Added vddk support in vmware to kvm migrations

Author: harikrishna-patnala

agent/conf/agent.properties

@@ -457,3 +457,19 @@ iscsi.session.cleanup.enabled=false
 
 # Instance conversion VIRT_V2V_TMPDIR env var
 #convert.instance.env.virtv2v.tmpdir=
+
+# LIBGUESTFS backend to use for VMware to KVM conversion via VDDK (default: direct)
+#libguestfs.backend=direct
+
+# Path to the VDDK library directory for VMware to KVM conversion via VDDK,
+# passed to virt-v2v as -io vddk-libdir=<path>
+#vddk.lib.dir=
+
+# Ordered VDDK transport preference for VMware to KVM conversion via VDDK, passed as
+# -io vddk-transports=<value> to virt-v2v. Example: nbd:nbdssl
+#vddk.transports=
+
+# Optional vCenter SHA1 thumbprint for VMware to KVM conversion via VDDK, passed as
+# -io vddk-thumbprint=<value>. If unset, CloudStack computes it on the KVM host via openssl.
+#vddk.thumbprint=
+

agent/src/main/java/com/cloud/agent/properties/AgentProperties.java

@@ -808,6 +808,37 @@ public Property<Integer> getWorkers() {
      */
     public static final Property<String> CONVERT_ENV_VIRTV2V_TMPDIR = new Property<>("convert.instance.env.virtv2v.tmpdir", null, String.class);
 
+    /**
+     * Path to the VDDK library directory on the KVM conversion host, used when converting VMs from VMware to KVM via VDDK.
+     * This directory is passed to virt-v2v as <code>-io vddk-libdir=&lt;path&gt;</code>.
+     * Data type: String.<br>
+     * Default value: <code>null</code>
+     */
+    public static final Property<String> VDDK_LIB_DIR = new Property<>("vddk.lib.dir", null, String.class);
+
+    /**
+     * Value for the LIBGUESTFS_BACKEND env var used during VMware to KVM conversion via VDDK.
+     * Data type: String.<br>
+     * Default value: <code>direct</code>
+     */
+    public static final Property<String> LIBGUESTFS_BACKEND = new Property<>("libguestfs.backend", "direct", String.class);
+
+    /**
+     * Ordered list of VDDK transports for virt-v2v, passed as <code>-io vddk-transports=&lt;value&gt;</code>.
+     * Example: <code>nbd:nbdssl</code>.
+     * Data type: String.<br>
+     * Default value: <code>null</code>
+     */
+    public static final Property<String> VDDK_TRANSPORTS = new Property<>("vddk.transports", null, String.class);
+
+    /**
+     * vCenter TLS certificate thumbprint used by virt-v2v VDDK mode, passed as <code>-io vddk-thumbprint=&lt;value&gt;</code>.
+     * If unset, the KVM host computes it at runtime from the vCenter endpoint.
+     * Data type: String.<br>
+     * Default value: <code>null</code>
+     */
+    public static final Property<String> VDDK_THUMBPRINT = new Property<>("vddk.thumbprint", null, String.class);
+
     /**
      * BGP controll CIDR
      * Data type: String.<br>

api/src/main/java/com/cloud/agent/api/to/RemoteInstanceTO.java

@@ -36,13 +36,17 @@ public class RemoteInstanceTO implements Serializable {
     private String vcenterPassword;
     private String vcenterHost;
     private String datacenterName;
+    private String clusterName;
+    private String hostName;
 
     public RemoteInstanceTO() {
     }
 
-    public RemoteInstanceTO(String instanceName) {
+    public RemoteInstanceTO(String instanceName, String clusterName, String hostName) {
         this.hypervisorType = Hypervisor.HypervisorType.VMware;
         this.instanceName = instanceName;
+        this.clusterName = clusterName;
+        this.hostName = hostName;
     }
 
     public RemoteInstanceTO(String instanceName, String instancePath, String vcenterHost, String vcenterUsername, String vcenterPassword, String datacenterName) {
@@ -55,6 +59,12 @@ public RemoteInstanceTO(String instanceName, String instancePath, String vcenter
         this.datacenterName = datacenterName;
     }
 
+    public RemoteInstanceTO(String instanceName, String instancePath, String vcenterHost, String vcenterUsername, String vcenterPassword, String datacenterName, String clusterName, String hostName) {
+        this(instanceName, instancePath, vcenterHost, vcenterUsername, vcenterPassword, datacenterName);
+        this.clusterName = clusterName;
+        this.hostName = hostName;
+    }
+
     public Hypervisor.HypervisorType getHypervisorType() {
         return this.hypervisorType;
     }
@@ -82,4 +92,12 @@ public String getVcenterHost() {
     public String getDatacenterName() {
         return datacenterName;
     }
+
+    public String getClusterName() {
+        return clusterName;
+    }
+
+    public String getHostName() {
+        return hostName;
+    }
 }

api/src/main/java/org/apache/cloudstack/api/ApiConstants.java

@@ -621,6 +621,7 @@ public class ApiConstants {
     public static final String USER_CONFIGURABLE = "userconfigurable";
     public static final String USER_SECURITY_GROUP_LIST = "usersecuritygrouplist";
     public static final String USER_SECRET_KEY = "usersecretkey";
+    public static final String USE_VDDK = "usevddk";
     public static final String USE_VIRTUAL_NETWORK = "usevirtualnetwork";
     public static final String USE_VIRTUAL_ROUTER_IP_RESOLVER = "userouteripresolver";
     public static final String UPDATE_IN_SEQUENCE = "updateinsequence";

api/src/main/java/org/apache/cloudstack/api/command/admin/vm/ImportVmCmd.java

@@ -171,6 +171,14 @@ public class ImportVmCmd extends ImportUnmanagedInstanceCmd {
             description = "(only for importing VMs from VMware to KVM) optional - if true, forces virt-v2v conversions to write directly on the provided storage pool (avoid using temporary conversion pool).")
     private Boolean forceConvertToPool;
 
+    @Parameter(name = ApiConstants.USE_VDDK,
+            type = CommandType.BOOLEAN,
+            since = "4.22.1",
+            description = "(only for importing VMs from VMware to KVM) optional - if true, uses VDDK on the KVM conversion host for converting the VM. " +
+                    "This parameter is mutually exclusive with " + ApiConstants.FORCE_MS_TO_IMPORT_VM_FILES + ".")
+    private Boolean useVddk;
+
+
     /////////////////////////////////////////////////////
     /////////////////// Accessors ///////////////////////
     /////////////////////////////////////////////////////
@@ -247,6 +255,10 @@ public Long getStoragePoolId() {
         return storagePoolId;
     }
 
+    public boolean getUseVddk() {
+        return BooleanUtils.toBooleanDefaultIfNull(useVddk, false);
+    }
+
     public String getTmpPath() {
         return tmpPath;
     }

core/src/main/java/com/cloud/agent/api/ConvertInstanceCommand.java

@@ -31,6 +31,11 @@ public class ConvertInstanceCommand extends Command {
     private boolean exportOvfToConversionLocation;
     private int threadsCountToExportOvf = 0;
     private String extraParams;
+    private boolean useVddk;
+    private String libguestfsBackend;
+    private String vddkLibDir;
+    private String vddkTransports;
+    private String vddkThumbprint;
 
     public ConvertInstanceCommand() {
     }
@@ -90,6 +95,46 @@ public void setExtraParams(String extraParams) {
         this.extraParams = extraParams;
     }
 
+    public boolean isUseVddk() {
+        return useVddk;
+    }
+
+    public void setUseVddk(boolean useVddk) {
+        this.useVddk = useVddk;
+    }
+
+    public String getLibguestfsBackend() {
+        return libguestfsBackend;
+    }
+
+    public void setLibguestfsBackend(String libguestfsBackend) {
+        this.libguestfsBackend = libguestfsBackend;
+    }
+
+    public String getVddkLibDir() {
+        return vddkLibDir;
+    }
+
+    public void setVddkLibDir(String vddkLibDir) {
+        this.vddkLibDir = vddkLibDir;
+    }
+
+    public String getVddkTransports() {
+        return vddkTransports;
+    }
+
+    public void setVddkTransports(String vddkTransports) {
+        this.vddkTransports = vddkTransports;
+    }
+
+    public String getVddkThumbprint() {
+        return vddkThumbprint;
+    }
+
+    public void setVddkThumbprint(String vddkThumbprint) {
+        this.vddkThumbprint = vddkThumbprint;
+    }
+
     @Override
     public boolean executeInSequence() {
         return false;

plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java

@@ -883,10 +883,14 @@ protected enum HealthCheckResult {
 
     private boolean convertInstanceVerboseMode = false;
     private String[] convertInstanceEnv = null;
+    private String vddkLibDir = null;
+    private String libguestfsBackend = "direct";
     protected boolean dpdkSupport = false;
     protected String dpdkOvsPath;
     protected String directDownloadTemporaryDownloadPath;
     protected String cachePath;
+    private String vddkTransports = null;
+    private String vddkThumbprint = null;
     protected String javaTempDir = System.getProperty("java.io.tmpdir");
 
     private String getEndIpFromStartIp(final String startIp, final int numIps) {
@@ -951,6 +955,22 @@ public String[] getConvertInstanceEnv() {
         return convertInstanceEnv;
     }
 
+    public String getVddkLibDir() {
+        return vddkLibDir;
+    }
+
+    public String getLibguestfsBackend() {
+        return libguestfsBackend;
+    }
+
+    public String getVddkTransports() {
+        return vddkTransports;
+    }
+
+    public String getVddkThumbprint() {
+        return vddkThumbprint;
+    }
+
     /**
      * Defines resource's public and private network interface according to what is configured in agent.properties.
      */
@@ -1156,6 +1176,14 @@ public boolean configure(final String name, final Map<String, Object> params) th
 
         setConvertInstanceEnv(convertEnvTmpDir, convertEnvVirtv2vTmpDir);
 
+        vddkLibDir = AgentPropertiesFileHandler.getPropertyValue(AgentProperties.VDDK_LIB_DIR);
+        libguestfsBackend = StringUtils.defaultIfBlank(
+                AgentPropertiesFileHandler.getPropertyValue(AgentProperties.LIBGUESTFS_BACKEND), "direct");
+        vddkTransports = StringUtils.trimToNull(
+                AgentPropertiesFileHandler.getPropertyValue(AgentProperties.VDDK_TRANSPORTS));
+        vddkThumbprint = StringUtils.trimToNull(
+                AgentPropertiesFileHandler.getPropertyValue(AgentProperties.VDDK_THUMBPRINT));
+
         pool = (String)params.get("pool");
         if (pool == null) {
             pool = "/root";