diff options
Diffstat (limited to 'sbt')
-rwxr-xr-x | sbt/sbt | 153 | ||||
-rwxr-xr-x | sbt/sbt-launch-lib.bash | 178 |
2 files changed, 280 insertions, 51 deletions
@@ -1,51 +1,102 @@ -#!/bin/bash - -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. -# The ASF licenses this file to You 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. -# - -# This script launches sbt for this project. If present it uses the system -# version of sbt. If there is no system version of sbt it attempts to download -# sbt locally. -SBT_VERSION=`awk -F "=" '/sbt\\.version/ {print $2}' ./project/build.properties` -URL1=http://typesafe.artifactoryonline.com/typesafe/ivy-releases/org.scala-sbt/sbt-launch/${SBT_VERSION}/sbt-launch.jar -URL2=http://repo.typesafe.com/typesafe/ivy-releases/org.scala-sbt/sbt-launch/${SBT_VERSION}/sbt-launch.jar -JAR=sbt/sbt-launch-${SBT_VERSION}.jar - -# Download sbt launch jar if it hasn't been downloaded yet -if [ ! -f ${JAR} ]; then - # Download - printf "Attempting to fetch sbt\n" - JAR_DL=${JAR}.part - if hash curl 2>/dev/null; then - (curl --progress-bar ${URL1} > ${JAR_DL} || curl --progress-bar ${URL2} > ${JAR_DL}) && mv ${JAR_DL} ${JAR} - elif hash wget 2>/dev/null; then - (wget --progress=bar ${URL1} -O ${JAR_DL} || wget --progress=bar ${URL2} -O ${JAR_DL}) && mv ${JAR_DL} ${JAR} - else - printf "You do not have curl or wget installed, please install sbt manually from http://www.scala-sbt.org/\n" - exit -1 - fi -fi -if [ ! -f ${JAR} ]; then - # We failed to download - printf "Our attempt to download sbt locally to ${JAR} failed. Please install sbt manually from http://www.scala-sbt.org/\n" - exit -1 -fi -printf "Launching sbt from ${JAR}\n" -java \ - -Xmx1200m -XX:MaxPermSize=350m -XX:ReservedCodeCacheSize=256m \ - -jar ${JAR} \ - "$@" +#!/usr/bin/env bash + +realpath () { +( + TARGET_FILE=$1 + + cd $(dirname $TARGET_FILE) + TARGET_FILE=$(basename $TARGET_FILE) + + COUNT=0 + while [ -L "$TARGET_FILE" -a $COUNT -lt 100 ] + do + TARGET_FILE=$(readlink $TARGET_FILE) + cd $(dirname $TARGET_FILE) + TARGET_FILE=$(basename $TARGET_FILE) + COUNT=$(($COUNT + 1)) + done + + echo $(pwd -P)/$TARGET_FILE +) +} + +. $(dirname $(realpath $0))/sbt-launch-lib.bash + + +declare -r noshare_opts="-Dsbt.global.base=project/.sbtboot -Dsbt.boot.directory=project/.boot -Dsbt.ivy.home=project/.ivy" +declare -r sbt_opts_file=".sbtopts" +declare -r etc_sbt_opts_file="/etc/sbt/sbtopts" + +usage() { + cat <<EOM +Usage: $script_name [options] + + -h | -help print this message + -v | -verbose this runner is chattier + -d | -debug set sbt log level to debug + -no-colors disable ANSI color codes + -sbt-create start sbt even if current directory contains no sbt project + -sbt-dir <path> path to global settings/plugins directory (default: ~/.sbt) + -sbt-boot <path> path to shared boot directory (default: ~/.sbt/boot in 0.11 series) + -ivy <path> path to local Ivy repository (default: ~/.ivy2) + -mem <integer> set memory options (default: $sbt_mem, which is $(get_mem_opts $sbt_mem)) + -no-share use all local caches; no sharing + -no-global uses global caches, but does not use global ~/.sbt directory. + -jvm-debug <port> Turn on JVM debugging, open at the given port. + -batch Disable interactive mode + + # sbt version (default: from project/build.properties if present, else latest release) + -sbt-version <version> use the specified version of sbt + -sbt-jar <path> use the specified jar as the sbt launcher + -sbt-rc use an RC version of sbt + -sbt-snapshot use a snapshot version of sbt + + # java version (default: java from PATH, currently $(java -version 2>&1 | grep version)) + -java-home <path> alternate JAVA_HOME + + # jvm options and output control + JAVA_OPTS environment variable, if unset uses "$java_opts" + SBT_OPTS environment variable, if unset uses "$default_sbt_opts" + .sbtopts if this file exists in the current directory, it is + prepended to the runner args + /etc/sbt/sbtopts if this file exists, it is prepended to the runner args + -Dkey=val pass -Dkey=val directly to the java runtime + -J-X pass option -X directly to the java runtime + (-J is stripped) + -S-X add -X to sbt's scalacOptions (-J is stripped) + +In the case of duplicated or conflicting options, the order above +shows precedence: JAVA_OPTS lowest, command line options highest. +EOM +} + +process_my_args () { + while [[ $# -gt 0 ]]; do + case "$1" in + -no-colors) addJava "-Dsbt.log.noformat=true" && shift ;; + -no-share) addJava "$noshare_opts" && shift ;; + -no-global) addJava "-Dsbt.global.base=$(pwd)/project/.sbtboot" && shift ;; + -sbt-boot) require_arg path "$1" "$2" && addJava "-Dsbt.boot.directory=$2" && shift 2 ;; + -sbt-dir) require_arg path "$1" "$2" && addJava "-Dsbt.global.base=$2" && shift 2 ;; + -debug-inc) addJava "-Dxsbt.inc.debug=true" && shift ;; + -batch) exec </dev/null && shift ;; + + -sbt-create) sbt_create=true && shift ;; + + *) addResidual "$1" && shift ;; + esac + done + + # Now, ensure sbt version is used. + [[ "${sbt_version}XXX" != "XXX" ]] && addJava "-Dsbt.version=$sbt_version" +} + +loadConfigFile() { + cat "$1" | sed '/^\#/d' +} + +# if sbtopts files exist, prepend their contents to $@ so it can be processed by this runner +[[ -f "$etc_sbt_opts_file" ]] && set -- $(loadConfigFile "$etc_sbt_opts_file") "$@" +[[ -f "$sbt_opts_file" ]] && set -- $(loadConfigFile "$sbt_opts_file") "$@" + +run "$@" diff --git a/sbt/sbt-launch-lib.bash b/sbt/sbt-launch-lib.bash new file mode 100755 index 0000000000..d65bbdc19c --- /dev/null +++ b/sbt/sbt-launch-lib.bash @@ -0,0 +1,178 @@ +#!/usr/bin/env bash +# + +# A library to simplify using the SBT launcher from other packages. +# Note: This should be used by tools like giter8/conscript etc. + +# TODO - Should we merge the main SBT script with this library? + +if test -z "$HOME"; then + declare -r script_dir="$(dirname $script_path)" +else + declare -r script_dir="$HOME/.sbt" +fi + +declare -a residual_args +declare -a java_args +declare -a scalac_args +declare -a sbt_commands +declare java_cmd=java + +echoerr () { + echo 1>&2 "$@" +} +vlog () { + [[ $verbose || $debug ]] && echoerr "$@" +} +dlog () { + [[ $debug ]] && echoerr "$@" +} + +acquire_sbt_jar () { + SBT_VERSION=`awk -F "=" '/sbt\\.version/ {print $2}' ./project/build.properties` + URL1=http://typesafe.artifactoryonline.com/typesafe/ivy-releases/org.scala-sbt/sbt-launch/${SBT_VERSION}/sbt-launch.jar + URL2=http://repo.typesafe.com/typesafe/ivy-releases/org.scala-sbt/sbt-launch/${SBT_VERSION}/sbt-launch.jar + JAR=sbt/sbt-launch-${SBT_VERSION}.jar + + sbt_jar=$JAR + + if [[ ! -f "$sbt_jar" ]]; then + # Download sbt launch jar if it hasn't been downloaded yet + if [ ! -f ${JAR} ]; then + # Download + printf "Attempting to fetch sbt\n" + JAR_DL=${JAR}.part + if hash curl 2>/dev/null; then + (curl --progress-bar ${URL1} > ${JAR_DL} || curl --progress-bar ${URL2} > ${JAR_DL}) && mv ${JAR_DL} ${JAR} + elif hash wget 2>/dev/null; then + (wget --progress=bar ${URL1} -O ${JAR_DL} || wget --progress=bar ${URL2} -O ${JAR_DL}) && mv ${JAR_DL} ${JAR} + else + printf "You do not have curl or wget installed, please install sbt manually from http://www.scala-sbt.org/\n" + exit -1 + fi + fi + if [ ! -f ${JAR} ]; then + # We failed to download + printf "Our attempt to download sbt locally to ${JAR} failed. Please install sbt manually from http://www.scala-sbt.org/\n" + exit -1 + fi + printf "Launching sbt from ${JAR}\n" + fi +} + +execRunner () { + # print the arguments one to a line, quoting any containing spaces + [[ $verbose || $debug ]] && echo "# Executing command line:" && { + for arg; do + if printf "%s\n" "$arg" | grep -q ' '; then + printf "\"%s\"\n" "$arg" + else + printf "%s\n" "$arg" + fi + done + echo "" + } + + exec "$@" +} + +addJava () { + dlog "[addJava] arg = '$1'" + java_args=( "${java_args[@]}" "$1" ) +} +addSbt () { + dlog "[addSbt] arg = '$1'" + sbt_commands=( "${sbt_commands[@]}" "$1" ) +} +addResidual () { + dlog "[residual] arg = '$1'" + residual_args=( "${residual_args[@]}" "$1" ) +} +addDebugger () { + addJava "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=$1" +} + +# a ham-fisted attempt to move some memory settings in concert +# so they need not be dicked around with individually. +get_mem_opts () { + local mem=${1:-2048} + local perm=$(( $mem / 4 )) + (( $perm > 256 )) || perm=256 + (( $perm < 1024 )) || perm=1024 + local codecache=$(( $perm / 2 )) + + echo "-Xms${mem}m -Xmx${mem}m -XX:MaxPermSize=${perm}m -XX:ReservedCodeCacheSize=${codecache}m" +} + +require_arg () { + local type="$1" + local opt="$2" + local arg="$3" + if [[ -z "$arg" ]] || [[ "${arg:0:1}" == "-" ]]; then + die "$opt requires <$type> argument" + fi +} + +is_function_defined() { + declare -f "$1" > /dev/null +} + +process_args () { + while [[ $# -gt 0 ]]; do + case "$1" in + -h|-help) usage; exit 1 ;; + -v|-verbose) verbose=1 && shift ;; + -d|-debug) debug=1 && shift ;; + + -ivy) require_arg path "$1" "$2" && addJava "-Dsbt.ivy.home=$2" && shift 2 ;; + -mem) require_arg integer "$1" "$2" && sbt_mem="$2" && shift 2 ;; + -jvm-debug) require_arg port "$1" "$2" && addDebugger $2 && shift 2 ;; + -batch) exec </dev/null && shift ;; + + -sbt-jar) require_arg path "$1" "$2" && sbt_jar="$2" && shift 2 ;; + -sbt-version) require_arg version "$1" "$2" && sbt_version="$2" && shift 2 ;; + -java-home) require_arg path "$1" "$2" && java_cmd="$2/bin/java" && shift 2 ;; + + -D*) addJava "$1" && shift ;; + -J*) addJava "${1:2}" && shift ;; + *) addResidual "$1" && shift ;; + esac + done + + is_function_defined process_my_args && { + myargs=("${residual_args[@]}") + residual_args=() + process_my_args "${myargs[@]}" + } +} + +run() { + # no jar? download it. + [[ -f "$sbt_jar" ]] || acquire_sbt_jar "$sbt_version" || { + # still no jar? uh-oh. + echo "Download failed. Obtain the sbt-launch.jar manually and place it at $sbt_jar" + exit 1 + } + + # process the combined args, then reset "$@" to the residuals + process_args "$@" + set -- "${residual_args[@]}" + argumentCount=$# + + # run sbt + execRunner "$java_cmd" \ + ${SBT_OPTS:-$default_sbt_opts} \ + $(get_mem_opts $sbt_mem) \ + ${java_opts} \ + ${java_args[@]} \ + -jar "$sbt_jar" \ + "${sbt_commands[@]}" \ + "${residual_args[@]}" +} + +runAlternateBoot() { + local bootpropsfile="$1" + shift + addJava "-Dsbt.boot.properties=$bootpropsfile" + run $@ +} |