hwt/cmd/hwtc/main.go

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package main
import (
"context"
"fmt"
"net/http"
"os"
"strings"
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"github.com/twitchtv/twirp"
"mcquay.me/hwt"
pb "mcquay.me/hwt/rpc/hwt"
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)
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const usage = "hwtc <server address> [subject]"
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func main() {
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if len(os.Args) < 3 {
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fmt.Fprintf(os.Stderr, "%v\n", usage)
os.Exit(1)
}
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c := pb.NewHelloWorldProtobufClient(fmt.Sprintf("http://%s", os.Args[1]), &http.Client{})
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h := http.Header{}
h.Set("sm-auth", hwt.PSK)
ctx := context.Background()
ctx, err := twirp.WithHTTPRequestHeaders(ctx, h)
if err != nil {
fmt.Fprintf(os.Stderr, "setting twirp headers: %v\n", err)
os.Exit(1)
}
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s := make(chan bool, 10)
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for i := 0; ; i++ {
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s <- true
go func(j int) {
resp, err := c.Hello(ctx, &pb.HelloReq{Subject: strings.Join(os.Args[2:], " ")})
if err != nil {
fmt.Fprintf(os.Stderr, "hello: %#v\n", err)
os.Exit(1)
}
fmt.Printf("0x%08x: %#v\n", j, resp)
<-s
}(i)
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}
}