-
Notifications
You must be signed in to change notification settings - Fork 0
/
loadconf
executable file
·95 lines (83 loc) · 2.54 KB
/
loadconf
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
#!/bin/bash
# Helper script to load config files.
# Copyright (C) 2013-2015 Scott Weldon
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Usage: source loadconf <folder> <file> [validArgs]
# <folder> is the folder where the config file is stored.
# <file> is the name of the config file.
# [validArgs] is an array of allowed variable names. If none are given, all
# names are allowed. If the array is called "arr", pass it as "arr[@]".
# Note that the script *must* be called using the source command.
loadconf_configfolder=$1
loadconf_configfile=$2
loadconf_file=$loadconf_configfolder/$loadconf_configfile
if [ "$3" != "" ]
then
declare -a loadconf_validArgs=("${!3}")
else
loadconf_validArgs=""
fi
# Check if array contains an element.
# $1 is the element to check for.
# $2 is the array.
function containsElement () {
local e
for e in "${@:2}"
do [[ "$e" == "$1" ]] && return 0
done
return 1
}
if [ ! -f "$loadconf_file" ]
then
echo "File doesn't exist!"
return 1
fi
echo "Loading config file at $loadconf_file" > /dev/null
while read -r loadconf_line
do
# Skip comments.
if [ "${loadconf_line:0:1}" == "#" ]
then
continue
fi
oifs=$IFS
IFS='='
read -a loadconf_arr <<< "$loadconf_line"
IFS=$oifs
loadconf_var="${loadconf_arr[0]}"
loadconf_val="${loadconf_arr[1]}"
loadconf_extra="${loadconf_arr[2]}"
if [ "$loadconf_var" == "" ]
then
echo "Skipping blank line." > /dev/null
elif [ "$loadconf_val" == "" ]
then
echo "Skipping fail line." > /dev/null
elif [ "$loadconf_extra" != "" ]
then
echo "More than one = on that line! Hax!" #> /dev/null
else
if [ "$loadconf_validArgs" == "" ]
then
eval "$loadconf_var=$loadconf_val"
else
$(containsElement $loadconf_var "${loadconf_validArgs[@]}")
if [ $? -eq "0" ]
then
eval "$loadconf_var=$loadconf_val"
else
echo "Variable \"$loadconf_var\" is not allowed, skipping." #> /dev/null
fi
fi
fi
done < $loadconf_file
return 0