mirror of
https://github.com/xcat2/xcat-core.git
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21a80d501f
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@11086 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
281 lines
7.7 KiB
Perl
281 lines
7.7 KiB
Perl
#!/usr/bin/perl
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#(C)IBM Corp
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#
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BEGIN
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{
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$::XCATROOT =
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$ENV{'XCATROOT'} ? $ENV{'XCATROOT'}
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: -d '/opt/xcat' ? '/opt/xcat'
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: '/usr';
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}
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use lib "$::XCATROOT/lib/perl";
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use Getopt::Long;
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use xCAT::MsgUtils;
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use xCAT::Utils;
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use strict;
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#-----------------------------------------------------------------------------
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=head1 dumpxCATdb
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dumpxCATdb -p <directory to place database dump>
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See man page.
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=cut
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#-----------------------------------------------------------------------------
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# Main
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my $rc = 0;
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my $cmd;
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&parse_args;
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if ($::BINARY) { # not using xCAT to dump, using the database utility
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my $DBname = xCAT::Utils->get_DBName;
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if ($DBname eq "DB2") {
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$rc=&DB2_bindump;
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if ($rc == 0) {
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xCAT::MsgUtils->message("I", "Backup Complete.");
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} else {
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xCAT::MsgUtils->message("I", "Backup Failed.");
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}
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exit $rc;
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} else {
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xCAT::MsgUtils->message("E",
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"Binary dump (-b) is only supported for DB2");
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exit 1;
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}
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}
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# Dump using xCAT utilities
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my @output = xCAT::Utils->runcmd("tabdump", 0);
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if ($::RUNCMD_RC != 0)
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{ # error
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xCAT::MsgUtils->message("E",
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"Error running tabdump to get list of tables");
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exit 1;
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}
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# Determine which table to skip
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my @output2;
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if ($ENV{'XCAT_SKIPTABLES'}) {
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@output2=$ENV{'XCAT_SKIPTABLES'};
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} else {
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# read tables to skip from site.skiptables attribute
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@output2=xCAT::Utils->get_site_attribute('skiptables');
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}
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my @skiptbls;
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if (@output2) {
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@skiptbls = split (/\,/,$output2[0]);
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}
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foreach my $table (@output)
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{
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# if not -a request , skip eventlog and auditlog
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if ( (!$::ALL) && (($table =~ /^eventlog/) || ($table =~ /^auditlog/))) {
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if ($::DUMPVERBOSE) {
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xCAT::MsgUtils->message("I", "Skipping $table\n");
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}
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next;
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}
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# skip teal tables
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if ( $table =~ /^x_teal/ ) {
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if ($::DUMPVERBOSE) {
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xCAT::MsgUtils->message("I", "Skipping $table\n");
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}
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next;
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}
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# skip ISNM tables except isnm_config
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if ( $table =~ /^isnm_perf/ ) {
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if ($::DUMPVERBOSE) {
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xCAT::MsgUtils->message("I", "Skipping $table\n");
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}
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next;
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}
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# skip any table in the site.skiptables attribute
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if (grep(/^$table$/, @skiptbls)) {
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if ($::DUMPVERBOSE) {
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xCAT::MsgUtils->message("I", "Skipping $table\n");
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}
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next;
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}
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$cmd = "tabdump -f $::PATH/$table.csv $table";
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my @errout = xCAT::Utils->runcmd($cmd, 0);
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if ($::RUNCMD_RC != 0)
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{ # error
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xCAT::MsgUtils->message("E", "Error running $cmd, @errout");
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} else {
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if ($::DUMPVERBOSE) {
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xCAT::MsgUtils->message("I", "Dumping $table");
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}
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}
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}
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xCAT::MsgUtils->message("I", "Backup Complete.");
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exit $rc;
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#-----------------------------------------------------------------------------
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=head3 parse_args
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Parses for input
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=cut
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#-----------------------------------------------------------------------------
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sub parse_args
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{
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my $msg;
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my $usagemsg =
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" dumpxCATdb -h \n dumpxCATdb -v \n dumpxCATdb [-a] [-V] <-p> [path to backup directory] \n dumpxCATdb -b [-V] <-p> [path to backup directory]";
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Getopt::Long::Configure("posix_default");
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Getopt::Long::Configure("no_gnu_compat");
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Getopt::Long::Configure("bundling");
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if (
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!GetOptions(
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'a|all' => \$::ALL,
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'b|bin' => \$::BINARY,
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'p|path=s' => \$::PATH,
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'h|help' => \$::HELP,
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'V|verbose' => \$::DUMPVERBOSE,
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'v|version' => \$::VERSION
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)
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)
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{
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xCAT::MsgUtils->message("E", $usagemsg);
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exit 1;
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}
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if ($::HELP)
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{
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xCAT::MsgUtils->message("I", $usagemsg);
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exit 0;
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}
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if ($::VERSION)
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{
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my $version = xCAT::Utils->Version();
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xCAT::MsgUtils->message("N", $version);
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exit 0;
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}
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if (!($::PATH))
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{
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my $msg = " Requires -p with path to directory to hold db files.";
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xCAT::MsgUtils->message("E", $msg);
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exit 1;
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}
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if (!( -e $::PATH)) {
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my $msg = " Creating $::PATH for database dump";
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xCAT::MsgUtils->message("I", $msg);
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my @output = xCAT::Utils->runcmd("mkdir -p $::PATH", 0);
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if ($::RUNCMD_RC != 0)
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{ # error
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xCAT::MsgUtils->message("E",
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"Error running mkdir -p $::PATH");
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exit 1;
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}
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}
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}
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#-----------------------------------------------------------------------------
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=head3 DB2_bindump
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Uses the DB2 Database supplied backup utility to backup the database
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=cut
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#-----------------------------------------------------------------------------
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sub DB2_bindump
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{
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my $msg;
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my $rc=0;
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# check to see if they are setup to do an online dump
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# Database has to have defined logretain RECOVERY and there
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# must already been taken an offline backup.
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my $cmd="db2 get database configuration for xcatdb > /tmp/db2output";
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$rc = &rundb2cmd($cmd); # must su to xcatdb
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if ($rc != 0)
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{
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xCAT::MsgUtils->message("E", " $cmd error.");
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return 1;
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}
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# check to see if they setup log recover
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$cmd = " egrep -i \"Log retain for recovery enabled\" /tmp/db2output";
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my @output=xCAT::Utils->runcmd($cmd, -1);
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if ($::RUNCMD_RC != 0) {
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xCAT::MsgUtils->message("E", "Log retain for recovery enabled (LOGRETAIN) = RECOVERY must be set to perform ONLINE Backups and one ONLINE backup must have been taken. See xCAT DB2 documentation. The section - Backup/Restore the database with DB2 Commands.");
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return 1;
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} else { # check to see if LOGRETAIN is ON
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if (!grep(/ = RECOVERY/, @output)) {
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xCAT::MsgUtils->message("E", "Log retain for recovery enabled (LOGRETAIN) = RECOVERY must be set to perform ONLINE Backups and one ONLINE backup must have been taken. See xCAT DB2 documentation. The section - Backup/Restore the database with DB2 Commands.");
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return 1;
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}
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}
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# check to see if they have one backup
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$cmd = " ls $::PATH";
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@output=xCAT::Utils->runcmd($cmd, -1);
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if ($::RUNCMD_RC != 0) {
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xCAT::MsgUtils->message("E", "One ONLINE backup must have been taken and exist in $::PATH. See xCAT DB2 documentation. The section - Backup/Restore the database with DB2 Commands.");
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return 1;
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} else { # check to see if LOGRETAIN is ON
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if (!grep(/XCATDB/, @output)) {
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xCAT::MsgUtils->message("E", "One ONLINE backup must have been taken and exist in $::PATH. See xCAT DB2 documentation. The section - Backup/Restore the database with DB2 Commands.");
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return 1;
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}
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}
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# finally all checks ok, can take an ONLINE backup
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# get password from cfgloc
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my $cmd="cat /etc/xcat/cfgloc";
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my $info=xCAT::Utils->runcmd($cmd, -1);
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if ($::RUNCMD_RC != 0) {
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xCAT::MsgUtils->message("E", "Cannot read /etc/xcat/cfgloc.");
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return 1;
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}
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chomp($info);
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my ($db,$inst,$pw) = split(/\|/, $info);
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my $cmd=" db2 backup db xcatdb user xcatdb using $pw ONLINE to $::PATH";
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$rc = &rundb2cmd($cmd); # must su to xcatdb
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if ($rc != 0)
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{
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xCAT::MsgUtils->message("E", " $cmd error.");
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return 1;
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}
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return 0;
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}
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#-----------------------------------------------------------------------------
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=head3 rundb2cmd
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Run a commmand as the xcatdb instance id
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Input: command
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=cut
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#-----------------------------------------------------------------------------
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sub rundb2cmd
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{
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my $orgcmd = shift;
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my $rc = 0;
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my $cmd = "\'";
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$cmd .= $orgcmd;
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$cmd .= ' 2>&1';
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$cmd .= "\'";
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system("su - xcatdb -c $cmd");
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if ($? > 0) # error
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{
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$rc = $? >> 8;
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}
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return ($rc);
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}
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