* src/xend_internal.c src/xml.c: fix for shareable drive support

  rhbz#214908
Daniel

ChangeLog

+Mon Nov 13 17:18:00 CET 2006 Daniel Veillard <veillard@redhat.com>
+
+	* src/xend_internal.c src/xml.c: fix for shareable drive support
+	  rhbz#214908
+
 Fri Nov 10 17:53:41 EDT 2006 Daniel Berrange <berrange@redhat.com>
 
 	* src/xml.c: Fix memory leak, by freeing xmlParserContextPtr object

src/xend_internal.c

@@ -1690,6 +1690,8 @@ xend_parse_sexp_desc(virConnectPtr conn, struct sexpr *root, int xendConfigVersi
                xend has already done this ? */
             if ((mode != NULL) && (!strcmp(mode, "r")))
                 virBufferVSprintf(&buf, "      <readonly/>\n");
+	    else if ((mode != NULL) && (!strcmp(mode, "w!")))
+                virBufferVSprintf(&buf, "      <shareable/>\n");
             virBufferAdd(&buf, "    </disk>\n", 12);
 
             bad_parse:

src/xml.c

@@ -955,6 +955,7 @@ virDomainParseXMLDiskDesc(xmlNodePtr node, virBufferPtr buf, int hvm, int xendCo
     xmlChar *drvName = NULL;
     xmlChar *drvType = NULL;
     int ro = 0;
+    int shareable = 0;
     int typ = 0;
     int cdrom = 0;
 
@@ -988,6 +989,8 @@ virDomainParseXMLDiskDesc(xmlNodePtr node, virBufferPtr buf, int hvm, int xendCo
                     drvType = xmlGetProp(cur, BAD_CAST "type");
             } else if (xmlStrEqual(cur->name, BAD_CAST "readonly")) {
                 ro = 1;
+            } else if (xmlStrEqual(cur->name, BAD_CAST "shareable")) {
+	        shareable = 1;
             }
         }
         cur = cur->next;
@@ -1076,10 +1079,12 @@ virDomainParseXMLDiskDesc(xmlNodePtr node, virBufferPtr buf, int hvm, int xendCo
                 virBufferVSprintf(buf, "(uname 'phy:/dev/%s')", source);
         }
     }
-    if (ro == 0)
-        virBufferVSprintf(buf, "(mode 'w')");
-    else if (ro == 1)
+    if (ro == 1)
         virBufferVSprintf(buf, "(mode 'r')");
+    else if (shareable == 1)
+        virBufferVSprintf(buf, "(mode 'w!')");
+    else
+        virBufferVSprintf(buf, "(mode 'w')");
 
     virBufferAdd(buf, ")", 1);
     virBufferAdd(buf, ")", 1);