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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /taskcluster/scripts/builder
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'taskcluster/scripts/builder')
-rwxr-xr-xtaskcluster/scripts/builder/build-haz-linux.sh184
-rwxr-xr-xtaskcluster/scripts/builder/build-l10n.sh90
-rwxr-xr-xtaskcluster/scripts/builder/build-linux.sh125
-rwxr-xr-xtaskcluster/scripts/builder/build-sm-package.sh35
-rwxr-xr-xtaskcluster/scripts/builder/build-sm.sh64
-rwxr-xr-xtaskcluster/scripts/builder/repackage.sh95
6 files changed, 593 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 ###################################
diff --git a/taskcluster/scripts/builder/build-l10n.sh b/taskcluster/scripts/builder/build-l10n.sh
new file mode 100755
index 0000000000..0a324c7479
--- /dev/null
+++ b/taskcluster/scripts/builder/build-l10n.sh
@@ -0,0 +1,90 @@
+#! /bin/bash -vex
+
+set -x -e
+
+echo "running as" $(id)
+
+####
+# Taskcluster friendly wrapper for performing fx desktop l10n repacks via mozharness.
+# Based on ./build-linux.sh
+####
+
+# Inputs, with defaults
+
+: MOZHARNESS_SCRIPT ${MOZHARNESS_SCRIPT}
+: MOZHARNESS_CONFIG ${MOZHARNESS_CONFIG}
+: MOZHARNESS_CONFIG_PATHS ${MOZHARNESS_CONFIG_PATHS}
+: MOZHARNESS_ACTIONS ${MOZHARNESS_ACTIONS}
+: MOZHARNESS_OPTIONS ${MOZHARNESS_OPTIONS}
+
+: TOOLTOOL_CACHE ${TOOLTOOL_CACHE:=/builds/worker/tooltool-cache}
+
+: MOZ_SCM_LEVEL ${MOZ_SCM_LEVEL:=1}
+
+: MOZ_SCM_LEVEL ${MOZ_SCM_LEVEL:=1}
+
+: WORKSPACE ${WORKSPACE:=/builds/worker/workspace}
+: MOZ_OBJDIR ${MOZ_OBJDIR:=$WORKSPACE/obj-build}
+
+set -v
+
+fail() {
+ echo # make sure error message is on a new line
+ echo "[build-l10n.sh:error]" "${@}"
+ exit 1
+}
+
+export MOZ_CRASHREPORTER_NO_REPORT=1
+export TINDERBOX_OUTPUT=1
+
+# test required parameters are supplied
+if [[ -z ${MOZHARNESS_SCRIPT} ]]; then fail "MOZHARNESS_SCRIPT is not set"; fi
+if [[ -z "${MOZHARNESS_CONFIG}" && -z "${EXTRA_MOZHARNESS_CONFIG}" ]]; then fail "MOZHARNESS_CONFIG or EXTRA_MOZHARNESS_CONFIG is not set"; fi
+
+# set up mozharness configuration, via command line, env, etc.
+
+# $TOOLTOOL_CACHE bypasses mozharness completely and is read by tooltool_wrapper.sh to set the
+# cache. However, only some mozharness scripts use tooltool_wrapper.sh, so this may not be
+# entirely effective.
+export TOOLTOOL_CACHE
+
+export MOZ_OBJDIR
+
+config_path_cmds=""
+for path in ${MOZHARNESS_CONFIG_PATHS}; do
+ config_path_cmds="${config_path_cmds} --extra-config-path ${GECKO_PATH}/${path}"
+done
+
+# support multiple, space delimited, config files
+config_cmds=""
+for cfg in $MOZHARNESS_CONFIG; do
+ config_cmds="${config_cmds} --config ${cfg}"
+done
+
+# if MOZHARNESS_ACTIONS is given, only run those actions (completely overriding default_actions
+# in the mozharness configuration)
+if [ -n "$MOZHARNESS_ACTIONS" ]; then
+ actions=""
+ for action in $MOZHARNESS_ACTIONS; do
+ actions="$actions --$action"
+ done
+fi
+
+# if MOZHARNESS_OPTIONS is given, append them to mozharness command line run
+if [ -n "$MOZHARNESS_OPTIONS" ]; then
+ options=""
+ for option in $MOZHARNESS_OPTIONS; do
+ options="$options --$option"
+ done
+fi
+
+cd /builds/worker
+
+$GECKO_PATH/mach python -- \
+ $GECKO_PATH/testing/${MOZHARNESS_SCRIPT} \
+ ${config_path_cmds} \
+ ${config_cmds} \
+ $actions \
+ $options \
+ --log-level=debug \
+ --work-dir=$WORKSPACE \
diff --git a/taskcluster/scripts/builder/build-linux.sh b/taskcluster/scripts/builder/build-linux.sh
new file mode 100755
index 0000000000..35c54788b4
--- /dev/null
+++ b/taskcluster/scripts/builder/build-linux.sh
@@ -0,0 +1,125 @@
+#! /bin/bash -vex
+
+set -x -e
+
+echo "running as" $(id)
+
+####
+# Taskcluster friendly wrapper for performing fx desktop builds via mozharness.
+####
+
+# Inputs, with defaults
+
+: MOZHARNESS_SCRIPT ${MOZHARNESS_SCRIPT}
+: MOZHARNESS_CONFIG ${MOZHARNESS_CONFIG}
+: MOZHARNESS_CONFIG_PATHS ${MOZHARNESS_CONFIG_PATHS}
+: MOZHARNESS_ACTIONS ${MOZHARNESS_ACTIONS}
+: MOZHARNESS_OPTIONS ${MOZHARNESS_OPTIONS}
+
+: TOOLTOOL_CACHE ${TOOLTOOL_CACHE:=/builds/worker/tooltool-cache}
+
+: MOZ_SCM_LEVEL ${MOZ_SCM_LEVEL:=1}
+
+: NEED_XVFB ${NEED_XVFB:=false}
+
+: MH_CUSTOM_BUILD_VARIANT_CFG ${MH_CUSTOM_BUILD_VARIANT_CFG}
+: MH_BRANCH ${MH_BRANCH:=mozilla-central}
+: MH_BUILD_POOL ${MH_BUILD_POOL:=staging}
+
+: WORKSPACE ${WORKSPACE:=/builds/worker/workspace}
+: MOZ_OBJDIR ${MOZ_OBJDIR:=$WORKSPACE/obj-build}
+
+set -v
+
+fail() {
+ echo # make sure error message is on a new line
+ echo "[build-linux.sh:error]" "${@}"
+ exit 1
+}
+
+export MOZ_CRASHREPORTER_NO_REPORT=1
+export TINDERBOX_OUTPUT=1
+
+# use "simple" package names so that they can be hard-coded in the task's
+# extras.locations
+export MOZ_SIMPLE_PACKAGE_NAME=target
+
+# test required parameters are supplied
+if [[ -z ${MOZHARNESS_SCRIPT} ]]; then fail "MOZHARNESS_SCRIPT is not set"; fi
+if [[ -z "${MOZHARNESS_CONFIG}" && -z "${EXTRA_MOZHARNESS_CONFIG}" ]]; then fail "MOZHARNESS_CONFIG or EXTRA_MOZHARNESS_CONFIG is not set"; fi
+
+# run XVfb in the background, if necessary
+if $NEED_XVFB; then
+ . /builds/worker/scripts/xvfb.sh
+
+ cleanup() {
+ local rv=$?
+ cleanup_xvfb
+ exit $rv
+ }
+ trap cleanup EXIT INT
+
+ start_xvfb '1024x768x24' 2
+fi
+
+# set up mozharness configuration, via command line, env, etc.
+
+debug_flag=""
+if [ 0$DEBUG -ne 0 ]; then
+ debug_flag='--debug'
+fi
+
+custom_build_variant_cfg_flag=""
+if [ -n "${MH_CUSTOM_BUILD_VARIANT_CFG}" ]; then
+ custom_build_variant_cfg_flag="--custom-build-variant-cfg=${MH_CUSTOM_BUILD_VARIANT_CFG}"
+fi
+
+# $TOOLTOOL_CACHE bypasses mozharness completely and is read by tooltool_wrapper.sh to set the
+# cache. However, only some mozharness scripts use tooltool_wrapper.sh, so this may not be
+# entirely effective.
+export TOOLTOOL_CACHE
+
+export MOZ_OBJDIR
+
+config_path_cmds=""
+for path in ${MOZHARNESS_CONFIG_PATHS}; do
+ config_path_cmds="${config_path_cmds} --extra-config-path ${GECKO_PATH}/${path}"
+done
+
+# support multiple, space delimited, config files
+config_cmds=""
+for cfg in $MOZHARNESS_CONFIG; do
+ config_cmds="${config_cmds} --config ${cfg}"
+done
+
+# if MOZHARNESS_ACTIONS is given, only run those actions (completely overriding default_actions
+# in the mozharness configuration)
+if [ -n "$MOZHARNESS_ACTIONS" ]; then
+ actions=""
+ for action in $MOZHARNESS_ACTIONS; do
+ actions="$actions --$action"
+ done
+fi
+
+# if MOZHARNESS_OPTIONS is given, append them to mozharness command line run
+if [ -n "$MOZHARNESS_OPTIONS" ]; then
+ options=""
+ for option in $MOZHARNESS_OPTIONS; do
+ options="$options --$option"
+ done
+fi
+
+cd /builds/worker
+
+$GECKO_PATH/mach python -- \
+ $GECKO_PATH/testing/${MOZHARNESS_SCRIPT} \
+ ${config_path_cmds} \
+ ${config_cmds} \
+ $debug_flag \
+ $custom_build_variant_cfg_flag \
+ $actions \
+ $options \
+ --log-level=debug \
+ --work-dir=$WORKSPACE \
+ --branch=${MH_BRANCH} \
+ --build-pool=${MH_BUILD_POOL}
diff --git a/taskcluster/scripts/builder/build-sm-package.sh b/taskcluster/scripts/builder/build-sm-package.sh
new file mode 100755
index 0000000000..816256ea9c
--- /dev/null
+++ b/taskcluster/scripts/builder/build-sm-package.sh
@@ -0,0 +1,35 @@
+#!/bin/bash
+
+set -xe
+
+# Default variables values.
+: ${WORK:=$HOME/workspace}
+
+mkdir -p $UPLOAD_DIR
+
+# Package up the sources into the release tarball.
+AUTOMATION=1 DIST=$UPLOAD_DIR $GECKO_PATH/js/src/make-source-package.py
+
+# Extract the tarball into a new directory in the workspace.
+
+PACKAGE_DIR=$WORK/sm-package
+
+# Do not use -p option because the package directory should not exist.
+mkdir $PACKAGE_DIR
+pushd $PACKAGE_DIR
+
+tar -xvf $UPLOAD_DIR/mozjs-*.tar.*z*
+
+: ${PYTHON3:=python3}
+
+status=0
+(
+ # Build the freshly extracted, packaged SpiderMonkey.
+ cd ./mozjs-*
+ AUTOMATION=1 $PYTHON3 js/src/devtools/automation/autospider.py --skip-tests=checks $SPIDERMONKEY_VARIANT
+) || status=$?
+
+# Copy artifacts for upload by TaskCluster
+cp -rL ./mozjs-*/obj-spider/dist/bin/{js,jsapi-tests,js-gdb.py,libmozjs*} $UPLOAD_DIR
+
+exit $status
diff --git a/taskcluster/scripts/builder/build-sm.sh b/taskcluster/scripts/builder/build-sm.sh
new file mode 100755
index 0000000000..7ee31bbcf4
--- /dev/null
+++ b/taskcluster/scripts/builder/build-sm.sh
@@ -0,0 +1,64 @@
+#!/bin/bash
+
+set -x
+
+# Default variables values.
+: ${SPIDERMONKEY_VARIANT:=plain}
+: ${WORK:=$HOME/workspace}
+: ${PYTHON3:=python3}
+
+# Ensure upload dir exists
+mkdir -p $UPLOAD_DIR
+
+# Run the script
+export MOZ_UPLOAD_DIR="$(cd "$UPLOAD_DIR"; pwd)"
+export OBJDIR=$WORK/obj-spider
+AUTOMATION=1 $PYTHON3 $GECKO_PATH/js/src/devtools/automation/autospider.py ${SPIDERMONKEY_PLATFORM:+--platform=$SPIDERMONKEY_PLATFORM} $SPIDERMONKEY_VARIANT
+BUILD_STATUS=$?
+
+# Copy artifacts for upload by TaskCluster.
+upload=${MOZ_JS_UPLOAD_BINARIES_DEFAULT-1}
+# User-provided override switch.
+if [ -n "$MOZ_JS_UPLOAD_BINARIES" ]; then
+ upload=1
+fi
+if [ "$upload" = "1" ]; then
+ (
+ cd "$OBJDIR/dist/bin"
+ zip "$UPLOAD_DIR/target.jsshell.zip" {js,jsapi-tests,js-gdb.py,libnspr4.so,libplds4.so,libplc4.so}
+ )
+ cp -L "$OBJDIR/mozinfo.json" "$UPLOAD_DIR/target.mozinfo.json"
+
+ # Fuzzing users want the correct version of llvm-symbolizer available in the
+ # same directory as the built output.
+ if [ -d "$MOZ_FETCHES_DIR/llvm-symbolizer" ]; then
+ for f in "$MOZ_FETCHES_DIR/llvm-symbolizer/bin/llvm-symbolizer"*; do
+ gzip -c "$f" > "$UPLOAD_DIR/llvm-symbolizer.gz" || echo "gzip $f failed" >&2
+ break
+ done
+ fi
+else # !upload
+# Provide a note for users on why we don't include artifacts for these builds
+# by default, and how they can get the artifacts if they really need them.
+ cat >"$UPLOAD_DIR"/README-artifacts.txt <<'EOF'
+Artifact upload has been disabled for this build due to infrequent usage of the
+generated artifacts. If you find yourself in a position where you need the
+shell or similar artifacts from this build, please redo your push with the
+environment variable MOZ_JS_UPLOAD_BINARIES set to 1. You can provide this as
+the option `--env MOZ_JS_UPLOAD_BINARIES=1` to `mach try fuzzy` or `mach try auto`.
+EOF
+fi
+
+# Fuzzing also uses a few fields in target.json file for automated downloads to
+# identify what was built.
+if [ -n "$MOZ_BUILD_DATE" ] && [ -n "$GECKO_HEAD_REV" ]; then
+ cat >"$UPLOAD_DIR"/target.json <<EOF
+{
+ "buildid": "$MOZ_BUILD_DATE",
+ "moz_source_stamp": "$GECKO_HEAD_REV"
+}
+EOF
+ cp "$GECKO_PATH"/mozconfig.autospider "$UPLOAD_DIR"
+fi
+
+exit $BUILD_STATUS
diff --git a/taskcluster/scripts/builder/repackage.sh b/taskcluster/scripts/builder/repackage.sh
new file mode 100755
index 0000000000..6ff67693af
--- /dev/null
+++ b/taskcluster/scripts/builder/repackage.sh
@@ -0,0 +1,95 @@
+#! /bin/bash -vex
+
+set -x -e
+
+echo "running as" $(id)
+
+####
+# Taskcluster friendly wrapper for performing fx desktop builds via mozharness.
+####
+
+# Inputs, with defaults
+
+: MOZHARNESS_SCRIPT ${MOZHARNESS_SCRIPT}
+: MOZHARNESS_CONFIG ${MOZHARNESS_CONFIG}
+: MOZHARNESS_CONFIG_PATHS ${MOZHARNESS_CONFIG_PATHS}
+: MOZHARNESS_ACTIONS ${MOZHARNESS_ACTIONS}
+: MOZHARNESS_OPTIONS ${MOZHARNESS_OPTIONS}
+
+: TOOLTOOL_CACHE ${TOOLTOOL_CACHE:=/builds/worker/tooltool-cache}
+
+: MOZ_SCM_LEVEL ${MOZ_SCM_LEVEL:=1}
+
+: WORKSPACE ${WORKSPACE:=/builds/worker/workspace}
+: MOZ_OBJDIR ${MOZ_OBJDIR:=$WORKSPACE/obj-build}
+
+set -v
+
+fail() {
+ echo # make sure error message is on a new line
+ echo "[build-linux.sh:error]" "${@}"
+ exit 1
+}
+
+export MOZ_CRASHREPORTER_NO_REPORT=1
+export TINDERBOX_OUTPUT=1
+
+# use "simple" package names so that they can be hard-coded in the task's
+# extras.locations
+export MOZ_SIMPLE_PACKAGE_NAME=target
+
+# test required parameters are supplied
+if [[ -z ${MOZHARNESS_SCRIPT} ]]; then fail "MOZHARNESS_SCRIPT is not set"; fi
+if [[ -z "${MOZHARNESS_CONFIG}" && -z "${EXTRA_MOZHARNESS_CONFIG}" ]]; then fail "MOZHARNESS_CONFIG or EXTRA_MOZHARNESS_CONFIG is not set"; fi
+
+# set up mozharness configuration, via command line, env, etc.
+
+debug_flag=""
+if [ 0$DEBUG -ne 0 ]; then
+ debug_flag='--debug'
+fi
+
+# $TOOLTOOL_CACHE bypasses mozharness completely and is read by tooltool_wrapper.sh to set the
+# cache. However, only some mozharness scripts use tooltool_wrapper.sh, so this may not be
+# entirely effective.
+export TOOLTOOL_CACHE
+
+export MOZ_OBJDIR
+
+config_path_cmds=""
+for path in ${MOZHARNESS_CONFIG_PATHS}; do
+ config_path_cmds="${config_path_cmds} --extra-config-path ${GECKO_PATH}/${path}"
+done
+
+# support multiple, space delimited, config files
+config_cmds=""
+for cfg in $MOZHARNESS_CONFIG; do
+ config_cmds="${config_cmds} --config ${cfg}"
+done
+
+# if MOZHARNESS_ACTIONS is given, only run those actions (completely overriding default_actions
+# in the mozharness configuration)
+if [ -n "$MOZHARNESS_ACTIONS" ]; then
+ actions=""
+ for action in $MOZHARNESS_ACTIONS; do
+ actions="$actions --$action"
+ done
+fi
+
+# if MOZHARNESS_OPTIONS is given, append them to mozharness command line run
+if [ -n "$MOZHARNESS_OPTIONS" ]; then
+ options=""
+ for option in $MOZHARNESS_OPTIONS; do
+ options="$options --$option"
+ done
+fi
+
+cd /builds/worker
+
+$GECKO_PATH/mach python $GECKO_PATH/testing/${MOZHARNESS_SCRIPT} \
+ ${config_path_cmds} \
+ ${config_cmds} \
+ $actions \
+ $options \
+ --log-level=debug \
+ --work-dir=$WORKSPACE \