precheck for validity of relay URLs and prevent unwanted crash otherwise.

.gitignore

@@ -1,2 +1,3 @@
 nak
 mnt
+nak.exe

README.md

@@ -229,6 +229,39 @@ type the password to decrypt your secret key: ********
 ~> aria2c $(nak fetch nevent1qqsdsg6x7uujekac4ga7k7qa9q9sx8gqj7xzjf5w9us0dm0ghvf4ugspp4mhxue69uhkummn9ekx7mq6dw9y4 | jq -r '"magnet:?xt=urn:btih:\(tag_value("x"))&dn=\(tag_value("title"))&tr=http%3A%2F%2Ftracker.loadpeers.org%3A8080%2FxvRKfvAlnfuf5EfxTT5T0KIVPtbqAHnX%2Fannounce&tr=udp%3A%2F%2Ftracker.coppersurfer.tk%3A6969%2Fannounce&tr=udp%3A%2F%2Ftracker.openbittorrent.com%3A6969%2Fannounce&tr=udp%3A%2F%2Fopen.stealth.si%3A80%2Fannounce&tr=udp%3A%2F%2Ftracker.torrent.eu.org%3A451%2Fannounce&tr=udp%3A%2F%2Ftracker.opentrackr.org%3A1337&tr=\(tags("tracker") | map(.[1] | @uri) | join("&tr="))"')
 ```
 
+### mount Nostr as a FUSE filesystem and publish a note
+```shell
+~> nak fs --sec 01 ~/nostr
+- mounting at /home/user/nostr... ok.
+~> cd ~/nostr/npub1xxxxxx/notes/
+~> echo "satellites are bad!" > new
+pending note updated, timer reset.
+- `touch publish` to publish immediately
+- `rm new` to erase and cancel the publication.
+~> touch publish
+publishing now!
+{"id":"f1cbfa6...","pubkey":"...","content":"satellites are bad!","sig":"..."}
+publishing to 3 relays... offchain.pub: ok, nostr.wine: ok, pyramid.fiatjaf.com: ok
+event published as f1cbfa6... and updated locally.
+```
+
+### list NIP-60 wallet tokens and send some
+```shell
+~> nak wallet tokens
+91a10b6fc8bbe7ef2ad9ad0142871d80468b697716d9d2820902db304ff1165e 500 cashu.space
+cac7f89f0611021984d92a7daca219e4cd1c9798950e50e952bba7cde1ac1337 1000 legend.lnbits.com
+~> nak wallet send 100
+cashuA1psxqyry8...
+~> nak wallet pay lnbc1...
+```
+
+### upload and download files with blossom
+```shell
+~> nak blossom --server blossom.azzamo.net --sec 01 upload image.png
+{"sha256":"38c51756f3e9fedf039488a1f6e513286f6743194e7a7f25effdc84a0ee4c2cf","url":"https://blossom.azzamo.net/38c51756f3e9fedf039488a1f6e513286f6743194e7a7f25effdc84a0ee4c2cf.png"}
+~> nak blossom --server aegis.utxo.one download acc8ea43d4e6b706f68b249144364f446854b7f63ba1927371831c05dcf0256c -o downloaded.png
+```
+
 ## contributing to this repository
 
 Use NIP-34 to send your patches to `naddr1qqpkucttqy28wumn8ghj7un9d3shjtnwdaehgu3wvfnsz9nhwden5te0wfjkccte9ehx7um5wghxyctwvsq3gamnwvaz7tmjv4kxz7fwv3sk6atn9e5k7q3q80cvv07tjdrrgpa0j7j7tmnyl2yr6yr7l8j4s3evf6u64th6gkwsxpqqqpmej2wctpn`.

bunker.go

@@ -11,10 +11,10 @@ import (
 	"time"
 
 	"github.com/fatih/color"
-	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip19"
 	"github.com/nbd-wtf/go-nostr/nip46"
+	"github.com/urfave/cli/v3"
 )
 
 var bunker = &cli.Command{
@@ -49,7 +49,7 @@ var bunker = &cli.Command{
 		qs := url.Values{}
 		relayURLs := make([]string, 0, c.Args().Len())
 		if relayUrls := c.Args().Slice(); len(relayUrls) > 0 {
-			relays := connectToAllRelays(ctx, relayUrls, false)
+			relays := connectToAllRelays(ctx, c, relayUrls, nil)
 			if len(relays) == 0 {
 				log("failed to connect to any of the given relays.\n")
 				os.Exit(3)

count.go

@@ -6,10 +6,10 @@ import (
 	"os"
 	"strings"
 
-	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip45"
 	"github.com/nbd-wtf/go-nostr/nip45/hyperloglog"
+	"github.com/urfave/cli/v3"
 )
 
 var count = &cli.Command{
@@ -70,10 +70,7 @@ var count = &cli.Command{
 		biggerUrlSize := 0
 		relayUrls := c.Args().Slice()
 		if len(relayUrls) > 0 {
-			relays := connectToAllRelays(ctx,
-				relayUrls,
-				false,
-			)
+			relays := connectToAllRelays(ctx, c, relayUrls, nil)
 			if len(relays) == 0 {
 				log("failed to connect to any of the given relays.\n")
 				os.Exit(3)

dvm.go

@@ -7,7 +7,6 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/fatih/color"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip90"
 	"github.com/urfave/cli/v3"
@@ -60,7 +59,7 @@ var dvm = &cli.Command{
 				Flags:                     flags,
 				Action: func(ctx context.Context, c *cli.Command) error {
 					relayUrls := c.StringSlice("relay")
-					relays := connectToAllRelays(ctx, relayUrls, false)
+					relays := connectToAllRelays(ctx, c, relayUrls, nil)
 					if len(relays) == 0 {
 						log("failed to connect to any of the given relays.\n")
 						os.Exit(3)
@@ -103,10 +102,7 @@ var dvm = &cli.Command{
 					log("- publishing job request... ")
 					first := true
 					for res := range sys.Pool.PublishMany(ctx, relayUrls, evt) {
-						cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
-						if !ok {
-							cleanUrl = res.RelayURL
-						}
+						cleanUrl, _ := strings.CutPrefix(res.RelayURL, "wss://")
 
 						if !first {
 							log(", ")
@@ -114,9 +110,9 @@ var dvm = &cli.Command{
 						first = false
 
 						if res.Error != nil {
-							log("%s: %s", color.RedString(cleanUrl), res.Error)
+							log("%s: %s", colors.errorf(cleanUrl), res.Error)
 						} else {
-							log("%s: ok", color.GreenString(cleanUrl))
+							log("%s: ok", colors.successf(cleanUrl))
 						}
 					}
 

event.go

@@ -8,6 +8,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/fatih/color"
 	"github.com/mailru/easyjson"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip13"
@@ -133,8 +134,17 @@ example:
 	Action: func(ctx context.Context, c *cli.Command) error {
 		// try to connect to the relays here
 		var relays []*nostr.Relay
+
+		// these are defaults, they will be replaced if we use the magic dynamic thing
+		logthis := func(relayUrl string, s string, args ...any) { log(s, args...) }
+		colorizethis := func(relayUrl string, colorize func(string, ...any) string) {}
+
 		if relayUrls := c.Args().Slice(); len(relayUrls) > 0 {
-			relays = connectToAllRelays(ctx, relayUrls, false)
+			relays = connectToAllRelays(ctx, c, relayUrls, nil,
+				nostr.WithAuthHandler(func(ctx context.Context, authEvent nostr.RelayEvent) error {
+					return authSigner(ctx, c, func(s string, args ...any) {}, authEvent)
+				}),
+			)
 			if len(relays) == 0 {
 				log("failed to connect to any of the given relays.\n")
 				os.Exit(3)
@@ -209,13 +219,19 @@ example:
 			}
 
 			for _, etag := range c.StringSlice("e") {
-				tags = tags.AppendUnique([]string{"e", etag})
+				if tags.FindWithValue("e", etag) == nil {
+					tags = append(tags, nostr.Tag{"e", etag})
+				}
 			}
 			for _, ptag := range c.StringSlice("p") {
-				tags = tags.AppendUnique([]string{"p", ptag})
+				if tags.FindWithValue("p", ptag) == nil {
+					tags = append(tags, nostr.Tag{"p", ptag})
+				}
 			}
 			for _, dtag := range c.StringSlice("d") {
-				tags = tags.AppendUnique([]string{"d", dtag})
+				if tags.FindWithValue("d", dtag) == nil {
+					tags = append(tags, nostr.Tag{"d", dtag})
+				}
 			}
 			if len(tags) > 0 {
 				for _, tag := range tags {
@@ -295,37 +311,104 @@ example:
 			successRelays := make([]string, 0, len(relays))
 			if len(relays) > 0 {
 				os.Stdout.Sync()
-				for _, relay := range relays {
-				publish:
-					log("publishing to %s... ", relay.URL)
+
+				if supportsDynamicMultilineMagic() {
+					// overcomplicated multiline rendering magic
 					ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
 					defer cancel()
 
-					err := relay.Publish(ctx, evt)
-					if err == nil {
-						// published fine
-						log("success.\n")
-						successRelays = append(successRelays, relay.URL)
-						continue // continue to next relay
-					}
-
-					// error publishing
-					if strings.HasPrefix(err.Error(), "msg: auth-required:") && kr != nil && doAuth {
-						// if the relay is requesting auth and we can auth, let's do it
-						pk, _ := kr.GetPublicKey(ctx)
-						log("performing auth as %s... ", pk)
-						if err := relay.Auth(ctx, func(authEvent *nostr.Event) error {
-							return kr.SignEvent(ctx, authEvent)
-						}); err == nil {
-							// try to publish again, but this time don't try to auth again
-							doAuth = false
-							goto publish
-						} else {
-							log("auth error: %s. ", err)
+					urls := make([]string, len(relays))
+					lines := make([][][]byte, len(urls))
+					flush := func() {
+						for _, line := range lines {
+							for _, part := range line {
+								os.Stderr.Write(part)
+							}
+							os.Stderr.Write([]byte{'\n'})
 						}
 					}
-					log("failed: %s\n", err)
+					render := func() {
+						clearLines(len(lines))
+						flush()
+					}
+					flush()
+
+					logthis = func(relayUrl, s string, args ...any) {
+						idx := slices.Index(urls, relayUrl)
+						lines[idx] = append(lines[idx], []byte(fmt.Sprintf(s, args...)))
+						render()
+					}
+					colorizethis = func(relayUrl string, colorize func(string, ...any) string) {
+						cleanUrl, _ := strings.CutPrefix(relayUrl, "wss://")
+						idx := slices.Index(urls, relayUrl)
+						lines[idx][0] = []byte(fmt.Sprintf("publishing to %s... ", colorize(cleanUrl)))
+						render()
+					}
+
+					for i, relay := range relays {
+						urls[i] = relay.URL
+						lines[i] = make([][]byte, 1, 3)
+						colorizethis(relay.URL, color.CyanString)
+					}
+					render()
+
+					for res := range sys.Pool.PublishMany(ctx, urls, evt) {
+						if res.Error == nil {
+							colorizethis(res.RelayURL, colors.successf)
+							logthis(res.RelayURL, "success.")
+							successRelays = append(successRelays, res.RelayURL)
+						} else {
+							colorizethis(res.RelayURL, colors.errorf)
+
+							// in this case it's likely that the lowest-level error is the one that will be more helpful
+							low := unwrapAll(res.Error)
+
+							// hack for some messages such as from relay.westernbtc.com
+							msg := strings.ReplaceAll(low.Error(), evt.PubKey, "author")
+
+							// do not allow the message to overflow the term window
+							msg = clampMessage(msg, 20+len(res.RelayURL))
+
+							logthis(res.RelayURL, msg)
+						}
+					}
+				} else {
+					// normal dumb flow
+					for _, relay := range relays {
+					publish:
+						cleanUrl, _ := strings.CutPrefix(relay.URL, "wss://")
+						log("publishing to %s... ", color.CyanString(cleanUrl))
+						ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
+						defer cancel()
+
+						err := relay.Publish(ctx, evt)
+						if err == nil {
+							// published fine
+							log("success.\n")
+							successRelays = append(successRelays, relay.URL)
+							continue // continue to next relay
+						}
+
+						// error publishing
+						if strings.HasPrefix(err.Error(), "msg: auth-required:") && kr != nil && doAuth {
+							// if the relay is requesting auth and we can auth, let's do it
+							pk, _ := kr.GetPublicKey(ctx)
+							npub, _ := nip19.EncodePublicKey(pk)
+							log("authenticating as %s... ", color.YellowString("%s…%s", npub[0:7], npub[58:]))
+							if err := relay.Auth(ctx, func(authEvent *nostr.Event) error {
+								return kr.SignEvent(ctx, authEvent)
+							}); err == nil {
+								// try to publish again, but this time don't try to auth again
+								doAuth = false
+								goto publish
+							} else {
+								log("auth error: %s. ", err)
+							}
+						}
+						log("failed: %s\n", err)
+					}
 				}
+
 				if len(successRelays) > 0 && c.Bool("nevent") {
 					nevent, _ := nip19.EncodeEvent(evt.ID, successRelays, evt.PubKey)
 					log(nevent + "\n")

fs.go

@@ -1,3 +1,5 @@
+//go:build !windows
+
 package main
 
 import (

fs_windows.go

@@ -0,0 +1,20 @@
+//go:build windows
+
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/urfave/cli/v3"
+)
+
+var fsCmd = &cli.Command{
+	Name:                      "fs",
+	Usage:                     "mount a FUSE filesystem that exposes Nostr events as files.",
+	Description:               `doesn't work on Windows.`,
+	DisableSliceFlagSeparator: true,
+	Action: func(ctx context.Context, c *cli.Command) error {
+		return fmt.Errorf("this doesn't work on Windows.")
+	},
+}

go.mod

@@ -10,16 +10,17 @@ require (
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.4.0
 	github.com/fatih/color v1.16.0
 	github.com/fiatjaf/eventstore v0.16.2
-	github.com/fiatjaf/khatru v0.17.3-0.20250312035319-596bca93c3ff
+	github.com/fiatjaf/khatru v0.17.4
 	github.com/hanwen/go-fuse/v2 v2.7.2
 	github.com/json-iterator/go v1.1.12
 	github.com/liamg/magic v0.0.1
 	github.com/mailru/easyjson v0.9.0
 	github.com/mark3labs/mcp-go v0.8.3
 	github.com/markusmobius/go-dateparser v1.2.3
-	github.com/nbd-wtf/go-nostr v0.51.5
+	github.com/nbd-wtf/go-nostr v0.51.8
 	github.com/urfave/cli/v3 v3.0.0-beta1
 	golang.org/x/exp v0.0.0-20250305212735-054e65f0b394
+	golang.org/x/term v0.30.0
 )
 
 require (
@@ -28,13 +29,13 @@ require (
 	github.com/btcsuite/btcd v0.24.2 // indirect
 	github.com/btcsuite/btcd/btcutil v1.1.5 // indirect
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 // indirect
-	github.com/bytedance/sonic v1.13.1 // indirect
+	github.com/bytedance/sonic v1.13.2 // indirect
 	github.com/bytedance/sonic/loader v0.2.4 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/chzyer/logex v1.1.10 // indirect
 	github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 // indirect
 	github.com/cloudwego/base64x v0.1.5 // indirect
-	github.com/coder/websocket v1.8.12 // indirect
+	github.com/coder/websocket v1.8.13 // indirect
 	github.com/decred/dcrd/crypto/blake256 v1.1.0 // indirect
 	github.com/dgraph-io/ristretto v1.0.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
@@ -43,7 +44,6 @@ require (
 	github.com/fasthttp/websocket v1.5.12 // indirect
 	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	github.com/graph-gophers/dataloader/v7 v7.1.0 // indirect
 	github.com/hablullah/go-hijri v1.0.2 // indirect
 	github.com/hablullah/go-juliandays v1.0.0 // indirect
 	github.com/jalaali/go-jalaali v0.0.0-20210801064154-80525e88d958 // indirect

go.sum

@@ -33,8 +33,8 @@ github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku
 github.com/btcsuite/snappy-go v1.0.0/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
 github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792/go.mod h1:ghJtEyQwv5/p4Mg4C0fgbePVuGr935/5ddU9Z3TmDRY=
 github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46fmI40EZs=
-github.com/bytedance/sonic v1.13.1 h1:Jyd5CIvdFnkOWuKXr+wm4Nyk2h0yAFsr8ucJgEasO3g=
-github.com/bytedance/sonic v1.13.1/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
+github.com/bytedance/sonic v1.13.2 h1:8/H1FempDZqC4VqjptGo14QQlJx8VdZJegxs6wwfqpQ=
+github.com/bytedance/sonic v1.13.2/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
 github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=
 github.com/bytedance/sonic/loader v0.2.4 h1:ZWCw4stuXUsn1/+zQDqeE7JKP+QO47tz7QCNan80NzY=
 github.com/bytedance/sonic/loader v0.2.4/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
@@ -49,8 +49,8 @@ github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMn
 github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
 github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
 github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
-github.com/coder/websocket v1.8.12 h1:5bUXkEPPIbewrnkU8LTCLVaxi4N4J8ahufH2vlo4NAo=
-github.com/coder/websocket v1.8.12/go.mod h1:LNVeNrXQZfe5qhS9ALED3uA+l5pPqvwXg3CKoDBB2gs=
+github.com/coder/websocket v1.8.13 h1:f3QZdXy7uGVz+4uCJy2nTZyM0yTBj8yANEHhqlXZ9FE=
+github.com/coder/websocket v1.8.13/go.mod h1:LNVeNrXQZfe5qhS9ALED3uA+l5pPqvwXg3CKoDBB2gs=
 github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -79,8 +79,8 @@ github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
 github.com/fiatjaf/eventstore v0.16.2 h1:h4rHwSwPcqAKqWUsAbYWUhDeSgm2Kp+PBkJc3FgBYu4=
 github.com/fiatjaf/eventstore v0.16.2/go.mod h1:0gU8fzYO/bG+NQAVlHtJWOlt3JKKFefh5Xjj2d1dLIs=
-github.com/fiatjaf/khatru v0.17.3-0.20250312035319-596bca93c3ff h1:b6LYwWlc8zAW6aoZpXYC3Gx/zkP4XW5amDx0VwyeREs=
-github.com/fiatjaf/khatru v0.17.3-0.20250312035319-596bca93c3ff/go.mod h1:dAaXV6QZwuMVYlXQigp/0Uyl/m1nKOhtRssjQYsgMu0=
+github.com/fiatjaf/khatru v0.17.4 h1:VzcLUyBKMlP/CAG4iHJbDJmnZgzhbGLKLxJAUuLRogg=
+github.com/fiatjaf/khatru v0.17.4/go.mod h1:VYQ7ZNhs3C1+E4gBnx+DtEgU0BrPdrl3XYF3H+mq6fg=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv5E=
@@ -102,8 +102,6 @@ github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/graph-gophers/dataloader/v7 v7.1.0 h1:Wn8HGF/q7MNXcvfaBnLEPEFJttVHR8zuEqP1obys/oc=
-github.com/graph-gophers/dataloader/v7 v7.1.0/go.mod h1:1bKE0Dm6OUcTB/OAuYVOZctgIz7Q3d0XrYtlIzTgg6Q=
 github.com/hablullah/go-hijri v1.0.2 h1:drT/MZpSZJQXo7jftf5fthArShcaMtsal0Zf/dnmp6k=
 github.com/hablullah/go-hijri v1.0.2/go.mod h1:OS5qyYLDjORXzK4O1adFw9Q5WfhOcMdAKglDkcTxgWQ=
 github.com/hablullah/go-juliandays v1.0.0 h1:A8YM7wIj16SzlKT0SRJc9CD29iiaUzpBLzh5hr0/5p0=
@@ -151,8 +149,8 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
-github.com/nbd-wtf/go-nostr v0.51.5 h1:kztpm/JuavVefyuEjG0QaCgDtzHIW9K/Hzq+y9Ph2DY=
-github.com/nbd-wtf/go-nostr v0.51.5/go.mod h1:raIUNOilCdhiVIqgwe+9enCtdXu1iuPjbLh1hO7wTqI=
+github.com/nbd-wtf/go-nostr v0.51.8 h1:CIoS+YqChcm4e1L1rfMZ3/mIwTz4CwApM2qx7MHNzmE=
+github.com/nbd-wtf/go-nostr v0.51.8/go.mod h1:d6+DfvMWYG5pA3dmNMBJd6WCHVDDhkXbHqvfljf0Gzg=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@@ -239,6 +237,8 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
 golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/term v0.30.0 h1:PQ39fJZ+mfadBm0y5WlL4vlM7Sx1Hgf13sMIY2+QS9Y=
+golang.org/x/term v0.30.0/go.mod h1:NYYFdzHoI5wRh/h5tDMdMqCqPJZEuNqVR5xJLd/n67g=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=

helpers.go

@@ -3,6 +3,7 @@ package main
 import (
 	"bufio"
 	"context"
+	"errors"
 	"fmt"
 	"iter"
 	"math/rand"
@@ -10,15 +11,19 @@ import (
 	"net/textproto"
 	"net/url"
 	"os"
+	"runtime"
 	"slices"
 	"strings"
+	"sync"
 	"time"
 
 	"github.com/fatih/color"
 	jsoniter "github.com/json-iterator/go"
 	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip19"
 	"github.com/nbd-wtf/go-nostr/sdk"
 	"github.com/urfave/cli/v3"
+	"golang.org/x/term"
 )
 
 var sys *sdk.System
@@ -148,10 +153,19 @@ func normalizeAndValidateRelayURLs(wsurls []string) error {
 
 func connectToAllRelays(
 	ctx context.Context,
+	c *cli.Command,
 	relayUrls []string,
-	forcePreAuth bool,
+	preAuthSigner func(ctx context.Context, c *cli.Command, log func(s string, args ...any), authEvent nostr.RelayEvent) (err error), // if this exists we will force preauth
 	opts ...nostr.PoolOption,
 ) []*nostr.Relay {
+	// first pass to check if these are valid relay URLs
+	for _, url := range relayUrls {
+		if !nostr.IsValidRelayURL(nostr.NormalizeURL(url)) {
+			log("invalid relay URL: %s\n", url)
+			os.Exit(4)
+		}
+	}
+
 	sys.Pool = nostr.NewSimplePool(context.Background(),
 		append(opts,
 			nostr.WithEventMiddleware(sys.TrackEventHints),
@@ -163,52 +177,176 @@ func connectToAllRelays(
 	)
 
 	relays := make([]*nostr.Relay, 0, len(relayUrls))
-relayLoop:
-	for _, url := range relayUrls {
-		log("connecting to %s... ", url)
-		if relay, err := sys.Pool.EnsureRelay(url); err == nil {
-			if forcePreAuth {
-				log("waiting for auth challenge... ")
-				signer := opts[0].(nostr.WithAuthHandler)
-				time.Sleep(time.Millisecond * 200)
-			challengeWaitLoop:
-				for {
-					// beginhack
-					// here starts the biggest and ugliest hack of this codebase
-					if err := relay.Auth(ctx, func(authEvent *nostr.Event) error {
-						challengeTag := authEvent.Tags.GetFirst([]string{"challenge", ""})
-						if (*challengeTag)[1] == "" {
-							return fmt.Errorf("auth not received yet *****")
-						}
-						return signer(ctx, nostr.RelayEvent{Event: authEvent, Relay: relay})
-					}); err == nil {
-						// auth succeeded
-						break challengeWaitLoop
-					} else {
-						// auth failed
-						if strings.HasSuffix(err.Error(), "auth not received yet *****") {
-							// it failed because we didn't receive the challenge yet, so keep waiting
-							time.Sleep(time.Second)
-							continue challengeWaitLoop
-						} else {
-							// it failed for some other reason, so skip this relay
-							log(err.Error() + "\n")
-							continue relayLoop
-						}
-					}
-					// endhack
-				}
-			}
 
-			relays = append(relays, relay)
-			log("ok.\n")
-		} else {
-			log(err.Error() + "\n")
+	if supportsDynamicMultilineMagic() {
+		// overcomplicated multiline rendering magic
+		lines := make([][][]byte, len(relayUrls))
+		flush := func() {
+			for _, line := range lines {
+				for _, part := range line {
+					os.Stderr.Write(part)
+				}
+				os.Stderr.Write([]byte{'\n'})
+			}
+		}
+		render := func() {
+			clearLines(len(lines))
+			flush()
+		}
+		flush()
+
+		wg := sync.WaitGroup{}
+		wg.Add(len(relayUrls))
+		for i, url := range relayUrls {
+			lines[i] = make([][]byte, 1, 2)
+			logthis := func(s string, args ...any) {
+				lines[i] = append(lines[i], []byte(fmt.Sprintf(s, args...)))
+				render()
+			}
+			colorizepreamble := func(c func(string, ...any) string) {
+				lines[i][0] = []byte(fmt.Sprintf("%s... ", c(url)))
+			}
+			colorizepreamble(color.CyanString)
+
+			go func() {
+				relay := connectToSingleRelay(ctx, c, url, preAuthSigner, colorizepreamble, logthis)
+				if relay != nil {
+					relays = append(relays, relay)
+				}
+				wg.Done()
+			}()
+		}
+		wg.Wait()
+	} else {
+		// simple flow
+		for _, url := range relayUrls {
+			log("connecting to %s... ", color.CyanString(url))
+			relay := connectToSingleRelay(ctx, c, url, preAuthSigner, nil, log)
+			if relay != nil {
+				relays = append(relays, relay)
+			}
+			log("\n")
 		}
 	}
+
 	return relays
 }
 
+func connectToSingleRelay(
+	ctx context.Context,
+	c *cli.Command,
+	url string,
+	preAuthSigner func(ctx context.Context, c *cli.Command, log func(s string, args ...any), authEvent nostr.RelayEvent) (err error),
+	colorizepreamble func(c func(string, ...any) string),
+	logthis func(s string, args ...any),
+) *nostr.Relay {
+	if relay, err := sys.Pool.EnsureRelay(url); err == nil {
+		if preAuthSigner != nil {
+			if colorizepreamble != nil {
+				colorizepreamble(color.YellowString)
+			}
+			logthis("waiting for auth challenge... ")
+			time.Sleep(time.Millisecond * 200)
+
+			for range 5 {
+				if err := relay.Auth(ctx, func(authEvent *nostr.Event) error {
+					challengeTag := authEvent.Tags.Find("challenge")
+					if challengeTag[1] == "" {
+						return fmt.Errorf("auth not received yet *****") // what a giant hack
+					}
+					return preAuthSigner(ctx, c, logthis, nostr.RelayEvent{Event: authEvent, Relay: relay})
+				}); err == nil {
+					// auth succeeded
+					goto preauthSuccess
+				} else {
+					// auth failed
+					if strings.HasSuffix(err.Error(), "auth not received yet *****") {
+						// it failed because we didn't receive the challenge yet, so keep waiting
+						time.Sleep(time.Second)
+						continue
+					} else {
+						// it failed for some other reason, so skip this relay
+						if colorizepreamble != nil {
+							colorizepreamble(colors.errorf)
+						}
+						logthis(err.Error())
+						return nil
+					}
+				}
+			}
+			if colorizepreamble != nil {
+				colorizepreamble(colors.errorf)
+			}
+			logthis("failed to get an AUTH challenge in enough time.")
+			return nil
+		}
+
+	preauthSuccess:
+		if colorizepreamble != nil {
+			colorizepreamble(colors.successf)
+		}
+		logthis("ok.")
+		return relay
+	} else {
+		if colorizepreamble != nil {
+			colorizepreamble(colors.errorf)
+		}
+
+		// if we're here that means we've failed to connect, this may be a huge message
+		// but we're likely to only be interested in the lowest level error (although we can leave space)
+		logthis(clampError(err, len(url)+12))
+		return nil
+	}
+}
+
+func clearLines(lineCount int) {
+	for i := 0; i < lineCount; i++ {
+		os.Stderr.Write([]byte("\033[0A\033[2K\r"))
+	}
+}
+
+func supportsDynamicMultilineMagic() bool {
+	if runtime.GOOS == "windows" {
+		return false
+	}
+	if !term.IsTerminal(0) {
+		return false
+	}
+
+	width, _, err := term.GetSize(int(os.Stderr.Fd()))
+	if err != nil {
+		return false
+	}
+	if width < 110 {
+		return false
+	}
+
+	return true
+}
+
+func authSigner(ctx context.Context, c *cli.Command, log func(s string, args ...any), authEvent nostr.RelayEvent) (err error) {
+	defer func() {
+		if err != nil {
+			cleanUrl, _ := strings.CutPrefix(authEvent.Relay.URL, "wss://")
+			log("%s auth failed: %s", colors.errorf(cleanUrl), err)
+		}
+	}()
+
+	if !c.Bool("auth") && !c.Bool("force-pre-auth") {
+		return fmt.Errorf("auth required, but --auth flag not given")
+	}
+	kr, _, err := gatherKeyerFromArguments(ctx, c)
+	if err != nil {
+		return err
+	}
+
+	pk, _ := kr.GetPublicKey(ctx)
+	npub, _ := nip19.EncodePublicKey(pk)
+	log("authenticating as %s... ", color.YellowString("%s…%s", npub[0:7], npub[58:]))
+
+	return kr.SignEvent(ctx, authEvent.Event)
+}
+
 func lineProcessingError(ctx context.Context, msg string, args ...any) context.Context {
 	log(msg+"\n", args...)
 	return context.WithValue(ctx, LINE_PROCESSING_ERROR, true)
@@ -234,16 +372,51 @@ func leftPadKey(k string) string {
 	return strings.Repeat("0", 64-len(k)) + k
 }
 
+func unwrapAll(err error) error {
+	low := err
+	for n := low; n != nil; n = errors.Unwrap(low) {
+		low = n
+	}
+	return low
+}
+
+func clampMessage(msg string, prefixAlreadyPrinted int) string {
+	termSize, _, _ := term.GetSize(int(os.Stderr.Fd()))
+
+	if len(msg) > termSize-prefixAlreadyPrinted && prefixAlreadyPrinted+1 < termSize {
+		msg = msg[0:termSize-prefixAlreadyPrinted-1] + "…"
+	}
+	return msg
+}
+
+func clampError(err error, prefixAlreadyPrinted int) string {
+	termSize, _, _ := term.GetSize(0)
+	msg := err.Error()
+	if len(msg) > termSize-prefixAlreadyPrinted {
+		err = unwrapAll(err)
+		msg = clampMessage(err.Error(), prefixAlreadyPrinted)
+	}
+	return msg
+}
+
 var colors = struct {
-	reset   func(...any) (int, error)
-	italic  func(...any) string
-	italicf func(string, ...any) string
-	bold    func(...any) string
-	boldf   func(string, ...any) string
+	reset    func(...any) (int, error)
+	italic   func(...any) string
+	italicf  func(string, ...any) string
+	bold     func(...any) string
+	boldf    func(string, ...any) string
+	error    func(...any) string
+	errorf   func(string, ...any) string
+	success  func(...any) string
+	successf func(string, ...any) string
 }{
 	color.New(color.Reset).Print,
 	color.New(color.Italic).Sprint,
 	color.New(color.Italic).Sprintf,
 	color.New(color.Bold).Sprint,
 	color.New(color.Bold).Sprintf,
+	color.New(color.Bold, color.FgHiRed).Sprint,
+	color.New(color.Bold, color.FgHiRed).Sprintf,
+	color.New(color.Bold, color.FgHiGreen).Sprint,
+	color.New(color.Bold, color.FgHiGreen).Sprintf,
 }

nostrfs/entitydir.go

@@ -348,11 +348,7 @@ func (e *EntityDir) handleWrite() {
 		success := false
 		first := true
 		for res := range e.root.sys.Pool.PublishMany(e.root.ctx, relays, evt) {
-			cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
-			if !ok {
-				cleanUrl = res.RelayURL
-			}
-
+			cleanUrl, _ := strings.CutPrefix(res.RelayURL, "wss://")
 			if !first {
 				log(", ")
 			}

nostrfs/eventdir.go

@@ -18,6 +18,7 @@ import (
 	"github.com/nbd-wtf/go-nostr/nip19"
 	"github.com/nbd-wtf/go-nostr/nip22"
 	"github.com/nbd-wtf/go-nostr/nip27"
+	"github.com/nbd-wtf/go-nostr/nip73"
 	"github.com/nbd-wtf/go-nostr/nip92"
 	sdk "github.com/nbd-wtf/go-nostr/sdk"
 )
@@ -191,7 +192,7 @@ func (r *NostrRoot) CreateEventDir(
 		}
 	} else if event.Kind == 1111 {
 		if pointer := nip22.GetThreadRoot(event.Tags); pointer != nil {
-			if xp, ok := pointer.(nostr.ExternalPointer); ok {
+			if xp, ok := pointer.(nip73.ExternalPointer); ok {
 				h.AddChild("@root", h.NewPersistentInode(
 					r.ctx,
 					&fs.MemRegularFile{
@@ -211,7 +212,7 @@ func (r *NostrRoot) CreateEventDir(
 			}
 		}
 		if pointer := nip22.GetImmediateParent(event.Tags); pointer != nil {
-			if xp, ok := pointer.(nostr.ExternalPointer); ok {
+			if xp, ok := pointer.(nip73.ExternalPointer); ok {
 				h.AddChild("@parent", h.NewPersistentInode(
 					r.ctx,
 					&fs.MemRegularFile{

nostrfs/viewdir.go

@@ -179,11 +179,7 @@ func (n *ViewDir) publishNote() {
 	success := false
 	first := true
 	for res := range n.root.sys.Pool.PublishMany(n.root.ctx, relays, evt) {
-		cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
-		if !ok {
-			cleanUrl = res.RelayURL
-		}
-
+		cleanUrl, _ := strings.CutPrefix(res.RelayURL, "wss://")
 		if !first {
 			log(", ")
 		}

req.go

@@ -6,6 +6,7 @@ import (
 	"os"
 	"strings"
 
+	"github.com/fatih/color"
 	"github.com/mailru/easyjson"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip77"
@@ -76,35 +77,29 @@ example:
 	Action: func(ctx context.Context, c *cli.Command) error {
 		relayUrls := c.Args().Slice()
 		if len(relayUrls) > 0 {
-			relays := connectToAllRelays(ctx,
+			// this is used both for the normal AUTH (after "auth-required:" is received) or forced pre-auth
+			// connect to all relays we expect to use in this call in parallel
+			forcePreAuthSigner := authSigner
+			if !c.Bool("force-pre-auth") {
+				forcePreAuthSigner = nil
+			}
+			relays := connectToAllRelays(
+				ctx,
+				c,
 				relayUrls,
-				c.Bool("force-pre-auth"),
-				nostr.WithAuthHandler(
-					func(ctx context.Context, authEvent nostr.RelayEvent) (err error) {
-						defer func() {
-							if err != nil {
-								log("auth to %s failed: %s\n",
-									(*authEvent.Tags.GetFirst([]string{"relay", ""}))[1],
-									err,
-								)
-							}
-						}()
-
-						if !c.Bool("auth") && !c.Bool("force-pre-auth") {
-							return fmt.Errorf("auth not authorized")
+				forcePreAuthSigner,
+				nostr.WithAuthHandler(func(ctx context.Context, authEvent nostr.RelayEvent) error {
+					return authSigner(ctx, c, func(s string, args ...any) {
+						if strings.HasPrefix(s, "authenticating as") {
+							cleanUrl, _ := strings.CutPrefix(authEvent.Relay.URL, "wss://")
+							s = "authenticating to " + color.CyanString(cleanUrl) + " as" + s[len("authenticating as"):]
 						}
-						kr, _, err := gatherKeyerFromArguments(ctx, c)
-						if err != nil {
-							return err
-						}
-
-						pk, _ := kr.GetPublicKey(ctx)
-						log("performing auth as %s... ", pk)
-
-						return kr.SignEvent(ctx, authEvent.Event)
-					},
-				),
+						log(s+"\n", args...)
+					}, authEvent)
+				}),
 			)
+
+			// stop here already if all connections failed
 			if len(relays) == 0 {
 				log("failed to connect to any of the given relays.\n")
 				os.Exit(3)
@@ -121,6 +116,7 @@ example:
 			}()
 		}
 
+		// go line by line from stdin or run once with input from flags
 		for stdinFilter := range getJsonsOrBlank() {
 			filter := nostr.Filter{}
 			if stdinFilter != "" {

wallet.go

@@ -6,7 +6,6 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/fatih/color"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip60"
 	"github.com/nbd-wtf/go-nostr/nip61"
@@ -60,20 +59,16 @@ func prepareWallet(ctx context.Context, c *cli.Command) (*nip60.Wallet, func(),
 		log("- saving kind:%d event (%s)... ", event.Kind, desc)
 		first := true
 		for res := range sys.Pool.PublishMany(ctx, relays, event) {
-			cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
-			if !ok {
-				cleanUrl = res.RelayURL
-			}
-
+			cleanUrl, _ := strings.CutPrefix(res.RelayURL, "wss://")
 			if !first {
 				log(", ")
 			}
 			first = false
 
 			if res.Error != nil {
-				log("%s: %s", color.RedString(cleanUrl), res.Error)
+				log("%s: %s", colors.errorf(cleanUrl), res.Error)
 			} else {
-				log("%s: ok", color.GreenString(cleanUrl))
+				log("%s: ok", colors.successf(cleanUrl))
 			}
 		}
 		log("\n")
@@ -376,19 +371,15 @@ var wallet = &cli.Command{
 				log("- publishing nutzap... ")
 				first := true
 				for res := range results {
-					cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
-					if !ok {
-						cleanUrl = res.RelayURL
-					}
-
+					cleanUrl, _ := strings.CutPrefix(res.RelayURL, "wss://")
 					if !first {
 						log(", ")
 					}
 					first = false
 					if res.Error != nil {
-						log("%s: %s", color.RedString(cleanUrl), res.Error)
+						log("%s: %s", colors.errorf(cleanUrl), res.Error)
 					} else {
-						log("%s: ok", color.GreenString(cleanUrl))
+						log("%s: ok", colors.successf(cleanUrl))
 					}
 				}
 
@@ -463,10 +454,7 @@ var wallet = &cli.Command{
 						log("- saving kind:10019 event... ")
 						first := true
 						for res := range sys.Pool.PublishMany(ctx, relays, evt) {
-							cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
-							if !ok {
-								cleanUrl = res.RelayURL
-							}
+							cleanUrl, _ := strings.CutPrefix(res.RelayURL, "wss://")
 
 							if !first {
 								log(", ")
@@ -474,9 +462,9 @@ var wallet = &cli.Command{
 							first = false
 
 							if res.Error != nil {
-								log("%s: %s", color.RedString(cleanUrl), res.Error)
+								log("%s: %s", colors.errorf(cleanUrl), res.Error)
 							} else {
-								log("%s: ok", color.GreenString(cleanUrl))
+								log("%s: ok", colors.successf(cleanUrl))
 							}
 						}