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
|
#!/bin/sh
#
# Extract all host entries from a netgroup(s), recursively expanding
# any sub-netgroups... if multiple netgroups are given, everything
# gets mixed together...
#
targets="$*"
expandgrp()
{
for sub
do
eval "for host in \$grphosts$sub; do echo \$host; done"
eval expandgrp \$grpsubs$sub
done
}
[ "$YP" = "" ] && {
echo "$targets"
exit 0
}
$YPCAT -k netgroup |
$AWK '{
grpname=$1;
hosts="";
grps="";
sep="";
for(i=2;i<=NF;i++){
if($i ~ /^\(/){
split($i, entry, ",");
if(entry[1] != ""){
s = substr(entry[1], 2, length(entry[1])-1);
hosts=hosts sep s;
sep=" ";
}
else if(entry[2] = "" && entry[3] == ""){
hosts=hosts sep "*";
sep=" ";
}
}
else {
grps=grps " " $i;
}
}
if(hosts != "" || grps != ""){
printf("%s %s\n%s\n", grpname, grps, hosts);
}
}' |
{
while read netgroup subgroups
do
read hosts
match=0
for target in $targets
do
[ "$netgroup" = "$target" ] && match=1
done
if [ $match -eq 1 ]; then
targhosts="$targhosts $hosts"
targgroups="$targgroups $subgroups"
else
eval grphosts$netgroup=\"$hosts\"
eval grpsubs$netgroup=\"$subgroups\"
fi
done
for host in $targhosts
do
echo $host
done
expandgrp $targgroups
} |
$SORT -u
|
