xcat-core/xCAT/postscripts/xcatlib.sh

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function hashencode(){
local str_map="$1"
echo `echo $str_map | sed 's/\./xDOTx/g' | sed 's/:/xCOLONx/g' | sed 's/,/:xCOMMAx/g'`
}
function hashset(){
local str_hashname="hash${1}${2}"
local str_value=$3
str_hashname=$(hashencode $str_hashname)
eval "${str_hashname}='${str_value}'"
}
function hashget(){
local str_hashname="hash${1}${2}"
str_hashname=$(hashencode $str_hashname)
eval echo "\$${str_hashname}"
}
function debianpreconf(){
#create the config sub dir
if [ ! -d "/etc/network/interfaces.d" ];then
mkdir -p "/etc/network/interfaces.d"
fi
#search xcat flag
grep '#XCAT_CONFIG' /etc/network/interfaces
if [ $? -eq 0 ];then
return
fi
#back up the old interface configure
if [ ! -e "/etc/network/interfaces.bak" ];then
mv /etc/network/interfaces /etc/network/interfaces.bak
fi
#create the new config file
echo "#XCAT_CONFIG" > /etc/network/interfaces
echo "source /etc/network/interfaces.d/*" >> /etc/network/interfaces
local str_conf_file=''
#read the backfile
cat /etc/network/interfaces.bak | while read str_line
do
if [ ! "$str_line" ];then
continue
fi
local str_first_char=${str_line:0:1}
if [ $str_first_char = '#' ];then
continue
fi
local str_conf_type=`echo $str_line | cut -d" " -f1`
if [ $str_conf_type = 'auto' -o $str_conf_type = 'allow-hotplug' ];then
str_line=${str_line#$str_conf_type}
for str_nic_name in $str_line; do
echo "$str_conf_type $str_nic_name" > "/etc/network/interfaces.d/$str_nic_name"
done
elif [ $str_conf_type = 'iface' -o $str_conf_type = 'mapping' ];then
#find out the nic name, should think about the eth0:1
str_nic_name=`echo $str_line | cut -d" " -f 2 | cut -d":" -f 1`
str_conf_file="/etc/network/interfaces.d/$str_nic_name"
if [ ! -e $str_conf_file ];then
echo "auto $str_nic_name" > $str_conf_file
fi
#write lines into the conffile
echo $str_line >> $str_conf_file
else
echo $str_line >> $str_conf_file
fi
done
}
#tranfer the netmask to prefix for ipv4
function v4mask2prefix(){
local num_bits=0
local old_ifs=$IFS
IFS=$'.'
local array_num_temp=($1)
IFS=$old_ifs
for num_dec in ${array_num_temp[@]}
do
case $num_dec in
255) let num_bits+=8;;
254) let num_bits+=7;;
252) let num_bits+=6;;
248) let num_bits+=5;;
240) let num_bits+=4;;
224) let num_bits+=3;;
192) let num_bits+=2;;
128) let num_bits+=1;;
0) ;;
*) echo "Error: $dec is not recognised"; exit 1
esac
done
echo "$num_bits"
}
function v4prefix2mask(){
local a=$1
local b=0
local num_index=1
local str_temp=''
local str_mask=''
while [[ $num_index -le 4 ]]
do
if [ $a -ge 8 ];then
b=8
a=$((a-8))
else
b=$a
a=0
fi
case $b in
0) str_temp="0";;
1) str_temp="128";;
2) str_temp="192";;
3) str_temp="224";;
4) str_temp="240";;
5) str_temp="248";;
6) str_temp="252";;
7) str_temp="254";;
8) str_temp="255";;
esac
str_mask=$str_mask$str_temp"."
num_index=$((num_index+1))
done
str_mask=`echo $str_mask | sed 's/\.$//'`
echo "$str_mask"
}
function v4calcbcase(){
local str_mask=$2
echo $str_mask | grep '\.' > /dev/null
if [ $? -ne 0 ];then
str_mask=$(v4prefix2mask $str_mask)
fi
local str_bcast=''
local str_temp=''
local str_ifs=$IFS
IFS=$'.'
local array_ip=($1)
local array_mask=($str_mask)
IFS=$str_ifs
if [ ${#array_ip[*]} -ne 4 -o ${#array_mask[*]} -ne 4 ];then
echo "255.255.255.255"
return
fi
for index in {0..3}
do
str_temp=`echo $[ ${array_ip[$index]}|(${array_mask[$index]} ^ 255) ]`
str_bcast=$str_bcast$str_temp"."
done
str_bcast=`echo $str_bcast | sed 's/\.$//'`
echo "$str_bcast"
}
function v4calcnet(){
local str_mask=$2
echo $str_mask | grep '\.' > /dev/null
if [ $? -ne 0 ];then
str_mask=$(v4prefix2mask $str_mask)
fi
local str_net=''
local str_temp=''
local str_ifs=$IFS
IFS=$'.'
local array_ip=($1)
local array_mask=($str_mask)
IFS=$str_ifs
for index in {0..3}
do
str_temp=`echo $[ ${array_ip[$index]}&${array_mask[$index]} ]`
str_net=$str_net$str_temp"."
done
str_net=`echo $str_net | sed 's/\.$//'`
echo "$str_net"
}
function v6expand(){
local str_v6address=$1
str_v6address=${str_v6address%%/*}
echo "$str_v6address" | grep '::' > /dev/null
if [ $? -ne 0 ];then
echo "$str_v6address"
return
fi
local num_colon=`echo "$str_v6address" | grep -o ':' | wc -l`
local num_omit=$((7-num_colon))
local str_temp=0
local num_index=1
while [ $num_index -le $num_omit ];do
str_temp=$str_temp":0"
num_index=$((num_index+1))
done
str_v6address=`echo $str_v6address | sed "s/::/:$str_temp:/" | sed 's/^:/0:/' | sed 's/:$/:0/'`
echo "$str_v6address"
}
function v6prefix2mask(){
local num_v6prefix=$1
num_v6prefix=`echo $num_v6prefix | sed 's:/::g'`
if [ $num_v6prefix -gt 128 ];then
$num_v6prefix=128
fi
if [ $num_v6prefix -le 0 ];then
$num_v6prefix=1
fi
local num_i=1
local str_mask=''
while [ $num_i -le 8 ];do
if [ $num_v6prefix -ge 16 ];then
str_mask=$str_mask"ffff:"
num_v6prefix=$((num_v6prefix-16))
elif [ $num_v6prefix -eq 0 ];then
str_mask=$str_mask"0:"
else
local str_temp=$(((65535>>$num_v6prefix)^65535))
str_temp=`echo "$str_temp"|awk '{printf("%x\n",$0)}'`
str_mask=$str_mask"$str_temp:"
num_v6prefix=0
fi
num_i=$((num_i+1))
done
str_mask=`echo $str_mask | sed 's/:$//'`
echo "$str_mask"
}
function v6calcnet(){
local str_v6ip=$(v6expand $1)
local str_v6mask=$2
local str_v6net=''
echo "$str_v6maks " | grep ':' > /dev/null
if [ $? -ne 0 ];then
str_v6mask=$(v6prefix2mask $str_v6mask)
fi
local str_old_ifs=$IFS
IFS=$':'
local array_ip=($str_v6ip)
local array_mask=($str_v6mask)
IFS=$str_old_ifs
for num_i in {0..7}
do
str_temp=$(( 0x${array_ip[$num_i]} & 0x${array_mask[$num_i]} ))
str_temp=`echo $str_temp | awk '{printf("%x\n",$0)}'`
str_v6net=$str_v6net$str_temp":"
done
str_v6net=`echo $str_v6net | sed 's/:$//'`
echo "$str_v6net"
}
function servicemap {
local svcname=$1
local svcmgrtype=$2
local svclistname=
INIT_dhcp="dhcpd isc-dhcp-server";
SYSTEMD_dhcp="dhcpd.service";
INIT_nfs="nfsserver nfs nfs-kernel-server";
SYSTEMD_nfs="nfs-server.service";
INIT_named="named bind9";
SYSTEMD_named="named.service";
INIT_syslog="syslog syslogd rsyslog";
SYSTEMD_syslog="rsyslog.service";
INIT_firewall="iptables firewalld SuSEfirewall2_setup";
SYSTEMD_firewall="firewalld.service";
INIT_http="apache2 httpd";
SYSTEMD_http="httpd.service";
local path=
local retdefault=$svcname
local svcvar=${svcname//[-.]/_}
if [ "$svcmgrtype" = "0" ];then
svclistname=INIT_$svcvar
path="/etc/init.d/"
elif [ "$svcmgrtype" = "1" ];then
svclistname=SYSTEMD_$svcvar
retdefault=$svcname.service
path="/usr/lib/systemd/system/"
fi
local svclist=$(eval echo \$$svclistname)
if [ -z "$svclist" ];then
svclist="$retdefault"
fi
for name in `echo $svclist`
do
if [ -e "$path$name" ];then
echo $name
break
fi
done
}
function startservice {
local svcname=$1
local cmd=
local svcunit=`servicemap $svcname 1`
local svcd=`servicemap $svcname 0`
if [ -n "$svcunit" ];then
cmd="systemctl start $svcunit"
elif [ -n "$svcd" ];then
cmd="service $svcd start";
fi
if [ -z "$cmd" ];then
return 127
fi
eval $cmd
}
function stopservice {
local svcname=$1
local cmd=
local svcunit=`servicemap $svcname 1`
local svcd=`servicemap $svcname 0`
if [ -n "$svcunit" ];then
cmd="systemctl stop $svcunit"
elif [ -n "$svcd" ];then
cmd="service $svcd stop";
fi
if [ -z "$cmd" ];then
return 127
fi
eval $cmd
}
function restartservice {
local svcname=$1
local cmd=
local svcunit=`servicemap $svcname 1`
local svcd=`servicemap $svcname 0`
if [ -n "$svcunit" ];then
cmd="systemctl restart $svcunit"
elif [ -n "$svcd" ];then
cmd="service $svcd restart";
fi
if [ -z "$cmd" ];then
return 127
fi
eval $cmd
}
function checkservicestatus {
local svcname=$1
local svcunit=`servicemap $svcname 1`
local svcd=`servicemap $svcname 0`
local output=
local retcode=3
if [ -n "$svcunit" ];then
output=$(systemctl show --property=ActiveState $svcunit|awk -F '=' '{print $2}')
if echo $output|grep -E -i "^active$";then
retcode=0
elif echo $output|grep -E -i "^inactive$";then
retcode=1
elif echo $output|grep -E -i "^failed$";then
retcode=2
fi
elif [ -n "$svcd" ];then
output=$(service $svcd status)
retcode=$?
echo $output
# if echo $output|grep -E -i "(stopped|not running)";then
# retcode=1
# elif echo $output|grep -E -i "running";then
# retcode=0
# fi
else
retcode=127
fi
return $retcode
}
function enableservice {
local svcname=$1
local cmd=
local svcunit=`servicemap $svcname 1`
local svcd=`servicemap $svcname 0`
if [ -n "$svcunit" ];then
cmd="systemctl enable $svcunit"
elif [ -n "$svcd" ];then
command -v chkconfig >/dev/null 2>&1
if [ $? -eq 0 ];then
cmd="chkconfig $svcd on";
else
command -v update-rc.d >/dev/null 2>&1
if [ $? -eq 0 ];then
cmd="update-rc.d $svcd defaults"
fi
fi
fi
if [ -z "$cmd" ];then
return 127
fi
eval $cmd
}
function disableservice {
local svcname=$1
local cmd=
local svcunit=`servicemap $svcname 1`
local svcd=`servicemap $svcname 0`
if [ -n "$svcunit" ];then
cmd="systemctl disable $svcunit"
elif [ -n "$svcd" ];then
command -v chkconfig >/dev/null 2>&1
if [ $? -eq 0 ];then
cmd="chkconfig $svcd off";
else
command -v update-rc.d >/dev/null 2>&1
if [ $? -eq 0 ];then
cmd="update-rc.d -f $svcd remove"
fi
fi
fi
if [ -z "$cmd" ];then
return 127
fi
eval $cmd
}