		select {

     

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       		case <-ctx.Done():

     

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       			break eventLoop

     

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       		default:

     

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       		}

     

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       		if event.Kind != jetstream.EventKindCommit {

     

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       			continue

     

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       		}

     

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       		if event.Commit.Operation != jetstream.CommitOperationCreate {

     

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       			continue

     

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       		}

     

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       		commit := *event.Commit

     

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       		collection := commit.Collection

     

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       		// if collection doesn't start with either allowlist, continue

     

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       		if !trackedRecordType(collection) {

     

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       			continue

     

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       		}

     

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       		// if collection starts with one of the Atproto allowlist keys, incr

     

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       		for k, _ := range AtprotoAllowlist {

     

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       			if strings.HasPrefix(collection, k) {

     

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       				ckey := strings.ReplaceAll(collection, ".", "_")

     

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       				if err := pipe.Incr(ctx, "dev.edavis.atproto.collection."+ckey); err != nil {

     

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       					log.Printf("failed incrementing an atproto collection: %v\n", err)

     

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       				}

     

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       			}

     

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       		}

     

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       		// if a post with an embed, incr that $embed type

     

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       		if collection == "app.bsky.feed.post" {

     

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       			var post appbsky.FeedPost

     

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       			if err := json.Unmarshal(commit.Record, &post); err != nil {

     

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       				log.Printf("error parsing appbsky.FeedPost: %v\n", err)

     

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       			}

     

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       			if post.Embed != nil {

     

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       				var ekey string

     

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       				switch {

     

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       				case post.Embed.EmbedImages != nil:

     

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       					ekey = post.Embed.EmbedImages.LexiconTypeID

     

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       				case post.Embed.EmbedVideo != nil:

     

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       					ekey = post.Embed.EmbedVideo.LexiconTypeID

     

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       				case post.Embed.EmbedExternal != nil:

     

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       					ekey = post.Embed.EmbedExternal.LexiconTypeID

     

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       				case post.Embed.EmbedRecord != nil:

     

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       					ekey = post.Embed.EmbedRecord.LexiconTypeID

     

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       				case post.Embed.EmbedRecordWithMedia != nil:

     

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       					ekey = post.Embed.EmbedRecordWithMedia.LexiconTypeID

     

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       				}

     

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       				if ekey == "" {

     

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       					continue

     

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       				}

     

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       				if err := pipe.Incr(ctx, "app.bsky.feed.post:embed:"+ekey).Err(); err != nil {

     

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       					log.Printf("failed incrementing embed key: %v\n", err)

     

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       				}

     

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       			}

     

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       		}

     

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       		// incr the collection and ops

     

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       		if err := pipe.Incr(ctx, collection).Err(); err != nil {

     

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       			log.Printf("failed incrementing collection: %v\n", err)

     

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       		}

     

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       		if err := pipe.Incr(ctx, `dev.edavis.muninsky.ops`).Err(); err != nil {

     

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       			log.Printf("failed incrementing ops: %v\n", err)

     

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       		}

     

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       		// add one to the count, every 500 ops execute the piepline

     

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       		eventCount += 1

     

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       		if eventCount%500 == 0 {

     

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       			if _, err := pipe.Exec(ctx); err != nil {

     

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       				log.Printf("failed to exec pipe\n")

     

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       			}

     

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       		}

     

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       	}

     

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       }

     

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       func main() {

     

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       	ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGINT, syscall.SIGTERM)

     

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       	defer stop()

     

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       	conn, _, err := websocket.DefaultDialer.DialContext(ctx, JetstreamUrl, nil)

     

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       	if err != nil {

     

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       		log.Fatalf("failed to open websocket: %v\n", err)

     

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       	}

     

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       	defer func() {

     

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       		if err := conn.Close(); err != nil {

     

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       			log.Printf("failed to close websocket: %v\n", err)

     

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       		}

     

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       		log.Printf("websocket closed\n")

     

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       	}()

     

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       	jetstreamEvents := make(chan jetstream.Event)

     

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       	go handler(ctx, jetstreamEvents)

     

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       	log.Printf("starting up\n")

     

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       	var event jetstream.Event

     

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       	go func() {

     

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       		for {

     

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       			event = jetstream.Event{}

     

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       			err := conn.ReadJSON(&event)

     

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       			if err != nil {

     

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       				log.Printf("ReadJSON error: %v\n", err)

     

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       				stop()

     

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       				break

     

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       			} else {

     

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       				jetstreamEvents <- event

     

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       			}

     

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       		}

     

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       	}()

     

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       	<-ctx.Done()

     

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       	log.Printf("shutting down\n")

     

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       }