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392d5b37 LP |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2013 Lennart Poettering | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
392d5b37 LP |
20 | #include "bus-match.h" |
21 | #include "bus-message.h" | |
19befb2d | 22 | #include "bus-slot.h" |
cf0fbc49 TA |
23 | #include "bus-util.h" |
24 | #include "log.h" | |
25 | #include "macro.h" | |
392d5b37 LP |
26 | |
27 | static bool mask[32]; | |
28 | ||
19070062 | 29 | static int filter(sd_bus_message *m, void *userdata, sd_bus_error *ret_error) { |
198b158f | 30 | log_info("Ran %u", PTR_TO_UINT(userdata)); |
0c0cdb06 | 31 | assert_se(PTR_TO_UINT(userdata) < ELEMENTSOF(mask)); |
198b158f | 32 | mask[PTR_TO_UINT(userdata)] = true; |
392d5b37 LP |
33 | return 0; |
34 | } | |
35 | ||
36 | static bool mask_contains(unsigned a[], unsigned n) { | |
37 | unsigned i, j; | |
38 | ||
39 | for (i = 0; i < ELEMENTSOF(mask); i++) { | |
40 | bool found = false; | |
41 | ||
42 | for (j = 0; j < n; j++) | |
43 | if (a[j] == i) { | |
44 | found = true; | |
45 | break; | |
46 | } | |
47 | ||
48 | if (found != mask[i]) | |
49 | return false; | |
50 | } | |
51 | ||
52 | return true; | |
53 | } | |
54 | ||
19befb2d | 55 | static int match_add(sd_bus_slot *slots, struct bus_match_node *root, const char *match, int value) { |
c7819669 LP |
56 | struct bus_match_component *components = NULL; |
57 | unsigned n_components = 0; | |
19befb2d | 58 | sd_bus_slot *s; |
c7819669 LP |
59 | int r; |
60 | ||
19befb2d LP |
61 | s = slots + value; |
62 | zero(*s); | |
c7819669 LP |
63 | |
64 | r = bus_match_parse(match, &components, &n_components); | |
65 | if (r < 0) | |
66 | return r; | |
67 | ||
19befb2d LP |
68 | s->userdata = INT_TO_PTR(value); |
69 | s->match_callback.callback = filter; | |
70 | ||
71 | r = bus_match_add(root, components, n_components, &s->match_callback); | |
c7819669 LP |
72 | bus_match_parse_free(components, n_components); |
73 | ||
74 | return r; | |
75 | } | |
76 | ||
cc65fe5e LP |
77 | static void test_match_scope(const char *match, enum bus_match_scope scope) { |
78 | struct bus_match_component *components = NULL; | |
79 | unsigned n_components = 0; | |
80 | ||
81 | assert_se(bus_match_parse(match, &components, &n_components) >= 0); | |
82 | assert_se(bus_match_get_scope(components, n_components) == scope); | |
83 | bus_match_parse_free(components, n_components); | |
84 | } | |
85 | ||
392d5b37 | 86 | int main(int argc, char *argv[]) { |
2a0958d2 LP |
87 | struct bus_match_node root = { |
88 | .type = BUS_MATCH_ROOT, | |
89 | }; | |
90 | ||
4afd3348 LP |
91 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
92 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
392d5b37 | 93 | enum bus_match_node_type i; |
198b158f | 94 | sd_bus_slot slots[19]; |
2a0958d2 | 95 | int r; |
392d5b37 | 96 | |
2a0958d2 LP |
97 | r = sd_bus_open_system(&bus); |
98 | if (r < 0) | |
99 | return EXIT_TEST_SKIP; | |
392d5b37 | 100 | |
19befb2d LP |
101 | assert_se(match_add(slots, &root, "arg2='wal\\'do',sender='foo',type='signal',interface='bar.x',", 1) >= 0); |
102 | assert_se(match_add(slots, &root, "arg2='wal\\'do2',sender='foo',type='signal',interface='bar.x',", 2) >= 0); | |
103 | assert_se(match_add(slots, &root, "arg3='test',sender='foo',type='signal',interface='bar.x',", 3) >= 0); | |
104 | assert_se(match_add(slots, &root, "arg3='test',sender='foo',type='method_call',interface='bar.x',", 4) >= 0); | |
105 | assert_se(match_add(slots, &root, "", 5) >= 0); | |
106 | assert_se(match_add(slots, &root, "interface='quux.x'", 6) >= 0); | |
107 | assert_se(match_add(slots, &root, "interface='bar.x'", 7) >= 0); | |
108 | assert_se(match_add(slots, &root, "member='waldo',path='/foo/bar'", 8) >= 0); | |
109 | assert_se(match_add(slots, &root, "path='/foo/bar'", 9) >= 0); | |
110 | assert_se(match_add(slots, &root, "path_namespace='/foo'", 10) >= 0); | |
111 | assert_se(match_add(slots, &root, "path_namespace='/foo/quux'", 11) >= 0); | |
112 | assert_se(match_add(slots, &root, "arg1='two'", 12) >= 0); | |
113 | assert_se(match_add(slots, &root, "member='waldo',arg2path='/prefix/'", 13) >= 0); | |
114 | assert_se(match_add(slots, &root, "member=waldo,path='/foo/bar',arg3namespace='prefix'", 14) >= 0); | |
eccd47c5 LP |
115 | assert_se(match_add(slots, &root, "arg4has='pi'", 15) >= 0); |
116 | assert_se(match_add(slots, &root, "arg4has='pa'", 16) >= 0); | |
117 | assert_se(match_add(slots, &root, "arg4has='po'", 17) >= 0); | |
118 | assert_se(match_add(slots, &root, "arg4='pi'", 18) >= 0); | |
392d5b37 LP |
119 | |
120 | bus_match_dump(&root, 0); | |
121 | ||
2a0958d2 | 122 | assert_se(sd_bus_message_new_signal(bus, &m, "/foo/bar", "bar.x", "waldo") >= 0); |
198b158f | 123 | assert_se(sd_bus_message_append(m, "ssssas", "one", "two", "/prefix/three", "prefix.four", 3, "pi", "pa", "po") >= 0); |
3df7a7e6 | 124 | assert_se(bus_message_seal(m, 1, 0) >= 0); |
392d5b37 LP |
125 | |
126 | zero(mask); | |
eb01ba5d | 127 | assert_se(bus_match_run(NULL, &root, m) == 0); |
198b158f | 128 | assert_se(mask_contains((unsigned[]) { 9, 8, 7, 5, 10, 12, 13, 14, 15, 16, 17 }, 11)); |
392d5b37 | 129 | |
19befb2d LP |
130 | assert_se(bus_match_remove(&root, &slots[8].match_callback) >= 0); |
131 | assert_se(bus_match_remove(&root, &slots[13].match_callback) >= 0); | |
392d5b37 LP |
132 | |
133 | bus_match_dump(&root, 0); | |
134 | ||
135 | zero(mask); | |
eb01ba5d | 136 | assert_se(bus_match_run(NULL, &root, m) == 0); |
198b158f | 137 | assert_se(mask_contains((unsigned[]) { 9, 5, 10, 12, 14, 7, 15, 16, 17 }, 9)); |
392d5b37 LP |
138 | |
139 | for (i = 0; i < _BUS_MATCH_NODE_TYPE_MAX; i++) { | |
140 | char buf[32]; | |
141 | const char *x; | |
142 | ||
143 | assert_se(x = bus_match_node_type_to_string(i, buf, sizeof(buf))); | |
144 | ||
145 | if (i >= BUS_MATCH_MESSAGE_TYPE) | |
146 | assert_se(bus_match_node_type_from_string(x, strlen(x)) == i); | |
147 | } | |
148 | ||
149 | bus_match_free(&root); | |
150 | ||
cc65fe5e LP |
151 | test_match_scope("interface='foobar'", BUS_MATCH_GENERIC); |
152 | test_match_scope("", BUS_MATCH_GENERIC); | |
153 | test_match_scope("interface='org.freedesktop.DBus.Local'", BUS_MATCH_LOCAL); | |
154 | test_match_scope("sender='org.freedesktop.DBus.Local'", BUS_MATCH_LOCAL); | |
155 | test_match_scope("member='gurke',path='/org/freedesktop/DBus/Local'", BUS_MATCH_LOCAL); | |
156 | test_match_scope("arg2='piep',sender='org.freedesktop.DBus',member='waldo'", BUS_MATCH_DRIVER); | |
157 | ||
392d5b37 LP |
158 | return 0; |
159 | } |