| package handlers |
|
|
| import ( |
| "encoding/base64" |
| "io" |
| "log" |
| "net/http" |
|
|
| "github.com/gorilla/mux" |
| ) |
|
|
| func file(rw http.ResponseWriter, req *http.Request) { |
| vars := mux.Vars(req) |
| sessionId := vars["sessionId"] |
| instanceName := vars["instanceName"] |
|
|
| query := req.URL.Query() |
|
|
| path := query.Get("path") |
|
|
| if path == "" { |
| rw.WriteHeader(http.StatusBadRequest) |
| return |
| } |
|
|
| s, _ := core.SessionGet(sessionId) |
| if s == nil { |
| rw.WriteHeader(http.StatusNotFound) |
| return |
| } |
|
|
| i := core.InstanceGet(s, instanceName) |
| if i == nil { |
| rw.WriteHeader(http.StatusNotFound) |
| return |
| } |
|
|
| instanceFile, err := core.InstanceFile(i, path) |
| if err != nil { |
| log.Println(err) |
| rw.WriteHeader(http.StatusInternalServerError) |
| return |
| } |
|
|
| encoder := base64.NewEncoder(base64.StdEncoding, rw) |
|
|
| if _, err = io.Copy(encoder, instanceFile); err != nil { |
| log.Println(err) |
| rw.WriteHeader(http.StatusInternalServerError) |
| return |
| } |
|
|
| encoder.Close() |
| } |
|
|
