#!/bin/sh

set -e

TESTDIR=$(readlink -f $(dirname $0))
. $TESTDIR/framework

setupenvironment
configarchitecture "i386"

buildsimplenativepackage 'good-pkg' 'all' '1.0' 'stable'

setupaptarchive

# now exchange to the Packages file, note that this could be 
# done via MITM too
cat > aptarchive/dists/stable/main/binary-i386/Packages <<EOF
Package: bad-mitm
Installed-Size: 108
Architecture: all
Version: 0.5-3
Filename: pool/bad-mitm.deb
Size: 14348
SHA256: e9b9a3859940c5882b35d56c0097667e552d87b662778c2c451fe6db657b0519
Description: Evil package
EOF
for pair in "gzip:gz"  "bzip2:bz2"  "lzma:lzma"  "xz:xz"; do
    compressor=$(echo $pair|cut -f1 -d:)
    extension=$(echo $pair|cut -f2 -d:)
    $compressor -c aptarchive/dists/stable/main/binary-i386/Packages > aptarchive/dists/stable/main/binary-i386/Packages.$extension
done

# add a space into the BEGIN PGP SIGNATURE PART/END PGP SIGNATURE part
# to trick apt - this is still legal to gpg(v)
sed -i '/^-----BEGIN PGP SIGNATURE-----/,/^-----END PGP SIGNATURE-----/ s/^$/  /g'  aptarchive/dists/stable/InRelease

# and append our own hashes for the modified Packages files
cat >> aptarchive/dists/stable/InRelease <<EOF
Origin: Ansgar
Codename: evilevil
Suite: stable
Date: Sun, 03 Jun 2012 13:26:11 UTC
Architectures: i386
Components: main
SHA512:
EOF
for comp in "" ".gz" ".bz2" ".xz" ".lzma"; do
 # Packages
 s="$(sha512sum aptarchive/dists/stable/main/binary-i386/Packages$comp | cut -f1 -d' ') $(stat -c %s aptarchive/dists/stable/main/binary-i386/Packages$comp) main/binary-i386/Packages$comp"
 echo " $s" >> aptarchive/dists/stable/InRelease
 # Sources
 s="$(sha512sum aptarchive/dists/stable/main/source/Sources$comp | cut -f1 -d' ') $(stat -c %s aptarchive/dists/stable/main/source/Sources$comp) main/source/Sources$comp"
 echo " $s" >> aptarchive/dists/stable/InRelease
done;

# deliver this
changetowebserver

# ensure the update fails 
# useful for debugging to add "-o Debug::pkgAcquire::auth=true"
if aptget update -qq; then
    msgfail "apt-get update should NOT work for MITM"
    exit 1
fi

# ensure there is no package
testequal 'Reading package lists...
Building dependency tree...
E: Unable to locate package bad-mitm' aptget install bad-mitm

# and verify that its not picked up
#testequal 'N: Unable to locate package bad-mitm' aptcache policy bad-mitm

# and that the right one is used
#testequal 'good-pkg:
#+  Installed: (none)
#+  Candidate: 1.0
#+  Version table:
#+     1.0 0
#+        500 http://localhost/ stable/main i386 Packages' aptcache policy good-pkg