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package main
import (
"context"
"encoding/json"
"flag"
"io"
"log"
"os"
"strings"
"time"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/credentials/insecure"
pb "northwest.io/muxstr/api/nostr/v1"
"code.northwest.io/nostr"
)
func main() {
addr := flag.String("addr", "localhost:50051", "relay address")
flag.Parse()
// Auto-detect TLS: use TLS for port 443 or non-localhost addresses
var opts []grpc.DialOption
useTLS := strings.HasSuffix(*addr, ":443") ||
(!strings.HasPrefix(*addr, "localhost") && !strings.HasPrefix(*addr, "127.0.0.1") && !strings.HasPrefix(*addr, ":"))
if useTLS {
opts = append(opts, grpc.WithTransportCredentials(credentials.NewClientTLSFromCert(nil, "")))
log.Printf("Connecting with TLS to %s", *addr)
} else {
opts = append(opts, grpc.WithTransportCredentials(insecure.NewCredentials()))
log.Printf("Connecting without TLS to %s", *addr)
}
conn, err := grpc.NewClient(*addr, opts...)
if err != nil {
log.Fatalf("failed to connect: %v", err)
}
defer conn.Close()
client := pb.NewNostrRelayClient(conn)
ctx := context.Background()
var event *nostr.Event
stat, _ := os.Stdin.Stat()
if (stat.Mode() & os.ModeCharDevice) == 0 {
data, err := io.ReadAll(os.Stdin)
if err != nil {
log.Fatalf("failed to read stdin: %v", err)
}
event = &nostr.Event{}
if err := json.Unmarshal(data, event); err != nil {
log.Fatalf("failed to parse JSON event: %v", err)
}
log.Printf("Read event from stdin: %s", event.ID[:16])
} else {
key, err := nostr.GenerateKey()
if err != nil {
log.Fatalf("failed to generate key: %v", err)
}
log.Printf("Generated key: %s", key.Npub())
event = &nostr.Event{
PubKey: key.Public(),
CreatedAt: time.Now().Unix(),
Kind: 1,
Tags: nostr.Tags{},
Content: "Hello from gRPC client!",
}
if err := key.Sign(event); err != nil {
log.Fatalf("failed to sign event: %v", err)
}
}
tags := make([]*pb.Tag, len(event.Tags))
for i, tag := range event.Tags {
tags[i] = &pb.Tag{Values: tag}
}
pbEvent := &pb.Event{
Id: event.ID,
Pubkey: event.PubKey,
CreatedAt: event.CreatedAt,
Kind: int32(event.Kind),
Tags: tags,
Content: event.Content,
Sig: event.Sig,
}
log.Println("Publishing event...")
resp, err := client.PublishEvent(ctx, &pb.PublishEventRequest{Event: pbEvent})
if err != nil {
log.Fatalf("failed to publish: %v", err)
}
if resp.Accepted {
log.Printf("✓ Event published successfully: %s", event.ID)
} else {
log.Printf("✗ Event rejected: %s", resp.Message)
return
}
log.Println("Querying events...")
queryResp, err := client.QueryEvents(ctx, &pb.QueryRequest{
Filters: []*pb.Filter{
{Authors: []string{event.PubKey}},
},
})
if err != nil {
log.Fatalf("failed to query: %v", err)
}
log.Printf("Found %d events from author %s", len(queryResp.Events), event.PubKey[:16])
for _, e := range queryResp.Events {
log.Printf(" - %s: %s", e.Id[:16], e.Content)
}
}
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