test/integration/test-failing-maintainer-scripts

   1 #!/bin/sh
   2 set -e
   3
   4 TESTDIR=$(readlink -f $(dirname $0))
   5 . $TESTDIR/framework
   6
   7 setupenvironment
   8 configarchitecture 'native'
   9
  10 # create a bunch of failures
  11 createfailure() {
  12         setupsimplenativepackage "failure-$1" 'native' '1.0' 'unstable' 'Depends: dependee'
  13         BUILDDIR="incoming/failure-$1-1.0"
  14         echo '#!/bin/sh
  15 exit 29' > ${BUILDDIR}/debian/$1
  16         buildpackage "$BUILDDIR" 'unstable' 'main' 'native'
  17         rm -rf "$BUILDDIR"
  18 }
  19
  20 buildsimplenativepackage 'dependee' 'native' '1.0' 'unstable'
  21 createfailure 'preinst'
  22 createfailure 'postinst'
  23 createfailure 'prerm'
  24 createfailure 'postrm'
  25
  26 setupaptarchive
  27
  28 # create a library to noop chroot() and rewrite maintainer script executions
  29 # via execvp() as used by dpkg as we don't want our rootdir to be a fullblown
  30 # chroot directory dpkg could chroot into to execute the maintainer scripts
  31 cat << EOF > noopchroot.c
  32 #define _GNU_SOURCE
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36 #include <dlfcn.h>
  37
  38 static char * chrootdir = NULL;
  39
  40 int chroot(const char *path) {
  41         printf("WARNING: CHROOTing to %s was ignored!\n", path);
  42         free(chrootdir);
  43         chrootdir = strdup(path);
  44         return 0;
  45 }
  46 int execvp(const char *file, char *const argv[]) {
  47         static int (*func_execvp) (const char *, char * const []) = NULL;
  48         if (func_execvp == NULL)
  49                 func_execvp = (int (*) (const char *, char * const [])) dlsym(RTLD_NEXT, "execvp");
  50         if (chrootdir == NULL || strncmp(file, "/var/lib/dpkg/", strlen("/var/lib/dpkg/")) != 0)
  51                 return func_execvp(file, argv);
  52         printf("REWRITE execvp call %s into %s\n", file, chrootdir);
  53         char newfile[strlen(chrootdir) + strlen(file)];
  54         strcpy(newfile, chrootdir);
  55         strcat(newfile, file);
  56         return func_execvp(newfile, argv);
  57 }
  58 EOF
  59 testsuccess gcc -fPIC -shared -o noopchroot.so noopchroot.c -ldl
  60
  61 mkdir -p "${TMPWORKINGDIRECTORY}/rootdir/usr/bin/"
  62 DPKG="${TMPWORKINGDIRECTORY}/rootdir/usr/bin/dpkg"
  63 echo "#!/bin/sh
  64 if [ -n \"\$LD_PRELOAD\" ]; then
  65         export LD_PRELOAD=\"${TMPWORKINGDIRECTORY}/noopchroot.so \${LD_PRELOAD}\"
  66 else
  67         export LD_PRELOAD=\"${TMPWORKINGDIRECTORY}/noopchroot.so\"
  68 fi
  69 dpkg \"\$@\"" > $DPKG
  70 chmod +x $DPKG
  71 sed -ie "s|^DPKG::options:: \"dpkg\";\$|DPKG::options:: \"$DPKG\";|" aptconfig.conf
  72
  73 # setup some pre- and post- invokes to check the output isn't garbled later
  74 APTHOOK="${TMPWORKINGDIRECTORY}/rootdir/usr/bin/apthook"
  75 echo '#!/bin/sh
  76 echo "$1: START"
  77 echo "$1: MaiN"
  78 echo "$1: ENd"' > $APTHOOK
  79 chmod +x $APTHOOK
  80 echo "DPKG::Pre-Invoke:: \"${APTHOOK} PRE\";
  81 DPKG::Post-Invoke:: \"${APTHOOK} POST\";" > rootdir/etc/apt/apt.conf.d/99apthooks
  82
  83 testmyfailure() {
  84         local PROGRESS='rootdir/tmp/progress.log'
  85         exec 3> $PROGRESS
  86         testfailure "$@" -o APT::Status-Fd=3
  87         msgtest 'Test for failure message of maintainerscript in' 'console log'
  88         local TEST='rootdir/tmp/testfailure.output'
  89         if grep -q 'exit status 29' "$TEST"; then
  90                 msgpass
  91         else
  92                 cat $TEST
  93                 msgfail
  94         fi
  95         msgtest 'Test for proper execution of invoke scripts in' 'console log'
  96         if grep -q '^PRE: START$' $TEST &&
  97                 grep -q '^PRE: MaiN$' $TEST &&
  98                 grep -q '^PRE: ENd$' $TEST &&
  99                 grep -q '^POST: START$' $TEST &&
 100                 grep -q '^POST: MaiN$' $TEST &&
 101                 grep -q '^POST: ENd$' $TEST; then
 102                 msgpass
 103         else
 104                 cat $TEST
 105                 msgfail
 106         fi
 107         msgtest 'Test for failure message of maintainerscript in' 'progress log'
 108         if grep -q '^pmerror:.\+exit status 29$' "$PROGRESS"; then
 109                 msgpass
 110         else
 111                 cat $PROGRESS
 112                 msgfail
 113         fi
 114         testmarkedauto 'dependee'
 115 }
 116
 117 cp -a rootdir/var/lib/dpkg/status rootdir/var/lib/dpkg/status.backup
 118 testmyfailure aptget install failure-preinst -y
 119 cp -a rootdir/var/lib/dpkg/status.backup rootdir/var/lib/dpkg/status
 120 testmyfailure aptget install failure-postinst -y
 121 cp -a rootdir/var/lib/dpkg/status.backup rootdir/var/lib/dpkg/status
 122 testsuccess aptget install failure-prerm -y
 123 testdpkginstalled failure-prerm
 124 testmyfailure aptget purge failure-prerm -y
 125 cp -a rootdir/var/lib/dpkg/status.backup rootdir/var/lib/dpkg/status
 126 testsuccess aptget install failure-postrm -y
 127 testdpkginstalled failure-postrm
 128 testmyfailure aptget purge failure-postrm -y
 129
 130 # FIXME: test with output going to a PTY as it usually does
 131 #cp -a rootdir/var/lib/dpkg/status.backup rootdir/var/lib/dpkg/status
 132 #aptget install failure-preinst -y