Veerendra wrote:
Signed-off-by: Veerendra C <[EMAIL PROTECTED]>
This patch consists of the files..
containers/netns/childipv6.sh
containers/netns/par_chld_ipv6.c
containers/netns/paripv6.sh
Regards
Veerendra C
-
Attaching the patch again..
Index: containers/netns/childipv6.sh
===================================================================
--- /dev/null
+++ containers/netns/childipv6.sh
@@ -0,0 +1,58 @@
+#!/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:-childipv6.sh}
+TST_TOTAL=1
+TST_COUNT=1
+export TCID
+export TST_COUNT
+export TST_TOTAL
+
+source initialize.sh
+
+# Passing the PID of child
+echo $$ > /tmp/FIFO1
+
+# waiting for the virt-eth devname and IPv6 addr from parent
+vnet1=`cat /tmp/FIFO2`
+parIPv6=`cat /tmp/FIFO4`;
+tst_resm TINFO "Received the Ipv6 addr $parIPv6";
+# Assigning the dev addresses
+ifconfig $vnet1 $IP2/24 up
+ifconfig lo up ;
+sleep 2
+
+#starting the sshd inside the child NS
+/usr/sbin/sshd -p $PORT ;
+if [ $? == 0 ]; then
+ tst_resm TINFO "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
+
+childIPv6=`ip -6 addr show dev $vnet1 | awk ' /inet6/ { print $2 } ' | awk -F"/" ' { print $1 } '`
+echo $childIPv6 >> /tmp/FIFO3
+
+# checking if parent ns responding
+ping6 -c 10 $parIPv6 >/dev/null 2>&1 &
+
+ if [ $? == 0 ] ; then
+ tst_resm TINFO "IPv6: Pinging Parent from Child: PASS"
+ status=0
+ else
+ tst_resm TFAIL "IPv6: Pinging Parent from Child: FAIL"
+ status=-1
+ fi
+#cleanup $sshpid $vnet1
+tst_resm TINFO " Done with executing child script $0"
+exit $status
Index: containers/netns/par_chld_ipv6.c
===================================================================
--- /dev/null
+++ containers/netns/par_chld_ipv6.c
@@ -0,0 +1,125 @@
+/*
+* Copyright (c) International Business Machines Corp., 2007
+* 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 creates the network namespace.
+* It creates veth pair . Also assigns IP addresses to the childNS.
+* Also it starts the sshd daemon @ port 7890
+*
+* Scripts Used: paripv6.sh childipv6.sh
+*
+* Author: Veerendra C <[EMAIL PROTECTED]>
+* 31/07/2008
+=========================================================================*/
+
+#include <sys/utsname.h>
+#include <sched.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "../libclone/libclone.h"
+#include <sched.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+#include <signal.h>
+#include <string.h>
+#include <errno.h>
+#include <libgen.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <test.h>
+
+#ifdef NO_LTP
+#define TFAIL "FAILURE: "
+#define TPASS "PASS: "
+#define TINFO "INFO: "
+#define TWARN "WARN: "
+#define tst_resm(x, format, arg...) printf("%s:" format, x, ## arg)
+#define tst_exit() exit(1)
+#endif
+
+char *TCID = "netns_ipv6";
+int TST_TOTAL=1;
+
+extern pid_t getpgid(pid_t pid);
+extern pid_t getsid(pid_t pid);
+
+int crtchild(char *s1)
+{
+ char *cmd[] = { "/bin/bash", s1, (char *)0 };
+ execve("/bin/bash", cmd, __environ);
+ tst_resm(TFAIL, "The code would not reach here on success\n");
+ perror("execve");
+ return 1;
+}
+
+int main()
+{
+ int pid, status=0, len, ret ;
+ long int flags = 0;
+ char *ltproot, *par, *child;
+
+ flags |= CLONE_NEWNS;
+ flags |= CLONE_NEWNET;
+
+
+ if (tst_kvercmp(2,6,19) < 0)
+ return 1;
+
+ ltproot = getenv("LTPROOT");
+
+ if ( ! ltproot) {
+ tst_resm(TINFO,"LTPROOT env variable is not set\n");
+ tst_resm(TINFO,"Please set LTPROOT and re-run the test.. Thankyou\n");
+ return -1;
+ }
+
+ len = strlen(ltproot);
+ par = malloc (len + 60);
+ child = malloc (len + 60);
+
+ sprintf(par, "%s/testcases/kernel/containers/netns/paripv6.sh" , ltproot);
+ sprintf(child, "%s/testcases/kernel/containers/netns/childipv6.sh" , ltproot);
+
+ if ((pid = fork()) == 0) {
+
+ // Child.
+ ret = unshare64(flags);
+ if (ret < 0) {
+ perror("unshare");
+ return 1;
+ }
+ return crtchild(child);
+ }
+ else{
+
+ //parent
+ ret = system(par);
+ if (ret != 0) {
+ tst_resm(TFAIL, "Error: While running the IPv6 tests between parent \
+& child NS\n");
+ fflush(stdout);
+ exit(1);
+ }
+ fflush(stdout);
+
+ if ((ret = waitpid(pid, &status, __WALL)) < 0){
+ tst_resm(TFAIL, "waitpid() returns %d, errno %d\n", ret, errno);
+ status = errno;
+ }
+ return status;
+ }
+}
Index: containers/netns/paripv6.sh
===================================================================
--- /dev/null
+++ containers/netns/paripv6.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+################################################################################
+# This script creates 2 veth devices $vnet0 and $vnet1.
+# It will assign $IP1 to $vnet0 .
+# And defines the $IP2 as route to $vnet1
+# Also it assigns the $vnet1 to child network-NS
+#
+################################################################################
+
+#set -x
+
+# The test case ID, the test case count and the total number of test case
+TCID=${TCID:-paripv6.sh}
+TST_TOTAL=1
+TST_COUNT=1
+export TCID
+export TST_COUNT
+export TST_TOTAL
+
+source initialize.sh
+status=0
+
+# Sets up the infrastructure for creating network NS
+# By defining the veth pair $vnet0 and $vnet1
+ echo 1 > /proc/sys/net/ipv4/ip_forward
+ echo 1 > /proc/sys/net/ipv4/conf/eth0/proxy_arp
+ create_veth
+ vnet0=$dev0
+ vnet1=$dev1
+ if [[ -z $vnet0 || -z $vnet1 ]] ; then
+ tst_resm TFAIL "Error: unable to create veth pair"
+ exit -1
+ else
+ tst_resm TINFO "vnet0 = $vnet0 , vnet1 = $vnet1"
+ fi
+
+
+ ifconfig $vnet0 $IP1/24 up
+ 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`
+ tst_resm TINFO "the pid of child is $pid"
+ ip link set $vnet1 netns $pid
+
+ echo $vnet1 > /tmp/FIFO2
+
+ # Passes the IPv6 addr to Child NS
+ parIPv6=`ip -6 addr show dev $vnet0 | awk ' /inet6/ { print $2 } ' | awk -F"/" ' { print $1 } '`
+
+ echo $parIPv6 > /tmp/FIFO4
+ childIPv6=`cat /tmp/FIFO3`
+ ping6 -c 10 $childIPv6 >/dev/null 2>&1 &
+
+ if [ $? == 0 ] ; then
+ tst_resm TINFO "IPv6: Pinging child from parent: PASS"
+ status=0
+ else
+ tst_resm TFAIL "IPv6: Pinging child from parent: FAIL"
+ status=-1
+ fi
+
+tst_resm TINFO " Done with executing parent script $0 "
+exit $status
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