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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" |
af6f0d42 | 4 | #include "link-config.h" |
af6f0d42 | 5 | #include "log.h" |
d9b3e996 | 6 | #include "string-util.h" |
07a26e42 | 7 | #include "udev-builtin.h" |
af6f0d42 | 8 | |
9588bc32 | 9 | static link_config_ctx *ctx = NULL; |
af6f0d42 | 10 | |
d9b3e996 | 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; | |
d9b3e996 | 16 | sd_device *dev = _dev->device; |
af6f0d42 TG |
17 | |
18 | if (argc > 1) { | |
19 | log_error("This program takes no arguments."); | |
20 | return EXIT_FAILURE; | |
21 | } | |
22 | ||
d9b3e996 | 23 | r = link_get_driver(ctx, dev, &driver); |
847a8a5f | 24 | if (r >= 0) |
d9b3e996 | 25 | udev_builtin_add_property(dev, test, "ID_NET_DRIVER", driver); |
847a8a5f | 26 | |
d9b3e996 | 27 | r = link_config_get(ctx, dev, &link); |
af6f0d42 TG |
28 | if (r < 0) { |
29 | if (r == -ENOENT) { | |
01d4590b | 30 | log_debug("No matching link configuration found."); |
af6f0d42 TG |
31 | return EXIT_SUCCESS; |
32 | } else { | |
da927ba9 | 33 | log_error_errno(r, "Could not get link config: %m"); |
af6f0d42 TG |
34 | return EXIT_FAILURE; |
35 | } | |
36 | } | |
37 | ||
d9b3e996 YW |
38 | r = link_config_apply(ctx, link, dev, &name); |
39 | if (r < 0) { | |
40 | const char *sysname = NULL; | |
41 | ||
42 | (void) sd_device_get_sysname(dev, &sysname); | |
43 | log_warning_errno(r, "Could not apply link config to %s, ignoring: %m", strnull(sysname)); | |
44 | } | |
af6f0d42 | 45 | |
d9b3e996 | 46 | udev_builtin_add_property(dev, test, "ID_NET_LINK_FILE", link->filename); |
ad6e5b34 | 47 | |
3e137a1b | 48 | if (name) |
d9b3e996 | 49 | udev_builtin_add_property(dev, test, "ID_NET_NAME", name); |
3e137a1b | 50 | |
af6f0d42 TG |
51 | return EXIT_SUCCESS; |
52 | } | |
53 | ||
2024ed61 | 54 | static int builtin_net_setup_link_init(void) { |
af6f0d42 TG |
55 | int r; |
56 | ||
57 | if (ctx) | |
58 | return 0; | |
59 | ||
60 | r = link_config_ctx_new(&ctx); | |
61 | if (r < 0) | |
62 | return r; | |
63 | ||
64 | r = link_config_load(ctx); | |
65 | if (r < 0) | |
66 | return r; | |
67 | ||
01d4590b | 68 | log_debug("Created link configuration context."); |
af6f0d42 TG |
69 | return 0; |
70 | } | |
71 | ||
2024ed61 | 72 | static void builtin_net_setup_link_exit(void) { |
af6f0d42 | 73 | link_config_ctx_free(ctx); |
e0221a35 | 74 | ctx = NULL; |
01d4590b | 75 | log_debug("Unloaded link configuration context."); |
af6f0d42 TG |
76 | } |
77 | ||
2024ed61 | 78 | static bool builtin_net_setup_link_validate(void) { |
01d4590b | 79 | log_debug("Check if link configuration needs reloading."); |
af6f0d42 TG |
80 | if (!ctx) |
81 | return false; | |
82 | ||
83 | return link_config_should_reload(ctx); | |
84 | } | |
85 | ||
0b99c9f8 TG |
86 | const struct udev_builtin udev_builtin_net_setup_link = { |
87 | .name = "net_setup_link", | |
88 | .cmd = builtin_net_setup_link, | |
89 | .init = builtin_net_setup_link_init, | |
90 | .exit = builtin_net_setup_link_exit, | |
91 | .validate = builtin_net_setup_link_validate, | |
5ac0162c | 92 | .help = "Configure network link", |
af6f0d42 TG |
93 | .run_once = false, |
94 | }; |