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#! /bin/sh
# Copyright © 2017 Richard Kettlewell.
#
# 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/>.
set -e
. ${srcdir:-.}/setup.sh
setup
linux_set_acl() {
setfacl -m u:root:0 ${WORKSPACE}/volume1/has_acl
getfacl -c ${WORKSPACE}/volume1/has_acl > ${WORKSPACE}/acl.subject
}
linux_get_acl() {
getfacl -c ${WORKSPACE}/store1/host1/volume1/1980-01-01T00:00:00/has_acl > ${WORKSPACE}/acl.backup
}
macos_set_acl() {
#chmod +a "root deny read" ${WORKSPACE}/volume1/has_acl
#ls -le ${WORKSPACE}/volume1/has_acl | sed '1d' > ${WORKSPACE}/acl.subject
echo BROKEN > ${WORKSPACE}/acl.subject
}
macos_get_acl() {
#ls -le ${WORKSPACE}/store1/host1/volume1/1980-01-01T00:00:00/has_acl| sed '1d' > ${WORKSPACE}/acl.backup
echo BROKEN > ${WORKSPACE}/acl.backup
}
case $(uname -s) in
Linux )
SET_ACL=linux_set_acl
GET_ACL=linux_get_acl
;;
Darwin )
SET_ACL=macos_set_acl
GET_ACL=macos_get_acl
;;
* )
echo >&2 "ERROR: I don't know how to set ACLs on this platform."
exit 1
;;
esac
# Create a file with a couple of extended attributes
touch ${WORKSPACE}/volume1/has_xattr
if xattr -w user.alpha foo ${WORKSPACE}/volume1/has_xattr; then
:
else
# https://github.com/ewxrjk/rsbackup/issues/105
#
# In my CI environment the above command fails with EOPNOTSUPP.
# It's not clear why. The oddities for the CI environment are:
# - it's a sid userland on a bullseye kernel
# - it's a docker container
# - it's running in a tmpfs
echo >&2 "ERROR: xattr failed: skipping"
exit 77 # skip
fi
xattr -w user.beta bar ${WORKSPACE}/volume1/has_xattr
# Capture what that looks like
xattr -l ${WORKSPACE}/volume1/has_xattr > ${WORKSPACE}/xattr.subject
# Create a file with an ACL
touch ${WORKSPACE}/volume1/has_acl
$SET_ACL
RUN=volume1 RSBACKUP_TIME=315532800 s ${RSBACKUP} --backup --text ${WORKSPACE}/got/onevolume.txt --html ${WORKSPACE}/got/onevolume.html host1:volume1
# Inspect the backed-up extended attributes
xattr -l ${WORKSPACE}/store1/host1/volume1/1980-01-01T00:00:00/has_xattr > ${WORKSPACE}/attr.backup
# Inspect the backed-up ACL
$GET_ACL
# Check the original matches the backup
compare ${WORKSPACE}/xattr.subject ${WORKSPACE}/attr.backup
compare ${WORKSPACE}/acl.subject ${WORKSPACE}/acl.backup
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