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|
#!/bin/bash -ex
[ -n "$WORKSPACE" ]
[ -n "$MOZ_OBJDIR" ]
[ -n "$GECKO_DIR" ]
HAZARD_SHELL_OBJDIR=$WORKSPACE/obj-haz-shell
JS_SRCDIR=$GECKO_DIR/js/src
ANALYSIS_SRCDIR=$JS_SRCDIR/devtools/rootAnalysis
export CC="$TOOLTOOL_DIR/gcc/bin/gcc"
export CXX="$TOOLTOOL_DIR/gcc/bin/g++"
PYTHON=python2.7
if ! which $PYTHON; then
PYTHON=python
fi
function check_commit_msg () {
( set +e;
if [[ -n "$AUTOMATION" ]]; then
hg --cwd "$GECKO_DIR" log -r. --template '{desc}\n' | grep -F -q -- "$1"
else
echo -- "$SCRIPT_FLAGS" | grep -F -q -- "$1"
fi
)
}
if check_commit_msg "--dep"; then
HAZ_DEP=1
fi
function build_js_shell () {
# Must unset MOZ_OBJDIR and MOZCONFIG here to prevent the build system from
# inferring that the analysis output directory is the current objdir. We
# need a separate objdir here to build the opt JS shell to use to run the
# analysis.
(
unset MOZ_OBJDIR
unset MOZCONFIG
( cd $JS_SRCDIR; autoconf-2.13 )
if [[ -z "$HAZ_DEP" ]]; then
[ -d $HAZARD_SHELL_OBJDIR ] && rm -rf $HAZARD_SHELL_OBJDIR
fi
mkdir -p $HAZARD_SHELL_OBJDIR || true
cd $HAZARD_SHELL_OBJDIR
$JS_SRCDIR/configure --enable-optimize --disable-debug --enable-ctypes --enable-nspr-build --without-intl-api --with-ccache
make -j4
) # Restore MOZ_OBJDIR and MOZCONFIG
}
function configure_analysis () {
local analysis_dir
analysis_dir="$1"
if [[ -z "$HAZ_DEP" ]]; then
[ -d "$analysis_dir" ] && rm -rf "$analysis_dir"
fi
mkdir -p "$analysis_dir" || true
(
cd "$analysis_dir"
cat > defaults.py <<EOF
js = "$HAZARD_SHELL_OBJDIR/dist/bin/js"
analysis_scriptdir = "$ANALYSIS_SRCDIR"
objdir = "$MOZ_OBJDIR"
source = "$GECKO_DIR"
sixgill = "$TOOLTOOL_DIR/sixgill/usr/libexec/sixgill"
sixgill_bin = "$TOOLTOOL_DIR/sixgill/usr/bin"
EOF
cat > run-analysis.sh <<EOF
#!/bin/sh
if [ \$# -eq 0 ]; then
set gcTypes
fi
export ANALYSIS_SCRIPTDIR="$ANALYSIS_SRCDIR"
exec "$ANALYSIS_SRCDIR/analyze.py" "\$@"
EOF
chmod +x run-analysis.sh
)
}
function run_analysis () {
local analysis_dir
analysis_dir="$1"
local build_type
build_type="$2"
if [[ -z "$HAZ_DEP" ]]; then
[ -d $MOZ_OBJDIR ] && rm -rf $MOZ_OBJDIR
fi
(
cd "$analysis_dir"
$PYTHON "$ANALYSIS_SRCDIR/analyze.py" --buildcommand="$GECKO_DIR/testing/mozharness/scripts/spidermonkey/build.${build_type}"
)
}
function grab_artifacts () {
local analysis_dir
analysis_dir="$1"
local artifacts
artifacts="$2"
(
cd "$analysis_dir"
ls -lah
# Do not error out if no files found
shopt -s nullglob
set +e
for f in *.txt *.lst; do
gzip -9 -c "$f" > "${artifacts}/$f.gz"
done
# Check whether the user requested .xdb file upload in the top commit comment
if check_commit_msg "--upload-xdbs"; then
HAZ_UPLOAD_XDBS=1
fi
if [ -n "$HAZ_UPLOAD_XDBS" ]; then
for f in *.xdb; do
bzip2 -c "$f" > "${artifacts}/$f.bz2"
done
fi
)
}
function check_hazards () {
(
set +e
NUM_HAZARDS=$(grep -c 'Function.*has unrooted.*live across GC call' "$1"/rootingHazards.txt)
NUM_UNSAFE=$(grep -c '^Function.*takes unsafe address of unrooted' "$1"/refs.txt)
NUM_UNNECESSARY=$(grep -c '^Function.* has unnecessary root' "$1"/unnecessary.txt)
set +x
echo "TinderboxPrint: rooting hazards<br/>$NUM_HAZARDS"
echo "TinderboxPrint: unsafe references to unrooted GC pointers<br/>$NUM_UNSAFE"
echo "TinderboxPrint: unnecessary roots<br/>$NUM_UNNECESSARY"
if [ $NUM_HAZARDS -gt 0 ]; then
echo "TEST-UNEXPECTED-FAIL $NUM_HAZARDS hazards detected" >&2
echo "TinderboxPrint: documentation<br/><a href='https://wiki.mozilla.org/Javascript:Hazard_Builds'>static rooting hazard analysis failures</a>, visit \"Inspect Task\" link for hazard details"
exit 1
fi
)
}
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