chore: add apps from go.sour.is/ev

cmd/README.md

@@ -0,0 +1,3 @@
+# Cmd
+
+These are examples that can be built using EV. Because they are modular the apps can be mixed an matched by including the different source files linked from `cmd/ev`. 

cmd/ev/app.msgbus.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"go.sour.is/ev"
+	"go.sour.is/tools/app/msgbus"
+	"go.sour.is/ev/driver/projecter"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+	"go.sour.is/pkg/slice"
+)
+
+var _ = apps.Register(50, func(ctx context.Context, svc *service.Harness) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	span.AddEvent("Enable Msgbus")
+	eventstore, ok := slice.Find[*ev.EventStore](svc.Services...)
+	if !ok {
+		return fmt.Errorf("*es.EventStore not found in services")
+	}
+	eventstore.Option(projecter.New(ctx, msgbus.Projector))
+
+	msgbus, err := msgbus.New(ctx, eventstore)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	svc.Add(msgbus)
+
+	return nil
+})

cmd/ev/app.peerfinder.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"go.sour.is/pkg/env"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+	"go.sour.is/pkg/slice"
+
+	"go.sour.is/ev"
+	"go.sour.is/tools/app/peerfinder"
+	"go.sour.is/ev/driver/projecter"
+)
+
+var _ = apps.Register(50, func(ctx context.Context, svc *service.Harness) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	span.AddEvent("Enable Peers")
+
+	eventstore, ok := slice.Find[*ev.EventStore](svc.Services...)
+	if !ok {
+		return fmt.Errorf("*es.EventStore not found in services")
+	}
+	eventstore.Option(projecter.New(ctx, peerfinder.Projector))
+
+	peers, err := peerfinder.New(ctx, eventstore, env.Secret("PEER_STATUS", "").Secret())
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	svc.RunOnce(ctx, peers.RefreshJob)
+	svc.NewCron("0,15,30,45", peers.RefreshJob)
+	svc.RunOnce(ctx, peers.CleanJob)
+	svc.NewCron("0 1", peers.CleanJob)
+	svc.OnStart(peers.Run)
+	svc.OnStop(peers.Stop)
+
+	svc.Add(peers)
+
+	return nil
+})

cmd/ev/app.salty.go

@@ -0,0 +1,64 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"net/url"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"go.sour.is/ev"
+	"go.sour.is/tools/app/salty"
+	"go.sour.is/pkg/env"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+	"go.sour.is/pkg/slice"
+)
+
+var _ = apps.Register(50, func(ctx context.Context, svc *service.Harness) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	span.AddEvent("Enable Salty")
+	eventstore, ok := slice.Find[*ev.EventStore](svc.Services...)
+	if !ok {
+		return fmt.Errorf("*es.EventStore not found in services")
+	}
+
+	addr := "localhost"
+	if ht, ok := slice.Find[*http.Server](svc.Services...); ok {
+		addr = ht.Addr
+	}
+
+	var opts []salty.Option
+
+	base, err := url.JoinPath(env.Default("SALTY_BASE_URL", "http://"+addr), "inbox")
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	opts = append(opts, salty.WithBaseURL(base))
+
+	if p := env.Default("SALTY_BLOB_DIR", ""); p != "" {
+		if strings.HasPrefix(p, "~/") {
+			home, _ := os.UserHomeDir()
+			p = filepath.Join(home, strings.TrimPrefix(p, "~/"))
+		}
+		opts = append(opts, salty.WithBlobStore(p))
+	}
+
+	salty, err := salty.New(
+		ctx,
+		eventstore,
+		opts...,
+	)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	svc.Add(salty)
+
+	return nil
+})

cmd/ev/app.twtxt.go

@@ -0,0 +1,17 @@
+package main
+
+import (
+	"context"
+
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+)
+
+var _ = apps.Register(50, func(ctx context.Context, svc *service.Harness) error {
+	_, span := lg.Span(ctx)
+	defer span.End()
+
+	span.AddEvent("Enable Twtxt")
+
+	return nil
+})

cmd/ev/app.webfinger.go

@@ -0,0 +1,52 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/patrickmn/go-cache"
+
+	"go.sour.is/ev"
+	"go.sour.is/tools/app/webfinger"
+	"go.sour.is/pkg/env"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+	"go.sour.is/pkg/slice"
+)
+
+var (
+	defaultExpire   = 3 * time.Minute
+	cleanupInterval = 10 * time.Minute
+)
+
+var _ = apps.Register(50, func(ctx context.Context, svc *service.Harness) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	span.AddEvent("Enable WebFinger")
+	eventstore, ok := slice.Find[*ev.EventStore](svc.Services...)
+	if !ok {
+		return fmt.Errorf("*es.EventStore not found in services")
+	}
+
+	cache := cache.New(defaultExpire, cleanupInterval)
+	var withCache webfinger.WithCache = (func(s string) bool {
+		if _, ok := cache.Get(s); ok {
+			return true
+		}
+		cache.SetDefault(s, true)
+		return false
+	})
+	var withHostnames webfinger.WithHostnames = strings.Fields(env.Default("WEBFINGER_DOMAINS", "sour.is"))
+
+	wf, err := webfinger.New(ctx, eventstore, withCache, withHostnames)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	svc.Add(wf)
+
+	return nil
+})

cmd/ev/main.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"context"
+	"errors"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+)
+
+var apps service.Apps
+var appName, version = service.AppName()
+
+func main() {
+	ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, os.Kill)
+	go func() {
+		<-ctx.Done()
+		defer cancel() // restore interrupt function
+	}()
+	if err := run(ctx); err != nil {
+		log.Fatal(err)
+		os.Exit(1)
+	}
+}
+func run(ctx context.Context) error {
+	svc := &service.Harness{}
+	ctx, stop := lg.Init(ctx, appName)
+	svc.OnStop(stop)
+	svc.Add(lg.NewHTTP(ctx))
+	svc.Setup(ctx, apps.Apps()...)
+
+	// Run application
+	if err := svc.Run(ctx, appName, version); err != nil && !errors.Is(err, http.ErrServerClosed) {
+		return err
+	}
+	return nil
+}

cmd/ev/svc.es.go

@@ -0,0 +1,54 @@
+package main
+
+import (
+	"context"
+
+	"go.sour.is/pkg/env"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/service"
+	"go.uber.org/multierr"
+
+	"go.sour.is/ev"
+	diskstore "go.sour.is/ev/driver/disk-store"
+	memstore "go.sour.is/ev/driver/mem-store"
+	"go.sour.is/ev/driver/projecter"
+	resolvelinks "go.sour.is/ev/driver/resolve-links"
+	"go.sour.is/ev/driver/streamer"
+	"go.sour.is/ev/event"
+	gql_ev "go.sour.is/ev/gql"
+)
+
+var _ = apps.Register(10, func(ctx context.Context, svc *service.Harness) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	// setup eventstore
+	err := multierr.Combine(
+		ev.Init(ctx),
+		event.Init(ctx),
+		diskstore.Init(ctx),
+		memstore.Init(ctx),
+	)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+
+	eventstore, err := ev.Open(
+		ctx,
+		env.Default("EV_DATA", "mem:"),
+		resolvelinks.New(),
+		streamer.New(ctx),
+		projecter.New(
+			ctx,
+			projecter.DefaultProjection,
+		),
+	)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	svc.Add(eventstore, &gql_ev.EventStore{EventStore: eventstore})
+
+	return nil
+})

cmd/ev/svc.gql.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"context"
+	"net/http"
+
+	"go.sour.is/pkg/gql/resolver"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/mux"
+	"go.sour.is/pkg/service"
+	"go.sour.is/pkg/slice"
+	"go.sour.is/tools/app/gql"
+)
+
+var _ = apps.Register(90, func(ctx context.Context, svc *service.Harness) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	span.AddEvent("Enable GraphQL")
+	gql, err := resolver.New(ctx, &gql.Resolver{}, slice.FilterType[resolver.IsResolver](svc.Services...)...)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	gql.CheckOrigin = func(r *http.Request) bool {
+		switch r.Header.Get("Origin") {
+		case "https://ev.sour.is", "https://www.graphqlbin.com", "http://localhost:8080":
+			return true
+		default:
+			return false
+		}
+	}
+
+	svc.Add(gql)
+	svc.Add(mux.RegisterHTTP(func(mux *http.ServeMux) {
+		mux.Handle("/", http.RedirectHandler("/playground", http.StatusTemporaryRedirect))
+	}))
+
+	return nil
+})

cmd/ev/svc.http.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"strings"
+
+	"github.com/rs/cors"
+
+	"go.sour.is/pkg/env"
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/mux"
+	"go.sour.is/pkg/service"
+	"go.sour.is/pkg/slice"
+)
+
+var _ = apps.Register(20, func(ctx context.Context, svc *service.Harness) error {
+	s := &http.Server{}
+	svc.Add(s)
+
+	mux := mux.New()
+	s.Handler = cors.AllowAll().Handler(mux)
+
+	// s.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+	// 	log.Println(r.URL.Path)
+	// 	mux.ServeHTTP(w, r)
+	// })
+
+	s.Addr = env.Default("EV_HTTP", ":8080")
+	if strings.HasPrefix(s.Addr, ":") {
+		s.Addr = "[::]" + s.Addr
+	}
+	svc.OnStart(func(ctx context.Context) error {
+		_, span := lg.Span(ctx)
+		defer span.End()
+
+		log.Print("Listen on ", s.Addr)
+		span.AddEvent("begin listen and serve on " + s.Addr)
+
+		mux.Add(slice.FilterType[interface{ RegisterHTTP(*http.ServeMux) }](svc.Services...)...)
+		return s.ListenAndServe()
+	})
+	svc.OnStop(s.Shutdown)
+
+	return nil
+})

cmd/msgbus/app.msgbus.go

@@ -0,0 +1 @@
+../ev/app.msgbus.go

cmd/msgbus/main.go

@@ -0,0 +1 @@
+../ev/main.go

cmd/msgbus/svc.es.go

@@ -0,0 +1 @@
+../ev/svc.es.go

cmd/msgbus/svc.gql.go

@@ -0,0 +1 @@
+../ev/svc.gql.go

cmd/msgbus/svc.http.go

@@ -0,0 +1 @@
+../ev/svc.http.go

cmd/peers/app.peerfinder.go

@@ -0,0 +1 @@
+../ev/app.peerfinder.go

cmd/peers/main.go

@@ -0,0 +1 @@
+../ev/main.go

cmd/peers/svc.es.go

@@ -0,0 +1 @@
+../ev/svc.es.go

cmd/peers/svc.http.go

@@ -0,0 +1 @@
+../ev/svc.http.go

cmd/salty/app.msgbus.go

@@ -0,0 +1 @@
+../ev/app.msgbus.go

cmd/salty/app.salty.go

@@ -0,0 +1 @@
+../ev/app.salty.go

cmd/salty/main.go

@@ -0,0 +1 @@
+../ev/main.go

cmd/salty/svc.es.go

@@ -0,0 +1 @@
+../ev/svc.es.go

cmd/salty/svc.http.go

@@ -0,0 +1 @@
+../ev/svc.http.go

cmd/webfinger-cli/main.go

@@ -0,0 +1,290 @@
+package main
+
+import (
+	"bufio"
+	"context"
+	"crypto/ed25519"
+	"encoding/base64"
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"os"
+	"os/signal"
+	"path/filepath"
+	"strings"
+
+	"github.com/docopt/docopt-go"
+	"go.sour.is/pkg/xdg"
+	"gopkg.in/yaml.v3"
+
+	"go.sour.is/tools/app/webfinger"
+)
+
+var usage = `Webfinger CLI.
+usage:
+  webfinger-cli gen [--key KEY] [--force]
+  webfinger-cli get [--host HOST] <subject> [<rel>...]
+  webfinger-cli put [--host HOST] [--key KEY] <filename>
+  webfinger-cli rm  [--host HOST] [--key KEY] <subject>
+
+Options:
+  --key <key>      From key [default: ` + xdg.Get(xdg.EnvConfigHome, "webfinger/$USER.key") + `]
+  --host <host>    Hostname to use [default: https://ev.sour.is]
+  --force, -f      Force recreate key for gen
+`
+
+type opts struct {
+	Gen    bool `docopt:"gen"`
+	Get    bool `docopt:"get"`
+	Put    bool `docopt:"put"`
+	Remove bool `docopt:"rm"`
+
+	Key     string   `docopt:"--key"`
+	Host    string   `docopt:"--host"`
+	File    string   `docopt:"<filename>"`
+	Subject string   `docopt:"<subject>"`
+	Rel     []string `docopt:"<rel>"`
+
+	Force bool `docopt:"--force"`
+}
+
+func main() {
+	o, err := docopt.ParseDoc(usage)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(2)
+	}
+
+	var opts opts
+	o.Bind(&opts)
+
+	ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, os.Kill)
+	go func() {
+		<-ctx.Done()
+		defer cancel() // restore interrupt function
+	}()
+
+	if err := run(opts); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}
+
+func run(opts opts) error {
+	// fmt.Fprintf(os.Stderr, "%#v\n", opts)
+
+	switch {
+	case opts.Gen:
+		err := mkKeyfile(opts.Key, opts.Force)
+		if err != nil {
+			return err
+		}
+		fmt.Println("wrote keyfile to", opts.Key)
+	case opts.Get:
+		url, err := url.Parse(opts.Host)
+		if err != nil {
+			return err
+		}
+
+		url.Path = "/.well-known/webfinger"
+		query := url.Query()
+		query.Set("resource", opts.Subject)
+		for _, rel := range opts.Rel {
+			query.Add("rel", rel)
+		}
+		url.RawQuery = query.Encode()
+
+		req, err := http.NewRequest(http.MethodGet, url.String(), nil)
+		if err != nil {
+			return err
+		}
+
+		res, err := http.DefaultClient.Do(req)
+		if err != nil {
+			return err
+		}
+		defer res.Body.Close()
+
+		s, err := io.ReadAll(res.Body)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println(string(s))
+	case opts.Remove:
+		url, err := url.Parse(opts.Host)
+		if err != nil {
+			return err
+		}
+
+		url.Path = "/.well-known/webfinger"
+
+		key, err := readKeyfile(opts.Key)
+		if err != nil {
+			return err
+		}
+
+		jrd := &webfinger.JRD{Subject: opts.Subject}
+		token, err := webfinger.NewSignedRequest(jrd, key)
+		if err != nil {
+			return err
+		}
+
+		body := strings.NewReader(token)
+		req, err := http.NewRequest(http.MethodDelete, url.String(), body)
+		if err != nil {
+			return err
+		}
+
+		res, err := http.DefaultClient.Do(req)
+		if err != nil {
+			return err
+		}
+		defer res.Body.Close()
+
+		s, err := io.ReadAll(res.Body)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println(res.Status, string(s))
+	case opts.Put:
+		url, err := url.Parse(opts.Host)
+		if err != nil {
+			return err
+		}
+
+		url.Path = "/.well-known/webfinger"
+
+		key, err := readKeyfile(opts.Key)
+		if err != nil {
+			return err
+		}
+
+		fmt.Fprintln(os.Stderr, opts.File)
+		fp, err := os.Open(opts.File)
+		if err != nil {
+			return err
+		}
+		y := yaml.NewDecoder(fp)
+
+		for err == nil {
+			jrd := &webfinger.JRD{}
+
+			err = y.Decode(jrd)
+			if err != nil {
+				break
+			}
+
+			fmt.Fprintln(os.Stderr, jrd)
+
+			token, err := webfinger.NewSignedRequest(jrd, key)
+			if err != nil {
+				return err
+			}
+
+			body := strings.NewReader(token)
+
+			req, err := http.NewRequest(http.MethodPut, url.String(), body)
+			if err != nil {
+				return err
+			}
+
+			res, err := http.DefaultClient.Do(req)
+			if err != nil {
+				return err
+			}
+			defer res.Body.Close()
+
+			s, err := io.ReadAll(res.Body)
+			if err != nil {
+				return err
+			}
+
+			fmt.Println(res.Status, string(s))
+
+		}
+		if err != nil && !errors.Is(err, io.EOF) {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func enc(b []byte) string {
+	return base64.RawURLEncoding.EncodeToString(b)
+}
+func dec(s string) ([]byte, error) {
+	s = strings.TrimSpace(s)
+	return base64.RawURLEncoding.DecodeString(s)
+}
+
+func mkKeyfile(keyfile string, force bool) error {
+	pub, priv, err := ed25519.GenerateKey(nil)
+	if err != nil {
+		return err
+	}
+
+	err = os.MkdirAll(filepath.Dir(keyfile), 0700)
+	if err != nil {
+		return err
+	}
+
+	_, err = os.Stat(keyfile)
+	if !os.IsNotExist(err) {
+		if force {
+			fmt.Println("removing keyfile", keyfile)
+			err = os.Remove(keyfile)
+			if err != nil {
+				return err
+			}
+		} else {
+			return fmt.Errorf("the keyfile %s exists. use --force", keyfile)
+		}
+	}
+
+	fp, err := os.OpenFile(keyfile, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0600)
+	if err != nil {
+		return err
+	}
+	fmt.Fprint(fp, "# pub: ", enc(pub), "\n", enc(priv))
+
+	return fp.Close()
+}
+
+func readKeyfile(keyfile string) (ed25519.PrivateKey, error) {
+	fd, err := os.Stat(keyfile)
+	if err != nil {
+		return nil, err
+	}
+
+	if fd.Mode()&0066 != 0 {
+		return nil, fmt.Errorf("permissions are too weak")
+	}
+
+	f, err := os.Open(keyfile)
+	scan := bufio.NewScanner(f)
+
+	var key ed25519.PrivateKey
+	for scan.Scan() {
+		txt := scan.Text()
+		if strings.HasPrefix(txt, "#") {
+			continue
+		}
+		if strings.TrimSpace(txt) == "" {
+			continue
+		}
+
+		txt = strings.TrimPrefix(txt, "# priv: ")
+		b, err := dec(txt)
+		if err != nil {
+			return nil, err
+		}
+		key = b
+	}
+
+	return key, err
+}

cmd/webfinger/app.webfinger.go

@@ -0,0 +1 @@
+../ev/app.webfinger.go

cmd/webfinger/main.go

@@ -0,0 +1 @@
+../ev/main.go

cmd/webfinger/svc.es.go

@@ -0,0 +1 @@
+../ev/svc.es.go

cmd/webfinger/svc.http.go

@@ -0,0 +1 @@
+../ev/svc.http.go

cmd/webfinger/webfinger_e2e_test.go

@@ -0,0 +1,123 @@
+//go:build ignore
+
+package main
+
+import (
+	"context"
+	"crypto/ed25519"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/matryer/is"
+	"go.sour.is/ev/app/webfinger"
+	"go.sour.is/ev/pkg/service"
+	"golang.org/x/sync/errgroup"
+)
+
+func TestMain(m *testing.M) {
+	data, err := os.MkdirTemp("", "data*")
+	if err != nil {
+		fmt.Printf("error creating data dir: %s\n", err)
+		os.Exit(1)
+	}
+	defer os.RemoveAll(data)
+
+	os.Setenv("EV_DATA", "mem:")
+	os.Setenv("EV_HTTP", "[::1]:61234")
+	os.Setenv("WEBFINGER_DOMAINS", "sour.is")
+
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	running := make(chan struct{})
+	apps.Register(99, func(ctx context.Context, s *service.Harness) error {
+		go func() {
+			<-s.OnRunning()
+			close(running)
+		}()
+
+		return nil
+	})
+
+	wg, ctx := errgroup.WithContext(ctx)
+	wg.Go(func() error {
+		// Run application
+		if err := run(ctx); err != nil {
+			return err
+		}
+		return nil
+	})
+	wg.Go(func() error {
+		<-running
+		m.Run()
+		cancel()
+		return nil
+	})
+
+	if err := wg.Wait(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}
+
+func TestE2EGetHTTP(t *testing.T) {
+	is := is.New(t)
+	res, err := http.DefaultClient.Get("http://[::1]:61234/.well-known/webfinger")
+	is.NoErr(err)
+	is.Equal(res.StatusCode, http.StatusBadRequest)
+}
+
+func TestE2ECreateResource(t *testing.T) {
+	is := is.New(t)
+
+	_, priv, err := ed25519.GenerateKey(nil)
+	is.NoErr(err)
+
+	jrd := &webfinger.JRD{
+		Subject: "acct:me@sour.is",
+		Properties: map[string]*string{
+			"foo": ptr("bar"),
+		},
+	}
+
+	// create
+	token, err := webfinger.NewSignedRequest(jrd, priv)
+	is.NoErr(err)
+
+	req, err := http.NewRequest(http.MethodPut, "http://[::1]:61234/.well-known/webfinger", strings.NewReader(token))
+	is.NoErr(err)
+
+	res, err := http.DefaultClient.Do(req)
+	is.NoErr(err)
+
+	is.Equal(res.StatusCode, http.StatusCreated)
+
+	// repeat
+	req, err = http.NewRequest(http.MethodPut, "http://[::1]:61234/.well-known/webfinger", strings.NewReader(token))
+	is.NoErr(err)
+
+	res, err = http.DefaultClient.Do(req)
+	is.NoErr(err)
+
+	is.Equal(res.StatusCode, http.StatusAlreadyReported)
+
+	// fetch
+	req, err = http.NewRequest(http.MethodGet, "http://[::1]:61234/.well-known/webfinger?resource=acct:me@sour.is", nil)
+	is.NoErr(err)
+
+	res, err = http.DefaultClient.Do(req)
+	is.NoErr(err)
+
+	is.Equal(res.StatusCode, http.StatusOK)
+
+	resJRD := &webfinger.JRD{}
+	err = json.NewDecoder(res.Body).Decode(resJRD)
+	is.NoErr(err)
+	is.Equal(jrd.Subject, resJRD.Subject)
+}
+
+func ptr[T any](t T) *T { return &t }