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/*
* XFS Filesystem Cluster
*
* Copyright (c) 2013 Red Hat.
* Copyright (c) 2004,2007 Silicon Graphics, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program 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 General Public License
* for more details.
*/
#include <sys/vfs.h>
#include <sys/quota.h>
#define XQM_CMD(x) (('X'<<8)+(x)) /* note: forms first QCMD argument */
#define XQM_COMMAND(x) (((x) & (0xff<<8)) == ('X'<<8)) /* test if for XFS */
#define XQM_PRJQUOTA 2
#define Q_XGETQUOTA XQM_CMD(3) /* get disk limits and usage */
#define Q_XGETQSTAT XQM_CMD(5) /* get quota subsystem status */
#define Q_XQUOTASYNC XQM_CMD(7) /* delalloc flush, updates dquots */
#define XFS_QUOTA_PDQ_ACCT (1<<4) /* project quota accounting */
#define XFS_QUOTA_PDQ_ENFD (1<<5) /* project quota limits enforcement */
#define FS_QSTAT_VERSION 1 /* fs_quota_stat.qs_version */
/*
* Some basic information about 'quota files'.
*/
typedef struct fs_qfilestat {
uint64_t qfs_ino; /* inode number */
uint64_t qfs_nblks; /* number of BBs 512-byte-blks */
uint32_t qfs_nextents; /* number of extents */
} fs_qfilestat_t;
typedef struct fs_quota_stat {
char qs_version; /* version number for future changes */
uint16_t qs_flags; /* XFS_QUOTA_{U,P,G}DQ_{ACCT,ENFD} */
char qs_pad; /* unused */
fs_qfilestat_t qs_uquota; /* user quota storage information */
fs_qfilestat_t qs_gquota; /* group quota storage information */
uint32_t qs_incoredqs; /* number of dquots incore */
int32_t qs_btimelimit; /* limit for blks timer */
int32_t qs_itimelimit; /* limit for inodes timer */
int32_t qs_rtbtimelimit;/* limit for rt blks timer */
uint16_t qs_bwarnlimit; /* limit for num warnings */
uint16_t qs_iwarnlimit; /* limit for num warnings */
} fs_quota_stat_t;
#define FS_DQUOT_VERSION 1 /* fs_disk_quota.d_version */
typedef struct fs_disk_quota {
char d_version; /* version of this structure */
char d_flags; /* XFS_{USER,PROJ,GROUP}_QUOTA */
uint16_t d_fieldmask; /* field specifier */
uint32_t d_id; /* user, project, or group ID */
uint64_t d_blk_hardlimit;/* absolute limit on disk blks */
uint64_t d_blk_softlimit;/* preferred limit on disk blks */
uint64_t d_ino_hardlimit;/* maximum # allocated inodes */
uint64_t d_ino_softlimit;/* preferred inode limit */
uint64_t d_bcount; /* # disk blocks owned by the user */
uint64_t d_icount; /* # inodes owned by the user */
int32_t d_itimer; /* zero if within inode limits */
int32_t d_btimer; /* similar to above; for disk blocks */
uint16_t d_iwarns; /* # warnings issued wrt num inodes */
uint16_t d_bwarns; /* # warnings issued wrt disk blocks */
int32_t d_padding2; /* padding2 - for future use */
uint64_t d_rtb_hardlimit;/* absolute limit on realtime blks */
uint64_t d_rtb_softlimit;/* preferred limit on RT disk blks */
uint64_t d_rtbcount; /* # realtime blocks owned */
int32_t d_rtbtimer; /* similar to above; for RT disk blks */
uint16_t d_rtbwarns; /* # warnings issued wrt RT disk blks */
int16_t d_padding3; /* padding3 - for future use */
char d_padding4[8]; /* yet more padding */
} fs_disk_quota_t;
typedef struct project {
int32_t space_time_left; /* seconds */
int32_t files_time_left; /* seconds */
uint64_t space_hard; /* blocks */
uint64_t space_soft; /* blocks */
uint64_t space_used; /* blocks */
uint64_t files_hard;
uint64_t files_soft;
uint64_t files_used;
} project_t;
/* Values for flags in filesys_t */
#define FSF_FETCHED (1U << 0)
#define FSF_QUOT_PROJ_ACC (1U << 1)
#define FSF_QUOT_PROJ_ENF (1U << 2)
typedef struct filesys {
int id;
unsigned int flags;
char *device;
char *path;
char *options;
struct statfs stats;
} filesys_t;
extern int refresh_filesys(pmInDom, pmInDom);
extern char *scan_filesys_options(const char *, const char *);
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