Add nostr nip-05 registration with lnd invoices #1
14 changed files with 1872 additions and 1 deletions
4
.gitignore
vendored
4
.gitignore
vendored
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@ -21,3 +21,7 @@
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# Go workspace file
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# Go workspace file
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go.work
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go.work
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# binary outputs
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well-goknown
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cmd/lnd-verifier/lnd-verifier
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@ -1,3 +1,5 @@
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# well-goknown
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# well-goknown
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Server to manage and dynamically add/remove `.well-known` entries.
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Server to manage and dynamically add/remove `.well-known` entries.
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Requires redis
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95
cmd/lnd-verifier/main.go
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95
cmd/lnd-verifier/main.go
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@ -0,0 +1,95 @@
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package main
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import (
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"context"
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b64 "encoding/base64"
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"encoding/hex"
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"fmt"
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"strings"
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"git.minhas.io/asara/well-goknown/config"
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"git.minhas.io/asara/well-goknown/logger"
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"git.minhas.io/asara/well-goknown/redis"
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"github.com/lightninglabs/lndclient"
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"github.com/lightningnetwork/lnd/lnrpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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func main() {
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var err error
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ctx := context.TODO()
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l := logger.Get()
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redis.NostrRedisConn, err = redis.New("localhost:6379", "", redis.NostrKeyspace)
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if err != nil {
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l.Fatal().Msg("unable to connect to redis")
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}
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redis.LndRedisConn, err = redis.New("localhost:6379", "", redis.LndKeyspace)
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if err != nil {
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l.Fatal().Msg("unable to connect to redis")
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}
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/*
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// Test to add requests directly to nostr keyspace for easy bootstrap/general laziness
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nostrTest := nostr.NostrRequest{
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Name: "asara",
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Key: "npub19hhggqd5zpmmddv9dvu2qq0ne5pn7f884v4dmku3llp4s44xaqzsl0vms7",
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Hostname: "devvul.com",
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}
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nostr.AddNostrAddr(nostrTest)
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*/
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macaroon := config.GetConfig().LndMacaroonHex
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addr := config.GetConfig().LndAddr
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dec, _ := b64.StdEncoding.DecodeString(config.GetConfig().LndCertB64)
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lndCert := string(dec)
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lndCli, err := lndclient.NewBasicClient(addr, "", "", "bitcoind", lndclient.MacaroonData(macaroon), lndclient.TLSData(lndCert))
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if err != nil {
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l.Fatal().Msg("unable to connect to lnd")
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}
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// set up redis connections
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lndRedisCli := redis.LndRedisConn.Client
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nostrRedisCli := redis.NostrRedisConn.Client
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// get requested keys
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requestedKeys := lndRedisCli.Keys(ctx, "requested:*")
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for _, key := range requestedKeys.Val() {
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value, err := lndRedisCli.Get(ctx, key).Result()
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if err != nil {
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l.Error().Msg(fmt.Sprintf("%s: unable to get key", key))
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}
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rHash, err := hex.DecodeString(value)
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if err != nil {
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l.Error().Msg(fmt.Sprintf("%s: unable to decode hash for key", key))
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}
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invoice, err := lndCli.LookupInvoice(ctx, &lnrpc.PaymentHash{
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RHash: rHash,
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})
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if err != nil {
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switch status.Code(err) {
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case codes.NotFound:
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l.Info().Msg(fmt.Sprintf("%s: payment request expired", key))
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lndRedisCli.Del(ctx, "requested:%s", key)
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nostrRedisCli.Del(ctx, "requested:%s", key)
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continue
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default:
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l.Error().Msg(fmt.Sprintf("%s: unknown error during invoice lookup", key))
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continue
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}
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}
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if invoice.Settled {
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// move requested to verified on nostr redis keyspace
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// delete current key
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verified := fmt.Sprintf("verified:%s", strings.Split(key, ":")[1])
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nostrRedisCli.Rename(ctx, key, verified)
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lndRedisCli.Del(ctx, "requested:%s", key)
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l.Info().Msg(fmt.Sprintf("%s: invoice paid, nip-05 verified", key))
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continue
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}
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l.Info().Msg(fmt.Sprintf("%s: invoice still unpaid", key))
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continue
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}
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}
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38
config/config.go
Normal file
38
config/config.go
Normal file
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@ -0,0 +1,38 @@
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package config
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import (
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"os"
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)
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type (
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Config struct {
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ListenAddr string
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LndCertB64 string
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LndAddr string
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LndMacaroonHex string
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LogLevel string
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MatrixIdentityServer string
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MatrixWellKnownAddress string
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NostrAddrFee string
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}
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)
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func GetConfig() Config {
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return Config{
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ListenAddr: getEnv("LISTEN_ADDR", ":8090"),
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LndCertB64: getEnv("LND_CERT_B64", ""),
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LndAddr: getEnv("LND_ADDR", ""),
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LndMacaroonHex: getEnv("LND_MACAROON_HEX", ""),
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LogLevel: getEnv("LOG_LEVEL", "INFO"),
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MatrixIdentityServer: getEnv("MATRIX_IDENTITY_SERVER", ""),
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MatrixWellKnownAddress: getEnv("MATRIX_WELL_KNOWN_ADDRESS", ""),
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NostrAddrFee: getEnv("NOSTR_ADDR_FEE", "0"),
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}
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}
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func getEnv(key, fallback string) string {
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if value, ok := os.LookupEnv(key); ok {
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return value
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}
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return fallback
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}
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171
go.mod
Normal file
171
go.mod
Normal file
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@ -0,0 +1,171 @@
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module git.minhas.io/asara/well-goknown
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go 1.19
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require (
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github.com/lightninglabs/lndclient v0.16.0-10
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github.com/lightningnetwork/lnd v0.16.0-beta
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github.com/nbd-wtf/go-nostr v0.18.3
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github.com/redis/go-redis/v9 v9.0.4
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github.com/rs/zerolog v1.15.0
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github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
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google.golang.org/grpc v1.41.0
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)
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require (
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github.com/SaveTheRbtz/generic-sync-map-go v0.0.0-20220414055132-a37292614db8 // indirect
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github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da // indirect
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github.com/aead/siphash v1.0.1 // indirect
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github.com/andybalholm/brotli v1.0.3 // indirect
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github.com/beorn7/perks v1.0.1 // indirect
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github.com/btcsuite/btcd v0.23.5-0.20230125025938-be056b0a0b2f // indirect
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github.com/btcsuite/btcd/btcec/v2 v2.3.2 // indirect
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github.com/btcsuite/btcd/btcutil v1.1.3 // indirect
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github.com/btcsuite/btcd/btcutil/psbt v1.1.5 // indirect
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2 // indirect
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f // indirect
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github.com/btcsuite/btcwallet v0.16.7 // indirect
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github.com/btcsuite/btcwallet/wallet/txauthor v1.3.2 // indirect
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github.com/btcsuite/btcwallet/wallet/txrules v1.2.0 // indirect
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github.com/btcsuite/btcwallet/wallet/txsizes v1.2.3 // indirect
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github.com/btcsuite/btcwallet/walletdb v1.4.0 // indirect
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github.com/btcsuite/btcwallet/wtxmgr v1.5.0 // indirect
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github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd // indirect
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github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792 // indirect
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github.com/btcsuite/winsvc v1.0.0 // indirect
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github.com/cenkalti/backoff/v4 v4.1.1 // indirect
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github.com/cespare/xxhash/v2 v2.2.0 // indirect
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github.com/coreos/go-semver v0.3.0 // indirect
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github.com/coreos/go-systemd/v22 v22.3.2 // indirect
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github.com/davecgh/go-spew v1.1.1 // indirect
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github.com/decred/dcrd/crypto/blake256 v1.0.0 // indirect
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github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 // indirect
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github.com/decred/dcrd/lru v1.0.0 // indirect
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github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
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|
github.com/dsnet/compress v0.0.1 // indirect
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|
github.com/dustin/go-humanize v1.0.0 // indirect
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|
github.com/fergusstrange/embedded-postgres v1.10.0 // indirect
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|
github.com/go-errors/errors v1.0.1 // indirect
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|
github.com/gobwas/httphead v0.1.0 // indirect
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|
github.com/gobwas/pool v0.2.1 // indirect
|
||||||
|
github.com/gobwas/ws v1.2.0 // indirect
|
||||||
|
github.com/gogo/protobuf v1.3.2 // indirect
|
||||||
|
github.com/golang-jwt/jwt/v4 v4.4.2 // indirect
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|
github.com/golang/protobuf v1.5.2 // indirect
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|
github.com/golang/snappy v0.0.4 // indirect
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|
github.com/google/btree v1.0.1 // indirect
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|
github.com/google/uuid v1.3.0 // indirect
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|
github.com/gorilla/websocket v1.4.2 // indirect
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|
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
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|
github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
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|
github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
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|
github.com/grpc-ecosystem/grpc-gateway/v2 v2.5.0 // indirect
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|
github.com/jackc/chunkreader/v2 v2.0.1 // indirect
|
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|
github.com/jackc/pgconn v1.10.0 // indirect
|
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|
github.com/jackc/pgio v1.0.0 // indirect
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|
github.com/jackc/pgpassfile v1.0.0 // indirect
|
||||||
|
github.com/jackc/pgproto3/v2 v2.1.1 // indirect
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|
github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
|
||||||
|
github.com/jackc/pgtype v1.8.1 // indirect
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|
github.com/jackc/pgx/v4 v4.13.0 // indirect
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||||||
|
github.com/jessevdk/go-flags v1.4.0 // indirect
|
||||||
|
github.com/jonboulle/clockwork v0.2.2 // indirect
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|
github.com/josharian/intern v1.0.0 // indirect
|
||||||
|
github.com/jrick/logrotate v1.0.0 // indirect
|
||||||
|
github.com/json-iterator/go v1.1.11 // indirect
|
||||||
|
github.com/juju/loggo v0.0.0-20210728185423-eebad3a902c4 // indirect
|
||||||
|
github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
|
||||||
|
github.com/kkdai/bstream v1.0.0 // indirect
|
||||||
|
github.com/klauspost/compress v1.13.6 // indirect
|
||||||
|
github.com/klauspost/pgzip v1.2.5 // indirect
|
||||||
|
github.com/lib/pq v1.10.3 // indirect
|
||||||
|
github.com/lightninglabs/gozmq v0.0.0-20191113021534-d20a764486bf // indirect
|
||||||
|
github.com/lightninglabs/neutrino v0.15.0 // indirect
|
||||||
|
github.com/lightninglabs/neutrino/cache v1.1.1 // indirect
|
||||||
|
github.com/lightningnetwork/lightning-onion v1.2.1-0.20221202012345-ca23184850a1 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/clock v1.1.0 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/healthcheck v1.2.2 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/kvdb v1.4.1 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/queue v1.1.0 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/ticker v1.1.0 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/tlv v1.1.0 // indirect
|
||||||
|
github.com/lightningnetwork/lnd/tor v1.1.0 // indirect
|
||||||
|
github.com/ltcsuite/ltcd v0.0.0-20190101042124-f37f8bf35796 // indirect
|
||||||
|
github.com/mailru/easyjson v0.7.7 // indirect
|
||||||
|
github.com/mattn/go-isatty v0.0.16 // indirect
|
||||||
|
github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
|
||||||
|
github.com/mholt/archiver/v3 v3.5.0 // indirect
|
||||||
|
github.com/miekg/dns v1.1.43 // indirect
|
||||||
|
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
|
||||||
|
github.com/modern-go/reflect2 v1.0.1 // indirect
|
||||||
|
github.com/nwaples/rardecode v1.1.2 // indirect
|
||||||
|
github.com/pierrec/lz4/v4 v4.1.8 // indirect
|
||||||
|
github.com/pmezard/go-difflib v1.0.0 // indirect
|
||||||
|
github.com/prometheus/client_golang v1.11.1 // indirect
|
||||||
|
github.com/prometheus/client_model v0.2.0 // indirect
|
||||||
|
github.com/prometheus/common v0.26.0 // indirect
|
||||||
|
github.com/prometheus/procfs v0.6.0 // indirect
|
||||||
|
github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 // indirect
|
||||||
|
github.com/rogpeppe/fastuuid v1.2.0 // indirect
|
||||||
|
github.com/sirupsen/logrus v1.7.0 // indirect
|
||||||
|
github.com/soheilhy/cmux v0.1.5 // indirect
|
||||||
|
github.com/spf13/pflag v1.0.5 // indirect
|
||||||
|
github.com/stretchr/objx v0.5.0 // indirect
|
||||||
|
github.com/stretchr/testify v1.8.1 // indirect
|
||||||
|
github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
|
||||||
|
github.com/tidwall/gjson v1.14.4 // indirect
|
||||||
|
github.com/tidwall/match v1.1.1 // indirect
|
||||||
|
github.com/tidwall/pretty v1.2.0 // indirect
|
||||||
|
github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802 // indirect
|
||||||
|
github.com/ulikunitz/xz v0.5.10 // indirect
|
||||||
|
github.com/xdg-go/stringprep v1.0.4 // indirect
|
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|
github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 // indirect
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|
github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
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|
go.etcd.io/bbolt v1.3.6 // indirect
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|
go.etcd.io/etcd/api/v3 v3.5.7 // indirect
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|
go.etcd.io/etcd/client/pkg/v3 v3.5.7 // indirect
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|
go.etcd.io/etcd/client/v2 v2.305.7 // indirect
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|
go.etcd.io/etcd/client/v3 v3.5.7 // indirect
|
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|
go.etcd.io/etcd/pkg/v3 v3.5.7 // indirect
|
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|
go.etcd.io/etcd/raft/v3 v3.5.7 // indirect
|
||||||
|
go.etcd.io/etcd/server/v3 v3.5.7 // indirect
|
||||||
|
go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.25.0 // indirect
|
||||||
|
go.opentelemetry.io/otel v1.0.1 // indirect
|
||||||
|
go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.0.1 // indirect
|
||||||
|
go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.0.1 // indirect
|
||||||
|
go.opentelemetry.io/otel/sdk v1.0.1 // indirect
|
||||||
|
go.opentelemetry.io/otel/trace v1.0.1 // indirect
|
||||||
|
go.opentelemetry.io/proto/otlp v0.9.0 // indirect
|
||||||
|
go.uber.org/atomic v1.7.0 // indirect
|
||||||
|
go.uber.org/multierr v1.6.0 // indirect
|
||||||
|
go.uber.org/zap v1.17.0 // indirect
|
||||||
|
golang.org/x/crypto v0.1.0 // indirect
|
||||||
|
golang.org/x/exp v0.0.0-20221111094246-ab4555d3164f // indirect
|
||||||
|
golang.org/x/mod v0.6.0 // indirect
|
||||||
|
golang.org/x/net v0.4.0 // indirect
|
||||||
|
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4 // indirect
|
||||||
|
golang.org/x/sys v0.6.0 // indirect
|
||||||
|
golang.org/x/term v0.3.0 // indirect
|
||||||
|
golang.org/x/text v0.5.0 // indirect
|
||||||
|
golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba // indirect
|
||||||
|
golang.org/x/tools v0.2.0 // indirect
|
||||||
|
google.golang.org/genproto v0.0.0-20210617175327-b9e0b3197ced // indirect
|
||||||
|
google.golang.org/protobuf v1.27.1 // indirect
|
||||||
|
gopkg.in/errgo.v1 v1.0.1 // indirect
|
||||||
|
gopkg.in/macaroon-bakery.v2 v2.0.1 // indirect
|
||||||
|
gopkg.in/macaroon.v2 v2.1.0 // indirect
|
||||||
|
gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
|
||||||
|
gopkg.in/yaml.v2 v2.4.0 // indirect
|
||||||
|
gopkg.in/yaml.v3 v3.0.1 // indirect
|
||||||
|
lukechampine.com/uint128 v1.2.0 // indirect
|
||||||
|
modernc.org/cc/v3 v3.40.0 // indirect
|
||||||
|
modernc.org/ccgo/v3 v3.16.13 // indirect
|
||||||
|
modernc.org/libc v1.22.2 // indirect
|
||||||
|
modernc.org/mathutil v1.5.0 // indirect
|
||||||
|
modernc.org/memory v1.4.0 // indirect
|
||||||
|
modernc.org/opt v0.1.3 // indirect
|
||||||
|
modernc.org/sqlite v1.20.3 // indirect
|
||||||
|
modernc.org/strutil v1.1.3 // indirect
|
||||||
|
modernc.org/token v1.0.1 // indirect
|
||||||
|
sigs.k8s.io/yaml v1.2.0 // indirect
|
||||||
|
)
|
||||||
19
html/nostr_form.html
Normal file
19
html/nostr_form.html
Normal file
|
|
@ -0,0 +1,19 @@
|
||||||
|
<!DOCTYPE html>
|
||||||
|
<html>
|
||||||
|
<head>
|
||||||
|
<meta charset="UTF-8" />
|
||||||
|
</head>
|
||||||
|
<body>
|
||||||
|
<div>
|
||||||
|
<form method="POST" action="/request/nostr">
|
||||||
|
<label>Username</label><br>
|
||||||
|
<input name="Name" type="text" value="" /><br>
|
||||||
|
<label>Key in npub format</label><br>
|
||||||
|
<input name="Key" type="text" value="" /><br>
|
||||||
|
<label>Relays as comma seperated list (optional)</label><br>
|
||||||
|
<input name="Relays" type="text" value="" /><br>
|
||||||
|
<input type="submit" value="submit" />
|
||||||
|
</form>
|
||||||
|
</div>
|
||||||
|
</body>
|
||||||
|
</html>
|
||||||
12
html/nostr_qr_response.html
Normal file
12
html/nostr_qr_response.html
Normal file
|
|
@ -0,0 +1,12 @@
|
||||||
|
<!DOCTYPE html>
|
||||||
|
<html>
|
||||||
|
<head>
|
||||||
|
<meta charset="UTF-8" />
|
||||||
|
</head>
|
||||||
|
<body>
|
||||||
|
<div>
|
||||||
|
<p>Nostr NIP-05 {{ .RequestKey }}</p><br>
|
||||||
|
<img src="data:image/png;base64,{{.QRCode}}"/><br>
|
||||||
|
</div>
|
||||||
|
</body>
|
||||||
|
</html>
|
||||||
65
lnd/lnd.go
Normal file
65
lnd/lnd.go
Normal file
|
|
@ -0,0 +1,65 @@
|
||||||
|
package lnd
|
||||||
|
|
||||||
|
import (
|
||||||
|
"context"
|
||||||
|
b64 "encoding/base64"
|
||||||
|
"encoding/hex"
|
||||||
|
"errors"
|
||||||
|
"fmt"
|
||||||
|
"strconv"
|
||||||
|
|
||||||
|
"git.minhas.io/asara/well-goknown/config"
|
||||||
|
"git.minhas.io/asara/well-goknown/logger"
|
||||||
|
"git.minhas.io/asara/well-goknown/redis"
|
||||||
|
"github.com/lightninglabs/lndclient"
|
||||||
|
"github.com/lightningnetwork/lnd/lnrpc"
|
||||||
|
)
|
||||||
|
|
||||||
|
func Request(rKey string) (string, error) {
|
||||||
|
l := logger.Get()
|
||||||
|
ctx := context.TODO()
|
||||||
|
// connect to lnd
|
||||||
|
// TODO: move to its own function and don't connect on every request
|
||||||
|
macaroon := config.GetConfig().LndMacaroonHex
|
||||||
|
addr := config.GetConfig().LndAddr
|
||||||
|
dec, _ := b64.StdEncoding.DecodeString(config.GetConfig().LndCertB64)
|
||||||
|
lndCert := string(dec)
|
||||||
|
lndCli, err := lndclient.NewBasicClient(addr, "", "", "bitcoind", lndclient.MacaroonData(macaroon), lndclient.TLSData(lndCert))
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to connect to lnd")
|
||||||
|
return "", errors.New("internal server error, please try again later")
|
||||||
|
}
|
||||||
|
|
||||||
|
// add invoice
|
||||||
|
addrFee, err := strconv.ParseInt(config.GetConfig().NostrAddrFee, 10, 64)
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("nostr address fee not set properlly")
|
||||||
|
return "", errors.New("internal server error, please try again later")
|
||||||
|
}
|
||||||
|
|
||||||
|
expiryInMin := int64(5)
|
||||||
|
invoice, err := lndCli.AddInvoice(ctx, &lnrpc.Invoice{
|
||||||
|
Memo: fmt.Sprintf("nostr addr %s", rKey),
|
||||||
|
Expiry: expiryInMin * 60,
|
||||||
|
Value: addrFee,
|
||||||
|
})
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to create lnd invoice")
|
||||||
|
return "", errors.New("internal server error, please try again later")
|
||||||
|
}
|
||||||
|
|
||||||
|
// add a minute to the expiry time to ensure entries aren't removed from redis before they are expired
|
||||||
|
|
||||||
|
paymentReq := invoice.PaymentRequest
|
||||||
|
rHash := hex.EncodeToString(invoice.RHash)
|
||||||
|
|
||||||
|
// write lnd request to redis
|
||||||
|
redisCli := redis.LndRedisConn.Client
|
||||||
|
err = redisCli.Set(ctx, rKey, rHash, 0).Err()
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to connect to redis when writing lnd request")
|
||||||
|
return "", errors.New("unable to make the request, please try again")
|
||||||
|
}
|
||||||
|
|
||||||
|
return paymentReq, nil
|
||||||
|
}
|
||||||
40
logger/logger.go
Normal file
40
logger/logger.go
Normal file
|
|
@ -0,0 +1,40 @@
|
||||||
|
package logger
|
||||||
|
|
||||||
|
import (
|
||||||
|
"io"
|
||||||
|
"os"
|
||||||
|
"strconv"
|
||||||
|
"sync"
|
||||||
|
"time"
|
||||||
|
|
||||||
|
"git.minhas.io/asara/well-goknown/config"
|
||||||
|
"github.com/rs/zerolog"
|
||||||
|
)
|
||||||
|
|
||||||
|
var once sync.Once
|
||||||
|
|
||||||
|
var log zerolog.Logger
|
||||||
|
|
||||||
|
func Get() zerolog.Logger {
|
||||||
|
once.Do(func() {
|
||||||
|
zerolog.TimeFieldFormat = time.RFC3339Nano
|
||||||
|
|
||||||
|
logLevel, err := strconv.Atoi(config.GetConfig().LogLevel)
|
||||||
|
if err != nil {
|
||||||
|
logLevel = int(zerolog.InfoLevel) // default to INFO
|
||||||
|
}
|
||||||
|
|
||||||
|
var output io.Writer = zerolog.ConsoleWriter{
|
||||||
|
Out: os.Stdout,
|
||||||
|
TimeFormat: time.RFC3339,
|
||||||
|
}
|
||||||
|
|
||||||
|
log = zerolog.New(output).
|
||||||
|
Level(zerolog.Level(logLevel)).
|
||||||
|
With().
|
||||||
|
Timestamp().
|
||||||
|
Logger()
|
||||||
|
})
|
||||||
|
|
||||||
|
return log
|
||||||
|
}
|
||||||
42
main.go
Normal file
42
main.go
Normal file
|
|
@ -0,0 +1,42 @@
|
||||||
|
package main
|
||||||
|
|
||||||
|
import (
|
||||||
|
"net/http"
|
||||||
|
|
||||||
|
"git.minhas.io/asara/well-goknown/config"
|
||||||
|
"git.minhas.io/asara/well-goknown/logger"
|
||||||
|
"git.minhas.io/asara/well-goknown/matrix"
|
||||||
|
"git.minhas.io/asara/well-goknown/nostr"
|
||||||
|
"git.minhas.io/asara/well-goknown/redis"
|
||||||
|
)
|
||||||
|
|
||||||
|
func main() {
|
||||||
|
var err error
|
||||||
|
l := logger.Get()
|
||||||
|
// connect to redis
|
||||||
|
redis.NostrRedisConn, err = redis.New("localhost:6379", "", redis.NostrKeyspace)
|
||||||
|
if err != nil {
|
||||||
|
l.Fatal().Msg("unable to connect to redis")
|
||||||
|
}
|
||||||
|
redis.LndRedisConn, err = redis.New("localhost:6379", "", redis.LndKeyspace)
|
||||||
|
if err != nil {
|
||||||
|
l.Fatal().Msg("unable to connect to redis")
|
||||||
|
}
|
||||||
|
|
||||||
|
// matrix endpoints
|
||||||
|
l.Debug().Msg("enabling matrix server endpoint")
|
||||||
|
http.HandleFunc("/.well-known/matrix/server", matrix.MatrixServer)
|
||||||
|
l.Debug().Msg("enabling matrix client endpoint")
|
||||||
|
http.HandleFunc("/.well-known/matrix/client", matrix.MatrixClient)
|
||||||
|
|
||||||
|
// nostr endpoints
|
||||||
|
l.Debug().Msg("enabling nostr user endpoint")
|
||||||
|
http.HandleFunc("/.well-known/nostr.json", nostr.GetNostrAddr)
|
||||||
|
l.Debug().Msg("enabling nostr request endpoint")
|
||||||
|
http.HandleFunc("/request/nostr", nostr.RequestNostrAddr)
|
||||||
|
|
||||||
|
// start server
|
||||||
|
port := config.GetConfig().ListenAddr
|
||||||
|
l.Info().Msgf("starting server on %s", port)
|
||||||
|
http.ListenAndServe(port, nil)
|
||||||
|
}
|
||||||
81
matrix/matrix.go
Normal file
81
matrix/matrix.go
Normal file
|
|
@ -0,0 +1,81 @@
|
||||||
|
package matrix
|
||||||
|
|
||||||
|
import (
|
||||||
|
"encoding/json"
|
||||||
|
"fmt"
|
||||||
|
"net/http"
|
||||||
|
|
||||||
|
"git.minhas.io/asara/well-goknown/config"
|
||||||
|
"git.minhas.io/asara/well-goknown/logger"
|
||||||
|
)
|
||||||
|
|
||||||
|
type matrixServerWellKnown struct {
|
||||||
|
WellKnownAddress string `json:"m.server"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type matrixBaseUrl struct {
|
||||||
|
BaseUrl string `json:"base_url"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type matrixIdentityServer struct {
|
||||||
|
BaseUrl string `json:"base_url,omitempty"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type matrixClientWellKnown struct {
|
||||||
|
HomeServer *matrixBaseUrl `json:"m.homeserver"`
|
||||||
|
IdentityServer *matrixIdentityServer `json:"m.identity_server,omitempty"`
|
||||||
|
}
|
||||||
|
|
||||||
|
func MatrixServer(w http.ResponseWriter, req *http.Request) {
|
||||||
|
l := logger.Get()
|
||||||
|
// uses an environment variable for now
|
||||||
|
wellKnownAddr := config.GetConfig().MatrixWellKnownAddress
|
||||||
|
if wellKnownAddr == "" {
|
||||||
|
w.WriteHeader(http.StatusNotFound)
|
||||||
|
l.Debug().Str("path", "matrix/server").Msg("matrix well known address unset")
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
w.Header().Set("Content-Type", "application/json")
|
||||||
|
w.WriteHeader(http.StatusOK)
|
||||||
|
wellKnown := &matrixServerWellKnown{
|
||||||
|
WellKnownAddress: wellKnownAddr,
|
||||||
|
}
|
||||||
|
json.NewEncoder(w).Encode(wellKnown)
|
||||||
|
}
|
||||||
|
|
||||||
|
func MatrixClient(w http.ResponseWriter, req *http.Request) {
|
||||||
|
l := logger.Get()
|
||||||
|
// uses an environment variable for now
|
||||||
|
wellKnownAddr := config.GetConfig().MatrixWellKnownAddress
|
||||||
|
if wellKnownAddr == "" {
|
||||||
|
w.WriteHeader(http.StatusNotFound)
|
||||||
|
l.Debug().Str("path", "matrix/client").Msg("matrix well known address unset")
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
identityServer := config.GetConfig().MatrixIdentityServer
|
||||||
|
if identityServer == "" {
|
||||||
|
w.Header().Set("Content-Type", "application/json")
|
||||||
|
w.WriteHeader(http.StatusOK)
|
||||||
|
baseUrl := &matrixClientWellKnown{
|
||||||
|
HomeServer: &matrixBaseUrl{
|
||||||
|
BaseUrl: fmt.Sprintf("https://%s", wellKnownAddr),
|
||||||
|
},
|
||||||
|
}
|
||||||
|
json.NewEncoder(w).Encode(baseUrl)
|
||||||
|
} else {
|
||||||
|
identityServer = fmt.Sprintf("https://%s", identityServer)
|
||||||
|
w.Header().Set("Content-Type", "application/json")
|
||||||
|
w.WriteHeader(http.StatusOK)
|
||||||
|
baseUrl := &matrixClientWellKnown{
|
||||||
|
HomeServer: &matrixBaseUrl{
|
||||||
|
BaseUrl: fmt.Sprintf("https://%s", wellKnownAddr),
|
||||||
|
},
|
||||||
|
IdentityServer: &matrixIdentityServer{
|
||||||
|
BaseUrl: identityServer,
|
||||||
|
},
|
||||||
|
}
|
||||||
|
json.NewEncoder(w).Encode(baseUrl)
|
||||||
|
}
|
||||||
|
}
|
||||||
237
nostr/nostr.go
Normal file
237
nostr/nostr.go
Normal file
|
|
@ -0,0 +1,237 @@
|
||||||
|
package nostr
|
||||||
|
|
||||||
|
import (
|
||||||
|
"context"
|
||||||
|
b64 "encoding/base64"
|
||||||
|
"encoding/json"
|
||||||
|
"errors"
|
||||||
|
"fmt"
|
||||||
|
"html/template"
|
||||||
|
"net/http"
|
||||||
|
"strings"
|
||||||
|
|
||||||
|
"git.minhas.io/asara/well-goknown/lnd"
|
||||||
|
"git.minhas.io/asara/well-goknown/logger"
|
||||||
|
"git.minhas.io/asara/well-goknown/redis"
|
||||||
|
"github.com/nbd-wtf/go-nostr/nip19"
|
||||||
|
"github.com/skip2/go-qrcode"
|
||||||
|
)
|
||||||
|
|
||||||
|
type nostrWellKnown struct {
|
||||||
|
Names map[string]string `json:"names"`
|
||||||
|
Relays map[string][]string `json:"relays,omitempty"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type jsonErrorMessage struct {
|
||||||
|
Error string `json:"error"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type NostrRequest struct {
|
||||||
|
Name string `json:"name"`
|
||||||
|
Key string `json:"key"`
|
||||||
|
Hostname string
|
||||||
|
Relays []string `json:"relays,omitempty"`
|
||||||
|
}
|
||||||
|
|
||||||
|
type NostrResponse struct {
|
||||||
|
RequestKey string `json:"request_key"`
|
||||||
|
QRCode string `json:"QRCode"`
|
||||||
|
}
|
||||||
|
|
||||||
|
func RequestNostrAddr(w http.ResponseWriter, r *http.Request) {
|
||||||
|
ctx := context.TODO()
|
||||||
|
l := logger.Get()
|
||||||
|
switch r.Method {
|
||||||
|
case "GET":
|
||||||
|
http.ServeFile(w, r, "html/nostr_form.html")
|
||||||
|
case "POST":
|
||||||
|
r.ParseForm()
|
||||||
|
redisCli := redis.NostrRedisConn.Client
|
||||||
|
// check if the user already exists
|
||||||
|
rKey := getRkey("verified", r.FormValue("Name"), getHostname(r.Host))
|
||||||
|
exists := redisCli.Exists(ctx, rKey)
|
||||||
|
if exists.Val() == 1 {
|
||||||
|
w.WriteHeader(http.StatusConflict)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "username already registered",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
rKey = getRkey("requested", r.FormValue("Name"), getHostname(r.Host))
|
||||||
|
exists = redisCli.Exists(ctx, rKey)
|
||||||
|
if exists.Val() == 1 {
|
||||||
|
w.WriteHeader(http.StatusConflict)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "username already requested, try again in a few minutes",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
// get the hexkey
|
||||||
|
hexKey, err := convertNpubToHex(r.FormValue("Key"))
|
||||||
|
if err != nil {
|
||||||
|
w.WriteHeader(http.StatusBadRequest)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: err.Error(),
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
// create the struct
|
||||||
|
relays := make(map[string][]string)
|
||||||
|
names := map[string]string{r.FormValue("Name"): hexKey}
|
||||||
|
user := nostrWellKnown{}
|
||||||
|
if r.FormValue("Relays") != "" {
|
||||||
|
relays = map[string][]string{
|
||||||
|
hexKey: strings.Split(r.FormValue("Relays"), ","),
|
||||||
|
}
|
||||||
|
user = nostrWellKnown{Names: names, Relays: relays}
|
||||||
|
} else {
|
||||||
|
user = nostrWellKnown{Names: names}
|
||||||
|
}
|
||||||
|
jsonUser, _ := json.Marshal(user)
|
||||||
|
enc := b64.StdEncoding.EncodeToString([]byte(jsonUser))
|
||||||
|
|
||||||
|
// generate the payment request
|
||||||
|
paymentReq, err := lnd.Request(rKey)
|
||||||
|
if err != nil {
|
||||||
|
w.WriteHeader(http.StatusServiceUnavailable)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "service unavailable",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
// generate qr png
|
||||||
|
png, err := qrcode.Encode(paymentReq, qrcode.Medium, 256)
|
||||||
|
pngB64 := b64.StdEncoding.EncodeToString(png)
|
||||||
|
|
||||||
|
// write request to redis
|
||||||
|
err = redisCli.Set(ctx, rKey, enc, 0).Err()
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to connect to redis")
|
||||||
|
w.WriteHeader(http.StatusServiceUnavailable)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "service unavailable",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
// return qr code
|
||||||
|
response := NostrResponse{
|
||||||
|
RequestKey: rKey,
|
||||||
|
QRCode: pngB64,
|
||||||
|
}
|
||||||
|
|
||||||
|
tmplt, err := template.ParseFiles("html/nostr_qr_response.html")
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to parse qr response template")
|
||||||
|
w.WriteHeader(http.StatusServiceUnavailable)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "service unavailable",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
err = tmplt.Execute(w, response)
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to connect to render template")
|
||||||
|
w.WriteHeader(http.StatusServiceUnavailable)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "service unavailable",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
return
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func GetNostrAddr(w http.ResponseWriter, r *http.Request) {
|
||||||
|
ctx := context.TODO()
|
||||||
|
l := logger.Get()
|
||||||
|
// get query string for username
|
||||||
|
r.ParseForm()
|
||||||
|
requestedName := r.FormValue("name")
|
||||||
|
|
||||||
|
// connect to redis
|
||||||
|
redisCli := redis.NostrRedisConn.Client
|
||||||
|
|
||||||
|
// search for user@domain
|
||||||
|
search := getRkey("verified", requestedName, getHostname(r.Host))
|
||||||
|
addr, err := redisCli.Get(ctx, search).Result()
|
||||||
|
if err != nil {
|
||||||
|
l.Info().Msg(fmt.Sprintf("get %s: not found", search))
|
||||||
|
w.WriteHeader(http.StatusNotFound)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "username not registered",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
dec, err := b64.StdEncoding.DecodeString(addr)
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg(fmt.Sprintf("get %s: unable to decode key", search))
|
||||||
|
w.WriteHeader(http.StatusInternalServerError)
|
||||||
|
json.NewEncoder(w).Encode(&jsonErrorMessage{
|
||||||
|
Error: "internal server error",
|
||||||
|
})
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
l.Info().Msg(fmt.Sprintf("get %s: found and returned", search))
|
||||||
|
w.Header().Set("Content-Type", "application/json")
|
||||||
|
w.WriteHeader(http.StatusOK)
|
||||||
|
w.Write(dec)
|
||||||
|
}
|
||||||
|
|
||||||
|
func AddNostrAddr(n NostrRequest) {
|
||||||
|
ctx := context.TODO()
|
||||||
|
l := logger.Get()
|
||||||
|
// transform request to well known struct
|
||||||
|
relays := make(map[string][]string)
|
||||||
|
user := nostrWellKnown{}
|
||||||
|
hexKey, err := convertNpubToHex(n.Key)
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to convert npub to hex")
|
||||||
|
}
|
||||||
|
names := map[string]string{n.Name: hexKey}
|
||||||
|
|
||||||
|
if n.Relays != nil {
|
||||||
|
relays = map[string][]string{hexKey: n.Relays}
|
||||||
|
user = nostrWellKnown{Names: names, Relays: relays}
|
||||||
|
} else {
|
||||||
|
user = nostrWellKnown{Names: names}
|
||||||
|
}
|
||||||
|
jsonUser, _ := json.Marshal(user)
|
||||||
|
|
||||||
|
redisCli := redis.NostrRedisConn.Client
|
||||||
|
nameKey := getRkey("verified", n.Name, n.Hostname)
|
||||||
|
enc := b64.StdEncoding.EncodeToString([]byte(jsonUser))
|
||||||
|
err = redisCli.Set(ctx, nameKey, enc, 0).Err()
|
||||||
|
if err != nil {
|
||||||
|
l.Error().Msg("unable to connect to redis")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func getHostname(hostname string) string {
|
||||||
|
// remove port for local testing
|
||||||
|
return hostname
|
||||||
|
}
|
||||||
|
|
||||||
|
func convertNpubToHex(npub string) (string, error) {
|
||||||
|
if !strings.HasPrefix(npub, "npub1") {
|
||||||
|
return "", errors.New("key does not start with npub1 prefix")
|
||||||
|
}
|
||||||
|
_, hex, err := nip19.Decode(npub)
|
||||||
|
if err != nil {
|
||||||
|
return "", errors.New("unable to decode npub key")
|
||||||
|
}
|
||||||
|
|
||||||
|
return hex.(string), nil
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
func getRkey(prefix string, user string, hostname string) string {
|
||||||
|
if strings.Contains(hostname, ":") {
|
||||||
|
hostname = strings.Split(hostname, ":")[0]
|
||||||
|
}
|
||||||
|
return fmt.Sprintf("%s:%s@%s", prefix, user, hostname)
|
||||||
|
}
|
||||||
36
redis/redis.go
Normal file
36
redis/redis.go
Normal file
|
|
@ -0,0 +1,36 @@
|
||||||
|
package redis
|
||||||
|
|
||||||
|
import (
|
||||||
|
"context"
|
||||||
|
|
||||||
|
"github.com/redis/go-redis/v9"
|
||||||
|
)
|
||||||
|
|
||||||
|
const (
|
||||||
|
NostrKeyspace = iota
|
||||||
|
LndKeyspace = iota
|
||||||
|
)
|
||||||
|
|
||||||
|
type Redis struct {
|
||||||
|
Client *redis.Client
|
||||||
|
}
|
||||||
|
|
||||||
|
var (
|
||||||
|
NostrRedisConn *Redis
|
||||||
|
LndRedisConn *Redis
|
||||||
|
)
|
||||||
|
|
||||||
|
func New(address string, password string, database int) (*Redis, error) {
|
||||||
|
client := redis.NewClient(&redis.Options{
|
||||||
|
Addr: address,
|
||||||
|
Password: password,
|
||||||
|
DB: database,
|
||||||
|
})
|
||||||
|
ctx := context.TODO()
|
||||||
|
if err := client.Ping(ctx).Err(); err != nil {
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
return &Redis{
|
||||||
|
Client: client,
|
||||||
|
}, nil
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue