forked from noise-lab/encore
/
submit.go
52 lines (41 loc) · 1.23 KB
/
submit.go
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package main
import (
"bytes"
"log"
"net/http"
"time"
"github.com/rcrowley/go-metrics"
"github.com/sburnett/encore/store"
)
type submitState struct {
results chan *store.Result
}
var submissionCount = metrics.GetOrRegisterCounter("ResultsSubmitted", nil)
var submissionErrorCount = metrics.GetOrRegisterCounter("ResultSubmissionRequestsMalformed", nil)
func NewSubmissionServer(s store.Store) *submitState {
resultsChan := make(chan *store.Result)
go s.WriteResults(resultsChan)
return &submitState{
results: resultsChan,
}
}
func (state *submitState) ServeHTTP(w http.ResponseWriter, r *http.Request) {
submissionCount.Inc(1)
// Let clients post results from any domain. This is necessary because
// our measurements run and report from third party Web sites.
w.Header().Add("Access-Control-Allow-Origin", "*")
var rawRequest bytes.Buffer
if err := r.Write(&rawRequest); err != nil {
log.Print("error writing HTTP request")
w.WriteHeader(http.StatusInternalServerError)
submissionErrorCount.Inc(1)
return
}
log.Printf("inserting new result from '%v'", r.RemoteAddr)
w.WriteHeader(http.StatusOK)
state.results <- &store.Result{
Timestamp: time.Now(),
RemoteAddr: r.RemoteAddr,
RawRequest: rawRequest.Bytes(),
}
}