test/integration/test-apt-update-rollback

   1 #!/bin/sh
   2 #
   3 # test that apt-get update is transactional
   4 #
   5 set -e
   6
   7 avoid_ims_hit() {
   8     touch -d '+1hour' aptarchive/dists/unstable/main/binary-i386/Packages*
   9     touch -d '+1hour' aptarchive/dists/unstable/main/source/Sources*
  10     touch -d '+1hour' aptarchive/dists/unstable/*Release*
  11
  12     touch -d '-1hour' rootdir/var/lib/apt/lists/*
  13 }
  14
  15 create_fresh_archive()
  16 {
  17     rm -rf aptarchive/*
  18     rm -f rootdir/var/lib/apt/lists/_* rootdir/var/lib/apt/lists/partial/*
  19
  20     insertpackage 'unstable' 'old' 'all' '1.0'
  21
  22     setupaptarchive --no-update
  23 }
  24
  25 add_new_package() {
  26     insertpackage "unstable" "new" "all" "1.0"
  27     insertsource "unstable" "new" "all" "1.0"
  28
  29     setupaptarchive --no-update "$@"
  30 }
  31
  32 break_repository_sources_index() {
  33     printf 'xxx' > $APTARCHIVE/dists/unstable/main/source/Sources
  34     compressfile "$APTARCHIVE/dists/unstable/main/source/Sources" "$@"
  35 }
  36
  37 start_with_good_inrelease() {
  38     create_fresh_archive
  39     testsuccess aptget update
  40     listcurrentlistsdirectory > lists.before
  41     testequal "old/unstable 1.0 all" apt list -q
  42 }
  43
  44 test_inrelease_to_new_inrelease() {
  45     msgmsg 'Test InRelease to new InRelease works fine'
  46     start_with_good_inrelease
  47
  48     add_new_package '+1hour'
  49     testsuccess aptget update -o Debug::Acquire::Transaction=1
  50     testequal "new/unstable 1.0 all
  51 old/unstable 1.0 all" apt list -q
  52 }
  53
  54 test_inrelease_to_broken_hash_reverts_all() {
  55     msgmsg 'Test InRelease to broken InRelease reverts everything'
  56     start_with_good_inrelease
  57
  58     add_new_package '+1hour'
  59     # break the Sources file
  60     break_repository_sources_index '+1hour'
  61
  62     # test the error condition
  63     testequal "W: Failed to fetch file:${APTARCHIVE}/dists/unstable/main/source/Sources  Hash Sum mismatch
  64
  65 E: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -qq
  66     # ensure that the Packages file is also rolled back
  67     testfileequal lists.before "$(listcurrentlistsdirectory)"
  68     testequal "E: Unable to locate package new" aptget install new -s -qq
  69 }
  70
  71 test_inrelease_to_valid_release() {
  72     msgmsg 'Test InRelease to valid Release'
  73     start_with_good_inrelease
  74
  75     add_new_package '+1hour'
  76     # switch to a unsigned repo now
  77     rm $APTARCHIVE/dists/unstable/InRelease
  78     rm $APTARCHIVE/dists/unstable/Release.gpg
  79
  80     # update fails
  81     testequal "E: The repository 'file: unstable Release.gpg' is no longer signed." aptget update -qq
  82
  83     # test that security downgrade was not successful
  84     testfileequal lists.before "$(listcurrentlistsdirectory)"
  85     testsuccess aptget install old -s
  86     testfailure aptget install new -s
  87     testsuccess ls $ROOTDIR/var/lib/apt/lists/*_InRelease
  88     testfailure ls $ROOTDIR/var/lib/apt/lists/*_Release
  89 }
  90
  91 test_inrelease_to_release_reverts_all() {
  92     msgmsg 'Test InRelease to broken Release reverts everything'
  93     start_with_good_inrelease
  94
  95     # switch to a unsigned repo now
  96     add_new_package '+1hour'
  97     rm $APTARCHIVE/dists/unstable/InRelease
  98     rm $APTARCHIVE/dists/unstable/Release.gpg
  99
 100     # break it
 101     break_repository_sources_index '+1hour'
 102
 103     # ensure error
 104     testequal "E: The repository 'file: unstable Release.gpg' is no longer signed." aptget update -qq # -o Debug::acquire::transaction=1
 105
 106     # ensure that the Packages file is also rolled back
 107     testfileequal lists.before "$(listcurrentlistsdirectory)"
 108     testsuccess aptget install old -s
 109     testfailure aptget install new -s
 110     testsuccess ls $ROOTDIR/var/lib/apt/lists/*_InRelease
 111     testfailure ls $ROOTDIR/var/lib/apt/lists/*_Release
 112 }
 113
 114 test_unauthenticated_to_invalid_inrelease() {
 115     msgmsg 'Test UnAuthenticated to invalid InRelease reverts everything'
 116     create_fresh_archive
 117     rm $APTARCHIVE/dists/unstable/InRelease
 118     rm $APTARCHIVE/dists/unstable/Release.gpg
 119
 120     testwarning aptget update --allow-insecure-repositories
 121     listcurrentlistsdirectory > lists.before
 122     testequal "WARNING: The following packages cannot be authenticated!
 123   old
 124 E: There are problems and -y was used without --force-yes" aptget install -qq -y old
 125
 126     # go to authenticated but not correct
 127     add_new_package '+1hour'
 128     break_repository_sources_index '+1hour'
 129
 130     testequal "W: Failed to fetch file:$APTARCHIVE/dists/unstable/main/source/Sources  Hash Sum mismatch
 131
 132 E: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -qq
 133
 134     testfileequal lists.before "$(listcurrentlistsdirectory)"
 135     testfailure ls rootdir/var/lib/apt/lists/*_InRelease
 136     testequal "WARNING: The following packages cannot be authenticated!
 137   old
 138 E: There are problems and -y was used without --force-yes" aptget install -qq -y old
 139 }
 140
 141 test_inrelease_to_unauth_inrelease() {
 142     msgmsg 'Test InRelease to InRelease without good sig'
 143     start_with_good_inrelease
 144
 145     signreleasefiles 'Marvin Paranoid'
 146
 147     testequal "W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: file: unstable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY E8525D47528144E2
 148
 149 W: Failed to fetch file:$APTARCHIVE/dists/unstable/InRelease  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY E8525D47528144E2
 150
 151 W: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -qq
 152
 153     testfileequal lists.before "$(listcurrentlistsdirectory)"
 154     testsuccess ls rootdir/var/lib/apt/lists/*_InRelease
 155 }
 156
 157 test_inrelease_to_broken_gzip() {
 158     msgmsg "Test InRelease to broken gzip"
 159     start_with_good_inrelease
 160
 161     # append junk at the end of the compressed file
 162     echo "lala" >> $APTARCHIVE/dists/unstable/main/source/Sources.gz
 163     touch -d '+2min' $APTARCHIVE/dists/unstable/main/source/Sources.gz
 164     # remove uncompressed file to avoid fallback
 165     rm $APTARCHIVE/dists/unstable/main/source/Sources
 166
 167     testfailure aptget update
 168     testfileequal lists.before "$(listcurrentlistsdirectory)"
 169 }
 170
 171 TESTDIR=$(readlink -f $(dirname $0))
 172 . $TESTDIR/framework
 173
 174 setupenvironment
 175 configarchitecture "i386"
 176
 177 # setup the archive and ensure we have a single package that installs fine
 178 setupaptarchive
 179 APTARCHIVE=$(readlink -f ./aptarchive)
 180 ROOTDIR=${TMPWORKINGDIRECTORY}/rootdir
 181 APTARCHIVE_LISTS="$(echo $APTARCHIVE | tr "/" "_" )"
 182
 183 # test the following cases:
 184 # - InRelease -> broken InRelease revert to previous state
 185 # - empty lists dir and broken remote leaves nothing on the system
 186 # - InRelease -> hashsum mismatch for one file reverts all files to previous state
 187 # - Release/Release.gpg -> hashsum mismatch
 188 # - InRelease -> Release with hashsum mismatch revert entire state and kills Release
 189 # - Release -> InRelease with broken Sig/Hash removes InRelease
 190 # going from Release/Release.gpg -> InRelease and vice versa
 191 # - unauthenticated -> invalid InRelease
 192
 193 # stuff to do:
 194 # - ims-hit
 195 # - gzip-index tests
 196
 197 test_inrelease_to_new_inrelease
 198 test_inrelease_to_broken_hash_reverts_all
 199 test_inrelease_to_valid_release
 200 test_inrelease_to_release_reverts_all
 201 test_unauthenticated_to_invalid_inrelease
 202 test_inrelease_to_unauth_inrelease
 203 test_inrelease_to_broken_gzip