separate packaging and source build system
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
228
src/PVE/Storage/NFSPlugin.pm
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228
src/PVE/Storage/NFSPlugin.pm
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package PVE::Storage::NFSPlugin;
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use strict;
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use warnings;
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use IO::File;
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use Net::IP;
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use File::Path;
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use PVE::Network;
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use PVE::Tools qw(run_command);
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use PVE::ProcFSTools;
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use PVE::Storage::Plugin;
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use PVE::JSONSchema qw(get_standard_option);
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use base qw(PVE::Storage::Plugin);
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# NFS helper functions
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sub nfs_is_mounted {
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my ($server, $export, $mountpoint, $mountdata) = @_;
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$server = "[$server]" if Net::IP::ip_is_ipv6($server);
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my $source = "$server:$export";
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$mountdata = PVE::ProcFSTools::parse_proc_mounts() if !$mountdata;
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return $mountpoint if grep {
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$_->[2] =~ /^nfs/ &&
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$_->[0] =~ m|^\Q$source\E/?$| &&
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$_->[1] eq $mountpoint
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} @$mountdata;
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return undef;
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}
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sub nfs_mount {
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my ($server, $export, $mountpoint, $options) = @_;
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$server = "[$server]" if Net::IP::ip_is_ipv6($server);
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my $source = "$server:$export";
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my $cmd = ['/bin/mount', '-t', 'nfs', $source, $mountpoint];
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if ($options) {
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push @$cmd, '-o', $options;
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}
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run_command($cmd, errmsg => "mount error");
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}
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# Configuration
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sub type {
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return 'nfs';
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}
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sub plugindata {
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return {
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content => [ { images => 1, rootdir => 1, vztmpl => 1, iso => 1, backup => 1, snippets => 1 },
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{ images => 1 }],
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format => [ { raw => 1, qcow2 => 1, vmdk => 1 } , 'raw' ],
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};
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}
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sub properties {
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return {
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export => {
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description => "NFS export path.",
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type => 'string', format => 'pve-storage-path',
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},
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server => {
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description => "Server IP or DNS name.",
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type => 'string', format => 'pve-storage-server',
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},
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options => {
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description => "NFS mount options (see 'man nfs')",
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type => 'string', format => 'pve-storage-options',
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},
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};
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}
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sub options {
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return {
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path => { fixed => 1 },
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'content-dirs' => { optional => 1 },
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server => { fixed => 1 },
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export => { fixed => 1 },
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nodes => { optional => 1 },
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disable => { optional => 1 },
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maxfiles => { optional => 1 },
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'prune-backups' => { optional => 1 },
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'max-protected-backups' => { optional => 1 },
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options => { optional => 1 },
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content => { optional => 1 },
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format => { optional => 1 },
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mkdir => { optional => 1 },
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bwlimit => { optional => 1 },
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preallocation => { optional => 1 },
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};
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}
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sub check_config {
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my ($class, $sectionId, $config, $create, $skipSchemaCheck) = @_;
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$config->{path} = "/mnt/pve/$sectionId" if $create && !$config->{path};
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return $class->SUPER::check_config($sectionId, $config, $create, $skipSchemaCheck);
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}
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# Storage implementation
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sub status {
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my ($class, $storeid, $scfg, $cache) = @_;
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$cache->{mountdata} = PVE::ProcFSTools::parse_proc_mounts()
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if !$cache->{mountdata};
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my $path = $scfg->{path};
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my $server = $scfg->{server};
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my $export = $scfg->{export};
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return undef if !nfs_is_mounted($server, $export, $path, $cache->{mountdata});
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return $class->SUPER::status($storeid, $scfg, $cache);
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}
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sub activate_storage {
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my ($class, $storeid, $scfg, $cache) = @_;
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$cache->{mountdata} = PVE::ProcFSTools::parse_proc_mounts()
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if !$cache->{mountdata};
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my $path = $scfg->{path};
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my $server = $scfg->{server};
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my $export = $scfg->{export};
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if (!nfs_is_mounted($server, $export, $path, $cache->{mountdata})) {
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# NOTE: only call mkpath when not mounted (avoid hang when NFS server is offline
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mkpath $path if !(defined($scfg->{mkdir}) && !$scfg->{mkdir});
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die "unable to activate storage '$storeid' - " .
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"directory '$path' does not exist\n" if ! -d $path;
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nfs_mount($server, $export, $path, $scfg->{options});
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}
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$class->SUPER::activate_storage($storeid, $scfg, $cache);
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}
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sub deactivate_storage {
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my ($class, $storeid, $scfg, $cache) = @_;
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$cache->{mountdata} = PVE::ProcFSTools::parse_proc_mounts()
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if !$cache->{mountdata};
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my $path = $scfg->{path};
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my $server = $scfg->{server};
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my $export = $scfg->{export};
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if (nfs_is_mounted($server, $export, $path, $cache->{mountdata})) {
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my $cmd = ['/bin/umount', $path];
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run_command($cmd, errmsg => 'umount error');
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}
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}
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sub check_connection {
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my ($class, $storeid, $scfg) = @_;
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my $server = $scfg->{server};
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my $opts = $scfg->{options};
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my $cmd;
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my $is_v4 = defined($opts) && $opts =~ /vers=4.*/;
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if ($is_v4) {
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my $ip = PVE::JSONSchema::pve_verify_ip($server, 1);
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if (!defined($ip)) {
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$ip = PVE::Network::get_ip_from_hostname($server);
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}
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my $transport = PVE::JSONSchema::pve_verify_ipv4($ip, 1) ? 'tcp' : 'tcp6';
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# nfsv4 uses a pseudo-filesystem always beginning with /
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# no exports are listed
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$cmd = ['/usr/sbin/rpcinfo', '-T', $transport, $ip, 'nfs', '4'];
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} else {
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$cmd = ['/sbin/showmount', '--no-headers', '--exports', $server];
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}
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eval { run_command($cmd, timeout => 10, outfunc => sub {}, errfunc => sub {}) };
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if (my $err = $@) {
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if ($is_v4) {
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my $port = 2049;
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$port = $1 if defined($opts) && $opts =~ /port=(\d+)/;
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# rpcinfo is expected to work when the port is 0 (see 'man 5 nfs') and tcp_ping()
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# defaults to port 7 when passing in 0.
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return 0 if $port == 0;
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return PVE::Network::tcp_ping($server, $port, 2);
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}
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return 0;
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}
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return 1;
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}
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# FIXME remove on the next APIAGE reset.
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# Deprecated, use get_volume_attribute instead.
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sub get_volume_notes {
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my $class = shift;
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PVE::Storage::DirPlugin::get_volume_notes($class, @_);
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}
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# FIXME remove on the next APIAGE reset.
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# Deprecated, use update_volume_attribute instead.
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sub update_volume_notes {
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my $class = shift;
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PVE::Storage::DirPlugin::update_volume_notes($class, @_);
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}
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sub get_volume_attribute {
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return PVE::Storage::DirPlugin::get_volume_attribute(@_);
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}
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sub update_volume_attribute {
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return PVE::Storage::DirPlugin::update_volume_attribute(@_);
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}
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1;
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