xref: /openbmc/qemu/tests/qtest/readconfig-test.c (revision 89aafcf2)
1 /*
2  * Validate -readconfig
3  *
4  * Copyright (c) 2022 Red Hat, Inc.
5  *
6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
7  * See the COPYING file in the top-level directory.
8  */
9 
10 #include "qemu/osdep.h"
11 #include "libqtest.h"
12 #include "qapi/error.h"
13 #include "qapi/qapi-visit-machine.h"
14 #include "qapi/qapi-visit-qom.h"
15 #include "qapi/qapi-visit-ui.h"
16 #include "qapi/qmp/qdict.h"
17 #include "qapi/qmp/qlist.h"
18 #include "qapi/qobject-input-visitor.h"
19 #include "qapi/qmp/qstring.h"
20 #include "qemu/units.h"
21 
22 static QTestState *qtest_init_with_config(const char *cfgdata)
23 {
24     GError *error = NULL;
25     g_autofree char *args = NULL;
26     int cfgfd = -1;
27     g_autofree char *cfgpath = NULL;
28     QTestState *qts;
29     ssize_t ret;
30 
31     cfgfd = g_file_open_tmp("readconfig-test-XXXXXX", &cfgpath, &error);
32     g_assert_no_error(error);
33     g_assert_cmpint(cfgfd, >=, 0);
34 
35     ret = qemu_write_full(cfgfd, cfgdata, strlen(cfgdata));
36     close(cfgfd);
37     if (ret < 0) {
38         unlink(cfgpath);
39     }
40     g_assert_cmpint(ret, ==, strlen(cfgdata));
41 
42     args = g_strdup_printf("-nodefaults -machine none -readconfig %s", cfgpath);
43 
44     qts = qtest_init(args);
45 
46     unlink(cfgpath);
47 
48     return qts;
49 }
50 
51 static void test_x86_memdev_resp(QObject *res)
52 {
53     Visitor *v;
54     g_autoptr(MemdevList) memdevs = NULL;
55     Memdev *memdev;
56 
57     g_assert(res);
58     v = qobject_input_visitor_new(res);
59     visit_type_MemdevList(v, NULL, &memdevs, &error_abort);
60 
61     g_assert(memdevs);
62     g_assert(memdevs->value);
63     g_assert(!memdevs->next);
64 
65     memdev = memdevs->value;
66     g_assert_cmpstr(memdev->id, ==, "ram");
67     g_assert_cmpint(memdev->size, ==, 200 * MiB);
68 
69     visit_free(v);
70 }
71 
72 static void test_x86_memdev(void)
73 {
74     QDict *resp;
75     QTestState *qts;
76     const char *cfgdata =
77         "[memory]\n"
78         "size = \"200\"";
79 
80     qts = qtest_init_with_config(cfgdata);
81     /* Test valid command */
82     resp = qtest_qmp(qts, "{ 'execute': 'query-memdev' }");
83     test_x86_memdev_resp(qdict_get(resp, "return"));
84     qobject_unref(resp);
85 
86     qtest_quit(qts);
87 }
88 
89 /* FIXME: The test is currently broken on FreeBSD */
90 #if defined(CONFIG_SPICE) && !defined(__FreeBSD__)
91 static void test_spice_resp(QObject *res)
92 {
93     Visitor *v;
94     g_autoptr(SpiceInfo) spice = NULL;
95 
96     g_assert(res);
97     v = qobject_input_visitor_new(res);
98     visit_type_SpiceInfo(v, "spice", &spice, &error_abort);
99 
100     g_assert(spice);
101     g_assert(spice->enabled);
102 
103     visit_free(v);
104 }
105 
106 static void test_spice(void)
107 {
108     QDict *resp;
109     QTestState *qts;
110     const char *cfgdata =
111         "[spice]\n"
112 #ifndef WIN32
113         "unix = \"on\"\n"
114 #endif
115         "disable-ticketing = \"on\"\n";
116 
117     qts = qtest_init_with_config(cfgdata);
118     /* Test valid command */
119     resp = qtest_qmp(qts, "{ 'execute': 'query-spice' }");
120     test_spice_resp(qdict_get(resp, "return"));
121     qobject_unref(resp);
122 
123     qtest_quit(qts);
124 }
125 #endif
126 
127 static void test_object_available(QObject *res, const char *name,
128                                   const char *type)
129 {
130     Visitor *v;
131     g_autoptr(ObjectPropertyInfoList) objs = NULL;
132     ObjectPropertyInfoList *tmp;
133     ObjectPropertyInfo *obj;
134     bool object_available = false;
135     g_autofree char *childtype = g_strdup_printf("child<%s>", type);
136 
137     g_assert(res);
138     v = qobject_input_visitor_new(res);
139     visit_type_ObjectPropertyInfoList(v, NULL, &objs, &error_abort);
140 
141     g_assert(objs);
142     tmp = objs;
143     while (tmp) {
144         g_assert(tmp->value);
145 
146         obj = tmp->value;
147         if (g_str_equal(obj->name, name) && g_str_equal(obj->type, childtype)) {
148             object_available = true;
149             break;
150         }
151 
152         tmp = tmp->next;
153     }
154 
155     g_assert(object_available);
156 
157     visit_free(v);
158 }
159 
160 static void test_object_rng(void)
161 {
162     QDict *resp;
163     QTestState *qts;
164     const char *cfgdata =
165         "[object]\n"
166         "qom-type = \"rng-builtin\"\n"
167         "id = \"rng0\"\n";
168 
169     qts = qtest_init_with_config(cfgdata);
170     /* Test valid command */
171     resp = qtest_qmp(qts,
172                      "{ 'execute': 'qom-list',"
173                      "  'arguments': {'path': '/objects' }}");
174     test_object_available(qdict_get(resp, "return"), "rng0", "rng-builtin");
175     qobject_unref(resp);
176 
177     qtest_quit(qts);
178 }
179 
180 static void test_docs_config_ich9(void)
181 {
182     QTestState *qts;
183     QDict *resp;
184     QObject *qobj;
185 
186     qts = qtest_initf("-nodefaults -readconfig docs/config/ich9-ehci-uhci.cfg");
187 
188     resp = qtest_qmp(qts, "{ 'execute': 'qom-list',"
189                           "  'arguments': {'path': '/machine/peripheral' }}");
190     qobj = qdict_get(resp, "return");
191     test_object_available(qobj, "ehci", "ich9-usb-ehci1");
192     test_object_available(qobj, "uhci-1", "ich9-usb-uhci1");
193     test_object_available(qobj, "uhci-2", "ich9-usb-uhci2");
194     test_object_available(qobj, "uhci-3", "ich9-usb-uhci3");
195     qobject_unref(resp);
196 
197     qtest_quit(qts);
198 }
199 
200 int main(int argc, char *argv[])
201 {
202     const char *arch;
203     g_test_init(&argc, &argv, NULL);
204 
205     arch = qtest_get_arch();
206 
207     if (g_str_equal(arch, "i386") ||
208         g_str_equal(arch, "x86_64")) {
209         qtest_add_func("readconfig/x86/memdev", test_x86_memdev);
210         if (qtest_has_device("ich9-usb-ehci1") &&
211             qtest_has_device("ich9-usb-uhci1")) {
212             qtest_add_func("readconfig/x86/ich9-ehci-uhci", test_docs_config_ich9);
213         }
214     }
215 #if defined(CONFIG_SPICE) && !defined(__FreeBSD__)
216     qtest_add_func("readconfig/spice", test_spice);
217 #endif
218 
219     qtest_add_func("readconfig/object-rng", test_object_rng);
220 
221     return g_test_run();
222 }
223