LU-3341 mdt: HSM coordinator client interface

[fs/lustre-release.git] / lustre / include / lustre / lustreapi.h

diff --git a/lustre/include/lustre/lustreapi.h b/lustre/include/lustre/lustreapi.h
index 4bb4691..2639733 100644 (file)
--- a/lustre/include/lustre/lustreapi.h
+++ b/lustre/include/lustre/lustreapi.h
@@ -27,7 +27,7 @@
  * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2011, 2013, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -163,11 +163,14 @@ struct find_param {
         int                    *mdtindexes;
         int                     file_mdtindex;
 
-        int     lumlen;
-        struct  lov_user_mds_data *lmd;
+       int     lumlen;
+       struct  lov_user_mds_data *lmd;
 
         char poolname[LOV_MAXPOOLNAME + 1];
 
+       int                     fp_lmv_count;
+       struct lmv_user_md      *fp_lmv_md;
+
         unsigned long long stripesize;
         unsigned long long stripesize_units;
         unsigned long long stripecount;
@@ -186,12 +189,17 @@ extern int llapi_getstripe(char *path, struct find_param *param);
 extern int llapi_find(char *path, struct find_param *param);
 
 extern int llapi_file_fget_mdtidx(int fd, int *mdtidx);
+extern int llapi_dir_create_pool(const char *name, int flags, int stripe_offset,
+                                int stripe_count, int stripe_pattern,
+                                char *poolname);
+int llapi_direntry_remove(char *dname);
 extern int llapi_obd_statfs(char *path, __u32 type, __u32 index,
                      struct obd_statfs *stat_buf,
                      struct obd_uuid *uuid_buf);
 extern int llapi_ping(char *obd_type, char *obd_name);
 extern int llapi_target_check(int num_types, char **obd_types, char *dir);
 extern int llapi_file_get_lov_uuid(const char *path, struct obd_uuid *lov_uuid);
+extern int llapi_file_get_lmv_uuid(const char *path, struct obd_uuid *lmv_uuid);
 extern int llapi_file_fget_lov_uuid(int fd, struct obd_uuid *lov_uuid);
 extern int llapi_lov_get_uuids(int fd, struct obd_uuid *uuidp, int *ost_count);
 extern int llapi_lmv_get_uuids(int fd, struct obd_uuid *uuidp, int *mdt_count);
@@ -233,6 +241,9 @@ extern int llapi_fd2fid(const int fd, lustre_fid *fid);
 
 extern int llapi_get_version(char *buffer, int buffer_size, char **version);
 extern int llapi_get_data_version(int fd, __u64 *data_version, __u64 flags);
+extern int llapi_hsm_state_get(const char *path, struct hsm_user_state *hus);
+extern int llapi_hsm_state_set(const char *path, __u64 setmask, __u64 clearmask,
+                              __u32 archive_id);
 
 extern int llapi_create_volatile_idx(char *directory, int idx, int mode);
 static inline int llapi_create_volatile(char *directory, int mode)
@@ -241,6 +252,11 @@ static inline int llapi_create_volatile(char *directory, int mode)
 }
 
 
+extern int llapi_fswap_layouts(const int fd1, const int fd2,
+                              __u64 dv1, __u64 dv2, __u64 flags);
+extern int llapi_swap_layouts(const char *path1, const char *path2,
+                             __u64 dv1, __u64 dv2, __u64 flags);
+
 /* Changelog interface.  priv is private state, managed internally
    by these functions */
 #define CHANGELOG_FLAG_FOLLOW 0x01   /* Not yet implemented */
@@ -265,25 +281,30 @@ extern int llapi_changelog_clear(const char *mdtname, const char *idstr,
 /* HSM copytool interface.
  * priv is private state, managed internally by these functions
  */
-extern int llapi_hsm_copytool_start(void **priv, char *fsname, int flags,
+struct hsm_copytool_private;
+extern int llapi_hsm_copytool_start(struct hsm_copytool_private **priv,
+                                   char *fsname, int flags,
                                    int archive_count, int *archives);
-extern int llapi_hsm_copytool_fini(void **priv);
-extern int llapi_hsm_copytool_recv(void *priv, struct hsm_action_list **hal,
-                                  int *msgsize);
+extern int llapi_hsm_copytool_fini(struct hsm_copytool_private **priv);
+extern int llapi_hsm_copytool_recv(struct hsm_copytool_private *priv,
+                                  struct hsm_action_list **hal, int *msgsize);
 extern int llapi_hsm_copytool_free(struct hsm_action_list **hal);
 extern int llapi_hsm_copy_start(char *mnt, struct hsm_copy *copy,
                                const struct hsm_action_item *hai);
 extern int llapi_hsm_copy_end(char *mnt, struct hsm_copy *copy,
                              const struct hsm_progress *hp);
-extern int llapi_hsm_request(char *mnt, struct hsm_user_request *request);
 extern int llapi_hsm_progress(char *mnt, struct hsm_progress *hp);
-extern struct hsm_user_request *llapi_hsm_user_request_alloc(int itemcount,
-                                                            int data_len);
 extern int llapi_hsm_import(const char *dst, int archive, struct stat *st,
                            unsigned long long stripe_size, int stripe_offset,
                            int stripe_count, int stripe_pattern,
                            char *pool_name, lustre_fid *newfid);
 
+/* HSM user interface */
+extern struct hsm_user_request *llapi_hsm_user_request_alloc(int itemcount,
+                                                            int data_len);
+extern int llapi_hsm_request(char *mnt, struct hsm_user_request *request);
+extern int llapi_hsm_current_action(const char *path,
+                                   struct hsm_current_action *hca);
 /** @} llapi */
 
 #endif