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1 | #!./perl |
2 | |
3 | BEGIN { |
4 | chdir 't' if -d 't'; |
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5 | unshift @INC, "../lib" if -d "../lib"; |
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6 | eval {my @n = getgrgid 0}; |
7 | if ($@ && $@ =~ /(The \w+ function is unimplemented)/) { |
8 | print "1..0 # Skip: $1\n"; |
9 | exit 0; |
10 | } |
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11 | eval { require Config; import Config; }; |
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12 | my $reason; |
13 | if ($Config{'i_grp'} ne 'define') { |
14 | $reason = '$Config{i_grp} not defined'; |
15 | } |
16 | elsif (not -f "/etc/group" ) { # Play safe. |
17 | $reason = 'no /etc/group file'; |
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18 | } |
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19 | |
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20 | if (not defined $where) { # Try NIS. |
21 | foreach my $ypcat (qw(/usr/bin/ypcat /bin/ypcat /etc/ypcat)) { |
22 | if (-x $ypcat && |
23 | open(GR, "$ypcat group 2>/dev/null |") && |
24 | defined(<GR>)) { |
25 | $where = "NIS group"; |
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26 | undef $reason; |
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27 | last; |
28 | } |
29 | } |
30 | } |
31 | |
32 | if (not defined $where) { # Try NetInfo. |
33 | foreach my $nidump (qw(/usr/bin/nidump)) { |
34 | if (-x $nidump && |
35 | open(GR, "$nidump group . 2>/dev/null |") && |
36 | defined(<GR>)) { |
37 | $where = "NetInfo group"; |
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38 | undef $reason; |
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39 | last; |
40 | } |
41 | } |
42 | } |
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43 | |
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44 | if (not defined $where) { # Try local. |
45 | my $GR = "/etc/group"; |
46 | if (-f $GR && open(GR, $GR) && defined(<GR>)) { |
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47 | undef $reason; |
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48 | $where = $GR; |
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49 | } |
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50 | } |
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51 | if ($reason) { |
52 | print "1..0 # Skip: $reason\n"; |
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53 | exit 0; |
54 | } |
55 | } |
56 | |
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57 | # By now GR filehandle should be open and full of juicy group entries. |
58 | |
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59 | print "1..1\n"; |
60 | |
61 | # Go through at most this many groups. |
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62 | # (note that the first entry has been read away by now) |
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63 | my $max = 25; |
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64 | |
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65 | my $n = 0; |
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66 | my $tst = 1; |
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67 | my %perfect; |
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68 | my %seen; |
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69 | |
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70 | while (<GR>) { |
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71 | chomp; |
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72 | my @s = split /:/; |
73 | my ($name_s,$passwd_s,$gid_s,$members_s) = @s; |
74 | if (@s) { |
75 | push @{ $seen{$name_s} }, $.; |
76 | } else { |
77 | warn "# Your $where line $. is empty.\n"; |
78 | next; |
79 | } |
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80 | if ($n == $max) { |
81 | local $/; |
82 | my $junk = <GR>; |
83 | last; |
84 | } |
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85 | # In principle we could whine if @s != 4 but do we know enough |
86 | # of group file formats everywhere? |
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87 | if (@s == 4) { |
5e5f18aa |
88 | $members_s =~ s/\s*,\s*/,/g; |
b56ec344 |
89 | $members_s =~ s/\s+$//; |
90 | $members_s =~ s/^\s+//; |
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91 | @n = getgrgid($gid_s); |
92 | # 'nogroup' et al. |
93 | next unless @n; |
94 | my ($name,$passwd,$gid,$members) = @n; |
95 | # Protect against one-to-many and many-to-one mappings. |
96 | if ($name_s ne $name) { |
97 | @n = getgrnam($name_s); |
98 | ($name,$passwd,$gid,$members) = @n; |
99 | next if $name_s ne $name; |
100 | } |
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101 | # NOTE: group names *CAN* contain whitespace. |
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102 | $members =~ s/\s+/,/g; |
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103 | # what about different orders of members? |
104 | $perfect{$name_s}++ |
105 | if $name eq $name_s and |
106 | # Do not compare passwords: think shadow passwords. |
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107 | # Not that group passwords are used much but better not assume anything. |
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108 | $gid eq $gid_s and |
109 | $members eq $members_s; |
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110 | } |
111 | $n++; |
112 | } |
113 | |
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114 | if (keys %perfect == 0) { |
115 | $max++; |
116 | print <<EOEX; |
117 | # |
118 | # The failure of op/grent test is not necessarily serious. |
119 | # It may fail due to local group administration conventions. |
120 | # If you are for example using both NIS and local groups, |
121 | # test failure is possible. Any distributed group scheme |
122 | # can cause such failures. |
123 | # |
124 | # What the grent test is doing is that it compares the $max first |
125 | # entries of $where |
126 | # with the results of getgrgid() and getgrnam() call. If it finds no |
127 | # matches at all, it suspects something is wrong. |
128 | # |
129 | EOEX |
130 | print "not "; |
131 | $not = 1; |
132 | } else { |
133 | $not = 0; |
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134 | } |
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135 | print "ok ", $tst++; |
136 | print "\t# (not necessarily serious: run t/op/grent.t by itself)" if $not; |
137 | print "\n"; |
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138 | |
139 | close(GR); |