willdot.net
A demo of a Bluesky feed generator in Go
initial implementation of a demo bluesky feed generator
+4
.env-example
+4
.env-example
+1
.gitignore
+1
.gitignore
···
···
1
+
.env
+116
consumer.go
+116
consumer.go
···
···
1
+
package main
2
+
3
+
import (
4
+
"context"
5
+
"encoding/json"
6
+
"strings"
7
+
8
+
"fmt"
9
+
"log/slog"
10
+
"time"
11
+
12
+
apibsky "github.com/bluesky-social/indigo/api/bsky"
13
+
"github.com/bluesky-social/jetstream/pkg/client"
14
+
"github.com/bluesky-social/jetstream/pkg/client/schedulers/sequential"
15
+
"github.com/bluesky-social/jetstream/pkg/models"
16
+
)
17
+
18
+
// JetstreamConsumer is responsible for consuming from a jetstream instance
19
+
type JetstreamConsumer struct {
20
+
cfg *client.ClientConfig
21
+
handler *Handler
22
+
logger *slog.Logger
23
+
}
24
+
25
+
func newJetstreamConsumer(jsAddr string, logger *slog.Logger, handler *Handler) *JetstreamConsumer {
26
+
cfg := client.DefaultClientConfig()
27
+
if jsAddr != "" {
28
+
cfg.WebsocketURL = jsAddr
29
+
}
30
+
cfg.WantedCollections = []string{
31
+
"app.bsky.feed.post",
32
+
}
33
+
cfg.WantedDids = []string{}
34
+
35
+
return &JetstreamConsumer{
36
+
cfg: cfg,
37
+
logger: logger,
38
+
handler: handler,
39
+
}
40
+
}
41
+
42
+
// Consume will connect to a Jetstream client and start to consume and handle messages from it
43
+
func (c *JetstreamConsumer) Consume(ctx context.Context) error {
44
+
scheduler := sequential.NewScheduler("jetstream", c.logger, c.handler.HandleEvent)
45
+
defer scheduler.Shutdown()
46
+
47
+
client, err := client.NewClient(c.cfg, c.logger, scheduler)
48
+
if err != nil {
49
+
return fmt.Errorf("failed to create client: %w", err)
50
+
}
51
+
52
+
cursor := time.Now().Add(1 * -time.Minute).UnixMicro()
53
+
54
+
if err := client.ConnectAndRead(ctx, &cursor); err != nil {
55
+
return fmt.Errorf("connect and read: %w", err)
56
+
}
57
+
58
+
slog.Info("stopping consume")
59
+
return nil
60
+
}
61
+
62
+
// Handler is responsible for handling a message consumed from Jetstream
63
+
type Handler struct {
64
+
store PostStore
65
+
}
66
+
67
+
// HandleEvent will handle an event based on the event's commit operation
68
+
func (h *Handler) HandleEvent(ctx context.Context, event *models.Event) error {
69
+
if event.Commit == nil {
70
+
return nil
71
+
}
72
+
73
+
switch event.Commit.Operation {
74
+
case models.CommitOperationCreate:
75
+
return h.handleCreateEvent(ctx, event)
76
+
// TODO: handle deletes too
77
+
default:
78
+
return nil
79
+
}
80
+
}
81
+
82
+
func (h *Handler) handleCreateEvent(_ context.Context, event *models.Event) error {
83
+
if event.Commit.Collection != "app.bsky.feed.post" {
84
+
return nil
85
+
}
86
+
87
+
var bskyPost apibsky.FeedPost
88
+
if err := json.Unmarshal(event.Commit.Record, &bskyPost); err != nil {
89
+
// ignore this
90
+
return nil
91
+
}
92
+
93
+
// look for any post that contains the #golang hashtag
94
+
if !strings.Contains(strings.ToLower(bskyPost.Text), "#golang") {
95
+
return nil
96
+
}
97
+
98
+
createdAt, err := time.Parse(time.RFC3339, bskyPost.CreatedAt)
99
+
if err != nil {
100
+
slog.Error("parsing createdAt time from post", "error", err, "timestamp", bskyPost.CreatedAt)
101
+
createdAt = time.Now().UTC()
102
+
}
103
+
104
+
postURI := fmt.Sprintf("at://%s/app.bsky.feed.post/%s", event.Did, event.Commit.RKey)
105
+
post := Post{
106
+
RKey: event.Commit.RKey,
107
+
PostURI: postURI,
108
+
CreatedAt: createdAt.UnixMilli(),
109
+
}
110
+
err = h.store.CreatePost(post)
111
+
if err != nil {
112
+
slog.Error("error creating post in store", "error", err)
113
+
return nil
114
+
}
115
+
return nil
116
+
}
database.db
database.db
This is a binary file and will not be displayed.
+118
database.go
+118
database.go
···
···
1
+
package main
2
+
3
+
import (
4
+
"database/sql"
5
+
"errors"
6
+
"fmt"
7
+
"log/slog"
8
+
"os"
9
+
10
+
_ "github.com/glebarez/go-sqlite"
11
+
)
12
+
13
+
// Database is a sqlite database
14
+
type Database struct {
15
+
db *sql.DB
16
+
}
17
+
18
+
func newDatabase(dbPath string) (*Database, error) {
19
+
if dbPath != ":memory:" {
20
+
err := createDbFile(dbPath)
21
+
if err != nil {
22
+
return nil, fmt.Errorf("create db file: %w", err)
23
+
}
24
+
}
25
+
26
+
db, err := sql.Open("sqlite", dbPath)
27
+
if err != nil {
28
+
return nil, fmt.Errorf("open database: %w", err)
29
+
}
30
+
31
+
err = db.Ping()
32
+
if err != nil {
33
+
return nil, fmt.Errorf("ping db: %w", err)
34
+
}
35
+
36
+
err = createPostsTable(db)
37
+
if err != nil {
38
+
return nil, fmt.Errorf("creating posts table: %w", err)
39
+
}
40
+
41
+
return &Database{db: db}, nil
42
+
}
43
+
44
+
func (d *Database) close() {
45
+
err := d.db.Close()
46
+
if err != nil {
47
+
slog.Error("failed to close db", "error", err)
48
+
}
49
+
}
50
+
51
+
func createDbFile(dbFilename string) error {
52
+
if _, err := os.Stat(dbFilename); !errors.Is(err, os.ErrNotExist) {
53
+
return nil
54
+
}
55
+
56
+
f, err := os.Create(dbFilename)
57
+
if err != nil {
58
+
return fmt.Errorf("create db file : %w", err)
59
+
}
60
+
f.Close()
61
+
return nil
62
+
}
63
+
64
+
func createPostsTable(db *sql.DB) error {
65
+
createTableSQL := `CREATE TABLE IF NOT EXISTS posts (
66
+
"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
67
+
"postRKey" TEXT,
68
+
"postURI" TEXT,
69
+
"createdAt" integer NOT NULL,
70
+
UNIQUE(postRKey)
71
+
);`
72
+
73
+
slog.Info("Create posts table...")
74
+
statement, err := db.Prepare(createTableSQL)
75
+
if err != nil {
76
+
return fmt.Errorf("prepare DB statement to create posts table: %w", err)
77
+
}
78
+
_, err = statement.Exec()
79
+
if err != nil {
80
+
return fmt.Errorf("exec sql statement to create posts table: %w", err)
81
+
}
82
+
slog.Info("posts table created")
83
+
84
+
return nil
85
+
}
86
+
87
+
// CreatePost will insert a post into a database
88
+
func (d *Database) CreatePost(post Post) error {
89
+
sql := `INSERT INTO posts (postRKey, postURI, createdAt) VALUES (?, ?, ?) ON CONFLICT(postRKey) DO NOTHING;`
90
+
_, err := d.db.Exec(sql, post.RKey, post.PostURI, post.CreatedAt)
91
+
if err != nil {
92
+
return fmt.Errorf("exec insert post: %w", err)
93
+
}
94
+
return nil
95
+
}
96
+
97
+
// GetFeedPosts return a slice of posts
98
+
func (d *Database) GetFeedPosts(cursor, limit int) ([]Post, error) {
99
+
sql := `SELECT id, postRKey, postURI, createdAt FROM posts
100
+
WHERE createdAt < ?
101
+
ORDER BY createdAt DESC LIMIT ?;`
102
+
rows, err := d.db.Query(sql, cursor, limit)
103
+
if err != nil {
104
+
return nil, fmt.Errorf("run query to get feed posts: %w", err)
105
+
}
106
+
defer rows.Close()
107
+
108
+
posts := make([]Post, 0)
109
+
for rows.Next() {
110
+
var post Post
111
+
if err := rows.Scan(&post.ID, &post.RKey, &post.PostURI, &post.CreatedAt); err != nil {
112
+
return nil, fmt.Errorf("scan row: %w", err)
113
+
}
114
+
posts = append(posts, post)
115
+
}
116
+
117
+
return posts, nil
118
+
}
+72
feedgenerator.go
+72
feedgenerator.go
···
···
1
+
package main
2
+
3
+
import (
4
+
"context"
5
+
"fmt"
6
+
"log/slog"
7
+
"strconv"
8
+
)
9
+
10
+
// Post describes a Bluesky post
11
+
type Post struct {
12
+
ID int
13
+
RKey string
14
+
PostURI string
15
+
UserDID string
16
+
CreatedAt int64
17
+
}
18
+
19
+
// PostStore defines the interactions with a store
20
+
type PostStore interface {
21
+
GetFeedPosts(cursor, limit int) ([]Post, error)
22
+
CreatePost(post Post) error
23
+
}
24
+
25
+
// FeedGenerator is responsible for generating a feed
26
+
type FeedGenerator struct {
27
+
store PostStore
28
+
}
29
+
30
+
func newFeedGenerator(store PostStore) *FeedGenerator {
31
+
return &FeedGenerator{
32
+
store: store,
33
+
}
34
+
}
35
+
36
+
// GetFeed will fetch a feed and build up a response that can be returned
37
+
func (f *FeedGenerator) GetFeed(ctx context.Context, feed, cursor string, limit int) (FeedSkeletonReponse, error) {
38
+
resp := FeedSkeletonReponse{
39
+
Feed: make([]FeedSkeletonPost, 0),
40
+
}
41
+
42
+
cursorInt, err := strconv.Atoi(cursor)
43
+
if err != nil && cursor != "" {
44
+
slog.Error("convert cursor to int", "error", err, "cursor value", cursor)
45
+
}
46
+
if cursorInt == 0 {
47
+
// if no cursor provided use a date waaaaay in the future to start the less than query
48
+
cursorInt = 9999999999999
49
+
}
50
+
51
+
posts, err := f.store.GetFeedPosts(cursorInt, limit)
52
+
if err != nil {
53
+
return resp, fmt.Errorf("get feed from DB: %w", err)
54
+
}
55
+
56
+
usersFeed := make([]FeedSkeletonPost, 0, len(posts))
57
+
for _, post := range posts {
58
+
usersFeed = append(usersFeed, FeedSkeletonPost{
59
+
Post: post.PostURI,
60
+
})
61
+
}
62
+
63
+
resp.Feed = usersFeed
64
+
65
+
// only set the return cursor if there was at least 1 record returned and that the len of records
66
+
// being returned is the same as the limit
67
+
if len(posts) > 0 && len(posts) == limit {
68
+
lastPost := posts[len(posts)-1]
69
+
resp.Cursor = fmt.Sprintf("%d", lastPost.CreatedAt)
70
+
}
71
+
return resp, nil
72
+
}
+85
go.mod
+85
go.mod
···
···
1
+
module tangled.sh/willdot.net/feed-demo-go
2
+
3
+
go 1.25.0
4
+
5
+
require (
6
+
github.com/avast/retry-go/v4 v4.6.1
7
+
github.com/bluesky-social/indigo v0.0.0-20250813051257-8be102876fb7
8
+
github.com/bluesky-social/jetstream v0.0.0-20250815235753-306e46369336
9
+
github.com/glebarez/go-sqlite v1.22.0
10
+
github.com/golang-jwt/jwt/v5 v5.3.0
11
+
github.com/joho/godotenv v1.5.1
12
+
)
13
+
14
+
require (
15
+
github.com/beorn7/perks v1.0.1 // indirect
16
+
github.com/carlmjohnson/versioninfo v0.22.5 // indirect
17
+
github.com/cespare/xxhash/v2 v2.3.0 // indirect
18
+
github.com/dustin/go-humanize v1.0.1 // indirect
19
+
github.com/felixge/httpsnoop v1.0.4 // indirect
20
+
github.com/go-logr/logr v1.4.1 // indirect
21
+
github.com/go-logr/stdr v1.2.2 // indirect
22
+
github.com/goccy/go-json v0.10.2 // indirect
23
+
github.com/gogo/protobuf v1.3.2 // indirect
24
+
github.com/google/uuid v1.6.0 // indirect
25
+
github.com/gorilla/websocket v1.5.1 // indirect
26
+
github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
27
+
github.com/hashicorp/go-retryablehttp v0.7.5 // indirect
28
+
github.com/hashicorp/golang-lru v1.0.2 // indirect
29
+
github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
30
+
github.com/ipfs/bbloom v0.0.4 // indirect
31
+
github.com/ipfs/go-block-format v0.2.0 // indirect
32
+
github.com/ipfs/go-cid v0.4.1 // indirect
33
+
github.com/ipfs/go-datastore v0.6.0 // indirect
34
+
github.com/ipfs/go-ipfs-blockstore v1.3.1 // indirect
35
+
github.com/ipfs/go-ipfs-ds-help v1.1.1 // indirect
36
+
github.com/ipfs/go-ipfs-util v0.0.3 // indirect
37
+
github.com/ipfs/go-ipld-cbor v0.1.0 // indirect
38
+
github.com/ipfs/go-ipld-format v0.6.0 // indirect
39
+
github.com/ipfs/go-log v1.0.5 // indirect
40
+
github.com/ipfs/go-log/v2 v2.5.1 // indirect
41
+
github.com/ipfs/go-metrics-interface v0.0.1 // indirect
42
+
github.com/jbenet/goprocess v0.1.4 // indirect
43
+
github.com/klauspost/compress v1.17.9 // indirect
44
+
github.com/klauspost/cpuid/v2 v2.2.7 // indirect
45
+
github.com/mattn/go-isatty v0.0.20 // indirect
46
+
github.com/minio/sha256-simd v1.0.1 // indirect
47
+
github.com/mr-tron/base58 v1.2.0 // indirect
48
+
github.com/multiformats/go-base32 v0.1.0 // indirect
49
+
github.com/multiformats/go-base36 v0.2.0 // indirect
50
+
github.com/multiformats/go-multibase v0.2.0 // indirect
51
+
github.com/multiformats/go-multihash v0.2.3 // indirect
52
+
github.com/multiformats/go-varint v0.0.7 // indirect
53
+
github.com/ncruces/go-strftime v0.1.9 // indirect
54
+
github.com/opentracing/opentracing-go v1.2.0 // indirect
55
+
github.com/polydawn/refmt v0.89.1-0.20221221234430-40501e09de1f // indirect
56
+
github.com/prometheus/client_golang v1.19.1 // indirect
57
+
github.com/prometheus/client_model v0.6.1 // indirect
58
+
github.com/prometheus/common v0.54.0 // indirect
59
+
github.com/prometheus/procfs v0.15.1 // indirect
60
+
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
61
+
github.com/spaolacci/murmur3 v1.1.0 // indirect
62
+
github.com/whyrusleeping/cbor-gen v0.2.1-0.20241030202151-b7a6831be65e // indirect
63
+
gitlab.com/yawning/secp256k1-voi v0.0.0-20230925100816-f2616030848b // indirect
64
+
gitlab.com/yawning/tuplehash v0.0.0-20230713102510-df83abbf9a02 // indirect
65
+
go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1 // indirect
66
+
go.opentelemetry.io/otel v1.21.0 // indirect
67
+
go.opentelemetry.io/otel/metric v1.21.0 // indirect
68
+
go.opentelemetry.io/otel/trace v1.21.0 // indirect
69
+
go.uber.org/atomic v1.11.0 // indirect
70
+
go.uber.org/multierr v1.11.0 // indirect
71
+
go.uber.org/zap v1.26.0 // indirect
72
+
golang.org/x/crypto v0.41.0 // indirect
73
+
golang.org/x/exp v0.0.0-20250718183923-645b1fa84792 // indirect
74
+
golang.org/x/net v0.43.0 // indirect
75
+
golang.org/x/sys v0.35.0 // indirect
76
+
golang.org/x/time v0.5.0 // indirect
77
+
golang.org/x/tools v0.36.0 // indirect
78
+
golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
79
+
google.golang.org/protobuf v1.34.2 // indirect
80
+
lukechampine.com/blake3 v1.2.1 // indirect
81
+
modernc.org/libc v1.66.3 // indirect
82
+
modernc.org/mathutil v1.7.1 // indirect
83
+
modernc.org/memory v1.11.0 // indirect
84
+
modernc.org/sqlite v1.38.2 // indirect
85
+
)
+299
go.sum
+299
go.sum
···
···
1
+
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
2
+
github.com/avast/retry-go/v4 v4.6.1 h1:VkOLRubHdisGrHnTu89g08aQEWEgRU7LVEop3GbIcMk=
3
+
github.com/avast/retry-go/v4 v4.6.1/go.mod h1:V6oF8njAwxJ5gRo1Q7Cxab24xs5NCWZBeaHHBklR8mA=
4
+
github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
5
+
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
6
+
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
7
+
github.com/bluesky-social/indigo v0.0.0-20250813051257-8be102876fb7 h1:FyoGfQFw/cTkDHdUTIYIHxfyUDgRS12K4o1mYC3ovRs=
8
+
github.com/bluesky-social/indigo v0.0.0-20250813051257-8be102876fb7/go.mod h1:n6QE1NDPFoi7PRbMUZmc2y7FibCqiVU4ePpsvhHUBR8=
9
+
github.com/bluesky-social/jetstream v0.0.0-20250815235753-306e46369336 h1:NM3wfeFUrdjCE/xHLXQorwQvEKlI9uqnWl7L0Y9KA8U=
10
+
github.com/bluesky-social/jetstream v0.0.0-20250815235753-306e46369336/go.mod h1:3ihWQCbXeayg41G8lQ5DfB/3NnEhl0XX24eZ3mLpf7Q=
11
+
github.com/carlmjohnson/versioninfo v0.22.5 h1:O00sjOLUAFxYQjlN/bzYTuZiS0y6fWDQjMRvwtKgwwc=
12
+
github.com/carlmjohnson/versioninfo v0.22.5/go.mod h1:QT9mph3wcVfISUKd0i9sZfVrPviHuSF+cUtLjm2WSf8=
13
+
github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
14
+
github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
15
+
github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
16
+
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
17
+
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
18
+
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
19
+
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github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
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github.com/smartystreets/assertions v1.2.0 h1:42S6lae5dvLc7BrLu/0ugRtcFVjoJNMC/N3yZFZkDFs=
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github.com/smartystreets/assertions v1.2.0/go.mod h1:tcbTF8ujkAEcZ8TElKY+i30BzYlVhC/LOxJk7iOWnoo=
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github.com/smartystreets/goconvey v1.7.2 h1:9RBaZCeXEQ3UselpuwUQHltGVXvdwm6cv1hgR6gDIPg=
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github.com/smartystreets/goconvey v1.7.2/go.mod h1:Vw0tHAZW6lzCRk3xgdin6fKYcG+G3Pg9vgXWeJpQFMM=
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github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
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github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
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github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
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github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
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github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
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github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
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github.com/urfave/cli v1.22.10/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
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github.com/warpfork/go-wish v0.0.0-20220906213052-39a1cc7a02d0 h1:GDDkbFiaK8jsSDJfjId/PEGEShv6ugrt4kYsC5UIDaQ=
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github.com/warpfork/go-wish v0.0.0-20220906213052-39a1cc7a02d0/go.mod h1:x6AKhvSSexNrVSrViXSHUEbICjmGXhtgABaHIySUSGw=
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github.com/whyrusleeping/cbor-gen v0.2.1-0.20241030202151-b7a6831be65e h1:28X54ciEwwUxyHn9yrZfl5ojgF4CBNLWX7LR0rvBkf4=
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github.com/whyrusleeping/cbor-gen v0.2.1-0.20241030202151-b7a6831be65e/go.mod h1:pM99HXyEbSQHcosHc0iW7YFmwnscr+t9Te4ibko05so=
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github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
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github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
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github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
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gitlab.com/yawning/secp256k1-voi v0.0.0-20230925100816-f2616030848b h1:CzigHMRySiX3drau9C6Q5CAbNIApmLdat5jPMqChvDA=
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gitlab.com/yawning/secp256k1-voi v0.0.0-20230925100816-f2616030848b/go.mod h1:/y/V339mxv2sZmYYR64O07VuCpdNZqCTwO8ZcouTMI8=
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gitlab.com/yawning/tuplehash v0.0.0-20230713102510-df83abbf9a02 h1:qwDnMxjkyLmAFgcfgTnfJrmYKWhHnci3GjDqcZp1M3Q=
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gitlab.com/yawning/tuplehash v0.0.0-20230713102510-df83abbf9a02/go.mod h1:JTnUj0mpYiAsuZLmKjTx/ex3AtMowcCgnE7YNyCEP0I=
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go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1 h1:aFJWCqJMNjENlcleuuOkGAPH82y0yULBScfXcIEdS24=
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go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1/go.mod h1:sEGXWArGqc3tVa+ekntsN65DmVbVeW+7lTKTjZF3/Fo=
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go.opentelemetry.io/otel v1.21.0 h1:hzLeKBZEL7Okw2mGzZ0cc4k/A7Fta0uoPgaJCr8fsFc=
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go.opentelemetry.io/otel v1.21.0/go.mod h1:QZzNPQPm1zLX4gZK4cMi+71eaorMSGT3A4znnUvNNEo=
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go.opentelemetry.io/otel/metric v1.21.0 h1:tlYWfeo+Bocx5kLEloTjbcDwBuELRrIFxwdQ36PlJu4=
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go.opentelemetry.io/otel/metric v1.21.0/go.mod h1:o1p3CA8nNHW8j5yuQLdc1eeqEaPfzug24uvsyIEJRWM=
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go.opentelemetry.io/otel/trace v1.21.0 h1:WD9i5gzvoUPuXIXH24ZNBudiarZDKuekPqi/E8fpfLc=
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go.opentelemetry.io/otel/trace v1.21.0/go.mod h1:LGbsEB0f9LGjN+OZaQQ26sohbOmiMR+BaslueVtS/qQ=
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go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
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go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
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go.uber.org/atomic v1.11.0 h1:ZvwS0R+56ePWxUNi+Atn9dWONBPp/AUETXlHW0DxSjE=
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go.uber.org/atomic v1.11.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
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go.uber.org/goleak v1.1.11-0.20210813005559-691160354723/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
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go.uber.org/goleak v1.2.0 h1:xqgm/S+aQvhWFTtR0XK3Jvg7z8kGV8P4X14IzwN3Eqk=
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go.uber.org/goleak v1.2.0/go.mod h1:XJYK+MuIchqpmGmUSAzotztawfKvYLUIgg7guXrwVUo=
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go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
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go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
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go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
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go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
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go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9Ejo0C68/HhF8uaILCdgjnY+goOA=
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go.uber.org/zap v1.16.0/go.mod h1:MA8QOfq0BHJwdXa996Y4dYkAqRKB8/1K1QMMZVaNZjQ=
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go.uber.org/zap v1.19.1/go.mod h1:j3DNczoxDZroyBnOT1L/Q79cfUMGZxlv/9dzN7SM1rI=
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go.uber.org/zap v1.26.0 h1:sI7k6L95XOKS281NhVKOFCUNIvv9e0w4BF8N3u+tCRo=
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go.uber.org/zap v1.26.0/go.mod h1:dtElttAiwGvoJ/vj4IwHBS/gXsEu/pZ50mUIRWuG0so=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.41.0 h1:WKYxWedPGCTVVl5+WHSSrOBT0O8lx32+zxmHxijgXp4=
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golang.org/x/crypto v0.41.0/go.mod h1:pO5AFd7FA68rFak7rOAGVuygIISepHftHnr8dr6+sUc=
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golang.org/x/exp v0.0.0-20250718183923-645b1fa84792 h1:R9PFI6EUdfVKgwKjZef7QIwGcBKu86OEFpJ9nUEP2l4=
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golang.org/x/exp v0.0.0-20250718183923-645b1fa84792/go.mod h1:A+z0yzpGtvnG90cToK5n2tu8UJVP2XUATh+r+sfOOOc=
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golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
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golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
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golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
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golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
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golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
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golang.org/x/mod v0.27.0 h1:kb+q2PyFnEADO2IEF935ehFUXlWiNjJWtRNgBLSfbxQ=
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golang.org/x/mod v0.27.0/go.mod h1:rWI627Fq0DEoudcK+MBkNkCe0EetEaDSwJJkCcjpazc=
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golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
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golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
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golang.org/x/net v0.43.0 h1:lat02VYK2j4aLzMzecihNvTlJNQUq316m2Mr9rnM6YE=
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golang.org/x/net v0.43.0/go.mod h1:vhO1fvI4dGsIjh73sWfUVjj3N7CA9WkKJNQm2svM6Jg=
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golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.16.0 h1:ycBJEhp9p4vXvUZNszeOq0kGTPghopOL8q0fq3vstxw=
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golang.org/x/sync v0.16.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
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golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
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golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
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golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
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golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
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golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
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golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
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golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
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golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
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golang.org/x/tools v0.36.0 h1:kWS0uv/zsvHEle1LbV5LE8QujrxB3wfQyxHfhOk0Qkg=
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golang.org/x/tools v0.36.0/go.mod h1:WBDiHKJK8YgLHlcQPYQzNCkUxUypCaa5ZegCVutKm+s=
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golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 h1:+cNy6SZtPcJQH3LJVLOSmiC7MMxXNOb3PU/VUEz+EhU=
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golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028/go.mod h1:NDW/Ps6MPRej6fsCIbMTohpP40sJ/P/vI1MoTEGwX90=
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google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
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google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
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gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
264
+
gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
265
+
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
266
+
gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
267
+
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
268
+
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
269
+
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
270
+
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
271
+
honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
272
+
lukechampine.com/blake3 v1.2.1 h1:YuqqRuaqsGV71BV/nm9xlI0MKUv4QC54jQnBChWbGnI=
273
+
lukechampine.com/blake3 v1.2.1/go.mod h1:0OFRp7fBtAylGVCO40o87sbupkyIGgbpv1+M1k1LM6k=
274
+
modernc.org/cc/v4 v4.26.2 h1:991HMkLjJzYBIfha6ECZdjrIYz2/1ayr+FL8GN+CNzM=
275
+
modernc.org/cc/v4 v4.26.2/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
276
+
modernc.org/ccgo/v4 v4.28.0 h1:rjznn6WWehKq7dG4JtLRKxb52Ecv8OUGah8+Z/SfpNU=
277
+
modernc.org/ccgo/v4 v4.28.0/go.mod h1:JygV3+9AV6SmPhDasu4JgquwU81XAKLd3OKTUDNOiKE=
278
+
modernc.org/fileutil v1.3.8 h1:qtzNm7ED75pd1C7WgAGcK4edm4fvhtBsEiI/0NQ54YM=
279
+
modernc.org/fileutil v1.3.8/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
280
+
modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
281
+
modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
282
+
modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
283
+
modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
284
+
modernc.org/libc v1.66.3 h1:cfCbjTUcdsKyyZZfEUKfoHcP3S0Wkvz3jgSzByEWVCQ=
285
+
modernc.org/libc v1.66.3/go.mod h1:XD9zO8kt59cANKvHPXpx7yS2ELPheAey0vjIuZOhOU8=
286
+
modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
287
+
modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
288
+
modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
289
+
modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
290
+
modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=
291
+
modernc.org/opt v0.1.4/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns=
292
+
modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w=
293
+
modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE=
294
+
modernc.org/sqlite v1.38.2 h1:Aclu7+tgjgcQVShZqim41Bbw9Cho0y/7WzYptXqkEek=
295
+
modernc.org/sqlite v1.38.2/go.mod h1:cPTJYSlgg3Sfg046yBShXENNtPrWrDX8bsbAQBzgQ5E=
296
+
modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=
297
+
modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A=
298
+
modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=
299
+
modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=
+217
handlers.go
+217
handlers.go
···
···
1
+
package main
2
+
3
+
import (
4
+
"encoding/json"
5
+
"fmt"
6
+
"log/slog"
7
+
"net/http"
8
+
"net/url"
9
+
"strconv"
10
+
"strings"
11
+
12
+
"github.com/bluesky-social/indigo/atproto/identity"
13
+
"github.com/bluesky-social/indigo/atproto/syntax"
14
+
"github.com/golang-jwt/jwt/v5"
15
+
)
16
+
17
+
const (
18
+
defaultLimit = 50
19
+
ES256K = "ES256K"
20
+
ES256 = "ES256"
21
+
)
22
+
23
+
// FeedSkeletonReponse describes a response that will contain a skeleton feed
24
+
type FeedSkeletonReponse struct {
25
+
Cursor string `json:"cursor"`
26
+
Feed []FeedSkeletonPost `json:"feed"`
27
+
}
28
+
29
+
// FeedSkeletonPost describes an individual post which is just the post URI
30
+
type FeedSkeletonPost struct {
31
+
Post string `json:"post"`
32
+
FeedContext string `json:"feedContext"`
33
+
}
34
+
35
+
// HandleGetFeedSkeleton is the handler that will build up and return a feed response
36
+
func (s *Server) HandleGetFeedSkeleton(w http.ResponseWriter, r *http.Request) {
37
+
slog.Debug("got request for feed skeleton", "host", r.RemoteAddr)
38
+
39
+
// if you need to get a feed based on the user making the request you can use this to get the callers DID
40
+
// _, err = getRequestUserDID(r)
41
+
// if err != nil {
42
+
// slog.Error("validate users auth", "error", err)
43
+
// http.Error(w, "validate auth", http.StatusUnauthorized)
44
+
// return
45
+
// }
46
+
47
+
params := r.URL.Query()
48
+
49
+
feed := params.Get("feed")
50
+
if feed == "" {
51
+
slog.Error("missing feed query param", "host", r.RemoteAddr)
52
+
http.Error(w, "missing feed query param", http.StatusBadRequest)
53
+
return
54
+
}
55
+
slog.Debug("request for feed", "feed", feed)
56
+
57
+
limit, err := limitFromParams(params)
58
+
if err != nil {
59
+
slog.Error("get limit from params", "error", err)
60
+
http.Error(w, "invalid limit query param", http.StatusBadRequest)
61
+
return
62
+
}
63
+
if limit < 1 || limit > 100 {
64
+
limit = defaultLimit
65
+
}
66
+
67
+
cursor := params.Get("cursor")
68
+
69
+
resp, err := s.feeder.GetFeed(r.Context(), feed, cursor, limit)
70
+
if err != nil {
71
+
slog.Error("get feed", "error", err, "feed", feed)
72
+
http.Error(w, "error getting feed", http.StatusInternalServerError)
73
+
return
74
+
}
75
+
76
+
b, err := json.Marshal(resp)
77
+
if err != nil {
78
+
slog.Error("marshall error", "error", err, "host", r.RemoteAddr)
79
+
http.Error(w, "failed to encode resp", http.StatusInternalServerError)
80
+
return
81
+
}
82
+
83
+
w.Header().Set("Content-Type", "application/json")
84
+
85
+
_, _ = w.Write(b)
86
+
}
87
+
88
+
// DescribeFeedResponse is what's returned when the 'app.bsky.feed.describeFeedGenerator' endpoint is called
89
+
type DescribeFeedResponse struct {
90
+
DID string `json:"did"`
91
+
Feeds []Feed `json:"feeds"`
92
+
}
93
+
94
+
// Feed describes the feed URI
95
+
type Feed struct {
96
+
URI string `json:"uri"`
97
+
}
98
+
99
+
// HandleDescribeFeedGenerator handles the describe feed generator endpoint
100
+
func (s *Server) HandleDescribeFeedGenerator(w http.ResponseWriter, r *http.Request) {
101
+
slog.Debug("got request for describe feed", "host", r.RemoteAddr)
102
+
resp := DescribeFeedResponse{
103
+
DID: fmt.Sprintf("did:web:%s", s.feedHost),
104
+
Feeds: []Feed{
105
+
{
106
+
URI: fmt.Sprintf("at://%s/app.bsky.feed.generator/%s", s.feedDidBase, s.feedName),
107
+
},
108
+
},
109
+
}
110
+
111
+
b, err := json.Marshal(resp)
112
+
if err != nil {
113
+
http.Error(w, "failed to encode resp", http.StatusInternalServerError)
114
+
return
115
+
}
116
+
117
+
_, _ = w.Write(b)
118
+
}
119
+
120
+
// WellKnownResponse is what's returned on a well-known endpoint
121
+
type WellKnownResponse struct {
122
+
Context []string `json:"@context"`
123
+
Id string `json:"id"`
124
+
Service []WellKnownService `json:"service"`
125
+
}
126
+
127
+
// WellKnownService describes the service returned on a well-known endpoint
128
+
type WellKnownService struct {
129
+
Id string `json:"id"`
130
+
Type string `json:"type"`
131
+
ServiceEndpoint string `json:"serviceEndpoint"`
132
+
}
133
+
134
+
// HandleWellKnown handles returning a well-known endpoint
135
+
func (s *Server) HandleWellKnown(w http.ResponseWriter, r *http.Request) {
136
+
slog.Debug("got request for well known", "host", r.RemoteAddr)
137
+
resp := WellKnownResponse{
138
+
Context: []string{"https://www.w3.org/ns/did/v1"},
139
+
Id: fmt.Sprintf("did:web:%s", s.feedHost),
140
+
Service: []WellKnownService{
141
+
{
142
+
Id: "#bsky_fg",
143
+
Type: "BskyFeedGenerator",
144
+
ServiceEndpoint: fmt.Sprintf("https://%s", s.feedHost),
145
+
},
146
+
},
147
+
}
148
+
149
+
b, err := json.Marshal(resp)
150
+
if err != nil {
151
+
http.Error(w, "failed to encode resp", http.StatusInternalServerError)
152
+
return
153
+
}
154
+
155
+
_, _ = w.Write(b)
156
+
}
157
+
158
+
func limitFromParams(params url.Values) (int, error) {
159
+
limitStr := params.Get("limit")
160
+
if limitStr == "" {
161
+
return 0, nil
162
+
}
163
+
limit, err := strconv.Atoi(limitStr)
164
+
if err != nil {
165
+
return 0, fmt.Errorf("parsing limit param: %w", err)
166
+
}
167
+
return limit, nil
168
+
}
169
+
170
+
func checkUserAuth(r *http.Request) (string, error) {
171
+
usersDID, err := getRequestUserDID(r)
172
+
if err != nil {
173
+
return "", fmt.Errorf("getting users did from request: %w", err)
174
+
}
175
+
return usersDID, nil
176
+
}
177
+
178
+
func getRequestUserDID(r *http.Request) (string, error) {
179
+
headerValues := r.Header["Authorization"]
180
+
181
+
if len(headerValues) != 1 {
182
+
return "", fmt.Errorf("missing authorization header")
183
+
}
184
+
token := strings.TrimSpace(strings.Replace(headerValues[0], "Bearer ", "", 1))
185
+
186
+
keyfunc := func(token *jwt.Token) (any, error) {
187
+
did := syntax.DID(token.Claims.(jwt.MapClaims)["iss"].(string))
188
+
identity, err := identity.DefaultDirectory().LookupDID(r.Context(), did)
189
+
if err != nil {
190
+
return nil, fmt.Errorf("unable to resolve did %s: %s", did, err)
191
+
}
192
+
key, err := identity.PublicKey()
193
+
if err != nil {
194
+
return nil, fmt.Errorf("signing key not found for did %s: %s", did, err)
195
+
}
196
+
return key, nil
197
+
}
198
+
199
+
validMethods := jwt.WithValidMethods([]string{ES256, ES256K})
200
+
201
+
parsedToken, err := jwt.ParseWithClaims(token, jwt.MapClaims{}, keyfunc, validMethods)
202
+
if err != nil {
203
+
return "", fmt.Errorf("invalid token: %s", err)
204
+
}
205
+
206
+
claims, ok := parsedToken.Claims.(jwt.MapClaims)
207
+
if !ok {
208
+
return "", fmt.Errorf("token contained no claims")
209
+
}
210
+
211
+
issVal, ok := claims["iss"].(string)
212
+
if !ok {
213
+
return "", fmt.Errorf("iss claim missing")
214
+
}
215
+
216
+
return string(syntax.DID(issVal)), nil
217
+
}
+128
main.go
+128
main.go
···
···
1
+
package main
2
+
3
+
import (
4
+
"context"
5
+
"errors"
6
+
"fmt"
7
+
"log"
8
+
"log/slog"
9
+
"os"
10
+
"os/signal"
11
+
"path"
12
+
"strconv"
13
+
"syscall"
14
+
15
+
"github.com/avast/retry-go/v4"
16
+
"github.com/joho/godotenv"
17
+
)
18
+
19
+
const (
20
+
defaultJetstreamAddr = "wss://jetstream.atproto.tools/subscribe"
21
+
defaultServerPort = 3000
22
+
)
23
+
24
+
func main() {
25
+
err := run()
26
+
if err != nil {
27
+
log.Fatal(err)
28
+
}
29
+
}
30
+
31
+
func run() error {
32
+
err := godotenv.Load()
33
+
if err != nil && !os.IsNotExist(err) {
34
+
return fmt.Errorf("Error loading .env file")
35
+
}
36
+
37
+
signals := make(chan os.Signal, 1)
38
+
signal.Notify(signals, syscall.SIGTERM, syscall.SIGINT)
39
+
40
+
feedDidBase := os.Getenv("FEED_DID_BASE")
41
+
if feedDidBase == "" {
42
+
return fmt.Errorf("FEED_DID_BASE not set")
43
+
}
44
+
feedHost := os.Getenv("FEED_HOST_NAME")
45
+
if feedHost == "" {
46
+
return fmt.Errorf("FEED_HOST_NAME not set")
47
+
}
48
+
feedName := os.Getenv("FEED_NAME")
49
+
if feedHost == "" {
50
+
return fmt.Errorf("FEED_NAME not set")
51
+
}
52
+
serverPort, err := getServerPort()
53
+
if err != nil {
54
+
return err
55
+
}
56
+
dbPath := os.Getenv("DATABASE_PATH")
57
+
if dbPath == "" {
58
+
dbPath = "./"
59
+
}
60
+
61
+
dbFilename := path.Join(dbPath, "database.db")
62
+
database, err := newDatabase(dbFilename)
63
+
if err != nil {
64
+
return fmt.Errorf("create new store: %w", err)
65
+
}
66
+
defer database.close()
67
+
68
+
feeder := newFeedGenerator(database)
69
+
70
+
ctx, cancel := context.WithCancel(context.Background())
71
+
defer cancel()
72
+
73
+
go consumeLoop(ctx, database)
74
+
75
+
server, err := NewServer(serverPort, feedHost, feedDidBase, feedName, feeder)
76
+
if err != nil {
77
+
return fmt.Errorf("create new server: %w", err)
78
+
}
79
+
go func() {
80
+
<-signals
81
+
cancel()
82
+
_ = server.Stop(context.Background())
83
+
}()
84
+
85
+
server.Run()
86
+
return nil
87
+
}
88
+
89
+
func consumeLoop(ctx context.Context, database *Database) {
90
+
handler := Handler{
91
+
store: database,
92
+
}
93
+
94
+
jsServerAddr := os.Getenv("JS_SERVER_ADDR")
95
+
if jsServerAddr == "" {
96
+
jsServerAddr = defaultJetstreamAddr
97
+
}
98
+
99
+
consumer := newJetstreamConsumer(jsServerAddr, slog.Default(), &handler)
100
+
101
+
_ = retry.Do(func() error {
102
+
err := consumer.Consume(ctx)
103
+
if err != nil {
104
+
// if the context has been cancelled then it's time to exit
105
+
if errors.Is(err, context.Canceled) {
106
+
return nil
107
+
}
108
+
slog.Error("consume loop", "error", err)
109
+
return err
110
+
}
111
+
return nil
112
+
}, retry.Attempts(0)) // retry indefinitly until context canceled
113
+
114
+
slog.Warn("exiting consume loop")
115
+
}
116
+
117
+
func getServerPort() (int, error) {
118
+
portStr := os.Getenv("SERVER_PORT")
119
+
if portStr == "" {
120
+
return defaultServerPort, nil
121
+
}
122
+
123
+
port, err := strconv.Atoi(portStr)
124
+
if err != nil {
125
+
return 0, fmt.Errorf("invalid port specified: %w", err)
126
+
}
127
+
return port, nil
128
+
}
+58
server.go
+58
server.go
···
···
1
+
package main
2
+
3
+
import (
4
+
"context"
5
+
_ "embed"
6
+
"fmt"
7
+
"log/slog"
8
+
"net/http"
9
+
)
10
+
11
+
// Feeder describes building up a feed
12
+
type Feeder interface {
13
+
GetFeed(ctx context.Context, feed, cursor string, limit int) (FeedSkeletonReponse, error)
14
+
}
15
+
16
+
// Server is the feed server that will be called when a user requests to view a feed
17
+
type Server struct {
18
+
httpsrv *http.Server
19
+
feeder Feeder
20
+
feedHost string
21
+
feedDidBase string
22
+
feedName string
23
+
}
24
+
25
+
// NewServer builds a server - call the Run function to start the server
26
+
func NewServer(port int, feedHost, feedDidBase, feedName string, feeder Feeder) (*Server, error) {
27
+
srv := &Server{
28
+
feedHost: feedHost,
29
+
feedDidBase: feedDidBase,
30
+
feedName: feedName,
31
+
feeder: feeder,
32
+
}
33
+
34
+
mux := http.NewServeMux()
35
+
mux.HandleFunc("/xrpc/app.bsky.feed.getFeedSkeleton", srv.HandleGetFeedSkeleton)
36
+
mux.HandleFunc("/xrpc/app.bsky.feed.describeFeedGenerator", srv.HandleDescribeFeedGenerator)
37
+
mux.HandleFunc("/.well-known/did.json", srv.HandleWellKnown)
38
+
addr := fmt.Sprintf("0.0.0.0:%d", port)
39
+
40
+
srv.httpsrv = &http.Server{
41
+
Addr: addr,
42
+
Handler: mux,
43
+
}
44
+
return srv, nil
45
+
}
46
+
47
+
// Run will start the server - it is a blocking function
48
+
func (s *Server) Run() {
49
+
err := s.httpsrv.ListenAndServe()
50
+
if err != nil {
51
+
slog.Error("listen and serve", "error", err)
52
+
}
53
+
}
54
+
55
+
// Stop will shutdown the server
56
+
func (s *Server) Stop(ctx context.Context) error {
57
+
return s.httpsrv.Shutdown(ctx)
58
+
}