feat: Use uts.name for LXC container name under Proxmox

Backport of fusioninventory/fusioninventory-agent#993

Author: g-bougard

lib/GLPI/Agent/Task/Inventory/Virtualization/Lxc.pm

@@ -66,12 +66,19 @@ sub  _getVirtualMachine {
         )
     };
 
+    # Proxmox environment sets name as number
+    my $proxmox = $name =~ /^\d+$/ ? 1 : 0;
+
     my $command = "lxc-info -n '$name' -c lxc.cgroup.memory.limit_in_bytes -c lxc.cgroup.cpuset.cpus";
     if ($params{version} < 2.1) {
         # Before 2.1, we need to find MAC as lxc.network.hwaddr in config
         $command .= "; grep lxc.network.hwaddr $params{config}";
+        # Look for lxc.utsname from config file in Proxmox environment
+        $command .= "; grep utsname $params{config}" if $proxmox;
     } else {
         $command .= " -c lxc.net.0.hwaddr";
+        # Look for lxc.uts.name in Proxmox environment
+        $command .= " -c lxc.uts.name" if $proxmox;
     }
 
     my $handle = getFileHandle(
@@ -96,6 +103,11 @@ sub  _getVirtualMachine {
             $container->{MEMORY} = $val;
         }
 
+        # Update container name in Proxmox environment
+        if ($proxmox && ($key eq 'lxc.uts.name' || $key eq 'lxc.utsname')) {
+            $container->{NAME} = $val;
+        }
+
         if ($key eq 'lxc.cgroup.cpuset.cpus') {
             ###eg: lxc.cgroup.cpuset.cpus = 0,3-5,7,2,1
             foreach my $cpu ( split( /,/, $val ) ){

resources/virtualization/lxc/200-proxmox

@@ -0,0 +1,8 @@
+# lxc-info -n 200 -s -c lxc.cgroup.memory.limit_in_bytes -c lxc.cgroup.cpuset.cpus -c lxc.net.0.hwaddr -c lxc.uts.name
+State:          RUNNING
+lxc.cgroup.memory.limit_in_bytes = 2147483648
+
+lxc.cgroup.cpuset.cpus = 0,2
+
+lxc.net.0.hwaddr = FA:EE:26:EF:6B:1C
+lxc.uts.name = glpi-10-rc1

t/tasks/inventory/virtualization/lxc.t

@@ -48,6 +48,17 @@ my %container_tests = (
             VCPU    => 3
         }
     },
+    '200-proxmox'  => {
+        version => 3.0,
+        result  => {
+            NAME    => 'glpi-10-rc1',
+            VMTYPE  => 'lxc',
+            STATUS  => STATUS_RUNNING,
+            MAC     => 'fa:ee:26:ef:6b:1c',
+            MEMORY  => 2147483648,
+            VCPU    => 2
+        }
+    },
 );
 
 plan tests => keys(%result_lxc_info) + keys(%container_tests) + 1;
@@ -63,7 +74,7 @@ foreach my $name (keys(%container_tests)) {
     my $file = "resources/virtualization/lxc/$name";
     $file =~ s|/|\\|g if $OSNAME eq "MSWin32";
     my $config = GLPI::Agent::Task::Inventory::Virtualization::Lxc::_getVirtualMachine(
-        name          => $name,
+        name          => $name =~ /(^.*)-proxmox$/ ? $1 : $name,
         version       => $container_tests{$name}->{version},
         test_cmdstate => $OSNAME eq "MSWin32" ? "type $file" : "cat $file",
         test_cmdinfo  => $OSNAME eq "MSWin32" ? "type $file" : "cat $file",