File: dirvish-expire.pl

package info (click to toggle)
dirvish 1.2.1-2
  • links: PTS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 480 kB
  • sloc: perl: 4,494; sh: 211; makefile: 49
file content (254 lines) | stat: -rw-r--r-- 5,655 bytes parent folder | download | duplicates (3)
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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254


#       $Id: dirvish-expire.pl,v 12.0 2004/02/25 02:42:14 jw Exp $  $Name: Dirvish-1_2 $

$VERSION = ('$Name: Dirvish-1_2 $' =~ /Dirvish/i)
	? ('$Name: Dirvish-1_2 $' =~ m/^.*:\s+dirvish-(.*)\s*\$$/i)[0]
	: '1.1.2 patch' . ('$Id: dirvish-expire.pl,v 12.0 2004/02/25 02:42:14 jw Exp $'
		=~ m/^.*,v(.*:\d\d)\s.*$/)[0];
$VERSION =~ s/_/./g;


#########################################################################
#                                                         		#
#	Copyright 2002 and $Date: 2004/02/25 02:42:14 $
#                         Pegasystems Technologies and J.W. Schultz 	#
#                                                         		#
#	Licensed under the Open Software License version 2.0		#
#                                                         		#
#	This program is free software; you can redistribute it		#
#	and/or modify it under the terms of the Open Software		#
#	License, version 2.0 by Lauwrence E. Rosen.			#
#                                                         		#
#	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 Open Software License for details.		#
#                                                         		#
#########################################################################

use Time::ParseDate;
use POSIX qw(strftime);
use File::Find;
use Getopt::Long;

sub loadconfig;
sub check_expire;
sub findop;
sub imsort;
sub seppuku;

sub usage
{
	my $message = shift(@_);

	length($message) and print STDERR $message, "\n\n";

	print STDERR <<EOUSAGE;
USAGE
	dirvish.expire OPTIONS
	
OPTIONS
	--time date_expression
	--[no]tree
	--vault vault_name
	--no-run
	--quiet
EOUSAGE

	exit 255;
}

$Options = 
{ 
	help		=> \&usage,
	version		=> sub {
			print STDERR "dirvish version $VERSION\n";
			exit(0);
		},
};

if ($CONFDIR =~ /dirvish$/ && -f "$CONFDIR.conf")
{
	loadconfig(undef, "$CONFDIR.conf", $Options);
}
elsif (-f "$CONFDIR/master.conf")
{
	loadconfig(undef, "$CONFDIR/master.conf", $Options);
}
elsif (-f "$CONFDIR/dirvish.conf")
{
	seppuku 250, <<EOERR;
ERROR: no master configuration file.
	An old $CONFDIR/dirvish.conf file found.
	Please read the dirvish release notes.
EOERR
}
else
{
	seppuku 251, "ERROR: no global configuration file";
}

GetOptions($Options, qw(
	quiet!
	vault=s
	time=s
	tree!
	no-run|dry-run
	version
	help|?
	)) or usage;

ref($$Options{vault}) and $$Options{vault} = undef;

$$Options{time} and $expire_time = parsedate($$Options{time});
$expire_time ||= time;


if ($$Options{vault})
{
	my $b;
	my $bank;
	for $b (@{$$Options{bank}})
	{
		if (-d "$b/$$Options{vault}")
		{
			$bank = $b;
			last;
		}
	}
	$bank or seppuku 252, "Cannot find vault $$Options{vault}";
	find(\&findop, join('/', $bank, $$Options{vault}));
} else {
	for $bank (@{$$Options{bank}})
	{
		find(\&findop, $bank);
	}
}

scalar(@expires) or exit 0;

if (!$$Options{quiet})
{
	printf "Expiring images as of %s\n",
		strftime('%Y-%m-%d %H:%M:%S', localtime($expire_time));
	$$Options{vault} and printf "Restricted to vault %s\n",
		$$Options{vault};
	print "\n";

	printf "%-15s %-15s %-16.16s  %s\n",
		qw(VAULT:BRANCH IMAGE CREATED EXPIRED);
}

for $expire (sort {imsort()} @expires)
{
	my ($created, $expired);
	($created = $$expire{created}) =~ s/:\d\d$//;
	($expired = $$expire{expire}) =~ s/:\d\d$//;
	
	if (!$unexpired{$$expire{vault}}{$$expire{branch}})
	{
		printf "cannot expire %s:%s:%s No unexpired good images\n",
			$$expire{vault},
			$$expire{branch},
			$$expire{image};
		$$expire{status} =~ /^success/
			and ++$unexpired{$$expire{vault}}{$$expire{branch}};
		# By virtue of the sort order this will be the newest 
		# image so that older ones can be expired.
		next;
	}
	$$Options{quiet} or printf "%-15s %-15s %-16.16s  %s\n",
		$$expire{vault} . ':' .  $$expire{branch},
		$$expire{image},
		$created,
		$expired;

	$$Options{'no-run'} and next;

	system("rm -rf $$expire{path}/tree");
	$$Options{tree} and next;

	system("rm -rf $$expire{path}");
}

exit 0;

sub check_expire
{
	my ($summary, $expire_time) = @_;

	my ($expire, $etime, $path);

	$expire = $$summary{Expire};
	$expire =~ s/^.*==\s+//;
	$expire or return 0;
	$expire =~ /never/i and return 0;

	$etime = parsedate($expire);

	if (!$etime)
	{
		print STDERR "$File::Find::dir: invalid expiration time $$summary{expire}\n";
		return -1;
	}
	$etime > $expire_time and return 0;

	return 1;
}

sub findop
{
	if ($_ eq 'tree')
	{
		$File::Find::prune = 1;
		return 0;
	}
	if ($_ eq 'summary')
	{
		my $summary;
		my ($etime, $path);

		$path = $File::Find::dir;

		$summary = loadconfig('R', $File::Find::name);
		$status = check_expire($summary, $expire_time);
		
		$status < 0 and return;

		$$summary{vault} && $$summary{branch} && $$summary{Image}
			or return;

		if ($status == 0)
		{
			$$summary{Status} =~ /^success/ && -d ($path . '/tree')
				and ++$unexpired{$$summary{vault}}{$$summary{branch}};
			return;
		}

		-d ($path . ($$Options{tree} ? '/tree': undef)) or return;

		push (@expires, {
				vault	=> $$summary{vault},
				branch	=> $$summary{branch},
				client	=> $$summary{client},
				tree	=> $$summary{tree},
				image	=> $$summary{Image},
				created	=> $$summary{'Backup-complete'},
				expire	=> $$summary{Expire},
				status	=> $$summary{Status},
				path	=> $path,
			}
		);
	}
}

## WARNING:  don't mess with the sort order, it is needed so that if
## WARNING:  all images are expired the newest will be retained.
sub imsort
{
	$$a{vault} cmp $$b{vault}
	|| $$a{branch} cmp $$b{branch}
	|| $$a{created} cmp $$b{created};
}