3 # Copyright (c) 2007, 2008, 2009, 2010 Zmanda, Inc. All Rights Reserved.
5 # This program is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License version 2 as published
7 # by the Free Software Foundation.
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 # You should have received a copy of the GNU General Public License along
15 # with this program; if not, write to the Free Software Foundation, Inc.,
16 # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 # Contact information: Zmanda Inc, 465 S. Mathilda Ave., Suite 300
19 # Sunnyvale, CA 94086, USA, or: http://www.zmanda.com
22 use lib '@amperldir@';
27 use Socket; # for gethostbyname
29 use Amanda::Util qw( :constants );
30 use Amanda::Constants;
32 my $confdir="$CONFIG_DIR";
33 my $tmpdir="$AMANDA_DBGDIR";
34 my $amandahomedir="$localstatedir/lib/amanda";
35 my $templatedir="$amdatadir/template.d"; #rpm install template files here
36 my $def_tapedev="file:$amandahomedir/vtapes";
38 my $amanda_user="$Amanda::Constants::CLIENT_LOGIN";
39 my $def_config="$Amanda::Constants::DEFAULT_CONFIG";
40 my $def_dtimeout="1800";
41 my $def_ctimeout="30";
42 my $def_etimeout="300";
44 my $amanda_conf_perm=0600;
52 my @pw = getpwuid($<);
53 my $dumpuser = $pw[0];
59 print "\t\t <config> [--template <template>]\n";
60 print "\t\t[--no-vtape] (do not create virtual tapes)\n";
61 print "\t\t[--tapetype <tapetype>] [--tpchanger <tpchanger>]\n";
62 print "\t\t[--tapedev <tapedev>] [--changerfile <changerfile>]\n";
63 print "\t\t[--changerdev <changerdev>] [--labelstr <labelstr>] \n";
64 print "\t\t[--mailto <mailto>] [--dumpcycle <dumpcycle> (ex: 5days, 1week or 2weeks)]\n";
65 print "\t\t[--runspercycle <runspercycle>] [--runtapes <runtapes>]\n";
66 print "\t\t[--tapecycle <tapecycle>]\n";
67 print "\t\t[--help]\n";
72 for $fh ( STDOUT, LOG ) {
78 my ($err, $cleanup) = @_;
80 # clean up $config directory if cleanup=1
81 # if error in creating vtape or holding disk,
82 # advise user to create manually, no need to cleanup
83 if ( $cleanup && defined $config && -e "$confdir/$config" ) {
84 print LOG "cleaning up $confdir/$config\n";
85 if ( -e "$confdir/$config/amanda.conf" ) {
86 unlink "$confdir/$config/amanda.conf" ||
87 print LOG "unlink $confdir/$config/amanda.conf failed: $!\n";
89 if ( -e "$confdir/$config/advanced.conf" ) {
90 unlink "$confdir/$config/advanced.conf" ||
91 print LOG "unlink $confdir/$config/advanced.conf failed: $!\n";
93 if ( -e "$confdir/$config/tapelist" ) {
94 unlink "$confdir/$config/tapelist" ||
95 print LOG "unlink $confdir/$config/tapelist failed: $!\n";
97 if ( -e "$confdir/$config/curinfo" ) {
98 rmdir "$confdir/$config/curinfo" ||
99 print LOG "rmdir $confdir/$config failed: $!\n";
101 if ( -e "$confdir/$config/index" ) {
102 rmdir "$confdir/$config/index" ||
103 print LOG "rmdir $confdir/$config/index failed: $!\n";
105 rmdir "$confdir/$config" ||
106 print LOG "rmdir $confdir/$config failed: $!\n";
112 # rpm installation should have taken care of these. Create one if it's not there
113 sub check_gnutarlist_dir {
114 if ( -e "$amandahomedir/gnutar-lists" ) {
115 &mprint ("$amandahomedir/gnutar-lists directory exists\n");
118 mkpath ("$amandahomedir/gnutar-lists", $def_perm) ||
119 &log_and_die ("ERROR: mkpath:$amandahomedir/gnutar-lists failed: $!\n", 0);
123 sub create_conf_dir {
124 unless ( -e "$confdir/$config" ) {
125 mkpath ("$confdir/$config", $def_perm) ||
126 &log_and_die ("ERROR: mkpath: $confdir/$config failed: $!\n", 0); # $! = system error
128 &log_and_die ("ERROR: Configuration $config exists\n", 0);
130 unless ( -e "$confdir/template.d" ) {
131 mkpath ("$confdir/template.d", $def_perm) ||
132 &log_and_die ("ERROR: mkpath: $confdir/template.d failed: $!\n", 0);
133 &mprint ("$confdir/template.d directory created\n");
137 sub copy_template_file {
140 &log_and_die ("ERROR: template is missing\n", 1);
142 # create and update amanda.conf
143 open(CONF, "$templatedir/amanda-$tplate.conf")
144 || &log_and_die ("ERROR: Cannot open $templatedir/amanda-$tplate.conf: $!\n", 1);
145 open(NEWCONF, ">$confdir/$config/amanda.conf") ||
146 &log_and_die ("ERROR: Cannot create $confdir/$config/amanda.conf: $!\n", 1);
147 chmod ($amanda_conf_perm, "$confdir/$config/amanda.conf") ||
148 &log_and_die ("ERROR: Cannot set amanda.conf file access permission: $!\n", 1);
150 $_ =~ s/$def_config/$config/;
155 &mprint ("$confdir/$config/amanda.conf created and updated\n");
159 sub create_curinfo_index_dir {
160 mkpath("$confdir/$config/curinfo", $def_perm) ||
161 &log_and_die ("ERROR: mkpath: $confdir/$config/curinfo failed: $!\n", 1);
162 mkpath("$confdir/$config/index", $def_perm) ||
163 &log_and_die ("ERROR: mkpath: $confdir/$config/index failed: $!\n", 1);
164 &mprint ("curinfo and index directory created\n");
167 sub touch_list_files {
168 open (TLIST, ">$confdir/$config/tapelist")
169 || &log_and_die ("ERROR: Cannot create tapelist file: $!\n", 1);
171 &mprint ("tapelist file created\n");
173 open (DLIST, ">$confdir/$config/disklist")
174 || &log_and_die ("ERROR: Cannot create disklist file: $!\n", 1);
176 &mprint ("disklist file created\n");
179 # create holding disk directory, check disk space first
181 if ( -d "$amandahomedir/holdings/$config" ) {
182 my $uid = (stat("$amandahomedir/holdings/$config"))[4];
183 my $owner = (getpwuid($uid))[0];
184 unless ( $owner eq $amanda_user ) {
185 &mprint ("WARNING: holding disk directory exists and is not owned by $amanda_user\n");
191 my $out = `df -k $amandahomedir`;
192 my @dfout = split(" " , $out);
193 unless ( $#dfout == 12 ) { # df should output 12 elem
194 &mprint ("WARNING: df failed, holding disk directory not created\n");
198 unless (( $dfout[1] eq "1K-blocks" ) || ( $dfout[1] eq "kbytes")) {
199 $div=2; # 512-blocks displayed by df
202 if (( $dfout[10] / $div ) > 1024000 ) { # holding disk is defined 1000 MB
203 &mprint ("creating holding disk directory\n");
204 unless ( -d "$amandahomedir/holdings" ) {
205 mkpath ( "$amandahomedir/holdings", $def_perm) ||
206 (&mprint ("WARNING: mkpath $amandahomedir/holdings failed: $!\n"), $holding_err++, return );
208 mkpath ( "$amandahomedir/holdings/$config", $def_perm) ||
209 (&mprint ("WARNING: mkpath $amandahomedir/holdings/$config failed: $!\n"), $holding_err++, return) ;
213 #create default tape dir
214 sub create_deftapedir{
215 unless ( -e "$amandahomedir/vtapes" ) {
216 mkpath ( "$amandahomedir/vtapes", $def_perm) ||
217 ( &mprint ("WARNING: mkpath $amandahomedir/$config/vtapes failed: $!\n"), return );
219 unless ( -e "$amandahomedir/vtapes/$config" ) {
220 mkpath ( "$amandahomedir/vtapes/$config", $def_perm) ||
221 ( &mprint ("WARNING: mkpath $amandahomedir/vtapes/$config failed: $!\n"), return );
223 $parentdir="$amandahomedir/vtapes/$config";
226 # create and label vtape
228 &mprint ("creating vtape directory\n");
229 if ($template_only==0){ # check $template mode
230 $mylabelprefix=$labelstr; #set labelstr
231 if ($tapedev eq "$def_tapedev/$config"){
235 $tapedev=~/^(file:\/)/;
240 $mylabelprefix=$config;
243 unless ( -e $parentdir){
244 &mprint ("WARNING: tapedev $parentdir does not exists, vtapes creation failed!\n");
245 &mprint ("Please create $parentdir and $confdir/$config and rerun the same command or else create vtapes manually.\n");
250 chdir ("$parentdir") ||
251 ( &mprint("WARNING: chdir $parentdir failed: $!\n"), $vtape_err++, return );
253 &mprint ("amlabel vtapes\n");
254 if (defined $tapecycle) {
259 my $fsinfo = Amanda::Util::get_fs_usage($parentdir);
260 my $avail_bytes = $fsinfo->{'blocksize'} * $fsinfo->{'bavail'};
262 # mysteriously, we need at least 72k per slot, plus 10k overhead. The
263 # origin of these numbers is unknown.
264 my $needed_bytes = (($tp_cyclelimit*73728)+10240);
265 if ($avail_bytes < $needed_bytes){
266 &mprint ("WARNING: Not enough space for vtapes. Need 72k per slot plus 10k ($needed_bytes bytes); have $avail_bytes available. Creation of vtapes failed\n");
272 $tp_cyclelimit=$def_tapecycle;
275 for $i (1..$tp_cyclelimit) {
276 unless ( -e "slot$i"){
277 mkpath ("slot$i", $def_perm) ||
278 ( &mprint ("WARNING: mkpath $parentdir/slot$i failed: $!\n"), $vtape_err++, return);
280 ( @amlabel_out = `$sbindir/amlabel -f $config $mylabelprefix-$i slot $i`) ||
281 ( &mprint ("WARNING: amlabel vtapes failed at slot $i: $!\n"), $vtape_err++, return);
283 foreach (@amlabel_out) {
286 # reset tape to the first slot
287 `$sbindir/amtape $config reset`;
290 sub create_customconf{
291 # now create a custom amanda.conf from user input
293 { $mailto="$amanda_user"; }
294 else { # untaint mailto which can be evil
295 # reject mailto with the following * ( ) < > [ ] , ; : ! $ \ / "
296 if ( $mailto =~ /^([^\*\(\)<>\[\]\,\;\:\!\$\\\/\"]+)$/ ) {
297 $mailto = $1; # now untainted
299 &log_and_die ("ERROR: Invalid data in mailto.\n"); # log this somewhere
302 unless ( $dumpcycle ) { $dumpcycle="1 week"; }
303 unless ( $runspercycle ) { $runspercycle="5"; }
304 unless ( $tapecycle ) { $tapecycle="10 tapes"; }
305 unless ( $runtapes ) { $runtapes="1"; }
306 unless ( $labelstr ) {
307 if ($template eq "harddisk") {
310 $labelstr="^$config-[0-9][0-9]*\$";
313 if ((!(defined($template)))||($template eq "harddisk"))
315 if (defined $tapedev){
316 $tapedev="file:/".$tapedev;
318 unless ( $tpchanger ) { $tpchanger="chg-disk"; }
319 unless ( $tapedev ) { $tapedev="$def_tapedev/$config"; }
320 unless ( $changerfile ) { $changerfile="$confdir/$config/changer.conf"; }
321 unless ( $changerdev ) { $changerdev="/dev/null";}
322 unless ( $tapetype ) { $tapetype="HARDDISK"; }
324 elsif ($template eq "single-tape")
326 unless ($tpchanger) {$tpchanger="chg-manual";}
327 unless ($tapedev) {$tapedev="/dev/nst0";}
328 unless ($changerfile) {$changerfile="$confdir/$config/chg-manual.conf";}
329 unless ($changerdev) {$changerdev="/dev/null";}
330 unless ($tapetype) {$tapetype="HP-DAT";}
332 elsif ($template eq "tape-changer")
334 unless ($tpchanger){$tpchanger="chg-zd-mtx";}
335 unless ($tapedev){ $tapedev="/dev/nst0";}
336 unless ($changerfile){$changerfile="$confdir/$config/changer.conf";}
337 unless ($changerdev) {$changerdev="/dev/sg1";}
338 unless ($tapetype) {$tapetype="HP-DAT";}
342 unless ($tpchanger){$tpchanger="chg-multi";}
343 unless ($changerfile){$changerfile="$confdir/$config/changer.conf";}
344 unless ($tapetype) {$tapetype="HP-DAT";}
348 open (CONF, ">$confdir/$config/amanda.conf") ||
349 &log_and_die ("ERROR: Cannot create amanda.conf file: $!\n", 1);
350 chmod ($amanda_conf_perm, "$confdir/$config/amanda.conf") ||
351 &log_and_die ("ERROR: Cannot set amanda.conf file access permission: $!\n", 1);
353 print CONF "org \"$config\"\t\t# your organization name for reports\n";
354 print CONF "dumpuser \"$dumpuser\"\t# the user to run dumps under\n";
355 print CONF "mailto \"$mailto\"\t# space separated list of operators at your site\n";
356 print CONF "dumpcycle $dumpcycle\t\t# the number of days in the normal dump cycle\n";
357 print CONF "runspercycle $runspercycle\t\t# the number of amdump runs in dumpcycle days\n";
358 print CONF "tapecycle $tapecycle\t# the number of tapes in rotation\n";
359 print CONF "runtapes $runtapes\t\t# number of tapes to be used in a single run of amdump\n";
360 print CONF "tpchanger \"$tpchanger\"\t# the tape-changer glue script\n";
361 print CONF "tapedev \"$tapedev\"\t# the no-rewind tape device\n";
362 print CONF "changerfile \"$changerfile\"\t# tape changer configuration parameter file\n";
363 print CONF "changerdev \"$changerdev\"\t# tape changer configuration parameter device\n";
364 print CONF "tapetype $tapetype\t# what kind of tape it is\n";
365 print CONF "labelstr \"$labelstr\"\t# label constraint regex: all tapes must match\n";
366 print CONF "dtimeout $def_dtimeout\t# number of idle seconds before a dump is aborted\n";
367 print CONF "ctimeout $def_ctimeout\t# max number of secconds amcheck waits for each client\n";
368 print CONF "etimeout $def_etimeout\t# number of seconds per filesystem for estimates\n";
369 print CONF "define dumptype global {\n";
370 print CONF " comment \"Global definitions\"\n";
371 print CONF " auth \"bsdtcp\"\n}\n";
372 print CONF "define dumptype gui-base {\n";
373 print CONF " global\n";
374 print CONF " program \"GNUTAR\"\n";
375 print CONF " comment \"gui base dumptype dumped with tar\"\n";
376 print CONF " compress none\n";
377 print CONF " index yes\n}\n";
378 if ($tapetype eq "HARDDISK") {
379 print CONF "define tapetype HARDDISK {\n";
380 print CONF " comment \"Virtual Tapes\"\n";
381 print CONF " length 5000 mbytes\n}\n";
383 print CONF "includefile \"advanced.conf\"\n";
384 print CONF "includefile \"$confdir/template.d/dumptypes\"\n";
385 print CONF "includefile \"$confdir/template.d/tapetypes\"\n";
387 mprint ("custom amanda.conf created\n");
392 &mprint ("/var/lib/amanda/example/xinetd.amandaserver contains the latest Amanda server daemon configuration.\n");
393 &mprint ("Please merge it to /etc/xinetd.d/amandaserver.\n");
397 sub build_amanda_ssh_key{
398 if ( -e "$amandahomedir/.ssh/id_rsa_amdump.pub" ) {
399 if ( -e "$amandahomedir/.ssh/client_authorized_key" ) {
400 &mprint ("$amandahomedir/.ssh/client_authorized_keys exists.\n");
403 open(NEWAUTH, ">$amandahomedir/.ssh/client_authorized_keys") ||
404 (&mprint("WARNING: open $amandahomedir/.ssh/client_authorized_key failed: $!\n"), return);
405 open(PUB, "$amandahomedir/.ssh/id_rsa_amdump.pub") ||
406 (&mprint("WARNING: open $amandahomedir/.ssh/id_rsa_amdump.pub failed: $!\n"), return);
407 print NEWAUTH "from=\"$host\",no-port-forwarding,no-X11-forwarding,no-agent-forwarding,command=\"/usr/lib/amanda/amandad -auth=ssh amdump\" ";
413 &mprint("$amandahomedir/.ssh/client_authorized_keys created. Please append to $amandahomedir/.ssh/authorized_keys file on Amanda clients\n");
418 sub copy_chg_manual_conf {
419 if ( $template eq "single-tape" && !defined $changerfile && !defined $tpchanger)
421 my $my_changerfile="$confdir/$config/chg-manual.conf";
422 copy("$templatedir/chg-manual.conf", $my_changerfile) ||
423 &mprint ("copy $templatedir/chg-manual.conf to $my_changerfile failed: $!\n");
430 $ret = GetOptions ("template=s"=>\$template,
431 "no-vtape!"=>\$novtape,
432 "tapetype=s"=>\$tapetype,
433 "tpchanger=s"=>\$tpchanger,
434 "tapedev=s"=>\$tapedev,
435 "changerfile=s"=>\$changerfile,
436 "changerdev=s"=>\$changerdev,
437 "labelstr=s"=>\$labelstr,
438 "mailto=s"=>\$mailto,
439 "dumpcycle=s"=>\$dumpcycle,
440 "runspercycle=i"=>\$runspercycle,
441 "runtapes=i"=>\$runtapes,
442 "tapecycle=i"=>\$tapecycle,
456 unless ( $#ARGV == 0 ) {
457 print STDERR "ERROR: config name is required.\n";
462 if ( "$ARGV[0]" =~ /^([-\@\w.]+)$/ ) {
463 $config = $1; # now untainted
465 die ("ERROR: Invalid data in config name.\n"); # log this somewhere
470 $oldPATH = $ENV{'PATH'};
472 $ENV{'PATH'} = "/usr/bin:/usr/sbin:/sbin:/bin:/usr/ucb"; # force known path
473 delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};
474 $date=`date +%Y%m%d%H%M%S`;
476 my $logfile="$tmpdir/amserverconfig.$date.debug";
478 Amanda::Util::setup_application("amserverconfig", "server", $CONTEXT_CMDLINE);
479 Amanda::Util::finish_setup($RUNNING_AS_ANY);
481 unless ( -e "$tmpdir" ) {
482 mkpath ("$tmpdir", $def_perm) ||
483 die ("ERROR: mkpath: $tmpdir failed: $!\n");
486 open (LOG, ">$logfile") || die ("ERROR: Cannot create logfile: $!\n");
487 print STDOUT "Logging to $logfile\n";
489 my $lhost=`hostname`;
491 # get our own canonical name, if possible (we don't sweat the IPv6 stuff here)
492 $host=(gethostbyname($lhost))[0];
495 $host = $lhost; #gethostbyname() failed, go with hostname output
499 my $need_changer = 0;
500 if ( defined $template ) {
502 # validate user input to template
505 @valid_templates = ( "harddisk", "single-tape", "tape-changer", "s3" );
506 foreach $elt (@valid_templates) {
507 if ( $elt eq lc($template) ) {
514 "valid inputs to --templates are harddisk, single-tape, tape-changer or S3\n";
519 # if tape-changer is chosen, check if mtx is installed
520 if ( $template eq "tape-changer" ) {
522 for $dir ( "/usr/sbin", "/usr/local/sbin", "/usr/local/bin",
523 "/usr/bin", "/bin", "/opt/csw/sbin", split( ":", $oldPATH ) )
525 if ( -e "$dir/mtx" ) {
532 "ERROR: mtx binary not found, tape-changer template will not work and is not installed.\n"
535 "ERROR: Please install mtx and rerun the same command.\n",
540 elsif ( $template eq "S3" ) {
549 unless ($changerfile) {
550 $changerfile = "$confdir/$config/changer.conf";
552 open( CCONF, ">$changerfile" )
553 || &log_and_die( "ERROR: Cannot create $changerfile: $!\n", 1 );
557 &check_gnutarlist_dir;
559 # copy dumptypes and tapetypes files if none exists.
560 my $dtype="$confdir/template.d/dumptypes";
561 my $ttype="$confdir/template.d/tapetypes";
563 unless ( -e $dtype ) {
564 copy("$templatedir/dumptypes", $dtype ) ||
565 &log_and_die ("ERROR: copy dumptypes failed: $!\n", 1);
569 unless ( -e $ttype ) {
570 copy("$templatedir/tapetypes", $ttype ) ||
571 &log_and_die ("ERROR: copy tapetypes file to $ttype failed: $!\n", 1);
576 # update $def_config value to the specified config value in advanced.conf
577 open(ADV, "$templatedir/advanced.conf") || &log_and_die ("ERROR: Cannot open advanced.conf file: $!\n", 1);
578 open(NEWADV, ">$confdir/$config/advanced.conf") ||
579 &log_and_die ("ERROR: Cannot create advanced.conf file: $!\n", 1);
581 $_ =~ s/$def_config/$config/;
586 &mprint ("$confdir/$config/advanced.conf created and updated\n");
589 &create_curinfo_index_dir;
593 if ( defined $template ) {
594 # if any other parameters are provided, create a workable custom config
595 if ( defined $tapetype || defined $tpchanger || defined $tapedev
596 || defined $changerdev || defined $labelstr || defined $mailto || defined $dumpcycle
597 || defined $runspercycle || defined $runtapes || defined $tapecycle ) {
598 &mprint("Creating custom configuration using templates\n");
600 if ( $template ne "harddisk" ) {
603 if (defined $labelstr) {
604 if ($labelstr=~/^([-\w.]+)$/) {
605 &create_vtape unless ( defined $novtape );
607 &mprint ("WARNING: Only alphanumeric string is supported in labelstr when using template to create vtapes. ");
608 &mprint ("If you want to use regex in labelstr, please create vtapes manually.\n");
614 $tapedev="$def_tapedev/$config";
615 ©_template_file($template);
616 if ($template ne "harddisk") {
617 unless ( -e "$amandahomedir/holdings/$config" ) {
620 } else { # harddisk and template only
621 unless ( -e "$amandahomedir/vtapes/$config" || defined $novtape ) {
626 ©_chg_manual_conf;
632 &build_amanda_ssh_key;
635 &mprint("Error in creating virtual tape, please check log and create virtual tape manually.\n");
639 if ( $holding_err ) {
640 &mprint("Error in creating holding disk, please check log and create holding disk manually.\n");
646 if ( $vtape_err==0 && $holding_err==0) {
652 $ENV{'PATH'} = $oldPATH;
656 Amanda::Util::finish_application();