[libvirt] [PATCH 2/5] Public virDomainMigrateSetDowntime API

[Jiri Denemark <jdenemar@xxxxxxxxxx>]

Signed-off-by: Jiri Denemark <jdenemar@xxxxxxxxxx>
---
 include/libvirt/libvirt.h.in |    3 ++
 src/libvirt.c                |   46 ++++++++++++++++++++++++++++++++++++++++++
 src/libvirt_public.syms      |    5 ++++
 3 files changed, 54 insertions(+), 0 deletions(-)

diff --git a/include/libvirt/libvirt.h.in b/include/libvirt/libvirt.h.in
index 0d1b5b5..eafab40 100644
--- a/include/libvirt/libvirt.h.in
+++ b/include/libvirt/libvirt.h.in
@@ -408,6 +408,9 @@ int virDomainMigrateToURI (virDomainPtr domain, const char *duri,
                            unsigned long flags, const char *dname,
                            unsigned long bandwidth);
 
+int virDomainMigrateSetDowntime (virDomainPtr domain,
+                                 unsigned long long downtime);
+
 /**
  * VIR_NODEINFO_MAXCPUS:
  * @nodeinfo: virNodeInfo instance
diff --git a/src/libvirt.c b/src/libvirt.c
index 1d9b878..c73caa3 100644
--- a/src/libvirt.c
+++ b/src/libvirt.c
@@ -11265,3 +11265,49 @@ error:
     virDispatchError(conn);
     return -1;
 }
+
+
+/**
+ * virDomainMigrateSetDowntime:
+ * @domain: a domain object
+ * @downtime: maximum tolerable downtime for live migration, in nanoseconds
+ *
+ * Sets maximum tolerable time for which the domain is allowed to be paused
+ * at the end of live migration.
+ *
+ * Returns 0 in case of success, -1 otherwise.
+ */
+int
+virDomainMigrateSetDowntime(virDomainPtr domain,
+                            unsigned long long downtime)
+{
+    virConnectPtr conn;
+
+    DEBUG("domain=%p, downtime=%llu", domain, downtime);
+
+    virResetLastError();
+
+    if (!VIR_IS_CONNECTED_DOMAIN(domain)) {
+        virLibDomainError(NULL, VIR_ERR_INVALID_DOMAIN, __FUNCTION__);
+        virDispatchError(NULL);
+        return -1;
+    }
+
+    conn = domain->conn;
+    if (conn->flags & VIR_CONNECT_RO) {
+        virLibDomainError(domain, VIR_ERR_OPERATION_DENIED, __FUNCTION__);
+        goto error;
+    }
+
+    if (conn->driver->domainMigrateSetDowntime) {
+        if (conn->driver->domainMigrateSetDowntime(domain, downtime) < 0)
+            goto error;
+        return 0;
+    }
+
+    virLibConnError(conn, VIR_ERR_NO_SUPPORT, __FUNCTION__);
+
+error:
+    virDispatchError(conn);
+    return -1;
+}
diff --git a/src/libvirt_public.syms b/src/libvirt_public.syms
index 64e7505..9d9f0c2 100644
--- a/src/libvirt_public.syms
+++ b/src/libvirt_public.syms
@@ -358,4 +358,9 @@ LIBVIRT_0.7.7 {
 	virDomainAbortJob;
 } LIBVIRT_0.7.5;
 
+LIBVIRT_0.7.8 {
+    global:
+        virDomainMigrateSetDowntime;
+} LIBVIRT_0.7.7;
+
 # .... define new API here using predicted next version number ....
-- 
1.7.0.2

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