-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
/*
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2012, 2014, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifndef _LUSTRE_CFG_H
#define _LUSTRE_CFG_H
+#include <libcfs/libcfs.h>
+#include <lustre/lustre_user.h>
+
+#ifdef __KERNEL__
+# include <obd_support.h>
+#else /* !__KERNEL__ */
+# include <malloc.h>
+# include <stdlib.h>
+#endif /* __KERNEL__ */
+
/** \defgroup cfg cfg
*
* @{
LCFG_POOL_REM = 0x00ce022, /**< remove an ost from a pool */
LCFG_POOL_DEL = 0x00ce023, /**< destroy an ost pool name */
LCFG_SET_LDLM_TIMEOUT = 0x00ce030, /**< set ldlm_timeout */
+ LCFG_PRE_CLEANUP = 0x00cf031, /**< call type-specific pre
+ * cleanup cleanup */
+ LCFG_SET_PARAM = 0x00ce032, /**< use set_param syntax to set
+ *a proc parameters */
+ LCFG_NODEMAP_ADD = 0x00ce040, /**< create a cluster */
+ LCFG_NODEMAP_DEL = 0x00ce041, /**< destroy a cluster */
+ LCFG_NODEMAP_ADD_RANGE = 0x00ce042, /**< add a nid range */
+ LCFG_NODEMAP_DEL_RANGE = 0x00ce043, /**< delete an nid range */
+ LCFG_NODEMAP_ADD_UIDMAP = 0x00ce044, /**< add a uidmap */
+ LCFG_NODEMAP_DEL_UIDMAP = 0x00ce045, /**< delete a uidmap */
+ LCFG_NODEMAP_ADD_GIDMAP = 0x00ce046, /**< add a gidmap */
+ LCFG_NODEMAP_DEL_GIDMAP = 0x00ce047, /**< delete a gidmap */
+ LCFG_NODEMAP_ACTIVATE = 0x00ce048, /**< activate cluster id mapping */
+ LCFG_NODEMAP_ADMIN = 0x00ce049, /**< allow cluster to use id 0 */
+ LCFG_NODEMAP_TRUSTED = 0x00ce050, /**< trust a clusters ids */
+ LCFG_NODEMAP_SQUASH_UID = 0x00ce051, /**< default map uid */
+ LCFG_NODEMAP_SQUASH_GID = 0x00ce052, /**< default map gid */
+ LCFG_NODEMAP_ADD_SHKEY = 0x00ce053, /**< add shared key to cluster */
+ LCFG_NODEMAP_DEL_SHKEY = 0x00ce054, /**< delete shared key from cluster */
+ LCFG_NODEMAP_TEST_NID = 0x00ce055, /**< test for nodemap membership */
+ LCFG_NODEMAP_TEST_ID = 0x00ce056, /**< test uid/gid mapping */
+ LCFG_NODEMAP_SET_FILESET = 0x00ce057, /**< set fileset */
+ LCFG_NODEMAP_DENY_UNKNOWN = 0x00ce058, /**< deny squashed nodemap users */
};
struct lustre_cfg_bufs {
};
struct lustre_cfg {
- __u32 lcfg_version;
- __u32 lcfg_command;
+ __u32 lcfg_version;
+ __u32 lcfg_command;
- __u32 lcfg_num;
- __u32 lcfg_flags;
- __u64 lcfg_nid;
- __u32 lcfg_nal; /* not used any more */
+ __u32 lcfg_num;
+ __u32 lcfg_flags;
+ __u64 lcfg_nid;
+ __u32 lcfg_nal; /* not used any more */
- __u32 lcfg_bufcount;
- __u32 lcfg_buflens[0];
+ __u32 lcfg_bufcount;
+ __u32 lcfg_buflens[0];
};
enum cfg_record_type {
lustre_cfg_bufs_set_string(bufs, 0, name);
}
-static inline void *lustre_cfg_buf(struct lustre_cfg *lcfg, int index)
+static inline void *lustre_cfg_buf(struct lustre_cfg *lcfg, __u32 index)
{
- int i;
- int offset;
- int bufcount;
- LASSERT (lcfg != NULL);
- LASSERT (index >= 0);
+ __u32 i;
+ size_t offset;
+ __u32 bufcount;
+ LASSERT (lcfg != NULL);
bufcount = lcfg->lcfg_bufcount;
if (index >= bufcount)
static inline void lustre_cfg_bufs_init(struct lustre_cfg_bufs *bufs,
struct lustre_cfg *lcfg)
{
- int i;
+ __u32 i;
bufs->lcfg_bufcount = lcfg->lcfg_bufcount;
for (i = 0; i < bufs->lcfg_bufcount; i++) {
bufs->lcfg_buflen[i] = lcfg->lcfg_buflens[i];
}
}
-static inline char *lustre_cfg_string(struct lustre_cfg *lcfg, int index)
+static inline char *lustre_cfg_string(struct lustre_cfg *lcfg, __u32 index)
{
- char *s;
-
- if (!lcfg->lcfg_buflens[index])
- return NULL;
-
- s = lustre_cfg_buf(lcfg, index);
- if (!s)
- return NULL;
-
- /* make sure it's NULL terminated, even if this kills a char
- * of data. Try to use the padding first though.
- */
- if (s[lcfg->lcfg_buflens[index] - 1] != '\0') {
- int last = min((int)lcfg->lcfg_buflens[index],
- cfs_size_round(lcfg->lcfg_buflens[index]) - 1);
- char lost = s[last];
- s[last] = '\0';
- if (lost != '\0') {
- CWARN("Truncated buf %d to '%s' (lost '%c'...)\n",
- index, s, lost);
- }
- }
- return s;
+ char *s;
+
+ if (lcfg->lcfg_buflens[index] == 0)
+ return NULL;
+
+ s = lustre_cfg_buf(lcfg, index);
+ if (s == NULL)
+ return NULL;
+
+ /*
+ * make sure it's NULL terminated, even if this kills a char
+ * of data. Try to use the padding first though.
+ */
+ if (s[lcfg->lcfg_buflens[index] - 1] != '\0') {
+ size_t last = cfs_size_round(lcfg->lcfg_buflens[index]) - 1;
+ char lost;
+
+ /* Use the smaller value */
+ if (last > lcfg->lcfg_buflens[index])
+ last = lcfg->lcfg_buflens[index];
+
+ lost = s[last];
+ s[last] = '\0';
+ if (lost != '\0') {
+ CWARN("Truncated buf %d to '%s' (lost '%c'...)\n",
+ index, s, lost);
+ }
+ }
+ return s;
}
-static inline int lustre_cfg_len(__u32 bufcount, __u32 *buflens)
+static inline __u32 lustre_cfg_len(__u32 bufcount, __u32 *buflens)
{
- int i;
- int len;
+ __u32 i;
+ __u32 len;
ENTRY;
len = LCFG_HDR_SIZE(bufcount);
RETURN(cfs_size_round(len));
}
-
-#include <obd_support.h>
+static inline void lustre_cfg_init(struct lustre_cfg *lcfg, int cmd,
+ struct lustre_cfg_bufs *bufs)
+{
+ char *ptr;
+ __u32 i;
+
+ lcfg->lcfg_version = LUSTRE_CFG_VERSION;
+ lcfg->lcfg_command = cmd;
+ lcfg->lcfg_bufcount = bufs->lcfg_bufcount;
+
+ ptr = (char *)lcfg + LCFG_HDR_SIZE(lcfg->lcfg_bufcount);
+ for (i = 0; i < lcfg->lcfg_bufcount; i++) {
+ lcfg->lcfg_buflens[i] = bufs->lcfg_buflen[i];
+ LOGL((char *)bufs->lcfg_buf[i], bufs->lcfg_buflen[i], ptr);
+ }
+}
static inline struct lustre_cfg *lustre_cfg_new(int cmd,
- struct lustre_cfg_bufs *bufs)
+ struct lustre_cfg_bufs *bufs)
{
- struct lustre_cfg *lcfg;
- char *ptr;
- int i;
-
- ENTRY;
+ struct lustre_cfg *lcfg;
- OBD_ALLOC(lcfg, lustre_cfg_len(bufs->lcfg_bufcount,
- bufs->lcfg_buflen));
- if (!lcfg)
- RETURN(ERR_PTR(-ENOMEM));
+#ifdef __KERNEL__
+ OBD_ALLOC(lcfg, lustre_cfg_len(bufs->lcfg_bufcount, bufs->lcfg_buflen));
+#else /* !__KERNEL__ */
+ lcfg = malloc(lustre_cfg_len(bufs->lcfg_bufcount, bufs->lcfg_buflen));
+#endif /* __KERNEL__ */
- lcfg->lcfg_version = LUSTRE_CFG_VERSION;
- lcfg->lcfg_command = cmd;
- lcfg->lcfg_bufcount = bufs->lcfg_bufcount;
+ if (lcfg != NULL)
+ lustre_cfg_init(lcfg, cmd, bufs);
- ptr = (char *)lcfg + LCFG_HDR_SIZE(lcfg->lcfg_bufcount);
- for (i = 0; i < lcfg->lcfg_bufcount; i++) {
- lcfg->lcfg_buflens[i] = bufs->lcfg_buflen[i];
- LOGL((char *)bufs->lcfg_buf[i], bufs->lcfg_buflen[i], ptr);
- }
- RETURN(lcfg);
+ return lcfg;
}
static inline void lustre_cfg_free(struct lustre_cfg *lcfg)
{
- int len;
-
- len = lustre_cfg_len(lcfg->lcfg_bufcount, lcfg->lcfg_buflens);
-
- OBD_FREE(lcfg, len);
- EXIT;
- return;
+#ifdef __KERNEL__
+ OBD_FREE(lcfg, lustre_cfg_len(lcfg->lcfg_bufcount, lcfg->lcfg_buflens));
+#else /* ! __KERNEL__ */
+ free(lcfg);
+#endif /* __KERNEL__ */
}
-static inline int lustre_cfg_sanity_check(void *buf, int len)
+static inline int lustre_cfg_sanity_check(void *buf, size_t len)
{
struct lustre_cfg *lcfg = (struct lustre_cfg *)buf;
ENTRY;
if (lcfg->lcfg_version != LUSTRE_CFG_VERSION)
RETURN(-EINVAL);
-
+
if (lcfg->lcfg_bufcount >= LUSTRE_CFG_MAX_BUFCOUNT)
RETURN(-EINVAL);
RETURN(0);
}
-#include <lustre/lustre_user.h>
-
-#define INVALID_UID (-1)
-
/** @} cfg */
-#endif // _LUSTRE_CFG_H
+#endif /* _LUSTRE_CFG_H */