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appview: introduce knotstream consumer #239

merged

opened by

oppi.li 6 months ago targeting master from push-qoplqnlvlqqo

similar to jetstream consumer, we now ingest events from every known knot.

Signed-off-by: oppiliappan me@oppi.li

options

unified split

Changed files

+115 -9

appview

config

config.go

state

knotstream.go

state.go

flake.nix

+18 -8

appview/config/config.go

···

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       	"context"

     

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       	"fmt"

     

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       	"net/url"

     

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       	"time"

     

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       	"github.com/sethvargo/go-envconfig"

     

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       )

     
···

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       	Endpoint string `env:"ENDPOINT, default=wss://jetstream1.us-east.bsky.network/subscribe"`

     

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       }

     

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       type KnotstreamConfig struct {

     

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       	RetryInterval     time.Duration `env:"RETRY_INTERVAL, default=60s"`

     

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       	MaxRetryInterval  time.Duration `env:"MAX_RETRY_INTERVAL, default=120m"`

     

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       	ConnectionTimeout time.Duration `env:"CONNECTION_TIMEOUT, default=5s"`

     

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       	WorkerCount       int           `env:"WORKER_COUNT, default=64"`

     

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       	QueueSize         int           `env:"QUEUE_SIZE, default=100"`

     

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       }

     

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       type ResendConfig struct {

     

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       	ApiKey   string `env:"API_KEY"`

     

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       	SentFrom string `env:"SENT_FROM, default=noreply@notifs.tangled.sh"`

     
···

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       }

     

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       type Config struct {

     

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       -
       	Core      CoreConfig      `env:",prefix=TANGLED_"`

     

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       	Jetstream JetstreamConfig `env:",prefix=TANGLED_JETSTREAM_"`

     

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       	Resend    ResendConfig    `env:",prefix=TANGLED_RESEND_"`

     

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       	Posthog   PosthogConfig   `env:",prefix=TANGLED_POSTHOG_"`

     

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       	Camo      CamoConfig      `env:",prefix=TANGLED_CAMO_"`

     

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       	Avatar    AvatarConfig    `env:",prefix=TANGLED_AVATAR_"`

     

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       	OAuth     OAuthConfig     `env:",prefix=TANGLED_OAUTH_"`

     

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       	Redis     RedisConfig     `env:",prefix=TANGLED_REDIS_"`

     

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       	Core       CoreConfig       `env:",prefix=TANGLED_"`

     

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       	Jetstream  JetstreamConfig  `env:",prefix=TANGLED_JETSTREAM_"`

     

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       	Knotstream KnotstreamConfig `env:",prefix=TANGLED_KNOTSTREAM_"`

     

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       	Resend     ResendConfig     `env:",prefix=TANGLED_RESEND_"`

     

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       	Posthog    PosthogConfig    `env:",prefix=TANGLED_POSTHOG_"`

     

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       	Camo       CamoConfig       `env:",prefix=TANGLED_CAMO_"`

     

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       	Avatar     AvatarConfig     `env:",prefix=TANGLED_AVATAR_"`

     

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       	OAuth      OAuthConfig      `env:",prefix=TANGLED_OAUTH_"`

     

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       	Redis      RedisConfig      `env:",prefix=TANGLED_REDIS_"`

     

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       }

     

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       func LoadConfig(ctx context.Context) (*Config, error) {

+88

appview/state/knotstream.go

···

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       package state

     

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       import (

     

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       	"encoding/json"

     

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       	"fmt"

     

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       	"slices"

     

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       	"time"

     

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       	"tangled.sh/tangled.sh/core/api/tangled"

     

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       	"tangled.sh/tangled.sh/core/appview/cache"

     

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       	"tangled.sh/tangled.sh/core/appview/config"

     

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       	"tangled.sh/tangled.sh/core/appview/db"

     

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       	kc "tangled.sh/tangled.sh/core/knotclient"

     

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       	"tangled.sh/tangled.sh/core/log"

     

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       	"tangled.sh/tangled.sh/core/rbac"

     

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       )

     

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       func KnotstreamConsumer(c *config.Config, d *db.DB, enforcer *rbac.Enforcer) (*kc.EventConsumer, error) {

     

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       	knots, err := db.GetCompletedRegistrations(d)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	var srcs []kc.EventSource

     

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       	for _, k := range knots {

     

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       		srcs = append(srcs, kc.EventSource{k})

     

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       	}

     

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       	logger := log.New("knotstream")

     

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       	cache := cache.New(c.Redis.Addr)

     

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       	cursorStore := kc.NewRedisCursorStore(cache)

     

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       	cfg := kc.ConsumerConfig{

     

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       		Sources:           srcs,

     

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       		ProcessFunc:       knotstreamIngester(d, enforcer),

     

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       		RetryInterval:     c.Knotstream.RetryInterval,

     

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       		MaxRetryInterval:  c.Knotstream.MaxRetryInterval,

     

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       		ConnectionTimeout: c.Knotstream.ConnectionTimeout,

     

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       		WorkerCount:       c.Knotstream.WorkerCount,

     

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       		QueueSize:         c.Knotstream.QueueSize,

     

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       		Logger:            logger,

     

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       		Dev:               c.Core.Dev,

     

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       		CursorStore:       &cursorStore,

     

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       	}

     

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       	return kc.NewEventConsumer(cfg), nil

     

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       }

     

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       func knotstreamIngester(d *db.DB, enforcer *rbac.Enforcer) kc.ProcessFunc {

     

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       	return func(source kc.EventSource, msg kc.Message) error {

     

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       		switch msg.Nsid {

     

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       		case tangled.GitRefUpdateNSID:

     

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       			return ingestRefUpdate(d, enforcer, source, msg)

     

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       		case tangled.PipelineNSID:

     

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       			// TODO

     

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       		}

     

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       		return nil

     

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       	}

     

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       }

     

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       func ingestRefUpdate(d *db.DB, enforcer *rbac.Enforcer, source kc.EventSource, msg kc.Message) error {

     

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       	var record tangled.GitRefUpdate

     

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       	err := json.Unmarshal(msg.EventJson, &record)

     

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       	if err != nil {

     

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       		return err

     

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       	}

     

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       	knownKnots, err := enforcer.GetDomainsForUser(record.CommitterDid)

     

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       	if err != nil {

     

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       		return err

     

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       	}

     

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       	if !slices.Contains(knownKnots, source.Knot) {

     

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       		return fmt.Errorf("%s does not belong to %s, something is fishy", record.CommitterDid, source.Knot)

     

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       	}

     

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       	punch := db.Punch{

     

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       		Did:   record.CommitterDid,

     

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       		Date:  time.Now(),

     

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       		Count: 1,

     

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       	}

     

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       	if err := db.AddPunch(d, punch); err != nil {

     

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       		return err

     

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       	}

     

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       	return nil

     

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       }

appview/state/state.go

···

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       	jc           *jetstream.JetstreamClient

     

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       	config       *config.Config

     

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       	repoResolver *reporesolver.RepoResolver

     

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       	knotstream   *knotclient.EventConsumer

     

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       }

     

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       func Make(config *config.Config) (*State, error) {

     
···

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       		return nil, fmt.Errorf("failed to start jetstream watcher: %w", err)

     

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       	}

     

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       	knotstream, err := KnotstreamConsumer(config, d, enforcer)

     

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       	if err != nil {

     

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       		return nil, fmt.Errorf("failed to start knotstream consumer: %w", err)

     

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       	}

     

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       	knotstream.Start(context.Background())

     

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       	state := &State{

     

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       		d,

     

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       		oauth,

     
···

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       		jc,

     

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       		config,

     

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       		repoResolver,

     

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       		knotstream,

     

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       	}

     

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       	return state, nil

+1 -1

flake.nix

···

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           inherit (gitignore.lib) gitignoreSource;

     

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         in {

     

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           overlays.default = final: prev: let

     

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             goModHash = "sha256-ZckpIPqFk7/XBiEJUbmrAzdjAxV62hv896xqAXF2aZs=";

     

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             goModHash = "sha256-QPyeKKr7YMblwicQNemu3OamXwg7fVie6/IY10vQCl4=";

     

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             appviewDeps = {

     

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               inherit htmx-src lucide-src inter-fonts-src ibm-plex-mono-src goModHash gitignoreSource;

     

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             };