rpms/virt-backup
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Don't fail if the second node is unavailable, just act as the local libvirt is the only one

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This commit is contained in:
Daniel Berteaud 2013-07-28 19:39:48 +02:00
parent 8f674c07d1
commit b58b095631
1 changed files with 10 additions and 7 deletions
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17
virt-backup
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@ -176,8 +176,11 @@ $libvirt1 = Sys::Virt->new( uri => $connect[0] ) ||
die "Error connecting to libvirt on URI: $connect[0]";
if (defined $connect[1]){
$libvirt2 = Sys::Virt->new( uri => $connect[1] ) ||
die "Error connecting to libvirt on URI: $connect[1]";
$libvirt2 = '';
eval { $libvirt2 = Sys::Virt->new( uri => $connect[1] ); };
if ($@ && $opts{debug}){
print "Error connecting to libvirt on URI: $connect[1], lets hope is out of order\n";
}
}
our $libvirt = $libvirt1;
@ -192,7 +195,7 @@ foreach our $vm (@vms){
# If we've passed two connect URI, and our VM is not
# running on the first one, check on the second one
if (!$dom->is_active && defined $connect[1]){
if (!$dom->is_active && $libvirt2 ne ''){
$dom = $libvirt2->get_domain_by_name($vm) ||
die "Error opening $vm object";
@ -603,14 +606,14 @@ sub usage{
sub save_vm_state{
if ($dom->is_active()){
print "$vm is running, saving state....\n" if ($opts{debug});
# if connect[1] is defined, you've passed several connection URI
# if $libvirt2 is defined, you've passed several connection URI
# This means that you're running a dual hypervisor cluster
# And depending on the one running the current VM
# $backupdir might not be available
# whereas /var/lib/libvirt/qemu/save/ might
# if you've mounted here a shared file system
# (NFS, GlusterFS, GFS2, OCFS etc...)
if (defined $connect[1]){
if ($libvirt2 ne ''){
$dom->managed_save();
move "/var/lib/libvirt/qemu/save/$vm.save", "$backupdir/$vm.state";
}
@ -628,14 +631,14 @@ sub save_vm_state{
sub restore_vm{
if (! $dom->is_active()){
if (-e "$backupdir/$vm.state"){
# if connect[1] is defined, you've passed several connection URI
# if $libvirt2 is defined, you've passed several connection URI
# This means that you're running a dual hypervisor cluster
# And depending on the one running the current VM
# $backupdir might not be available
# whereas /var/lib/libvirt/qemu/save/ might
# if you've mounted here a shared file system
# (NFS, GlusterFS, GFS2, OCFS etc...)
if (defined $connect[1]){
if ($libvirt2){
copy "$backupdir/$vm.state", "/var/lib/libvirt/qemu/save/$vm.save";
start_vm();
}