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Posted to users@httpd.apache.org by Ken Murach <ke...@harvard.edu> on 2005/11/22 17:16:42 UTC

[users@httpd] apache 1.3.33 multiple instances problem

Hi everyone,

My name is Ken Murach and I'm relatively new to the apache world. I'm a 
unix administrator and I was recently asked to install apache 1.3.33 on one 
of our servers. I was able to install/configure apache 1.3.33 successfully. 
However, the user itisgrp is unable to start apache 1.3.33 for either the 
able or fad account. However, I am able as root to start up apache 1.3.33 
for both able & fad and have 2 instances running simultaneously.

Can't figure out why I can get this to work for root, but not as the 
non-root user itisgrp. I verified that able will be using port 10061 and 
fad will be using port 10055. I also verified that the script which calls 
the httpd binary for each uses the -f flag to specify different configs.

I've also verified that the User directive for each config file specifies 
the itisgrp account and the Group directive specifies the itis group.

Any help is greatly appreciated.
Thank you much
Sincerely
Ken Murach



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Re: [users@httpd] apache 1.3.33 multiple instances problem

Posted by Ken Murach <ke...@harvard.edu>.
Hi Joshua,

Thanks for replying to my posting. The logs directory for each account 
(able & fad) are 777 across the board and they are owned by itisgrp:itis.

Here's what I get when I try to start up apache 1.3.33 for the able account 
for example as itisgrp:

[itisgrp@itis-appdev bin]$ ./httpd stop
kill: 4286: no such process

[itisgrp@itis-appdev bin]$ ./httpd start
Starting the able Apache web server
         http://itis-appdev.harvard.edu:10061
         https://itis-appdev.harvard.edu:10062

[itisgrp@itis-appdev bin]$ ps -ef|grep able
     root 11425 11420  0   Nov 14 ?        0:00 
/usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apache/able-error
     root 11512 11504  0   Nov 14 ?        0:00 
/usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apache/able-acces
     root 11504 11352  0   Nov 14 ?        0:00 /bin/sh 
-c  /usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apach
     root 11419 11352  0   Nov 14 ?        0:00 /bin/sh 
-c  /usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apach
     root 11449 11443  0   Nov 14 ?        0:00 
/usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apache/able-rewri
     root 11516 11503  0   Nov 14 ?        0:00 
/usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apache/able-acces
     root 11423 11419  0   Nov 14 ?        0:00 
/usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apache/able-error
     root 11443 11352  0   Nov 14 ?        0:00 /bin/sh 
-c  /usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apach
     root 11503 11352  0   Nov 14 ?        0:00 /bin/sh 
-c  /usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apach
     root 11420 11352  0   Nov 14 ?        0:00 /bin/sh 
-c  /usr/local/apache_1.3.28_ssl/bin/rotatelogs /www/qa/logs/able/apach
  itisgrp  4375  3764  0 11:28:14 pts/11   0:00 grep able

[itisgrp@itis-appdev bin]$ cd ../logs
[itisgrp@itis-appdev logs]$ ls -al
total 82
drwxrwxrwx   2 itisgrp  itis         512 Nov 22 11:17 .
drwxrwxrwx  10 itisgrp  itis         512 Oct 25  2004 ..
-rw-r--r--   1 itisgrp  itis       10575 Nov 22 11:06 access.log
-rw-r--r--   1 itisgrp  itis         146 Nov 22 11:27 error.log
-rw-r--r--   1 itisgrp  itis           5 Nov 22 11:27 httpd.pid
-rw-r--r--   1 itisgrp  itis       25606 Nov 22 11:27 ssl_engine_log
-rw-------   1 root     other          0 Nov  9 15:04 ssl_mutex.1173
-rw-------   1 itisgrp  itis           0 Aug 11 15:13 ssl_mutex.4268
-rw-------   1 itisgrp  itis           0 May 27 18:52 ssl_mutex.8080
[itisgrp@itis-appdev logs]$ tail error.log
[Tue Nov 22 11:27:59 2005] [warn] pid file 
/usr/users/itisgrp/servers/able/logs/httpd.pid overwritten -- Unclean 
shutdown of previous Apache run?

I don't get any errors when trying to start up apache. The only apache that 
is currently running for able is 1.3.28 but user would like to have 1.3.28 
and 1.3.33 running simultaneously. Eventually will be moving from 1.3.28 to 
1.3.33.

What is strace and how do I run it??
Thanks again Joshua for your time
Kenny

At 11:22 AM 11/22/2005 -0500, you wrote:
>On 11/22/05, Ken Murach <ke...@harvard.edu> wrote:
> > Hi everyone,
> >
> > My name is Ken Murach and I'm relatively new to the apache world. I'm a
> > unix administrator and I was recently asked to install apache 1.3.33 on one
> > of our servers. I was able to install/configure apache 1.3.33 successfully.
> > However, the user itisgrp is unable to start apache 1.3.33 for either the
> > able or fad account. However, I am able as root to start up apache 1.3.33
> > for both able & fad and have 2 instances running simultaneously.
> >
> > Can't figure out why I can get this to work for root, but not as the
> > non-root user itisgrp. I verified that able will be using port 10061 and
> > fad will be using port 10055. I also verified that the script which calls
> > the httpd binary for each uses the -f flag to specify different configs.
> >
> > I've also verified that the User directive for each config file specifies
> > the itisgrp account and the Group directive specifies the itis group.
>
>The User and Group directive will be ignored if you aren't root when
>you start the server.
>
>Do you get any error message when you start as non-root?  Are the log
>directories writable by the non-root user?  Have you tried running
>under strace (or equivalent) to catch failing syscalls?
>
>Joshua.
>
>---------------------------------------------------------------------
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Re: [users@httpd] apache 1.3.33 multiple instances problem

Posted by Ken Murach <ke...@harvard.edu>.
Hi Joshua,

the httpd is actually the name of the script that calls the httpd binary 
(see below):

[itisgrp@itis-appdev bin]$ cat httpd
#!/sbin/sh
#
# Start up the Apache web server

case "$1" in
'start')
         LD_LIBRARY_PATH=/usr/lib:/usr/local/lib;export LD_LIBRARY_PATH
         if [ -x /usr/local/apache_1.3.33_ssl/bin/httpd -a -f 
/usr/users/itisgrp/servers/able/apache-conf/httpd.conf ]; then
                 echo "Starting the able Apache web server"
                 echo "\thttp://itis-appdev.harvard.edu:10061"
                 echo "\thttps://itis-appdev.harvard.edu:10062"
                 /usr/local/apache_1.3.33_ssl/bin/httpd -f 
/usr/users/itisgrp/servers/able/apache-conf/httpd.conf
         fi
         ;;

'stop')
         pid=`cat /usr/users/itisgrp/servers/able/logs/httpd.pid`
         if [ X = "$pid"X ]; then
                 echo "HTTPD is not running, or pid file was shot dead."
         else
                 /usr/bin/kill $pid
         fi
         ;;
'restart')
         $0 stop
         $0 start
         ;;

*)
         echo "Usage: $0 { start | stop | restart }"
         exit 1
         ;;
esac
exit 0

Kenny

At 02:36 PM 11/22/2005 -0500, you wrote:
>On 11/22/05, Ken Murach <ke...@harvard.edu> wrote:
> >  Hi Joshua,
> >
> >  Found out that for solaris, use the truss command instead of strace so I
> > ran the truss command (see below):
> >
> >  itisgrp@itis-appdev bin]$ truss -o /tmp/output httpd start
>
>I don't know what that "httpd" is, but it certainly isn't the one that
>comes from httpd.apache.org, becuase "start" is not a valid httpd
>command line option.
>
>In any case, you should try using the -X command line option to force
>httpd into single-process mode for the truss.
>
>Joshua.
>
>---------------------------------------------------------------------
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Re: [users@httpd] apache 1.3.33 multiple instances problem

Posted by Joshua Slive <js...@gmail.com>.
On 11/22/05, Ken Murach <ke...@harvard.edu> wrote:
>  Hi Joshua,
>
>  Found out that for solaris, use the truss command instead of strace so I
> ran the truss command (see below):
>
>  itisgrp@itis-appdev bin]$ truss -o /tmp/output httpd start

I don't know what that "httpd" is, but it certainly isn't the one that
comes from httpd.apache.org, becuase "start" is not a valid httpd
command line option.

In any case, you should try using the -X command line option to force
httpd into single-process mode for the truss.

Joshua.

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Re: [users@httpd] apache 1.3.33 multiple instances problem

Posted by Ken Murach <ke...@harvard.edu>.
Hi Joshua,

Found out that for solaris, use the truss command instead of strace so I 
ran the truss command (see below):

itisgrp@itis-appdev bin]$ truss -o /tmp/output httpd start
Starting the able Apache web server
         http://itis-appdev.harvard.edu:10061
         https://itis-appdev.harvard.edu:10062


[itisgrp@itis-appdev bin]$ cd /tmp
[itisgrp@itis-appdev tmp]$ more output
execve("/sbin/sh", 0xFFBFFBFC, 0xFFBFFC0C)  argc = 3
getpid()                                        = 4921 [4920]
getpgid(4921)                                   = 4920
getsid(4921)                                    = 25379
brk(0x0006CAB0)                                 = 0
sysconfig(_CONFIG_SIGRT_MIN)                    = 39
sysconfig(_CONFIG_SIGRT_MAX)                    = 46
sigaltstack(0xFFBFFAF4, 0x00000000)             = 0
sigaction(SIGHUP, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGHUP, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGINT, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGINT, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGQUIT, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGQUIT, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGILL, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGILL, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGTRAP, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGTRAP, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGABRT, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGABRT, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGEMT, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGEMT, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGFPE, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGFPE, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGBUS, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGBUS, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGSEGV, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGSYS, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGSYS, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGPIPE, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGPIPE, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGALRM, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGALRM, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGTERM, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGTERM, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGUSR1, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGUSR1, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGUSR2, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGUSR2, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGPWR, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGPWR, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGURG, 0x00000000, 0xFFBFFA70)       = 0
sigaction(SIGURG, 0xFFBFF9D0, 0xFFBFFA50)       = 0
sigaction(SIGPOLL, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGPOLL, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGVTALRM, 0x00000000, 0xFFBFFA70)    = 0
sigaction(SIGVTALRM, 0xFFBFF9D0, 0xFFBFFA50)    = 0
sigaction(SIGPROF, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGPROF, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGXCPU, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGXCPU, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGXFSZ, 0x00000000, 0xFFBFFA70)      = 0
sigaction(SIGXFSZ, 0xFFBFF9D0, 0xFFBFFA50)      = 0
sigaction(SIGRTMIN, 0xFFBFF9D0, 0xFFBFFA50)     = 0
sigaction(SIGRTMIN+1, 0xFFBFF9D0, 0xFFBFFA50)   = 0
sigaction(SIGRTMIN+2, 0xFFBFF9D0, 0xFFBFFA50)   = 0
sigaction(SIGRTMIN+3, 0xFFBFF9D0, 0xFFBFFA50)   = 0
sigaction(SIGRTMAX-3, 0xFFBFF9D0, 0xFFBFFA50)   = 0
sigaction(SIGRTMAX-2, 0xFFBFF9D0, 0xFFBFFA50)   = 0
sigaction(SIGRTMAX-1, 0xFFBFF9D0, 0xFFBFFA50)   = 0
sigaction(SIGRTMAX, 0xFFBFF9D0, 0xFFBFFA50)     = 0
brk(0x0006CCB0)                                 = 0
brk(0x0006CE48)                                 = 0
brk(0x0006D148)                                 = 0
getuid()                                        = 1775 [1775]
getuid()                                        = 1775 [1775]
getgid()                                        = 1054 [1054]
getgid()                                        = 1054 [1054]
open64("httpd", O_RDONLY)                       = 3
close(19)                                       Err#9 EBADF
fcntl(3, F_DUPFD, 0x00000013)                   = 19
close(3)                                        = 0
fcntl(19, F_SETFD, 0x00000001)                  = 0
ioctl(2, TCGETA, 0xFFBFFA1C)                    = 0
ioctl(19, TCGETA, 0xFFBFFA1C)                   Err#25 ENOTTY
read(19, " # ! / s b i n / s h\n #".., 128)     = 128
read(19, " _ P A T H\n\t i f   [  ".., 128)     = 128
brk(0x0006D448)                                 = 0
read(19, " o   " S t a r t i n g  ".., 128)     = 128
read(19, " u : 1 0 0 6 2 "\n\t\t /".., 128)     = 128
read(19, " d = ` c a t   / u s r /".., 128)     = 128
brk(0x0006D848)                                 = 0
read(19, " h o t   d e a d . "\n\t".., 128)     = 128
read(19, "\n\t e x i t   1\n\t ; ;".., 128)     = 25
getuid()                                        = 1775 [1775]
stat64("/usr/local/apache_1.3.33_ssl/bin/httpd", 0xFFBFF538) = 0
access("/usr/local/apache_1.3.33_ssl/bin/httpd", 9) = 0
stat64("/usr/users/itisgrp/servers/able/apache-conf/httpd.conf", 
0xFFBFF4D8) = 0
write(1, " S t a r t i n g   t h e".., 36)      = 36
write(1, "\t h t t p : / / i t i s".., 38)      = 38
write(1, "\t h t t p s : / / i t i".., 39)      = 39
fork()                                          = 4922
waitid(P_PID, 4922, 0xFFBFF628, WEXITED|WTRAPPED|WNOWAIT) (sleeping...)
waitid(P_PID, 4922, 0xFFBFF628, WEXITED|WTRAPPED|WNOWAIT) = 0
ioctl(0, TIOCGPGRP, 0xFFBFF5E4)                 = 0
ioctl(0, TCGETS, 0x0006B178)                    = 0
waitid(P_PID, 4922, 0xFFBFF628, WEXITED|WTRAPPED) = 0
brk(0x0006D648)                                 = 0
_exit(0)
[itisgrp@itis-appdev tmp]$


This is in regards to not being able to start up the 1.3.33 apache as a non 
root user.
I can start up this apache as root for multiple instances but I can't start 
it as a non-root user??

I've verified that the port is above 1000 (for a non-root user)
I've verified that the script which calls the httpd command uses the -f to 
specify different config files for each instance (one for able and one for fad)

I'm stumped as to why I can start up 1.3.33 as root and be able to start up 
multiple instances, but it won't start up for non-root user itisgrp??

Kenny

At 11:22 AM 11/22/2005 -0500, you wrote:
>On 11/22/05, Ken Murach <ke...@harvard.edu> wrote:
> > Hi everyone,
> >
> > My name is Ken Murach and I'm relatively new to the apache world. I'm a
> > unix administrator and I was recently asked to install apache 1.3.33 on one
> > of our servers. I was able to install/configure apache 1.3.33 successfully.
> > However, the user itisgrp is unable to start apache 1.3.33 for either the
> > able or fad account. However, I am able as root to start up apache 1.3.33
> > for both able & fad and have 2 instances running simultaneously.
> >
> > Can't figure out why I can get this to work for root, but not as the
> > non-root user itisgrp. I verified that able will be using port 10061 and
> > fad will be using port 10055. I also verified that the script which calls
> > the httpd binary for each uses the -f flag to specify different configs.
> >
> > I've also verified that the User directive for each config file specifies
> > the itisgrp account and the Group directive specifies the itis group.
>
>The User and Group directive will be ignored if you aren't root when
>you start the server.
>
>Do you get any error message when you start as non-root?  Are the log
>directories writable by the non-root user?  Have you tried running
>under strace (or equivalent) to catch failing syscalls?
>
>Joshua.
>
>---------------------------------------------------------------------
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>See <URL:http://httpd.apache.org/userslist.html> for more info.
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Re: [users@httpd] apache 1.3.33 multiple instances problem

Posted by Joshua Slive <js...@gmail.com>.
On 11/22/05, Ken Murach <ke...@harvard.edu> wrote:
> Hi everyone,
>
> My name is Ken Murach and I'm relatively new to the apache world. I'm a
> unix administrator and I was recently asked to install apache 1.3.33 on one
> of our servers. I was able to install/configure apache 1.3.33 successfully.
> However, the user itisgrp is unable to start apache 1.3.33 for either the
> able or fad account. However, I am able as root to start up apache 1.3.33
> for both able & fad and have 2 instances running simultaneously.
>
> Can't figure out why I can get this to work for root, but not as the
> non-root user itisgrp. I verified that able will be using port 10061 and
> fad will be using port 10055. I also verified that the script which calls
> the httpd binary for each uses the -f flag to specify different configs.
>
> I've also verified that the User directive for each config file specifies
> the itisgrp account and the Group directive specifies the itis group.

The User and Group directive will be ignored if you aren't root when
you start the server.

Do you get any error message when you start as non-root?  Are the log
directories writable by the non-root user?  Have you tried running
under strace (or equivalent) to catch failing syscalls?

Joshua.

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