veryroundbird.house
1package knotserver
2
3import (
4 "context"
5 "fmt"
6 "net/http"
7
8 "github.com/urfave/cli/v3"
9 "tangled.sh/tangled.sh/core/api/tangled"
10 "tangled.sh/tangled.sh/core/hook"
11 "tangled.sh/tangled.sh/core/jetstream"
12 "tangled.sh/tangled.sh/core/knotserver/config"
13 "tangled.sh/tangled.sh/core/knotserver/db"
14 "tangled.sh/tangled.sh/core/log"
15 "tangled.sh/tangled.sh/core/notifier"
16 "tangled.sh/tangled.sh/core/rbac"
17)
18
19func Command() *cli.Command {
20 return &cli.Command{
21 Name: "server",
22 Usage: "run a knot server",
23 Action: Run,
24 Description: `
25 Environment variables:
26 KNOT_SERVER_LISTEN_ADDR (default: 0.0.0.0:5555)
27 KNOT_SERVER_INTERNAL_LISTEN_ADDR (default: 127.0.0.1:5444)
28 KNOT_SERVER_DB_PATH (default: knotserver.db)
29 KNOT_SERVER_HOSTNAME (required)
30 KNOT_SERVER_JETSTREAM_ENDPOINT (default: wss://jetstream1.us-west.bsky.network/subscribe)
31 KNOT_SERVER_OWNER (required)
32 KNOT_SERVER_LOG_DIDS (default: true)
33 KNOT_SERVER_DEV (default: false)
34 KNOT_REPO_SCAN_PATH (default: /home/git)
35 KNOT_REPO_README (comma-separated list)
36 KNOT_REPO_MAIN_BRANCH (default: main)
37 KNOT_GIT_USER_NAME (default: Tangled)
38 KNOT_GIT_USER_EMAIL (default: noreply@tangled.sh)
39 APPVIEW_ENDPOINT (default: https://tangled.sh)
40 `,
41 }
42}
43
44func Run(ctx context.Context, cmd *cli.Command) error {
45 logger := log.FromContext(ctx)
46 iLogger := log.New("knotserver/internal")
47
48 c, err := config.Load(ctx)
49 if err != nil {
50 return fmt.Errorf("failed to load config: %w", err)
51 }
52
53 err = hook.Setup(hook.Config(
54 hook.WithScanPath(c.Repo.ScanPath),
55 hook.WithInternalApi(c.Server.InternalListenAddr),
56 ))
57 if err != nil {
58 return fmt.Errorf("failed to setup hooks: %w", err)
59 }
60 logger.Info("successfully finished setting up hooks")
61
62 if c.Server.Dev {
63 logger.Info("running in dev mode, signature verification is disabled")
64 }
65
66 db, err := db.Setup(c.Server.DBPath)
67 if err != nil {
68 return fmt.Errorf("failed to load db: %w", err)
69 }
70
71 e, err := rbac.NewEnforcer(c.Server.DBPath)
72 if err != nil {
73 return fmt.Errorf("failed to setup rbac enforcer: %w", err)
74 }
75
76 e.E.EnableAutoSave(true)
77
78 jc, err := jetstream.NewJetstreamClient(c.Server.JetstreamEndpoint, "knotserver", []string{
79 tangled.PublicKeyNSID,
80 tangled.KnotMemberNSID,
81 tangled.RepoPullNSID,
82 tangled.RepoCollaboratorNSID,
83 }, nil, logger, db, true, c.Server.LogDids)
84 if err != nil {
85 logger.Error("failed to setup jetstream", "error", err)
86 }
87
88 notifier := notifier.New()
89
90 mux, err := Setup(ctx, c, db, e, jc, logger, ¬ifier)
91 if err != nil {
92 return fmt.Errorf("failed to setup server: %w", err)
93 }
94
95 imux := Internal(ctx, c, db, e, iLogger, ¬ifier)
96
97 logger.Info("starting internal server", "address", c.Server.InternalListenAddr)
98 go http.ListenAndServe(c.Server.InternalListenAddr, imux)
99
100 logger.Info("starting main server", "address", c.Server.ListenAddr)
101 logger.Error("server error", "error", http.ListenAndServe(c.Server.ListenAddr, mux))
102
103 return nil
104}