[Kimchi-devel] [PATCH 1/3 v3] Live migration backend: API and messages

[dhbarboza82 at gmail.com]

From: Daniel Henrique Barboza <dhbarboza82 at gmail.com>

This patch adds messages in i18n to support the live migration backend,
which is defined by a new API defined in API.json and docs/API.md.

Signed-off-by: Daniel Henrique Barboza <dhbarboza82 at gmail.com>
---
 src/wok/plugins/kimchi/API.json                | 17 +++++++++++++++++
 src/wok/plugins/kimchi/docs/API.md             |  5 +++++
 src/wok/plugins/kimchi/i18n.py                 |  7 +++++++
 src/wok/plugins/kimchi/ui/js/src/kimchi.api.js | 13 +++++++++++++
 4 files changed, 42 insertions(+)

diff --git a/src/wok/plugins/kimchi/API.json b/src/wok/plugins/kimchi/API.json
index c43fa36..de68d70 100644
--- a/src/wok/plugins/kimchi/API.json
+++ b/src/wok/plugins/kimchi/API.json
@@ -309,6 +309,23 @@
             },
             "additionalProperties": false
         },
+        "vm_migrate": {
+            "type": "object",
+            "properties": {
+                "remote_host": {
+                    "description": "IP address or hostname of the remote server",
+                    "type": "string",
+                    "minLength": 1,
+                    "error": "KCHVM0060E"
+                },
+                "user": {
+                    "description": "User of the remote server",
+                    "type": "string",
+                    "minLength": 1,
+                    "error": "KCHVM0059E"
+                }
+            }
+        },
         "networks_create": {
             "type": "object",
             "error": "KCHNET0016E",
diff --git a/src/wok/plugins/kimchi/docs/API.md b/src/wok/plugins/kimchi/docs/API.md
index eb3905f..52368b7 100644
--- a/src/wok/plugins/kimchi/docs/API.md
+++ b/src/wok/plugins/kimchi/docs/API.md
@@ -182,6 +182,11 @@ server.
 * resume: Resume a suspended domain. The process is restarted from the state
           where it was frozen by calling "suspend".
 
+* migrate: Migrate a virtual machine to a remote server, only support live
+mode without block migration.
+    * remote_host: IP address or hostname of the remote server.
+    * user: User to log on at the remote server.
+
 ### Sub-resource: Virtual Machine Screenshot
 
 **URI:** /plugins/kimchi/vms/*:name*/screenshot
diff --git a/src/wok/plugins/kimchi/i18n.py b/src/wok/plugins/kimchi/i18n.py
index f9a2ca1..42a5e16 100644
--- a/src/wok/plugins/kimchi/i18n.py
+++ b/src/wok/plugins/kimchi/i18n.py
@@ -109,6 +109,13 @@ messages = {
     "KCHVM0050E": _("Cannot shutdown %(name)s. Virtual machine is shut off."),
     "KCHVM0051E": _("Cannot reset %(name)s. Virtual machine is already shut off."),
 
+    "KCHVM0055E": _("Migrate to localhost %(host)s is not allowed."),
+    "KCHVM0056E": _("To migrate a virtual machine to the remote host %(host)s the user %(user)s must have password-less login to the remote host."),
+    "KCHVM0057E": _("Can not migrate virtual machine %(name)s when its in %(state)s state."),
+    "KCHVM0058E": _("Failed to migrate virtual machine %(name)s due error: %(err)s"),
+    "KCHVM0059E": _("User name of the remote server must be a string."),
+    "KCHVM0060E": _("Destination host of the migration must be a string."),
+
     "KCHVMHDEV0001E": _("VM %(vmid)s does not contain directly assigned host device %(dev_name)s."),
     "KCHVMHDEV0002E": _("The host device %(dev_name)s is not allowed to directly assign to VM."),
     "KCHVMHDEV0003E": _("No IOMMU groups found. Host PCI pass through needs IOMMU group to function correctly. "
diff --git a/src/wok/plugins/kimchi/ui/js/src/kimchi.api.js b/src/wok/plugins/kimchi/ui/js/src/kimchi.api.js
index c55b252..b1acdb9 100644
--- a/src/wok/plugins/kimchi/ui/js/src/kimchi.api.js
+++ b/src/wok/plugins/kimchi/ui/js/src/kimchi.api.js
@@ -1018,6 +1018,19 @@ var kimchi = {
         });
     },
 
+    migrateGuest: function(vm, suc, err) {
+        wok.requestJSON({
+            url : 'plugins/kimchi/vms/' + encodeURIComponent(vm) + "/migrate",
+            type : 'POST',
+            contentType : 'application/json',
+            dataType : 'json',
+            success : suc,
+            error : err ? err : function(data) {
+                wok.message.error(data.responseJSON.reason);
+            }
+        });
+    },
+
     listSnapshots : function(vm, suc, err) {
         wok.requestJSON({
             url : 'plugins/kimchi/vms/' + encodeURIComponent(vm) + '/snapshots',
-- 
2.4.3