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-rwxr-xr-xtaskcluster/scripts/builder/build-haz-linux.sh184
1 files changed, 184 insertions, 0 deletions
diff --git a/taskcluster/scripts/builder/build-haz-linux.sh b/taskcluster/scripts/builder/build-haz-linux.sh
new file mode 100755
index 0000000000..b8253037bf
--- /dev/null
+++ b/taskcluster/scripts/builder/build-haz-linux.sh
@@ -0,0 +1,184 @@
+#!/bin/bash -ex
+
+function usage() {
+ echo "Usage: $0 [--project <js|browser>] <workspace-dir> flags..."
+ echo "flags are treated the same way as a commit message would be"
+ echo "(as in, they are scanned for directives just like a try: ... line)"
+}
+
+PROJECT=js
+WORKSPACE=
+while [[ $# -gt 0 ]]; do
+ if [[ "$1" == "-h" ]] || [[ "$1" == "--help" ]]; then
+ usage
+ exit 0
+ elif [[ "$1" == "--project" ]]; then
+ shift
+ PROJECT="$1"
+ shift
+ elif [[ "$1" == "--no-tooltool" ]]; then
+ shift
+ elif [[ -z "$WORKSPACE" ]]; then
+ WORKSPACE=$( cd "$1" && pwd )
+ shift
+ break
+ fi
+done
+
+function check_commit_msg () {
+ ( set +e;
+ if [[ -n "$AUTOMATION" ]]; then
+ hg --cwd "$GECKO_PATH" log -r. --template '{desc}\n' | grep -F -q -- "$1"
+ else
+ echo -- "$SCRIPT_FLAGS" | grep -F -q -- "$1"
+ fi
+ )
+}
+
+if check_commit_msg "--dep"; then
+ HAZ_DEP=1
+fi
+
+SCRIPT_FLAGS=$*
+
+ANALYSIS_DIR="$WORKSPACE/haz-$PROJECT"
+
+# Ensure all the scripts in this dir are on the path....
+DIRNAME=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+PATH=$DIRNAME:$PATH
+
+# Use GECKO_BASE_REPOSITORY as a signal for whether we are running in automation.
+export AUTOMATION=${GECKO_BASE_REPOSITORY:+1}
+
+: "${GECKO_PATH:="$DIRNAME"/../../..}"
+
+if ! [ -d "$GECKO_PATH" ]; then
+ echo "GECKO_PATH must be set to a directory containing a gecko source checkout" >&2
+ exit 1
+fi
+
+# Directory to hold the compiled JS shell that will run the analysis.
+HAZARD_SHELL_OBJDIR=$WORKSPACE/obj-haz-shell
+
+export NO_MERCURIAL_SETUP_CHECK=1
+
+if [[ "$PROJECT" = "browser" ]]; then (
+ cd "$WORKSPACE"
+ set "$WORKSPACE"
+ # Mozbuild config:
+ export MOZBUILD_STATE_PATH=$WORKSPACE/mozbuild/
+ # Create .mozbuild so mach doesn't complain about this
+ mkdir -p "$MOZBUILD_STATE_PATH"
+) fi
+
+# Build the shell
+export HAZARD_SHELL_OBJDIR # This will be picked up by mozconfig.haz_shell.
+$GECKO_PATH/mach hazards build-shell
+
+# Run a self-test
+$GECKO_PATH/mach hazards self-test --shell-objdir="$HAZARD_SHELL_OBJDIR"
+
+# Artifacts folder is outside of the cache.
+mkdir -p "$HOME"/artifacts/ || true
+
+function grab_artifacts () {
+ local artifacts
+ artifacts="$HOME/artifacts"
+
+ [ -d "$ANALYSIS_DIR" ] && (
+ cd "$ANALYSIS_DIR"
+ ls -lah
+
+ # Do not error out if no files found
+ shopt -s nullglob
+ set +e
+ local important
+ important=(refs.txt unnecessary.txt hazards.txt gcFunctions.txt allFunctions.txt heapWriteHazards.txt rootingHazards.json hazards.html)
+
+ # Bundle up the less important but still useful intermediate outputs,
+ # just to cut down on the clutter in treeherder's Job Details pane.
+ tar -acvf "${artifacts}/hazardIntermediates.tar.xz" --exclude-from <(IFS=$'\n'; echo "${important[*]}") *.txt *.lst build_xgill.log
+
+ # Upload the important outputs individually, so that they will be
+ # visible in Job Details and accessible to automated jobs.
+ for f in "${important[@]}"; 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
+ xz -c "$f" > "${artifacts}/$f.bz2"
+ done
+ fi
+ )
+}
+
+function check_hazards () {
+ (
+ set +e
+ NUM_HAZARDS=$(grep -c 'Function.*has unrooted.*live across GC call' "$1"/hazards.txt)
+ NUM_UNSAFE=$(grep -c '^Function.*takes unsafe address of unrooted' "$1"/refs.txt)
+ NUM_UNNECESSARY=$(grep -c '^Function.* has unnecessary root' "$1"/unnecessary.txt)
+ NUM_DROPPED=$(grep -c '^Dropped CFG' "$1"/build_xgill.log)
+ NUM_WRITE_HAZARDS=$(perl -lne 'print $1 if m!found (\d+)/\d+ allowed errors!' "$1"/heapWriteHazards.txt)
+ NUM_MISSING=$(grep -c '^Function.*expected hazard.*but none were found' "$1"/hazards.txt)
+
+ set +x
+ echo "TinderboxPrint: rooting hazards<br/>$NUM_HAZARDS"
+ echo "TinderboxPrint: (unsafe references to unrooted GC pointers)<br/>$NUM_UNSAFE"
+ echo "TinderboxPrint: (unnecessary roots)<br/>$NUM_UNNECESSARY"
+ echo "TinderboxPrint: missing expected hazards<br/>$NUM_MISSING"
+ echo "TinderboxPrint: heap write hazards<br/>$NUM_WRITE_HAZARDS"
+
+ # Display errors in a way that will get picked up by the taskcluster scraper.
+ perl -lne 'print "TEST-UNEXPECTED-FAIL | hazards | $1 $2" if /^Function.* has (unrooted .*live across GC call).* (at .*)$/' "$1"/hazards.txt
+
+ exit_status=0
+
+ if [ $NUM_HAZARDS -gt 0 ]; then
+ echo "TEST-UNEXPECTED-FAIL | hazards | $NUM_HAZARDS rooting hazards detected" >&2
+ echo "TinderboxPrint: documentation<br/><a href='https://wiki.mozilla.org/Javascript:Hazard_Builds#Diagnosing_a_rooting_hazards_failure'>static rooting hazard analysis failures</a>, visit \"Inspect Task\" link for hazard details"
+ exit_status=1
+ fi
+
+ if [ $NUM_MISSING -gt 0 ]; then
+ echo "TEST-UNEXPECTED-FAIL | hazards | $NUM_MISSING expected hazards went undetected" >&2
+ echo "TinderboxPrint: documentation<br/><a href='https://wiki.mozilla.org/Javascript:Hazard_Builds#Diagnosing_a_rooting_hazards_failure'>static rooting hazard analysis failures</a>, visit \"Inspect Task\" link for hazard details"
+ exit_status=1
+ fi
+
+ NUM_ALLOWED_WRITE_HAZARDS=0
+ if [ $NUM_WRITE_HAZARDS -gt $NUM_ALLOWED_WRITE_HAZARDS ]; then
+ echo "TEST-UNEXPECTED-FAIL | heap-write-hazards | $NUM_WRITE_HAZARDS heap write hazards detected out of $NUM_ALLOWED_WRITE_HAZARDS allowed" >&2
+ echo "TinderboxPrint: documentation<br/><a href='https://wiki.mozilla.org/Javascript:Hazard_Builds#Diagnosing_a_heap_write_hazard_failure'>heap write hazard analysis failures</a>, visit \"Inspect Task\" link for hazard details"
+ exit_status = 1
+ fi
+
+ if [ $NUM_DROPPED -gt 0 ]; then
+ echo "TEST-UNEXPECTED-FAIL | hazards | $NUM_DROPPED CFGs dropped" >&2
+ echo "TinderboxPrint: sixgill unable to handle constructs<br/>$NUM_DROPPED"
+ exit_status=1
+ fi
+
+ if [ $exit_status -ne 0 ]; then
+ exit $exit_status
+ fi
+ )
+}
+
+trap grab_artifacts EXIT
+
+# Gather the information from the source tree by compiling it.
+$GECKO_PATH/mach hazards gather --project=$PROJECT --work-dir="$ANALYSIS_DIR"
+
+# Analyze the collected information.
+$GECKO_PATH/mach hazards analyze --project=$PROJECT --shell-objdir="$HAZARD_SHELL_OBJDIR" --work-dir="$ANALYSIS_DIR"
+
+check_hazards "$ANALYSIS_DIR"
+
+################################### script end ###################################