conf: stop passing virConnectPtr into virDomainDiskTranslateSourcePool

Rather than expecting callers to pass a virConnectPtr into the
virDomainDiskTranslateSourcePool() method, just acquire a connection
to the storage driver when needed.
Reviewed-by: NJohn Ferlan <jferlan@redhat.com>
Signed-off-by: NDaniel P. Berrangé <berrange@redhat.com>

src/conf/domain_conf.c

@@ -29171,9 +29171,9 @@ virDomainDiskTranslateSourcePoolAuth(virDomainDiskDefPtr def,
 
 
 int
-virDomainDiskTranslateSourcePool(virConnectPtr conn,
-                                 virDomainDiskDefPtr def)
+virDomainDiskTranslateSourcePool(virDomainDiskDefPtr def)
 {
+    virConnectPtr conn = NULL;
     virStoragePoolDefPtr pooldef = NULL;
     virStoragePoolPtr pool = NULL;
     virStorageVolPtr vol = NULL;
@@ -29187,9 +29187,12 @@ virDomainDiskTranslateSourcePool(virConnectPtr conn,
     if (!def->src->srcpool)
         return 0;
 
-    if (!(pool = virStoragePoolLookupByName(conn, def->src->srcpool->pool)))
+    if (!(conn = virGetConnectStorage()))
         return -1;
 
+    if (!(pool = virStoragePoolLookupByName(conn, def->src->srcpool->pool)))
+        goto cleanup;
+
     if (virStoragePoolIsActive(pool) != 1) {
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                        _("storage pool '%s' containing volume '%s' "
@@ -29333,6 +29336,7 @@ virDomainDiskTranslateSourcePool(virConnectPtr conn,
 
     ret = 0;
  cleanup:
+    virObjectUnref(conn);
     virObjectUnref(pool);
     virObjectUnref(vol);
     VIR_FREE(poolxml);

src/conf/domain_conf.h

@@ -3512,8 +3512,7 @@ virDomainNetResolveActualType(virDomainNetDefPtr iface)
     ATTRIBUTE_NONNULL(1);
 
 
-int virDomainDiskTranslateSourcePool(virConnectPtr conn,
-                                     virDomainDiskDefPtr def);
+int virDomainDiskTranslateSourcePool(virDomainDiskDefPtr def);
 
 
 #endif /* __DOMAIN_CONF_H */

src/qemu/qemu_conf.c

@@ -1631,8 +1631,7 @@ int qemuDriverAllocateID(virQEMUDriverPtr driver)
 
 
 int
-qemuTranslateSnapshotDiskSourcePool(virConnectPtr conn ATTRIBUTE_UNUSED,
-                                    virDomainSnapshotDiskDefPtr def)
+qemuTranslateSnapshotDiskSourcePool(virDomainSnapshotDiskDefPtr def)
 {
     if (def->src->type != VIR_STORAGE_TYPE_VOLUME)
         return 0;

src/qemu/qemu_conf.h

@@ -349,8 +349,7 @@ int qemuSetUnprivSGIO(virDomainDeviceDefPtr dev);
 int qemuDriverAllocateID(virQEMUDriverPtr driver);
 virDomainXMLOptionPtr virQEMUDriverCreateXMLConf(virQEMUDriverPtr driver);
 
-int qemuTranslateSnapshotDiskSourcePool(virConnectPtr conn,
-                                        virDomainSnapshotDiskDefPtr def);
+int qemuTranslateSnapshotDiskSourcePool(virDomainSnapshotDiskDefPtr def);
 
 char * qemuGetBaseHugepagePath(virHugeTLBFSPtr hugepage);
 char * qemuGetDomainHugepagePath(const virDomainDef *def,

src/qemu/qemu_driver.c

@@ -7871,8 +7871,7 @@ qemuDomainDetachDeviceLive(virDomainObjPtr vm,
 }
 
 static int
-qemuDomainChangeDiskLive(virConnectPtr conn,
-                         virDomainObjPtr vm,
+qemuDomainChangeDiskLive(virDomainObjPtr vm,
                          virDomainDeviceDefPtr dev,
                          virQEMUDriverPtr driver,
                          bool force)
@@ -7881,7 +7880,7 @@ qemuDomainChangeDiskLive(virConnectPtr conn,
     virDomainDiskDefPtr orig_disk = NULL;
     int ret = -1;
 
-    if (virDomainDiskTranslateSourcePool(conn, disk) < 0)
+    if (virDomainDiskTranslateSourcePool(disk) < 0)
         goto cleanup;
 
     if (qemuDomainDetermineDiskChain(driver, vm, disk, false, true) < 0)
@@ -7932,8 +7931,7 @@ qemuDomainChangeDiskLive(virConnectPtr conn,
 }
 
 static int
-qemuDomainUpdateDeviceLive(virConnectPtr conn,
-                           virDomainObjPtr vm,
+qemuDomainUpdateDeviceLive(virDomainObjPtr vm,
                            virDomainDeviceDefPtr dev,
                            virDomainPtr dom,
                            bool force)
@@ -7944,7 +7942,7 @@ qemuDomainUpdateDeviceLive(virConnectPtr conn,
     switch ((virDomainDeviceType) dev->type) {
     case VIR_DOMAIN_DEVICE_DISK:
         qemuDomainObjCheckDiskTaint(driver, vm, dev->data.disk, NULL);
-        ret = qemuDomainChangeDiskLive(conn, vm, dev, driver, force);
+        ret = qemuDomainChangeDiskLive(vm, dev, driver, force);
         break;
     case VIR_DOMAIN_DEVICE_GRAPHICS:
         ret = qemuDomainChangeGraphics(driver, vm, dev->data.graphics);
@@ -7986,7 +7984,6 @@ qemuDomainUpdateDeviceLive(virConnectPtr conn,
 static int
 qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef,
                              virDomainDeviceDefPtr dev,
-                             virConnectPtr conn,
                              virCapsPtr caps,
                              unsigned int parse_flags,
                              virDomainXMLOptionPtr xmlopt)
@@ -8008,7 +8005,7 @@ qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef,
                            _("target %s already exists"), disk->dst);
             return -1;
         }
-        if (virDomainDiskTranslateSourcePool(conn, disk) < 0)
+        if (virDomainDiskTranslateSourcePool(disk) < 0)
             return -1;
         if (qemuCheckDiskConfig(disk, NULL) < 0)
             return -1;
@@ -8494,7 +8491,7 @@ qemuDomainAttachDeviceLiveAndConfig(virConnectPtr conn,
 
         if (virDomainDefCompatibleDevice(vmdef, dev) < 0)
             goto cleanup;
-        if ((ret = qemuDomainAttachDeviceConfig(vmdef, dev, conn, caps,
+        if ((ret = qemuDomainAttachDeviceConfig(vmdef, dev, caps,
                                                 parse_flags,
                                                 driver->xmlopt)) < 0)
             goto cleanup;
@@ -8654,7 +8651,7 @@ static int qemuDomainUpdateDeviceFlags(virDomainPtr dom,
         if (virDomainDefCompatibleDevice(vm->def, dev_copy) < 0)
             goto endjob;
 
-        if ((ret = qemuDomainUpdateDeviceLive(dom->conn, vm, dev_copy, dom, force)) < 0)
+        if ((ret = qemuDomainUpdateDeviceLive(vm, dev_copy, dom, force)) < 0)
             goto endjob;
         /*
          * update domain status forcibly because the domain status may be
@@ -14229,8 +14226,7 @@ qemuDomainSnapshotPrepareDiskExternalActive(virDomainSnapshotDiskDefPtr snapdisk
 
 
 static int
-qemuDomainSnapshotPrepareDiskExternal(virConnectPtr conn,
-                                      virDomainDiskDefPtr disk,
+qemuDomainSnapshotPrepareDiskExternal(virDomainDiskDefPtr disk,
                                       virDomainSnapshotDiskDefPtr snapdisk,
                                       bool active,
                                       bool reuse)
@@ -14238,11 +14234,11 @@ qemuDomainSnapshotPrepareDiskExternal(virConnectPtr conn,
     int ret = -1;
     struct stat st;
 
-    if (qemuTranslateSnapshotDiskSourcePool(conn, snapdisk) < 0)
+    if (qemuTranslateSnapshotDiskSourcePool(snapdisk) < 0)
         return -1;
 
     if (!active) {
-        if (virDomainDiskTranslateSourcePool(conn, disk) < 0)
+        if (virDomainDiskTranslateSourcePool(disk) < 0)
             return -1;
 
         if (qemuDomainSnapshotPrepareDiskExternalInactive(snapdisk, disk) < 0)
@@ -14284,8 +14280,7 @@ qemuDomainSnapshotPrepareDiskExternal(virConnectPtr conn,
 
 
 static int
-qemuDomainSnapshotPrepareDiskInternal(virConnectPtr conn,
-                                      virDomainDiskDefPtr disk,
+qemuDomainSnapshotPrepareDiskInternal(virDomainDiskDefPtr disk,
                                       bool active)
 {
     int actualType;
@@ -14294,7 +14289,7 @@ qemuDomainSnapshotPrepareDiskInternal(virConnectPtr conn,
     if (active)
         return 0;
 
-    if (virDomainDiskTranslateSourcePool(conn, disk) < 0)
+    if (virDomainDiskTranslateSourcePool(disk) < 0)
         return -1;
 
     actualType = virStorageSourceGetActualType(disk->src);
@@ -14343,8 +14338,7 @@ qemuDomainSnapshotPrepareDiskInternal(virConnectPtr conn,
 
 
 static int
-qemuDomainSnapshotPrepare(virConnectPtr conn,
-                          virDomainObjPtr vm,
+qemuDomainSnapshotPrepare(virDomainObjPtr vm,
                           virDomainSnapshotDefPtr def,
                           unsigned int *flags)
 {
@@ -14385,7 +14379,7 @@ qemuDomainSnapshotPrepare(virConnectPtr conn,
                 goto cleanup;
             }
 
-            if (qemuDomainSnapshotPrepareDiskInternal(conn, dom_disk,
+            if (qemuDomainSnapshotPrepareDiskInternal(dom_disk,
                                                       active) < 0)
                 goto cleanup;
 
@@ -14414,7 +14408,7 @@ qemuDomainSnapshotPrepare(virConnectPtr conn,
                 goto cleanup;
             }
 
-            if (qemuDomainSnapshotPrepareDiskExternal(conn, dom_disk, disk,
+            if (qemuDomainSnapshotPrepareDiskExternal(dom_disk, disk,
                                                       active, reuse) < 0)
                 goto cleanup;
 
@@ -15062,7 +15056,6 @@ qemuDomainSnapshotCreateXML(virDomainPtr domain,
                             const char *xmlDesc,
                             unsigned int flags)
 {
-    virConnectPtr conn = domain->conn;
     virQEMUDriverPtr driver = domain->conn->privateData;
     virDomainObjPtr vm = NULL;
     char *xml = NULL;
@@ -15241,7 +15234,7 @@ qemuDomainSnapshotCreateXML(virDomainPtr domain,
         }
         if (virDomainSnapshotAlignDisks(def, align_location,
                                         align_match) < 0 ||
-            qemuDomainSnapshotPrepare(conn, vm, def, &flags) < 0)
+            qemuDomainSnapshotPrepare(vm, def, &flags) < 0)
             goto endjob;
     }
 

src/qemu/qemu_hotplug.c

@@ -713,7 +713,7 @@ qemuDomainAttachDeviceDiskLive(virConnectPtr conn,
         goto cleanup;
     }
 
-    if (virDomainDiskTranslateSourcePool(conn, disk) < 0)
+    if (virDomainDiskTranslateSourcePool(disk) < 0)
         goto cleanup;
 
     if (qemuAddSharedDevice(driver, dev, vm->def->name) < 0)

src/qemu/qemu_process.c

@@ -5603,7 +5603,7 @@ qemuProcessPrepareDomainStorage(virConnectPtr conn,
         size_t idx = i - 1;
         virDomainDiskDefPtr disk = vm->def->disks[idx];
 
-        if (virDomainDiskTranslateSourcePool(conn, disk) < 0) {
+        if (virDomainDiskTranslateSourcePool(disk) < 0) {
             if (qemuDomainCheckDiskStartupPolicy(driver, vm, idx, cold_boot) < 0)
                 return -1;
 
@@ -7362,7 +7362,7 @@ qemuProcessReconnect(void *opaque)
         virDomainDiskDefPtr disk = obj->def->disks[i];
         virDomainDeviceDef dev;
 
-        if (virDomainDiskTranslateSourcePool(conn, disk) < 0)
+        if (virDomainDiskTranslateSourcePool(disk) < 0)
             goto error;
 
         /* backing chains need to be refreshed only if they could change */

tests/qemuxml2argvtest.c

@@ -429,6 +429,9 @@ testCompareXMLToArgv(const void *data)
     conn->secretDriver = &fakeSecretDriver;
     conn->storageDriver = &fakeStorageDriver;
 
+    virSetConnectSecret(conn);
+    virSetConnectStorage(conn);
+
     if (virQEMUCapsGet(info->qemuCaps, QEMU_CAPS_MONITOR_JSON))
         flags |= FLAG_JSON;
 
@@ -536,6 +539,8 @@ testCompareXMLToArgv(const void *data)
     virDomainChrSourceDefClear(&monitor_chr);
     virCommandFree(cmd);
     virObjectUnref(vm);
+    virSetConnectSecret(NULL);
+    virSetConnectStorage(NULL);
     virObjectUnref(conn);
     VIR_FREE(migrateURI);
     VIR_FREE(xml);