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1 | /* |
2 | * Staticd debug related functions | |
3 | * Copyright (C) 2019 Volta Networks Inc. | |
4 | * Mark Stapp | |
5 | * | |
6 | * This file is part of Free Range Routing (FRR). | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2, or (at your option) any | |
11 | * later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License along | |
19 | * with this program; see the file COPYING; if not, write to the Free Software | |
20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
21 | */ | |
22 | ||
23 | #include <zebra.h> | |
24 | ||
25 | #include "lib/command.h" | |
26 | #include "lib/debug.h" | |
27 | ||
28 | #include "static_debug.h" | |
29 | ||
30 | /* | |
31 | * Debug infra: a debug struct for each category, and a corresponding | |
32 | * string. | |
33 | */ | |
34 | ||
35 | /* clang-format off */ | |
36 | struct debug static_dbg_events = {0, "Staticd events"}; | |
37 | ||
38 | struct debug *static_debug_arr[] = { | |
39 | &static_dbg_events | |
40 | }; | |
41 | ||
42 | const char *static_debugs_conflines[] = { | |
43 | "debug static events" | |
44 | }; | |
45 | /* clang-format on */ | |
46 | ||
47 | ||
48 | /* | |
49 | * Set or unset all staticd debugs | |
50 | * | |
51 | * flags | |
52 | * The flags to set | |
53 | * | |
54 | * set | |
55 | * Whether to set or unset the specified flags | |
56 | */ | |
57 | static void static_debug_set_all(uint32_t flags, bool set) | |
58 | { | |
59 | for (unsigned int i = 0; i < array_size(static_debug_arr); i++) { | |
60 | DEBUG_FLAGS_SET(static_debug_arr[i], flags, set); | |
61 | ||
62 | /* if all modes have been turned off, don't preserve options */ | |
63 | if (!DEBUG_MODE_CHECK(static_debug_arr[i], DEBUG_MODE_ALL)) | |
64 | DEBUG_CLEAR(static_debug_arr[i]); | |
65 | } | |
66 | } | |
67 | ||
68 | static int static_debug_config_write_helper(struct vty *vty, bool config) | |
69 | { | |
70 | uint32_t mode = DEBUG_MODE_ALL; | |
71 | ||
72 | if (config) | |
73 | mode = DEBUG_MODE_CONF; | |
74 | ||
75 | for (unsigned int i = 0; i < array_size(static_debug_arr); i++) | |
76 | if (DEBUG_MODE_CHECK(static_debug_arr[i], mode)) | |
77 | vty_out(vty, "%s\n", static_debugs_conflines[i]); | |
78 | ||
79 | return 0; | |
80 | } | |
81 | ||
82 | int static_config_write_debug(struct vty *vty) | |
83 | { | |
84 | return static_debug_config_write_helper(vty, true); | |
85 | } | |
86 | ||
87 | int static_debug_status_write(struct vty *vty) | |
88 | { | |
89 | return static_debug_config_write_helper(vty, false); | |
90 | } | |
91 | ||
92 | /* | |
93 | * Set debugging status. | |
94 | * | |
95 | * vtynode | |
96 | * vty->node | |
97 | * | |
98 | * onoff | |
99 | * Whether to turn the specified debugs on or off | |
100 | * | |
101 | * events | |
102 | * Debug general internal events | |
103 | * | |
104 | */ | |
105 | void static_debug_set(int vtynode, bool onoff, bool events) | |
106 | { | |
107 | uint32_t mode = DEBUG_NODE2MODE(vtynode); | |
108 | ||
109 | if (events) | |
110 | DEBUG_MODE_SET(&static_dbg_events, mode, onoff); | |
111 | } | |
112 | ||
113 | /* | |
114 | * Debug lib initialization | |
115 | */ | |
116 | ||
117 | struct debug_callbacks static_dbg_cbs = { | |
118 | .debug_set_all = static_debug_set_all | |
119 | }; | |
120 | ||
121 | void static_debug_init(void) | |
122 | { | |
123 | debug_init(&static_dbg_cbs); | |
124 | } |