]> git.saurik.com Git - apt.git/blobdiff - test/integration/framework
close leaking slave fd after setting up pty magic
[apt.git] / test / integration / framework
index 9ce300d55a56591b943b6cfd63ade4b24ac78072..ff059f59e8c69e2628a9340266d63ee9665d8a7d 100644 (file)
@@ -32,7 +32,7 @@ msgprintf() {
                printf "$START " "$1"
                shift
                while [ -n "$1" ]; do
-                       printf "$MIDDLE " "$(echo "$1" | sed -e 's#^apt\([cgfs]\)#apt-\1#')"
+                       printf "$MIDDLE " "$(echo "$1" | sed -e 's#^apt\([cfghs]\)#apt-\1#')"
                        shift
                done
        fi
@@ -57,9 +57,9 @@ msgskip() {
 msgfail() {
        if [ $# -gt 0 ]; then printf "${CFAIL}FAIL: $*${CNORMAL}\n" >&2;
        else printf "${CFAIL}FAIL${CNORMAL}\n" >&2; fi
-        if [ -n "$APT_DEBUG_TESTS" ]; then
-            bash
-        fi
+       if [ -n "$APT_DEBUG_TESTS" ]; then
+               $SHELL
+       fi
        EXIT_CODE=$((EXIT_CODE+1));
 }
 
@@ -77,12 +77,6 @@ if [ $MSGLEVEL -le 2 ]; then
        msgnmsg() { true; }
        msgtest() { true; }
        msgpass() { printf " ${CPASS}P${CNORMAL}"; }
-       msgskip() { printf " ${CWARNING}S${CNORMAL}" >&2; }
-       if [ -n "$CFAIL" ]; then
-               msgfail() { printf " ${CFAIL}FAIL${CNORMAL}" >&2; EXIT_CODE=$((EXIT_CODE+1)); }
-       else
-               msgfail() { printf " ###FAILED###" >&2; EXIT_CODE=$((EXIT_CODE+1)); }
-       fi
 fi
 if [ $MSGLEVEL -le 3 ]; then
        msginfo() { true; }
@@ -134,6 +128,7 @@ aptwebserver() { runapt "${APTWEBSERVERBINDIR}/aptwebserver" "$@"; }
 aptitude() { runapt aptitude "$@"; }
 aptextracttemplates() { runapt apt-extracttemplates "$@"; }
 aptinternalsolver() { runapt "${APTINTERNALSOLVER}" "$@"; }
+aptdumpsolver() { runapt "${APTDUMPSOLVER}" "$@"; }
 
 dpkg() {
        command dpkg --root=${TMPWORKINGDIRECTORY}/rootdir --force-not-root --force-bad-path --log=${TMPWORKINGDIRECTORY}/rootdir/var/log/dpkg.log "$@"
@@ -176,14 +171,20 @@ addtrap() {
 }
 
 setupenvironment() {
+       # privilege dropping and testing doesn't work if /tmp isn't world-writeable (as e.g. with libpam-tmpdir)
+       if [ -n "$TMPDIR" ] && [ "$(id -u)" = '0' ] && [ "$(stat --format '%a' "$TMPDIR")" != '1777' ]; then
+               unset TMPDIR
+       fi
        TMPWORKINGDIRECTORY=$(mktemp -d)
        addtrap "cd /; rm -rf $TMPWORKINGDIRECTORY;"
        msgninfo "Preparing environment for ${CCMD}$(basename $0)${CINFO} in ${TMPWORKINGDIRECTORY}… "
 
+       mkdir -m 700 "${TMPWORKINGDIRECTORY}/downloaded"
        if [ "$(id -u)" = '0' ]; then
                # relax permissions so that running as root with user switching works
                umask 022
-               chmod o+rx "$TMPWORKINGDIRECTORY"
+               chmod 711 "$TMPWORKINGDIRECTORY"
+               chown _apt:root "${TMPWORKINGDIRECTORY}/downloaded"
        fi
 
        TESTDIRECTORY=$(readlink -f $(dirname $0))
@@ -194,6 +195,7 @@ setupenvironment() {
         APTHELPERBINDIR=${APT_INTEGRATION_TESTS_LIBEXEC_DIR:-"${BUILDDIRECTORY}"}
         APTWEBSERVERBINDIR=${APT_INTEGRATION_TESTS_WEBSERVER_BIN_DIR:-"${BUILDDIRECTORY}"}
         APTINTERNALSOLVER=${APT_INTEGRATION_TESTS_INTERNAL_SOLVER:-"${BUILDDIRECTORY}/apt-internal-solver"}
+       APTDUMPSOLVER=${APT_INTEGRATION_TESTS_DUMP_SOLVER:-"${BUILDDIRECTORY}/apt-dump-solver"}
        test -x "${BUILDDIRECTORY}/apt-get" || msgdie "You need to build tree first"
         # -----
 
@@ -201,7 +203,7 @@ setupenvironment() {
        mkdir rootdir aptarchive keys
        cd rootdir
        mkdir -p etc/apt/apt.conf.d etc/apt/sources.list.d etc/apt/trusted.gpg.d etc/apt/preferences.d
-       mkdir -p usr/bin var/cache var/lib/apt var/log tmp
+       mkdir -p usr/bin var/cache var/lib var/log tmp
        mkdir -p var/lib/dpkg/info var/lib/dpkg/updates var/lib/dpkg/triggers
        touch var/lib/dpkg/available
        mkdir -p usr/lib/apt
@@ -234,7 +236,6 @@ setupenvironment() {
 
        echo "Dir \"${TMPWORKINGDIRECTORY}/rootdir\";" > aptconfig.conf
        echo "Dir::state::status \"${TMPWORKINGDIRECTORY}/rootdir/var/lib/dpkg/status\";" >> aptconfig.conf
-       echo "Debug::NoLocking \"true\";" >> aptconfig.conf
        echo "APT::Get::Show-User-Simulation-Note \"false\";" >> aptconfig.conf
        echo "Dir::Bin::Methods \"${METHODSDIR}\";" >> aptconfig.conf
        # store apt-key were we can access it, even if we run it as a different user
@@ -271,6 +272,14 @@ setupenvironment() {
        echo "Apt::Cmd::Disable-Script-Warning \"1\";" > rootdir/etc/apt/apt.conf.d/apt-binary
        configcompression '.' 'gz' #'bz2' 'lzma' 'xz'
 
+       # create some files in /tmp and look at user/group to get what this means
+       TEST_DEFAULT_USER="$USER"
+       if [ "$(uname)" = 'GNU/kFreeBSD' ]; then
+               TEST_DEFAULT_GROUP='root'
+       else
+               TEST_DEFAULT_GROUP="$USER"
+       fi
+
         # Acquire::AllowInsecureRepositories=false is not yet the default
         # but we want it to be the default soon
         configallowinsecurerepositories "false";
@@ -299,7 +308,7 @@ getarchitecture() {
 }
 
 getarchitectures() {
-       echo "$(aptconfig dump | grep APT::Architecture | cut -d'"' -f 2 | sed '/^$/ d' | sort | uniq | tr '\n' ' ')"
+       aptconfig dump --no-empty --format '%v%n' APT::Architecture APT::Architectures | sort -u | tr '\n' ' '
 }
 
 getarchitecturesfromcommalist() {
@@ -349,6 +358,54 @@ configdpkg() {
        fi
 }
 
+configdpkgnoopchroot() {
+       # create a library to noop chroot() and rewrite maintainer script executions
+       # via execvp() as used by dpkg as we don't want our rootdir to be a fullblown
+       # chroot directory dpkg could chroot into to execute the maintainer scripts
+       msgtest 'Building library to preload to make maintainerscript work in' 'dpkg'
+       cat << EOF > noopchroot.c
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <dlfcn.h>
+
+static char * chrootdir = NULL;
+
+int chroot(const char *path) {
+       printf("WARNING: CHROOTing to %s was ignored!\n", path);
+       free(chrootdir);
+       chrootdir = strdup(path);
+       return 0;
+}
+int execvp(const char *file, char *const argv[]) {
+       static int (*func_execvp) (const char *, char * const []) = NULL;
+       if (func_execvp == NULL)
+               func_execvp = (int (*) (const char *, char * const [])) dlsym(RTLD_NEXT, "execvp");
+       if (chrootdir == NULL || strncmp(file, "/var/lib/dpkg/", strlen("/var/lib/dpkg/")) != 0)
+               return func_execvp(file, argv);
+       printf("REWRITE execvp call %s into %s\n", file, chrootdir);
+       char newfile[strlen(chrootdir) + strlen(file)];
+       strcpy(newfile, chrootdir);
+       strcat(newfile, file);
+       return func_execvp(newfile, argv);
+}
+EOF
+       testsuccess --nomsg gcc -fPIC -shared -o noopchroot.so noopchroot.c -ldl
+
+       mkdir -p "${TMPWORKINGDIRECTORY}/rootdir/usr/bin/"
+       DPKG="${TMPWORKINGDIRECTORY}/rootdir/usr/bin/dpkg"
+       echo "#!/bin/sh
+if [ -n \"\$LD_PRELOAD\" ]; then
+       export LD_PRELOAD=\"${TMPWORKINGDIRECTORY}/noopchroot.so \${LD_PRELOAD}\"
+else
+       export LD_PRELOAD=\"${TMPWORKINGDIRECTORY}/noopchroot.so\"
+fi
+dpkg \"\$@\"" > $DPKG
+       chmod +x $DPKG
+       sed -ie "s|^DPKG::options:: \"dpkg\";\$|DPKG::options:: \"$DPKG\";|" aptconfig.conf
+}
+
 configallowinsecurerepositories() {
     echo "Acquire::AllowInsecureRepositories \"$1\";" >  rootdir/etc/apt/apt.conf.d/allow-insecure-repositories.conf
 
@@ -471,7 +528,7 @@ buildsimplenativepackage() {
        fi
        local BUILDDIR=${TMPWORKINGDIRECTORY}/incoming/${NAME}-${VERSION}
 
-       msgninfo "Build package ${NAME} in ${VERSION} for ${RELEASE} in ${DISTSECTION}… "
+       msgtest "Build source package in version ${VERSION} for ${RELEASE} in ${DISTSECTION}" "$NAME"
        mkdir -p $BUILDDIR/debian/source
        echo "* most suckless software product ever" > ${BUILDDIR}/FEATURES
        echo "#!/bin/sh
@@ -503,7 +560,10 @@ Package: $NAME" >> ${BUILDDIR}/debian/control
        echo "Description: $DESCRIPTION" >> ${BUILDDIR}/debian/control
 
        echo '3.0 (native)' > ${BUILDDIR}/debian/source/format
-       (cd ${BUILDDIR}/..; dpkg-source -b ${NAME}-${VERSION} 2>&1) | sed -n 's#^dpkg-source: info: building [^ ]\+ in ##p' \
+       cd ${BUILDDIR}/..
+       testsuccess --nomsg dpkg-source -b ${NAME}-${VERSION}
+       cd - >/dev/null
+       sed -n 's#^dpkg-source: info: building [^ ]\+ in ##p' ${TMPWORKINGDIRECTORY}/rootdir/tmp/testsuccess.output \
                | while read SRC; do
                echo "pool/${SRC}" >> ${BUILDDIR}/../${RELEASE}.${DISTSECTION}.srclist
 #              if expr match "${SRC}" '.*\.dsc' >/dev/null 2>&1; then
@@ -515,6 +575,7 @@ Package: $NAME" >> ${BUILDDIR}/debian/control
        done
 
        for arch in $(getarchitecturesfromcommalist "$ARCH"); do
+               msgtest "Build binary package for ${RELEASE} in ${SECTION}" "$NAME"
                rm -rf ${BUILDDIR}/debian/tmp
                mkdir -p ${BUILDDIR}/debian/tmp/DEBIAN ${BUILDDIR}/debian/tmp/usr/share/doc/${NAME} ${BUILDDIR}/debian/tmp/usr/bin
                cp ${BUILDDIR}/debian/copyright ${BUILDDIR}/debian/changelog ${BUILDDIR}/FEATURES ${BUILDDIR}/debian/tmp/usr/share/doc/${NAME}
@@ -528,11 +589,7 @@ Package: $NAME" >> ${BUILDDIR}/debian/control
                local LOG="${BUILDDIR}/../${NAME}_${VERSION}_${arch}.dpkg-deb.log"
                # ensure the right permissions as dpkg-deb ensists
                chmod 755 ${BUILDDIR}/debian/tmp/DEBIAN
-               if ! dpkg-deb -Z${COMPRESS_TYPE} --build ${BUILDDIR}/debian/tmp ${BUILDDIR}/.. >$LOG 2>&1; then
-                       cat $LOG
-                       false
-               fi
-               rm $LOG
+               testsuccess --nomsg dpkg-deb -Z${COMPRESS_TYPE} --build ${BUILDDIR}/debian/tmp ${BUILDDIR}/..
                echo "pool/${NAME}_${VERSION}_${arch}.deb" >> ${BUILDDIR}/../${RELEASE}.${DISTSECTION}.pkglist
        done
 
@@ -550,15 +607,13 @@ buildpackage() {
        local ARCH=$(getarchitecture $4)
        local PKGNAME="$(echo "$BUILDDIR" | grep -o '[^/]*$')"
        local BUILDLOG="$(readlink -f "${BUILDDIR}/../${PKGNAME}_${RELEASE}_${SECTION}.dpkg-bp.log")"
-       msgninfo "Build package ${PKGNAME} for ${RELEASE} in ${SECTION}… "
+       msgtest "Build package for ${RELEASE} in ${SECTION}" "$PKGNAME"
        cd $BUILDDIR
        if [ "$ARCH" = "all" ]; then
                ARCH="$(dpkg-architecture -qDEB_HOST_ARCH 2> /dev/null)"
        fi
-       if ! dpkg-buildpackage -uc -us -a$ARCH >$BUILDLOG 2>&1 ; then
-               cat $BUILDLOG
-               false
-       fi
+       testsuccess --nomsg dpkg-buildpackage -uc -us -a$ARCH
+       cp ${TMPWORKINGDIRECTORY}/rootdir/tmp/testsuccess.output $BUILDLOG
        local PKGS="$(grep '^dpkg-deb: building package' $BUILDLOG | cut -d'/' -f 2 | sed -e "s#'\.##")"
        local SRCS="$(grep '^dpkg-source: info: building' $BUILDLOG | grep -o '[a-z0-9._+~-]*$')"
        cd - > /dev/null
@@ -568,7 +623,6 @@ buildpackage() {
        for SRC in $SRCS; do
                echo "pool/${SRC}" >> ${TMPWORKINGDIRECTORY}/incoming/${RELEASE}.${SECTION}.srclist
        done
-       msgdone "info"
 }
 
 buildaptarchive() {
@@ -658,40 +712,52 @@ buildaptftparchivedirectorystructure() {
 }
 
 insertpackage() {
-       local RELEASE="$1"
+       local RELEASES="$1"
        local NAME="$2"
        local ARCH="$3"
        local VERSION="$4"
        local DEPENDENCIES="$5"
        local PRIORITY="${6:-optional}"
-       local DESCRIPTION="${7:-"an autogenerated dummy ${NAME}=${VERSION}/${RELEASE}
+       local DESCRIPTION="${7:-"an autogenerated dummy ${NAME}=${VERSION}/${RELEASES}
  If you find such a package installed on your system,
  something went horribly wrong! They are autogenerated
  und used only by testcases and surf no other propose…"}"
        local ARCHS=""
-       for arch in $(getarchitecturesfromcommalist "$ARCH"); do
-               if [ "$arch" = 'all' -o "$arch" = 'none' ]; then
-                       ARCHS="$(getarchitectures)"
-               else
-                       ARCHS="$arch"
+       for RELEASE in $(printf '%s' "$RELEASES" | tr ',' '\n'); do
+               if [ "$RELEASE" = 'installed' ]; then
+                       insertinstalledpackage "$2" "$3" "$4" "$5" "$6" "$7"
+                       continue
                fi
-               for BUILDARCH in $ARCHS; do
-                       local PPATH="aptarchive/dists/${RELEASE}/main/binary-${BUILDARCH}"
-                       mkdir -p $PPATH aptarchive/dists/${RELEASE}/main/source
-                       touch aptarchive/dists/${RELEASE}/main/source/Sources
-                       local FILE="${PPATH}/Packages"
-                       echo "Package: $NAME
+               for arch in $(getarchitecturesfromcommalist "$ARCH"); do
+                       if [ "$arch" = 'all' -o "$arch" = 'none' ]; then
+                               ARCHS="$(getarchitectures)"
+                       else
+                               ARCHS="$arch"
+                       fi
+                       for BUILDARCH in $ARCHS; do
+                               local PPATH="aptarchive/dists/${RELEASE}/main/binary-${BUILDARCH}"
+                               mkdir -p $PPATH
+                               local FILE="${PPATH}/Packages"
+                               echo "Package: $NAME
 Priority: $PRIORITY
 Section: other
 Installed-Size: 42
 Maintainer: Joe Sixpack <joe@example.org>" >> $FILE
-                       test "$arch" = 'none' || echo "Architecture: $arch" >> $FILE
-                       echo "Version: $VERSION
+                               test "$arch" = 'none' || echo "Architecture: $arch" >> $FILE
+                               echo "Version: $VERSION
 Filename: pool/main/${NAME}/${NAME}_${VERSION}_${arch}.deb" >> $FILE
-                       test -z "$DEPENDENCIES" || echo "$DEPENDENCIES" >> $FILE
-                       echo "Description: $DESCRIPTION" >> $FILE
-                       echo >> $FILE
+                               test -z "$DEPENDENCIES" || echo "$DEPENDENCIES" >> $FILE
+                               echo "Description: $(printf '%s' "$DESCRIPTION" | head -n 1)" >> $FILE
+                               echo "Description-md5: $(printf '%s' "$DESCRIPTION" | md5sum | cut -d' ' -f 1)" >> $FILE
+                               echo >> $FILE
+                       done
                done
+               mkdir -p aptarchive/dists/${RELEASE}/main/source aptarchive/dists/${RELEASE}/main/i18n
+               touch aptarchive/dists/${RELEASE}/main/source/Sources
+               echo "Package: $NAME
+Description-md5: $(printf '%s' "$DESCRIPTION" | md5sum | cut -d' ' -f 1)
+Description-en: $DESCRIPTION
+" >> aptarchive/dists/${RELEASE}/main/i18n/Translation-en
        done
 }
 
@@ -767,7 +833,7 @@ buildaptarchivefromincoming() {
 
 buildaptarchivefromfiles() {
        msginfo "Build APT archive for ${CCMD}$(basename $0)${CINFO} based on prebuild files…"
-       find aptarchive -name 'Packages' -o -name 'Sources' | while read line; do
+       find aptarchive -name 'Packages' -o -name 'Sources' -o -name 'Translation-*' | while read line; do
                msgninfo "\t${line} file… "
                compressfile "$line" "$1"
                msgdone "info"
@@ -938,23 +1004,35 @@ signreleasefiles() {
 }
 
 webserverconfig() {
-       msgtest "Set webserver config option '${1}' to" "$2"
+       local NOCHECK=false
+       if [ "$1" = '--no-check' ]; then
+               NOCHECK=true
+               shift
+       fi
        local DOWNLOG='rootdir/tmp/download-testfile.log'
-       local STATUS='rootdir/tmp/webserverconfig.status'
+       local STATUS='downloaded/webserverconfig.status'
        rm -f "$STATUS" "$DOWNLOG"
-       if downloadfile "http://localhost:8080/_config/set/${1}/${2}" "$STATUS" > "$DOWNLOG"; then
+       local URI
+       if [ -n "$2" ]; then
+               msgtest "Set webserver config option '${1}' to" "$2"
+               URI="http://localhost:8080/_config/set/${1}/${2}"
+       else
+               msgtest 'Clear webserver config option' "${1}"
+               URI="http://localhost:8080/_config/clear/${1}"
+       fi
+       if downloadfile "$URI" "$STATUS" > "$DOWNLOG"; then
                msgpass
        else
-               cat "$DOWNLOG" "$STATUS"
+               cat "$DOWNLOG" "$STATUS" || true
                msgfail
        fi
-       testwebserverlaststatuscode '200'
+       $NOCHECK || testwebserverlaststatuscode '200'
 }
 
 rewritesourceslist() {
        local APTARCHIVE="file://$(readlink -f "${TMPWORKINGDIRECTORY}/aptarchive")"
        for LIST in $(find rootdir/etc/apt/sources.list.d/ -name 'apt-test-*.list'); do
-               sed -i $LIST -e "s#$APTARCHIVE#${1}#" -e "s#http://localhost:8080/#${1}#" -e "s#http://localhost:4433/#${1}#"
+               sed -i $LIST -e "s#$APTARCHIVE#${1}#" -e "s#http://localhost:8080/#${1}#" -e "s#https://localhost:4433/#${1}#"
        done
 }
 
@@ -1041,7 +1119,7 @@ acquire::cdrom::autodetect 0;" > rootdir/etc/apt/apt.conf.d/00cdrom
        mv "${CD}" "${CD}-unmounted"
        # we don't want the disk to be modifiable
        addtrap 'prefix' "chmod -f -R +w $PWD/rootdir/media/cdrom/dists/ $PWD/rootdir/media/cdrom-unmounted/dists/ || true;"
-       chmod -R -w rootdir/media/cdrom-unmounted/dists
+       chmod -R 555 rootdir/media/cdrom-unmounted/dists
 }
 
 downloadfile() {
@@ -1049,7 +1127,7 @@ downloadfile() {
        apthelper -o Debug::Acquire::${PROTO}=1 \
                download-file "$1" "$2" 2>&1 || true
        # only if the file exists the download was successful
-       if [ -e "$2" ]; then
+       if [ -r "$2" ]; then
                return 0
        else
                return 1
@@ -1057,7 +1135,7 @@ downloadfile() {
 }
 
 checkdiff() {
-       local DIFFTEXT="$(command diff -u "$@" | sed -e '/^---/ d' -e '/^+++/ d' -e '/^@@/ d')"
+       local DIFFTEXT="$(command diff -u "$@" 2>&1 | sed -e '/^---/ d' -e '/^+++/ d' -e '/^@@/ d')"
        if [ -n "$DIFFTEXT" ]; then
                echo >&2
                echo >&2 "$DIFFTEXT"
@@ -1084,6 +1162,7 @@ testempty() {
        if "$@" >$COMPAREFILE 2>&1 && test ! -s $COMPAREFILE; then
                msgpass
        else
+               echo
                cat $COMPAREFILE
                msgfail
        fi
@@ -1198,6 +1277,36 @@ testmarkedauto() {
        aptmark showauto 2>&1 | checkdiff $COMPAREFILE - && msgpass || msgfail
 }
 
+msgfailoutput() {
+       local MSG="$1"
+       local OUTPUT="$2"
+       shift 2
+       echo >&2
+       if [ "$1" = 'grep' ]; then
+               while [ -n "$2" ]; do shift; done
+               echo "#### Complete file: $1 ####"
+               cat >&2 "$1" || true
+               echo '#### grep output ####'
+       elif [ "$1" = 'test' ]; then
+               # doesn't support ! or non-file flags
+               msgfailoutputstatfile() {
+                       local FILEFLAGS='^-[bcdefgGhkLOprsStuwx]$'
+                       if expr match "$1" "$FILEFLAGS" >/dev/null; then
+                               echo "#### stat(2) of file: $2 ####"
+                               stat "$2" || true
+                       fi
+               }
+               msgfailoutputstatfile "$2" "$3"
+               while [ -n "$5" ] && [ "$4" = '-o' -o "$4" = '-a' ]; do
+                       shift 3
+                       msgfailoutputstatfile "$2" "$3"
+               done
+               echo '#### test output ####'
+       fi
+       cat >&2 $OUTPUT
+       msgfail "$MSG"
+}
+
 testsuccess() {
        if [ "$1" = '--nomsg' ]; then
                shift
@@ -1207,10 +1316,10 @@ testsuccess() {
        local OUTPUT="${TMPWORKINGDIRECTORY}/rootdir/tmp/testsuccess.output"
        if "$@" >${OUTPUT} 2>&1; then
                if expr match "$1" '^apt.*' >/dev/null; then
-                       if grep -q -E '^[WE]: ' "$OUTPUT"; then
-                               echo >&2
-                               cat >&2 $OUTPUT
-                               msgfail 'successful run, but output contains warnings/errors'
+                       if grep -q -E ' runtime error: ' "$OUTPUT"; then
+                               msgfailoutput 'compiler detected undefined behavior' "$OUTPUT" "$@"
+                       elif grep -q -E '^[WE]: ' "$OUTPUT"; then
+                               msgfailoutput 'successful run, but output contains warnings/errors' "$OUTPUT" "$@"
                        else
                                msgpass
                        fi
@@ -1219,9 +1328,7 @@ testsuccess() {
                fi
        else
                local EXITCODE=$?
-               echo >&2
-               cat >&2 $OUTPUT
-               msgfail "exitcode $EXITCODE"
+               msgfailoutput "exitcode $EXITCODE" "$OUTPUT" "$@"
        fi
        aptautotest 'testsuccess' "$@"
 }
@@ -1234,14 +1341,12 @@ testwarning() {
        local OUTPUT="${TMPWORKINGDIRECTORY}/rootdir/tmp/testsuccess.output"
        if "$@" >${OUTPUT} 2>&1; then
                if expr match "$1" '^apt.*' >/dev/null; then
-                       if grep -q -E '^E: ' "$OUTPUT"; then
-                               echo >&2
-                               cat >&2 $OUTPUT
-                               msgfail 'successful run, but output contains errors'
+                       if grep -q -E ' runtime error: ' "$OUTPUT"; then
+                               msgfailoutput 'compiler detected undefined behavior' "$OUTPUT" "$@"
+                       elif grep -q -E '^E: ' "$OUTPUT"; then
+                               msgfailoutput 'successful run, but output contains errors' "$OUTPUT" "$@"
                        elif ! grep -q -E '^W: ' "$OUTPUT"; then
-                               echo >&2
-                               cat >&2 $OUTPUT
-                               msgfail 'successful run, but output contains no warnings'
+                               msgfailoutput 'successful run, but output contains no warnings' "$OUTPUT" "$@"
                        else
                                msgpass
                        fi
@@ -1265,16 +1370,14 @@ testfailure() {
        local OUTPUT="${TMPWORKINGDIRECTORY}/rootdir/tmp/testfailure.output"
        if "$@" >${OUTPUT} 2>&1; then
                local EXITCODE=$?
-               echo >&2
-               cat >&2 $OUTPUT
-               msgfail "exitcode $EXITCODE"
+               msgfailoutput "exitcode $EXITCODE" "$OUTPUT" "$@"
        else
                local EXITCODE=$?
                if expr match "$1" '^apt.*' >/dev/null; then
-                       if ! grep -q -E '^E: ' "$OUTPUT"; then
-                               echo >&2
-                               cat >&2 $OUTPUT
-                               msgfail "run failed with exitcode ${EXITCODE}, but with no errors"
+                       if grep -q -E ' runtime error: ' "$OUTPUT"; then
+                               msgfailoutput 'compiler detected undefined behavior' "$OUTPUT" "$@"
+                       elif ! grep -q -E '^E: ' "$OUTPUT"; then
+                               msgfailoutput "run failed with exitcode ${EXITCODE}, but with no errors" "$OUTPUT" "$@"
                        else
                                msgpass
                        fi
@@ -1291,7 +1394,7 @@ testfilestats() {
                msgpass
        else
                echo >&2
-               ls -l >&2 "$1"
+               ls -ld >&2 "$1"
                echo -n >&2 "stat(1) reports for $2: "
                stat --format "$2" "$1"
                msgfail
@@ -1303,11 +1406,10 @@ testaccessrights() {
 
 testwebserverlaststatuscode() {
        local DOWNLOG='rootdir/tmp/webserverstatus-testfile.log'
-       local STATUS='rootdir/tmp/webserverstatus-statusfile.log'
+       local STATUS='downloaded/webserverstatus-statusfile.log'
        rm -f "$DOWNLOG" "$STATUS"
        msgtest 'Test last status code from the webserver was' "$1"
-       downloadfile "http://localhost:8080/_config/find/aptwebserver::last-status-code" "$STATUS" > "$DOWNLOG"
-       if [ "$(cat "$STATUS")" = "$1" ]; then
+       if downloadfile "http://localhost:8080/_config/find/aptwebserver::last-status-code" "$STATUS" > "$DOWNLOG" && [ "$(cat "$STATUS")" = "$1" ]; then
                msgpass
        else
                echo >&2
@@ -1337,6 +1439,24 @@ listcurrentlistsdirectory() {
        done
 }
 
+### convinience hacks ###
+mkdir() {
+       # creating some directories by hand is a tedious task, so make it look simple
+       if [ "$*" = '-p rootdir/var/lib/apt/lists' ] || [ "$*" = "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists" ] ||
+          [ "$*" = '-p rootdir/var/lib/apt/lists/partial' ] || [ "$*" = "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists/partial" ]; then
+               # only the last directory created by mkdir is effected by the -m !
+               command mkdir -m 755 -p "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt"
+               command mkdir -m 755 -p "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists"
+               command mkdir -m 700 -p "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists/partial"
+               touch "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists/lock"
+               if [ "$(id -u)" = '0' ]; then
+                       chown _apt:root "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists/partial"
+               fi
+       else
+               command mkdir "$@"
+       fi
+}
+
 ### The following tests are run by most test methods automatically to check
 ### general things about commands executed without writing the test every time.
 
@@ -1349,21 +1469,23 @@ aptautotest() {
                shift 3
                # save and restore the *.output files from other tests
                # as we might otherwise override them in these automatic tests
-               rm -rf rootdir/tmp-before
-               mv rootdir/tmp rootdir/tmp-before
-               mkdir rootdir/tmp
+               rm -rf ${TMPWORKINGDIRECTORY}/rootdir/tmp-before
+               mv ${TMPWORKINGDIRECTORY}/rootdir/tmp ${TMPWORKINGDIRECTORY}/rootdir/tmp-before
+               mkdir ${TMPWORKINGDIRECTORY}/rootdir/tmp
                $AUTOTEST "$TESTCALL" "$@"
-               rm -rf rootdir/tmp-aptautotest
-               mv rootdir/tmp rootdir/tmp-aptautotest
-               mv rootdir/tmp-before rootdir/tmp
+               rm -rf ${TMPWORKINGDIRECTORY}/rootdir/tmp-aptautotest
+               mv ${TMPWORKINGDIRECTORY}/rootdir/tmp ${TMPWORKINGDIRECTORY}/rootdir/tmp-aptautotest
+               mv ${TMPWORKINGDIRECTORY}/rootdir/tmp-before ${TMPWORKINGDIRECTORY}/rootdir/tmp
        fi
 }
 
 aptautotest_aptget_update() {
        if ! test -d "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists"; then return; fi
+       testfilestats "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt" '%U:%G:%a' '=' "${TEST_DEFAULT_USER}:${TEST_DEFAULT_GROUP}:755"
+       testfilestats "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists" '%U:%G:%a' '=' "${TEST_DEFAULT_USER}:${TEST_DEFAULT_GROUP}:755"
        # all copied files are properly chmodded
-       find "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists" -maxdepth 1 -type f | while read file; do
-               testfilestats "$file" '%U:%G:%a' '=' "${USER}:${USER}:644"
+       for file in $(find "${TMPWORKINGDIRECTORY}/rootdir/var/lib/apt/lists" -maxdepth 1 -type f ! -name 'lock'); do
+               testfilestats "$file" '%U:%G:%a' '=' "${TEST_DEFAULT_USER}:${TEST_DEFAULT_GROUP}:644"
        done
 }
 aptautotest_apt_update() { aptautotest_aptget_update "$@"; }