3 # Ensure that a MITM can not stale the Packages/Sources without 
   4 # raising a error message. Note that the Release file is protected 
   5 # via the "Valid-Until" header 
   9 TESTDIR
=$(readlink -f $(dirname $0)) 
  13 configarchitecture 
"i386" 
  15 insertpackage 
'unstable' 'foo' 'i386' '1.0' 
  17 setupaptarchive 
--no-update 
  20 echo "Acquire::Languages \"none\";" > rootdir
/etc
/apt
/apt.conf.d
/00nolanguages
 
  21 testsuccess aptget update 
-o Debug
::pkgAcquire
::Worker
=1 -o Debug
::Acquire
::http
=1 
  22 listcurrentlistsdirectory 
> lists.before
 
  25 mkdir aptarchive
/dists
/unstable
/main
/binary
-i386/saved
 
  26 cp -p aptarchive
/dists
/unstable
/main
/binary
-i386/Packages
* \
 
  27      aptarchive
/dists
/unstable
/main
/binary
-i386/saved
 
  28 insertpackage 
'unstable' 'foo' 'i386' '2.0' 
  29 touch -d '+1 hour' aptarchive
/dists
/unstable
/main
/binary
-i386/Packages
 
  30 compressfile aptarchive
/dists
/unstable
/main
/binary
-i386/Packages
 
  31 # ensure that we do not get a I-M-S hit for the Release file 
  33 generatereleasefiles 
'+1hour' 
  36 # but now only deliver the previous Packages file instead of the new one 
  37 # (simulating a stale attack) 
  38 cp -p aptarchive
/dists
/unstable
/main
/binary
-i386/saved
/Packages
* \
 
  39      aptarchive
/dists
/unstable
/main
/binary
-i386/ 
  41 # ensure this raises an error 
  42 testfailuremsg 
"W: Failed to fetch http://localhost:${APTHTTPPORT}/dists/unstable/main/binary-i386/Packages.gz  Hash Sum mismatch 
  43 E: Some index files failed to download. They have been ignored, or old ones used instead." aptget update 
-o Debug
::pkgAcquire
::Worker
=1 -o Debug
::Acquire
::http
=1 
  44 testfileequal lists.before 
"$(listcurrentlistsdirectory)"