mirror of
https://git.proxmox.com/git/pve-manager
synced 2025-04-30 10:10:54 +00:00
118 lines
3.1 KiB
Perl
118 lines
3.1 KiB
Perl
package PVE::API2::VZDump;
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use strict;
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use warnings;
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use PVE::Exception qw(raise_param_exc);
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use PVE::Tools qw(extract_param);
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use PVE::Cluster qw(cfs_register_file cfs_read_file);
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use PVE::INotify;
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use PVE::RPCEnvironment;
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use PVE::AccessControl;
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use PVE::JSONSchema qw(get_standard_option);
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use PVE::Storage;
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use PVE::VZDump;
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use Data::Dumper; # fixme: remove
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use base qw(PVE::RESTHandler);
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__PACKAGE__->register_method ({
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name => 'vzdump',
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path => '',
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method => 'POST',
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description => "Create backup.",
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protected => 1,
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parameters => {
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additionalProperties => 0,
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properties => PVE::VZDump::json_config_properties({
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stdout => {
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type => 'boolean',
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description => "Write tar to stdout, not to a file.",
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optional => 1,
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},
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}),
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},
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returns => { type => 'string' },
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code => sub {
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my ($param) = @_;
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my $rpcenv = PVE::RPCEnvironment::get();
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my $user = $rpcenv->get_user();
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my $nodename = PVE::INotify::nodename();
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if ($rpcenv->{type} ne 'cli') {
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raise_param_exc({ node => "option is only allowed on the command line interface."})
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if $param->{node} && $param->{node} ne $nodename;
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raise_param_exc({ stdout => "option is only allowed on the command line interface."})
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if $param->{stdout};
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}
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# by default we set --rsyncable for gzip
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local $ENV{GZIP} = "--rsyncable" if !$ENV{GZIP};
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PVE::VZDump::verify_vzdump_parameters($param, 1);
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# silent exit if we run on wrong node
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exit(0) if $param->{node} && $param->{node} ne $nodename;
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my $cmdline = PVE::VZDump::command_line($param);
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# convert string lists to arrays
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my @vmids = PVE::Tools::split_list(extract_param($param, 'vmid'));
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$param->{vmids} = PVE::VZDump::check_vmids(@vmids) if !$param->{all};
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my @exclude = PVE::Tools::split_list(extract_param($param, 'exclude'));
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$param->{exclude} = PVE::VZDump::check_vmids(@exclude);
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# exclude-path list need to be 0 separated
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my @expaths = split(/\0/, $param->{'exclude-path'} || '');
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$param->{'exclude-path'} = @expaths;
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my @mailto = PVE::Tools::split_list(extract_param($param, 'mailto'));
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$param->{mailto} = [ @mailto ];
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die "you can only backup a single VM with option --stdout\n"
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if $param->{stdout} && scalar(@vmids) != 1;
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my $vzdump = PVE::VZDump->new($cmdline, $param);
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my $worker = sub {
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$SIG{INT} = $SIG{TERM} = $SIG{QUIT} = $SIG{HUP} = $SIG{PIPE} = sub {
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die "interrupted by signal\n";
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};
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$vzdump->getlock (); # only one process allowed
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if (defined($param->{ionice})) {
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if ($param->{ionice} > 7) {
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PVE::VZDump::run_command(undef, "ionice -c3 -p $$");
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} else {
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PVE::VZDump::run_command(undef, "ionice -c2 -n$param->{ionice} -p $$");
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}
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}
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$vzdump->exec_backup();
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};
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open STDOUT, '>/dev/null' if $param->{quiet} && !$param->{stdout};
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open STDERR, '>/dev/null' if $param->{quiet};
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if ($rpcenv->{type} eq 'cli') {
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if ($param->{stdout}) {
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open my $saved_stdout, ">&STDOUT"
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|| die "can't dup STDOUT: $!\n";
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open STDOUT, '>&STDERR' ||
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die "unable to redirect STDOUT: $!\n";
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$param->{stdout} = $saved_stdout;
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}
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}
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return $rpcenv->fork_worker('vzdump', undef, $user, $worker);
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}});
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