Minimal async HTTP

common/httpasync.go

@@ -0,0 +1,35 @@
+package common
+
+import "net/http"
+
+type JobResult struct {
+	Res *http.Response
+	Err error
+	ReqData interface{} // job.data
+}
+
+type job struct {
+	req *http.Request
+	c chan JobResult
+	data interface{}
+}
+
+var jobs = make(chan job)
+
+func InitAsyncHTTP(nWorkers uint) {
+	for i := uint(0); i < nWorkers; i++ {
+		go asyncHTTPWorker()
+	}
+}
+
+func DoAsyncHTTP(r *http.Request, c chan JobResult, data interface{}) {
+	jobs <- job{r, c, data}
+}
+
+func asyncHTTPWorker() {
+	for {
+		job := <-jobs
+		res, err := Client.Do(job.req)
+		job.c <- JobResult{res, err, job.data}
+	}
+}