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nifi
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NIFI-145: Update nifi.sh to avoid readlink that's not always compatible; added 'install command'; made nifi.sh chkconfig compatible

This commit is contained in:
Mark Payne 2014-12-15 13:04:54 -05:00
parent d1271a281e
commit 1a231d8b95
1 changed files with 39 additions and 41 deletions
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66
nar-bundles/framework-bundle/framework/resources/src/main/resources/bin/nifi.sh
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@ -15,19 +15,16 @@
# See the License for the specific language governing permissions and # See the License for the specific language governing permissions and
# limitations under the License. # limitations under the License.
# #
# chkconfig: 2345 20 80
# description: Apache NiFi is a dataflow system based on the principles of Flow-Based Programming.
#
# Script structure inspired from Apache Karaf and other Apache projects with similar startup approaches # Script structure inspired from Apache Karaf and other Apache projects with similar startup approaches
DIRNAME=`dirname "$0"` NIFI_HOME=`cd $(dirname "$0") && cd .. && pwd`
PROGNAME=`basename "$0"` PROGNAME=`basename "$0"`
#
#Readlink is not available on all systems. Change variable to appropriate alternative as part of OS detection
#
READLINK="readlink"
warn() { warn() {
echo "${PROGNAME}: $*" echo "${PROGNAME}: $*"
} }
@ -62,9 +59,6 @@ detectOS() {
export LDR_CNTRL=MAXDATA=0xB0000000@DSA export LDR_CNTRL=MAXDATA=0xB0000000@DSA
echo $LDR_CNTRL echo $LDR_CNTRL
fi fi
if $darwin; then
READLINK="greadlink"
fi
} }
unlimitFD() { unlimitFD() {
@ -95,22 +89,6 @@ unlimitFD() {
fi fi
} }
locateHome() {
if [ "x$NIFI_HOME" != "x" ]; then
warn "Ignoring predefined value for NIFI_HOME"
fi
# In POSIX shells, CDPATH may cause cd to write to stdout
(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
NIFI_HOME=$(dirname $($READLINK -f $0))/../
NIFI_HOME=$($READLINK -f $NIFI_HOME)
cd $NIFI_HOME
echo "Directory changed to NIFI_HOME of '$NIFI_HOME'"
if [ ! -d "$NIFI_HOME" ]; then
die "NIFI_HOME is not valid: $NIFI_HOME"
fi
}
locateJava() { locateJava() {
@ -138,9 +116,6 @@ locateJava() {
fi fi
fi fi
fi fi
if [ "x$JAVA_HOME" = "x" ]; then
JAVA_HOME="$(dirname $(dirname $(pathCanonical "$JAVA")))"
fi
} }
init() { init() {
@ -150,13 +125,25 @@ init() {
# Unlimit the number of file descriptors if possible # Unlimit the number of file descriptors if possible
unlimitFD unlimitFD
# Locate the NiFi home directory
locateHome
# Locate the Java VM to execute # Locate the Java VM to execute
locateJava locateJava
} }
install() {
SVC_NAME=nifi
if [ "x$2" != "x" ] ; then
SVC_NAME=$2
fi
SVC_FILE=/etc/init.d/$SVC_NAME
cp $0 $SVC_FILE
sed -i s:NIFI_HOME=.*:NIFI_HOME="$NIFI_HOME": $SVC_FILE
sed -i s:PROGNAME=.*:PROGNAME=$(basename "$0"): $SVC_FILE
echo Service $SVC_NAME installed
}
run() { run() {
BOOTSTRAP_CONF="$NIFI_HOME/conf/bootstrap.conf"; BOOTSTRAP_CONF="$NIFI_HOME/conf/bootstrap.conf";
@ -172,7 +159,7 @@ run() {
echo "Bootstrap Config File: $BOOTSTRAP_CONF" echo "Bootstrap Config File: $BOOTSTRAP_CONF"
echo echo
exec "$JAVA" -cp "$NIFI_HOME"/lib/bootstrap/* -Xms12m -Xmx24m -Dorg.apache.nifi.bootstrap.config.file="$BOOTSTRAP_CONF" org.apache.nifi.bootstrap.RunNiFi $1 $2 exec "$JAVA" -cp "$NIFI_HOME"/lib/bootstrap/* -Xms12m -Xmx24m -Dorg.apache.nifi.bootstrap.config.file="$BOOTSTRAP_CONF" org.apache.nifi.bootstrap.RunNiFi $@
} }
main() { main() {
@ -180,4 +167,15 @@ main() {
run "$@" run "$@"
} }
main "$@"
case "$1" in
install)
install "$@"
;;
start|stop|run|status)
main "$@"
;;
*)
echo "Usage nifi {start|stop|run|status|install}"
;;
esac