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/knotserver/notifier"
15 "tangled.sh/tangled.sh/core/log"
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: `
25Environment variables:
26 KNOT_SERVER_SECRET (required)
27 KNOT_SERVER_HOSTNAME (required)
28 KNOT_SERVER_LISTEN_ADDR (default: 0.0.0.0:5555)
29 KNOT_SERVER_INTERNAL_LISTEN_ADDR (default: 127.0.0.1:5444)
30 KNOT_SERVER_DB_PATH (default: knotserver.db)
31 KNOT_SERVER_JETSTREAM_ENDPOINT (default: wss://jetstream1.us-west.bsky.network/subscribe)
32 KNOT_SERVER_DEV (default: false)
33 KNOT_REPO_SCAN_PATH (default: /home/git)
34 KNOT_REPO_README (comma-separated list)
35 KNOT_REPO_MAIN_BRANCH (default: main)
36 APPVIEW_ENDPOINT (default: https://tangled.sh)
37`,
38 }
39}
40
41func Run(ctx context.Context, cmd *cli.Command) error {
42 logger := log.FromContext(ctx)
43 iLogger := log.New("knotserver/internal")
44
45 c, err := config.Load(ctx)
46 if err != nil {
47 return fmt.Errorf("failed to load config: %w", err)
48 }
49
50 err = hook.Setup(
51 hook.WithScanPath(c.Repo.ScanPath),
52 hook.WithInternalApi(c.Server.InternalListenAddr),
53 )
54 if err != nil {
55 return fmt.Errorf("failed to setup hooks: %w", err)
56 }
57 logger.Info("successfully finished setting up hooks")
58
59 if c.Server.Dev {
60 logger.Info("running in dev mode, signature verification is disabled")
61 }
62
63 db, err := db.Setup(c.Server.DBPath)
64 if err != nil {
65 return fmt.Errorf("failed to load db: %w", err)
66 }
67
68 e, err := rbac.NewEnforcer(c.Server.DBPath)
69 if err != nil {
70 return fmt.Errorf("failed to setup rbac enforcer: %w", err)
71 }
72
73 e.E.EnableAutoSave(true)
74
75 jc, err := jetstream.NewJetstreamClient(c.Server.JetstreamEndpoint, "knotserver", []string{
76 tangled.PublicKeyNSID,
77 tangled.KnotMemberNSID,
78 }, nil, logger, db, true)
79 if err != nil {
80 logger.Error("failed to setup jetstream", "error", err)
81 }
82
83 notifier := notifier.New()
84
85 mux, err := Setup(ctx, c, db, e, jc, logger, ¬ifier)
86 if err != nil {
87 return fmt.Errorf("failed to setup server: %w", err)
88 }
89
90 imux := Internal(ctx, c, db, e, iLogger, ¬ifier)
91
92 logger.Info("starting internal server", "address", c.Server.InternalListenAddr)
93 go http.ListenAndServe(c.Server.InternalListenAddr, imux)
94
95 logger.Info("starting main server", "address", c.Server.ListenAddr)
96 logger.Error("server error", "error", http.ListenAndServe(c.Server.ListenAddr, mux))
97
98 return nil
99}