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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
392d5b37 LP |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2013 Lennart Poettering | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
392d5b37 LP |
21 | #include "bus-match.h" |
22 | #include "bus-message.h" | |
19befb2d | 23 | #include "bus-slot.h" |
cf0fbc49 TA |
24 | #include "bus-util.h" |
25 | #include "log.h" | |
26 | #include "macro.h" | |
392d5b37 LP |
27 | |
28 | static bool mask[32]; | |
29 | ||
19070062 | 30 | static int filter(sd_bus_message *m, void *userdata, sd_bus_error *ret_error) { |
198b158f | 31 | log_info("Ran %u", PTR_TO_UINT(userdata)); |
0c0cdb06 | 32 | assert_se(PTR_TO_UINT(userdata) < ELEMENTSOF(mask)); |
198b158f | 33 | mask[PTR_TO_UINT(userdata)] = true; |
392d5b37 LP |
34 | return 0; |
35 | } | |
36 | ||
37 | static bool mask_contains(unsigned a[], unsigned n) { | |
38 | unsigned i, j; | |
39 | ||
40 | for (i = 0; i < ELEMENTSOF(mask); i++) { | |
41 | bool found = false; | |
42 | ||
43 | for (j = 0; j < n; j++) | |
44 | if (a[j] == i) { | |
45 | found = true; | |
46 | break; | |
47 | } | |
48 | ||
49 | if (found != mask[i]) | |
50 | return false; | |
51 | } | |
52 | ||
53 | return true; | |
54 | } | |
55 | ||
19befb2d | 56 | static int match_add(sd_bus_slot *slots, struct bus_match_node *root, const char *match, int value) { |
c7819669 LP |
57 | struct bus_match_component *components = NULL; |
58 | unsigned n_components = 0; | |
19befb2d | 59 | sd_bus_slot *s; |
c7819669 LP |
60 | int r; |
61 | ||
19befb2d LP |
62 | s = slots + value; |
63 | zero(*s); | |
c7819669 LP |
64 | |
65 | r = bus_match_parse(match, &components, &n_components); | |
66 | if (r < 0) | |
67 | return r; | |
68 | ||
19befb2d LP |
69 | s->userdata = INT_TO_PTR(value); |
70 | s->match_callback.callback = filter; | |
71 | ||
72 | r = bus_match_add(root, components, n_components, &s->match_callback); | |
c7819669 LP |
73 | bus_match_parse_free(components, n_components); |
74 | ||
75 | return r; | |
76 | } | |
77 | ||
cc65fe5e LP |
78 | static void test_match_scope(const char *match, enum bus_match_scope scope) { |
79 | struct bus_match_component *components = NULL; | |
80 | unsigned n_components = 0; | |
81 | ||
82 | assert_se(bus_match_parse(match, &components, &n_components) >= 0); | |
83 | assert_se(bus_match_get_scope(components, n_components) == scope); | |
84 | bus_match_parse_free(components, n_components); | |
85 | } | |
86 | ||
392d5b37 | 87 | int main(int argc, char *argv[]) { |
2a0958d2 LP |
88 | struct bus_match_node root = { |
89 | .type = BUS_MATCH_ROOT, | |
90 | }; | |
91 | ||
4afd3348 LP |
92 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
93 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
392d5b37 | 94 | enum bus_match_node_type i; |
198b158f | 95 | sd_bus_slot slots[19]; |
2a0958d2 | 96 | int r; |
392d5b37 | 97 | |
6349cda2 | 98 | r = sd_bus_open_user(&bus); |
2a0958d2 LP |
99 | if (r < 0) |
100 | return EXIT_TEST_SKIP; | |
392d5b37 | 101 | |
19befb2d LP |
102 | assert_se(match_add(slots, &root, "arg2='wal\\'do',sender='foo',type='signal',interface='bar.x',", 1) >= 0); |
103 | assert_se(match_add(slots, &root, "arg2='wal\\'do2',sender='foo',type='signal',interface='bar.x',", 2) >= 0); | |
104 | assert_se(match_add(slots, &root, "arg3='test',sender='foo',type='signal',interface='bar.x',", 3) >= 0); | |
105 | assert_se(match_add(slots, &root, "arg3='test',sender='foo',type='method_call',interface='bar.x',", 4) >= 0); | |
106 | assert_se(match_add(slots, &root, "", 5) >= 0); | |
107 | assert_se(match_add(slots, &root, "interface='quux.x'", 6) >= 0); | |
108 | assert_se(match_add(slots, &root, "interface='bar.x'", 7) >= 0); | |
109 | assert_se(match_add(slots, &root, "member='waldo',path='/foo/bar'", 8) >= 0); | |
110 | assert_se(match_add(slots, &root, "path='/foo/bar'", 9) >= 0); | |
111 | assert_se(match_add(slots, &root, "path_namespace='/foo'", 10) >= 0); | |
112 | assert_se(match_add(slots, &root, "path_namespace='/foo/quux'", 11) >= 0); | |
113 | assert_se(match_add(slots, &root, "arg1='two'", 12) >= 0); | |
114 | assert_se(match_add(slots, &root, "member='waldo',arg2path='/prefix/'", 13) >= 0); | |
115 | assert_se(match_add(slots, &root, "member=waldo,path='/foo/bar',arg3namespace='prefix'", 14) >= 0); | |
eccd47c5 LP |
116 | assert_se(match_add(slots, &root, "arg4has='pi'", 15) >= 0); |
117 | assert_se(match_add(slots, &root, "arg4has='pa'", 16) >= 0); | |
118 | assert_se(match_add(slots, &root, "arg4has='po'", 17) >= 0); | |
119 | assert_se(match_add(slots, &root, "arg4='pi'", 18) >= 0); | |
392d5b37 LP |
120 | |
121 | bus_match_dump(&root, 0); | |
122 | ||
2a0958d2 | 123 | assert_se(sd_bus_message_new_signal(bus, &m, "/foo/bar", "bar.x", "waldo") >= 0); |
198b158f | 124 | assert_se(sd_bus_message_append(m, "ssssas", "one", "two", "/prefix/three", "prefix.four", 3, "pi", "pa", "po") >= 0); |
75bcbcf2 | 125 | assert_se(sd_bus_message_seal(m, 1, 0) >= 0); |
392d5b37 LP |
126 | |
127 | zero(mask); | |
eb01ba5d | 128 | assert_se(bus_match_run(NULL, &root, m) == 0); |
198b158f | 129 | assert_se(mask_contains((unsigned[]) { 9, 8, 7, 5, 10, 12, 13, 14, 15, 16, 17 }, 11)); |
392d5b37 | 130 | |
19befb2d LP |
131 | assert_se(bus_match_remove(&root, &slots[8].match_callback) >= 0); |
132 | assert_se(bus_match_remove(&root, &slots[13].match_callback) >= 0); | |
392d5b37 LP |
133 | |
134 | bus_match_dump(&root, 0); | |
135 | ||
136 | zero(mask); | |
eb01ba5d | 137 | assert_se(bus_match_run(NULL, &root, m) == 0); |
198b158f | 138 | assert_se(mask_contains((unsigned[]) { 9, 5, 10, 12, 14, 7, 15, 16, 17 }, 9)); |
392d5b37 LP |
139 | |
140 | for (i = 0; i < _BUS_MATCH_NODE_TYPE_MAX; i++) { | |
141 | char buf[32]; | |
142 | const char *x; | |
143 | ||
144 | assert_se(x = bus_match_node_type_to_string(i, buf, sizeof(buf))); | |
145 | ||
146 | if (i >= BUS_MATCH_MESSAGE_TYPE) | |
147 | assert_se(bus_match_node_type_from_string(x, strlen(x)) == i); | |
148 | } | |
149 | ||
150 | bus_match_free(&root); | |
151 | ||
cc65fe5e LP |
152 | test_match_scope("interface='foobar'", BUS_MATCH_GENERIC); |
153 | test_match_scope("", BUS_MATCH_GENERIC); | |
154 | test_match_scope("interface='org.freedesktop.DBus.Local'", BUS_MATCH_LOCAL); | |
155 | test_match_scope("sender='org.freedesktop.DBus.Local'", BUS_MATCH_LOCAL); | |
156 | test_match_scope("member='gurke',path='/org/freedesktop/DBus/Local'", BUS_MATCH_LOCAL); | |
157 | test_match_scope("arg2='piep',sender='org.freedesktop.DBus',member='waldo'", BUS_MATCH_DRIVER); | |
158 | ||
392d5b37 LP |
159 | return 0; |
160 | } |