package main // Open url in browser: // http://localhost:14000/app import ( "database/sql" "fmt" "github.com/RangelReale/osin" "github.com/RangelReale/osin/example" "github.com/felipeweb/osin-mysql" _ "github.com/go-sql-driver/mysql" "net/http" "net/url" ) func main() { urldb := "root:@tcp(localhost:3306)/osin?parseTime=true" db, err := sql.Open("mysql", urldb) if err != nil { panic(err) } store := mysql.New(db, "osin_") err = store.CreateSchemas() if err != nil { panic(err) } cfg := osin.NewServerConfig() cfg.AllowGetAccessRequest = true cfg.AllowClientSecretInParams = true server := osin.NewServer(cfg, store) // Authorization code endpoint http.HandleFunc("/authorize", func(w http.ResponseWriter, r *http.Request) { resp := server.NewResponse() defer resp.Close() if ar := server.HandleAuthorizeRequest(resp, r); ar != nil { if !example.HandleLoginPage(ar, w, r) { return } ar.Authorized = true server.FinishAuthorizeRequest(resp, r, ar) } if resp.IsError && resp.InternalError != nil { fmt.Printf("ERROR: %s\n", resp.InternalError) } osin.OutputJSON(resp, w, r) }) // Access token endpoint http.HandleFunc("/token", func(w http.ResponseWriter, r *http.Request) { resp := server.NewResponse() defer resp.Close() if ar := server.HandleAccessRequest(resp, r); ar != nil { ar.Authorized = true server.FinishAccessRequest(resp, r, ar) } if resp.IsError && resp.InternalError != nil { fmt.Printf("ERROR: %s\n", resp.InternalError) } osin.OutputJSON(resp, w, r) }) // Information endpoint http.HandleFunc("/info", func(w http.ResponseWriter, r *http.Request) { resp := server.NewResponse() defer resp.Close() if ir := server.HandleInfoRequest(resp, r); ir != nil { server.FinishInfoRequest(resp, r, ir) } osin.OutputJSON(resp, w, r) }) // Application home endpoint http.HandleFunc("/app", func(w http.ResponseWriter, r *http.Request) { w.Write([]byte("")) w.Write([]byte(fmt.Sprintf("Login
", url.QueryEscape("http://localhost:14000/appauth/code")))) w.Write([]byte("")) }) // Application destination - CODE http.HandleFunc("/appauth/code", func(w http.ResponseWriter, r *http.Request) { r.ParseForm() code := r.Form.Get("code") w.Write([]byte("")) w.Write([]byte("APP AUTH - CODE
")) defer w.Write([]byte("")) if code == "" { w.Write([]byte("Nothing to do")) return } jr := make(map[string]interface{}) // build access code url aurl := fmt.Sprintf("/token?grant_type=authorization_code&client_id=1234&client_secret=aabbccdd&state=xyz&redirect_uri=%s&code=%s", url.QueryEscape("http://localhost:14000/appauth/code"), url.QueryEscape(code)) // if parse, download and parse json if r.Form.Get("doparse") == "1" { err := example.DownloadAccessToken(fmt.Sprintf("http://localhost:14000%s", aurl), &osin.BasicAuth{"1234", "aabbccdd"}, jr) if err != nil { w.Write([]byte(err.Error())) w.Write([]byte("
")) } } // show json error if erd, ok := jr["error"]; ok { w.Write([]byte(fmt.Sprintf("ERROR: %s
\n", erd))) } // show json access token if at, ok := jr["access_token"]; ok { w.Write([]byte(fmt.Sprintf("ACCESS TOKEN: %s
\n", at))) } w.Write([]byte(fmt.Sprintf("FULL RESULT: %+v
\n", jr))) // output links w.Write([]byte(fmt.Sprintf("Goto Token URL
", aurl))) cururl := *r.URL curq := cururl.Query() curq.Add("doparse", "1") cururl.RawQuery = curq.Encode() w.Write([]byte(fmt.Sprintf("Download Token
", cururl.String()))) }) http.ListenAndServe(":14000", nil) }