112 lines
3.0 KiB
Go
112 lines
3.0 KiB
Go
package api
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import (
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"encoding/json"
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"fmt"
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"io"
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"log"
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"net/http"
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"os"
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"path"
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"strconv"
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"time"
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"github.com/julienschmidt/httprouter"
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)
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var Simulator string
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var TeamsDir string
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type QAUser struct {
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User string `json:"name"`
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TeamId int64 `json:"id_team"`
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}
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type DispatchFunction func(QAUser, httprouter.Params, []byte) (interface{}, error)
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func apiHandler(f DispatchFunction) func(http.ResponseWriter, *http.Request, httprouter.Params) {
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return func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
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ficteam := Simulator
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if t := r.Header.Get("X-FIC-Team"); t != "" {
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ficteam = t
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}
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var teamid int64
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var err error
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if ficteam == "" {
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log.Printf("%s 401 \"%s %s\" [%s]\n", r.RemoteAddr, r.Method, r.URL.Path, r.UserAgent())
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w.Header().Set("Content-Type", "application/json")
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http.Error(w, fmt.Sprintf("{errmsg:\"Need to authenticate.\"}"), http.StatusUnauthorized)
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return
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} else if teamid, err = strconv.ParseInt(ficteam, 10, 64); err != nil {
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if lnk, err := os.Readlink(path.Join(TeamsDir, ficteam)); err != nil {
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log.Printf("[ERR] Unable to readlink %q: %s\n", path.Join(TeamsDir, ficteam), err)
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return
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} else if teamid, err = strconv.ParseInt(lnk, 10, 64); err != nil {
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log.Printf("[ERR] Error during ParseInt team %q: %s\n", lnk, err)
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return
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}
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}
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log.Printf("%s \"%s %s\" [%s]\n", r.RemoteAddr, r.Method, r.URL.Path, r.UserAgent())
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// Read the body
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if r.ContentLength < 0 || r.ContentLength > 6553600 {
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http.Error(w, fmt.Sprintf("{errmsg:\"Request too large or request size unknown\"}"), http.StatusRequestEntityTooLarge)
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return
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}
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var body []byte
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if r.ContentLength > 0 {
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tmp := make([]byte, 1024)
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for {
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n, err := r.Body.Read(tmp)
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for j := 0; j < n; j++ {
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body = append(body, tmp[j])
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}
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if err != nil || n <= 0 {
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break
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}
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}
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}
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var ret interface{}
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ret, err = f(QAUser{ficteam, teamid}, ps, body)
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// Format response
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resStatus := http.StatusOK
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if err != nil {
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ret = map[string]string{"errmsg": err.Error()}
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resStatus = http.StatusBadRequest
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log.Println(r.RemoteAddr, resStatus, err.Error())
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}
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if ret == nil {
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ret = map[string]string{"errmsg": "Page not found"}
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resStatus = http.StatusNotFound
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}
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w.Header().Set("X-FIC-Time", fmt.Sprintf("%f", float64(time.Now().UnixNano()/1000)/1000000))
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if str, found := ret.(string); found {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(resStatus)
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io.WriteString(w, str)
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} else if bts, found := ret.([]byte); found {
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w.Header().Set("Content-Type", "application/octet-stream")
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w.Header().Set("Content-Disposition", "attachment")
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w.Header().Set("Content-Transfer-Encoding", "binary")
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w.WriteHeader(resStatus)
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w.Write(bts)
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} else if j, err := json.Marshal(ret); err != nil {
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w.Header().Set("Content-Type", "application/json")
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http.Error(w, fmt.Sprintf("{\"errmsg\":%q}", err), http.StatusInternalServerError)
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} else {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(resStatus)
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w.Write(j)
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}
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}
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}
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