boinc/mac_build/Mac_SA_Secure.sh

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#! /bin/sh
# Berkeley Open Infrastructure for Network Computing
# http://boinc.berkeley.edu
# Copyright (C) 2006 University of California
#
# This is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation;
# either version 2.1 of the License, or (at your option) any later version.
#
# This software 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 Lesser General Public License for more details.
#
# To view the GNU Lesser General Public License visit
# http://www.gnu.org/copyleft/lesser.html
# or write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Make a BOINC installation "secure" on a Macintosh with stand-alone BOINC Client
# The BOINC installer does this for a Macintosh installation with BOINC Manager;
# the BOINC Manager contains the BOINC client embedded in its bundle.
# if you ran the BOINC installer, you do not need to use this script unless you
# wish to run a separate copy of the stand-alone client in the BOINC Data
# directory.
#
# Create groups and users, set file/dir ownership and protection
#
# IMPORTANT NOTE: earlier versions of the Mac_SA_Insecure.sh and
# Mac_SA_Secure.sh scripts had serious problems when run under OS 10.3.x.
# They sometimes created bad users and groups with IDs that were duplicates
# of other users and groups. They ran correctly under OS 10.4.x
#
# If you ran an older version of either script under OS 10.3.x, you should
# first run the current version of Mac_SA_Insecure.sh to delete the bad
# entries and then run Mac_SA_Secure.sh to create new good entries.
#
#
# Execute this as root in the BOINC directory:
# cd {path_to_boinc_directory}
# sudo sh {path}/Mac_SA_Secure.sh
#
# Hint: you can enter the path to a directory or file by dragging its
# icon from the Finder onto the Terminal window.
#
# You must have already put all necessary files into the boinc directory,
# including the boinc client, boinc_cmd application, ca-bundle.crt, plus
# the switcher/ directory and its contents.
#
# This script also assumes that the user who runs it will be authorized
# to administer BOINC. For convenience in administering BOINC, this script
# adds the logged-in user to groups boinc_master and boinc_project
# (i.e., adds these groups to the user's supplementary groups list.)
#
# In addition, you should add any other users who will administer BOINC
# to groups boinc_master and boinc_project; e.g. for user mary:
#
# sudo dscl . -merge /groups/boinc_master users mary
# sudo dscl . -merge /groups/boinc_project users mary
#
# To remove user mary from group boinc_master:
# sudo dscl . -delete /groups/boinc_master users mary
#
# Last updated 2/27/07
function make_boinc_user() {
# Check whether group already exists
name=$(dscl . search /groups RecordName $1 | cut -f1 -s)
if [ "$name" = "$1" ] ; then
gid=$(dscl . read /groups/$1 PrimaryGroupID | cut -d" " -f2 -s)
else
# Find an unused group ID
gid="25"
while true; do
name=$(dscl . search /groups PrimaryGroupID $gid | cut -f1 -s)
if [ -z "$name" ] ; then
break
fi
gid=$[$gid +1]
done
dscl . -create /groups/$1
dscl . -create /groups/$1 gid $gid
fi
# Check whether user already exists
name=$(dscl . search /users RecordName $1 | cut -f1 -s)
if [ -z "$name" ] ; then
# Is uid=gid available?
uid=$gid
name=$(dscl . search /users UniqueID $uid | cut -f1 -s)
if [ -n "$name" ] ; then
# uid=gid already in use, so find an unused user ID
uid="25"
while true; do
name=$(dscl . search /groups UniqueID $uid | cut -f1 -s)
if [ -z "$name" ] ; then
break
fi
uid=$[$uid +1]
done
fi
dscl . -create /users/$1
dscl . -create /users/$1 uid $uid
dscl . -create /users/$1 shell /usr/bin/false
dscl . -create /users/$1 home /var/empty
dscl . -create /users/$1 gid $gid
fi
}
function make_boinc_users() {
make_boinc_user boinc_master
make_boinc_user boinc_project
}
function check_login() {
if [ `whoami` != 'root' ]
then
echo 'This script must be run as root'
exit
fi
}
# set_perm path user group perm
# set a file or directory to the given ownership/permissions
function set_perm() {
chown $2:$3 "$1"
chmod $4 "$1"
}
# same, but apply to all subdirs and files
#
function set_perm_recursive() {
chown -R $2:$3 "$1"
chmod -R $4 "$1"
}
# same, but apply to items in the given dir
#
function set_perm_dir() {
for file in $(ls "$1")
do
path="$1/${file}"
set_perm "${path}" $2 $3 $4
done
}
function update_nested_dirs() {
chmod u+x,g+x,o+x "${1}"
for file in $(ls "$1")
do
if [ -d "${1}/${file}" ] ; then
update_nested_dirs "${1}/${file}"
fi
done
}
check_login
echo "Changing directory $(pwd) file ownership to user and group boinc_master - OK? (y/n)"
read line
if [ "$line" != "y" ]
then
exit
fi
if [ ! -x "switcher/switcher" ]
then
echo "Can't find switcher application in directory $(pwd); exiting"
exit
fi
make_boinc_users
dscl . -merge /groups/boinc_master users "$(LOGNAME)"
dscl . -merge /groups/boinc_project users "$(LOGNAME)"
set_perm_recursive . boinc_master boinc_master u+rw,g+rw,o+r-w
set_perm . boinc_master boinc_master 0775
if [ -f gui_rpc_auth.cfg ] ; then
set_perm gui_rpc_auth.cfg boinc_master boinc_master 0660
fi
if [ -d projects ] ; then
set_perm_recursive projects boinc_master boinc_project u+rw,g+rw,o+r-w
set_perm projects boinc_master boinc_master 0775
update_nested_dirs projects
fi
if [ -d slots ] ; then
set_perm_recursive slots boinc_master boinc_project u+rw,g+rw,o+r-w
set_perm slots boinc_master boinc_master 0775
update_nested_dirs slots
fi
# AppStats application must run setuid root (used in BOINC 5.7 through 5.8.14 only)
if [ -f switcher/AppStats ] ; then
set_perm switcher/AppStats root boinc_master 4550
fi
set_perm switcher/switcher boinc_project boinc_project 6551
set_perm switcher/setprojectgrp boinc_master boinc_project 2500
set_perm switcher boinc_master boinc_master 0550
if [ -d locale ] ; then
set_perm_recursive locale boinc_master boinc_master u+r-w,g+r-w,o-rwx
fi
if [ -f boinc ] ; then
set_perm boinc boinc_master boinc_master 6555 # boinc client
fi
if [ -f boinc_cmd ] ; then
set_perm boinc_cmd boinc_master boinc_master 0550
fi
if [ -x /Applications/BOINCManager.app/Contents/MacOS/BOINCManager ] ; then
set_perm /Applications/BOINCManager.app/Contents/MacOS/BOINCManager boinc_master boinc_master 2555
fi
if [ -x /Applications/BOINCManager.app/Contents/Resources/boinc ] ; then
set_perm /Applications/BOINCManager.app/Contents/Resources/boinc boinc_master boinc_master 6555
fi