diff --git a/pkg/hostman/guestfs/fsdriver/alma.go b/pkg/hostman/guestfs/fsdriver/alma.go
new file mode 100644
index 0000000000..7d320652e7
--- /dev/null
+++ b/pkg/hostman/guestfs/fsdriver/alma.go
@@ -0,0 +1,74 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fsdriver
+
+import (
+	"strings"
+
+	"yunion.io/x/jsonutils"
+
+	"yunion.io/x/onecloud/pkg/cloudcommon/types"
+	deployapi "yunion.io/x/onecloud/pkg/hostman/hostdeployer/apis"
+)
+
+type SAlmaRootFs struct {
+	*sRedhatLikeRootFs
+}
+
+func NewAlmaLinuxRootFs(part IDiskPartition) IRootFsDriver {
+	return &SAlmaRootFs{sRedhatLikeRootFs: newRedhatLikeRootFs(part)}
+}
+
+func (d *SAlmaRootFs) GetName() string {
+	return "AlmaLinux"
+}
+
+func (d *SAlmaRootFs) String() string {
+	return "AlmaRootFs"
+}
+
+func (d *SAlmaRootFs) RootSignatures() []string {
+	sig := d.sLinuxRootFs.RootSignatures()
+	return append([]string{"/etc/sysconfig/network", "/etc/almalinux-release"}, sig...)
+}
+
+func (d *SAlmaRootFs) GetReleaseInfo(rootFs IDiskPartition) *deployapi.ReleaseInfo {
+	rel, _ := rootFs.FileGetContents("/etc/almalinux-release", false)
+	var version string
+	if len(rel) > 0 {
+		dat := strings.Split(string(rel), " ")
+		if len(dat) > 2 {
+			version = dat[2]
+		}
+	}
+	return deployapi.NewReleaseInfo(d.GetName(), version, d.GetArch(rootFs))
+}
+
+func (d *SAlmaRootFs) DeployNetworkingScripts(rootFs IDiskPartition, nics []*types.SServerNic) error {
+	relInfo := d.GetReleaseInfo(rootFs)
+	if err := d.sRedhatLikeRootFs.deployNetworkingScripts(rootFs, nics, relInfo); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (c *SAlmaRootFs) EnableSerialConsole(rootFs IDiskPartition, sysInfo *jsonutils.JSONDict) error {
+	return c.enableSerialConsoleSystemd(rootFs)
+}
+
+func (c *SAlmaRootFs) DisableSerialConsole(rootFs IDiskPartition) error {
+	c.disableSerialConsoleSystemd(rootFs)
+	return nil
+}
diff --git a/pkg/hostman/guestfs/fsdriver/drivers.go b/pkg/hostman/guestfs/fsdriver/drivers.go
index c5ce353bd2..5acbb38092 100644
--- a/pkg/hostman/guestfs/fsdriver/drivers.go
+++ b/pkg/hostman/guestfs/fsdriver/drivers.go
@@ -38,7 +38,8 @@ func GetRootfsDrivers() []newRootFsDriverFunc {
 func Init(cloudrootDir string) error {
 	linuxFsDrivers := []newRootFsDriverFunc{
 		NewFangdeRootFs, NewUnionOSRootFs,
-		NewAnolisRootFs, NewRockyRootFs,
+		NewAnolisRootFs, NewRockyRootFs, NewOpenCloudOsRootFs, NewAlmaLinuxRootFs,
+		NewOpenKylinRootfs, NewUOSDesktopRootfs,
 		NewGalaxyKylinRootFs, NewNeoKylinRootFs,
 		NewFangdeDeskRootfs, NewUKylinRootfs,
 		NewCentosRootFs, NewFedoraRootFs,
diff --git a/pkg/hostman/guestfs/fsdriver/opencloudos.go b/pkg/hostman/guestfs/fsdriver/opencloudos.go
new file mode 100644
index 0000000000..9baf7c66bf
--- /dev/null
+++ b/pkg/hostman/guestfs/fsdriver/opencloudos.go
@@ -0,0 +1,74 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fsdriver
+
+import (
+	"strings"
+
+	"yunion.io/x/jsonutils"
+
+	"yunion.io/x/onecloud/pkg/cloudcommon/types"
+	deployapi "yunion.io/x/onecloud/pkg/hostman/hostdeployer/apis"
+)
+
+type SOpenCloudOsRootFs struct {
+	*sRedhatLikeRootFs
+}
+
+func NewOpenCloudOsRootFs(part IDiskPartition) IRootFsDriver {
+	return &SOpenCloudOsRootFs{sRedhatLikeRootFs: newRedhatLikeRootFs(part)}
+}
+
+func (d *SOpenCloudOsRootFs) GetName() string {
+	return "OpenCloudOS"
+}
+
+func (d *SOpenCloudOsRootFs) String() string {
+	return "OpenCloudOsRootFs"
+}
+
+func (d *SOpenCloudOsRootFs) RootSignatures() []string {
+	sig := d.sLinuxRootFs.RootSignatures()
+	return append([]string{"/etc/sysconfig/network", "/etc/opencloudos-release"}, sig...)
+}
+
+func (d *SOpenCloudOsRootFs) GetReleaseInfo(rootFs IDiskPartition) *deployapi.ReleaseInfo {
+	rel, _ := rootFs.FileGetContents("/etc/opencloudos-release", false)
+	var version string
+	if len(rel) > 0 {
+		dat := strings.Split(string(rel), " ")
+		if len(dat) > 1 {
+			version = dat[1]
+		}
+	}
+	return deployapi.NewReleaseInfo(d.GetName(), version, d.GetArch(rootFs))
+}
+
+func (d *SOpenCloudOsRootFs) DeployNetworkingScripts(rootFs IDiskPartition, nics []*types.SServerNic) error {
+	relInfo := d.GetReleaseInfo(rootFs)
+	if err := d.sRedhatLikeRootFs.deployNetworkingScripts(rootFs, nics, relInfo); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (c *SOpenCloudOsRootFs) EnableSerialConsole(rootFs IDiskPartition, sysInfo *jsonutils.JSONDict) error {
+	return c.enableSerialConsoleSystemd(rootFs)
+}
+
+func (c *SOpenCloudOsRootFs) DisableSerialConsole(rootFs IDiskPartition) error {
+	c.disableSerialConsoleSystemd(rootFs)
+	return nil
+}
diff --git a/pkg/hostman/guestfs/fsdriver/openkylin.go b/pkg/hostman/guestfs/fsdriver/openkylin.go
new file mode 100644
index 0000000000..1be2d4ce94
--- /dev/null
+++ b/pkg/hostman/guestfs/fsdriver/openkylin.go
@@ -0,0 +1,50 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fsdriver
+
+import (
+	deployapi "yunion.io/x/onecloud/pkg/hostman/hostdeployer/apis"
+)
+
+type SOpenKylinRootFs struct {
+	*SUbuntuRootFs
+}
+
+func NewOpenKylinRootfs(part IDiskPartition) IRootFsDriver {
+	return &SOpenKylinRootFs{SUbuntuRootFs: NewUbuntuRootFs(part).(*SUbuntuRootFs)}
+}
+
+func (d *SOpenKylinRootFs) GetName() string {
+	return "OpenKylin"
+}
+
+func (d *SOpenKylinRootFs) String() string {
+	return "OpenKylinRootFs"
+}
+
+func (d *SOpenKylinRootFs) RootSignatures() []string {
+	sig := d.sDebianLikeRootFs.RootSignatures()
+	return append([]string{"/etc/lsb-release", "/etc/kylin-build", "/etc/ukui-tablet-desktop.conf"}, sig...)
+}
+
+func (d *SOpenKylinRootFs) GetReleaseInfo(rootFs IDiskPartition) *deployapi.ReleaseInfo {
+	info := d.SUbuntuRootFs.GetReleaseInfo(rootFs)
+	info.Distro = d.GetName()
+	return info
+}
+
+func (d *SOpenKylinRootFs) AllowAdminLogin() bool {
+	return false
+}
diff --git a/pkg/hostman/guestfs/fsdriver/uosdesktop.go b/pkg/hostman/guestfs/fsdriver/uosdesktop.go
new file mode 100644
index 0000000000..801e14640f
--- /dev/null
+++ b/pkg/hostman/guestfs/fsdriver/uosdesktop.go
@@ -0,0 +1,50 @@
+// Copyright 2019 Yunion
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package fsdriver
+
+import (
+	deployapi "yunion.io/x/onecloud/pkg/hostman/hostdeployer/apis"
+)
+
+type SUOSDesktopRootFs struct {
+	*SUbuntuRootFs
+}
+
+func NewUOSDesktopRootfs(part IDiskPartition) IRootFsDriver {
+	return &SUOSDesktopRootFs{SUbuntuRootFs: NewUbuntuRootFs(part).(*SUbuntuRootFs)}
+}
+
+func (d *SUOSDesktopRootFs) GetName() string {
+	return "UOSDesktop"
+}
+
+func (d *SUOSDesktopRootFs) String() string {
+	return "UOSDesktopRootFs"
+}
+
+func (d *SUOSDesktopRootFs) RootSignatures() []string {
+	sig := d.sDebianLikeRootFs.RootSignatures()
+	return append([]string{"/etc/lsb-release", "/etc/deepin-version"}, sig...)
+}
+
+func (d *SUOSDesktopRootFs) GetReleaseInfo(rootFs IDiskPartition) *deployapi.ReleaseInfo {
+	info := d.SUbuntuRootFs.GetReleaseInfo(rootFs)
+	info.Distro = d.GetName()
+	return info
+}
+
+func (d *SUOSDesktopRootFs) AllowAdminLogin() bool {
+	return false
+}