[pve-devel] [PATCH 02/19] add qm migrateexternal

Alexandre Derumier aderumier at odiso.com
Wed Feb 22 14:33:26 CET 2017


Signed-off-by: Alexandre Derumier <aderumier at odiso.com>
---
 PVE/API2/Qemu.pm | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 PVE/CLI/qm.pm    |  2 ++
 2 files changed, 86 insertions(+)

diff --git a/PVE/API2/Qemu.pm b/PVE/API2/Qemu.pm
index 76bba70..01d97bc 100644
--- a/PVE/API2/Qemu.pm
+++ b/PVE/API2/Qemu.pm
@@ -2838,6 +2838,90 @@ __PACKAGE__->register_method({
     }});
 
 __PACKAGE__->register_method({
+    name => 'migrate_vm_external',
+    path => '{vmid}/migrate_external',
+    method => 'POST',
+    protected => 1,
+    proxyto => 'node',
+    description => "Migrate virtual machine to external cluster. Creates a new migration task.",
+    permissions => {
+	check => ['perm', '/vms/{vmid}', [ 'VM.Migrate' ]],
+    },
+    parameters => {
+    	additionalProperties => 0,
+	properties => {
+	    node => get_standard_option('pve-node'),
+	    vmid => get_standard_option('pve-vmid', { completion => \&PVE::QemuServer::complete_vmid }),
+	    targetip => {
+		type => 'string',
+		description => "Ip address of the target node.",
+		optional => 1,
+	    },
+            targetstorage => get_standard_option('pve-storage-id', {
+		description => "remote target storage.",
+            }),
+	    migration_type => {
+		type => 'string',
+		enum => ['secure', 'insecure'],
+		description => "Migration traffic is encrypted using an SSH tunnel by default. On secure, completely private networks this can be disabled to increase performance.",
+		optional => 1,
+	    },
+	    migration_network => {
+		type => 'string', format => 'CIDR',
+		description => "CIDR of the (sub) network that is used for migration.",
+		optional => 1,
+	    },
+
+	},
+    },
+    returns => {
+	type => 'string',
+	description => "the task ID.",
+    },
+    code => sub {
+	my ($param) = @_;
+
+	my $rpcenv = PVE::RPCEnvironment::get();
+
+	my $authuser = $rpcenv->get_user();
+
+	PVE::Cluster::check_cfs_quorum();
+
+	my $targetip = extract_param($param, 'targetip');
+
+	my $vmid = extract_param($param, 'vmid');
+
+       raise_param_exc({ migration_vm_external => "Only root can't migrate to a remote cluster." })
+            if $authuser ne 'root at pam';
+
+	$param->{externalcluster} = 1;
+
+
+	# test if VM exists
+	my $conf = PVE::QemuConfig->load_config($vmid);
+
+	# try to detect errors early
+
+	PVE::QemuConfig->check_lock($conf);
+
+	die "can't migrate offline currently" if !PVE::QemuServer::check_running($vmid);
+
+	$param->{online} = 1;
+
+	my $storecfg = PVE::Storage::config();
+
+	die "can't migrate an HA vm to an external cluster" if (PVE::HA::Config::vm_is_ha_managed($vmid) && $rpcenv->{type} ne 'ha');
+
+	my $realcmd = sub {
+	    my $upid = shift;
+
+	    PVE::QemuMigrate->migrate($targetip, $targetip, $vmid, $param);
+	};
+
+	return $rpcenv->fork_worker('qmigrate', $vmid, $authuser, $realcmd);
+    }});
+
+__PACKAGE__->register_method({
     name => 'monitor',
     path => '{vmid}/monitor',
     method => 'POST',
diff --git a/PVE/CLI/qm.pm b/PVE/CLI/qm.pm
index 44439dd..bdd0656 100755
--- a/PVE/CLI/qm.pm
+++ b/PVE/CLI/qm.pm
@@ -484,6 +484,8 @@ our $cmddef = {
 
     migrate => [ "PVE::API2::Qemu", 'migrate_vm', ['vmid', 'target'], { node => $nodename }, $upid_exit ],
 
+    migrateexternal => [ "PVE::API2::Qemu", 'migrate_vm_external', ['vmid', 'targetip'], { node => $nodename }, $upid_exit ],
+
     set => [ "PVE::API2::Qemu", 'update_vm', ['vmid'], { node => $nodename } ],
 
     resize => [ "PVE::API2::Qemu", 'resize_vm', ['vmid', 'disk', 'size'], { node => $nodename } ],
-- 
2.1.4




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