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[libvirt] [PATCH 1/5] conf: add startupPolicy attribute for harddisk



Add startupPolicy attribute policy for harddisk with type "file",
"block" and "dir". The "network" type disk is still not supported.
---
 docs/formatdomain.html.in |  9 ++++++---
 src/conf/domain_conf.c    | 19 +++++++++++++------
 2 files changed, 19 insertions(+), 9 deletions(-)

diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index 8a3c3b7..a32bdc3 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -1450,8 +1450,8 @@
         For a "file" disk type which represents a cdrom or floppy
         (the <code>device</code> attribute), it is possible to define
         policy what to do with the disk if the source file is not accessible.
-        This is done by the <code>startupPolicy</code> attribute, accepting
-        these values:
+        This is done by the <code>startupPolicy</code> attribute
+        (<span class="since">Since 0.9.7</span>), accepting these values:
         <table class="top_table">
           <tr>
             <td> mandatory </td>
@@ -1467,7 +1467,10 @@
             <td> drop if missing at any start attempt </td>
           </tr>
         </table>
-        <span class="since">Since 0.9.7</span>
+        <span class="since">Since 1.0.4</span>, the <code>startupPolicy</code> extends
+        to support hard disks besides cdrom and floppy. However, the disk of "network"
+        type is still not reached. For the guest which is using per-device <code>boot</code>
+        element, the boot devices will be reordered after dropping its bootable disks.
         </dd>
       <dt><code>mirror</code></dt>
       <dd>
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 3278e9c..177faaa 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -4044,7 +4044,6 @@ virDomainDiskDefParseXML(virCapsPtr caps,
                 switch (def->type) {
                 case VIR_DOMAIN_DISK_TYPE_FILE:
                     source = virXMLPropString(cur, "file");
-                    startupPolicy = virXMLPropString(cur, "startupPolicy");
                     break;
                 case VIR_DOMAIN_DISK_TYPE_BLOCK:
                     source = virXMLPropString(cur, "dev");
@@ -4137,6 +4136,8 @@ virDomainDiskDefParseXML(virCapsPtr caps,
                     goto error;
                 }
 
+                startupPolicy = virXMLPropString(cur, "startupPolicy");
+
                 /* People sometimes pass a bogus '' source path
                    when they mean to omit the source element
                    completely (e.g. CDROM without media). This is
@@ -4674,11 +4675,10 @@ virDomainDiskDefParseXML(virCapsPtr caps,
             goto error;
         }
 
-        if (def->device != VIR_DOMAIN_DISK_DEVICE_CDROM &&
-            def->device != VIR_DOMAIN_DISK_DEVICE_FLOPPY) {
+        if (def->type == VIR_DOMAIN_DISK_TYPE_NETWORK) {
             virReportError(VIR_ERR_INVALID_ARG,
-                           _("Setting disk %s is allowed only for "
-                             "cdrom or floppy"),
+                           _("Setting disk %s is not allowed for "
+                             "disk of network type"),
                            startupPolicy);
             goto error;
         }
@@ -12838,6 +12838,9 @@ virDomainDiskDefFormat(virBufferPtr buf,
         case VIR_DOMAIN_DISK_TYPE_BLOCK:
             virBufferEscapeString(buf, "      <source dev='%s'",
                                   def->src);
+            if (def->startupPolicy)
+                virBufferEscapeString(buf, " startupPolicy='%s'",
+                                      startupPolicy);
             if (def->nseclabels) {
                 virBufferAddLit(buf, ">\n");
                 virBufferAdjustIndent(buf, 8);
@@ -12850,8 +12853,12 @@ virDomainDiskDefFormat(virBufferPtr buf,
             }
             break;
         case VIR_DOMAIN_DISK_TYPE_DIR:
-            virBufferEscapeString(buf, "      <source dir='%s'/>\n",
+            virBufferEscapeString(buf, "      <source dir='%s'",
                                   def->src);
+            if (def->startupPolicy)
+                virBufferEscapeString(buf, " startupPolicy='%s'",
+                                      startupPolicy);
+            virBufferAddLit(buf, "/>\n");
             break;
         case VIR_DOMAIN_DISK_TYPE_NETWORK:
             virBufferAsprintf(buf, "      <source protocol='%s'",
-- 
1.7.11.2


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