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netdata_netdata/netdata.start
2015-09-12 23:02:58 +03:00

126 lines
3.5 KiB
Bash
Executable file

#!/bin/bash
base="`dirname "$0"`"
if [ ! -d "$base" -o ! -d "$base/web" ]
then
echo >&2 "Cannot find my home directory '${base}'."
exit 1
fi
cd "$base" || exit 1
# the detail of the data that will be kept in netdata
NETDATA_CONFIG_INTERNAL_UPDATE_EVERY=1
# how many entries to keep in memory
NETDATA_CONFIG_INTERNAL_HISTORY_LINES=3600
# the user to run netdata under
NETDATA_CONFIG_USER=nobody
# set to 1, to enable debugging
NETDATA_CONFIG_DEBUG=0
# our port
NETDATA_CONFIG_PORT=19999
NETDATA_CONFIG_CONF_DIR="conf.d"
NETDATA_CONFIG_WEB_DIR="web"
NETDATA_CONFIG_CACHE_DIR="cache"
NETDATA_CONFIG_LOG_DIR="log"
if [ -f $NETDATA_CONFIG_CONF_DIR/netdata.conf ]
then
# find if debug is enabled in the config
df=`grep "debug flags = " $NETDATA_CONFIG_CONF_DIR/netdata.conf | tail -n 1 | cut -d '=' -f 2 | sed s"/ //g"`
if [ -z "$df" -o "$df" = "0x00000000" -o $((df + 1 - 1)) -eq 0 ]
then
NETDATA_CONFIG_DEBUG=0
else
NETDATA_CONFIG_DEBUG=1
fi
# find the user to run as
x="`grep 'run as user = ' $NETDATA_CONFIG_CONF_DIR/netdata.conf | head -n 1 | cut -d '=' -f 2 | sed s"/ //g"`"
test ! -z "$x" && NETDATA_CONFIG_USER="$x"
x="`grep 'web files directory = ' $NETDATA_CONFIG_CONF_DIR/netdata.conf | head -n 1 | cut -d '=' -f 2 | sed -e s"/^ \+//g" -e s"/ \+$//g"`"
test ! -z "$x" && NETDATA_CONFIG_WEB_DIR="$x"
fi
for x in "$NETDATA_CONFIG_WEB_DIR" "$NETDATA_CONFIG_CONF_DIR" "$NETDATA_CONFIG_CACHE_DIR" "$NETDATA_CONFIG_LOG_DIR"
do
if [ ! -d $x ]
then
mkdir $x || exit 1
fi
done
echo "Compiling netdata (debug=$NETDATA_CONFIG_DEBUG)"
if [ $NETDATA_CONFIG_DEBUG -eq 1 ]
then
ulimit -c unlimited
make install debug=1 || exit 1 # this installs in the current directory
debug_opts="-df 0xfffffadf"
else
make install || exit 1 # this installs in the current directory
debug_opts="-df 0x00000000"
fi
echo "Stopping a (possibly) running netdata..."
ret=0
count=0
while [ $ret -eq 0 ]
do
if [ $count -gt 10 ]
then
echo >&2 "Cannot stop the running netdata."
exit 1
fi
count=$((count + 1))
killall netdata 2>/dev/null
ret=$?
test $ret -eq 0 && sleep 1
done
if [ "$UID" = "0" -a ! -z "$NETDATA_CONFIG_USER" ]
then
for x in "$NETDATA_CONFIG_WEB_DIR" "$NETDATA_CONFIG_CONF_DIR" "$NETDATA_CONFIG_CACHE_DIR" "$NETDATA_CONFIG_LOG_DIR"
do
echo "Changing ownership of web files in $x to $NETDATA_CONFIG_USER"
chown -R "$NETDATA_CONFIG_USER" "$x" || exit 1
chmod 0775 "$x" $NETDATA_CONFIG_CONF_DIR log cache || exit 1
done
fi
if [ ! "$UID" = "0" ]
then
echo >&2 "WARNING: NOT RUNNING AS ROOT - CANNOT SWITCH TO USER $NETDATA_CONFIG_USER"
echo >&2 "WARNING: MAKE SURE FILES IN web/ ARE OWNED BY $USER - or it will not work"
fi
echo "Starting netdata..."
if [ -f $NETDATA_CONFIG_CONF_DIR/netdata.conf ]
then
`pwd`/netdata
else
touch $NETDATA_CONFIG_CONF_DIR/netdata.conf
if [ "$USER" = "root" ]
then
`pwd`/netdata $debug_opts -u $NETDATA_CONFIG_USER -t $NETDATA_CONFIG_INTERNAL_UPDATE_EVERY -l $NETDATA_CONFIG_INTERNAL_HISTORY_LINES -p $NETDATA_CONFIG_PORT || exit 1
else
`pwd`/netdata $debug_opts -t $NETDATA_CONFIG_INTERNAL_UPDATE_EVERY -l $NETDATA_CONFIG_INTERNAL_HISTORY_LINES -p $NETDATA_CONFIG_PORT || exit 1
fi
sleep 2
wget 2>/dev/null -O $NETDATA_CONFIG_CONF_DIR/netdata.conf.new http://localhost:$NETDATA_CONFIG_PORT/netdata.conf
mv $NETDATA_CONFIG_CONF_DIR/netdata.conf.new $NETDATA_CONFIG_CONF_DIR/netdata.conf
echo "Hit http://127.0.0.1:$NETDATA_CONFIG_PORT/ from your browser."
echo "You can edit config options in file $NETDATA_CONFIG_CONF_DIR/netdata.conf"
fi
echo
echo "All Done."
echo