acl/nontrivial/zfs_acl_chmod_compact_001_pos.ksh

#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
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#

#
# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#

#
# Copyright (c) 2012, 2016 by Delphix. All rights reserved.
#

. $STF_SUITE/tests/functional/acl/acl_common.kshlib

#
# DESCRIPTION:
#   chmod A{+|-|=} could set compact ACL correctly.
#
# STRATEGY:
#   1. Loop root and non-root user.
#   2. Get the random compact ACL string.
#   4. Separately chmod +|-|=
#   5. Check compact ACL display as expected
#

verify_runnable "both"

log_assert "chmod A{+|=} should set compact ACL correctly."
log_onexit cleanup

typeset a_flag=('owner' 'group' 'everyone')
typeset a_access=('r' 'w' 'x' 'p' 'd' 'D' 'a' 'A' 'R' 'W' 'c' 'C' 'o' 's')
typeset a_inherit_object=('f' 'd')
typeset a_inherit_strategy=('i' 'n')
typeset a_type=('allow' 'deny')

#
# Get a random item from an array.
#
# $1 the base set
#
function random_select
{
    typeset arr_name=$1
    typeset -i ind

    eval typeset -i cnt=\${#${arr_name}[@]}
    ((ind = $RANDOM % cnt))

    eval print \${${arr_name}[$ind]}
}

#
# Create a random string according to array name, the item number and
# separated tag.
#
# $1 array name where the function get the elements
# $2 the items number which you want to form the random string
# $3 the separated tag
#
function form_random_str
{
    typeset arr_name=$1
    typeset -i count=${2:-1}
    typeset sep=${3:-""}

    typeset str=""
    while ((count > 0)); do
        str="${str}$(random_select $arr_name)${sep}"

        ((count -= 1))
    done

    print $str
}

#
# According to the input ACE access,ACE type, and inherit flags, return the
# expect compact ACE that could be used by chmod A0{+|=}'.
#
# $1 ACE flag which is owner, group, or everyone
# $2 ACE access generated by the element of a_access
# $3 ACE inherit_object generated by the element of a_inherit_object
# $4 ACE inherit_strategy generated by the element of a_inherit_strategy
# $5 ACE type which is allow or deny
#
function cal_ace
{
    typeset acl_flag=$1
    typeset acl_access=$2
    typeset acl_inherit_object=$3
    typeset acl_inherit_strategy=$4
    typeset acl_type=$5

    tmp_ace=${acl_flag}@:

    for element in ${a_access[@]} ; do
        if [[ $acl_access == *"$element"* ]]; then
            tmp_ace="${tmp_ace}${element}"
        else
            tmp_ace="${tmp_ace}-"
        fi
    done
    tmp_ace=${tmp_ace}:

    for element in ${a_inherit_object[@]} ; do
        if [[ $acl_inherit_object == *"$element"* ]]; then
            tmp_ace="${tmp_ace}${element}"
        else
            tmp_ace="${tmp_ace}-"
        fi
    done
    for element in ${a_inherit_strategy[@]} ; do
        if [[ $acl_inherit_strategy == *"$element"* ]]; then
            tmp_ace="${tmp_ace}${element}"
        else
            tmp_ace="${tmp_ace}-"
        fi
    done

    tmp_ace=${tmp_ace}---:${acl_type}

    echo "${tmp_ace}"
}

#
# Check if chmod set the compact ACE correctly.
#
function check_test_result
{
    typeset node=$1
    typeset acl_flag=$2
    typeset acl_access=$3
    typeset acl_inherit_object=$4
    typeset acl_inherit_strategy=$5
    typeset acl_type=$6

    typeset expect_ace=$(cal_ace "$acl_flag" "$acl_access" \
        "$acl_inherit_object" "$acl_inherit_strategy" "$acl_type")

    typeset cur_ace=$(get_ACE $node 0 "compact")

    if [[ $cur_ace != $expect_ace ]]; then
        log_fail "FAIL: Current map($cur_ace) !=  \
            expected ace($expect_ace)"
    fi
}

function test_chmod_map
{
    typeset node=$1
    typeset acl_flag acl_access acl_inherit_object acl_inherit_strategy \
        acl_type
    typeset -i cnt

    if ((${#node} == 0)); then
        log_fail "FAIL: file name or directroy name is not defined."
    fi

        # Get ACL flag, access & type
    acl_flag=$(form_random_str a_flag)
    ((cnt = ($RANDOM % ${#a_access[@]}) + 1))
    acl_access=$(form_random_str a_access $cnt)
    acl_access=${acl_access%/}
    acl_type=$(form_random_str a_type 1)

    acl_spec=${acl_flag}@:${acl_access}
    if [[ -d $node ]]; then
        # Get ACL inherit_object & inherit_strategy
        ((cnt = ($RANDOM % ${#a_inherit_object[@]}) + 1))
        acl_inherit_object=$(form_random_str a_inherit_object $cnt)
        ((cnt = ($RANDOM % ${#a_inherit_strategy[@]}) + 1))
        acl_inherit_strategy=$(form_random_str a_inherit_strategy $cnt)
        acl_spec=${acl_spec}:${acl_inherit_object}${acl_inherit_strategy}
    fi
    acl_spec=${acl_spec}:${acl_type}

    # Set the initial map and back the initial ACEs
    typeset orig_ace=/tmp/orig_ace.$$
    typeset cur_ace=/tmp/cur_ace.$$

    for operator in "A0+" "A0="; do
        log_must usr_exec eval "ls -Vd $node > $orig_ace"

        # To "A=", firstly add one ACE which can't modify map
        if [[ $operator == "A0=" ]]; then
            log_must chmod A0+user:$ZFS_ACL_OTHER1:execute:deny \
                $node
        fi
        log_must usr_exec chmod ${operator}${acl_spec} $node

        check_test_result "$node" "$acl_flag" "$acl_access" \
            "$acl_inherit_object" "$acl_inherit_strategy" "$acl_type"

        # Check "chmod A-"
        log_must usr_exec chmod A0- $node
        log_must usr_exec eval "ls -Vd $node > $cur_ace"

        diff $orig_ace $cur_ace
        [[ $? -ne 0 ]] && log_fail "FAIL: 'chmod A-' failed."
    done

    [[ -f $orig_ace ]] && log_must usr_exec rm -f $orig_ace
    [[ -f $cur_ace ]] && log_must usr_exec rm -f $cur_ace
}

for user in root $ZFS_ACL_STAFF1; do
    set_cur_usr $user

    typeset -i loop_cnt=2
    while ((loop_cnt > 0)); do
        log_must usr_exec touch $testfile
        test_chmod_map $testfile
        log_must rm -f $testfile

        log_must usr_exec mkdir $testdir
        test_chmod_map $testdir
        log_must rm -rf $testdir

        ((loop_cnt -= 1))
    done
done

log_pass "chmod A{+|=} set compact ACL correctly."