From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 19:20:00 +0200 Subject: Adding upstream version 2:4.20.0+dfsg. Signed-off-by: Daniel Baumann --- source3/lib/sysquotas_xfs.c | 345 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 345 insertions(+) create mode 100644 source3/lib/sysquotas_xfs.c (limited to 'source3/lib/sysquotas_xfs.c') diff --git a/source3/lib/sysquotas_xfs.c b/source3/lib/sysquotas_xfs.c new file mode 100644 index 0000000..6b18487 --- /dev/null +++ b/source3/lib/sysquotas_xfs.c @@ -0,0 +1,345 @@ +/* + Unix SMB/CIFS implementation. + System QUOTA function wrappers for XFS + Copyright (C) Stefan (metze) Metzmacher 2003 + + 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 3 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. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + + +#include "includes.h" + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_QUOTA + +#if defined(HAVE_SYS_QUOTAS) && defined(HAVE_XFS_QUOTAS) + +#ifdef HAVE_SYS_QUOTA_H +#include +#endif + +/* this one should actually come from glibc: */ +/* #include "samba_linux_quota.h" */ + +#ifdef HAVE_XFS_XQM_H +#include +#endif + +#define HAVE_GROUP_QUOTA + +/* on IRIX */ +#ifndef Q_XQUOTAON +#define Q_XQUOTAON Q_QUOTAON +#endif /* Q_XQUOTAON */ +#ifndef Q_XQUOTAOFF +#define Q_XQUOTAOFF Q_QUOTAOFF +#endif /* Q_XQUOTAOFF */ +#ifndef Q_XGETQSTAT +#define Q_XGETQSTAT Q_GETQSTAT +#endif /* Q_XGETQSTAT */ + +/* currently doesn't support Group and Project quotas on IRIX + */ + +#ifndef QCMD +#define QCMD(x,y) x +#endif + +/* + * IRIX has BBSIZE in + */ +#ifndef BBSHIFT +#define BBSHIFT 9 +#endif /* BBSHIFT */ +#ifndef BBSIZE +#define BBSIZE (1<qtype = qtype; + + switch (qtype) { + case SMB_USER_QUOTA_TYPE: + DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n", + path, bdev, (unsigned)id.uid)); + + ret=quotactl(QCMD(Q_XGETQUOTA,USRQUOTA), bdev, id.uid, (caddr_t)&D); + /* XFS fails with ENOENT if the user has no + * quota. Our protocol in that case is to + * succeed and return 0 as quota. + */ + if (ret != 0 && errno != ENOENT) { + return ret; + } + + ret = 0; + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_QUOTA_TYPE: + DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n", + path, bdev, (unsigned)id.gid)); + + ret=quotactl(QCMD(Q_XGETQUOTA,GRPQUOTA), bdev, id.gid, (caddr_t)&D); + /* XFS fails with ENOENT if the user has no + * quota. Our protocol in that case is to + * succeed and return 0 as quota. + */ + if (ret != 0 && errno != ENOENT) { + return ret; + } + break; +#endif /* HAVE_GROUP_QUOTA */ + case SMB_USER_FS_QUOTA_TYPE: + DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n", + path, bdev, (unsigned)id.uid)); + + quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (caddr_t)&F); + + if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) { + qflags |= QUOTAS_DENY_DISK; + } + else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) { + qflags |= QUOTAS_ENABLED; + } + + ret = 0; + + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_FS_QUOTA_TYPE: + DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n", + path, bdev, (unsigned)id.gid)); + + quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F); + + if (F.qs_flags & XFS_QUOTA_GDQ_ENFD) { + qflags |= QUOTAS_DENY_DISK; + } + else if (F.qs_flags & XFS_QUOTA_GDQ_ACCT) { + qflags |= QUOTAS_ENABLED; + } + + ret = 0; + + break; +#endif /* HAVE_GROUP_QUOTA */ + default: + errno = ENOSYS; + return -1; + } + + dp->bsize = bsize; + dp->softlimit = (uint64_t)D.d_blk_softlimit; + dp->hardlimit = (uint64_t)D.d_blk_hardlimit; + dp->ihardlimit = (uint64_t)D.d_ino_hardlimit; + dp->isoftlimit = (uint64_t)D.d_ino_softlimit; + dp->curinodes = (uint64_t)D.d_icount; + dp->curblocks = (uint64_t)D.d_bcount; + dp->qflags = qflags; + + return ret; +} + +/**************************************************************************** + Abstract out the XFS Quota Manager quota set call. +****************************************************************************/ +int sys_set_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp) +{ + int ret = -1; + uint32_t qflags = 0; + uint64_t bsize = (uint64_t)BBSIZE; + struct fs_disk_quota D; + struct fs_quota_stat F; + int q_on = 0; + int q_off = 0; + ZERO_STRUCT(D); + ZERO_STRUCT(F); + + if (!bdev||!dp) + smb_panic("sys_set_xfs_quota: called with NULL pointer"); + + if (bsize == dp->bsize) { + D.d_blk_softlimit = dp->softlimit; + D.d_blk_hardlimit = dp->hardlimit; + } else { + D.d_blk_softlimit = (dp->softlimit*dp->bsize)/bsize; + D.d_blk_hardlimit = (dp->hardlimit*dp->bsize)/bsize; + } + D.d_ino_hardlimit = dp->ihardlimit; + D.d_ino_softlimit = dp->isoftlimit; + + qflags = dp->qflags; + + switch (qtype) { + case SMB_USER_QUOTA_TYPE: + DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n", + path, bdev, (unsigned)id.uid)); + + D.d_fieldmask |= FS_DQ_LIMIT_MASK; + ret = quotactl(QCMD(Q_XSETQLIM,USRQUOTA), bdev, id.uid, (caddr_t)&D); + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_QUOTA_TYPE: + DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n", + path, bdev, (unsigned)id.gid)); + + D.d_fieldmask |= FS_DQ_LIMIT_MASK; + ret = quotactl(QCMD(Q_XSETQLIM,GRPQUOTA), bdev, id.gid, (caddr_t)&D); + break; +#endif /* HAVE_GROUP_QUOTA */ + case SMB_USER_FS_QUOTA_TYPE: + DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n", + path, bdev, (unsigned)id.uid)); + + quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (caddr_t)&F); + + if (qflags & QUOTAS_DENY_DISK) { + if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD)) + q_on |= XFS_QUOTA_UDQ_ENFD; + if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT)) + q_on |= XFS_QUOTA_UDQ_ACCT; + + if (q_on != 0) { + ret = quotactl(QCMD(Q_XQUOTAON,USRQUOTA),bdev, -1, (caddr_t)&q_on); + } else { + ret = 0; + } + + } else if (qflags & QUOTAS_ENABLED) { + if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) + q_off |= XFS_QUOTA_UDQ_ENFD; + + if (q_off != 0) { + ret = quotactl(QCMD(Q_XQUOTAOFF,USRQUOTA),bdev, -1, (caddr_t)&q_off); + } else { + ret = 0; + } + + if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT)) + q_on |= XFS_QUOTA_UDQ_ACCT; + + if (q_on != 0) { + ret = quotactl(QCMD(Q_XQUOTAON,USRQUOTA),bdev, -1, (caddr_t)&q_on); + } else { + ret = 0; + } + } else { +#if 0 + /* Switch on XFS_QUOTA_UDQ_ACCT didn't work! + * only swittching off XFS_QUOTA_UDQ_ACCT work + */ + if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) + q_off |= XFS_QUOTA_UDQ_ENFD; + if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) + q_off |= XFS_QUOTA_UDQ_ACCT; + + if (q_off !=0) { + ret = quotactl(QCMD(Q_XQUOTAOFF,USRQUOTA),bdev, -1, (caddr_t)&q_off); + } else { + ret = 0; + } +#else + ret = -1; +#endif + } + + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_FS_QUOTA_TYPE: + DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n", + path, bdev, (unsigned)id.gid)); + + quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F); + + if (qflags & QUOTAS_DENY_DISK) { + if (!(F.qs_flags & XFS_QUOTA_GDQ_ENFD)) + q_on |= XFS_QUOTA_GDQ_ENFD; + if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT)) + q_on |= XFS_QUOTA_GDQ_ACCT; + + if (q_on != 0) { + ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on); + } else { + ret = 0; + } + + } else if (qflags & QUOTAS_ENABLED) { + if (F.qs_flags & XFS_QUOTA_GDQ_ENFD) + q_off |= XFS_QUOTA_GDQ_ENFD; + + if (q_off != 0) { + ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off); + } else { + ret = 0; + } + + if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT)) + q_on |= XFS_QUOTA_GDQ_ACCT; + + if (q_on != 0) { + ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on); + } else { + ret = 0; + } + } else { +#if 0 + /* Switch on XFS_QUOTA_UDQ_ACCT didn't work! + * only swittching off XFS_QUOTA_UDQ_ACCT work + */ + if (F.qs_flags & XFS_QUOTA_GDQ_ENFD) + q_off |= XFS_QUOTA_GDQ_ENFD; + if (F.qs_flags & XFS_QUOTA_GDQ_ACCT) + q_off |= XFS_QUOTA_GDQ_ACCT; + + if (q_off !=0) { + ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off); + } else { + ret = 0; + } +#else + ret = -1; +#endif + } + + break; +#endif /* HAVE_GROUP_QUOTA */ + default: + errno = ENOSYS; + return -1; + } + + return ret; +} + +#else /* HAVE_XFS_QUOTAS */ + void dummy_sysquotas_xfs(void); + + void dummy_sysquotas_xfs(void){} +#endif /* HAVE_XFS_QUOTAS */ -- cgit v1.2.3