diff options
Diffstat (limited to 'main.go')
| -rw-r--r-- | main.go | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/main.go b/main.go index f5f395d..c585080 100644 --- a/main.go +++ b/main.go @@ -89,9 +89,10 @@ func getallstarsHandler(w http.ResponseWriter, r *http.Request) { vars := mux.Vars(r) treeindex, _ := strconv.ParseInt(vars["treeindex"], 10, 0) - listofstars := listofstars(treeindex) + // get a pointer to the list of all stars + listOfStars := listofstars(treeindex) - _, _ = fmt.Fprintf(w, "Got the listofstars, it's %v\n", listofstars) + _, _ = fmt.Fprintf(w, "Got the listOfStars, it's %v\n", listOfStars) } // dbUpdateTotalMass updates the Total mass of each node by recursively iterating over all subnodes @@ -121,15 +122,13 @@ func dbUpdateCenterOfMass(treeindex int64) { // listofstars returns a pointer to a list of all stars func listofstars(treeindex int64) *[]structs.Star2D { + // define and make the request requesturl := fmt.Sprintf("http://db/starlist/%d", int(treeindex)) - fmt.Printf("requesturl: %s\n", requesturl) resp, err := http.Get(requesturl) - fmt.Println("After http GET, but before the error handling") if err != nil { fmt.Println("PANIC") panic(err) } - fmt.Println("After http GET and after error handling") defer resp.Body.Close() // read the response containing a list of all stars in json format @@ -143,17 +142,10 @@ func listofstars(treeindex int64) *[]structs.Star2D { panic(jsonUnmarschalErr) } - fmt.Printf("listofstars: %v\n", *listofstars) - listofstar := *listofstars - - for i := 0; i < len(*listofstars); i++ { - fmt.Println(listofstar[i]) - } - return listofstars } -// newHandler makes a request to the database container creating a new tree +// newHandler makes a request to the database container creating a new tree creating a new tree func newHandler(w http.ResponseWriter, r *http.Request) { vars := mux.Vars(r) treewidth, _ := strconv.ParseFloat(vars["w"], 64) @@ -189,11 +181,13 @@ func metricHandler(w http.ResponseWriter, r *http.Request) { log.Println("The MetricHandler was accessed") mutex.Lock() + // if the request is a GET request, return the metrics map element wise if r.Method == "GET" { for key, value := range metrics { _, _ = fmt.Fprintf(w, "manager_%s %v\n", key, value) } + // if the request is a POST request, insert the incoming metric into the map } else if r.Method == "POST" { log.Println("Incomming POST") @@ -231,6 +225,7 @@ func getstarHandler(w http.ResponseWriter, r *http.Request) { _, _ = fmt.Fprintf(w, "%v", star) } +// fillStarBufferChannel fills the starBufferChannel with all the stars from the next timestep func fillStarBufferChannel() { fmt.Println("Filling the star buffer channel") @@ -239,6 +234,8 @@ func fillStarBufferChannel() { // be inserted into the StarBufferChannel next listofstars := listofstars(currentStarBuffer) + // insert all the stars from the list of stars into the starBufferChannel in the form of + // a star galaxy, a type combining the star and the galaxy it belongs into into a single type for _, star := range *listofstars { starBufferChannel <- structs.Stargalaxy{star, currentStarBuffer} } @@ -247,17 +244,20 @@ func fillStarBufferChannel() { currentStarBuffer += 1 } +// providestarsHandler returns a single star for usage by the simulator container func providestarsHandler(w http.ResponseWriter, r *http.Request) { fmt.Println("Providing stars from the StarBufferHandler") - // if there are no stars in the star buffer channel, fill the star buffer channel width stars + // if there are no stars in the star buffer channel, fill the star buffer channel with stars if len(starBufferChannel) == 0 { fillStarBufferChannel() } + // get a single star from the starBufferChannel and marshal it to json stargalaxy := <-starBufferChannel marshaledStargalaxy, _ := json.Marshal(stargalaxy) + // return the star _, _ = fmt.Fprintf(w, "%v", string(marshaledStargalaxy)) fmt.Println("Done providing stars from the StarBufferHandler") |
