configuration query for manager (WIP)
[strongswan.git] / src / manager / controller / config_controller.c
1 /**
2 * @file config_controller.c
3 *
4 * @brief Implementation of config_controller_t.
5 *
6 */
7
8 /*
9 * Copyright (C) 2007 Martin Willi
10 * Hochschule fuer Technik Rapperswil
11 *
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or (at your
15 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
19 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
20 * for more details.
21 */
22
23 #include "config_controller.h"
24 #include "../manager.h"
25 #include "../gateway.h"
26
27 #include <xml.h>
28
29 #include <library.h>
30
31
32 typedef struct private_config_controller_t private_config_controller_t;
33
34 /**
35 * private data of the task manager
36 */
37 struct private_config_controller_t {
38
39 /**
40 * public functions
41 */
42 config_controller_t public;
43
44 /**
45 * manager instance
46 */
47 manager_t *manager;
48 };
49
50 /**
51 * read XML of a peerconfig element and fill template
52 */
53 static void process_peerconfig(private_config_controller_t *this,
54 enumerator_t *e, request_t *r)
55 {
56 xml_t *xml;
57 enumerator_t *e1, *e2, *e3;
58 char *name, *value, *config = "", *child = "";
59
60 while (e->enumerate(e, &xml, &name, &value))
61 {
62 if (streq(name, "name"))
63 {
64 config = value;
65 }
66 else if (streq(name, "ikeconfig"))
67 {
68 e1 = xml->children(xml);
69 while (e1->enumerate(e1, &xml, &name, &value))
70 {
71 if (streq(name, "local") || streq(name, "remote"))
72 {
73 r->setf(r, "peercfgs.%s.ikecfg.%s=%s", config, name, value);
74 }
75 }
76 e1->destroy(e1);
77 }
78 else if (streq(name, "childconfiglist"))
79 {
80 e1 = xml->children(xml);
81 while (e1->enumerate(e1, &xml, &name, &value))
82 {
83 if (streq(name, "childcfg"))
84 {
85 int num = 0;
86
87 e2 = xml->children(xml);
88 while (e2->enumerate(e2, &xml, &name, &value))
89 {
90 if (streq(name, "name"))
91 {
92 child = value;
93 }
94 else if (streq(name, "local") || streq(name, "remote"))
95 {
96 e3 = xml->children(xml);
97 while (e3->enumerate(e3, &xml, &name, &value))
98 {
99 if (streq(name, "network"))
100 {
101 r->setf(r, "peercfgs.%s.childcfgs.%s.%s.%d=%s",
102 config, child, name, ++num, value);
103 }
104 }
105 e3->destroy(e3);
106 }
107 }
108 e2->destroy(e2);
109 }
110 }
111 e1->destroy(e1);
112 }
113 else
114 {
115 r->setf(r, "peercfgs.%s.%s=%s", config, name, value);
116 }
117 }
118 }
119
120 static void list(private_config_controller_t *this, request_t *r)
121 {
122 gateway_t *gateway;
123 xml_t *xml;
124 enumerator_t *e1, *e2;
125 char *name, *value;
126
127 gateway = this->manager->select_gateway(this->manager, 0);
128 e1 = gateway->query_configlist(gateway);
129 if (e1 == NULL)
130 {
131 r->set(r, "title", "Error");
132 r->set(r, "error", "querying the gateway failed");
133 r->render(r, "templates/error.cs");
134 }
135 else
136 {
137 r->set(r, "title", "Configuration overview");
138
139 while (e1->enumerate(e1, &xml, &name, &value))
140 {
141 if (streq(name, "peerconfig"))
142 {
143 e2 = xml->children(xml);
144 process_peerconfig(this, e2, r);
145 e2->destroy(e2);
146 }
147 }
148 e1->destroy(e1);
149
150 r->render(r, "templates/config/list.cs");
151 }
152 }
153
154 /**
155 * Implementation of controller_t.get_name
156 */
157 static char* get_name(private_config_controller_t *this)
158 {
159 return "config";
160 }
161
162 /**
163 * Implementation of controller_t.handle
164 */
165 static void handle(private_config_controller_t *this,
166 request_t *request, char *action)
167 {
168 if (!this->manager->logged_in(this->manager))
169 {
170 return request->redirect(request, "auth/login");
171 }
172 if (this->manager->select_gateway(this->manager, 0) == NULL)
173 {
174 return request->redirect(request, "gateway/list");
175 }
176 if (action)
177 {
178 if (streq(action, "list"))
179 {
180 return list(this, request);
181 }
182 }
183 return request->redirect(request, "config/list");
184 }
185
186 /**
187 * Implementation of controller_t.destroy
188 */
189 static void destroy(private_config_controller_t *this)
190 {
191 free(this);
192 }
193
194 /*
195 * see header file
196 */
197 controller_t *config_controller_create(context_t *context, void *param)
198 {
199 private_config_controller_t *this = malloc_thing(private_config_controller_t);
200
201 this->public.controller.get_name = (char*(*)(controller_t*))get_name;
202 this->public.controller.handle = (void(*)(controller_t*,request_t*,char*,char*,char*,char*,char*))handle;
203 this->public.controller.destroy = (void(*)(controller_t*))destroy;
204
205 this->manager = (manager_t*)context;
206
207 return &this->public.controller;
208 }
209