Signed-off-by: Veerendra C <[EMAIL PROTECTED]>
Added files
crtchild.c - Program which calls the scripts
parent.sh - Checks the child NS is pinging from ParentNS
child.sh - Checks the Parent NS is pinging from Child NS
parentns.sh - Sets up the infrastruture to create NS
childns.sh - This sets up the infra reqd from the child NS
Index: containers/netns/child.sh
===================================================================
--- /dev/null
+++ containers/netns/child.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+# This script checks that the parent namespace is reachable from the child
+
+# The test case ID, the test case count and the total number of test case
+TCID=${TCID:-child.sh}
+TST_TOTAL=1
+TST_COUNT=1
+export TCID
+export TST_COUNT
+export TST_TOTAL
+
+ ping -qc 2 $IP1 > /dev/null
+
+ if [ $? == 0 ] ; then
+ tst_resm TINFO "PASS: Pinging ParentNS from ChildNS"
+ status=0
+ else
+ tst_resm TFAIL "FAIL: Unable to ping ParentNS from ChildNS"
+ status=1
+ fi
+ echo $status > /tmp/FIFO6
Index: containers/netns/childns.sh
===================================================================
--- /dev/null
+++ containers/netns/childns.sh
@@ -0,0 +1,62 @@
+#!/bin/bash
+################################################################################
+# This test scripts passes the PID of the child NS to the parent NS.
+# Also it assigns the device address and starts the sshd daemon
+# It checks for basic network connection between parent and child.
+# It renames the network device of the child
+
+# Arguments: Accepts an argument 'script' and executes on top of this
+################################################################################
+# set -x
+# The test case ID, the test case count and the total number of test case
+TCID=${TCID:-childns.sh}
+TST_TOTAL=1
+TST_COUNT=1
+export TCID
+export TST_COUNT
+export TST_TOTAL
+source initialize.sh
+status=0
+
+ if [ $# == 1 ] ; then
+ childscrpt=$1
+ debug "INFO: The script to be executed in child NS is $childscrpt"
+ fi
+
+ # Passing the PID of child
+ echo $$ > /tmp/FIFO1
+
+ # waiting for the device name from parent
+ vnet1=`cat /tmp/FIFO2`;
+ debug "INFO: network dev name received $vnet1";
+ # Assigning the dev addresses
+ ifconfig $vnet1 $IP2/24 up > /dev/null 2>&1
+ ifconfig lo up ;
+ sleep 2
+
+ #starting the sshd inside the child NS
+ /usr/sbin/sshd -p $PORT
+ if [ $? == 0 ]; then
+ debug "INFO: started the sshd @ port no $PORT"
+ sshpid=`ps -ef | grep "sshd -p $PORT" | awk '{ print $2 ; exit 0} ' `
+ else
+ tst_resm TFAIL "Failed in starting ssh @ port $PORT"
+ status=1
+ fi
+
+ # checking if parent ns responding
+ ping -q -c 2 $IP1 > /dev/null
+ if [ $? != 0 ] ; then
+ tst_resm TFAIL "FAIL: ParentNS not responding"
+ status=1
+ cleanup $sshpid $vnet1
+ exit $status
+ fi
+
+ if [ -f $childscrpt ]; then
+ source $childscrpt
+ fi
+
+ cleanup $sshpid $vnet1
+ debug "INFO: Done with executing child script $0"
+
Index: containers/netns/crtchild.c
===================================================================
--- /dev/null
+++ containers/netns/crtchild.c
@@ -0,0 +1,36 @@
+/*************************************************************************
+* Copyright (c) International Business Machines Corp., 2008
+* This program 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 2 of the License, or
+* (at your option) any later version.
+*
+* This program 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 this program; if not, write to the Free Software
+* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*
+***************************************************************************/
+/* ============================================================================
+* This testcase uses the libnetns.c from the library to create network NS.
+* In libnetns.c it uses 2 scripts parentns.sh and childns.sh to create this.
+* After creating the NS, this program verifies that the network is reachable
+* from parent-NS to child-NS and vice-versa.
+*
+* Scripts Used: parentns.sh, childns.sh , parent.sh , child.sh.
+*
+* Author: Veerendra C <[EMAIL PROTECTED]>
+* 31/07/2008
+* =============================================================================*/
+
+extern int create_net_namespace(char *, char *);
+
+int main()
+{
+ int status;
+ status = create_net_namespace("parent.sh", "child.sh");
+ return status;
+}
Index: containers/netns/parent.sh
===================================================================
--- /dev/null
+++ containers/netns/parent.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+# This script checks whether child NS is reachable from parent NS.
+
+# The test case ID, the test case count and the total number of test case
+TCID=${TCID:-parent.sh}
+TST_TOTAL=1
+TST_COUNT=1
+export TCID
+export TST_COUNT
+export TST_TOTAL
+
+ ping -q -c 2 $IP2 > /dev/null
+ if [ $? == 0 ] ; then
+ tst_resm TINFO "PASS: Pinging ChildNS from ParentNS"
+ status=0
+ else
+ tst_resm TFAIL "FAIL: Unable to ping ChildNS from ParentNS"
+ status=-1
+ fi
+ stat=`cat /tmp/FIFO6`
+ if [ $stat != 0 ] ; then
+ status=$stat
+ fi
+
Index: containers/netns/parentns.sh
===================================================================
--- /dev/null
+++ containers/netns/parentns.sh
@@ -0,0 +1,63 @@
+#!/bin/bash
+################################################################################
+# This script creates 2 veth devices.
+# It will assign $IP1 to vnet0 .
+# And defines the $IP2 as route to vnet1
+# Also it assigns the $vnet1 to child network-NS
+#
+# Arguments: Accepts an argument 'script' and executes on top of this
+################################################################################
+
+# The test case ID, the test case count and the total number of test case
+TCID=${TCID:-parentns.sh}
+TST_TOTAL=1
+TST_COUNT=1
+export TCID
+export TST_COUNT
+export TST_TOTAL
+#set -x
+source initialize.sh
+status=0
+
+ # Checks if any script is passed as argument.
+ if [ $# == 1 ]; then
+ scrpt=$1
+ debug "INFO: Script to be executed in parent NS is $scrpt"
+ fi
+
+ # Sets up the infrastructure for creating network NS
+
+ echo 1 > /proc/sys/net/ipv4/ip_forward
+ echo 1 > /proc/sys/net/ipv4/conf/eth0/proxy_arp
+
+ create_veth
+ vnet0=$dev0
+ vnet1=$dev1
+ if [[ -z $vnet0 || -z $vnet1 ]] ; then
+ tst_resm TFAIL "Error: unable to create veth pair"
+ exit -1
+ else
+ debug "INFO: vnet0 = $vnet0 , vnet1 = $vnet1"
+ fi
+ sleep 2
+
+ ifconfig $vnet0 $IP1/24 up > /dev/null 2>&1
+ route add -host $IP2 dev $vnet0
+ echo 1 > /proc/sys/net/ipv4/conf/$vnet0/proxy_arp
+
+ # Waits for the Child-NS to get created and reads the PID
+ pid=`cat /tmp/FIFO1`
+ debug "INFO: the pid of child is $pid"
+ ip link set $vnet1 netns $pid
+
+ # Passes the device name to Child NS
+ echo $vnet1 > /tmp/FIFO2
+
+ # Executes the script if it is passed as an argument.
+ if [ -f $scrpt ] ; then
+ source $scrpt
+ fi
+
+ debug "INFO: status is $status"
+ debug "INFO: Done executing parent script $0 "
+ exit $status
-------------------------------------------------------------------------
This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
Build the coolest Linux based applications with Moblin SDK & win great prizes
Grand prize is a trip for two to an Open Source event anywhere in the world
http://moblin-contest.org/redirect.php?banner_id=100&url=/
_______________________________________________
Ltp-list mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/ltp-list
