Files
openairinterface5g/openair-cn/SCRIPTS/utils.bash
T

273 lines
6.8 KiB
Bash
Executable File

cidr2mask() {
local i mask=""
local full_octets=$(($1/8))
local partial_octet=$(($1%8))
for ((i=0;i<4;i+=1)); do
if [ $i -lt $full_octets ]; then
mask+=255
elif [ $i -eq $full_octets ]; then
mask+=$((256 - 2**(8-$partial_octet)))
else
mask+=0
fi
test $i -lt 3 && mask+=.
done
echo $mask
}
black='\E[30m'
red='\E[31m'
green='\E[32m'
yellow='\E[33m'
blue='\E[34m'
magenta='\E[35m'
cyan='\E[36m'
white='\E[37m'
reset_color='\E[00m'
ROOT_UID=0
E_NOTROOT=67
HOSTNAME=$(hostname -f)
trim ()
{
echo "$1" | sed -n '1h;1!H;${;g;s/^[ \t]*//g;s/[ \t]*$//g;p;}'
}
cecho() # Color-echo
# arg1 = message
# arg2 = color
{
local default_msg="No Message."
message=${1:-$default_msg}
color=${2:-$green}
echo -e -n "$color$message$reset_color"
echo
return
}
echo_error() {
local my_string=""
until [ -z "$1" ]
do
my_string="$my_string$1"
shift
done
cecho "$my_string" $red
}
echo_warning() {
local my_string=""
until [ -z "$1" ]
do
my_string="$my_string$1"
shift
done
cecho "$my_string" $yellow
}
echo_success() {
local my_string=""
until [ -z "$1" ]
do
my_string="$my_string$1"
shift
done
cecho "$my_string" $green
}
bash_exec() {
output=$($1 2>&1)
result=$?
if [ $result -eq 0 ]
then
echo_success "$1"
else
echo_error "$1: $output"
fi
}
set_openair() {
path=`pwd`
declare -i length_path
declare -i index
length_path=${#path}
for i in 'openair1' 'openair2' 'openair3' 'openair-cn' 'targets'
do
index=`echo $path | grep -b -o $i | cut -d: -f1`
#echo ${path%$token*}
if [[ $index -lt $length_path && index -gt 0 ]]
then
declare -x OPENAIR_DIR
index=`expr $index - 1`
openair_path=`echo $path | cut -c1-$index`
#openair_path=`echo ${path:0:$index}`
export OPENAIR_DIR=$openair_path
export OPENAIR_HOME=$openair_path
export OPENAIR1_DIR=$openair_path/openair1
export OPENAIR2_DIR=$openair_path/openair2
export OPENAIR3_DIR=$openair_path/openair3
export OPENAIR_TARGETS=$openair_path/targets
return 0
fi
done
return -1
}
wait_process_started () {
if [ -z "$1" ]
then
echo_error "WAITING FOR PROCESS START: NO PROCESS"
return 1
fi
ps -C $1 > /dev/null 2>&1
while [ $? -ne 0 ]; do
echo_warning "WAITING FOR $1 START"
sleep 2
ps -C $1 > /dev/null 2>&1
done
echo_success "PROCESS $1 STARTED"
return 0
}
is_process_started () {
if [ -z "$1" ]
then
echo_error "WAITING FOR PROCESS START: NO PROCESS"
return 1
fi
ps -C $1 > /dev/null 2>&1
if [ $? -ne 0 ]
then
echo_success "PROCESS $1 NOT STARTED"
return 1
fi
echo_success "PROCESS $1 STARTED"
return 0
}
assert() {
# If condition false
# exit from script with error message
E_PARAM_ERR=98
E_PARAM_FAILED=99
if [ -z "$2" ] # Not enought parameters passed.
then
return $E_PARAM_ERR
fi
lineno=$2
if [ ! $1 ]
then
echo "Assertion failed: \"$1\""
echo "File \"$0\", line $lineno"
exit $E_ASSERT_FAILED
fi
}
test_command_install() {
# usage: test_command_install searched_binary package_to_be_installed_if_binary_not_found
command -v $1 >/dev/null 2>&1 || { echo_warning "Program $1 is not installed. Trying installing it." >&2; apt-get install $2 -y; command -v $1 >/dev/null 2>&1 || { echo_error "Program $1 is not installed. Aborting." >&2; exit 1; };}
echo_success "$1 available"
}
start_openswitch_daemon() {
rmmod -s bridge
if [[ -e "/lib/modules/`uname -r`/extra/openvswitch.ko" ]] ; then
bash_exec "insmod /lib/modules/`uname -r`/extra/openvswitch.ko"
else
echo_error "/lib/modules/`uname -r`/extra/openvswitch.ko not found, exiting"
exit -1
fi
is_process_started "ovsdb-server"
if [ $? -ne 0 ]
then
ovsdb-server --remote=punix:/usr/local/var/run/openvswitch/db.sock --remote=db:Open_vSwitch,manager_options --pidfile --detach
wait_process_started "ovsdb-server"
fi
# To be done after installation
# ovs-vsctl --no-wait init
is_process_started "ovs-vswitchd"
if [ $? -ne 0 ]
then
ovs-vswitchd --pidfile --detach
wait_process_started "ovs-vswitchd"
fi
}
check_epc_config() {
if [ ! -f $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/epc_$HOSTNAME.conf ]
then
echo "Cannot find file $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/epc_$HOSTNAME.conf"
echo "Please make sure to create one that fits your use (you can use mme_default.conf file as template)"
exit -1
fi
}
check_enb_config() {
if [ ! -f $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/enb_$HOSTNAME.conf ]
then
echo "Cannot find file $OPENAIR3_DIR/OPENAIRMME/UTILS/CONF/enb_$HOSTNAME.conf"
echo "Please make sure to create one that fits your use (you can use mme_default.conf file as template)"
exit -1
fi
}
check_for_epc_executable() {
if [ ! -f $OPENAIR3_DIR/OPENAIRMME/objs/OAI_EPC/oai_epc ]
then
echo "Cannot find oai_epc executable object in directory $OPENAIR3_DIR/OPENAIRMME/objs/OAI_EPC/"
echo "Please make sure you have compiled OAI EPC with --enable-standalone-epc option"
exit -1
fi
}
check_for_sgw_executable() {
if [ ! -f $OPENAIR3_DIR/OPENAIRMME/objs/OAI_SGW/oai_sgw ]
then
echo "Cannot find oai_sgw executable object in directory $OPENAIR3_DIR/OPENAIRMME/objs/OAI_SGW/"
echo "Please make sure you have compiled OAI EPC without --enable-standalone-epc option"
exit -1
fi
}
check_for_mme_executable() {
if [ ! -f $OPENAIR3_DIR/OPENAIRMME/objs/OAISIM_MME/oaisim_mme ]
then
echo "Cannot find oai_sgw executable object in directory $OPENAIR3_DIR/OPENAIRMME/objs/OAISIM_MME/"
echo "Please make sure you have compiled OAI EPC without --enable-standalone-epc option"
exit -1
fi
}
check_for_root_rights() {
if [[ $EUID -ne 0 ]]; then
echo "This script must be run as root" 1>&2
exit -1
fi
}
###########################################################
IPTABLES=/sbin/iptables
THIS_SCRIPT_PATH=$(dirname $(readlink -f $0))
declare -x OPENAIR_DIR=""
declare -x OPENAIR1_DIR=""
declare -x OPENAIR2_DIR=""
declare -x OPENAIR3_DIR=""
declare -x OPENAIR_TARGETS=""
###########################################################
set_openair
cecho "OPENAIR_DIR = $OPENAIR_DIR" $green
cecho "OPENAIR1_DIR = $OPENAIR1_DIR" $green
cecho "OPENAIR2_DIR = $OPENAIR2_DIR" $green
cecho "OPENAIR3_DIR = $OPENAIR3_DIR" $green
cecho "OPENAIR_TARGETS = $OPENAIR_TARGETS" $green