86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
package main
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import (
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"bufio"
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"context"
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"flag"
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"fmt"
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"os"
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"os/signal"
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"syscall"
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"time"
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sdk "ownwire.net/ownwire-sdk"
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)
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func main() {
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url := flag.String("url", "", "websocket url, e.g. ws://localhost:8080/ownwire")
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resume_session_id := flag.String("resume", "", "resume session id (optional)")
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flag.Parse()
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if *url == "" {
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fmt.Fprintln(os.Stderr, "missing -url")
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os.Exit(2)
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}
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client := sdk.NewClient(sdk.ClientOptions{
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Url: *url,
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})
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ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
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defer cancel()
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if err := client.Connect(ctx, *resume_session_id); err != nil {
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fmt.Fprintf(os.Stderr, "connect failed: %v\n", err)
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os.Exit(1)
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}
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fmt.Println("connected")
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sig_ch := make(chan os.Signal, 1)
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signal.Notify(sig_ch, syscall.SIGINT, syscall.SIGTERM)
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go func() {
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for ev := range client.Events() {
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switch ev.Kind {
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case sdk.EventOpened:
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fmt.Println("[opened]")
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case sdk.EventClosed:
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fmt.Println("[closed]")
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return
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case sdk.EventError:
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fmt.Fprintf(os.Stderr, "[error] %v\n", ev.Err)
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case sdk.EventMessage:
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if ev.Message.Metadata != "" {
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fmt.Printf("[msg #%d] %s | %s\n", ev.Message.SeqNum, ev.Message.Metadata, ev.Message.Content)
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} else {
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fmt.Printf("[msg #%d] %s\n", ev.Message.SeqNum, ev.Message.Content)
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}
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}
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}
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}()
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go func() {
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<-sig_ch
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client.Close()
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os.Exit(0)
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}()
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scanner := bufio.NewScanner(os.Stdin)
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for scanner.Scan() {
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line := scanner.Text()
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send_ctx, send_cancel := context.WithTimeout(context.Background(), 5*time.Second)
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err := client.Send(send_ctx, line, "")
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send_cancel()
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if err != nil {
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fmt.Fprintf(os.Stderr, "send failed: %v\n", err)
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}
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}
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if err := scanner.Err(); err != nil {
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fmt.Fprintf(os.Stderr, "stdin error: %v\n", err)
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}
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client.Close()
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}
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