svn commit: r222179 - in head/share/examples: diskless drivers
netgraph
Ulrich Spoerlein
uqs at FreeBSD.org
Sun May 22 14:23:48 UTC 2011
Author: uqs
Date: Sun May 22 14:23:48 2011
New Revision: 222179
URL: http://svn.freebsd.org/changeset/base/222179
Log:
Fix more typos to be a good example.
Found by: codespell
Modified:
head/share/examples/diskless/README.TEMPLATING
head/share/examples/drivers/make_device_driver.sh
head/share/examples/netgraph/ether.bridge
head/share/examples/netgraph/frame_relay
head/share/examples/netgraph/ngctl
head/share/examples/netgraph/raw
head/share/examples/netgraph/virtual.chain
head/share/examples/netgraph/virtual.lan
Modified: head/share/examples/diskless/README.TEMPLATING
==============================================================================
--- head/share/examples/diskless/README.TEMPLATING Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/diskless/README.TEMPLATING Sun May 22 14:23:48 2011 (r222179)
@@ -136,7 +136,7 @@ be useful to set up clients and server f
should never be overwritten by the templating copy.
- TYPICAL CUSTOMIZED CONFIGRATION SOFTLINKS
+ TYPICAL CUSTOMIZED CONFIGURATION SOFTLINKS
The following files typically need to be turned into softlinks
to /conf/ME/<filename>:
@@ -261,9 +261,9 @@ be useful to set up clients and server f
identity.pub
WHEN INITIALLY CONVERTING A TARGET MACHINE TO USE TEMPLATING, ALWAYS
- MAKE A FULL BACKUP OF THE TARGET MACHINE FIRST! You may accidently delete
- files on the target during the conversion due to forgetting to enter
- items into appropriate .cpignore files on the source.
+ MAKE A FULL BACKUP OF THE TARGET MACHINE FIRST! You may accidentally
+ delete files on the target during the conversion due to forgetting to
+ enter items into appropriate .cpignore files on the source.
SECURITY CONSIDERATIONS WITH NFS ROOT EXPORT FROM TEMPLATE MACHINE
SECURITY CONSIDERATIONS WITH NFS USR EXPORT FROM TEMPLATE MACHINE
Modified: head/share/examples/drivers/make_device_driver.sh
==============================================================================
--- head/share/examples/drivers/make_device_driver.sh Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/drivers/make_device_driver.sh Sun May 22 14:23:48 2011 (r222179)
@@ -485,7 +485,7 @@ ${1}_isa_probe (device_t device)
/*rid*/0, membase, memsize);
/*
* We found one, return non-positive numbers..
- * Return -N if we cant handle it, but not well.
+ * Return -N if we can't handle it, but not well.
* Return -2 if we would LIKE the device.
* Return -1 if we want it a lot.
* Return 0 if we MUST get the device.
Modified: head/share/examples/netgraph/ether.bridge
==============================================================================
--- head/share/examples/netgraph/ether.bridge Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/netgraph/ether.bridge Sun May 22 14:23:48 2011 (r222179)
@@ -40,7 +40,7 @@ BRIDGE_NAME="bnet0"
# machine as well then set ${LOCAL_IFACES} as well (they may also be
# listed in ${BRIDGE_IFACES}). Of course, any ${LOCAL_IFACE} must
# be ifconfig(8)ured separately. If you don't want a ${LOCAL_IFACE}
-# then assign it the emtpy string.
+# then assign it the empty string.
BRIDGE_IFACES="de0 fxp0 fxp1"
LOCAL_IFACES="fxp0 fxp1"
Modified: head/share/examples/netgraph/frame_relay
==============================================================================
--- head/share/examples/netgraph/frame_relay Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/netgraph/frame_relay Sun May 22 14:23:48 2011 (r222179)
@@ -13,13 +13,13 @@ ngctl mkpeer ${CARD}: frame_relay rawdat
# Link management protocol node.
ngctl mkpeer ${CARD}:rawdata lmi dlci0 auto0
-# Also attach dlci 1023, as it needs both to try autoconfiguring.
+# Also attach dlci 1023, as it needs both to try auto-configuring.
# The Link management protocol is now alive and probing..
ngctl connect ${CARD}:rawdata ${CARD}:rawdata.dlci0 dlci1023 auto1023
# Attach the DLCI(channel) the Telco has assigned you to
-# a node to hadle whatever protocol encapsulation your peer
-# is using. In this case rfc1490 encapsulation.
+# a node to handle whatever protocol encapsulation your peer
+# is using. In this case RFC1490 encapsulation.
ngctl mkpeer ${CARD}:rawdata rfc1490 dlci${DLCI} downstream
@@ -34,8 +34,8 @@ ngctl mkpeer ${CARD}:rawdata.dlci${DLCI}
# Then use ifconfig on interface ng0 as usual
# A variant on this whole set might use the 'name' command to make it more
-# readable. but it doesn't work if you have multiple lines or dlcis
-# e.g.
+# readable. But it doesn't work if you have multiple lines or dlcis
+# e.g.
# ngctl mkpeer ${CARD}: frame_relay rawdata downstream
# ngctl name ${CARD}:rawdata mux
# ngctl mkpeer mux: lmi dlci0 auto0
Modified: head/share/examples/netgraph/ngctl
==============================================================================
--- head/share/examples/netgraph/ngctl Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/netgraph/ngctl Sun May 22 14:23:48 2011 (r222179)
@@ -46,7 +46,7 @@
# Note that we used ngctl's ``name'' command to do this. However,
# the following manually constructed netgraph message would have
-# acomplished the exact same thing:
+# accomplished the exact same thing:
+ msg foo name { name="fred" }
@@ -85,7 +85,7 @@
# As soon as we sent the message, we got back a response. Here
# ngctl is telling us that it received a control message with the
-# NGF_RESP (response) flag set, the reponse was to a prior ``getname''
+# NGF_RESP (response) flag set, the response was to a prior ``getname''
# control message, that the originator was the node addressable
# as ``fred:''. The message arguments field is then displayed to
# us in its ASCII form. In this case, what we get back is a struct
Modified: head/share/examples/netgraph/raw
==============================================================================
--- head/share/examples/netgraph/raw Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/netgraph/raw Sun May 22 14:23:48 2011 (r222179)
@@ -6,7 +6,7 @@
CARD=sr0
# create an interface "ng0" and attach it to the sync port.
-# The packets had jolly well better be ip because we are not discriminating.
+# The packets had jolly well better be IP because we are not discriminating.
ngctl mkpeer ${CARD}: iface rawdata inet
# if ng0 already exists, use a CONNECT command instead of a mkpeer. e.g.
Modified: head/share/examples/netgraph/virtual.chain
==============================================================================
--- head/share/examples/netgraph/virtual.chain Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/netgraph/virtual.chain Sun May 22 14:23:48 2011 (r222179)
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (c) 2010, Yavuz Gokirmak
+# Copyright (c) 2010, Yavuz Gokirmak
#
# All rights reserved.
#
@@ -14,7 +14,6 @@
#
# $FreeBSD$
#
-#
# This script creates and connects n router like nodes. Complex wide
# area topologies can be created with the help of script.
#
@@ -25,9 +24,9 @@
#
# 0. Make your own copy of this example script.
#
-# 1. Edit the definition of ${TARGET_TOPOLOGY} to define your virtual
+# 1. Edit the definition of ${TARGET_TOPOLOGY} to define your virtual
# nodes. Virtual topology definition includes node names and their
-# IP address. Target top. sytax: ( name|ip<->name|ip ... )
+# IP address. Target top. syntax: ( name|ip<->name|ip ... )
# Example 1: ( n1|10.0.2.1/30<->n2|10.0.2.2/30 ...)
# Example 2: ( n1|2001:b90::14a/125<->n1|2001:b90::14b/125 ...)
#
@@ -35,21 +34,21 @@
#
# 3. Add necessary static route commands for each virtual node. For
# example assume you have three virtual nodes connected each other
-# llike a chain ( n1 is connected to n2, n2 is connecte to n3 ).
-# In order to estabklish connectivity among these virtual nodes,
+# like a chain (n1 is connected to n2, n2 is connected to n3).
+# In order to establish connectivity among these virtual nodes,
# you have to add default routes to node n1 and node n3. Example
# static route command is:
-# STATIC_ROUTE0="jexec n1 route add -inet default 10.0.2.2"
-# STATIC_ROUTE1="jexec n3 route add -inet default 10.0.2.5"
-# After defining default routes with above format you have to set
+# STATIC_ROUTE0="jexec n1 route add -inet default 10.0.2.2"
+# STATIC_ROUTE1="jexec n3 route add -inet default 10.0.2.5"
+# After defining default routes with above format you have to set
# the total number of static route commands as:
# STATIC_ROUTE_CNT=2
#
# 4. Stop bridging by running this script with "stop" as the
# command line argument.
-#
-# 5. This cript uses a template file in order to carry information
-# between start and stop calls.
+#
+# 5. This script uses a template file in order to carry information
+# between start and stop calls.
# In the start call, the netgraph interfaces and jails are created.
# At the stop phase, all created objects should be removed.
# DO NOT delete the temporary file between the start and stop phases.
@@ -84,8 +83,8 @@
#
#
-# List the names of virtual nodes and their IP addresses. Use ':'
-# character to seperate node name from node IP address and netmask.
+# List the names of virtual nodes and their IP addresses. Use ':'
+# character to separate node name from node IP address and netmask.
TARGET_TOPOLOGY="n1|10.0.2.1/30<->n2|10.0.2.2/30 n2|10.0.2.5/30<->n3|10.0.2.6/30 n2|10.0.2.9/30<->n4|10.0.2.10/30"
STATIC_ROUTE0="jexec n1 route add -inet default 10.0.2.2"
@@ -93,10 +92,10 @@ STATIC_ROUTE1="jexec n3 route add -inet
STATIC_ROUTE2="jexec n4 route add -inet default 10.0.2.9"
STATIC_ROUTE_CNT=3
-# MAC manifacturer prefix. This can be modified according to needs.
-MAC_PREFIX="00:1d:92"
+# MAC manufacturer prefix. This can be modified according to needs.
+MAC_PREFIX="00:1d:92"
-# Temporary file is important for proper execution of script.
+# Temporary file is important for proper execution of script.
TEMP_FILE="/var/tmp/.virtual.chain.tmp"
# Set root directory for jails to be created.
@@ -112,7 +111,7 @@ JAIL_PATH="/usr/jails/router"
virtual_chain_start() {
# Load netgraph KLD's as necessary.
-
+
for KLD in ng_ether ng_bridge ng_eiface; do
if ! kldstat -v | grep -qw ${KLD}; then
echo -n "Loading ${KLD}.ko... "
@@ -122,21 +121,21 @@ virtual_chain_start() {
done
# Reset all interfaces and jails. If temporary file can not be found
- # script assumes that there is no previous configuration.
-
+ # script assumes that there is no previous configuration.
+
if [ ! -e ${TEMP_FILE} ]; then
echo "No previous configuration(${TEMP_FILE}) found to clean-up."
else
echo -n "Cleaning previous configuration..."
virtual_chain_stop
echo "done"
- fi
+ fi
- # Create temporary file for usage. This file includes generated
+ # Create temporary file for usage. This file includes generated
# interface names and jail names. All bridges, interfaces and jails
- # are written to file while created. In clean-up process written
- # objects are cleaned (i.e removed) from system.
-
+ # are written to file while created. In clean-up process written
+ # objects are cleaned (i.e. removed) from system.
+
if [ -e ${TEMP_FILE} ]; then
touch ${TEMP_FILE}
fi
@@ -144,40 +143,40 @@ virtual_chain_start() {
# Attach other interfaces as well.
for CONNECTION in ${TARGET_TOPOLOGY}; do
-
+
# Virtual connections are defined in TARGET_TOPOLOGY variable.
# They have the form of 'nodeName|IPaddr'. Below two lines split
-
+
PEER1=`echo ${CONNECTION} | awk -F"<->" '{print $1}'`
PEER1_NAME=`echo ${PEER1} | awk -F"|" '{print $1}'`
PEER1_IP=`echo ${PEER1} | awk -F"|" '{print $2}'`
-
+
PEER2=`echo ${CONNECTION} | awk -F"<->" '{print $2}'`
PEER2_NAME=`echo ${PEER2} | awk -F"|" '{print $1}'`
PEER2_IP=`echo ${PEER2} | awk -F"|" '{print $2}'`
# !!! if not created already..
- # Create virtual node (jail) with given name and using
+ # Create virtual node (jail) with given name and using
# JAIL_PATH as root directory for jail.
virtual_chain_create_peer_if_necessary ${PEER1_NAME}
virtual_chain_create_peer_if_necessary ${PEER2_NAME}
# create an interface for peer with the given peer IP. Get interface
- # for future use; you will connect this interface to the other
+ # for future use; you will connect this interface to the other
# peers' (PEER2) interface.
virtual_chain_create_interface_with_ip ${PEER1_NAME} ${PEER1_IP}
PEER1_INTERFACE=${RET_INTERFACE}
-
+
# create an interface for peer with the given peer IP. Get interface
- # for future use; you will connect this interface to the other
+ # for future use; you will connect this interface to the other
# peers' (PEER2) interface.
virtual_chain_create_interface_with_ip ${PEER2_NAME} ${PEER2_IP}
PEER2_INTERFACE=${RET_INTERFACE}
# Connect virtual interface to other interface. Syntax is :
# ngctl connect INTERFACE1: INTERFACE2: ether ether.
-
+
echo -n "Connecting ${PEER1_INTERFACE}:ether to ${PEER2_INTERFACE}:ether..."
ngctl connect ${PEER1_INTERFACE}: ${PEER2_INTERFACE}: ether ether \
|| exit 1
@@ -193,7 +192,7 @@ virtual_chain_start() {
i=`expr $i + 1`
done
- echo "Virtual WAN established succesfully!"
+ echo "Virtual WAN established successfully!"
}
virtual_chain_create_interface_with_ip() {
@@ -201,35 +200,35 @@ virtual_chain_create_interface_with_ip()
NODE_NAME=$1
NODE_IP=$2
- # Create a ng_eiface object for virtual node. ng_eiface
+ # Create a ng_eiface object for virtual node. ng_eiface
# object has a hook that can be connected to one of bridge
- # links. After creating interface get its automatically
- # generated name for further usage.
+ # links. After creating interface get its automatically
+ # generated name for further usage.
echo "Creating eiface interface for virtual node ${NODE_NAME}."
ngctl mkpeer eiface ether ether
EIFACE=`ngctl l | grep ngeth | tail -n 1| awk '{print $2}'`
- echo "Interface ${EIFACE} is created."
-
+ echo "Interface ${EIFACE} is created."
+
# Write name of the interface to temp file. Clean-up procedure
# will use this name to shutdown interface.
-
+
echo "interface ${EIFACE}" >> ${TEMP_FILE}
- # Move virtual interface to virtual node. Note that Interface
+ # Move virtual interface to virtual node. Note that Interface
# name will not be changed at the end of this movement. Moved
# interface can be seen at the output of ifconfig command in
# jail: 'jexec jailname ifconfig'
- echo "Moving ${EIFACE} to ${NODE_NAME}"
+ echo "Moving ${EIFACE} to ${NODE_NAME}"
ifconfig ${EIFACE} vnet ${NODE_NAME}
-
+
# Make lo0 interface localhost.
jexec ${NODE_NAME} ifconfig lo0 localhost
# Generate a random mac address for virtual interface. First
# three octets can be changed by user. Last three octets are
- # generated randomly.
+ # generated randomly.
M4=`od -An -N2 -i /dev/random | sed -e 's/ //g' | \
awk '{ print $1 % 256 }'`
M5=`od -An -N2 -i /dev/random | sed -e 's/ //g' | \
@@ -244,16 +243,16 @@ virtual_chain_create_interface_with_ip()
echo "Setting MAC address of ${EIFACE} to '${MAC}'"
jexec ${NODE_NAME} ifconfig ${EIFACE} link $MAC
- # Either IPv4 or IPv6 can be used in this script. Ifconfig
+ # Either IPv4 or IPv6 can be used in this script. Ifconfig
# IP setting syntax differs slightly for two IP versions.
# For version 4 'inet' keyword is used whereas for version 6
# 'inet6' is used. Below line tries to decide which IP version
- # is given and sets IPVER to 'inet' or 'inet6'.
+ # is given and sets IPVER to 'inet' or 'inet6'.
IPVER=`echo ${NODE_IP} | awk -F"." '{ split($4,last,"/"); \
if( NF==4 && $1>0 && $1<256 && $2<256 && $3<256 && \
last[1]<256) print "inet"; else print "inet6"}'`
-
+
# Set IP address of virtual interface in virtual node.
echo "Setting IP address of ${EIFACE} to '${NODE_IP}'"
jexec ${NODE_NAME} ifconfig ${EIFACE} ${IPVER} ${NODE_IP}
@@ -264,23 +263,22 @@ virtual_chain_create_interface_with_ip()
virtual_chain_create_peer_if_necessary() {
if ! grep -q $1 ${TEMP_FILE} ; then
-
- echo -n "Creating virtual node (jail) ${1}..."
+
+ echo -n "Creating virtual node (jail) ${1}..."
jail -c vnet name=${1} host.hostname=${1} \
- path=${JAIL_PATH} persist
+ path=${JAIL_PATH} persist
jexec ${1} sysctl -w net.inet.ip.forwarding=1
jexec ${1} sysctl -w net.inet6.ip6.forwarding=1
echo "done"
-
- # Write name of the jail to temp file. Clean-up
+
+ # Write name of the jail to temp file. Clean-up
# procedure will use this name to remove jail.
-
+
echo "node ${1}" >> ${TEMP_FILE}
fi
}
-
# Stop routine.
virtual_chain_stop() {
@@ -288,31 +286,31 @@ virtual_chain_stop() {
echo "Nothing to stop! ${TEMP_FILE}: temp file not found"
else
- echo -n "Shutdown bridge interface.."
+ echo -n "Shutdown bridge interface.."
OBJECTS=`cat ${TEMP_FILE} | grep bridge | awk '{print $2}'`
for BRIDGE in ${OBJECTS}; do
ngctl shutdown ${BRIDGE}: >/dev/null 2>&1
done
echo "done"
-
- echo -n "Shutdown all eiface interfaces..."
+
+ echo -n "Shutdown all eiface interfaces..."
OBJECTS=`cat ${TEMP_FILE} | grep interface | awk '{print $2}'`
for INTERFACE in ${OBJECTS}; do
ngctl shutdown ${INTERFACE}: >/dev/null 2>&1
done
echo "done"
-
- echo -n "Removing all jails..."
+
+ echo -n "Removing all jails..."
OBJECTS=`cat ${TEMP_FILE} | grep node | awk '{print $2}'`
for NODE in ${OBJECTS}; do
jail -r ${NODE}
done
echo "done"
-
- echo "Removing tempfile ${TEMP_FILE}"
+
+ echo "Removing tempfile ${TEMP_FILE}"
rm ${TEMP_FILE}
fi
- echo "Virtual LAN objects removed succesfully!"
+ echo "Virtual LAN objects removed successfully!"
}
@@ -324,7 +322,6 @@ virtual_chain_usage() {
# Main entry point.
-
case $# in
1)
case $1 in
@@ -340,7 +337,7 @@ case $# in
echo " temp file not found"
else
virtual_chain_stop
- fi
+ fi
;;
help)
virtual_chain_usage
Modified: head/share/examples/netgraph/virtual.lan
==============================================================================
--- head/share/examples/netgraph/virtual.lan Sun May 22 14:03:46 2011 (r222178)
+++ head/share/examples/netgraph/virtual.lan Sun May 22 14:23:48 2011 (r222179)
@@ -1,6 +1,6 @@
#!/bin/sh
#
-# Copyright (c) 2010, Yavuz Gokirmak
+# Copyright (c) 2010, Yavuz Gokirmak
#
# All rights reserved.
#
@@ -13,13 +13,12 @@
# its use.
#
# $FreeBSD$
-
#
-# This script adds virtual nodes to one of the physical interfaces
+# This script adds virtual nodes to one of the physical interfaces
# visible on your local area network (LAN). Virtual nodes seems real
-# to external observers.
+# to external observers.
# If traceroute is executed to one of virtual nodes, the IP
-# address of the physical interface will not be seen in the output.
+# address of the physical interface will not be seen in the output.
# Virtual nodes are generated via jails and network connections are
# established using ng_bridge(4) and ng_eiface(4) node types.
#
@@ -29,11 +28,11 @@
#
# 1. Edit the definition of ${ETHER_INTF} as described below
# to define your real interface connected to the LAN. Virtual nodes
-# will placed on the same physical network as this interface.
+# will placed on the same physical network as this interface.
#
-# 2. Edit the definition of ${TARGET_TOPOLOGY} to define your virtual
+# 2. Edit the definition of ${TARGET_TOPOLOGY} to define your virtual
# nodes. Virtual topology definition includes node names and their
-# IP address. Target top. sytax: ( node1|ip1/24 node2|ip2/24 ... )
+# IP address. Target top. syntax: ( node1|ip1/24 node2|ip2/24 ... )
# Example 1: ( n1|122.122.122.12/24, n2|122.122.122.13/24 ...)
# Example 2: ( n1|2001:b90::14a/125, n1|2001:b90::14b/125 ...)
#
@@ -41,9 +40,9 @@
#
# 4. Stop bridging by running this script with "stop" as the
# command line argument.
-#
-# 5. This cript uses a template file in order to carry information
-# between start and stop calls.
+#
+# 5. This script uses a template file in order to carry information
+# between start and stop calls.
# In the start call, the netgraph interfaces and jails are created.
# At the stop phase, all created objects should be removed.
# DO NOT delete the temporary file between the start and stop phases.
@@ -80,19 +79,19 @@
#
# Give the name of ethernet interface. Virtual nodes will be seen as
-# local neighbours of this interface.
+# local neighbours of this interface.
ETHER_INTF="em0"
-# List the names of virtual nodes and their IP addresses. Use ':'
-# character to seperate node name from node IP address and netmask.
+# List the names of virtual nodes and their IP addresses. Use ':'
+# character to separate node name from node IP address and netmask.
TARGET_TOPOLOGY="c1|10.0.2.20/24 c2|10.0.2.21/24 c3|10.0.2.22/24"
-# MAC manifacturer prefix. This can be modified according to needs.
-MAC_PREFIX="00:1d:92"
+# MAC manufacturer prefix. This can be modified according to needs.
+MAC_PREFIX="00:1d:92"
-# Temporary file is important for proper execution of script.
+# Temporary file is important for proper execution of script.
TEMP_FILE="/var/tmp/.virtual.lan.tmp"
# Set root directory for jails to be created.
@@ -108,7 +107,7 @@ JAIL_PATH="/usr/jails/node"
virtual_lan_start() {
# Load netgraph KLD's as necessary.
-
+
for KLD in ng_ether ng_bridge ng_eiface; do
if ! kldstat -v | grep -qw ${KLD}; then
echo -n "Loading ${KLD}.ko... "
@@ -118,21 +117,21 @@ virtual_lan_start() {
done
# Reset all interfaces and jails. If temporary file can not be found
- # script assumes that there is no previous configuration.
-
+ # script assumes that there is no previous configuration.
+
if [ ! -e ${TEMP_FILE} ]; then
echo "No previous configuration(${TEMP_FILE}) found to clean-up."
else
echo -n "Cleaning previous configuration..."
virtual_lan_stop
echo "done"
- fi
+ fi
- # Create temporary file for usage. This file includes generated
+ # Create temporary file for usage. This file includes generated
# interface names and jail names. All bridges, interfaces and jails
- # are written to file while created. In clean-up process written
- # objects are cleaned (i.e removed) from system.
-
+ # are written to file while created. In clean-up process written
+ # objects are cleaned (i.e. removed) from system.
+
if [ -e ${TEMP_FILE} ]; then
touch ${TEMP_FILE}
fi
@@ -150,20 +149,20 @@ virtual_lan_start() {
# is used to create a name for new bridge.
BRIDGE_COUNT=`ngctl l | grep bridge | wc -l | sed -e "s/ //g"`
BRIDGE_NAME="bridge${BRIDGE_COUNT}"
-
+
# Create new ng_bridge(4) node and attach it to the ethernet interface.
# Connect ng_ether:lower hook to bridge:link0 when creating bridge and
# connect ng_ether:upper hook to bridge:link1 after bridge name is set.
-
+
echo "Creating bridge interface: ${BRIDGE_NAME}..."
ngctl mkpeer ${ETHER_INTF}: bridge lower link0 || exit 1
ngctl name ${ETHER_INTF}:lower ${BRIDGE_NAME} || exit 1
ngctl connect ${ETHER_INTF}: ${BRIDGE_NAME}: upper link1 || exit 1
echo "Bridge ${BRIDGE_NAME} is created and ${ETHER_INTF} is connected."
-
+
# In the above code block two hooks are connected to bridge interface,
- # therefore LINKNUM is set to 2 indicating total number of connected
- # hooks on the bridge interface.
+ # therefore LINKNUM is set to 2 indicating total number of connected
+ # hooks on the bridge interface.
LINKNUM=2
# Write name of the bridge to temp file. Clean-up procedure will use
@@ -173,7 +172,7 @@ virtual_lan_start() {
# Attach other interfaces as well.
for NODE in ${TARGET_TOPOLOGY}; do
-
+
# Virtual nodes are defined in TARGET_TOPOLOGY variable. They
# have the form of 'nodeName|IPaddr'. Below two lines split
# node definition to get node name and node IP.
@@ -181,48 +180,48 @@ virtual_lan_start() {
NODE_NAME=`echo ${NODE} | awk -F"|" '{print $1}'`
NODE_IP=`echo ${NODE} | awk -F"|" '{print $2}'`
- # Create virtual node (jail) with given name and using
+ # Create virtual node (jail) with given name and using
# JAIL_PATH as root directory for jail.
- echo -n "Creating virtual node (jail) ${NODE_NAME}..."
+ echo -n "Creating virtual node (jail) ${NODE_NAME}..."
jail -c vnet name=${NODE_NAME} host.hostname=${NODE_NAME} \
- path=${JAIL_PATH} persist
+ path=${JAIL_PATH} persist
echo "done"
-
- # Write name of the jail to temp file. Clean-up procedure will
+
+ # Write name of the jail to temp file. Clean-up procedure will
# use this name to remove jail.
-
+
echo "node ${NODE_NAME}" >> ${TEMP_FILE}
- # Create a ng_eiface object for virtual node. ng_eiface
+ # Create a ng_eiface object for virtual node. ng_eiface
# object has a hook that can be connected to one of bridge
- # links. After creating interface get its automatically
- # generated name for further usage.
+ # links. After creating interface get its automatically
+ # generated name for further usage.
echo "Creating eiface interface for virtual node ${NODE_NAME}."
ngctl mkpeer eiface ether ether
EIFACE=`ngctl l | grep ngeth | tail -n 1| awk '{print $2}'`
- echo "Interface ${EIFACE} is created."
-
+ echo "Interface ${EIFACE} is created."
+
# Write name of the interface to temp file. Clean-up procedure
# will use this name to shutdown interface.
-
+
echo "interface ${EIFACE}" >> ${TEMP_FILE}
-
- # Move virtual interface to virtual node. Note that Interface
+
+ # Move virtual interface to virtual node. Note that Interface
# name will not be changed at the end of this movement. Moved
# interface can be seen at the output of ifconfig command in
# jail: 'jexec jailname ifconfig'
- echo "Moving ${EIFACE} to ${NODE_NAME}"
+ echo "Moving ${EIFACE} to ${NODE_NAME}"
ifconfig ${EIFACE} vnet ${NODE_NAME}
-
+
# Make lo0 interface localhost.
jexec ${NODE_NAME} ifconfig lo0 localhost
# Generate a random mac address for virtual interface. First
# three octets can be changed by user. Last three octets are
- # generated randomly.
+ # generated randomly.
M4=`od -An -N2 -i /dev/random | sed -e 's/ //g' | \
awk '{ print $1 % 256 }'`
M5=`od -An -N2 -i /dev/random | sed -e 's/ //g' | \
@@ -237,35 +236,35 @@ virtual_lan_start() {
echo "Setting MAC address of ${EIFACE} to '${MAC}'"
jexec ${NODE_NAME} ifconfig ${EIFACE} link $MAC
- # Either IPv4 or IPv6 can be used in this script. Ifconfig
+ # Either IPv4 or IPv6 can be used in this script. Ifconfig
# IP setting syntax differs slightly for two IP versions.
# For version 4 'inet' keyword is used whereas for version 6
# 'inet6' is used. Below line tries to decide which IP version
- # is given and sets IPVER to 'inet' or 'inet6'.
+ # is given and sets IPVER to 'inet' or 'inet6'.
IPVER=`echo ${NODE_IP} | awk -F"." '{ split($4,last,"/"); \
if( NF==4 && $1>0 && $1<256 && $2<256 && $3<256 && \
last[1]<256) print "inet"; else print "inet6"}'`
-
+
# Set IP address of virtual interface in virtual node.
echo "Setting IP address of ${EIFACE} to '${NODE_IP}'"
jexec ${NODE_NAME} ifconfig ${EIFACE} ${IPVER} ${NODE_IP}
-
+
# Connect virtual interface to bridge interface. Syntax is :
# ngctl connect INTERFACE: BRIDGE: INTERFACE_HOOK EMPTY_LINK.
# Interface has one hook named 'ether' and below line connects
- # ether hook to bridge's first unconnected link.
-
+ # ether hook to bridge's first unconnected link.
+
echo -n "Connecting ${EIFACE}:ether to ${BRIDGE_NAME}:link${LINKNUM}..."
ngctl connect ${EIFACE}: ${BRIDGE_NAME}: ether link${LINKNUM} \
|| exit 1
echo "done"
# Now, bridge has one more connected link thus link count is
- # incremented.
+ # incremented.
LINKNUM=`expr ${LINKNUM} + 1`
done
- echo "Virtual LAN established succesfully!"
+ echo "Virtual LAN established successfully!"
}
@@ -276,31 +275,31 @@ virtual_lan_stop() {
echo "Nothing to stop! ${TEMP_FILE}: temp file not found"
else
- echo -n "Shutdown bridge interface.."
+ echo -n "Shutdown bridge interface.."
OBJECTS=`cat ${TEMP_FILE} | grep bridge | awk '{print $2}'`
for BRIDGE in ${OBJECTS}; do
ngctl shutdown ${BRIDGE}: >/dev/null 2>&1
done
echo "done"
-
- echo -n "Shutdown all eiface interfaces..."
+
+ echo -n "Shutdown all eiface interfaces..."
OBJECTS=`cat ${TEMP_FILE} | grep interface | awk '{print $2}'`
for INTERFACE in ${OBJECTS}; do
ngctl shutdown ${INTERFACE}: >/dev/null 2>&1
done
echo "done"
-
- echo -n "Removing all jails..."
+
+ echo -n "Removing all jails..."
OBJECTS=`cat ${TEMP_FILE} | grep node | awk '{print $2}'`
for NODE in ${OBJECTS}; do
jail -r ${NODE}
done
echo "done"
-
- echo "Removing tempfile ${TEMP_FILE}"
+
+ echo "Removing tempfile ${TEMP_FILE}"
rm ${TEMP_FILE}
fi
- echo "Virtual LAN objects removed succesfully!"
+ echo "Virtual LAN objects removed successfully!"
}
@@ -327,7 +326,7 @@ case $# in
echo " temp file not found"
else
virtual_lan_stop
- fi
+ fi
;;
help)
virtual_lan_usage
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