add: rawstor boilerplate

include/libvirt/libvirt-storage.h

@@ -326,6 +326,8 @@ typedef enum {
     VIR_CONNECT_LIST_STORAGE_POOLS_ZFS           = 1 << 17, /* (Since: 1.2.8) */
     VIR_CONNECT_LIST_STORAGE_POOLS_VSTORAGE      = 1 << 18, /* (Since: 3.1.0) */
     VIR_CONNECT_LIST_STORAGE_POOLS_ISCSI_DIRECT  = 1 << 19, /* (Since: 5.6.0) */
+
+    VIR_CONNECT_LIST_STORAGE_POOLS_RAWSTOR       = 1 << 20, /* (Since: 12.4.0) */
 } virConnectListAllStoragePoolsFlags;
 
 int                     virConnectListAllStoragePools(virConnectPtr conn,

meson.build

@@ -1113,6 +1113,8 @@ else
   libpcap_dep = dependency('', required: false)
 endif
 
+librawstor_dep = dependency('rawstor', required: get_option('storage_rawstor'))
+
 libssh_version = '0.8.1'
 if conf.has('WITH_REMOTE')
   libssh_dep = dependency('libssh', version: '>=' + libssh_version, required: get_option('libssh'))
@@ -1882,6 +1884,13 @@ if conf.has('WITH_LIBVIRTD')
     error('mpath storage driver is supported only on Linux and you must install libdevmapper')
   endif
 
+  if not get_option('storage_rawstor').disabled() and librawstor_dep.found()
+    use_storage = true
+    conf.set('WITH_STORAGE_RAWSTOR', 1)
+  elif get_option('storage_rawstor').enabled()
+    error('You must install the librawstor library & headers to compile libvirt')
+  endif
+
   if not get_option('storage_rbd').disabled() and rbd_dep.found()
     use_storage = true
     conf.set('WITH_STORAGE_RBD', 1)
@@ -2273,6 +2282,7 @@ storagedriver_summary = {
   'LVM': conf.has('WITH_STORAGE_LVM'),
   'mpath': conf.has('WITH_STORAGE_MPATH'),
   'NetFS': conf.has('WITH_STORAGE_FS'),
+  'Rawstor': conf.has('WITH_STORAGE_RAWSTOR'),
   'RBD': conf.has('WITH_STORAGE_RBD'),
   'SCSI': conf.has('WITH_STORAGE_SCSI'),
   'Virtuozzo storage': conf.has('WITH_STORAGE_VSTORAGE'),
@@ -2312,6 +2322,7 @@ libs_summary = {
   'libnl': libnl_dep,
   'libparted': libparted_dep,
   'libpcap': libpcap_dep,
+  'librawstor': librawstor_dep,
   'libssh': libssh_dep,
   'libssh2': libssh2_dep,
   'libutil': libutil_dep,

meson_options.txt

@@ -105,6 +105,7 @@ option('storage_iscsi', type: 'feature', value: 'auto', description: 'iscsi back
 option('storage_iscsi_direct', type: 'feature', value: 'auto', description: 'iscsi-direct backend for the storage driver')
 option('storage_lvm', type: 'feature', value: 'auto', description: 'LVM backend for the storage driver')
 option('storage_mpath', type: 'feature', value: 'auto', description: 'mpath backend for the storage driver')
+option('storage_rawstor', type: 'feature', value: 'auto', description: 'Rawstor backend for the storage driver')
 option('storage_rbd', type: 'feature', value: 'auto', description: 'RADOS Block Device backend for the storage driver')
 option('storage_scsi', type: 'feature', value: 'auto', description: 'SCSI backend for the storage driver')
 option('storage_vstorage', type: 'feature', value: 'auto', description: 'Virtuozzo storage backend for the storage driver')

src/conf/domain_conf.c

@@ -32792,6 +32792,7 @@ virDomainStorageSourceTranslateSourcePool(virStorageSource *src,
     case VIR_STORAGE_POOL_RBD:
     case VIR_STORAGE_POOL_SHEEPDOG:
     case VIR_STORAGE_POOL_GLUSTER:
+    case VIR_STORAGE_POOL_RAWSTOR:
     case VIR_STORAGE_POOL_LAST:
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                        _("using '%1$s' pools for backing 'volume' disks isn't yet supported"),

src/conf/storage_conf.c

@@ -55,7 +55,7 @@ VIR_ENUM_IMPL(virStoragePool,
               "dir", "fs", "netfs",
               "logical", "disk", "iscsi",
               "iscsi-direct", "scsi", "mpath",
-              "rbd", "sheepdog", "gluster",
+              "rawstor", "rbd", "sheepdog", "gluster",
               "zfs", "vstorage",
 );
 
@@ -230,6 +230,13 @@ static virStoragePoolTypeInfo poolTypeInfo[] = {
          .flags = (VIR_STORAGE_POOL_SOURCE_ADAPTER),
      },
     },
+    {.poolType = VIR_STORAGE_POOL_RAWSTOR,
+     .poolOptions = {
+         .flags = (VIR_STORAGE_POOL_SOURCE_HOST |
+                   VIR_STORAGE_POOL_SOURCE_NETWORK |
+                   VIR_STORAGE_POOL_SOURCE_NAME),
+      }
+    },
     {.poolType = VIR_STORAGE_POOL_RBD,
      .poolOptions = {
          .flags = (VIR_STORAGE_POOL_SOURCE_HOST |

src/conf/storage_conf.h

@@ -103,6 +103,7 @@ typedef enum {
     VIR_STORAGE_POOL_GLUSTER,  /* Gluster device */
     VIR_STORAGE_POOL_ZFS,      /* ZFS */
     VIR_STORAGE_POOL_VSTORAGE, /* Virtuozzo Storage */
+    VIR_STORAGE_POOL_RAWSTOR,  /* Rawstor device */
 
     VIR_STORAGE_POOL_LAST,
 } virStoragePoolType;
@@ -453,6 +454,7 @@ VIR_ENUM_DECL(virStoragePartedFs);
                  VIR_CONNECT_LIST_STORAGE_POOLS_ISCSI    | \
                  VIR_CONNECT_LIST_STORAGE_POOLS_SCSI     | \
                  VIR_CONNECT_LIST_STORAGE_POOLS_MPATH    | \
+                 VIR_CONNECT_LIST_STORAGE_POOLS_RAWSTOR  | \
                  VIR_CONNECT_LIST_STORAGE_POOLS_RBD      | \
                  VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG | \
                  VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER  | \

src/conf/virstorageobj.c

@@ -1468,6 +1468,7 @@ virStoragePoolObjSourceFindDuplicateCb(const void *payload,
         break;
 
     case VIR_STORAGE_POOL_ISCSI_DIRECT:
+    case VIR_STORAGE_POOL_RAWSTOR:
     case VIR_STORAGE_POOL_RBD:
     case VIR_STORAGE_POOL_LAST:
         break;
@@ -1948,6 +1949,8 @@ virStoragePoolObjMatch(virStoragePoolObj *obj,
                (obj->def->type == VIR_STORAGE_POOL_SCSI))    ||
               (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_MPATH) &&
                (obj->def->type == VIR_STORAGE_POOL_MPATH))   ||
+              (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_RAWSTOR) &&
+               (obj->def->type == VIR_STORAGE_POOL_RAWSTOR)) ||
               (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_RBD) &&
                (obj->def->type == VIR_STORAGE_POOL_RBD))     ||
               (MATCH(VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG) &&

src/libvirt-storage.c

@@ -93,6 +93,7 @@ virStoragePoolGetConnect(virStoragePoolPtr pool)
  * VIR_CONNECT_LIST_STORAGE_POOLS_ISCSI
  * VIR_CONNECT_LIST_STORAGE_POOLS_SCSI
  * VIR_CONNECT_LIST_STORAGE_POOLS_MPATH
+ * VIR_CONNECT_LIST_STORAGE_POOLS_RAWSTOR
  * VIR_CONNECT_LIST_STORAGE_POOLS_RBD
  * VIR_CONNECT_LIST_STORAGE_POOLS_SHEEPDOG
  * VIR_CONNECT_LIST_STORAGE_POOLS_GLUSTER

src/storage/meson.build

@@ -43,6 +43,10 @@ storage_backend_mpath_sources = [
   'storage_backend_mpath.c',
 ]
 
+storage_backend_rawstor_sources = [
+  'storage_backend_rawstor.c',
+]
+
 storage_backend_rbd_sources = [
   'storage_backend_rbd.c',
 ]
@@ -213,6 +217,19 @@ if conf.has('WITH_STORAGE_MPATH')
   }
 endif
 
+if conf.has('WITH_STORAGE_RAWSTOR')
+  virt_modules += {
+    'name': 'virt_storage_backend_rawstor',
+    'sources': [
+      files(storage_backend_rawstor_sources),
+    ],
+    'deps': [
+      librawstor_dep
+    ],
+    'install_dir': storage_backend_install_dir,
+  }
+endif
+
 if conf.has('WITH_STORAGE_RBD')
   virt_modules += {
     'name': 'virt_storage_backend_rbd',

src/storage/storage_backend.c

@@ -123,6 +123,9 @@ virStorageBackendDriversRegister(bool allbackends G_GNUC_UNUSED)
 #if WITH_STORAGE_DISK
     VIR_STORAGE_BACKEND_REGISTER(virStorageBackendDiskRegister, "disk");
 #endif
+#if WITH_STORAGE_RAWSTOR
+    VIR_STORAGE_BACKEND_REGISTER(virStorageBackendRawstorRegister, "rawstor");
+#endif
 #if WITH_STORAGE_RBD
     VIR_STORAGE_BACKEND_REGISTER(virStorageBackendRBDRegister, "rbd");
 #endif

src/storage/storage_backend_rawstor.c

@@ -0,0 +1,18 @@
+#include "storage_backend.h"
+#include "storage_backend_rawstor.h"
+
+
+static virStorageBackend virStorageBackendRawstor = {
+    .type = VIR_STORAGE_POOL_RAWSTOR,
+
+    // .refreshPool = virStorageBackendMyVhostRefreshPool,
+    // .createVol = virStorageBackendMyVhostCreateVol,
+    // ... остальные обработчики
+};
+
+
+int
+virStorageBackendRawstorRegister(void)
+{
+    return virStorageBackendRegister(&virStorageBackendRawstor);
+}

src/storage/storage_backend_rawstor.h

@@ -0,0 +1,23 @@
+/*
+ * storage_backend_iscsi.h: storage backend for iSCSI handling
+ *
+ * Copyright (C) 2025-2026 Vasily Stepanov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+int virStorageBackendRawstorRegister(void);

src/storage/storage_driver.c

@@ -1625,6 +1625,7 @@ storageVolLookupByPathCallback(virStoragePoolObj *obj,
             break;
 
         case VIR_STORAGE_POOL_GLUSTER:
+        case VIR_STORAGE_POOL_RAWSTOR:
         case VIR_STORAGE_POOL_RBD:
         case VIR_STORAGE_POOL_SHEEPDOG:
         case VIR_STORAGE_POOL_ZFS:

src/test/test_driver.c

@@ -7362,6 +7362,7 @@ testStorageVolumeTypeForPool(int pooltype)
     case VIR_STORAGE_POOL_ISCSI_DIRECT:
     case VIR_STORAGE_POOL_GLUSTER:
     case VIR_STORAGE_POOL_RBD:
+    case VIR_STORAGE_POOL_RAWSTOR:
         return VIR_STORAGE_VOL_NETWORK;
     case VIR_STORAGE_POOL_LOGICAL:
     case VIR_STORAGE_POOL_DISK:

tools/virsh-pool.c

@@ -1172,6 +1172,9 @@ cmdPoolList(vshControl *ctl, const vshCmd *cmd G_GNUC_UNUSED)
             case VIR_STORAGE_POOL_MPATH:
                 flags |= VIR_CONNECT_LIST_STORAGE_POOLS_MPATH;
                 break;
+            case VIR_STORAGE_POOL_RAWSTOR:
+                flags |= VIR_CONNECT_LIST_STORAGE_POOLS_RAWSTOR;
+                break;
             case VIR_STORAGE_POOL_RBD:
                 flags |= VIR_CONNECT_LIST_STORAGE_POOLS_RBD;
                 break;