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 "$@"
  30 }
  31
  32 break_repository_sources_index() {
  33     mv "$APTARCHIVE/dists/unstable/main/source/Sources.gz" "$APTARCHIVE/dists/unstable/main/source/Sources.gz.orig"
  34     printf 'xxx' > "$APTARCHIVE/dists/unstable/main/source/Sources"
  35     compressfile "$APTARCHIVE/dists/unstable/main/source/Sources" "$@"
  36 }
  37
  38 start_with_good_inrelease() {
  39     create_fresh_archive
  40     testsuccess aptget update
  41     listcurrentlistsdirectory > lists.before
  42     testsuccessequal 'dpkg/now 1.16.2+fake all [installed,local]
  43 old/unstable 1.0 all' apt list -qq
  44 }
  45
  46 test_inrelease_to_new_inrelease() {
  47     msgmsg 'Test InRelease to new InRelease works fine'
  48     start_with_good_inrelease
  49
  50     add_new_package '+1hour'
  51     testsuccess aptget update -o Debug::Acquire::Transaction=1
  52     testsuccessequal 'dpkg/now 1.16.2+fake all [installed,local]
  53 new/unstable 1.0 all
  54 old/unstable 1.0 all' apt list -qq
  55 }
  56
  57 test_inrelease_to_broken_hash_reverts_all() {
  58     msgmsg 'Test InRelease to broken InRelease reverts everything'
  59     start_with_good_inrelease
  60
  61     add_new_package '+1hour'
  62     # break the Sources file
  63     break_repository_sources_index '+1hour'
  64
  65     # test the error condition
  66     testfailureequal "E: Failed to fetch file:${APTARCHIVE}/dists/unstable/main/source/Sources.gz  Hash Sum mismatch
  67    Hashes of expected file:
  68     - Checksum-FileSize:$(stat -c '%s' 'aptarchive/dists/unstable/main/source/Sources.gz.orig') [weak]
  69     - SHA256:$(sha256sum 'aptarchive/dists/unstable/main/source/Sources.gz.orig' | cut -d' ' -f 1)
  70    Hashes of received file:
  71     - SHA256:$(sha256sum 'aptarchive/dists/unstable/main/source/Sources.gz' | cut -d' ' -f 1)
  72     - Checksum-FileSize:$(stat -c '%s' 'aptarchive/dists/unstable/main/source/Sources.gz') [weak]
  73    Last modification reported: $(lastmodification 'aptarchive/dists/unstable/main/source/Sources.gz')
  74    Release file created at: $(releasefiledate 'aptarchive/dists/unstable/InRelease')
  75 E: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -qq
  76     # ensure that the Packages file is also rolled back
  77     testfileequal lists.before "$(listcurrentlistsdirectory)"
  78     testfailureequal "E: Unable to locate package new" aptget install new -s -qq
  79 }
  80
  81 test_inrelease_to_valid_release() {
  82     msgmsg 'Test InRelease to valid Release'
  83     start_with_good_inrelease
  84
  85     add_new_package '+1hour'
  86     # switch to a unsigned repo now
  87     rm -f "$APTARCHIVE/dists/unstable/InRelease" "$APTARCHIVE/dists/unstable/Release.gpg"
  88
  89     # update fails
  90     testfailureequal "E: The repository 'file:${APTARCHIVE} unstable Release' is no longer signed." aptget update -qq
  91
  92     # test that security downgrade was not successful
  93     testfileequal lists.before "$(listcurrentlistsdirectory)"
  94     testsuccess aptget install old -s
  95     testfailure aptget install new -s
  96     testnotempty find "${ROOTDIR}/var/lib/apt/lists" -name '*_InRelease'
  97     testempty find "${ROOTDIR}/var/lib/apt/lists" -name '*_Release'
  98 }
  99
 100 test_inrelease_to_release_reverts_all() {
 101     msgmsg 'Test InRelease to broken Release reverts everything'
 102     start_with_good_inrelease
 103
 104     # switch to a unsigned repo now
 105     add_new_package '+1hour'
 106     rm -f "$APTARCHIVE/dists/unstable/InRelease" "$APTARCHIVE/dists/unstable/Release.gpg"
 107
 108     # break it
 109     break_repository_sources_index '+1hour'
 110
 111     # ensure error
 112     testfailureequal "E: The repository 'file:${APTARCHIVE} unstable Release' is no longer signed." aptget update -qq # -o Debug::acquire::transaction=1
 113
 114     # ensure that the Packages file is also rolled back
 115     testfileequal lists.before "$(listcurrentlistsdirectory)"
 116     testsuccess aptget install old -s
 117     testfailure aptget install new -s
 118     testnotempty find "${ROOTDIR}/var/lib/apt/lists" -name '*_InRelease'
 119     testempty find "${ROOTDIR}/var/lib/apt/lists" -name '*_Release'
 120 }
 121
 122 test_unauthenticated_to_invalid_inrelease() {
 123     msgmsg 'Test UnAuthenticated to invalid InRelease reverts everything'
 124     create_fresh_archive
 125     rm -f "$APTARCHIVE/dists/unstable/InRelease" "$APTARCHIVE/dists/unstable/Release.gpg"
 126
 127     testwarning aptget update --allow-insecure-repositories
 128     listcurrentlistsdirectory > lists.before
 129     testfailureequal "WARNING: The following packages cannot be authenticated!
 130   old
 131 E: There were unauthenticated packages and -y was used without --allow-unauthenticated" aptget install -qq -y old
 132
 133     # go to authenticated but not correct
 134     add_new_package '+1hour'
 135     break_repository_sources_index '+1hour'
 136
 137     testfailureequal "E: Failed to fetch file:$APTARCHIVE/dists/unstable/main/source/Sources.gz  Hash Sum mismatch
 138    Hashes of expected file:
 139     - Checksum-FileSize:$(stat -c '%s' 'aptarchive/dists/unstable/main/source/Sources.gz.orig') [weak]
 140     - SHA256:$(sha256sum 'aptarchive/dists/unstable/main/source/Sources.gz.orig' | cut -d' ' -f 1)
 141    Hashes of received file:
 142     - SHA256:$(sha256sum 'aptarchive/dists/unstable/main/source/Sources.gz' | cut -d' ' -f 1)
 143     - Checksum-FileSize:$(stat -c '%s' 'aptarchive/dists/unstable/main/source/Sources.gz') [weak]
 144    Last modification reported: $(lastmodification 'aptarchive/dists/unstable/main/source/Sources.gz')
 145    Release file created at: $(releasefiledate 'aptarchive/dists/unstable/InRelease')
 146 E: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -qq
 147
 148     testfileequal lists.before "$(listcurrentlistsdirectory)"
 149     testempty find "${ROOTDIR}/var/lib/apt/lists" -maxdepth 1 -name '*_InRelease'
 150     testfailureequal "WARNING: The following packages cannot be authenticated!
 151   old
 152 E: There were unauthenticated packages and -y was used without --allow-unauthenticated" aptget install -qq -y old
 153 }
 154
 155 test_inrelease_to_unauth_inrelease() {
 156     msgmsg 'Test InRelease to InRelease without good sig'
 157     start_with_good_inrelease
 158
 159     signreleasefiles 'Marvin Paranoid'
 160
 161     testwarningequal "W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: file:${APTARCHIVE} unstable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY E8525D47528144E2
 162 W: Failed to fetch file:$APTARCHIVE/dists/unstable/InRelease  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY E8525D47528144E2
 163 W: Some index files failed to download. They have been ignored, or old ones used instead." aptget update -qq
 164
 165     testfileequal lists.before "$(listcurrentlistsdirectory)"
 166     testnotempty find "${ROOTDIR}/var/lib/apt/lists" -name '*_InRelease'
 167 }
 168
 169 test_inrelease_to_broken_gzip() {
 170     msgmsg "Test InRelease to broken gzip"
 171     start_with_good_inrelease
 172
 173     break_repository_sources_index '+1hour'
 174     generatereleasefiles '+2hours'
 175     signreleasefiles
 176
 177     # append junk at the end of the compressed file
 178     echo "lala" >> "$APTARCHIVE/dists/unstable/main/source/Sources.gz"
 179     touch -d '+2min' "$APTARCHIVE/dists/unstable/main/source/Sources.gz"
 180     # remove uncompressed file to avoid fallback
 181     rm "$APTARCHIVE/dists/unstable/main/source/Sources"
 182
 183     testfailure aptget update
 184     testsuccess grep 'Hash Sum mismatch' rootdir/tmp/testfailure.output
 185     testfileequal lists.before "$(listcurrentlistsdirectory)"
 186 }
 187
 188 TESTDIR="$(readlink -f "$(dirname "$0")")"
 189 . "$TESTDIR/framework"
 190
 191 setupenvironment
 192 configarchitecture "i386"
 193 export APT_DONT_SIGN='Release.gpg'
 194
 195 APTARCHIVE="$(readlink -f ./aptarchive)"
 196 ROOTDIR="${TMPWORKINGDIRECTORY}/rootdir"
 197 APTARCHIVE_LISTS="$(echo "$APTARCHIVE" | tr "/" "_" )"
 198
 199 # test the following cases:
 200 # - InRelease -> broken InRelease revert to previous state
 201 # - empty lists dir and broken remote leaves nothing on the system
 202 # - InRelease -> hashsum mismatch for one file reverts all files to previous state
 203 # - Release/Release.gpg -> hashsum mismatch
 204 # - InRelease -> Release with hashsum mismatch revert entire state and kills Release
 205 # - Release -> InRelease with broken Sig/Hash removes InRelease
 206 # going from Release/Release.gpg -> InRelease and vice versa
 207 # - unauthenticated -> invalid InRelease
 208
 209 # stuff to do:
 210 # - ims-hit
 211 # - gzip-index tests
 212
 213 test_inrelease_to_new_inrelease
 214 test_inrelease_to_broken_hash_reverts_all
 215 test_inrelease_to_valid_release
 216 test_inrelease_to_release_reverts_all
 217 test_unauthenticated_to_invalid_inrelease
 218 test_inrelease_to_unauth_inrelease
 219 test_inrelease_to_broken_gzip