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1 | #!/bin/bash | |
2 | ############################################################################### | |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
5 | # Copyright (C) 2010 Michael Tremer & Christian Schmidt # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
21 | ||
22 | if [ -z "${LOG_FACILITY}" ]; then | |
23 | LOG_FACILITY="network" | |
24 | fi | |
25 | ||
26 | LOG_LEVEL="DEBUG" | |
27 | ||
28 | if [ -z "${LOG_DISABLE_STDOUT}" ]; then | |
29 | LOG_DISABLE_STDOUT=false | |
30 | fi | |
31 | ||
32 | function log() { | |
33 | local level=${1} | |
34 | shift | |
35 | local message="$@" | |
36 | local message_log="${message}" | |
37 | ||
38 | if [ -z "${DEBUG}" ] && [ "${level}" = "DEBUG" ]; then | |
39 | return | |
40 | fi | |
41 | ||
42 | local funcname="${FUNCNAME[1]}" | |
43 | message_log="${funcname}: ${message_log}" | |
44 | ||
45 | # Set a prefix if we are in a hook. | |
46 | if [ -n "${HOOK}" ]; then | |
47 | message_log="${HOOK}: ${message_log}" | |
48 | fi | |
49 | ||
50 | logger -t "${LOG_FACILITY}[$$]" "${message_log}" & | |
51 | ||
52 | # Leave here, when there should be no output on the console. | |
53 | [ "${LOG_DISABLE_STDOUT}" = "true" ] && return 0 | |
54 | ||
55 | local colour | |
56 | local console="2" | |
57 | case "${level}" in | |
58 | DEBUG) | |
59 | colour="${CLR_CYAN_R}" | |
60 | ;; | |
61 | INFO) | |
62 | console="1" | |
63 | ;; | |
64 | WARNING) | |
65 | colour="${CLR_YELLOW_R}" | |
66 | ;; | |
67 | CRITICAL|ERROR) | |
68 | colour="${CLR_RED_B}" | |
69 | ;; | |
70 | esac | |
71 | ||
72 | case "${console}" in | |
73 | 1) | |
74 | printf "${colour}${message}${CLR_RESET}\n" | |
75 | ;; | |
76 | 2) | |
77 | printf "${colour}${message}${CLR_RESET}\n" >&2 | |
78 | ;; | |
79 | esac | |
80 | } |