+++ /dev/null
-package PVE::Storage::CIFSPlugin;
-
-use strict;
-use warnings;
-use Net::IP;
-use PVE::Tools qw(run_command);
-use PVE::ProcFSTools;
-use File::Path;
-use PVE::Storage::Plugin;
-use PVE::JSONSchema qw(get_standard_option);
-
-use base qw(PVE::Storage::Plugin);
-
-# CIFS helper functions
-
-sub cifs_is_mounted {
- my ($server, $share, $mountpoint, $mountdata) = @_;
-
- $server = "[$server]" if Net::IP::ip_is_ipv6($server);
- my $source = "//${server}/$share";
- $mountdata = PVE::ProcFSTools::parse_proc_mounts() if !$mountdata;
-
- return $mountpoint if grep {
- $_->[2] =~ /^cifs/ &&
- $_->[0] =~ m|^\Q$source\E/?$| &&
- $_->[1] eq $mountpoint
- } @$mountdata;
- return undef;
-}
-
-sub cifs_cred_file_name {
- my ($storeid) = @_;
- return "/etc/pve/priv/storage/${storeid}.pw";
-}
-
-sub cifs_delete_credentials {
- my ($storeid) = @_;
-
- if (my $cred_file = get_cred_file($storeid)) {
- unlink($cred_file) or warn "removing cifs credientials '$cred_file' failed: $!\n";
- }
-}
-
-sub cifs_set_credentials {
- my ($password, $storeid) = @_;
-
- my $cred_file = cifs_cred_file_name($storeid);
- mkdir "/etc/pve/priv/storage";
-
- PVE::Tools::file_set_contents($cred_file, "password=$password\n");
-
- return $cred_file;
-}
-
-sub get_cred_file {
- my ($storeid) = @_;
-
- my $cred_file = cifs_cred_file_name($storeid);
-
- if (-e $cred_file) {
- return $cred_file;
- } elsif (-e "/etc/pve/priv/${storeid}.cred") {
- # FIXME: remove fallback with 7.0 by doing a rename on upgrade from 6.x
- return "/etc/pve/priv/${storeid}.cred";
- }
- return undef;
-}
-
-sub cifs_mount {
- my ($server, $share, $mountpoint, $storeid, $smbver, $user, $domain) = @_;
-
- $server = "[$server]" if Net::IP::ip_is_ipv6($server);
- my $source = "//${server}/$share";
-
- my $cmd = ['/bin/mount', '-t', 'cifs', $source, $mountpoint, '-o', 'soft', '-o'];
-
- if (my $cred_file = get_cred_file($storeid)) {
- push @$cmd, "username=$user", '-o', "credentials=$cred_file";
- push @$cmd, '-o', "domain=$domain" if defined($domain);
- } else {
- push @$cmd, 'guest,username=guest';
- }
-
- push @$cmd, '-o', defined($smbver) ? "vers=$smbver" : "vers=3.0";
-
- run_command($cmd, errmsg => "mount error");
-}
-
-# Configuration
-
-sub type {
- return 'cifs';
-}
-
-sub plugindata {
- return {
- content => [ { images => 1, rootdir => 1, vztmpl => 1, iso => 1,
- backup => 1, snippets => 1}, { images => 1 }],
- format => [ { raw => 1, qcow2 => 1, vmdk => 1 } , 'raw' ],
- };
-}
-
-sub properties {
- return {
- share => {
- description => "CIFS share.",
- type => 'string',
- },
- password => {
- description => "Password for CIFS share.",
- type => 'string',
- maxLength => 256,
- },
- domain => {
- description => "CIFS domain.",
- type => 'string',
- optional => 1,
- maxLength => 256,
- },
- smbversion => {
- description => "SMB protocol version",
- type => 'string',
- enum => ['2.0', '2.1', '3.0'],
- optional => 1,
- },
- };
-}
-
-sub options {
- return {
- path => { fixed => 1 },
- server => { fixed => 1 },
- share => { fixed => 1 },
- nodes => { optional => 1 },
- disable => { optional => 1 },
- maxfiles => { optional => 1 },
- content => { optional => 1 },
- format => { optional => 1 },
- username => { optional => 1 },
- password => { optional => 1},
- domain => { optional => 1},
- smbversion => { optional => 1},
- mkdir => { optional => 1 },
- bwlimit => { optional => 1 },
- };
-}
-
-
-sub check_config {
- my ($class, $sectionId, $config, $create, $skipSchemaCheck) = @_;
-
- $config->{path} = "/mnt/pve/$sectionId" if $create && !$config->{path};
-
- return $class->SUPER::check_config($sectionId, $config, $create, $skipSchemaCheck);
-}
-
-# Storage implementation
-
-sub on_add_hook {
- my ($class, $storeid, $scfg, %param) = @_;
-
- if (defined($param{password})) {
- cifs_set_credentials($param{password}, $storeid);
- } else {
- cifs_delete_credentials($storeid);
- }
-}
-
-sub on_update_hook {
- my ($class, $storeid, $scfg, %param) = @_;
-
- return if !exists($param{password});
-
- if (defined($param{password})) {
- cifs_set_credentials($param{password}, $storeid);
- } else {
- cifs_delete_credentials($storeid);
- }
-}
-
-sub on_delete_hook {
- my ($class, $storeid, $scfg) = @_;
-
- cifs_delete_credentials($storeid);
-}
-
-sub status {
- my ($class, $storeid, $scfg, $cache) = @_;
-
- $cache->{mountdata} = PVE::ProcFSTools::parse_proc_mounts()
- if !$cache->{mountdata};
-
- my $path = $scfg->{path};
- my $server = $scfg->{server};
- my $share = $scfg->{share};
-
- return undef
- if !cifs_is_mounted($server, $share, $path, $cache->{mountdata});
-
- return $class->SUPER::status($storeid, $scfg, $cache);
-}
-
-sub activate_storage {
- my ($class, $storeid, $scfg, $cache) = @_;
-
- $cache->{mountdata} = PVE::ProcFSTools::parse_proc_mounts()
- if !$cache->{mountdata};
-
- my $path = $scfg->{path};
- my $server = $scfg->{server};
- my $share = $scfg->{share};
-
- if (!cifs_is_mounted($server, $share, $path, $cache->{mountdata})) {
-
- mkpath $path if !(defined($scfg->{mkdir}) && !$scfg->{mkdir});
-
- die "unable to activate storage '$storeid' - " .
- "directory '$path' does not exist\n" if ! -d $path;
-
- cifs_mount($server, $share, $path, $storeid, $scfg->{smbversion},
- $scfg->{username}, $scfg->{domain});
- }
-
- $class->SUPER::activate_storage($storeid, $scfg, $cache);
-}
-
-sub deactivate_storage {
- my ($class, $storeid, $scfg, $cache) = @_;
-
- $cache->{mountdata} = PVE::ProcFSTools::parse_proc_mounts()
- if !$cache->{mountdata};
-
- my $path = $scfg->{path};
- my $server = $scfg->{server};
- my $share = $scfg->{share};
-
- if (cifs_is_mounted($server, $share, $path, $cache->{mountdata})) {
- my $cmd = ['/bin/umount', $path];
- run_command($cmd, errmsg => 'umount error');
- }
-}
-
-sub check_connection {
- my ($class, $storeid, $scfg) = @_;
-
- my $servicename = '//'.$scfg->{server}.'/'.$scfg->{share};
-
- my $cmd = ['/usr/bin/smbclient', $servicename, '-d', '0', '-m'];
-
- push @$cmd, $scfg->{smbversion} ? "smb".int($scfg->{smbversion}) : 'smb3';
-
- if (my $cred_file = get_cred_file($storeid)) {
- push @$cmd, '-U', $scfg->{username}, '-A', $cred_file;
- push @$cmd, '-W', $scfg->{domain} if defined($scfg->{domain});
- } else {
- push @$cmd, '-U', 'Guest','-N';
- }
-
- push @$cmd, '-c', 'echo 1 0';
-
- my $out_str;
- eval {
- run_command($cmd, timeout => 2, outfunc => sub {$out_str .= shift;},
- errfunc => sub {});
- };
-
- if (my $err = $@) {
- die "$out_str\n" if defined($out_str) &&
- ($out_str =~ m/NT_STATUS_ACCESS_DENIED/);
- return 0;
- }
-
- return 1;
-}
-
-1;
projects / pve-storage.git / blobdiff