test/integration/test-apt-key-net-update

   1 #!/bin/sh
   2 set -e
   3
   4 TESTDIR=$(readlink -f $(dirname $0))
   5 . $TESTDIR/framework
   6
   7 setupenvironment
   8 configarchitecture "i386"
   9
  10 # mock
  11 requires_root() {
  12     return 0
  13 }
  14
  15 # extract net_update() and import it
  16 func=$( sed -n -e '/^add_keys_with_verify_against_master_keyring/,/^}/p' ${BUILDDIRECTORY}/apt-key )
  17 eval "$func"
  18
  19 mkdir -p ./etc/apt
  20 TRUSTEDFILE=./etc/apt/trusted.gpg
  21 mkdir -p ./var/lib/apt/keyrings
  22 TMP_KEYRING=./var/lib/apt/keyrings/maybe-import-keyring.gpg
  23 GPG_CMD="gpg --ignore-time-conflict --no-options --no-default-keyring"
  24 GPG="$GPG_CMD --keyring $TRUSTEDFILE"
  25 MASTER_KEYRING=/usr/share/keyrings/ubuntu-master-keyring.gpg
  26
  27 # COPYIED from apt-key.in --------------
  28
  29 # gpg needs a trustdb to function, but it can't be invalid (not even empty)
  30 # so we create a temporary directory to store our fresh readable trustdb in
  31 TRUSTDBDIR="$(mktemp -d)"
  32 CURRENTTRAP="${CURRENTTRAP} rm -rf '${TRUSTDBDIR}';"
  33 trap "${CURRENTTRAP}" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
  34 chmod 700 "$TRUSTDBDIR"
  35 # We also don't use a secret keyring, of course, but gpg panics and
  36 # implodes if there isn't one available - and writeable for imports
  37 SECRETKEYRING="${TRUSTDBDIR}/secring.gpg"
  38 touch $SECRETKEYRING
  39 GPG_CMD="$GPG_CMD --secret-keyring $SECRETKEYRING"
  40 GPG_CMD="$GPG_CMD --trustdb-name ${TRUSTDBDIR}/trustdb.gpg"
  41 #----------------------------------------- END COPY
  42
  43 msgtest "add_keys_with_verify_against_master_keyring"
  44 if [ ! -e $MASTER_KEYRING ]; then
  45     echo -n "No $MASTER_KEYRING found"
  46     msgskip
  47     exit 0
  48 fi
  49
  50 # test bad keyring and ensure its not added (LP: #857472)
  51 ADD_KEYRING=./keys/exploid-keyring-with-dupe-keys.pub
  52 if add_keys_with_verify_against_master_keyring $ADD_KEYRING $MASTER_KEYRING; then
  53     msgfail
  54 else
  55     msgpass
  56 fi
  57
  58 # ensure the keyring is still empty
  59 gpg_out=$($GPG --list-keys)
  60 msgtest "Test if keyring is empty"
  61 if [ -n "" ]; then
  62     msgfail
  63 else
  64     msgpass
  65 fi
  66
  67
  68 # test another possible attack vector using subkeys (LP: #1013128)
  69 msgtest "add_keys_with_verify_against_master_keyring with subkey attack"
  70 ADD_KEYRING=./keys/exploid-keyring-with-dupe-subkeys.pub
  71 if add_keys_with_verify_against_master_keyring $ADD_KEYRING $MASTER_KEYRING; then
  72     msgfail
  73 else
  74     msgpass
  75 fi
  76
  77 # ensure the keyring is still empty
  78 gpg_out=$($GPG --list-keys)
  79 msgtest "Test if keyring is empty"
  80 if [ -n "" ]; then
  81     msgfail
  82 else
  83     msgpass
  84 fi
  85
  86
  87 # test good keyring and ensure we get no errors
  88 ADD_KEYRING=/usr/share/keyrings/ubuntu-archive-keyring.gpg
  89 if add_keys_with_verify_against_master_keyring $ADD_KEYRING $MASTER_KEYRING; then
  90     msgpass
  91 else
  92     msgfail
  93 fi
  94
  95 testequal './etc/apt/trusted.gpg
  96 ---------------------
  97 pub   1024D/437D05B5 2004-09-12
  98 uid                  Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>
  99 sub   2048g/79164387 2004-09-12
 100
 101 pub   1024D/FBB75451 2004-12-30
 102 uid                  Ubuntu CD Image Automatic Signing Key <cdimage@ubuntu.com>
 103
 104 pub   4096R/C0B21F32 2012-05-11
 105 uid                  Ubuntu Archive Automatic Signing Key (2012) <ftpmaster@ubuntu.com>
 106
 107 pub   4096R/EFE21092 2012-05-11
 108 uid                  Ubuntu CD Image Automatic Signing Key (2012) <cdimage@ubuntu.com>
 109 ' $GPG --list-keys
 110