1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
;; disfluid, implementation of the Solid specification
;; Copyright (C) 2021 Vivien Kraus
;; This program is free software: you can redistribute it and/or modify
;; it under the terms of the GNU Affero General Public License as
;; published by the Free Software Foundation, either version 3 of the
;; License, or (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU Affero General Public License for more details.
;; You should have received a copy of the GNU Affero General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
(define-module (webid-oidc simulation)
#:use-module ((webid-oidc client) #:prefix client:)
#:use-module (webid-oidc identity-provider)
#:use-module (webid-oidc resource-server)
#:use-module (webid-oidc web-i18n)
#:use-module (webid-oidc errors)
#:use-module ((webid-oidc parameters) #:prefix p:)
#:use-module ((webid-oidc server create) #:prefix server:)
#:use-module (web uri)
#:use-module (web request)
#:use-module (web response)
#:use-module (srfi srfi-9)
#:use-module (ice-9 receive)
#:use-module (ice-9 optargs)
#:use-module (ice-9 match)
#:export
(
<simulation>
make-simulation
simulation?
simulation-scroll-log!
request
get
post
grant-authorization
add-server!
add-client!
)
#:declarative? #t)
(define-record-type <simulation>
(make-full-simulation handlers-rev log-rev)
simulation?
(handlers-rev simulation-handlers-rev simulation-handlers-rev-set!)
(log-rev simulation-log-rev simulation-log-rev-set!))
(define (make-simulation)
(make-full-simulation '() '()))
(define (simulation-scroll-log! simulation)
(let ((log (reverse (simulation-log-rev simulation))))
(simulation-log-rev-set! simulation '())
log))
(define* (request simulation uri
#:key
(method 'GET)
(body #f)
(version '(1 . 1))
(headers '()))
(let ((server-uri
(build-uri (uri-scheme uri)
#:userinfo (uri-userinfo uri)
#:host (uri-host uri)
#:port (uri-port uri)))
(rq
(build-request uri
#:method method
#:version version
#:headers headers
#:port (open-output-string)))
(rq-body body))
(receive (response response-body)
(let find-handler ((handlers
(reverse
(simulation-handlers-rev simulation))))
(match handlers
(()
(values
(build-response #:code 404
#:reason-phrase "Not Found")
"Resource not found."))
(((server . handler) tl ...)
(if (equal? server server-uri)
(receive (response response-body . _)
(handler rq rq-body)
(if (eqv? (response-code response) 404)
(find-handler tl)
(values response response-body)))
(find-handler tl)))))
(unless (response-date response)
;; We need to set a date.
(set! response
(build-response #:version (response-version response)
#:code (response-code response)
#:reason-phrase (response-reason-phrase response)
#:headers `((date . ,((p:current-date)))
,@(response-headers response))
#:port (response-port response))))
(simulation-log-rev-set!
simulation
`((,rq ,rq-body ,response ,response-body)
,@(simulation-log-rev simulation)))
(values response response-body))))
(define* (get simulation uri . args)
(apply request simulation uri #:method 'GET args))
(define* (post simulation uri . args)
(apply request simulation uri #:method 'POST args))
(define (grant-authorization simulation authorization-uri)
(receive (response response-body)
(request simulation authorization-uri
#:method 'POST
#:body "password=password"
#:headers '((content-type application/x-www-form-urlencoded)))
(unless (and (eqv? (response-code response) 302)
(response-location response)
(uri-query (response-location response))
(string-prefix? "code=" (uri-query (response-location response))))
(fail (format #f (G_ "invalid credentials: response ~s ~s")
(response-code response)
(response-reason-phrase response))))
(let* ((uri (response-location response))
(query (uri-query uri))
(code (substring query (string-length "code="))))
code)))
(define (add-server! simulation server-uri owner)
(define (with-path uri path)
(build-uri (uri-scheme uri)
#:userinfo (uri-userinfo uri)
#:host (uri-host uri)
#:port (uri-port uri)
#:path path))
(let ((identity-provider
(make-identity-provider
server-uri
(string-append (p:data-home)
"/"
(uri-encode (uri->string server-uri))
"/key.jwk")
owner
(crypt "password" "xxx")
(with-path server-uri "/keys")
(with-path server-uri "/authorize")
(with-path server-uri "/token")))
(server
(make-resource-server
#:server-uri server-uri
#:owner owner)))
(define (handle request body)
(let ((path (uri-path (request-uri request))))
(if (member path
'("/.well-known/openid-configuration"
"/keys"
"/authorize"
"/token"))
(identity-provider request body)
(server request body))))
;; Ensure that the profile exists
(server:create-root server-uri owner)
(simulation-handlers-rev-set!
simulation
`((,server-uri . ,handle)
,@(simulation-handlers-rev simulation)))))
(define (add-client! simulation server-uri client-id redirect-uri name uri)
(simulation-handlers-rev-set!
simulation
`((,server-uri
. ,(client:serve-application client-id redirect-uri
#:client-name name
#:client-uri uri))
,@(simulation-handlers-rev simulation))))
|
