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openairinterface5g/targets/PROJECTS/GENERIC-LTE-EPC/start_epc.bash
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#!/bin/bash
################################################################################
# OpenAirInterface
# Copyright(c) 1999 - 2014 Eurecom
#
# OpenAirInterface is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
#
# OpenAirInterface is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OpenAirInterface.The full GNU General Public License is
# included in this distribution in the file called "COPYING". If not,
# see <http://www.gnu.org/licenses/>.
#
# Contact Information
# OpenAirInterface Admin: openair_admin@eurecom.fr
# OpenAirInterface Tech : openair_tech@eurecom.fr
# OpenAirInterface Dev : openair4g-devel@eurecom.fr
#
# Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
#
################################################################################
# file start_epc.bash
# brief
# author Lionel Gauthier
# company Eurecom
# email: lionel.gauthier@eurecom.fr
#
#########################################
# INPUT OF THIS SCRIPT:
# THE DIRECTORY WHERE ARE LOCATED THE CONFIGURATION FILES
#########################################
# This script start MME+S/P-GW (all in one executable, on one host)
###########################################################
THIS_SCRIPT_PATH=$(dirname $(readlink -f $0))
. $THIS_SCRIPT_PATH/utils.bash
. $THIS_SCRIPT_PATH/interfaces.bash
. $THIS_SCRIPT_PATH/networks.bash
###########################################################
control_c()
# run if user hits control-c
{
echo -en "\n*** Exiting... ***\n"
pkill -9 tshark
pkill -9 oai_epc
echo -en "\n*** Exit ***\n"
exit $?
}
if [ $# -eq 1 ]; then
declare -x CONFIG_FILE_DIR=$1
if [ ! -d $CONFIG_FILE_DIR ]; then
echo_error "ERROR while invoking this script, as first argument to this script you have to provide the path to a directory (./CONF/VLAN.VIRTUAL.$HOSTNAME for example) containing valid epc and enb config files"
exit 1
fi
else
echo_error "ERROR while invoking this script, as first argument to this script you have to provide the path to a directory (./CONF/VLAN.VIRTUAL.$HOSTNAME for example) containing valid epc and enb config files"
exit 1
fi
#check_install_epc_software
##################################
# Get or set OBJ DIR and compile #
##################################
# TEST IF EXIST
cd $OPENAIRCN_DIR
OBJ_DIR=`find . -maxdepth 1 -type d -iname obj*`
if [ ! -n "$OBJ_DIR" ]
then
OBJ_DIR="objs"
bash_exec "mkdir -m 777 ./$OBJ_DIR"
echo_success "Created $OBJ_DIR directory"
else
OBJ_DIR=`basename $OBJ_DIR`
fi
if [ ! -n "m4" ]
then
mkdir -m 777 m4
fi
if [ ! -f $OBJ_DIR/Makefile ]
then
autoreconf -i
echo_success "Invoking autogen"
bash_exec "./autogen.sh"
cd ./$OBJ_DIR
echo_success "Invoking configure"
#../configure HAVE_CHECK=true --enable-debug --enable-standalone-epc --enable-raw-socket-for-sgi LDFLAGS=-L/usr/local/lib
../configure HAVE_CHECK=true --enable-debug --enable-standalone-epc --enable-gtp1u-in-kernel LDFLAGS=-L/usr/local/lib
else
cd ./$OBJ_DIR
fi
pkill oai_epc
pkill tshark
if [ -f Makefile ]
then
echo_success "Compiling..."
make -j `cat /proc/cpuinfo | grep processor | wc -l`
if [ $? -ne 0 ]; then
echo_error "Build failed, exiting"
exit 1
fi
else
echo_error "Configure failed, exiting"
exit 1
fi
cd $THIS_SCRIPT_PATH
#######################################################
# FIND CONFIG FILE
#######################################################
SEARCHED_CONFIG_FILE_EPC="epc*.conf"
CONFIG_FILE_EPC=`find $CONFIG_FILE_DIR -iname $SEARCHED_CONFIG_FILE_EPC`
if [ -f $CONFIG_FILE_EPC ]; then
echo_warning "EPC config file found is now $CONFIG_FILE_EPC"
else
echo_error "EPC config file not found, exiting (searched for $SEARCHED_CONFIG_FILE_EPC)"
exit 1
fi
SEARCHED_CONFIG_FILE_ENB="enb*.conf"
CONFIG_FILE_ENB=`find $CONFIG_FILE_DIR -iname $SEARCHED_CONFIG_FILE_ENB`
if [ -f $CONFIG_FILE_ENB ]; then
echo_warning "eNB config file found is now $CONFIG_FILE_ENB"
else
echo_error "eNB config file not found, exiting"
exit 1
fi
#######################################################
# SOURCE CONFIG FILE
#######################################################
rm -f /tmp/source.txt
VARIABLES="
GNU_DEBUGGER\|\
REALM\|\
ENB_INTERFACE_NAME_FOR_S1_MME\|\
ENB_IPV4_ADDRESS_FOR_S1_MME\|\
ENB_INTERFACE_NAME_FOR_S1U\|\
ENB_IPV4_ADDRESS_FOR_S1U\|\
MME_INTERFACE_NAME_FOR_S6A\|\
MME_IPV4_ADDRESS_FOR_S6A\|\
MME_INTERFACE_NAME_FOR_S1_MME\|\
MME_IPV4_ADDRESS_FOR_S1_MME\|\
MME_INTERFACE_NAME_FOR_S11_MME\|\
MME_IPV4_ADDRESS_FOR_S11_MME\|\
HSS_INTERFACE_NAME_FOR_S6A\|\
HSS_IPV4_ADDRESS_FOR_S6A\|\
SGW_INTERFACE_NAME_FOR_S11\|\
SGW_IPV4_ADDRESS_FOR_S11\|\
SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP\|\
SGW_IPV4_ADDRESS_FOR_S1U_S12_S4_UP\|\
SGW_INTERFACE_NAME_FOR_S5_S8_UP\|\
SGW_IPV4_ADDRESS_FOR_S5_S8_UP\|\
PGW_INTERFACE_NAME_FOR_S5_S8\|\
PGW_IPV4_ADDRESS_FOR_S5_S8\|\
PGW_INTERFACE_NAME_FOR_SGI\|\
PGW_IPV4_ADDR_FOR_SGI"
VARIABLES=$(echo $VARIABLES | sed -e 's/\\r//g')
VARIABLES=$(echo $VARIABLES | tr -d ' ')
cat $CONFIG_FILE_EPC | grep -w "$VARIABLES"| tr -d " " | tr -d ";" > /tmp/source.txt
cat $CONFIG_FILE_ENB | grep -w "$VARIABLES"| tr -d " " | tr -d ";" >> /tmp/source.txt
source /tmp/source.txt
declare ENB_IPV4_NETMASK_FOR_S1_MME=$( echo $ENB_IPV4_ADDRESS_FOR_S1_MME | cut -f2 -d '/')
declare ENB_IPV4_NETMASK_FOR_S1U=$( echo $ENB_IPV4_ADDRESS_FOR_S1U | cut -f2 -d '/')
declare MME_IPV4_NETMASK_FOR_S1_MME=$( echo $MME_IPV4_ADDRESS_FOR_S1_MME | cut -f2 -d '/')
declare MME_IPV4_NETMASK_FOR_S11_MME=$( echo $MME_IPV4_ADDRESS_FOR_S11_MME | cut -f2 -d '/')
declare MME_IPV4_NETMASK_FOR_S6A=$( echo $MME_IPV4_ADDRESS_FOR_S6A | cut -f2 -d '/')
declare SGW_IPV4_NETMASK_FOR_S11=$( echo $SGW_IPV4_ADDRESS_FOR_S11 | cut -f2 -d '/')
declare SGW_IPV4_NETMASK_FOR_S1U_S12_S4_UP=$(echo $SGW_IPV4_ADDRESS_FOR_S1U_S12_S4_UP | cut -f2 -d '/')
declare SGW_IPV4_NETMASK_FOR_S5_S8_UP=$( echo $SGW_IPV4_ADDRESS_FOR_S5_S8_UP | cut -f2 -d '/')
declare PGW_IPV4_NETMASK_FOR_S5_S8=$( echo $PGW_IPV4_ADDRESS_FOR_S5_S8 | cut -f2 -d '/')
declare PGW_IPV4_NETMASK_FOR_SGI=$( echo $PGW_IPV4_ADDR_FOR_SGI | cut -f2 -d '/')
ENB_IPV4_ADDRESS_FOR_S1_MME=$( echo $ENB_IPV4_ADDRESS_FOR_S1_MME | cut -f1 -d '/')
ENB_IPV4_ADDRESS_FOR_S1U=$( echo $ENB_IPV4_ADDRESS_FOR_S1U | cut -f1 -d '/')
MME_IPV4_ADDRESS_FOR_S1_MME=$( echo $MME_IPV4_ADDRESS_FOR_S1_MME | cut -f1 -d '/')
MME_IPV4_ADDRESS_FOR_S11_MME=$( echo $MME_IPV4_ADDRESS_FOR_S11_MME | cut -f1 -d '/')
SGW_IPV4_ADDRESS_FOR_S11=$( echo $SGW_IPV4_ADDRESS_FOR_S11 | cut -f1 -d '/')
SGW_IPV4_ADDRESS_FOR_S6A=$( echo $SGW_IPV4_ADDRESS_FOR_S6A | cut -f1 -d '/')
SGW_IPV4_ADDRESS_FOR_S1U_S12_S4_UP=$( echo $SGW_IPV4_ADDRESS_FOR_S1U_S12_S4_UP | cut -f1 -d '/')
SGW_IPV4_ADDRESS_FOR_S5_S8_UP=$( echo $SGW_IPV4_ADDRESS_FOR_S5_S8_UP | cut -f1 -d '/')
PGW_IPV4_ADDRESS_FOR_S5_S8=$( echo $PGW_IPV4_ADDRESS_FOR_S5_S8 | cut -f1 -d '/')
PGW_IPV4_ADDR_FOR_SGI=$( echo $PGW_IPV4_ADDR_FOR_SGI | cut -f1 -d '/')
#is_vlan_interface $MME_INTERFACE_NAME_FOR_S1_MME \
# $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP
#delete_sgi_vlans
#get_mac_router
echo " Clearing any existing rules and setting default policy.."
rmmod iptable_raw > /dev/null 2>&1
rmmod iptable_mangle > /dev/null 2>&1
rmmod iptable_nat > /dev/null 2>&1
rmmod iptable_filter > /dev/null 2>&1
rmmod ip_tables > /dev/null 2>&1
rmmod xt_state xt_mark xt_GTPUAH xt_GTPURH xt_tcpudp xt_connmark ipt_LOG ipt_MASQUERADE > /dev/null 2>&1
rmmod x_tables > /dev/null 2>&1
rmmod nf_conntrack_netlink nfnetlink nf_nat nf_conntrack_ipv4 nf_conntrack > /dev/null 2>&1
modprobe ip_tables
modprobe x_tables
iptables -P INPUT ACCEPT
iptables -F INPUT
iptables -P OUTPUT ACCEPT
iptables -F OUTPUT
iptables -P FORWARD ACCEPT
iptables -F FORWARD
iptables -t nat -F
iptables -t mangle -F
iptables -t filter -F
iptables -t raw -F
ip route flush cache
(cd $OPENAIRCN_DIR/GTPV1-U/GTPUAH;make;cp -f ./Bin/libxt_*.so /lib/xtables;insmod $OPENAIRCN_DIR/GTPV1-U/GTPUAH/Bin/xt_GTPUAH.ko)
(cd $OPENAIRCN_DIR/GTPV1-U/GTPURH;make;cp -f ./Bin/libxt_*.so /lib/xtables;insmod $OPENAIRCN_DIR/GTPV1-U/GTPURH/Bin/xt_GTPURH.ko)
echo " Enabling forwarding"
bash_exec "sysctl -w net.ipv4.ip_forward=1"
assert " `sysctl -n net.ipv4.ip_forward` -eq 1" $LINENO
# Dynamic IP users:
#
# If you get your IP address dynamically from SLIP, PPP, or DHCP,
# enable this following option. This enables dynamic-address hacking
# which makes the life with Diald and similar programs much easier.
#
echo " Disabling DynamicAddr.."
bash_exec "sysctl -w net.ipv4.ip_dynaddr=0"
assert " `sysctl -n net.ipv4.ip_dynaddr` -eq 0" $LINENO
bash_exec "sysctl -w net.ipv4.conf.all.log_martians=0"
assert " `sysctl -n net.ipv4.conf.all.log_martians` -eq 0" $LINENO
echo " Disabling reverse path filtering"
bash_exec "sysctl -w net.ipv4.conf.all.rp_filter=1"
assert " `sysctl -n net.ipv4.conf.all.rp_filter` -eq 1" $LINENO
bash_exec "sysctl -w net.ipv4.conf.$PGW_INTERFACE_NAME_FOR_SGI.rp_filter=1"
assert " `sysctl -n net.ipv4.conf.$PGW_INTERFACE_NAME_FOR_SGI.rp_filter` -eq 1" $LINENO
bash_exec "sysctl -w net.ipv4.conf.$SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP.rp_filter=1"
assert " `sysctl -n net.ipv4.conf.$SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP.rp_filter` -eq 1" $LINENO
echo "0" > /proc/sys/net/ipv4/conf/all/proxy_arp
echo "0" > /proc/sys/net/ipv4/conf/$PGW_INTERFACE_NAME_FOR_SGI/proxy_arp
echo "0" > /proc/sys/net/ipv4/conf/$SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP/proxy_arp
# REMINDER for tuning
bash_exec "sysctl -w net.ipv4.netfilter.ip_conntrack_max=10000"
iptables -A FORWARD -m state --state INVALID -j LOG
#iptables -I PREROUTING -t raw -i $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP -j LOG --log-level crit --log-ip-options --log-prefix "PREROUTING raw:"
#iptables -A OUTPUT -t filter -j LOG --log-level crit --log-ip-options --log-prefix "OUTPUT filter:"
#iptables -A OUTPUT -t mangle -j LOG --log-level crit --log-ip-options --log-prefix "OUTPUT mangle:"
#iptables -A OUTPUT -t nat -j LOG --log-level crit --log-ip-options --log-prefix "OUTPUT nat:"
#iptables -A OUTPUT -t raw -j LOG --log-level crit --log-ip-options --log-prefix "OUTPUT raw:"
#iptables -A FORWARD -t filter -j LOG --log-level crit --log-ip-options --log-prefix "FORWARD filter:"
#iptables -A FORWARD -t mangle -j LOG --log-level crit --log-ip-options --log-prefix "FORWARD mangle:"
#iptables -I POSTROUTING -t mangle -j LOG --log-level crit --log-ip-options --log-prefix " ---> POSTROUTING mangle:"
#iptables -I POSTROUTING -t nat -j LOG --log-level crit --log-ip-options --log-prefix " ---> POSTROUTING nat:"
#iptables -A PREROUTING -t nat -j LOG --log-level crit --log-ip-options --log-prefix " <--- PREROUTING nat:"
#iptables -I PREROUTING -t mangle -j LOG --log-level crit --log-ip-options --log-prefix " <--- PREROUTING mangle:"
##################################################
# LAUNCH MME + S+P-GW executable
##################################################
cd $THIS_SCRIPT_PATH
if [ ! -d "OUTPUT/"$HOSTNAME ]
then
bash_exec "mkdir -p -m 777 ./OUTPUT/$HOSTNAME"
echo_success "Created OUTPUT/$HOSTNAME directory"
fi
ITTI_LOG_FILE=itti_mme.$HOSTNAME.log
#rotate_log_file $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$ITTI_LOG_FILE
STDOUT_LOG_FILE=stdout_mme.$HOSTNAME.log
#rotate_log_file $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$STDOUT_LOG_FILE
PCAP_S1C_LOG_FILE=tshark_mme_s1c.$HOSTNAME.pcap
#rotate_log_file $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$PCAP_S1C_LOG_FILE
PCAP_S6A_LOG_FILE=tshark_mme_s6a.$HOSTNAME.pcap
#rotate_log_file $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$PCAP_S6A_LOG_FILE
PCAP_S6A_S1C_LOG_FILE=tshark_mme_s6a_s1c.$HOSTNAME.pcap
PCAP_SGI_LOG_FILE=tshark_mme_sgi.$HOSTNAME.pcap
touch $THIS_SCRIPT_PATH/kill_epc.bash
echo '#!/bin/bash' > $THIS_SCRIPT_PATH/kill_epc.bash
echo "pkill -P $$" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -P INPUT ACCEPT" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -F INPUT" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -P OUTPUT ACCEPT" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -F OUTPUT" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -P FORWARD ACCEPT" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -F FORWARD" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -t nat -F" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -t mangle -F" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -t filter -F" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "iptables -t raw -F" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "ip route flush cache" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod iptable_raw" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod iptable_mangle" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod iptable_nat" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod iptable_filter" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod ip_tables" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod xt_state xt_mark xt_GTPUAH xt_GTPURH xt_tcpudp xt_connmark ipt_LOG ipt_MASQUERADE" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod x_tables" >> $THIS_SCRIPT_PATH/kill_epc.bash
echo "rmmod nf_conntrack_netlink nfnetlink nf_nat nf_conntrack_ipv4 nf_conntrack" >> $THIS_SCRIPT_PATH/kill_epc.bash
chmod 777 $THIS_SCRIPT_PATH/kill_epc.bash
trap control_c SIGINT
echo_success "Resolving hss.$REALM"
HSS_IP=$(get_ip hss.$REALM)
echo_success "HSS_IP: $HSS_IP"
HSS_ROUTE=$(ip route get $HSS_IP | grep $HSS_IP )
HSS_ROUTE_IS_LOCAL=`echo $HSS_ROUTE | cut -d ' ' -f 1`
if [ "x$HSS_ROUTE_IS_LOCAL" == "xlocal" ]; then
MME_INTERFACE_NAME_FOR_S6A=`ip route get $HSS_IP | grep $HSS_IP | cut -d ' ' -f 4`
else
MME_INTERFACE_NAME_FOR_S6A=`ip route get $HSS_IP | grep $HSS_IP | cut -d ' ' -f 3`
fi
echo_success "MME_INTERFACE_NAME_FOR_S1_MME : $MME_INTERFACE_NAME_FOR_S1_MME"
echo_success "MME_INTERFACE_NAME_FOR_S6A : $MME_INTERFACE_NAME_FOR_S6A"
# see http://www.coverfire.com/articles/queueing-in-the-linux-network-stack/
bash_exec "ethtool -A $MME_INTERFACE_NAME_FOR_S1_MME autoneg off rx off tx off"
bash_exec "ethtool -G $MME_INTERFACE_NAME_FOR_S1_MME rx 4096 tx 4096"
bash_exec "ethtool -C $MME_INTERFACE_NAME_FOR_S1_MME rx-usecs 3"
bash_exec "ifconfig $MME_INTERFACE_NAME_FOR_S1_MME txqueuelen 1000"
if [ x$MME_INTERFACE_NAME_FOR_S1_MME != x$SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP ]; then
bash_exec "ethtool -A $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP autoneg off rx off tx off"
bash_exec "ethtool -G $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP rx 4096 tx 4096"
bash_exec "ethtool -C $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP rx-usecs 3"
bash_exec "ifconfig $SGW_INTERFACE_NAME_FOR_S1U_S12_S4_UP txqueuelen 1000"
fi
if [ x$MME_INTERFACE_NAME_FOR_S1_MME == x$MME_INTERFACE_NAME_FOR_S6A ]; then
nohup tshark -i $MME_INTERFACE_NAME_FOR_S1_MME -f "not port 22" -w $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$PCAP_S6A_S1C_LOG_FILE &
else
nohup tshark -i $MME_INTERFACE_NAME_FOR_S1_MME -f "not port 22" -w $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$PCAP_S1C_LOG_FILE &
nohup tshark -i $MME_INTERFACE_NAME_FOR_S6A -f "not port 22" -w $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$PCAP_S6A_LOG_FILE &
fi
if [ x$PGW_INTERFACE_NAME_FOR_SGI != xnone ]; then
nohup tshark -i $PGW_INTERFACE_NAME_FOR_SGI -f "not port 22" -w $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$PCAP_SGI_LOG_FILE &
fi
wait_process_started tshark
cd $OPENAIRCN_DIR/$OBJ_DIR
echo "GNU_DEBUGGER:"$GNU_DEBUGGER
if [ "x$GNU_DEBUGGER" == "xyes" ]; then
echo_success "Running with GDB"
touch .gdbinit
echo "file $OPENAIRCN_DIR/$OBJ_DIR/OAI_EPC/oai_epc" > ~/.gdbinit
echo "set args -K $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$ITTI_LOG_FILE -c $THIS_SCRIPT_PATH/$CONFIG_FILE_EPC" >> ~/.gdbinit
# echo "b encode_eps_mobile_identity" >> ~/.gdbinit
echo "run" >> ~/.gdbinit
gdb 2>&1 | tee $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$STDOUT_LOG_FILE
else
echo_success "Running without GDB"
valgrind --tool=memcheck $OPENAIRCN_DIR/$OBJ_DIR/OAI_EPC/oai_epc -K $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$ITTI_LOG_FILE -c $THIS_SCRIPT_PATH/$CONFIG_FILE_EPC 2>&1 | tee $THIS_SCRIPT_PATH/OUTPUT/$HOSTNAME/$STDOUT_LOG_FILE
fi
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