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Code Issues Releases Wiki Activity

Reduce grep invocations by passing -[46] to ip

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This commit is contained in:
Samveen Gulati
2017-03-25 17:30:59 +00:00
parent d1b1773902
commit f1b406dbc0
12 changed files with 20 additions and 20 deletions
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2
perl-xCAT/xCAT/Client.pm
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@@ -33,7 +33,7 @@ if ($inet6support) {
if ($^O =~ /^linux/i) {
# Is IPv6 enabled on the MN or xcat client node at all?
my $ipv6enabled = `ip addr 2> /dev/null | grep inet6`;
my $ipv6enabled = `ip -6 -o addr 2> /dev/null`;
if (!$ipv6enabled) {
$inet6support = 0;
}

2
xCAT-OpenStack/postscripts/configgw
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@@ -9,7 +9,7 @@ if [ -z "$1" ];then
fi
str_nic_name=$1
str_ip_mask=`ip addr show dev $str_nic_name | grep inet | grep -v inet6 | awk '{print $2}' | head -n 1`
str_ip_mask=`ip -4 -o addr show dev $str_nic_name | awk '{print $4}' | head -n 1`
str_ip=`echo $str_ip_mask | awk -F'/' '{print $1}'`
str_mask=`echo $str_ip_mask | awk -F'/' '{print $2}'`

2
xCAT-client/bin/rcons
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@@ -87,7 +87,7 @@ if [ $USE_CONFLUENT == "1" ] && ([ -x "/opt/confluent/bin/confetty" ] || [ -x "/
fi
if [ -z "$CONSERVER" ]; then
CONSERVER=`nodels $1 nodehm.conserver 2>/dev/null | awk -F: '{print $2}' | tr -d ' '`
declare -a ipaddrs=`ip addr | grep 'inet' | awk {'print $2'} | cut -d/ -f1 | grep -v : | tr '\n' ' '`
declare -a ipaddrs=`ip -o a | awk {'print $4'} | cut -d/ -f1 | grep -v : | tr '\n' ' '`
for IP in ${ipaddrs[*]}; do
if [[ "${CONSERVER}" == "${IP}" ]]; then
# conserver is the same node, do not connect using -s

2
xCAT-genesis-builder/dhclient-script
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@@ -14,7 +14,7 @@ elif [ $reason = "BOUND" ]; then
if [ ! -z "$old_ip_address" ]; then
ip addr del dev $interface $old_ip_address/$old_subnet_mask
fi
for oldip in `ip addr show dev $interface|grep 'inet '|awk '{print $2}'`; do
for oldip in `ip -o addr show dev $interface|awk '{print $4}'`; do
ip addr del dev $interface $oldip
done
if [ ! -z "$new_ip_address" -a ! -z "$new_subnet_mask" ]; then

8
xCAT-genesis-scripts/bin/dodiscovery
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@@ -25,11 +25,11 @@ logger -s -t $log_label -p local4.info "Waiting for nics to get addresses"
while [ ! -z "$NICSGETTINGADDR" -a $timewaiting != 700 ]; do
NEWNICSGETTINGADDR=""
for nic in $NICSGETTINGADDR; do
if ! ip addr show dev $nic |grep -v inet6|grep inet >/dev/null; then
if ! ip -4 -o a show dev $nic |grep -q inet; then
NEWNICSGETTINGADDR="$NEWNICSGETTINGADDR $nic"
else
echo -n "$nic|"
ip addr show dev $nic |grep -v inet6|grep inet|sed -e s/\\/.*//|awk '{print $2}'
ip -4 -o addr show dev $nic | awk '{print $4}' | sed -e sX/.*XX
fi
done
sleep 0.1
@@ -187,8 +187,8 @@ for dev in `ip link|grep -B1 ether|grep UP|awk '{print $2}'|sed -e s/://|grep -v
ONBOARDINDEX=""
DRIVER=`grep DRIVER /sys/class/net/$dev/device/uevent|awk -F= '{print $2}'`
PCI_SLOT=`grep PCI_SLOT_NAME /sys/class/net/$dev/device/uevent|awk -F= '{print $2}'`
ADDRESS=`ip address show dev $dev|grep "inet "|grep global|awk '{print $2}'`
MAC=`ip link show dev $dev|grep ether|awk '{print $2}'| tr /a-f/ /A-F/`
ADDRESS=`ip -4 -o a show dev $dev|awk '/global/{print $4}'`
MAC=`ip -o l show dev $dev|awk '/ether/{print $15}'| tr /a-f/ /A-F/`
if [ "$MAC_OF_FIRST_UP_NIC" == "unknown" ]; then
MAC_OF_FIRST_UP_NIC=`echo $MAC | sed -e s/://g`
fi

6
xCAT-genesis-scripts/bin/doxcat
View File

@@ -212,7 +212,7 @@ else
tries=0
while [ -z "$bootnic" ]; do
for tmp1 in $ALLUP_NICS; do
if ip addr show dev $tmp1|grep -v 'scope link'|grep -v 'dynamic'|grep -v inet6|grep inet > /dev/null; then
if ip -4 -o a show dev $tmp1|grep -v 'scope link'|grep -v 'dynamic'|grep -q inet ; then
result=`ping -c1 -I $tmp1 $XCATMASTER 2>&1`
if [ $? -eq 0 ]; then
logger -s -t $log_label -p local4.info "the nic $tmp1 can ping $XCATMASTER"
@@ -247,7 +247,7 @@ else
gripeiter=101
logger -s -t $log_label -p local4.info "Acquiring network addresses.."
while ! ip addr show dev $bootnic|grep -v 'scope link'|grep -v 'dynamic'|grep -v inet6|grep inet > /dev/null; do
while ! ip -4 -o a show dev $bootnic|grep -v 'scope link'|grep -v 'dynamic'|grep -q inet; do
sleep 0.1
if [ $gripeiter = 1 ]; then
logger -s -t $log_label -p local4.info "It seems to be taking a while to acquire an IPv4 address, you may want to check spanning tree..."
@@ -261,7 +261,7 @@ openssl genrsa -out /etc/xcat/certkey.pem 4096 > /dev/null 2>&1 &
logger -s -t $log_label -p local4.info "Acquired IPv4 address on $bootnic"
ip addr show dev $bootnic|grep -v 'scope link'|grep -v 'dynamic'|grep -v inet6|grep inet|awk '{print $2}'
ip -4 -o a show dev $bootnic|grep -v 'scope link'|grep -v 'dynamic'|awk '{print $4}'
logger -s -t $log_label -p local4.info "Starting ntpd..."
ntpd -g -x

2
xCAT-probe/subcmds/xcatmn
View File

@@ -387,7 +387,7 @@ sub check_network {
# on SN, get ip address by compare 'master' attribute in 'site' table
# choose the one in the same network with 'master'
my @ipoutput = `ip addr show 2>&1| grep inet | grep -v inet6`;
my @ipoutput = `ip -4 a show 2>&1| grep inet`;
foreach (@ipoutput) {
if ($_ =~ /inet\s+(.+)\/(.+)\s+brd\s+(.+)\s+scope global/i) {
if (xCAT::NetworkUtils::isInSameSubnet($sitetable_ref->{master}, $1, $2, 1)) {

2
xCAT-server/sbin/xcatd
View File

@@ -97,7 +97,7 @@ if ($inet6support) {
if ($^O =~ /^linux/i) {
# Is IPv6 enabled on the MN or SN at all?
my $ipv6enabled = `ip addr | grep inet6`;
my $ipv6enabled = `ip -6 -o a`;
if (!$ipv6enabled) {
$inet6support = 0;
}

6
xCAT-server/share/xcat/install/scripts/post.rh.common
View File

@@ -39,12 +39,12 @@ elif [[ `echo "$PRINIC" | grep -sqE ^[A-Fa-f0-9]+:[A-Fa-f0-9]+:[A-Fa-f0-9]+:[A-F
fi
#IP=$(ifconfig $PRINIC | grep inet | awk '{print $2}' | awk -F: '{print $2}')
IP=$(ip addr show dev $PRINIC | grep inet | grep -v inet6 | awk '{print $2}' | head -n 1 | awk -F '/' '{print $1}')
if [ -z $IP ]
IP=$(ip -4 -o a sh dev $PRINIC | awk '/inet/{print $4}' | head -n 1 | awk -F '/' '{print $1}')
if [ -z "$IP" ]
then
dhclient $PRINIC
#IP=$(ifconfig $PRINIC | grep inet | awk '{print $2}' | awk -F: '{print $2}')
IP=$(ip addr show dev $PRINIC | grep inet | grep -v inet6 | awk '{print $2}' | head -n 1 | awk -F '/' '{print $1}')
IP=$(ip -4 -o a sh dev $PRINIC | awk '/inet/{print $4}' | head -n 1 | awk -F '/' '{print $1}')
fi
export HOSTNAME=$(host $IP 2>/dev/null | awk '{print $5}' | awk -F. '{print $1}')

4
xCAT-server/share/xcat/install/scripts/post.ubuntu.common
View File

@@ -22,12 +22,12 @@ elif [[ `echo "$PRINIC" | grep -sqE ^[A-Fa-f0-9]+:[A-Fa-f0-9]+:[A-Fa-f0-9]+:[A-F
export PRINIC=`ip -o link|grep -i "$PRINIC" |awk '{print $2}'|sed s/://`
fi
#IP=$(ifconfig $PRINIC | grep inet | awk '{print $2}' | awk -F: '{print $2}')
IP=$(ip addr show dev $PRINIC | grep inet | grep -v inet6 | awk '{print $2}' | head -n 1 | awk -F '/' '{print $1}')
IP=$(ip -4 -o a sh dev $PRINIC | awk '/inet/{print $4}' | head -n 1 | awk -F '/' '{print $1}')
if [ -z $IP ]
then
dhclient $PRINIC
#IP=$(ifconfig $PRINIC | grep inet | awk '{print $2}' | awk -F: '{print $2}')
IP=$(ip addr show dev $PRINIC | grep inet | grep -v inet6 | awk '{print $2}' | head -n 1 | awk -F '/' '{print $1}')
IP=$(ip -4 -o a sh dev $PRINIC | awk '/inet/{print $4}' | head -n 1 | awk -F '/' '{print $1}')
fi
if [ "$XCATDEBUGMODE" = "1" ] || [ "$XCATDEBUGMODE" = "2" ]; then

2
xCAT-server/share/xcat/tools/detect_dhcpd
View File

@@ -46,7 +46,7 @@ $start =~ s/(\d.*)\.(\d.*)/$1/;
if (!$nic) { print "specify a nic\n"; print $::USAGE; exit 1; }
#my $IP = `ifconfig $nic | grep "inet addr" | awk '{print \$2}' | awk -F: '{print \$2}'`;
my $IPADDRMASK = `ip addr show dev $nic | grep inet | grep -v inet6 | awk '{print \$2}' | head -n 1`;
my $IPADDRMASK = `ip -4 -o a show dev $nic | awk '/inet/{print \$4}' | head -n 1`;
my ($IP, $MASK) = split(/\//, $IPADDRMASK);
my $MAC;
my $tmpMAC;

2
xCAT/postscripts/hardeths
View File

@@ -88,7 +88,7 @@ if [ ! -z $HOSTNAMECTL ] && [ ! -z $NODE ]; then
fi
for nic in `ip link |grep "BROADCAST" |awk '{print $2}' | sed s/://`; do
IPADDRMASK=`ip addr show dev $nic | grep inet | grep -v inet6 | awk '{print $2}' | head -n 1`
IPADDRMASK=`ip -4 -o a sh dev $nic | awk '/inet/{print $4}' | head -n 1`
IPADDR=`echo $IPADDRMASK | awk -F'/' '{print $1}'`
[ -z $IPADDR ] && continue
PREFIXMASK=`echo $IPADDRMASK | awk -F'/' '{print $2}'`