File libxl-dom-reset.patch of Package libvirt.3851

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File libxl-dom-reset.patch of Package libvirt.3851

commit 3ac6e50943a775c545aa7d4e4bde5fcb8a163b64
Author: Jim Fehlig <jfehlig@suse.com>
Date:   Mon Jun 23 15:51:20 2014 -0600

libxl: support domainReset
    
    Currently, libxl_send_trigger() does not implement the LIBXL_TRIGGER_RESET
    option, but domainReset can be implemented in the libxl driver by
    forcibly destroying the domain and starting it again.

Index: libvirt-1.2.18.4/src/libxl/libxl_driver.c
===================================================================
--- libvirt-1.2.18.4.orig/src/libxl/libxl_driver.c
+++ libvirt-1.2.18.4/src/libxl/libxl_driver.c
@@ -1321,6 +1321,63 @@ libxlDomainReboot(virDomainPtr dom, unsi
 }
 
 static int
+libxlDomainReset(virDomainPtr dom, unsigned int flags)
+{
+    libxlDriverPrivatePtr driver = dom->conn->privateData;
+    libxlDriverConfigPtr cfg = libxlDriverConfigGet(driver);
+    virDomainObjPtr vm;
+    int ret = -1;
+
+    virCheckFlags(0, -1);
+
+    if (!(vm = libxlDomObjFromDomain(dom)))
+        goto cleanup;
+
+    if (virDomainResetEnsureACL(dom->conn, vm->def) < 0)
+        goto cleanup;
+
+    if (libxlDomainObjBeginJob(driver, vm, LIBXL_JOB_MODIFY) < 0)
+        goto cleanup;
+
+    if (!virDomainObjIsActive(vm)) {
+        virReportError(VIR_ERR_OPERATION_INVALID,
+                       "%s", _("Domain is not running"));
+        goto endjob;
+    }
+
+    /*
+     * The semantics of reset can be achieved by forcibly destroying
+     * the domain and starting it again.
+     */
+    if (libxl_domain_destroy(cfg->ctx, vm->def->id, NULL) < 0) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("Failed to reset domain '%d'"), vm->def->id);
+        goto endjob;
+    }
+
+    libxlDomainCleanup(driver, vm);
+
+    if (libxlDomainStart(driver, vm, false, -1) < 0) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("Failed to start domain '%d' after reset"),
+                       vm->def->id);
+        goto endjob;
+    }
+
+    ret = 0;
+
+ endjob:
+    if (!libxlDomainObjEndJob(driver, vm))
+        vm = NULL;
+
+ cleanup:
+    if (vm)
+        virObjectUnlock(vm);
+    virObjectUnref(cfg);
+    return ret;
+}
+
+static int
 libxlDomainDestroyFlags(virDomainPtr dom,
                         unsigned int flags)
 {
@@ -5185,6 +5242,7 @@ static virHypervisorDriver libxlHypervis
     .domainShutdown = libxlDomainShutdown, /* 0.9.0 */
     .domainShutdownFlags = libxlDomainShutdownFlags, /* 0.9.10 */
     .domainReboot = libxlDomainReboot, /* 0.9.0 */
+    .domainReset = libxlDomainReset, /* 1.2.16 */
     .domainDestroy = libxlDomainDestroy, /* 0.9.0 */
     .domainDestroyFlags = libxlDomainDestroyFlags, /* 0.9.4 */
     .domainGetOSType = libxlDomainGetOSType, /* 0.9.0 */

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File libxl-dom-reset.patch of Package libvirt.3851

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