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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
af6f0d42 | 2 | |
b5efdb8a | 3 | #include "alloc-util.h" |
e5eadf53 | 4 | #include "libudev-device-internal.h" |
af6f0d42 | 5 | #include "link-config.h" |
af6f0d42 | 6 | #include "log.h" |
07a26e42 | 7 | #include "udev-builtin.h" |
af6f0d42 | 8 | |
9588bc32 | 9 | static link_config_ctx *ctx = NULL; |
af6f0d42 | 10 | |
0b99c9f8 | 11 | static int builtin_net_setup_link(struct udev_device *dev, int argc, char **argv, bool test) { |
847a8a5f | 12 | _cleanup_free_ char *driver = NULL; |
c487c9ce | 13 | const char *name = NULL; |
af6f0d42 TG |
14 | link_config *link; |
15 | int r; | |
16 | ||
17 | if (argc > 1) { | |
18 | log_error("This program takes no arguments."); | |
19 | return EXIT_FAILURE; | |
20 | } | |
21 | ||
e5eadf53 | 22 | r = link_get_driver(ctx, dev->device, &driver); |
847a8a5f TG |
23 | if (r >= 0) |
24 | udev_builtin_add_property(dev, test, "ID_NET_DRIVER", driver); | |
25 | ||
e5eadf53 | 26 | r = link_config_get(ctx, dev->device, &link); |
af6f0d42 TG |
27 | if (r < 0) { |
28 | if (r == -ENOENT) { | |
01d4590b | 29 | log_debug("No matching link configuration found."); |
af6f0d42 TG |
30 | return EXIT_SUCCESS; |
31 | } else { | |
da927ba9 | 32 | log_error_errno(r, "Could not get link config: %m"); |
af6f0d42 TG |
33 | return EXIT_FAILURE; |
34 | } | |
35 | } | |
36 | ||
e5eadf53 | 37 | r = link_config_apply(ctx, link, dev->device, &name); |
56692c5d MS |
38 | if (r < 0) |
39 | log_warning_errno(r, "Could not apply link config to %s, ignoring: %m", udev_device_get_sysname(dev)); | |
af6f0d42 | 40 | |
ad6e5b34 TG |
41 | udev_builtin_add_property(dev, test, "ID_NET_LINK_FILE", link->filename); |
42 | ||
3e137a1b TG |
43 | if (name) |
44 | udev_builtin_add_property(dev, test, "ID_NET_NAME", name); | |
45 | ||
af6f0d42 TG |
46 | return EXIT_SUCCESS; |
47 | } | |
48 | ||
2024ed61 | 49 | static int builtin_net_setup_link_init(void) { |
af6f0d42 TG |
50 | int r; |
51 | ||
52 | if (ctx) | |
53 | return 0; | |
54 | ||
55 | r = link_config_ctx_new(&ctx); | |
56 | if (r < 0) | |
57 | return r; | |
58 | ||
59 | r = link_config_load(ctx); | |
60 | if (r < 0) | |
61 | return r; | |
62 | ||
01d4590b | 63 | log_debug("Created link configuration context."); |
af6f0d42 TG |
64 | return 0; |
65 | } | |
66 | ||
2024ed61 | 67 | static void builtin_net_setup_link_exit(void) { |
af6f0d42 | 68 | link_config_ctx_free(ctx); |
e0221a35 | 69 | ctx = NULL; |
01d4590b | 70 | log_debug("Unloaded link configuration context."); |
af6f0d42 TG |
71 | } |
72 | ||
2024ed61 | 73 | static bool builtin_net_setup_link_validate(void) { |
01d4590b | 74 | log_debug("Check if link configuration needs reloading."); |
af6f0d42 TG |
75 | if (!ctx) |
76 | return false; | |
77 | ||
78 | return link_config_should_reload(ctx); | |
79 | } | |
80 | ||
0b99c9f8 TG |
81 | const struct udev_builtin udev_builtin_net_setup_link = { |
82 | .name = "net_setup_link", | |
83 | .cmd = builtin_net_setup_link, | |
84 | .init = builtin_net_setup_link_init, | |
85 | .exit = builtin_net_setup_link_exit, | |
86 | .validate = builtin_net_setup_link_validate, | |
5ac0162c | 87 | .help = "Configure network link", |
af6f0d42 TG |
88 | .run_once = false, |
89 | }; |