15986406979

Committed 30 Jun 2025 05:03PM UTC coverage: 72.045% (-0.09%) from 72.13%

Build # 15986406979

Build Type

push

github

Committed by

bluca

Commit Message

man/systemd-sysext: list ephemeral/ephemeral-import in the list of options

ephemeral/ephemeral-import are described as possible '--mutable' options but
not present in the list. Note, "systemd-sysext --help" lists them correctly.

Run Details

300514 of 417119 relevant lines covered (72.05%)

708586.28 hits per line

Source File
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64.15

/src/network/networkd.c

/* SPDX-License-Identifier: LGPL-2.1-or-later */

#include <sys/stat.h>
#include <unistd.h>

#include "sd-event.h"

#include "bus-log-control-api.h"
#include "bus-object.h"
#include "capability-util.h"
#include "daemon-util.h"
#include "main-func.h"
#include "mkdir-label.h"
#include "networkd-conf.h"
#include "networkd-manager.h"
#include "networkd-manager-bus.h"
#include "networkd-serialize.h"
#include "service-util.h"
#include "strv.h"
#include "user-util.h"

static int run(int argc, char *argv[]) {
        _cleanup_(manager_freep) Manager *m = NULL;
        _unused_ _cleanup_(notify_on_cleanup) const char *notify_message = NULL;
        int r;

        log_setup();

        r = service_parse_argv("systemd-networkd.service",
                               "Manage and configure network devices, create virtual network devices",
                               BUS_IMPLEMENTATIONS(&manager_object, &log_control_object),
                               argc, argv);
        if (r <= 0)
                return r;

        umask(0022);

        if (argc != 1)
                return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "This program takes no arguments.");

        /* Drop privileges, but only if we have been started as root. If we are not running as root we assume all
         * privileges are already dropped and we can't create our runtime directory. */
        if (geteuid() == 0) {
                const char *user = "systemd-network";
                uid_t uid;
                gid_t gid;

                r = get_user_creds(&user, &uid, &gid, NULL, NULL, 0);
                if (r < 0)
                        return log_error_errno(r, "Cannot resolve user name %s: %m", user);

                /* Create runtime directory. This is not necessary when networkd is
                 * started with "RuntimeDirectory=systemd/netif", or after
                 * systemd-tmpfiles-setup.service. */
                r = mkdir_safe_label("/run/systemd/netif", 0755, uid, gid, MKDIR_WARN_MODE);
                if (r < 0)
                        log_warning_errno(r, "Could not create runtime directory: %m");

                r = drop_privileges(uid, gid,
                                    (1ULL << CAP_NET_ADMIN) |
                                    (1ULL << CAP_NET_BIND_SERVICE) |
                                    (1ULL << CAP_NET_BROADCAST) |
                                    (1ULL << CAP_NET_RAW) |
                                    (1ULL << CAP_SYS_ADMIN) |
                                    (1ULL << CAP_BPF));
                if (r < 0)
                        return log_error_errno(r, "Failed to drop privileges: %m");
        }

        /* Always create the directories people can create inotify watches in. It is necessary to create the
         * following subdirectories after drop_privileges() to make them owned by systemd-network. */
        FOREACH_STRING(p,
                       "/run/systemd/netif/dhcp-server-lease/",
                       "/run/systemd/netif/leases/",
                       "/run/systemd/netif/links/") {
                r = mkdir_safe_label(p, 0755, UID_INVALID, GID_INVALID, MKDIR_WARN_MODE);
                if (r < 0)
                        log_warning_errno(r, "Could not create directory '%s': %m", p);
        }

        r = manager_new(&m, /* test_mode = */ false);
        if (r < 0)
                return log_error_errno(r, "Could not create manager: %m");

        r = manager_setup(m);
        if (r < 0)
                return log_error_errno(r, "Could not set up manager: %m");

        r = manager_parse_config_file(m);
        if (r < 0)
                log_warning_errno(r, "Failed to parse configuration file: %m");

        r = manager_load_config(m);
        if (r < 0)
                return log_error_errno(r, "Could not load configuration files: %m");

        r = manager_enumerate(m);
        if (r < 0)
                return r;

        r = manager_deserialize(m);
        if (r < 0)
                log_warning_errno(r, "Failed to deserialize the previous invocation, ignoring: %m");

        r = manager_start(m);
        if (r < 0)
                return log_error_errno(r, "Could not start manager: %m");

        notify_message = notify_start(NOTIFY_READY_MESSAGE, NOTIFY_STOPPING_MESSAGE);

        r = sd_event_loop(m->event);
        if (r < 0)
                return log_error_errno(r, "Event loop failed: %m");

        return 0;
}

DEFINE_MAIN_FUNCTION(run);

1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
2
3	#include <sys/stat.h>
4	#include <unistd.h>
5
6	#include "sd-event.h"
7
8	#include "bus-log-control-api.h"
9	#include "bus-object.h"
10	#include "capability-util.h"
11	#include "daemon-util.h"
12	#include "main-func.h"
13	#include "mkdir-label.h"
14	#include "networkd-conf.h"
15	#include "networkd-manager.h"
16	#include "networkd-manager-bus.h"
17	#include "networkd-serialize.h"
18	#include "service-util.h"
19	#include "strv.h"
20	#include "user-util.h"
21
22	static int run(int argc, char *argv[]) {	434✔
23	_cleanup_(manager_freep) Manager *m = NULL;	434✔
24	_unused_ _cleanup_(notify_on_cleanup) const char *notify_message = NULL;	434✔
25	int r;	434✔
26
27	log_setup();	434✔
28
29	r = service_parse_argv("systemd-networkd.service",	868✔
30	"Manage and configure network devices, create virtual network devices",
31	BUS_IMPLEMENTATIONS(&manager_object, &log_control_object),	434✔
32	argc, argv);
33	if (r <= 0)	434✔
34	return r;
35
36	umask(0022);	434✔
37
38	if (argc != 1)	434✔
39	return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "This program takes no arguments.");	×
40
41	/* Drop privileges, but only if we have been started as root. If we are not running as root we assume all
42	* privileges are already dropped and we can't create our runtime directory. */
43	if (geteuid() == 0) {	434✔
44	const char *user = "systemd-network";	×
45	uid_t uid;	×
46	gid_t gid;	×
47
48	r = get_user_creds(&user, &uid, &gid, NULL, NULL, 0);	×
49	if (r < 0)	×
50	return log_error_errno(r, "Cannot resolve user name %s: %m", user);	×
51
52	/* Create runtime directory. This is not necessary when networkd is
53	* started with "RuntimeDirectory=systemd/netif", or after
54	* systemd-tmpfiles-setup.service. */
55	r = mkdir_safe_label("/run/systemd/netif", 0755, uid, gid, MKDIR_WARN_MODE);	×
56	if (r < 0)	×
57	log_warning_errno(r, "Could not create runtime directory: %m");	×
58
59	r = drop_privileges(uid, gid,	×
60	(1ULL << CAP_NET_ADMIN) \|
61	(1ULL << CAP_NET_BIND_SERVICE) \|
62	(1ULL << CAP_NET_BROADCAST) \|
63	(1ULL << CAP_NET_RAW) \|
64	(1ULL << CAP_SYS_ADMIN) \|
65	(1ULL << CAP_BPF));
66	if (r < 0)	×
67	return log_error_errno(r, "Failed to drop privileges: %m");	×
68	}
69
70	/* Always create the directories people can create inotify watches in. It is necessary to create the
71	* following subdirectories after drop_privileges() to make them owned by systemd-network. */
72	FOREACH_STRING(p,	1,736✔
73	"/run/systemd/netif/dhcp-server-lease/",
74	"/run/systemd/netif/leases/",
75	"/run/systemd/netif/links/") {
76	r = mkdir_safe_label(p, 0755, UID_INVALID, GID_INVALID, MKDIR_WARN_MODE);	1,302✔
77	if (r < 0)	1,302✔
78	log_warning_errno(r, "Could not create directory '%s': %m", p);	1,302✔
79	}
80
81	r = manager_new(&m, /* test_mode = */ false);	434✔
82	if (r < 0)	434✔
83	return log_error_errno(r, "Could not create manager: %m");	×
84
85	r = manager_setup(m);	434✔
86	if (r < 0)	434✔
87	return log_error_errno(r, "Could not set up manager: %m");	×
88
89	r = manager_parse_config_file(m);	434✔
90	if (r < 0)	434✔
91	log_warning_errno(r, "Failed to parse configuration file: %m");	×
92
93	r = manager_load_config(m);	434✔
94	if (r < 0)	434✔
95	return log_error_errno(r, "Could not load configuration files: %m");	×
96
97	r = manager_enumerate(m);	434✔
98	if (r < 0)	434✔
99	return r;
100
101	r = manager_deserialize(m);	434✔
102	if (r < 0)	434✔
103	log_warning_errno(r, "Failed to deserialize the previous invocation, ignoring: %m");	1✔
104
105	r = manager_start(m);	434✔
106	if (r < 0)	434✔
107	return log_error_errno(r, "Could not start manager: %m");	×
108
109	notify_message = notify_start(NOTIFY_READY_MESSAGE, NOTIFY_STOPPING_MESSAGE);	434✔
110
111	r = sd_event_loop(m->event);	434✔
112	if (r < 0)	434✔
113	return log_error_errno(r, "Event loop failed: %m");	×
114
115	return 0;
116	}
117
118	DEFINE_MAIN_FUNCTION(run);	434✔

systemd / systemd / 15986406979

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