ghidra/Ghidra/RuntimeScripts/Linux/support/launch.sh

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#!/usr/bin/env bash
## ###
# IP: GHIDRA
#
# 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.
##
umask 027
function showUsage() {
echo "Usage: $0 <mode> <java-type> <name> <max-memory> \"<vmarg-list>\" <app-classname> <app-args>... "
echo " <mode>: fg run as foreground process in current shell"
echo " bg run as background process in new shell"
echo " debug run as foreground process in current shell in debug mode (suspend=n)"
echo " debug-suspend run as foreground process in current shell in debug mode (suspend=y)"
echo " NOTE: for all debug modes environment variable DEBUG_ADDRESS may be set to "
echo " override default debug address of 127.0.0.1:18001"
echo " <java-type>: jdk requires JDK to run"
echo " jre JRE is sufficient to run (JDK works too)"
echo " <name>: application name used for naming console window"
echo " <max-memory>: maximum memory heap size in MB (e.g., 768M or 2G). Use empty \"\" if default"
echo " should be used. This will generally be upto 1/4 of the physical memory available"
echo " to the OS."
echo " <vmarg-list>: pass-thru args (e.g., \"-Xmx512M -Dmyvar=1 -DanotherVar=2\"). Use"
echo " empty \"\" if vmargs not needed. Spaces are not supported."
echo " <app-classname>: application classname (e.g., ghidra.GhidraRun )"
echo " <app-args>...: arguments to be passed to the application"
echo " "
echo " Example:"
echo " \"$0\" debug jdk Ghidra 4G \"\" ghidra.GhidraRun"
exit 1
}
VMARGS_FROM_CALLER= # Passed in from the outer script as one long string, no spaces
VMARGS_FROM_LAUNCH_SH=() # Defined in this script, added to array
VMARGS_FROM_LAUNCH_PROPS=() # Retrieved from LaunchSupport, added to array
ARGS=()
INDEX=0
WHITESPACE="[[:space:]]"
for AA in "$@"
do
INDEX=$(expr $INDEX + 1)
case "$INDEX" in
1)
MODE=$AA
;;
2)
if [ "$AA" = "jre" ]; then
JAVA_TYPE_ARG="-java_home"
else
JAVA_TYPE_ARG="-jdk_home"
fi
;;
3)
APPNAME=$AA
;;
4)
MAXMEM=$AA
;;
5)
if [ "$AA" != "" ]; then
VMARGS_FROM_CALLER=$AA
fi
;;
6)
CLASSNAME=$AA
;;
*)
ARGS[${#ARGS[@]}]=$AA
;;
esac
done
# Verify that required number of args were provided
if [[ ${INDEX} -lt 6 ]]; then
echo "Incorrect launch usage - missing argument(s)"
showUsage
exit 1
fi
# Sets SUPPORT_DIR to the directory that contains this file (launch.sh)
SUPPORT_DIR="${0%/*}"
# Ensure Ghidra path doesn't contain illegal characters
if [[ "$SUPPORT_DIR" = *"!"* ]]; then
echo "Ghidra path cannot contain a \"!\" character."
exit 1
fi
if [ -f "${SUPPORT_DIR}/launch.properties" ]; then
# Production Environment
INSTALL_DIR="${SUPPORT_DIR}/.."
CPATH="${INSTALL_DIR}/Ghidra/Framework/Utility/lib/Utility.jar"
LS_CPATH="${SUPPORT_DIR}/LaunchSupport.jar"
DEBUG_LOG4J="${SUPPORT_DIR}/debug.log4j.xml"
else
# Development Environment (Eclipse classes or "gradle jar")
INSTALL_DIR="${SUPPORT_DIR}/../../../.."
CPATH="${INSTALL_DIR}/Ghidra/Framework/Utility/bin/main"
LS_CPATH="${INSTALL_DIR}/GhidraBuild/LaunchSupport/bin/main"
if ! [ -d "${LS_CPATH}" ]; then
CPATH="${INSTALL_DIR}/Ghidra/Framework/Utility/build/libs/Utility.jar"
LS_CPATH="${INSTALL_DIR}/GhidraBuild/LaunchSupport/build/libs/LaunchSupport.jar"
if ! [ -f "${LS_CPATH}" ]; then
echo "Cannot launch from repo because Ghidra has not been compiled with Eclipse or Gradle."
exit 1
fi
fi
DEBUG_LOG4J="${INSTALL_DIR}/Ghidra/RuntimeScripts/Common/support/debug.log4j.xml"
fi
# Make sure some kind of java is on the path. It's required to run the LaunchSupport program.
if ! [ -x "$(command -v java)" ] ; then
echo "Java runtime not found. Please refer to the Ghidra Installation Guide's Troubleshooting section."
exit 1
fi
# Get the JDK that will be used to launch Ghidra
JAVA_HOME="$(java -cp "${LS_CPATH}" LaunchSupport "${INSTALL_DIR}" ${JAVA_TYPE_ARG} -save)"
if [ ! $? -eq 0 ]; then
# If fd 0 (stdin) isn't a tty, fail because we can't prompt the user
if [ ! -t 0 ]; then
echo
echo "Unable to prompt user for JDK path, no TTY detected. Please refer to the Ghidra Installation Guide's Troubleshooting section."
exit 1
fi
# No JDK has been setup yet. Let the user choose one.
java -cp "${LS_CPATH}" LaunchSupport "${INSTALL_DIR}" ${JAVA_TYPE_ARG} -ask
# Now that the user chose one, try again to get the JDK that will be used to launch Ghidra
JAVA_HOME="$(java -cp "${LS_CPATH}" LaunchSupport "${INSTALL_DIR}" ${JAVA_TYPE_ARG} -save)"
if [ ! $? -eq 0 ]; then
echo
echo "Failed to find a supported JDK. Please refer to the Ghidra Installation Guide's Troubleshooting section."
exit 1
fi
fi
JAVA_CMD="${JAVA_HOME}/bin/java"
# Get the configurable VM arguments from the launch properties
while IFS=$'\r\n' read -r line; do
VMARGS_FROM_LAUNCH_PROPS+=("$line")
done < <(java -cp "${LS_CPATH}" LaunchSupport "${INSTALL_DIR}" -vmargs)
# Add extra macOS VM arguments
if [ "$(uname -s)" = "Darwin" ]; then
VMARGS_FROM_LAUNCH_SH+=("-Xdock:name=${APPNAME}")
fi
# Set Max Heap Size if specified
if [ "${MAXMEM}" != "" ]; then
VMARGS_FROM_LAUNCH_SH+=("-Xmx${MAXMEM}")
fi
BACKGROUND=false
if [ "${MODE}" = "debug" ] || [ "${MODE}" = "debug-suspend" ]; then
SUSPEND=n
if [ "${DEBUG_ADDRESS}" = "" ]; then
DEBUG_ADDRESS=127.0.0.1:18001
fi
if [ "${MODE}" = "debug-suspend" ]; then
SUSPEND=y
fi
VMARGS_FROM_LAUNCH_SH+=("-Dlog4j.configurationFile=${DEBUG_LOG4J}")
VMARGS_FROM_LAUNCH_SH+=("-agentlib:jdwp=transport=dt_socket,server=y,suspend=${SUSPEND},address=${DEBUG_ADDRESS}")
elif [ "${MODE}" = "fg" ]; then
:
elif [ "${MODE}" = "bg" ]; then
BACKGROUND=true
else
echo "Incorrect launch usage - invalid launch mode: ${MODE}"
exit 1
fi
if [ "${BACKGROUND}" = true ]; then
"${JAVA_CMD}" "${VMARGS_FROM_LAUNCH_PROPS[@]}" "${VMARGS_FROM_LAUNCH_SH[@]}" ${VMARGS_FROM_CALLER} -showversion -cp "${CPATH}" ghidra.Ghidra ${CLASSNAME} "${ARGS[@]}" &>/dev/null &
# If our process dies immediately, output something so the user knows to run in debug mode.
# Otherwise they'll never see any error output from background mode.
# Doing a kill -0 sends a no-op signal, which can be used to see if the process is still alive.
PID=$!
sleep 1
if ! kill -0 ${PID} &>/dev/null; then
echo "Exited with error. Run in foreground (fg) mode for more details."
exit 1
fi
exit 0
else
set -o noglob; "${JAVA_CMD}" "${VMARGS_FROM_LAUNCH_PROPS[@]}" "${VMARGS_FROM_LAUNCH_SH[@]}" ${VMARGS_FROM_CALLER} -showversion -cp "${CPATH}" ghidra.Ghidra ${CLASSNAME} "${ARGS[@]}"
exit $?
fi