Files
quicproquo/sdks/go/cmd/example/main.go
Christian Nennemann 65ff26235e feat: Sprint 7 — Go SDK with QUIC transport and Cap'n Proto RPC
First non-Rust client SDK for quicproquo ecosystem.

- Cap'n Proto codegen: generated 6487-line Go types from node.capnp
  with all 24 RPC methods (NodeService, Auth, Envelope)
- QUIC transport: quic-go + TLS 1.3, ALPN "capnp", single bidi stream,
  300s idle timeout, InsecureSkipVerify for dev, custom CA cert support
- High-level qpq package: Connect, Health, ResolveUser, CreateChannel,
  Send/SendWithTTL, Receive/ReceiveWait, DeleteAccount, OPAQUE wrappers
- Auth management: session token storage, version/token/deviceID on all RPCs
- Example program and README with API reference

All tests pass: go test ./..., go vet, go build
2026-03-04 01:03:02 +01:00

56 lines
1.4 KiB
Go

// Command example demonstrates basic usage of the quicproquo Go SDK.
package main
import (
"context"
"fmt"
"os"
"quicproquo.dev/sdk/go/qpq"
)
func main() {
addr := "127.0.0.1:5001"
if len(os.Args) > 1 {
addr = os.Args[1]
}
ctx := context.Background()
client, err := qpq.Connect(ctx, qpq.Options{
Addr: addr,
InsecureSkipVerify: true,
})
if err != nil {
fmt.Fprintf(os.Stderr, "connect failed: %v\n", err)
os.Exit(1)
}
defer client.Close()
status, err := client.Health(ctx)
if err != nil {
fmt.Fprintf(os.Stderr, "health check failed: %v\n", err)
os.Exit(1)
}
fmt.Printf("Server health: %s\n", status)
fmt.Println("\nUsage:")
fmt.Println(" // Authenticate with a pre-existing session token")
fmt.Println(" client.SetSessionToken(token)")
fmt.Println()
fmt.Println(" // Resolve a user's identity key")
fmt.Println(" key, err := client.ResolveUser(ctx, \"alice\")")
fmt.Println()
fmt.Println(" // Create a DM channel")
fmt.Println(" chID, wasNew, err := client.CreateChannel(ctx, peerKey)")
fmt.Println()
fmt.Println(" // Send a message")
fmt.Println(" seq, err := client.Send(ctx, recipientKey, payload)")
fmt.Println()
fmt.Println(" // Receive messages")
fmt.Println(" msgs, err := client.Receive(ctx, recipientKey)")
fmt.Println()
fmt.Println(" // Long-poll for messages (5 second timeout)")
fmt.Println(" msgs, err := client.ReceiveWait(ctx, recipientKey, 5000)")
}