cephfs: implementation of mkdirs

Signed-off-by: Damien <maitredede@gmail.com>

cephfs/makedirs.go

@@ -0,0 +1,31 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package cephfs
+
+/*
+#cgo LDFLAGS: -lcephfs
+#cgo CPPFLAGS: -D_FILE_OFFSET_BITS=64
+#include <stdlib.h>
+#include <cephfs/libcephfs.h>
+*/
+import "C"
+
+import (
+	"unsafe"
+)
+
+// MakeDirs creates multiple directories at once.
+//
+// Implements:
+//	int ceph_mkdirs(struct ceph_mount_info *cmount, const char *path, mode_t mode);
+func (mount *MountInfo) MakeDirs(path string, mode uint32) error {
+	if err := mount.validate(); err != nil {
+		return err
+	}
+	cPath := C.CString(path)
+	defer C.free(unsafe.Pointer(cPath))
+
+	ret := C.ceph_mkdirs(mount.mount, cPath, C.mode_t(mode))
+	return getError(ret)
+}

cephfs/makedirs_test.go

@@ -0,0 +1,30 @@
+//go:build ceph_preview
+// +build ceph_preview
+
+package cephfs
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMakeDirs(t *testing.T) {
+	mount := fsConnect(t)
+	defer fsDisconnect(t, mount)
+
+	dir1 := "/base/sub/way"
+	err := mount.MakeDirs(dir1, 0755)
+	assert.NoError(t, err)
+	defer func() {
+		assert.NoError(t, mount.RemoveDir("/base/sub/way"))
+		assert.NoError(t, mount.RemoveDir("/base/sub"))
+		assert.NoError(t, mount.RemoveDir("/base"))
+	}()
+
+	dir, err := mount.OpenDir(dir1)
+	assert.NoError(t, err)
+	assert.NotNil(t, dir)
+	err = dir.Close()
+	assert.NoError(t, err)
+}

docs/api-status.json

@@ -319,6 +319,12 @@
         "comment": "SelectFilesystem selects a file system to be mounted. If the ceph cluster\nsupports more than one cephfs this optional function selects which one to\nuse. Can only be called prior to calling Mount. The name of the file system\nis not validated by this call - if the supplied file system name is not\nvalid then only the subsequent mount call will fail.\n\nImplements:\n int ceph_select_filesystem(struct ceph_mount_info *cmount, const char *fs_name);\n",
         "added_in_version": "v0.20.0",
         "expected_stable_version": "v0.22.0"
+      },
+      {
+        "name": "MountInfo.MakeDirs",
+        "comment": "MakeDirs creates multiple directories at once.\n\nImplements:\n\n\tint ceph_mkdirs(struct ceph_mount_info *cmount, const char *path, mode_t mode);\n",
+        "added_in_version": "$NEXT_RELEASE",
+        "expected_stable_version": "$NEXT_RELEASE_STABLE"
       }
     ]
   },

docs/api-status.md

@@ -9,6 +9,7 @@
 Name | Added in Version | Expected Stable Version | 
 ---- | ---------------- | ----------------------- | 
 MountInfo.SelectFilesystem | v0.20.0 | v0.22.0 | 
+MountInfo.MakeDirs | $NEXT_RELEASE | $NEXT_RELEASE_STABLE | 
 
 ## Package: cephfs/admin