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annotate pkg/controllers/token.go @ 1017:a244b18cb916

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Added GNU Affero General Public License. Adjusted the headers of the Go files to be AGPLv3.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Tue, 23 Oct 2018 18:15:14 +0200
parents 7934b5c1a910
children 4f9a1ff2c2ee
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1017
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1 // This is Free Software under GNU Affero General Public License v >= 3.0
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2 // without warranty, see README.md and license for details.
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3 //
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4 // SPDX-License-Identifier: AGPL-3.0-or-later
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5 // License-Filename: LICENSES/AGPL-3.0.txt
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6 //
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7 // Copyright (C) 2018 by via donau
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8 // – Österreichische Wasserstraßen-Gesellschaft mbH
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9 // Software engineering by Intevation GmbH
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10 //
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11 // Author(s):
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12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
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13
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63dd5216eee4 Refactored gemma server to be more REST-like.
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14 package controllers
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15
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16 import (
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17 "encoding/json"
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18 "fmt"
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19 "log"
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20 "net/http"
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21
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22 "gemma.intevation.de/gemma/pkg/auth"
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23 "gemma.intevation.de/gemma/pkg/models"
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24 )
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25
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26 func renew(rw http.ResponseWriter, req *http.Request) {
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27 token, _ := auth.GetToken(req)
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28 newToken, err := auth.Sessions.Renew(token)
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29 switch {
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30 case err == auth.ErrNoSuchToken:
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31 http.NotFound(rw, req)
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32 return
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33 case err != nil:
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34 log.Printf("error: %v\n", err)
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35 http.Error(rw, fmt.Sprintf("error: %v", err), http.StatusInternalServerError)
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36 return
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37 }
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38
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39 session, _ := auth.GetSession(req)
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40
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41 var result = struct {
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42 Token string `json:"token"`
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43 Expires int64 `json:"expires"`
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44 User string `json:"user"`
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45 Roles []string `json:"roles"`
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46 }{
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47 Token: newToken,
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48 Expires: session.ExpiresAt,
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49 User: session.User,
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50 Roles: session.Roles,
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51 }
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52
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53 SendJSON(rw, http.StatusOK, &result)
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54 }
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55
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56 func logout(rw http.ResponseWriter, req *http.Request) {
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57 token, ok := auth.GetToken(req)
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58 if !ok || !auth.Sessions.Delete(token) {
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59 http.NotFound(rw, req)
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60 return
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61 }
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62 rw.Header().Set("Content-Type", "text/plain")
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63 fmt.Fprintln(rw, "token deleted")
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64 }
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65
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66 func login(rw http.ResponseWriter, req *http.Request) {
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67
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68 var input struct {
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69 User models.UserName `json:"user"`
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70 Password string `json:"password"`
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71 }
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72 defer req.Body.Close()
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73 if err := json.NewDecoder(req.Body).Decode(&input); err != nil {
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74 log.Printf("%v\n", err)
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75 http.Error(rw, "error: "+err.Error(), http.StatusBadRequest)
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76 return
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77 }
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78
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79 if input.Password == "" {
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80 http.Error(rw, "Invalid credentials", http.StatusBadRequest)
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81 return
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82 }
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83
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84 token, session, err := auth.GenerateSession(
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85 string(input.User),
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86 input.Password)
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87 if err != nil {
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88 log.Printf("error: %v\n", err)
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89 http.Error(rw, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
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90 return
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91 }
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92
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93 var result = struct {
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94 Token string `json:"token"`
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95 Expires int64 `json:"expires"`
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96 User string `json:"user"`
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97 Roles []string `json:"roles"`
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98 }{
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99 Token: token,
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100 Expires: session.ExpiresAt,
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101 User: session.User,
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102 Roles: session.Roles,
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103 }
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104
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105 SendJSON(rw, http.StatusCreated, &result)
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106 }