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655 lines
20 KiB
655 lines
20 KiB
/*-
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* Copyright (c) 2003-2010 Tim Kientzle
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer
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* in this position and unchanged.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "archive_platform.h"
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__FBSDID("$FreeBSD: head/lib/libarchive/archive_write_disk.c 201159 2009-12-29 05:35:40Z kientzle $");
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_ACL_H
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#define _ACL_PRIVATE /* For debugging */
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#include <sys/acl.h>
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#endif
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#if HAVE_DARWIN_ACL
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#include <membership.h>
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#endif
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#ifdef HAVE_ERRNO_H
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#include <errno.h>
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#endif
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#include "archive.h"
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#include "archive_entry.h"
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#include "archive_acl_private.h"
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#include "archive_write_disk_private.h"
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#if !HAVE_POSIX_ACL && !HAVE_NFS4_ACL
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/* Default empty function body to satisfy mainline code. */
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int
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archive_write_disk_set_acls(struct archive *a, int fd, const char *name,
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struct archive_acl *abstract_acl)
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{
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(void)a; /* UNUSED */
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(void)fd; /* UNUSED */
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(void)name; /* UNUSED */
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(void)abstract_acl; /* UNUSED */
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return (ARCHIVE_OK);
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}
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#else /* HAVE_POSIX_ACL || HAVE_NFS4_ACL */
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#if HAVE_SUN_ACL
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#define ARCHIVE_PLATFORM_ACL_TYPE_NFS4 ACE_T
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#elif HAVE_DARWIN_ACL
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#define ARCHIVE_PLATFORM_ACL_TYPE_NFS4 ACL_TYPE_EXTENDED
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#elif HAVE_ACL_TYPE_NFS4
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#define ARCHIVE_PLATFORM_ACL_TYPE_NFS4 ACL_TYPE_NFS4
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#endif
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static int set_acl(struct archive *, int fd, const char *,
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struct archive_acl *,
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acl_type_t, int archive_entry_acl_type, const char *tn);
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int
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archive_write_disk_set_acls(struct archive *a, int fd, const char *name,
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struct archive_acl *abstract_acl)
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{
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int ret = ARCHIVE_OK;
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#if !HAVE_DARWIN_ACL
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if ((archive_acl_types(abstract_acl)
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& ARCHIVE_ENTRY_ACL_TYPE_POSIX1E) != 0) {
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#if HAVE_SUN_ACL
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/* Solaris writes POSIX.1e access and default ACLs together */
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ret = set_acl(a, fd, name, abstract_acl, ACLENT_T,
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ARCHIVE_ENTRY_ACL_TYPE_POSIX1E, "posix1e");
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#else /* HAVE_POSIX_ACL */
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if ((archive_acl_types(abstract_acl)
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& ARCHIVE_ENTRY_ACL_TYPE_ACCESS) != 0) {
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ret = set_acl(a, fd, name, abstract_acl,
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ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_TYPE_ACCESS,
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"access");
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if (ret != ARCHIVE_OK)
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return (ret);
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}
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if ((archive_acl_types(abstract_acl)
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& ARCHIVE_ENTRY_ACL_TYPE_DEFAULT) != 0)
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ret = set_acl(a, fd, name, abstract_acl,
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ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_TYPE_DEFAULT,
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"default");
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#endif /* !HAVE_SUN_ACL */
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/* Simultaneous POSIX.1e and NFSv4 is not supported */
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return (ret);
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}
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#endif /* !HAVE_DARWIN_ACL */
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#if HAVE_NFS4_ACL
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if ((archive_acl_types(abstract_acl) &
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ARCHIVE_ENTRY_ACL_TYPE_NFS4) != 0) {
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ret = set_acl(a, fd, name, abstract_acl,
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ARCHIVE_PLATFORM_ACL_TYPE_NFS4,
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ARCHIVE_ENTRY_ACL_TYPE_NFS4, "nfs4");
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}
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#endif /* HAVE_NFS4_ACL */
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return (ret);
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}
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/*
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* Translate system ACL permissions into libarchive internal structure
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*/
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static const struct {
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const int archive_perm;
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const int platform_perm;
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} acl_perm_map[] = {
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#if HAVE_SUN_ACL /* Solaris NFSv4 ACL permissions */
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{ARCHIVE_ENTRY_ACL_EXECUTE, ACE_EXECUTE},
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{ARCHIVE_ENTRY_ACL_READ_DATA, ACE_READ_DATA},
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{ARCHIVE_ENTRY_ACL_LIST_DIRECTORY, ACE_LIST_DIRECTORY},
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{ARCHIVE_ENTRY_ACL_WRITE_DATA, ACE_WRITE_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_FILE, ACE_ADD_FILE},
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{ARCHIVE_ENTRY_ACL_APPEND_DATA, ACE_APPEND_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_SUBDIRECTORY, ACE_ADD_SUBDIRECTORY},
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{ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS, ACE_READ_NAMED_ATTRS},
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{ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS, ACE_WRITE_NAMED_ATTRS},
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{ARCHIVE_ENTRY_ACL_DELETE_CHILD, ACE_DELETE_CHILD},
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{ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES, ACE_READ_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES, ACE_WRITE_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_DELETE, ACE_DELETE},
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{ARCHIVE_ENTRY_ACL_READ_ACL, ACE_READ_ACL},
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{ARCHIVE_ENTRY_ACL_WRITE_ACL, ACE_WRITE_ACL},
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{ARCHIVE_ENTRY_ACL_WRITE_OWNER, ACE_WRITE_OWNER},
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{ARCHIVE_ENTRY_ACL_SYNCHRONIZE, ACE_SYNCHRONIZE}
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#elif HAVE_DARWIN_ACL /* MacOS ACL permissions */
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{ARCHIVE_ENTRY_ACL_READ_DATA, ACL_READ_DATA},
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{ARCHIVE_ENTRY_ACL_LIST_DIRECTORY, ACL_LIST_DIRECTORY},
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{ARCHIVE_ENTRY_ACL_WRITE_DATA, ACL_WRITE_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_FILE, ACL_ADD_FILE},
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{ARCHIVE_ENTRY_ACL_EXECUTE, ACL_EXECUTE},
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{ARCHIVE_ENTRY_ACL_DELETE, ACL_DELETE},
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{ARCHIVE_ENTRY_ACL_APPEND_DATA, ACL_APPEND_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_SUBDIRECTORY, ACL_ADD_SUBDIRECTORY},
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{ARCHIVE_ENTRY_ACL_DELETE_CHILD, ACL_DELETE_CHILD},
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{ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES, ACL_READ_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES, ACL_WRITE_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS, ACL_READ_EXTATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS, ACL_WRITE_EXTATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_READ_ACL, ACL_READ_SECURITY},
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{ARCHIVE_ENTRY_ACL_WRITE_ACL, ACL_WRITE_SECURITY},
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{ARCHIVE_ENTRY_ACL_WRITE_OWNER, ACL_CHANGE_OWNER},
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{ARCHIVE_ENTRY_ACL_SYNCHRONIZE, ACL_SYNCHRONIZE}
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#else /* POSIX.1e ACL permissions */
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{ARCHIVE_ENTRY_ACL_EXECUTE, ACL_EXECUTE},
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{ARCHIVE_ENTRY_ACL_WRITE, ACL_WRITE},
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{ARCHIVE_ENTRY_ACL_READ, ACL_READ},
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#if HAVE_ACL_TYPE_NFS4 /* FreeBSD NFSv4 ACL permissions */
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{ARCHIVE_ENTRY_ACL_READ_DATA, ACL_READ_DATA},
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{ARCHIVE_ENTRY_ACL_LIST_DIRECTORY, ACL_LIST_DIRECTORY},
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{ARCHIVE_ENTRY_ACL_WRITE_DATA, ACL_WRITE_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_FILE, ACL_ADD_FILE},
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{ARCHIVE_ENTRY_ACL_APPEND_DATA, ACL_APPEND_DATA},
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{ARCHIVE_ENTRY_ACL_ADD_SUBDIRECTORY, ACL_ADD_SUBDIRECTORY},
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{ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS, ACL_READ_NAMED_ATTRS},
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{ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS, ACL_WRITE_NAMED_ATTRS},
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{ARCHIVE_ENTRY_ACL_DELETE_CHILD, ACL_DELETE_CHILD},
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{ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES, ACL_READ_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES, ACL_WRITE_ATTRIBUTES},
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{ARCHIVE_ENTRY_ACL_DELETE, ACL_DELETE},
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{ARCHIVE_ENTRY_ACL_READ_ACL, ACL_READ_ACL},
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{ARCHIVE_ENTRY_ACL_WRITE_ACL, ACL_WRITE_ACL},
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{ARCHIVE_ENTRY_ACL_WRITE_OWNER, ACL_WRITE_OWNER},
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{ARCHIVE_ENTRY_ACL_SYNCHRONIZE, ACL_SYNCHRONIZE}
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#endif
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#endif /* !HAVE_SUN_ACL && !HAVE_DARWIN_ACL */
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};
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#if HAVE_NFS4_ACL
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/*
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* Translate system NFSv4 inheritance flags into libarchive internal structure
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*/
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static const struct {
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const int archive_inherit;
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const int platform_inherit;
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} acl_inherit_map[] = {
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#if HAVE_SUN_ACL /* Solaris NFSv4 inheritance flags */
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{ARCHIVE_ENTRY_ACL_ENTRY_FILE_INHERIT, ACE_FILE_INHERIT_ACE},
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{ARCHIVE_ENTRY_ACL_ENTRY_DIRECTORY_INHERIT, ACE_DIRECTORY_INHERIT_ACE},
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{ARCHIVE_ENTRY_ACL_ENTRY_NO_PROPAGATE_INHERIT, ACE_NO_PROPAGATE_INHERIT_ACE},
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERIT_ONLY, ACE_INHERIT_ONLY_ACE},
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{ARCHIVE_ENTRY_ACL_ENTRY_SUCCESSFUL_ACCESS, ACE_SUCCESSFUL_ACCESS_ACE_FLAG},
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{ARCHIVE_ENTRY_ACL_ENTRY_FAILED_ACCESS, ACE_FAILED_ACCESS_ACE_FLAG},
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERITED, ACE_INHERITED_ACE}
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#elif HAVE_DARWIN_ACL /* MacOS NFSv4 inheritance flags */
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERITED, ACL_ENTRY_INHERITED},
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{ARCHIVE_ENTRY_ACL_ENTRY_FILE_INHERIT, ACL_ENTRY_FILE_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_DIRECTORY_INHERIT, ACL_ENTRY_DIRECTORY_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_NO_PROPAGATE_INHERIT, ACL_ENTRY_LIMIT_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERIT_ONLY, ACL_ENTRY_ONLY_INHERIT}
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#else /* FreeBSD NFSv4 ACL inheritance flags */
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{ARCHIVE_ENTRY_ACL_ENTRY_FILE_INHERIT, ACL_ENTRY_FILE_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_DIRECTORY_INHERIT, ACL_ENTRY_DIRECTORY_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_NO_PROPAGATE_INHERIT, ACL_ENTRY_NO_PROPAGATE_INHERIT},
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERIT_ONLY, ACL_ENTRY_INHERIT_ONLY},
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{ARCHIVE_ENTRY_ACL_ENTRY_SUCCESSFUL_ACCESS, ACL_ENTRY_SUCCESSFUL_ACCESS},
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{ARCHIVE_ENTRY_ACL_ENTRY_FAILED_ACCESS, ACL_ENTRY_FAILED_ACCESS},
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{ARCHIVE_ENTRY_ACL_ENTRY_INHERITED, ACL_ENTRY_INHERITED}
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#endif /* !HAVE_SUN_ACL && !HAVE_DARWIN_ACL */
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};
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#endif /* HAVE_NFS4_ACL */
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static int
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set_acl(struct archive *a, int fd, const char *name,
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struct archive_acl *abstract_acl,
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acl_type_t acl_type, int ae_requested_type, const char *tname)
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{
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#if HAVE_SUN_ACL
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aclent_t *aclent;
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ace_t *ace;
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int e, r;
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acl_t *acl;
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#else
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acl_t acl;
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acl_entry_t acl_entry;
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acl_permset_t acl_permset;
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#if HAVE_ACL_TYPE_NFS4 || HAVE_DARWIN_ACL
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acl_flagset_t acl_flagset;
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#endif
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#endif /* HAVE_SUN_ACL */
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#if HAVE_ACL_TYPE_NFS4
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int r;
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#endif
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int ret;
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int ae_type, ae_permset, ae_tag, ae_id;
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#if HAVE_DARWIN_ACL
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uuid_t ae_uuid;
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#endif
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uid_t ae_uid;
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gid_t ae_gid;
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const char *ae_name;
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int entries;
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int i;
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ret = ARCHIVE_OK;
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entries = archive_acl_reset(abstract_acl, ae_requested_type);
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if (entries == 0)
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return (ARCHIVE_OK);
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#if HAVE_SUN_ACL
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acl = NULL;
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acl = malloc(sizeof(acl_t));
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if (acl == NULL) {
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archive_set_error(a, ARCHIVE_ERRNO_MISC,
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"Invalid ACL type");
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return (ARCHIVE_FAILED);
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}
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if (acl_type == ACE_T)
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acl->acl_entry_size = sizeof(ace_t);
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else if (acl_type == ACLENT_T)
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acl->acl_entry_size = sizeof(aclent_t);
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else {
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archive_set_error(a, ARCHIVE_ERRNO_MISC,
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"Invalid ACL type");
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acl_free(acl);
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return (ARCHIVE_FAILED);
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}
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acl->acl_type = acl_type;
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acl->acl_cnt = entries;
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acl->acl_aclp = malloc(entries * acl->acl_entry_size);
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if (acl->acl_aclp == NULL) {
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archive_set_error(a, errno,
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"Can't allocate memory for acl buffer");
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acl_free(acl);
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return (ARCHIVE_FAILED);
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}
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#else /* !HAVE_SUN_ACL */
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acl = acl_init(entries);
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if (acl == (acl_t)NULL) {
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archive_set_error(a, errno,
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"Failed to initialize ACL working storage");
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return (ARCHIVE_FAILED);
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}
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#endif /* !HAVE_SUN_ACL */
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#if HAVE_SUN_ACL
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e = 0;
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#endif
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while (archive_acl_next(a, abstract_acl, ae_requested_type, &ae_type,
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&ae_permset, &ae_tag, &ae_id, &ae_name) == ARCHIVE_OK) {
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#if HAVE_SUN_ACL
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ace = NULL;
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aclent = NULL;
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if (acl->acl_type == ACE_T) {
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ace = &((ace_t *)acl->acl_aclp)[e];
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ace->a_who = -1;
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ace->a_access_mask = 0;
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ace->a_flags = 0;
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} else {
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aclent = &((aclent_t *)acl->acl_aclp)[e];
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aclent->a_id = -1;
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aclent->a_type = 0;
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aclent->a_perm = 0;
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}
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#else /* !HAVE_SUN_ACL */
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#if HAVE_DARWIN_ACL
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/*
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* Mac OS doesn't support NFSv4 ACLs for
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* owner@, group@ and everyone@.
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* We skip any of these ACLs found.
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*/
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if (ae_tag == ARCHIVE_ENTRY_ACL_USER_OBJ ||
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ae_tag == ARCHIVE_ENTRY_ACL_GROUP_OBJ ||
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ae_tag == ARCHIVE_ENTRY_ACL_EVERYONE)
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continue;
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#endif
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if (acl_create_entry(&acl, &acl_entry) != 0) {
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archive_set_error(a, errno,
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"Failed to create a new ACL entry");
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ret = ARCHIVE_FAILED;
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goto exit_free;
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}
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#endif /* !HAVE_SUN_ACL */
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#if HAVE_DARWIN_ACL
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switch (ae_type) {
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case ARCHIVE_ENTRY_ACL_TYPE_ALLOW:
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acl_set_tag_type(acl_entry, ACL_EXTENDED_ALLOW);
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break;
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case ARCHIVE_ENTRY_ACL_TYPE_DENY:
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acl_set_tag_type(acl_entry, ACL_EXTENDED_DENY);
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break;
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default:
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/* We don't support any other types on MacOS */
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continue;
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}
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#endif
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switch (ae_tag) {
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#if HAVE_SUN_ACL
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case ARCHIVE_ENTRY_ACL_USER:
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ae_uid = archive_write_disk_uid(a, ae_name, ae_id);
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if (acl->acl_type == ACE_T)
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ace->a_who = ae_uid;
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else {
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aclent->a_id = ae_uid;
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aclent->a_type |= USER;
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}
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break;
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case ARCHIVE_ENTRY_ACL_GROUP:
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ae_gid = archive_write_disk_gid(a, ae_name, ae_id);
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if (acl->acl_type == ACE_T) {
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ace->a_who = ae_gid;
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ace->a_flags |= ACE_IDENTIFIER_GROUP;
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} else {
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aclent->a_id = ae_gid;
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aclent->a_type |= GROUP;
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}
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break;
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case ARCHIVE_ENTRY_ACL_USER_OBJ:
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if (acl->acl_type == ACE_T)
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ace->a_flags |= ACE_OWNER;
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else
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aclent->a_type |= USER_OBJ;
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break;
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case ARCHIVE_ENTRY_ACL_GROUP_OBJ:
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if (acl->acl_type == ACE_T) {
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ace->a_flags |= ACE_GROUP;
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ace->a_flags |= ACE_IDENTIFIER_GROUP;
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} else
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aclent->a_type |= GROUP_OBJ;
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break;
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case ARCHIVE_ENTRY_ACL_MASK:
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aclent->a_type |= CLASS_OBJ;
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break;
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case ARCHIVE_ENTRY_ACL_OTHER:
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aclent->a_type |= OTHER_OBJ;
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break;
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case ARCHIVE_ENTRY_ACL_EVERYONE:
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ace->a_flags |= ACE_EVERYONE;
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break;
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#else /* !HAVE_SUN_ACL */
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case ARCHIVE_ENTRY_ACL_USER:
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ae_uid = archive_write_disk_uid(a, ae_name, ae_id);
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#if !HAVE_DARWIN_ACL /* FreeBSD, Linux */
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acl_set_tag_type(acl_entry, ACL_USER);
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acl_set_qualifier(acl_entry, &ae_uid);
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#else /* MacOS */
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if (mbr_identifier_to_uuid(ID_TYPE_UID, &ae_uid,
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sizeof(uid_t), ae_uuid) != 0)
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continue;
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if (acl_set_qualifier(acl_entry, &ae_uuid) != 0)
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continue;
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#endif /* HAVE_DARWIN_ACL */
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break;
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case ARCHIVE_ENTRY_ACL_GROUP:
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ae_gid = archive_write_disk_gid(a, ae_name, ae_id);
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#if !HAVE_DARWIN_ACL /* FreeBSD, Linux */
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acl_set_tag_type(acl_entry, ACL_GROUP);
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acl_set_qualifier(acl_entry, &ae_gid);
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#else /* MacOS */
|
|
if (mbr_identifier_to_uuid(ID_TYPE_GID, &ae_gid,
|
|
sizeof(gid_t), ae_uuid) != 0)
|
|
continue;
|
|
if (acl_set_qualifier(acl_entry, &ae_uuid) != 0)
|
|
continue;
|
|
#endif /* HAVE_DARWIN_ACL */
|
|
break;
|
|
#if !HAVE_DARWIN_ACL /* FreeBSD, Linux */
|
|
case ARCHIVE_ENTRY_ACL_USER_OBJ:
|
|
acl_set_tag_type(acl_entry, ACL_USER_OBJ);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_GROUP_OBJ:
|
|
acl_set_tag_type(acl_entry, ACL_GROUP_OBJ);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_MASK:
|
|
acl_set_tag_type(acl_entry, ACL_MASK);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_OTHER:
|
|
acl_set_tag_type(acl_entry, ACL_OTHER);
|
|
break;
|
|
#if HAVE_ACL_TYPE_NFS4 /* FreeBSD only */
|
|
case ARCHIVE_ENTRY_ACL_EVERYONE:
|
|
acl_set_tag_type(acl_entry, ACL_EVERYONE);
|
|
break;
|
|
#endif
|
|
#endif /* !HAVE_DARWIN_ACL */
|
|
#endif /* !HAVE_SUN_ACL */
|
|
default:
|
|
archive_set_error(a, ARCHIVE_ERRNO_MISC,
|
|
"Unknown ACL tag");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
|
|
#if HAVE_ACL_TYPE_NFS4 || HAVE_SUN_ACL
|
|
r = 0;
|
|
switch (ae_type) {
|
|
#if HAVE_SUN_ACL
|
|
case ARCHIVE_ENTRY_ACL_TYPE_ALLOW:
|
|
if (ace != NULL)
|
|
ace->a_type = ACE_ACCESS_ALLOWED_ACE_TYPE;
|
|
else
|
|
r = -1;
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_DENY:
|
|
if (ace != NULL)
|
|
ace->a_type = ACE_ACCESS_DENIED_ACE_TYPE;
|
|
else
|
|
r = -1;
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_AUDIT:
|
|
if (ace != NULL)
|
|
ace->a_type = ACE_SYSTEM_AUDIT_ACE_TYPE;
|
|
else
|
|
r = -1;
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_ALARM:
|
|
if (ace != NULL)
|
|
ace->a_type = ACE_SYSTEM_ALARM_ACE_TYPE;
|
|
else
|
|
r = -1;
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_ACCESS:
|
|
if (aclent == NULL)
|
|
r = -1;
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_DEFAULT:
|
|
if (aclent != NULL)
|
|
aclent->a_type |= ACL_DEFAULT;
|
|
else
|
|
r = -1;
|
|
break;
|
|
#else /* !HAVE_SUN_ACL */
|
|
case ARCHIVE_ENTRY_ACL_TYPE_ALLOW:
|
|
r = acl_set_entry_type_np(acl_entry, ACL_ENTRY_TYPE_ALLOW);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_DENY:
|
|
r = acl_set_entry_type_np(acl_entry, ACL_ENTRY_TYPE_DENY);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_AUDIT:
|
|
r = acl_set_entry_type_np(acl_entry, ACL_ENTRY_TYPE_AUDIT);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_ALARM:
|
|
r = acl_set_entry_type_np(acl_entry, ACL_ENTRY_TYPE_ALARM);
|
|
break;
|
|
case ARCHIVE_ENTRY_ACL_TYPE_ACCESS:
|
|
case ARCHIVE_ENTRY_ACL_TYPE_DEFAULT:
|
|
// These don't translate directly into the system ACL.
|
|
break;
|
|
#endif /* !HAVE_SUN_ACL */
|
|
default:
|
|
archive_set_error(a, ARCHIVE_ERRNO_MISC,
|
|
"Unknown ACL entry type");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
|
|
if (r != 0) {
|
|
#if HAVE_SUN_ACL
|
|
errno = EINVAL;
|
|
#endif
|
|
archive_set_error(a, errno,
|
|
"Failed to set ACL entry type");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
#endif /* HAVE_ACL_TYPE_NFS4 || HAVE_SUN_ACL */
|
|
|
|
#if HAVE_SUN_ACL
|
|
if (acl->acl_type == ACLENT_T) {
|
|
if (ae_permset & ARCHIVE_ENTRY_ACL_EXECUTE)
|
|
aclent->a_perm |= 1;
|
|
if (ae_permset & ARCHIVE_ENTRY_ACL_WRITE)
|
|
aclent->a_perm |= 2;
|
|
if (ae_permset & ARCHIVE_ENTRY_ACL_READ)
|
|
aclent->a_perm |= 4;
|
|
} else
|
|
#else
|
|
if (acl_get_permset(acl_entry, &acl_permset) != 0) {
|
|
archive_set_error(a, errno,
|
|
"Failed to get ACL permission set");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
if (acl_clear_perms(acl_permset) != 0) {
|
|
archive_set_error(a, errno,
|
|
"Failed to clear ACL permissions");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
#endif /* !HAVE_SUN_ACL */
|
|
for (i = 0; i < (int)(sizeof(acl_perm_map) / sizeof(acl_perm_map[0])); ++i) {
|
|
if (ae_permset & acl_perm_map[i].archive_perm) {
|
|
#if HAVE_SUN_ACL
|
|
ace->a_access_mask |=
|
|
acl_perm_map[i].platform_perm;
|
|
#else
|
|
if (acl_add_perm(acl_permset,
|
|
acl_perm_map[i].platform_perm) != 0) {
|
|
archive_set_error(a, errno,
|
|
"Failed to add ACL permission");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#if HAVE_NFS4_ACL
|
|
#if HAVE_SUN_ACL
|
|
if (acl_type == ACE_T)
|
|
#elif HAVE_DARWIN_ACL
|
|
if (acl_type == ACL_TYPE_EXTENDED)
|
|
#else /* FreeBSD */
|
|
if (acl_type == ACL_TYPE_NFS4)
|
|
#endif
|
|
{
|
|
#if HAVE_POSIX_ACL || HAVE_DARWIN_ACL
|
|
/*
|
|
* acl_get_flagset_np() fails with non-NFSv4 ACLs
|
|
*/
|
|
if (acl_get_flagset_np(acl_entry, &acl_flagset) != 0) {
|
|
archive_set_error(a, errno,
|
|
"Failed to get flagset from an NFSv4 ACL entry");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
if (acl_clear_flags_np(acl_flagset) != 0) {
|
|
archive_set_error(a, errno,
|
|
"Failed to clear flags from an NFSv4 ACL flagset");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
#endif /* HAVE_POSIX_ACL || HAVE_DARWIN_ACL */
|
|
for (i = 0; i < (int)(sizeof(acl_inherit_map) /sizeof(acl_inherit_map[0])); ++i) {
|
|
if (ae_permset & acl_inherit_map[i].archive_inherit) {
|
|
#if HAVE_SUN_ACL
|
|
ace->a_flags |=
|
|
acl_inherit_map[i].platform_inherit;
|
|
#else /* !HAVE_SUN_ACL */
|
|
if (acl_add_flag_np(acl_flagset,
|
|
acl_inherit_map[i].platform_inherit) != 0) {
|
|
archive_set_error(a, errno,
|
|
"Failed to add flag to NFSv4 ACL flagset");
|
|
ret = ARCHIVE_FAILED;
|
|
goto exit_free;
|
|
}
|
|
#endif /* HAVE_SUN_ACL */
|
|
}
|
|
}
|
|
}
|
|
#endif /* HAVE_NFS4_ACL */
|
|
#if HAVE_SUN_ACL
|
|
e++;
|
|
#endif
|
|
}
|
|
|
|
#if HAVE_ACL_SET_FD_NP || HAVE_ACL_SET_FD || HAVE_SUN_ACL
|
|
/* Try restoring the ACL through 'fd' if we can. */
|
|
#if HAVE_SUN_ACL || HAVE_ACL_SET_FD_NP
|
|
if (fd >= 0)
|
|
#else /* !HAVE_SUN_ACL && !HAVE_ACL_SET_FD_NP */
|
|
if (fd >= 0 && acl_type == ACL_TYPE_ACCESS)
|
|
#endif
|
|
{
|
|
#if HAVE_SUN_ACL
|
|
if (facl_set(fd, acl) == 0)
|
|
#elif HAVE_ACL_SET_FD_NP
|
|
if (acl_set_fd_np(fd, acl, acl_type) == 0)
|
|
#else /* !HAVE_SUN_ACL && !HAVE_ACL_SET_FD_NP */
|
|
if (acl_set_fd(fd, acl) == 0)
|
|
#endif
|
|
ret = ARCHIVE_OK;
|
|
else {
|
|
if (errno == EOPNOTSUPP) {
|
|
/* Filesystem doesn't support ACLs */
|
|
ret = ARCHIVE_OK;
|
|
} else {
|
|
archive_set_error(a, errno,
|
|
"Failed to set %s acl on fd", tname);
|
|
}
|
|
}
|
|
} else
|
|
#endif /* HAVE_ACL_SET_FD_NP || HAVE_ACL_SET_FD || HAVE_SUN_ACL */
|
|
#if HAVE_SUN_ACL
|
|
if (acl_set(name, acl) != 0)
|
|
#elif HAVE_ACL_SET_LINK_NP
|
|
if (acl_set_link_np(name, acl_type, acl) != 0)
|
|
#else
|
|
/* TODO: Skip this if 'name' is a symlink. */
|
|
if (acl_set_file(name, acl_type, acl) != 0)
|
|
#endif
|
|
{
|
|
if (errno == EOPNOTSUPP) {
|
|
/* Filesystem doesn't support ACLs */
|
|
ret = ARCHIVE_OK;
|
|
} else {
|
|
archive_set_error(a, errno, "Failed to set %s acl",
|
|
tname);
|
|
ret = ARCHIVE_WARN;
|
|
}
|
|
}
|
|
exit_free:
|
|
acl_free(acl);
|
|
return (ret);
|
|
}
|
|
#endif /* HAVE_POSIX_ACL || HAVE_NFS4_ACL */
|