fix: nip42 support
This commit is contained in:
parent
42cf28fe1b
commit
751c7e011c
3 changed files with 219 additions and 204 deletions
204
nostr/nostr.go
204
nostr/nostr.go
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@ -1,204 +0,0 @@
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package nostr
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import (
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"context"
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"encoding/json"
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"fmt"
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"net"
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"net/http"
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"strings"
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"git.devvul.com/asara/gologger"
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"git.devvul.com/asara/well-goknown/config"
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"github.com/fiatjaf/eventstore/postgresql"
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"github.com/fiatjaf/khatru"
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"github.com/fiatjaf/khatru/policies"
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"github.com/jmoiron/sqlx"
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"github.com/nbd-wtf/go-nostr"
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)
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var (
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DB *sqlx.DB
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RelayDb postgresql.PostgresBackend
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relay *khatru.Relay
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)
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type nostrUser struct {
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Pubkey string `db:"pubkey"`
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Relays *string `db:"relays,omitempty"`
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}
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type nostrWellKnown struct {
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Names map[string]string `json:"names"`
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Relays map[string][]string `json:"relays,omitempty"`
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NIP46 map[string][]string `json:"nip46,omitempty"`
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}
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func GetNostrAddr(w http.ResponseWriter, r *http.Request) {
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l := gologger.Get(config.GetConfig().LogLevel).With().Str("context", "nostr").Logger()
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// get query string for username
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r.ParseForm()
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name := strings.ToLower(r.FormValue("name"))
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if name == "_" {
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name = ""
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}
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// normalize domain
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domain, _, err := net.SplitHostPort(r.Host)
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if err != nil {
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domain = r.Host
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}
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// get owner id for nip05 request
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var uid int
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err = DB.QueryRow("SELECT owner_id FROM nip05s WHERE name=$1 AND domain=$2", name, domain).Scan(&uid)
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if err != nil {
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l.Error().Msgf("user (%s@%s) doesn't exist: %s", name, domain, err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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// get the pubkey and relays associated with the nip05
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user := nostrUser{}
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err = DB.QueryRow("SELECT pubkey, relays FROM users WHERE id=$1", uid).Scan(&user.Pubkey, &user.Relays)
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if err != nil {
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l.Error().Msgf("unable to get user info for uid %v: %s", uid, err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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// get all names associated with the pubkey
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names := []string{}
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err = DB.Select(&names, "SELECT nip05s.name FROM nip05s JOIN users ON nip05s.owner_id = users.id WHERE nip05s.owner_id = $1", uid)
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if err != nil {
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l.Error().Msgf("unable to get nip05 names for uid %v: %s", uid, err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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// map of names
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n := make(map[string]string)
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for _, name := range names {
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if name == "" {
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n["_"] = user.Pubkey
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} else {
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n[name] = user.Pubkey
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}
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}
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// map of relays
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s := make(map[string][]string)
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if user.Relays != nil {
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if strings.Contains(*user.Relays, ",") {
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s[user.Pubkey] = strings.Split(*user.Relays, ",")
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} else {
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s[user.Pubkey] = []string{*user.Relays}
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}
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}
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// map of nip46
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t := make(map[string][]string)
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t[user.Pubkey] = []string{"wss://relay.devvul.com"}
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ret := nostrWellKnown{
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Names: n,
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Relays: s,
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NIP46: t,
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}
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j, err := json.Marshal(ret)
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if err != nil {
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l.Error().Msg(err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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l.Debug().Msgf("returning nip05 for %s@%s: %s", name, domain, user.Pubkey)
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(j)
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return
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}
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func NewRelay(version string) *khatru.Relay {
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// relay configuration
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relay = khatru.NewRelay()
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relay.Info.Name = config.GetConfig().RelayName
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relay.Info.PubKey = config.GetConfig().RelayPubkey
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relay.Info.Description = config.GetConfig().RelayDescription
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relay.Info.Icon = config.GetConfig().RelayIcon
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relay.Info.Contact = config.GetConfig().RelayContact
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relay.Info.Version = version
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relay.Info.Software = "https://git.devvul.com/asara/well-goknown"
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// contact lists
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relay.Info.SupportedNIPs = append(relay.Info.SupportedNIPs, 2)
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// dms
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relay.Info.SupportedNIPs = append(relay.Info.SupportedNIPs, 4)
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relay.OnConnect = append(relay.OnConnect, func(ctx context.Context) {
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khatru.RequestAuth(ctx)
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})
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// storage
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relay.StoreEvent = append(relay.StoreEvent, RelayDb.SaveEvent)
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relay.QueryEvents = append(relay.QueryEvents, RelayDb.QueryEvents)
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relay.CountEvents = append(relay.CountEvents, RelayDb.CountEvents)
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relay.DeleteEvent = append(relay.DeleteEvent, RelayDb.DeleteEvent)
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// apply policies
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//policies.ApplySaneDefaults(relay)
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relay.RejectEvent = append(
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relay.RejectEvent,
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RejectUnregisteredNpubs,
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policies.RejectEventsWithBase64Media,
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policies.ValidateKind,
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)
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relay.RejectFilter = append(
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relay.RejectFilter,
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policies.RejectKind04Snoopers,
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)
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return relay
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}
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func RejectUnregisteredNpubs(ctx context.Context, event *nostr.Event) (reject bool, msg string) {
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l := gologger.Get(config.GetConfig().LogLevel).With().Str("context", "nostr-reject-unregistered").Logger()
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// always allow auth messages
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if event.Kind == 22242 {
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return false, ""
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}
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// reject nip-04 messages to users who aren't registered
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if event.Kind == 4 {
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receiver := event.Tags.GetFirst([]string{"p"}).Value()
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var rid int
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err := DB.QueryRow("SELECT id FROM users WHERE pubkey=$1", receiver).Scan(&rid)
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if err != nil {
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rid = -1
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}
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var sid int
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err = DB.QueryRow("SELECT id FROM users WHERE pubkey=$1", event.PubKey).Scan(&sid)
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if err != nil {
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sid = -1
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}
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if rid != -1 || sid != -1 {
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l.Debug().Msgf("pubkeys %s or %s not found to be registered", receiver, event.PubKey)
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return true, fmt.Sprintf("nobody in this nip04 message is registered to the relay")
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}
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return false, ""
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}
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// check if user is registered
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var uid int
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err := DB.QueryRow("SELECT id FROM users WHERE pubkey=$1", event.PubKey).Scan(&uid)
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if err != nil {
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l.Debug().Msgf("kind: %v, pubkey: %s, error: %s", event.Kind, event.PubKey, err.Error())
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return true, fmt.Sprintf("restricted: pubkey %s is not registered to any users", event.PubKey)
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}
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return false, ""
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}
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121
nostr/relay.go
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121
nostr/relay.go
Normal file
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@ -0,0 +1,121 @@
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package nostr
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import (
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"context"
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"fmt"
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"git.devvul.com/asara/gologger"
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"git.devvul.com/asara/well-goknown/config"
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"github.com/fiatjaf/eventstore/postgresql"
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"github.com/fiatjaf/khatru"
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"github.com/fiatjaf/khatru/policies"
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"github.com/jmoiron/sqlx"
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"github.com/nbd-wtf/go-nostr"
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)
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var (
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DB *sqlx.DB
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RelayDb postgresql.PostgresBackend
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relay *khatru.Relay
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)
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type nostrUser struct {
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Pubkey string `db:"pubkey"`
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Relays *string `db:"relays,omitempty"`
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}
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type nostrWellKnown struct {
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Names map[string]string `json:"names"`
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Relays map[string][]string `json:"relays,omitempty"`
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NIP46 map[string][]string `json:"nip46,omitempty"`
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}
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func NewRelay(version string) *khatru.Relay {
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// relay configuration
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relay = khatru.NewRelay()
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relay.Info.Name = config.GetConfig().RelayName
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relay.Info.PubKey = config.GetConfig().RelayPubkey
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relay.Info.Description = config.GetConfig().RelayDescription
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relay.Info.Icon = config.GetConfig().RelayIcon
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relay.Info.Contact = config.GetConfig().RelayContact
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relay.Info.Version = version
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relay.Info.Software = "https://git.devvul.com/asara/well-goknown"
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// contact lists
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relay.Info.SupportedNIPs = []int{
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1, // basic protocol
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2, // contact lists
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4, // encrypted DMs
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11, // relay info
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42, // auth
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70, // protected events
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}
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relay.OnConnect = append(relay.OnConnect, func(ctx context.Context) {
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khatru.RequestAuth(ctx)
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})
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// storage
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relay.StoreEvent = append(relay.StoreEvent, RelayDb.SaveEvent)
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relay.QueryEvents = append(relay.QueryEvents, RelayDb.QueryEvents)
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relay.CountEvents = append(relay.CountEvents, RelayDb.CountEvents)
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relay.DeleteEvent = append(relay.DeleteEvent, RelayDb.DeleteEvent)
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// apply policies
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relay.RejectEvent = append(
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relay.RejectEvent,
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RejectUnregisteredNpubs,
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policies.ValidateKind,
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)
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relay.RejectFilter = append(
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relay.RejectFilter,
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policies.RejectKind04Snoopers,
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)
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return relay
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}
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func RejectUnregisteredNpubs(ctx context.Context, event *nostr.Event) (reject bool, msg string) {
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l := gologger.Get(config.GetConfig().LogLevel).With().Str("context", "nostr-reject-unregistered").Logger()
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// always allow auth messages
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if event.Kind == 22242 {
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return false, ""
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}
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authenticatedUser := khatru.GetAuthed(ctx)
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if authenticatedUser == "" {
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l.Debug().Msgf("pubkey not authed: %s", event.PubKey)
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return true, fmt.Sprintf("auth-required: interacting with this relay requires authentication")
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}
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// reject nip-04 messages to users who aren't registered
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if event.Kind == 4 {
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receiver := event.Tags.GetFirst([]string{"p"}).Value()
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var rid int
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err := DB.QueryRow("SELECT id FROM users WHERE pubkey=$1", receiver).Scan(&rid)
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if err != nil {
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rid = -1
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}
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var sid int
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err = DB.QueryRow("SELECT id FROM users WHERE pubkey=$1", authenticatedUser).Scan(&sid)
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if err != nil {
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sid = -1
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}
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if rid != -1 && sid != -1 {
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l.Debug().Msgf("pubkeys %s or %s not found to be registered", receiver, event.PubKey)
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return true, fmt.Sprintf("restricted: nobody in this nip04 message is registered to the relay")
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}
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return false, ""
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}
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// check if user is registered
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var uid int
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err := DB.QueryRow("SELECT id FROM users WHERE pubkey=$1", authenticatedUser).Scan(&uid)
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if err != nil {
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l.Debug().Msgf("kind: %v, pubkey: %s, error: %s", event.Kind, event.PubKey, err.Error())
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return true, fmt.Sprintf("restricted: pubkey %s is not registered to any users", authenticatedUser)
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}
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return false, ""
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}
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98
nostr/well-known.go
Normal file
98
nostr/well-known.go
Normal file
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@ -0,0 +1,98 @@
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package nostr
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import (
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"encoding/json"
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"net"
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"net/http"
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"strings"
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"git.devvul.com/asara/gologger"
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"git.devvul.com/asara/well-goknown/config"
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)
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func GetNostrAddr(w http.ResponseWriter, r *http.Request) {
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l := gologger.Get(config.GetConfig().LogLevel).With().Str("context", "nostr").Logger()
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// get query string for username
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r.ParseForm()
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name := strings.ToLower(r.FormValue("name"))
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if name == "_" {
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name = ""
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}
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// normalize domain
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domain, _, err := net.SplitHostPort(r.Host)
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if err != nil {
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domain = r.Host
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}
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// get owner id for nip05 request
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var uid int
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err = DB.QueryRow("SELECT owner_id FROM nip05s WHERE name=$1 AND domain=$2", name, domain).Scan(&uid)
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if err != nil {
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l.Debug().Msgf("user (%s@%s) doesn't exist: %s", name, domain, err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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// get the pubkey and relays associated with the nip05
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user := nostrUser{}
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err = DB.QueryRow("SELECT pubkey, relays FROM users WHERE id=$1", uid).Scan(&user.Pubkey, &user.Relays)
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if err != nil {
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l.Debug().Msgf("unable to get user info for uid %v: %s", uid, err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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// get all names associated with the pubkey
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names := []string{}
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err = DB.Select(&names, "SELECT nip05s.name FROM nip05s JOIN users ON nip05s.owner_id = users.id WHERE nip05s.owner_id = $1", uid)
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if err != nil {
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l.Debug().Msgf("unable to get nip05 names for uid %v: %s", uid, err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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// map of names
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n := make(map[string]string)
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for _, name := range names {
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if name == "" {
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n["_"] = user.Pubkey
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} else {
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n[name] = user.Pubkey
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}
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}
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// map of relays
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s := make(map[string][]string)
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if user.Relays != nil {
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if strings.Contains(*user.Relays, ",") {
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s[user.Pubkey] = strings.Split(*user.Relays, ",")
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} else {
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s[user.Pubkey] = []string{*user.Relays}
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}
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}
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// map of nip46
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t := make(map[string][]string)
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t[user.Pubkey] = []string{"wss://relay.devvul.com"}
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ret := nostrWellKnown{
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Names: n,
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Relays: s,
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NIP46: t,
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}
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j, err := json.Marshal(ret)
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if err != nil {
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l.Error().Msgf("unable to marshal nip05 response: %s", err.Error())
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http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
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return
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}
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l.Debug().Msgf("returning nip05 for %s@%s: %s", name, domain, user.Pubkey)
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusOK)
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w.Write(j)
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return
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}
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