--- /dev/null
+#! @PERL@
+# Copyright (c) 2009, 2010 Zmanda Inc. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 as published
+# by the Free Software Foundation.
+#
+# 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 GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# Contact information: Zmanda Inc., 465 S. Mathilda Ave., Suite 300
+# Sunnyvale, CA 94086, USA, or: http://www.zmanda.com
+
+use lib '@amperldir@';
+use strict;
+use warnings;
+
+use Amanda::Util qw( :constants );
+use Amanda::Config qw( :init :getconf );
+use Amanda::Logfile qw( :logtype_t log_add $amanda_log_trace_log );
+use Amanda::Debug;
+use Amanda::Device qw( :constants );
+use Amanda::MainLoop;
+use Amanda::Changer;
+use Amanda::Taper::Scan;
+use Amanda::Interactivity;
+use Getopt::Long;
+
+Amanda::Util::setup_application("amcheck-device", "server", $CONTEXT_CMDLINE);
+
+my $config_overrides = new_config_overrides($#ARGV+1);
+my $overwrite = 0;
+Getopt::Long::Configure(qw{bundling});
+GetOptions(
+ 'version' => \&Amanda::Util::version_opt,
+ 'o=s' => sub { add_config_override_opt($config_overrides, $_[1]); },
+ 'w' => \$overwrite,
+) or usage();
+
+sub usage {
+ print STDERR "USAGE: amcheck-device <config> [-w] <config-overwrites>";
+ exit 1;
+}
+
+if (@ARGV != 1) {
+ usage();
+}
+
+set_config_overrides($config_overrides);
+config_init($CONFIG_INIT_EXPLICIT_NAME, $ARGV[0]);
+my ($cfgerr_level, @cfgerr_errors) = config_errors();
+if ($cfgerr_level >= $CFGERR_WARNINGS) {
+ config_print_errors();
+ if ($cfgerr_level >= $CFGERR_ERRORS) {
+ print STDERR "Errors processing config file";
+ exit 1;
+ }
+}
+
+Amanda::Util::finish_setup($RUNNING_AS_DUMPUSER);
+my $exit_status = 0;
+
+sub _user_msg_fn {
+ my %params = @_;
+ if (exists $params{'scan_failed'}) {
+ print STDERR "Taper scan algorithm did not find an acceptable volume.\n";
+ if ($params{'expected_label'} or $params{'expected_new'}) {
+ my @exp;
+ if ($params{'expected_label'}) {
+ push @exp, "volume '$params{expected_label}'";
+ }
+ if ($params{'expected_new'}) {
+ push @exp, "a new volume";
+ }
+ my $exp = join(" or ", @exp);
+ print STDERR " (expecting $exp)\n";
+ }
+ } elsif (exists($params{'text'})) {
+ print STDERR "$params{'text'}\n";
+ } elsif (exists($params{'scan_slot'})) {
+ print STDERR "slot $params{'slot'}:";
+ } elsif (exists($params{'search_label'})) {
+ print STDERR "Searching for label '$params{'label'}':";
+ } elsif (exists($params{'slot_result'}) ||
+ exists($params{'search_result'})) {
+ if (defined($params{'err'})) {
+ if (exists($params{'search_result'}) &&
+ defined($params{'err'}->{'this_slot'})) {
+ print STDERR "slot $params{'err'}->{'this_slot'}:";
+ }
+ print STDERR " $params{'err'}\n";
+ } else { # res must be defined
+ my $res = $params{'res'};
+ my $dev = $res->{'device'};
+ if (exists($params{'search_result'})) {
+ print STDERR "found in slot $res->{'this_slot'}:";
+ }
+ if ($dev->status == $DEVICE_STATUS_SUCCESS) {
+ my $volume_label = $res->{device}->volume_label;
+ if ($params{'active'}) {
+ print STDERR " volume '$volume_label' is still active and cannot be overwritten\n";
+ } elsif ($params{'does_not_match_labelstr'}) {
+ print STDERR " volume '$volume_label' does not match labelstr '$params{'labelstr'}'\n";
+ } elsif ($params{'not_in_tapelist'}) {
+ print STDERR " volume '$volume_label' is not in the tapelist\n"
+ } else {
+ print STDERR " volume '$volume_label'\n";
+ }
+ } elsif ($dev->status & $DEVICE_STATUS_VOLUME_UNLABELED and
+ $dev->volume_header and
+ $dev->volume_header->{'type'} == $Amanda::Header::F_EMPTY) {
+ print STDERR " contains an empty volume\n";
+ } elsif ($dev->status & $DEVICE_STATUS_VOLUME_UNLABELED and
+ $dev->volume_header and
+ $dev->volume_header->{'type'} == $Amanda::Header::F_WEIRD) {
+ print STDERR " contains a non-Amanda volume; check and relabel it with 'amlabel -f'\n";
+ } elsif ($dev->status & $DEVICE_STATUS_VOLUME_ERROR) {
+ my $message = $dev->error_or_status();
+ print STDERR " Can't read label: $message\n";
+ } else {
+ my $errmsg = $res->{device}->error_or_status();
+ print STDERR " $errmsg\n";
+ }
+ }
+ } else {
+ print STDERR "UNKNOWN\n";
+ }
+}
+
+sub failure {
+ my ($msg, $finished_cb) = @_;
+ print STDERR "ERROR: $msg\n";
+ $exit_status = 1;
+ $finished_cb->();
+}
+
+sub do_check {
+ my ($finished_cb) = @_;
+ my ($res, $label, $mode);
+ my $tlf = Amanda::Config::config_dir_relative(getconf($CNF_TAPELIST));
+ my $tl = Amanda::Tapelist->new($tlf);
+ my $chg = Amanda::Changer->new(undef, tapelist => $tl);
+ return failure($chg, $finished_cb) if ($chg->isa("Amanda::Changer::Error"));
+ my $interactivity = Amanda::Interactivity->new(
+ name => getconf($CNF_INTERACTIVITY));
+ my $scan_name = getconf($CNF_TAPERSCAN);
+ my $taperscan = Amanda::Taper::Scan->new(algorithm => $scan_name,
+ changer => $chg,
+ interactivity => $interactivity,
+ tapelist => $tl);
+
+ my $steps = define_steps
+ cb_ref => \$finished_cb,
+ finalize => sub { $taperscan->quit(); };
+
+ step start => sub {
+ $taperscan->scan(
+ result_cb => $steps->{'result_cb'},
+ user_msg_fn => \&_user_msg_fn
+ );
+ };
+
+ step result_cb => sub {
+ (my $err, $res, $label, $mode) = @_;
+ if ($err) {
+ if ($res) {
+ $res->release(finished_cb => sub {
+ return failure($err, $finished_cb);
+ });
+ return;
+ } else {
+ return failure($err, $finished_cb);
+ }
+ }
+
+ my $modestr = ($mode == $ACCESS_APPEND)? "append" : "write";
+ my $slot = $res->{'this_slot'};
+ if (defined $res->{'device'} and defined $res->{'device'}->volume_label()) {
+ print "Will $modestr to volume '$label' in slot $slot.\n";
+ } else {
+ print "Will $modestr label '$label' to new volume in slot $slot.\n";
+ }
+
+ $steps->{'check_access_type'}->();
+ };
+
+ step check_access_type => sub {
+ my $mat = $res->{'device'}->property_get('medium_access_type');
+ if (defined $mat and $mat == $MEDIA_ACCESS_MODE_WRITE_ONLY) {
+ print "WARNING: Media access mode is WRITE_ONLY; dumps may not be recoverable\n";
+ }
+
+ if (getconf_seen($CNF_DEVICE_OUTPUT_BUFFER_SIZE)) {
+ my $dobs = getconf($CNF_DEVICE_OUTPUT_BUFFER_SIZE);
+ my $block_size = $res->{'device'}->property_get("BLOCK_SIZE");
+ if ($block_size * 2 > $dobs) {
+ print "WARNING: DEVICE-OUTPUT-BUFFER-SIZE is not at least twice the block size of the device, it should be increased for better throughput\n";
+ }
+ }
+ $steps->{'check_overwrite'}->();
+ };
+
+ step check_overwrite => sub {
+ # if we're not overwriting, just release the reservation
+ if (!$overwrite) {
+ print "NOTE: skipping tape-writable test\n";
+ return $steps->{'release'}->();
+ }
+
+ if ($mode != $ACCESS_WRITE) {
+ my $modestr = Amanda::Device::DeviceAccessMode_to_string($mode);
+ print "NOTE: taperscan specified access mode $modestr; skipping volume-writeable test\n";
+ return $steps->{'release'}->();
+ }
+
+ print "Writing label '$label' to check writablility\n";
+ if (!$res->{'device'}->start($ACCESS_WRITE, $label, "X")) {
+ print "ERROR: writing to volume: " . $res->{'device'}->error_or_status(), "\n";
+ $exit_status = 1;
+ } else {
+ print "Volume '$label' is writeable.\n";
+ }
+
+ $steps->{'release'}->();
+ };
+
+ step release => sub {
+ $res->release(finished_cb => $steps->{'released'});
+ };
+
+ step released => sub {
+ my ($err) = @_;
+ return failure($err, $finished_cb) if $err;
+
+ $finished_cb->();
+ };
+}
+
+Amanda::MainLoop::call_later(\&do_check, \&Amanda::MainLoop::quit);
+Amanda::MainLoop::run();
+Amanda::Util::finish_application();
+exit($exit_status);
projects / debian / amanda / blobdiff