Proxmox/qemu-server
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vzdump: refactor and cleanup code in query_backup_status_loop

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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2020-03-19 17:15:45 +01:00
parent f301bc0d34
commit 09eb196b9e
1 changed files with 24 additions and 26 deletions
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50
PVE/VZDump/QemuServer.pm
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@ -257,20 +257,22 @@ sub archive {
my $query_backup_status_loop = sub {
my ($self, $vmid, $job_uuid) = @_;
my $status;
my $starttime = time ();
my $last_per = -1;
my $last_total = 0;
my $last_zero = 0;
my $last_transferred = 0;
my $last_time = time();
my $last_time = $starttime;
my ($last_percent, $last_total, $last_zero, $last_transferred) = (-1, 0, 0, 0);
my $transferred;
my $get_mbps = sub {
my ($mb, $delta) = @_;
return ($mb > 0) ? int(($mb / $delta) / (1000 * 1000)) : 0;
};
while(1) {
$status = mon_cmd($vmid, 'query-backup');
my $status = mon_cmd($vmid, 'query-backup');
my $total = $status->{total} || 0;
$transferred = $status->{transferred} || 0;
my $per = $total ? int(($transferred * 100)/$total) : 0;
my $percent = $total ? int(($transferred * 100)/$total) : 0;
my $zero = $status->{'zero-bytes'} || 0;
my $zero_per = $total ? int(($zero * 100)/$total) : 0;
@ -283,29 +285,25 @@ my $query_backup_status_loop = sub {
my $wbytes = $rbytes - ($zero - $last_zero);
my $timediff = ($ctime - $last_time) || 1; # fixme
my $mbps_read = ($rbytes > 0) ?
int(($rbytes/$timediff)/(1000*1000)) : 0;
my $mbps_write = ($wbytes > 0) ?
int(($wbytes/$timediff)/(1000*1000)) : 0;
my $mbps_read = $get_mbps->($rbytes, $timediff);
my $mbps_write = $get_mbps->($wbytes, $timediff);
my $statusline = "status: $percent% ($transferred/$total), sparse ${zero_per}% ($zero), duration $duration, read/write $mbps_read/$mbps_write MB/s";
my $statusline = "status: $per% ($transferred/$total), " .
"sparse ${zero_per}% ($zero), duration $duration, " .
"read/write $mbps_read/$mbps_write MB/s";
my $res = $status->{status} || 'unknown';
if ($res ne 'active') {
$self->loginfo($statusline);
die(($status->{errmsg} || "unknown error") . "\n")
if $res eq 'error';
die "got unexpected status '$res'\n"
if $res ne 'done';
die "got wrong number of transfered bytes ($total != $transferred)\n"
if ($res eq 'done') && ($total != $transferred);
if ($res ne 'done') {
die (($status->{errmsg} || "unknown error") . "\n") if $res eq 'error';
die "got unexpected status '$res'\n";
} elsif ($total != $transferred) {
die "got wrong number of transfered bytes ($total != $transferred)\n";
}
last;
}
if ($per != $last_per && ($timediff > 2)) {
if ($percent != $last_percent && ($timediff > 2)) {
$self->loginfo($statusline);
$last_per = $per;
$last_percent = $percent;
$last_total = $total if $total;
$last_zero = $zero if $zero;
$last_transferred = $transferred if $transferred;
@ -316,8 +314,8 @@ my $query_backup_status_loop = sub {
my $duration = time() - $starttime;
if ($transferred && $duration) {
my $mb = int($transferred/(1000*1000));
my $mbps = int(($transferred/$duration)/(1000*1000));
my $mb = int($transferred / (1000 * 1000));
my $mbps = $get_mbps->($transferred, $duration);
$self->loginfo("transferred $mb MB in $duration seconds ($mbps MB/s)");
}
};