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|
#!/bin/bash
#
# Copyright (C) 2015 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Version: %%VERSION%%
#
set -o nounset
umask 077
#
# Settings
#
LOCAL_SETTING="$HOME/.jack"
TMPDIR=${TMPDIR:=/tmp}
SERVER_DIR=$TMPDIR/jack-$USER
#
# Load local settings
#
source "$LOCAL_SETTING" 2>/dev/null
#
# Create or update local settings if needed
#
if [[ ! -f "$LOCAL_SETTING" || $SETTING_VERSION -lt 2 ]]; then
echo "Writing local settings in" $LOCAL_SETTING
cat >"$LOCAL_SETTING.$$" <<-EOT
# Server settings
SERVER=${SERVER:=true}
SERVER_PORT_SERVICE=${SERVER_PORT_SERVICE:=8072}
SERVER_PORT_ADMIN=${SERVER_PORT_ADMIN:=8073}
SERVER_COUNT=${SERVER_COUNT:=1}
SERVER_NB_COMPILE=${SERVER_NB_COMPILE:=4}
SERVER_TIMEOUT=${SERVER_TIMEOUT:=60}
SERVER_LOG=\${SERVER_LOG:=\$SERVER_DIR/jack-\$SERVER_PORT_SERVICE.log}
JACK_VM_COMMAND=\${JACK_VM_COMMAND:=java}
# Internal, do not touch
SETTING_VERSION=2
EOT
ln -f "$LOCAL_SETTING.$$" "$LOCAL_SETTING"
rm "$LOCAL_SETTING.$$"
source "$LOCAL_SETTING"
fi
#
# If not in server mode, exec jack
#
if [ "$SERVER" != "true" ]; then
exec $JACK_VM_COMMAND -cp $JACK_JAR com.android.jack.Main "$@"
echo "ERROR: Cannot succeed to launch Jack without Jack server" >&2
exit 255
fi
#
# Static setting
#
SERVER_PRG="$JACK_VM_COMMAND -cp $JACK_JAR com.android.jack.server.JackSimpleServer"
#
# Prepare compilation
#
JACK_DIR="$SERVER_DIR/jack-task-$$/"
JACK_OUT="$JACK_DIR/out"
JACK_ERR="$JACK_DIR/err"
JACK_CLI="$JACK_DIR/cli"
JACK_EXIT="$JACK_DIR/exit"
JACK_PWD="$PWD"
mkdir "$SERVER_DIR" 2>/dev/null
# Cleanup
trap 'rm -f "$JACK_OUT" "$JACK_ERR" "$JACK_CLI" "$JACK_EXIT" 2>>$SERVER_LOG; rmdir "$JACK_DIR" 2>>$SERVER_LOG' EXIT
set -o errexit
# Create fifos and files for a task
rm -rf "$JACK_DIR"
mkdir "$JACK_DIR"
mkfifo "$JACK_OUT"
mkfifo "$JACK_ERR"
touch "$JACK_CLI" "$JACK_EXIT"
# Try to cleanup if interrupted
abort () { echo $(uptime) >>$SERVER_LOG; kill -9 $PID_OUT $PID_ERR 2>>$SERVER_LOG; wait $PID_OUT $PID_ERR 2>>$SERVER_LOG; exit 255; }
trap 'abort' SIGHUP SIGINT SIGQUIT SIGTERM ERR
# Redirect output and error
cat <"$JACK_OUT" >&1 &
PID_OUT=$!
cat <"$JACK_ERR" >&2 &
PID_ERR=$!
# Prepare the working directory and command line
echo -n \"$PWD\" "" >"$JACK_CLI"
for i in "$@"; do
echo -n \"$i\" "" >>"$JACK_CLI"
done
echo >>"$JACK_CLI"
#
# Launch the compilation
#
set +o errexit
trap ERR
RETRY_LAUNCH=1
RETRY_SESSION=3
DELAY_CONNECT=30
# Launch compilation
DATE_CONNECT=$(date +%s)
while true; do
CURL_TIME=$(date +%H:%M:%S)
HTTP_CODE=$(curl --fail --silent --data @- --output "$JACK_EXIT" --write-out %{http_code} --connect-timeout 10 --no-proxy 127.0.0.1:$SERVER_PORT_SERVICE http://127.0.0.1:$SERVER_PORT_SERVICE/jack <<< "+ $JACK_OUT $JACK_ERR $JACK_CLI")
CURL_CODE=$?
JACK_CODE=$(cat "$JACK_EXIT")
echo "CURL: $$ - $CURL_TIME - $CURL_CODE - $HTTP_CODE - $JACK_CODE" >>$SERVER_LOG
if [ $CURL_CODE -eq 0 ]; then
# No problem, let's go
break;
elif [ $CURL_CODE -eq 7 ]; then
# Failed to connect
if [ $(date +%s) -ge $DATE_CONNECT ]; then
if [ $RETRY_LAUNCH -eq 0 ]; then
echo "ERROR: Cannot launch Jack server" >&2
abort
else
let RETRY_LAUNCH=RETRY_LAUNCH-1
echo "Launching background server" $SERVER_PRG
$SERVER_PRG $SERVER_PORT_SERVICE $SERVER_PORT_ADMIN $SERVER_COUNT $SERVER_NB_COMPILE $SERVER_TIMEOUT >>$SERVER_LOG 2>&1 &
# New server, let's try a bit to connect
let DATE_CONNECT=$(date +%s)+$DELAY_CONNECT;
fi
else
sleep 0.2 2>/dev/null
fi
# Trying with a new connection, let's retry session 3 times max
RETRY_SESSION=3
elif [ $CURL_CODE -eq 22 ]; then
# Http code not OK, let's decode and abort
if [ $HTTP_CODE -eq 401 ]; then
# 401: Unauthorized
echo "ERROR: Security problem, see Jack server log ($SERVER_LOG)" >&2
abort
elif [ $HTTP_CODE -eq 400 ]; then
# 400: Bad request
echo "ERROR: Bad request, see Jack server log ($SERVER_LOG)" >&2
abort
else
# Other
echo "ERROR: Internal unknown error ($HTTP_CODE), try other ports in ~/.jack, or see Jack server log ($SERVER_LOG)" >&2
abort
fi
else
# In case of partial, timeout, empty respond, network error, let's retry
if [ $RETRY_SESSION -eq 0 ]; then
echo "ERROR: Communication error with Jack server ($CURL_CODE)" >&2
abort
else
let RETRY_SESSION=RETRY_SESSION-1
fi
fi
done
# Wait for termination
wait $PID_OUT
wait $PID_ERR
# Exit
exit $JACK_CODE
|
