Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 345 insertions, 0 deletions

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 <http://www.gnu.org/licenses/>.
+*/
+
+
+#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 <sys/quota.h> 
+#endif
+
+/* this one should actually come from glibc: */
+/* #include "samba_linux_quota.h" */
+
+#ifdef HAVE_XFS_XQM_H
+#include <xfs/xqm.h>
+#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 <sys/param.h>
+ */
+#ifndef BBSHIFT
+#define	BBSHIFT		9
+#endif /* BBSHIFT */
+#ifndef BBSIZE
+#define	BBSIZE		(1<<BBSHIFT)
+#endif /* BBSIZE */
+
+/****************************************************************************
+ Abstract out the XFS Quota Manager quota get call.
+****************************************************************************/
+int sys_get_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;
+	ZERO_STRUCT(D);
+	ZERO_STRUCT(F);
+
+	if (!bdev||!dp)
+		smb_panic("sys_get_xfs_quota: called with NULL pointer");
+		
+	ZERO_STRUCT(*dp);
+	dp->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 */