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_4A.c | 334 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 334 insertions(+) create mode 100644 source3/lib/sysquotas_4A.c (limited to 'source3/lib/sysquotas_4A.c') diff --git a/source3/lib/sysquotas_4A.c b/source3/lib/sysquotas_4A.c new file mode 100644 index 0000000..674c4ee --- /dev/null +++ b/source3/lib/sysquotas_4A.c @@ -0,0 +1,334 @@ +/* + Unix SMB/CIFS implementation. + System QUOTA function wrappers for QUOTACTL_4A + 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 + +#ifndef HAVE_SYS_QUOTAS +#ifdef HAVE_QUOTACTL_4A +#undef HAVE_QUOTACTL_4A +#endif +#endif + +#ifdef HAVE_QUOTACTL_4A +/* long quotactl(int cmd, char *special, qid_t id, caddr_t addr) */ +/* this is used by: HPUX,IRIX */ + +#ifdef HAVE_SYS_TYPES_H +#include +#endif + +#ifdef HAVE_ASM_TYPES_H +#include +#endif + +#ifdef HAVE_SYS_QUOTA_H +#include +#endif + +#ifndef Q_SETQLIM +#define Q_SETQLIM Q_SETQUOTA +#endif + +#ifndef QCMD +#define QCMD(x,y) x +#endif + +#ifndef QCMD +#define QCMD(x,y) x +#endif + +#ifdef GRPQUOTA +#define HAVE_GROUP_QUOTA +#endif + +#ifndef QUOTABLOCK_SIZE +#define QUOTABLOCK_SIZE DEV_BSIZE +#endif + +#ifdef HAVE_DQB_FSOFTLIMIT +#define dqb_isoftlimit dqb_fsoftlimit +#define dqb_ihardlimit dqb_fhardlimit +#define dqb_curinodes dqb_curfiles +#endif + +#ifdef INITQFNAMES +#define USERQUOTAFILE_EXTENSION ".user" +#else +#define USERQUOTAFILE_EXTENSION "" +#endif + +#if !defined(QUOTAFILENAME) && defined(QFILENAME) +#define QUOTAFILENAME QFILENAME +#endif + +/**************************************************************************** + Abstract out the quotactl_4A get calls. +****************************************************************************/ +int sys_get_vfs_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; + struct dqblk D; + uint64_t bsize = (uint64_t)QUOTABLOCK_SIZE; + + ZERO_STRUCT(D); + ZERO_STRUCT(*dp); + dp->qtype = qtype; + + switch (qtype) { + case SMB_USER_QUOTA_TYPE: + DEBUG(10,("sys_get_vfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n", + path, bdev, (unsigned)id.uid)); + + if ((ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), (caddr_t)bdev, id.uid, (void *)&D))&&errno != EDQUOT) { + return ret; + } + + ret = 0; + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_QUOTA_TYPE: + DEBUG(10,("sys_get_vfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n", + path, bdev, (unsigned)id.gid)); + + if ((ret = quotactl(QCMD(Q_GETQUOTA,GRPQUOTA), (caddr_t)bdev, id.gid, (void *)&D))&&errno != EDQUOT) { + return ret; + } + + ret = 0; + break; +#endif /* HAVE_GROUP_QUOTA */ + case SMB_USER_FS_QUOTA_TYPE: + id.uid = getuid(); + + DEBUG(10,("sys_get_vfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n", + path, (caddr_t)bdev, (unsigned)id.uid)); + + if ((ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), (caddr_t)bdev, id.uid, (void *)&D))==0) { + qflags |= QUOTAS_DENY_DISK; + } + + ret = 0; + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_FS_QUOTA_TYPE: + id.gid = getgid(); + + DEBUG(10,("sys_get_vfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n", + path, bdev, (unsigned)id.gid)); + + if ((ret = quotactl(QCMD(Q_GETQUOTA,GRPQUOTA), (caddr_t)bdev, id.gid, (void *)&D))==0) { + qflags |= QUOTAS_DENY_DISK; + } + + ret = 0; + break; +#endif /* HAVE_GROUP_QUOTA */ + default: + errno = ENOSYS; + return -1; + } + + dp->bsize = bsize; + dp->softlimit = (uint64_t)D.dqb_bsoftlimit; + dp->hardlimit = (uint64_t)D.dqb_bhardlimit; + dp->ihardlimit = (uint64_t)D.dqb_ihardlimit; + dp->isoftlimit = (uint64_t)D.dqb_isoftlimit; + dp->curinodes = (uint64_t)D.dqb_curinodes; + dp->curblocks = (uint64_t)D.dqb_curblocks; + + + dp->qflags = qflags; + + return ret; +} + +/**************************************************************************** + Abstract out the quotactl_4A set calls. +****************************************************************************/ +int sys_set_vfs_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; + uint32_t oldqflags = 0; + struct dqblk D; + uint64_t bsize = (uint64_t)QUOTABLOCK_SIZE; + + ZERO_STRUCT(D); + + if (bsize == dp->bsize) { + D.dqb_bsoftlimit = dp->softlimit; + D.dqb_bhardlimit = dp->hardlimit; + D.dqb_ihardlimit = dp->ihardlimit; + D.dqb_isoftlimit = dp->isoftlimit; + } else { + D.dqb_bsoftlimit = (dp->softlimit*dp->bsize)/bsize; + D.dqb_bhardlimit = (dp->hardlimit*dp->bsize)/bsize; + D.dqb_ihardlimit = (dp->ihardlimit*dp->bsize)/bsize; + D.dqb_isoftlimit = (dp->isoftlimit*dp->bsize)/bsize; + } + + qflags = dp->qflags; + + switch (qtype) { + case SMB_USER_QUOTA_TYPE: + DEBUG(10,("sys_set_vfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n", + path, bdev, (unsigned)id.uid)); + + ret = quotactl(QCMD(Q_SETQLIM,USRQUOTA), (caddr_t)bdev, id.uid, (void *)&D); + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_QUOTA_TYPE: + DEBUG(10,("sys_set_vfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n", + path, bdev, (unsigned)id.gid)); + + ret = quotactl(QCMD(Q_SETQLIM,GRPQUOTA), (caddr_t)bdev, id.gid, (void *)&D); + break; +#endif /* HAVE_GROUP_QUOTA */ + case SMB_USER_FS_QUOTA_TYPE: + /* this stuff didn't work as it should: + * switching on/off quota via quotactl() + * didn't work! + * So we just return 0 + * --metze + * + * On HPUX we didn't have the mount path, + * we need to fix sys_path_to_bdev() + * + */ + id.uid = getuid(); + DEBUG(10,("sys_set_vfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n", + path, bdev, (unsigned)id.uid)); + +#if 0 + ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), (caddr_t)bdev, id.uid, (void *)&D); + + if ((qflags"AS_DENY_DISK)||(qflags"AS_ENABLED)) { + if (ret == 0) { + char *quota_file = NULL; + + asprintf("a_file,"/%s/%s%s",path, QUOTAFILENAME,USERQUOTAFILE_EXTENSION); + if (quota_file == NULL) { + DEBUG(0,("asprintf() failed!\n")); + errno = ENOMEM; + return -1; + } + + ret = quotactl(QCMD(Q_QUOTAON,USRQUOTA), (caddr_t)bdev, -1,(void *)quota_file); + } else { + ret = 0; + } + } else { + if (ret != 0) { + /* turn off */ + ret = quotactl(QCMD(Q_QUOTAOFF,USRQUOTA), (caddr_t)bdev, -1, (void *)0); + } else { + ret = 0; + } + } + + DEBUG(0,("sys_set_vfs_quota: ret(%d) errno(%d)[%s] uid(%d) bdev[%s]\n", + ret,errno,strerror(errno),id.uid,bdev)); +#else + if ((ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), (caddr_t)bdev, id.uid, (void *)&D))==0) { + oldqflags |= QUOTAS_DENY_DISK; + } + + if (oldqflags == qflags) { + ret = 0; + } else { + ret = -1; + } +#endif + break; +#ifdef HAVE_GROUP_QUOTA + case SMB_GROUP_FS_QUOTA_TYPE: + /* this stuff didn't work as it should: + * switching on/off quota via quotactl() + * didn't work! + * So we just return 0 + * --metze + * + * On HPUX we didn't have the mount path, + * we need to fix sys_path_to_bdev() + * + */ + id.gid = getgid(); + DEBUG(10,("sys_set_vfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n", + path, bdev, (unsigned)id.gid)); + +#if 0 + ret = quotactl(QCMD(Q_GETQUOTA,GRPQUOTA), bdev, id, (void *)&D); + + if ((qflags"AS_DENY_DISK)||(qflags"AS_ENABLED)) { + if (ret == 0) { + char *quota_file = NULL; + + asprintf("a_file,"/%s/%s%s",path, QUOTAFILENAME,GROUPQUOTAFILE_EXTENSION); + if (quota_file == NULL) { + DEBUG(0,("asprintf() failed!\n")); + errno = ENOMEM; + return -1; + } + + ret = quotactl(QCMD(Q_QUOTAON,GRPQUOTA), (caddr_t)bdev, -1,(void *)quota_file); + } else { + ret = 0; + } + } else { + if (ret != 0) { + /* turn off */ + ret = quotactl(QCMD(Q_QUOTAOFF,GRPQUOTA), (caddr_t)bdev, -1, (void *)0); + } else { + ret = 0; + } + } + + DEBUG(0,("sys_set_vfs_quota: ret(%d) errno(%d)[%s] uid(%d) bdev[%s]\n", + ret,errno,strerror(errno),id.gid,bdev)); +#else + if ((ret = quotactl(QCMD(Q_GETQUOTA,GRPQUOTA), (caddr_t)bdev, id.gid, (void *)&D))==0) { + oldqflags |= QUOTAS_DENY_DISK; + } + + if (oldqflags == qflags) { + ret = 0; + } else { + ret = -1; + } +#endif + break; +#endif /* HAVE_GROUP_QUOTA */ + default: + errno = ENOSYS; + return -1; + } + + return ret; +} + +#else /* HAVE_QUOTACTL_4A */ + void dummy_sysquotas_4A(void); + + void dummy_sysquotas_4A(void){} +#endif /* HAVE_QUOTACTL_4A */ -- cgit v1.2.3