func apiClientForAddr(addr ma.Multiaddr) (cmdsHttp.Client, error) {
_, host, err := manet.DialArgs(addr)
if err != nil {
return nil, err
}
return cmdsHttp.NewClient(host), nil
}
func main() {
flag.Parse()
// extract address from host flag
addr, err := ma.NewMultiaddr(*host)
if err != nil {
log.Fatal("NewMultiaddr() failed: ", err)
}
p := addr.Protocols()
if len(p) < 2 {
log.Fatal("need two protocols in host flag (/ip/tcp): ", addr)
}
_, host, err := manet.DialArgs(addr)
if err != nil {
log.Fatal("manet.DialArgs() failed: ", err)
}
if *verbose { // lower log level
logging.SetDebugLogging()
}
// construct url to dial
var u url.URL
u.Scheme = "http"
u.Host = host
u.Path = *endpoint
// show what we got
start := time.Now()
log.Debug("starting at %s, tries: %d, timeout: %s, url: %s", start, *tries, *timeout, u)
for *tries > 0 {
err := checkOK(http.Get(u.String()))
if err == nil {
log.Debugf("ok - endpoint reachable with %d tries remaining, took %s", *tries, time.Since(start))
os.Exit(0)
}
log.Debug("get failed: ", err)
time.Sleep(*timeout)
*tries--
}
log.Error("failed.")
os.Exit(1)
}