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#!/bin/sh
# Mixmaster version 3.0 -- (C) 1999-2008 Anonymizer Inc. and others.
# Mixmaster may be redistributed and modified under certain conditions.
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
# ANY KIND, either express or implied. See the file COPYRIGHT for
# details.
# $Id$
#whereis program default-path
whereis()
{
#echo "Looking for $1..."
found=""
for i in $* `which $1 2>&1`
do
if [ -f "$i" -a -x "$i" ]
then
found=$i
fi
done
if [ "$found" = "" ]
then
found=$2
# echo "$1 not found. Using $found."
# else
# echo "$1 is at $found."
fi
}
if echo -n | grep n >/dev/null
then
echo1=""
echo2="\c"
else
echo1="-n"
echo2=""
fi
# readln text default
readln()
{
echo $echo1 "$1 [$2] $echo2"
read ans
if [ -z "$ans" ]
then
ans="$2"
fi
}
# findlib libxxx.a -- find and configure libraries
# Input:
# $1 library name
# $CONFIG library configure options
# $INCDIR possible include directories
# $SRCDIR possible library source directories
# $LIBDIR possible library binary directories
#
# Output:
# $found library directory
# $lib library name
# $INCDIR include directory if required, empty otherwise
# $LDFLAG linker options
# $LIB path to library file
# $MAKELIB Makefile entry to compile library
findlib()
{
lib=$1
libso=`echo $lib | sed 's/\.a$/.so/'`
echo "Looking for $lib..."
found=
source=
type=
LIB=
LDFLAG=
MAKELIB=
for i in /usr/local/lib /usr/lib /lib /usr/lib64 /usr/lib/i386-linux-gnu /lib/x86_64-linux-gnu /usr/lib/x86_64-linux-gnu /opt/crypto/lib
do
if [ -r $i/$lib -o -r $i/$libso -o -r $i/$libso.? -o -r $i/$libso.?.?.? ]
then
found=$i
type=system
break
fi
done
for i in $LIBDIR
do
if [ -r $i/$lib -o -r $i/$libso ]
then
found=$i
type=installed
fi
done
for i in $SRCDIR
do
if [ -r $i/$lib -o -r $i/lib/$lib ]
then
found=$i
type=binary
fi
done
if [ -r $found/$libso ]
then
echo "Found at $found/$libso."
elif [ -r "$found/$lib" ]
then
echo "Found at $found/$lib."
elif [ -r "$found/lib/$lib" ]
then
echo "Found at $found/lib/$lib."
fi
for i in $SRCDIR
do
if [ -d $i -a ! "$type" = binary ]
then
source=$i
fi
done
if [ "$source" != "" ]
then
echo "Found source directory $source."
if [ "$found" = "" ]
then
ans=y
else
echo "Use the source if the pre-installed library causes compilation problems."
readln "Use source?" n
fi
if [ "$ans" = "y" ]
then
found=$source
type=source
fi
fi
if [ "$found" = "" ]
then
echo "Not found."
else
if [ -r $found/lib/$lib ]
then
LIB=$found/lib/$lib
elsif [ -r $found/$lib ]
LIB=$found/$lib
elsif [ -r $found/$lib.? ]
LIB=$found/$lib.?
elsif [ -r $found/$lib.?.?.? ]
LIB=$found/$lib.?.?.?
fi
fi
if [ "$type" = system ]
then
LIB=
LDFLAG="-l`echo $lib | sed 's/^lib//;s/\.a$//'` -L$found"
if [ "$found" = "/usr/local/lib" ]
then
INCDIR="/usr/local/include /opt/crypto/include $INCDIR"
fi
fi
incdir=$INCDIR
INCDIR=
for i in $incdir
do
if [ -d $i ]
then
INCDIR=$i
fi
done
if [ "$type" = source -o "$type" = binary ]
then
if [ ! -r $found/lib/$lib ]
then
MAKELIB="$found/$lib:
cd $found; make $lib"
fi
if [ -d $found/include ]
then
INCDIR=$found/include
else
INCDIR=$found
fi
fi
if [ "$type" = source ]
then
dir=`pwd`
if [ "$dir" = "" ]
then
dir=$PWD
fi
cd $found
if [ -x configure ]
then
echo "Configuring..."
./configure $CONFIG
fi
if [ "$lib" = "libcrypto.a" ]
then
if [ -f config ]
then
sh config
elif [ -x Configure ]
then
./Configure 2>tmp.$$
cat tmp.$$
readln "Your system?" `cat tmp.$$ | tr ' ' '\n' | grep -i \`uname\` | tail -1`
rm -f tmp.$$
echo "Configuring..."
./Configure $ans
fi
fi
cd $dir
fi
}
# Global installation.
##########################################################################
umask 077
#FIXME -- Mixmaster now should be installed as root, and Install should
#create a remailer user. /var/spool/mixmaster is a good home.
if [ `whoami` = root ]
then
echo "Please create a new user, e.g, \`mix', and install Mixmaster under that
user id. Installing Mixmaster as root is not recommended."
readln "Continue anyway?" n
if [ "$ans" = n ]
then
exit 1
fi
fi
MIXDIR="$PWD"
if [ "$MIXDIR" = "" ]
then
MIXDIR=`pwd`
fi
MIXCFG="$MIXDIR/conf"
MIXSRC="$MIXDIR/Src"
MIXDEST0=${MIXPATH:-$HOME/Mix}
system=`uname`
if [ "$system" = "MS-DOS" ]
then
system=msdos
fi
if [ "$HOSTNAME" = "" ]
then
HOSTNAME=`hostname`
fi
if [ "$HOSTNAME" = "" ]
then
HOSTNAME=msdos
system=msdos
fi
if [ "$system" = msdos ]
then
MIXDEST0=${MIXPATH:-C:/Mix}
fi
if [ -f "$MIXSRC/Makefile" ]
then
if grep "#Makefile generated.*$HOSTNAME" $MIXSRC/Makefile
then
echo "Found a Makefile for this system."
readln "Use this Makefile?" y
if [ "$ans" = n ]
then
rm -f "$MIXSRC/Makefile"
fi
else
readln "Remove old Makefile?" y
if [ "$ans" = y ]
then
rm -f "$MIXSRC/Makefile"
fi
fi
fi
if [ -f "$MIXSRC/Makefile" ]
then
MIXDEST=`grep "DSPOOL=" $MIXSRC/Makefile | sed 's/.*DSPOOL=..//;s/\".*//'`
if [ "$MIXDEST" = "" ]
then
MIXDEST="$MIXDEST0"
fi
fi
if [ "$MIXDEST" = "" ]
then
readln "Mixmaster directory?" "$MIXDEST0"
MIXDEST=$ans
else
echo "Mixmaster directory: $MIXDEST"
fi
if [ ! -d "$MIXDEST" ]
then
echo "Creating directory $MIXDEST"
mkdir "$MIXDEST"
fi
if [ ! -d "$MIXDEST" ]
then
echo "Cannot not create $MIXDEST"
exit 1
fi
if [ -f "$MIXDEST/mix.cfg" ]
then
if [ -f "$MIXDEST/secring.mix" ]
then
remailer=y
if grep PASSPHRASE "$MIXDEST/mix.cfg" >/dev/null
then
PASSINCONFIG=1
fi
else
readln "Do you want to set up a remailer?" n
remailer=$ans
fi
elif [ -f "$MIXDEST/mixmaster.conf" ]
then
echo "Upgrading from Mixmaster 2.0.*"
remailer=n
else
readln "Do you want to set up a remailer?" y
remailer=$ans
fi
ans=""
if [ "$remailer" = "y" ]
then
ans="n"
if [ "$PASSINCONFIG" != 1 ]
then
echo ""
echo "You can either compile your secret passphrase into the binary
or you can set it in your config file. Note that the former does not
really increase security as the passphrase can still be discovered by
running something like \`strings mixmaster'."
echo ""
echo "Most users should answer \`n' to this question:"
echo ""
readln "Do you want to compile the passphrase into the binary?" n
fi
rm -f "$MIXSRC/mix.o" # make sure our new passphrase takes effect
if [ "$ans" = "y" ]
then
ans=""
echo "Please enter a passphrase for your remailer (must be the same
whenever you re-compile Mixmaster)."
read ans
if [ "$ans" != "" ]
then
PASS="PASS=$ans"
else
echo "WARNING: not setting a passphrase"
fi
else
if [ "$PASSINCONFIG" != 1 ]
then
ans=""
echo "Please enter a passphrase for your remailer (it will be
stored in mix.cfg in clear)."
read ans
if [ "$ans" = "" ]
then
echo "WARNING: setting empty passphrase"
fi
PASSPHRASE="PASSPHRASE $ans"
if [ -f $MIXDEST/mix.cfg ]
then
echo "$PASSPHRASE" >> $MIXDEST/mix.cfg
fi
fi
fi
fi
cd "$MIXSRC"
if [ ! -f Makefile ]
then
# -ldl added for openssl-1.0.1i unpacked under the Src directory (on Fedora)
LIBS=-ldl
INC=
DEF=
LDFLAGS=
if [ ! -z "$PASS" ]
then
DEF="$DEF -DCOMPILEDPASS='\"\$(PASS)\"'"
fi
if [ "$system" = msdos ]
then
readln "Use WIN32 GUI?" y
if [ "$ans" = y ]
then
system=win32
LDFLAGS=-lwsock32
fi
fi
if [ "$system" = SunOS ]
then
LDFLAGS="-lsocket -lnsl"
fi
LIBDIR=
INCDIR=
SRCDIR=zlib*
findlib libz.a
if [ "$found" = "" ]
then
readln "Continue anyway?" n
if [ "$ans" = "n" ]
then
echo "Please install zlib 1.1.4 or 1.2.3 or greater now."
exit 1
fi
else
ZLIB="$MAKELIB"
DEF="$DEF -DUSE_ZLIB"
LIBS="$LIBS $LIB"
LDFLAGS="$LDFLAGS $LDFLAG"
if [ "$INCDIR" != "" ]
then
INC="$INC -I$INCDIR"
fi
fi
LIBDIR=
INCDIR="/usr/include /usr/include/pcre /usr/local/pcre/include"
SRCDIR=pcre*
findlib libpcre.a
if [ "$found" != "" ]
then
PCRE="$MAKELIB"
DEF="$DEF -DUSE_PCRE"
LIBS="$LIBS $LIB"
LDFLAGS="$LDFLAGS $LDFLAG"
if [ "$INCDIR" != "" ]
then
INC="$INC -I$INCDIR"
fi
else
echo
echo If you have library file not called libpcre.so you might get one with the command ln -s libpcre.so.1 libpcre.so
echo
fi
opensslinfo="Please get OpenSSL 1.0.2 or greater from http://www.openssl.org/"
opensslwarning0="WARNING: Please upgrade to OpenSSL 1.0.2 or greater!"
LIBDIR=/usr/local/ssl/lib
INCDIR="/usr/include /usr/include/ssl /usr/lib/ssl/include /usr/local/ssl/include"
SRCDIR="openssl*"
opensslwarn()
{
if [ "$1" = "6" ]
then
echo $opensslwarning6
elif [ "$1" = "7" ]
then
echo $opensslwarning7
else
echo $opensslwarning0
fi
readln "Continue anyway?" y
if [ "$ans" = "n" ]
then
echo $opensslinfo
exit 1
fi
}
INCDIR="/usr/include /usr/local/include /opt/crypto/include"
if [ "$system" = win32 ]
then
findlib libeay32.a
else
findlib libcrypto.a
fi
if [ "$found" = "" ]
then
echo $opensslinfo
exit 1
fi
OPENSSLLIB="$LIB"
LIBS="$LIBS $LIB"
LDFLAGS="$LDFLAGS $LDFLAG"
if [ "$MAKELIB" != "" ]
then
OPENSSL="$found/$lib:
cd $found/crypto; make"
fi
if [ -d "$INCDIR/openssl" ]
then
INC="$INC -I$INCDIR"
else
# detect old SSLeay versions
if [ -f "$INCDIR/crypto.h" ]
then
version=800
if grep OPENSSL "$INCDIR/crypto.h" > /dev/null
then
version=920
fi
fi
fi
# Find the OpenSSL version header
if [ -f "$INCDIR/openssl/opensslv.h" ]
then
version=`grep 'SSL.*_VERSION_NUMBER.*0x' $INCDIR/openssl/opensslv.h | sed 's/.*0x0*//;s/[ ].*//;s/L$//' | tr '[a-f]' '[A-F]'`
elif [ -f "$INCDIR/opensslv.h" ]
then
version=`grep 'SSL.*_VERSION_NUMBER.*0x' $INCDIR/opensslv.h | sed 's/.*0x0*//;s/[ ].*//;s/L$//' | tr '[a-f]' '[A-F]'`
fi
if [ "$version" = "" ]
then
echo "Warning: Can't find OpenSSL version number!"
readln "Continue anyway?" y
if [ "$ans" = "n" ]
then
echo $opensslinfo
exit 1
fi
#
# Here we match against known OpenSSL versions
#
elif [ "$version" = "90809F" ]
then
decimalversion=9470111
echo "Compiling with OpenSSL 0.9.8h."
echo "This version is old - please update".
elif [ "$version" = "1000200F" ]
then
decimalversion=268443663
echo "Compiling with OpenSSL 1.0.2F."
fi
#
# Now we try to guess about unknown versions:
#
if [ "$decimalversion" = "" ]
then
decimalversion=`echo 16i $version p | dc`
fi
if [ "$decimalversion" = "" ]
then
echo "Warning: This version: ${version} of OpenSSL is not recognized."
readln "Continue anyway?" y
if [ "$ans" = "n" ]
then
echo $opensslinfo
exit 1
fi
elif [ "$decimalversion" -ge "268443727" ] # 1.0.2d 9 Jul 2015
then
echo This OpenSSL version looks good at August 2015.
sleep 5
elif [ "$decimalversion" -lt "2336" ] # 920
then
echo "This version: ${version} of SSLeay is not supported."
echo $opensslinfo
exit 1
elif [ "$decimalversion" -lt "9449728" ] # 903100
then
echo "This version: ${version} of OpenSSL is not supported."
echo $opensslinfo
exit 1
elif [ "$decimalversion" -gt "9470111" ] # 0.9.8h
then
echo "Warning: This version: ${version} of OpenSSL is untested."
readln "Continue anyway?" y
if [ "$ans" = "n" ]
then
echo $opensslinfo
exit 1
fi
fi
DEF="$DEF -DUSE_AES"
LIBDIR=
INCDIR=/usr/include/ncurses
SRCDIR=ncurses*
CONFIG=--enable-termcap
if [ "$TERMINFO" != "" ]
then
CONFIG="--datadir=$TERMINFO"
fi
if [ -d /usr/share/terminfo ]
then
CONFIG=
fi
if [ -d /usr/lib/terminfo ]
then
CONFIG=--datadir=/usr/lib/terminfo
fi
if [ `uname` = OpenBSD ]
then
findlib libcurses.a
else
findlib libncurses.a
fi
if [ "$found" = "" ]
then
if [ "$system" != win32 ]
then
readln "Do you want to use Mixmaster's menu-based user interface?" y
if [ "$ans" = "y" ]
then
echo "Please install ncurses now. It is available from http://www.clark.net/pub/dickey/ncurses/ncurses.tar.gz"
exit 1
fi
fi
else
DEF="$DEF -DUSE_NCURSES"
if [ "$type" = system -o "$type" = installed ]
then
LIBS="$LIBS $LIB"
LDFLAGS="$LDFLAGS $LDFLAG"
else
LIBS="$LIBS $found/lib/$lib"
NCURSES="$found/lib/$lib:
cd $found/ncurses; make ../lib/$lib"
fi
if [ "$INCDIR" != "" ]
then
INC="$INC -I$INCDIR"
elif [ -f "/usr/include/ncurses.h" ]
then
DEF="$DEF -DHAVE_NCURSES_H"
fi
fi
ideawarn()
{
echo "
NOTICE: Your version of OpenSSL has been configured without IDEA support. That is OK.
"
sleep 5
}
if [ "$system" = OpenBSD ]
then
LIBDIR=
INCDIR=
SRCDIR=idea*
findlib libidea.a
if [ "$found" = "" ]
then
ideawarn
else
DEF="$DEF -DUSE_IDEA"
IDEALIB="$MAKELIB"
LIBS="$LIBS $LIB"
LDFLAGS="$LDFLAGS $LDFLAG"
if [ "$INCDIR" != "" ]
then
INC="$INC -I$INCDIR"
fi
fi
elif [ "$system" = msdos -o "$system" = win32 ]
then
DEF="$DEF -DUSE_IDEA"
else
echo "Checking for IDEA support..."
cat <<END >tmptst.c
#include <openssl/idea.h>
int main() {
void *dummy;
dummy = idea_cfb64_encrypt;
exit(0);
}
END
if gcc $LDFLAGS $INC tmptst.c -o tmptst $OPENSSLLIB
then
DEF="$DEF -DUSE_IDEA"
else
ideawarn
fi
rm -f tmptst.c tmptst
fi
echo "testing for setenv()..."
cat <<END >tmptst.c
int main() {
#include <stdlib.h>
setenv("TZ", "GMT", 0);
exit(0);
}
END
if gcc tmptst.c -o tmptst
then
DEF="$DEF -DHAVE_SETENV"
fi
echo "done"
rm -f tmptst.c tmptst
# if [ "$MIXDEST" = "$HOME/Mix" ]
# then
# SPOOL=
# else
SPOOL=-DSPOOL=\'\"$MIXDEST\"\'
# fi
echo "Generating Makefile."
echo "#Makefile generated on $HOSTNAME `date`" >Makefile
sed -e "s#%MIXDIR#$SPOOL#" \
-e "s#%LIBS#$LIBS#" \
-e "s#%LDFLAGS#$LDFLAGS#" \
-e "s#%INC#$INC#" \
-e "s#%DEF#$DEF#" < Makefile.in >> Makefile
# echo "$ZLIB" >>Makefile
# echo "$PCRE" >>Makefile
echo "$IDEALIB" >>Makefile
echo "$NCURSES" >>Makefile
echo "$OPENSSL" >>Makefile
fi
echo "Compiling. Please wait."
whereis make
make=$found
if [ "$system" = win32 ]
then
# (cd zlib*; make libz.a)
# (cd pcre*; make libpcre.a)
if [ "$PASS" != "" ]
then
$make "$PASS" dllmix
else
$make dllmix
fi
else
if [ "$PASS" != "" ]
then
$make "$PASS"
else
$make
fi
fi
if [ -x mixmaster ]
then
echo
else
echo "Error: The compilation failed. Please consult the documentation (section
\`Installation problems')."
readln "Remove the old Makefile?" y
if [ "$ans" = y ]
then
rm -f Makefile
fi
exit 1
fi
if [ -f "$MIXDEST/mixmaster.conf" -a ! -f "$MIXDEST/mix.cfg" ]
then
export MIXDEST
export MIXDIR
export MIXSRC
"${MIXDIR}/upgrade"
exit 0
fi
if [ -f mixmaster.exe ]
then
cp mixmaster.exe "$MIXDEST"
else
cp mixmaster "$MIXDEST"
fi
cd "$MIXCFG"
for i in mlist.txt pubring.mix rlist.txt pubring.asc
do
if [ ! -f "$MIXDEST/$i" ]
then
cp "$i" "$MIXDEST"
fi
done
if [ "$remailer" = "y" ]
then
cd "$MIXCFG"
for i in adminkey.txt dest.alw
do
if [ ! -f "$MIXDEST/$i" ]
then
cp "$i" "$MIXDEST"
fi
done
fi
if [ "$remailer" = "n" ]
then
if [ ! -f "$MIXDEST/mix.cfg" ]
then
whereis sendmail /usr/lib/sendmail /usr/sbin/sendmail
echo "SENDMAIL $found -t" >"$MIXDEST/mix.cfg"
cat mix.cfg >>"$MIXDEST/mix.cfg"
fi
echo "Client installation complete."
exit
fi
for i in *.blk
do
if [ ! -f "$MIXDEST/$i" ]
then
cp "$i" "$MIXDEST"
fi
done
cd "$MIXDEST"
installed=n
if [ -f mix.cfg ]
then
if grep REMAILERADDR mix.cfg >/dev/null
then
installed=y
fi
fi
if [ "$installed" = "n" ]
then
Date=`date`
whereis sendmail /usr/lib/sendmail /usr/sbin/sendmail
sendmail=$found
echo "Mixmaster can be installed in the low-maintenance \`middleman' mode.
In that mode, it will send mail to other remailers only, to avoid
complaints about anonymous messages."
readln "Install as middleman?" n
middle=$ans
readln "The e-mail address of your remailer:" `whoami`@$HOSTNAME
RMA=$ans
echo "Do you want Mixmaster to send auto-replies to messages it does not
understand (If the address <$RMA> is also used"
readln "for mail to be read by a human, type \`n')?" y
autoreply=$ans
if [ "$middle" = n ]
then
readln "An address to appear in the \`From:' line of anonymous messages:" `echo $RMA | sed 's/.*@/nobody@/'`
RAA=$ans
readln "Address for complaints to be sent to:" `echo $RMA | sed 's/.*@/abuse@/'`
CA=$ans
else
RAA=$RMA
CA=$RMA
fi
echo "Choose a name for your remailer. It will appear in remailer status messages."
readln "Long name:" "Anonymous Remailer"
RMN=$ans
if [ "$middle" = n ]
then
echo "Choose a name to be used in the \`From:' line of remailed messages."
readln "Anon long name:" "Anonymous"
RAN=$ans
fi
readln "A short name to appear in lists:" `echo $HOSTNAME|sed 's/\..*//'`
SN=$ans
readln "Accept Mixmaster (Type II) messages?" y
mix=$ans
readln "Accept PGP (Type I) remailer messages?" n
pgp=$ans
unencrypted=n
if [ "$pgp" = "y" ]
then
readln "Accept unencrypted remailer messages?" n
unencrypted=$ans
fi
echo "Mixmaster will log error messages and warnings. Do you want to log"
readln "informational messages about normal operation as well?" y
if [ "$ans" = y ]
then
verbose=2
else
verbose=1
fi
readln "Filter binary attachments?" n
binfilter=$ans
if [ "$middle" = n ]
then
if [ "$autoreply" = y ]
then
readln "Allow users to add themselves to the list of blocked addresses?" y
autoblock=$ans
fi
echo "Do you want to allow posting? Newsgroups can be restricted in dest.blk.
y)es, post locally; use m)ail-to-news gateway; n)o."
readln "Allow posting to Usenet?" m
post="$ans"
if [ "$ans" = y ]
then
whereis inews /usr/lib/news/inews
readln "News posting software:" "$found -h"
news=$ans
readln "Organization line for anonymous Usenet posts:" "Anonymous Posting Service"
orga=$ans
readln "Use anti-spam message IDs?" y
mid=$ans
elif [ "$ans" = m ]
then
readln "Mail-to-news gateway:" mail2news@nym.alias.net
news=$ans
fi
fi
# Commented the poolsize question out, since poolsize is the least
# important of the three pool parameters.
#
# echo "How many messages do you want to keep in the reordering pool?
#A larger pool is more secure, but also causes higher latency.
#0 means to remail immediately."
# readln "Pool size:" 45
# poolsize=$ans
mbox=
if [ -f ~/.forward ]
then
mbox=`head -1 ~/.forward | sed 's/^"//;s/"$//'`
if echo "$mbox" | grep 'mix' >/dev/null 2>/dev/null
then
mbox=
elif echo "$mbox" | grep 'procmail' >/dev/null 2>/dev/null
then
if grep mix ~/.procmailrc >/dev/null 2>/dev/null
then
mbox=
fi
fi
fi
if [ "$mbox" = "" ]
then
mbox=${MAIL:-/usr/spool/mail/$NAME}
touch "$mbox"
if [ ! -w "$mbox" ]
then
echo "$mbox is not writeable."
readln "Mailbox for non-remailer messages:" "${MIXDEST}/mbox"
mbox=$ans
fi
fi
cat <<END >mix.cfg
# mix.cfg -- installed $Date
SENDMAIL $sendmail -t
# Where to store non-remailer messages:
MAILBOX $mbox
#MAILABUSE mbox.abuse
#MAILBLOCK mbox.block
#MAILUSAGE mbox.usage
#MAILANON mbox.anon
#MAILERROR mbox.error