PVE/API2Tools.pm

   1 package PVE::API2Tools;
   2
   3 use strict;
   4 use warnings;
   5 use Net::IP;
   6
   7 use PVE::Exception qw(raise_param_exc);
   8 use PVE::Tools;
   9 use PVE::INotify;
  10 use PVE::Cluster;
  11 use PVE::DataCenterConfig;
  12 use PVE::RPCEnvironment;
  13 use Digest::MD5 qw(md5_hex);
  14 use URI;
  15 use URI::Escape;
  16 use PVE::SafeSyslog;
  17 use PVE::Storage::Plugin;
  18
  19 my $hwaddress;
  20 my $hwaddress_st = {};
  21
  22 sub get_hwaddress {
  23     my $fn = '/etc/ssh/ssh_host_rsa_key.pub';
  24     my $st = stat($fn);
  25
  26     if (defined($hwaddress)
  27         && $hwaddress_st->{mtime} == $st->mtime
  28         && $hwaddress_st->{ino} == $st->ino
  29         && $hwaddress_st->{dev} == $st->dev) {
  30         return $hwaddress;
  31     }
  32
  33     my $sshkey = PVE::Tools::file_get_contents($fn);
  34     $hwaddress = uc(md5_hex($sshkey));
  35     $hwaddress_st->@{'mtime', 'ino', 'dev'} = ($st->mtime, $st->ino, $st->dev);
  36
  37     return $hwaddress;
  38 }
  39
  40 sub extract_node_stats {
  41     my ($node, $members, $rrd, $exclude_stats) = @_;
  42
  43     my $entry = {
  44         id => "node/$node",
  45         node => $node,
  46         type => "node",
  47         status => 'unknown',
  48     };
  49
  50     if (my $d = $rrd->{"pve2-node/$node"}) {
  51
  52         if (!$members || # no cluster
  53             ($members->{$node} && $members->{$node}->{online})) {
  54             if (!$exclude_stats) {
  55                 $entry->{uptime} = ($d->[0] || 0) + 0;
  56                 $entry->{cpu} = ($d->[5] || 0) + 0;
  57                 $entry->{mem} = ($d->[8] || 0) + 0;
  58                 $entry->{disk} = ($d->[12] || 0) + 0;
  59             }
  60             $entry->{status} = 'online';
  61         }
  62         $entry->{level} = $d->[1];
  63         if (!$exclude_stats) {
  64             $entry->{maxcpu} = ($d->[4] || 0) + 0;
  65             $entry->{maxmem} = ($d->[7] || 0) + 0;
  66             $entry->{maxdisk} = ($d->[11] || 0) + 0;
  67         }
  68     }
  69
  70     if ($members && $members->{$node} &&
  71         !$members->{$node}->{online}) {
  72         $entry->{status} = 'offline';
  73     }
  74
  75     return $entry;
  76 }
  77
  78 sub extract_vm_stats {
  79     my ($vmid, $data, $rrd) = @_;
  80
  81     my $entry = {
  82         id => "$data->{type}/$vmid",
  83         vmid => $vmid + 0,
  84         node => $data->{node},
  85         type => $data->{type},
  86         status => 'unknown',
  87     };
  88
  89     my $d;
  90
  91     if ($d = $rrd->{"pve2-vm/$vmid"}) {
  92
  93         $entry->{uptime} = ($d->[0] || 0) + 0;
  94         $entry->{name} = $d->[1];
  95         $entry->{status} = $entry->{uptime} ? 'running' : 'stopped';
  96         $entry->{maxcpu} = ($d->[3] || 0) + 0;
  97         $entry->{cpu} = ($d->[4] || 0) + 0;
  98         $entry->{maxmem} = ($d->[5] || 0) + 0;
  99         $entry->{mem} = ($d->[6] || 0) + 0;
 100         $entry->{maxdisk} = ($d->[7] || 0) + 0;
 101         $entry->{disk} = ($d->[8] || 0) + 0;
 102         $entry->{netin} = ($d->[9] || 0) + 0;
 103         $entry->{netout} = ($d->[10] || 0) + 0;
 104         $entry->{diskread} = ($d->[11] || 0) + 0;
 105         $entry->{diskwrite} = ($d->[12] || 0) + 0;
 106
 107     } elsif ($d = $rrd->{"pve2.3-vm/$vmid"}) {
 108
 109         $entry->{uptime} = ($d->[0] || 0) + 0;
 110         $entry->{name} = $d->[1];
 111         $entry->{status} = $d->[2];
 112         $entry->{template} = $d->[3] + 0;
 113
 114         $entry->{maxcpu} = ($d->[5] || 0) + 0;
 115         $entry->{cpu} = ($d->[6] || 0) + 0;
 116         $entry->{maxmem} = ($d->[7] || 0) + 0;
 117         $entry->{mem} = ($d->[8] || 0) + 0;
 118         $entry->{maxdisk} = ($d->[9] || 0) + 0;
 119         $entry->{disk} = ($d->[10] || 0) + 0;
 120         $entry->{netin} = ($d->[11] || 0) + 0;
 121         $entry->{netout} = ($d->[12] || 0) + 0;
 122         $entry->{diskread} = ($d->[13] || 0) + 0;
 123         $entry->{diskwrite} = ($d->[14] || 0) + 0;
 124     };
 125
 126     return $entry;
 127 }
 128
 129 sub extract_storage_stats {
 130     my ($storeid, $scfg, $node, $rrd) = @_;
 131
 132     my $content = PVE::Storage::Plugin::content_hash_to_string($scfg->{content});
 133
 134     my $entry = {
 135         id => "storage/$node/$storeid",
 136         storage => $storeid,
 137         node => $node,
 138         type => 'storage',
 139         plugintype => $scfg->{type},
 140         status => 'unknown',
 141         shared => $scfg->{shared} || 0,
 142         content => $content,
 143     };
 144
 145     if (my $d = $rrd->{"pve2-storage/$node/$storeid"}) {
 146         $entry->{maxdisk} = ($d->[1] || 0) + 0;
 147         $entry->{disk} = ($d->[2] || 0) + 0;
 148         $entry->{status} = 'available';
 149     }
 150
 151     return $entry;
 152 }
 153
 154 sub parse_http_proxy {
 155     my ($proxyenv) = @_;
 156
 157     my $uri = URI->new($proxyenv);
 158
 159     my $scheme = $uri->scheme;
 160     my $host = $uri->host;
 161     my $port = $uri->port || 3128;
 162
 163     my ($username, $password);
 164
 165     if (defined(my $p_auth = $uri->userinfo())) {
 166         ($username, $password) = map URI::Escape::uri_unescape($_), split(":", $p_auth, 2);
 167     }
 168
 169     return ("$host:$port", $username, $password);
 170 }
 171
 172 sub run_spiceterm {
 173     my ($authpath, $permissions, $vmid, $node, $proxy, $title, $shcmd) = @_;
 174
 175     my $rpcenv = PVE::RPCEnvironment::get();
 176
 177     my $authuser = $rpcenv->get_user();
 178
 179     my $nodename = PVE::INotify::nodename();
 180     my $family = PVE::Tools::get_host_address_family($nodename);
 181     my $port = PVE::Tools::next_spice_port($family);
 182
 183     my ($ticket, undef, $remote_viewer_config) =
 184         PVE::AccessControl::remote_viewer_config($authuser, $vmid, $node, $proxy, $title, $port);
 185
 186     my $timeout = 40;
 187
 188     my $cmd = ['/usr/bin/spiceterm', '--port', $port, '--addr', 'localhost',
 189                '--timeout', $timeout, '--authpath', $authpath,
 190                '--permissions', $permissions];
 191
 192     my $dcconf = PVE::Cluster::cfs_read_file('datacenter.cfg');
 193     push @$cmd, '--keymap', $dcconf->{keyboard} if $dcconf->{keyboard};
 194
 195     push @$cmd, '--', @$shcmd;
 196
 197     my $realcmd = sub {
 198         my $upid = shift;
 199
 200         syslog ('info', "starting spiceterm $upid - $title\n");
 201
 202         my $cmdstr = join (' ', @$cmd);
 203         syslog ('info', "launch command: $cmdstr");
 204
 205         eval {
 206             foreach my $k (keys %ENV) {
 207                 next if $k eq 'PATH' || $k eq 'TERM' || $k eq 'USER' || $k eq 'HOME' || $k eq 'LANG' || $k eq 'LANGUAGE' ;
 208                 delete $ENV{$k};
 209             }
 210             $ENV{PWD} = '/';
 211             $ENV{SPICE_TICKET} = $ticket;
 212
 213             PVE::Tools::run_command($cmd, errmsg => 'spiceterm failed\n', keeplocale => 1);
 214         };
 215         if (my $err = $@) {
 216             syslog ('err', $err);
 217         }
 218
 219         return;
 220     };
 221
 222     if ($vmid) {
 223         $rpcenv->fork_worker('spiceproxy', $vmid, $authuser, $realcmd);
 224     } else {
 225         $rpcenv->fork_worker('spiceshell', undef, $authuser, $realcmd);
 226     }
 227
 228     PVE::Tools::wait_for_vnc_port($port);
 229
 230     return $remote_viewer_config;
 231 }
 232
 233 sub resolve_proxyto {
 234     my ($rpcenv, $proxyto_callback, $proxyto, $uri_param) = @_;
 235
 236     my $node;
 237     if ($proxyto_callback) {
 238         $node = $proxyto_callback->($rpcenv, $proxyto, $uri_param);
 239         die "internal error - proxyto_callback returned nothing\n"
 240             if !$node;
 241     } else {
 242         $node = $uri_param->{$proxyto};
 243         raise_param_exc({ $proxyto =>  "proxyto parameter does not exist"})
 244             if !$node;
 245     }
 246     return $node;
 247 }
 248
 249 sub get_resource_pool_guest_members {
 250     my ($pool) = @_;
 251
 252     my $usercfg = PVE::Cluster::cfs_read_file("user.cfg");
 253
 254     my $vmlist = PVE::Cluster::get_vmlist() || {};
 255     my $idlist = $vmlist->{ids} || {};
 256
 257     my $data = $usercfg->{pools}->{$pool};
 258
 259     die "pool '$pool' does not exist\n" if !$data;
 260
 261     my $pool_members = [ grep { $idlist->{$_} } keys %{$data->{vms}} ];
 262
 263     return $pool_members;
 264 }
 265
 266 1;