| #!/bin/sh |
| ################################################################################ |
| ## ## |
| ## Copyright (c) International Business Machines Corp., 2001 ## |
| ## ## |
| ## 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 ## |
| ## ## |
| ################################################################################ |
| # |
| # File : xinetd_tests.sh |
| # |
| # Description: Test Basic functionality of xinetd command. |
| # Test #1: xinetd starts programs that provide Internet services. |
| # |
| # Author: Manoj Iyer, manjo@mail.utexas.edu |
| # |
| # History: Mar 04 2003 - Created - Manoj Iyer. |
| # |
| # Function: chk_ifexists |
| # |
| # Description: - Check if command required for this test exits. |
| # |
| # Input: - $1 - calling test case. |
| # - $2 - command that needs to be checked. |
| # |
| # Return: - zero on success. |
| # - non-zero on failure. |
| chk_ifexists() |
| { |
| RC=0 |
| |
| which $2 > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_brkm TBROK NULL "$1: command $2 not found." |
| fi |
| return $RC |
| } |
| |
| |
| # Function: init |
| # |
| # Description: - Check if command required for this test exits. |
| # - Create temporary directories required for this test. |
| # - Initialize global variables. |
| # |
| # Return: - zero on success. |
| # - non-zero on failure. |
| init() |
| { |
| # Initialize global variables. |
| export RC=0 |
| export TST_TOTAL=2 |
| export TCID="xinetd" |
| export TST_COUNT=0 |
| |
| # Inititalize cleanup function. |
| trap "cleanup" 0 |
| |
| # create the temporary directory used by this testcase |
| if [ -z $TMP ] |
| then |
| LTPTMP=/tmp/tst_xinetd.$$ |
| else |
| LTPTMP=$TMP/tst_xinetd.$$ |
| fi |
| |
| mkdir -p $LTPTMP > /dev/null 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_brkm TBROK NULL "INIT: Unable to create temporary directory" |
| return $RC |
| fi |
| |
| # check if commands tst_*, xinetd, awk exists. |
| chk_ifexists INIT tst_resm || return $RC |
| chk_ifexists INIT xinetd || return $RC |
| chk_ifexists INIT diff || return $RC |
| chk_ifexists INIT telnet || return $RC |
| |
| # Create custom xinetd.conf file. |
| # tst_xinetd.conf.1 config file has telnet service disabled. |
| cat > $LTPTMP/tst_xinetd.conf.1 <<-EOF || RC=$? |
| defaults |
| { |
| instances = 25 |
| log_type = FILE /var/log/servicelog |
| log_on_success = HOST PID |
| log_on_failure = HOST RECORD |
| disabled = telnet |
| } |
| EOF |
| |
| # tst_xinetd.conf.2 config file has telnet enabled. |
| cat > $LTPTMP/tst_xinetd.conf.2 <<-EOF || RC=$? |
| defaults |
| { |
| instances = 25 |
| log_type = FILE /var/log/servicelog |
| log_on_success = HOST PID |
| log_on_failure = HOST |
| # disabled = telnet |
| } |
| |
| service telnet |
| { |
| socket_type = stream |
| protocol = tcp |
| wait = no |
| user = root |
| server = /usr/sbin/in.telnetd |
| server_args = -n |
| no_access = |
| } |
| EOF |
| |
| # Create expected file with telnet disabled. |
| cat > $LTPTMP/tst_xinetd.exp.1 <<-EOF || RC=$? |
| telnet: Unable to connect to remote host: Connection refused |
| EOF |
| |
| if [ $RC -ne 0 ] |
| then |
| tst_brkm TBROK NULL \ |
| "INIT: unable to create expected file $LTPTMP/tst_xinetd.exp.1" |
| return $RC |
| fi |
| |
| # Create expected file with telnet enabled. |
| cat > $LTPTMP/tst_xinetd.exp.2 <<-EOF || RC=$? |
| Trying 127.0.0.1... |
| Connected to localhost (127.0.0.1). |
| Escape character is '^]'. |
| Connection closed by foreign host. |
| EOF |
| |
| if [ $RC -ne 0 ] |
| then |
| tst_brkm TBROK NULL \ |
| "INIT: unable to create expected file $LTPTMP/tst_xinetd.exp.1" |
| return $RC |
| fi |
| |
| return $RC |
| } |
| |
| |
| # Function: cleanup |
| # |
| # Description: - remove temporaty files and directories. |
| # |
| # Return: - zero on success. |
| # - non-zero on failure. |
| cleanup() |
| { |
| RC=0 |
| # restore the original xinetd.conf if a back up exits. |
| if [ -f /etc/xinetd.conf.orig ] |
| then |
| mv /etc/xinetd.conf.orig /etc/xinetd.conf \ |
| > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_res TINFO $LTPTMP/tst_xinetd.err \ |
| "CLEANUP: failed restoring original xinetd.conf RC=$RC. Details:" |
| fi |
| |
| sleep 1s |
| |
| # restoring original services |
| /etc/init.d/xinetd restart > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_res TINFO $LTPTMP/tst_xinetd.err \ |
| "CLEANUP: failed restoring original services RC=$RC. Details:" |
| fi |
| fi |
| |
| # remove all the temporary files created by this test. |
| tst_resm TINFO "CLEAN: removing $LTPTMP" |
| rm -fr $LTPTMP |
| } |
| |
| |
| # Function: test01 |
| # |
| # Description: - Test that xinetd reads the configuration file and starts or |
| # stops services. |
| # - restart xinetd with configuration file with telnet disabled. |
| # - telnet to locahost should fail. |
| # - restart xinetd with configuration file with telnet enabled. |
| # - telnet to locahost should work. |
| # |
| # Return: - zero on success. |
| # - non-zero on failure. |
| test01() |
| { |
| TCID=xinetd01 |
| TST_COUNT=1 |
| nhops=0 # Number of hops required to get to host. |
| RC=0 # Return value from commands. |
| |
| tst_resm TINFO "Test #1: restart xinetd with telnet disabled." |
| |
| # create a backup of the original xinetd.conf file. |
| mv /etc/xinetd.conf /etc/xinetd.conf.orig > $LTPTMP/tst_xinetd.err 2>&1 \ |
| || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_brk TBROK $LTPTMP/tst_xinetd.err NULL \ |
| "Test #1: Failed while backing up original xinetd.conf. Details" |
| return $RC |
| fi |
| |
| # install the new config file with telnet disabled. |
| mv $LTPTMP/tst_xinetd.conf.1 /etc/xinetd.conf > $LTPTMP/tst_xinetd.err 2>&1 \ |
| || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_brk TBROK $LTPTMP/tst_xinetd.err NULL \ |
| "Test #1: Failed installing new xinetd.conf in /etc. Details:" |
| return $RC |
| fi |
| |
| tst_resm TINFO "Test #1: new xinetd.conf installed with telnet disabled." |
| |
| sleep 1s |
| |
| # restart xinetd to re-start the services |
| /etc/init.d/xinetd restart > $LTPTMP/tst_xinetd.out 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_res TFAIL $LTPTMP/tst_xinetd.out \ |
| "Test #1: unable to restart service with telnet disabled. Details:" |
| return $RC |
| else |
| # even if xinetd restart has zero exit value, |
| # make certain there was no failure. |
| grep -i "fail" $LTPTMP/tst_xinetd.out > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -eq 0 ] |
| then |
| tst_res TFAIL $LTPTMP/tst_xinetd.err \ |
| "Test #1: xinetd failed to restart. Details" |
| return $RC |
| else |
| RC=0 |
| tst_resm TINFO \ |
| "Test #1: xinetd re-started successfully with telnet disabled." |
| fi |
| fi |
| |
| # Not checking for exit code from telnet command because telnet is |
| # not terminated by the test gracefully. |
| echo "" | telnet localhost 2>$LTPTMP/tst_xinetd.out 1>/dev/null |
| diff -iwB $LTPTMP/tst_xinetd.out $LTPTMP/tst_xinetd.exp.1 \ |
| > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_res TFAIL $LTPTMP/tst_xinetd.err \ |
| "Test #1: with telnet diabled expected out differs RC=$RC. Details:" |
| return $RC |
| fi |
| |
| tst_resm TINFO "Test #1: restart xinetd with telnet enabled." |
| # install the xinetd config file with telnet enabled. |
| mv $LTPTMP/tst_xinetd.conf.2 /etc/xinetd.conf > $LTPTMP/tst_xinetd.err 2>&1 \ |
| || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_brk TBROK $LTPTMP/tst_xinetd.err NULL \ |
| "Test #1: Failed installing new xinetd.conf in /etc. Details:" |
| return $RC |
| fi |
| |
| tst_resm TINFO "Test #1: new xinetd.conf installed with telnet enabled." |
| |
| sleep 1s |
| |
| # restart services. |
| /etc/init.d/xinetd restart > $LTPTMP/tst_xinetd.out 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_res TFAIL $LTPTMP/tst_xinetd.out \ |
| "Test #1: unable to restart services with telnet enabled. Details:" |
| return $RC |
| else |
| # even if restart has a zero exit value double check for failure. |
| grep -i "fail" $LTPTMP/tst_xinetd.out > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -eq 0 ] |
| then |
| tst_res TFAIL $LTPTMP/tst_xinetd.err \ |
| "Test #1: xinetd failed to restart. Details" |
| return $RC |
| else |
| RC=0 |
| tst_resm TINFO \ |
| "Test #1: xinetd re-started successfully with telnet enabled." |
| fi |
| fi |
| |
| # Not checking for exit code from telnet command because telnet is |
| # not terminated by the test gracefully. |
| echo "" | telnet localhost > $LTPTMP/tst_xinetd.out 2>&1 |
| |
| diff -iwB $LTPTMP/tst_xinetd.out $LTPTMP/tst_xinetd.exp.2 \ |
| > $LTPTMP/tst_xinetd.err 2>&1 || RC=$? |
| if [ $RC -ne 0 ] |
| then |
| tst_res TFAIL $LTPTMP/tst_xinetd.err \ |
| "Test #1: expected output differes from actual. Details:" |
| return $RC |
| else |
| tst_resm TPASS \ |
| "Test #1: xinetd reads the config file and starts or stops services." |
| fi |
| |
| return $RC |
| } |
| |
| |
| # Function: main |
| # |
| # Description: - Execute all tests and report results. |
| # |
| # Exit: - zero on success |
| # - non-zero on failure. |
| |
| RC=0 |
| init || exit $? |
| |
| test01 || RC=$? |
| |
| exit $RC |