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
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "bus-error.h"
#include "bus-locator.h"
#include "systemctl-add-dependency.h"
#include "systemctl-daemon-reload.h"
#include "systemctl-util.h"
#include "systemctl.h"
int verb_add_dependency(int argc, char *argv[], void *userdata) {
_cleanup_strv_free_ char **names = NULL;
_cleanup_free_ char *target = NULL;
const char *verb = argv[0];
InstallChange *changes = NULL;
size_t n_changes = 0;
UnitDependency dep;
int r;
if (!argv[1])
return 0;
r = unit_name_mangle_with_suffix(argv[1], "as target",
arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
".target", &target);
if (r < 0)
return log_error_errno(r, "Failed to mangle unit name: %m");
r = mangle_names("as dependency", strv_skip(argv, 2), &names);
if (r < 0)
return r;
if (streq(verb, "add-wants"))
dep = UNIT_WANTS;
else if (streq(verb, "add-requires"))
dep = UNIT_REQUIRES;
else
assert_not_reached();
if (install_client_side()) {
r = unit_file_add_dependency(arg_scope, unit_file_flags_from_args(), arg_root, names, target, dep, &changes, &n_changes);
install_changes_dump(r, "add dependency on", changes, n_changes, arg_quiet);
if (r > 0)
r = 0;
} else {
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL, *m = NULL;
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
sd_bus *bus;
r = acquire_bus(BUS_MANAGER, &bus);
if (r < 0)
return r;
polkit_agent_open_maybe();
r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "AddDependencyUnitFiles");
if (r < 0)
return bus_log_create_error(r);
r = sd_bus_message_append_strv(m, names);
if (r < 0)
return bus_log_create_error(r);
r = sd_bus_message_append(m, "ssbb", target, unit_dependency_to_string(dep), arg_runtime, arg_force);
if (r < 0)
return bus_log_create_error(r);
r = sd_bus_call(bus, m, 0, &error, &reply);
if (r < 0)
return log_error_errno(r, "Failed to add dependency: %s", bus_error_message(&error, r));
r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet, &changes, &n_changes);
if (r < 0)
goto finish;
if (arg_no_reload) {
r = 0;
goto finish;
}
r = daemon_reload(ACTION_RELOAD, /* graceful= */ false);
if (r > 0)
r = 0;
}
finish:
install_changes_free(changes, n_changes);
return r;
}
|
