Discussion:
[SR-Users] app_java issue
Tom Johnson
2014-09-09 19:31:17 UTC
Permalink
Per my previous message, I determined that the module's makefile was not properly finding the jdk/jre directories needed to compile. So, I temporarily hardcoded the paths in the makefile.

However, now when I use the module, Kamailio crashes. Below is the lines from /var/log/messages:

Sep 9 15:13:10 MAIFREEPBX kamailio: INFO: <core> [tcp_main.c:4836]: init_tcp(): init_tcp: using epoll_lt as the io watch method (auto detected)
Sep 9 15:13:10 MAIFREEPBX kamailio: WARNING: <core> [daemonize.c:352]: daemonize(): pid file contains old pid, replacing pid
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr [../outbound/api.h:54]: ob_load_api(): Failed to import bind_ob
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr [rr_mod.c:159]: mod_init(): outbound module not available
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: usrloc [hslot.c:53]: ul_init_locks(): locks array size 512
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: auth [auth_mod.c:350]: mod_init(): auth: qop set, but nonce-count (nc_enabled) support disabled
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:125]: mod_init(): Initializing Java VM with options: -Xdebug -verbose:gc,class,jni -Djava.compiler=NONE -Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: : <core> [mem/q_malloc.c:159]: qm_debug_frag(): BUG: qm_*: prev. fragm. tail overwritten(0, abcdefed)[0x7f0941207190:0x7f09412071c0]!
Sep 9 15:13:11 MAIFREEPBX abrt[12282]: Saved core dump of pid 12268 (/usr/local/sbin/kamailio) to /var/spool/abrt/ccpp-2014-09-09-15:13:10-12268 (183721984 bytes)

The code dump mentioned does not exist.

If I do not load the app_java module, Kamailio works.



Tom Johnson<mailto:tjohnson-***@public.gmane.org> | Senior Software Engineer
O: 703-543-2118 | F: 703-543-2099
5870 Trinity Parkway, Suite 600, Centreville, VA 20120
[cid:image001.png-***@public.gmane.org]<http://www.microautomation.com/>
Daniel-Constantin Mierla
2014-09-10 16:31:21 UTC
Permalink
Looks like a buffer overflow done somewhere. What version of kamailio
are you using?

Can you set memlog=1 kamailio.cfg, run again and send all the log
messages to me?

Cheers,
Daniel
Per my previous message, I determined that the module’s makefile was
not properly finding the jdk/jre directories needed to compile. So,
I temporarily hardcoded the paths in the makefile.
However, now when I use the module, Kamailio crashes. Below is the
init_tcp(): init_tcp: using epoll_lt as the io watch method (auto
detected)
Sep 9 15:13:10 MAIFREEPBX kamailio: WARNING: <core>
[daemonize.c:352]: daemonize(): pid file contains old pid, replacing pid
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr
[../outbound/api.h:54]: ob_load_api(): Failed to import bind_ob
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr
[rr_mod.c:159]: mod_init(): outbound module not available
usrloc [hslot.c:53]: ul_init_locks(): locks array size 512
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: auth
[auth_mod.c:350]: mod_init(): auth: qop set, but nonce-count
(nc_enabled) support disabled
app_java [java_mod.c:125]: mod_init(): Initializing Java VM with
options: -Xdebug -verbose:gc,class,jni -Djava.compiler=NONE
-Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: : <core>
[mem/q_malloc.c:159]: qm_debug_frag(): BUG: qm_*: prev. fragm. tail
overwritten(0, abcdefed)[0x7f0941207190:0x7f09412071c0]!
Sep 9 15:13:11 MAIFREEPBX abrt[12282]: Saved core dump of pid 12268
(/usr/local/sbin/kamailio) to
/var/spool/abrt/ccpp-2014-09-09-15:13:10-12268 (183721984 bytes)
The code dump mentioned does not exist.
If I do not load the app_java module, Kamailio works.
Engineer
O: 703-543-2118 | F: 703-543-2099
5870 Trinity Parkway, Suite 600, Centreville, VA 20120
_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
--
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Next Kamailio Advanced Trainings 2014 - http://www.asipto.com
Sep 22-25, Berlin, Germany
Daniel-Constantin Mierla
2014-09-11 15:54:52 UTC
Permalink
Can you try with the patch from next commit:

-
http://git.sip-router.org/cgi-bin/gitweb.cgi?p=sip-router;a=commitdiff;h=a13e3b46dba4470deb748eec3b700386f453f6f9;hp=74f53b7d7f6ff00144152aff453e6b388447320c

It has code indentation, as I needed to figure out the blocks there,
effectively you have to change the line:

buf = (char **)pkg_realloc(buf, (i+1) * sizeof(char *));

in:

buf = (char **)pkg_realloc(buf, (i+2) * sizeof(char *));

inside the file modules/app_java/utils.c

I cc-ed Konstantin, the author of the module, to review the change.

Cheers,
Daniel
Per my previous message, I determined that the module’s makefile was
not properly finding the jdk/jre directories needed to compile. So,
I temporarily hardcoded the paths in the makefile.
However, now when I use the module, Kamailio crashes. Below is the
init_tcp(): init_tcp: using epoll_lt as the io watch method (auto
detected)
Sep 9 15:13:10 MAIFREEPBX kamailio: WARNING: <core>
[daemonize.c:352]: daemonize(): pid file contains old pid, replacing pid
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr
[../outbound/api.h:54]: ob_load_api(): Failed to import bind_ob
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr
[rr_mod.c:159]: mod_init(): outbound module not available
usrloc [hslot.c:53]: ul_init_locks(): locks array size 512
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: auth
[auth_mod.c:350]: mod_init(): auth: qop set, but nonce-count
(nc_enabled) support disabled
app_java [java_mod.c:125]: mod_init(): Initializing Java VM with
options: -Xdebug -verbose:gc,class,jni -Djava.compiler=NONE
-Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: : <core>
[mem/q_malloc.c:159]: qm_debug_frag(): BUG: qm_*: prev. fragm. tail
overwritten(0, abcdefed)[0x7f0941207190:0x7f09412071c0]!
Sep 9 15:13:11 MAIFREEPBX abrt[12282]: Saved core dump of pid 12268
(/usr/local/sbin/kamailio) to
/var/spool/abrt/ccpp-2014-09-09-15:13:10-12268 (183721984 bytes)
The code dump mentioned does not exist.
If I do not load the app_java module, Kamailio works.
Engineer
O: 703-543-2118 | F: 703-543-2099
5870 Trinity Parkway, Suite 600, Centreville, VA 20120
_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
--
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Next Kamailio Advanced Trainings 2014 - http://www.asipto.com
Sep 22-25, Berlin, Germany
Konstantin M.
2014-09-11 19:04:21 UTC
Permalink
Hello,
Please take a look to:
Sep 11 12:48:12 MAIFREEPBX /usr/local/sbin/kamailio[870]: ERROR: app_java
[java_support.c:174]: handle_exception(): Exception:#012Exception in thread
"main" java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No
stacktrace available>>Exception in thread "main"
java.lang.ClassNotFoundException: KamailioPlugin#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at
java.security.AccessController.doPrivileged(Native Method)#012 at
java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:357)Exception in thread
"main" java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No
stacktrace available>>Exception in thread "main"
java.lang.ClassNotFoundException: KamailioPlugin#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at
java.security.AccessController.doPrivileged(Native Method)#012 at
java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Sep 11 12:48:12 MAIFREEPBX /usr/local/sbin/kamailio[870]: ERROR: <core>
[sr_module.c:970]: init_mod(): init_mod(): Error while initializing module
app_java (/usr/local/lib64/kamailio/modules/app_java.so)


To Daniel-Constantin, I didn't tested this yet but seems fine to me. Thank
you for fix.
Here is the log after the change.
*Sent:* Thursday, September 11, 2014 11:55 AM
*To:* Kamailio (SER) - Users Mailing List; Tom Johnson; Konstantin M.
*Subject:* Re: [SR-Users] app_java issue
-
http://git.sip-router.org/cgi-bin/gitweb.cgi?p=sip-router;a=commitdiff;h=a13e3b46dba4470deb748eec3b700386f453f6f9;hp=74f53b7d7f6ff00144152aff453e6b388447320c
It has code indentation, as I needed to figure out the blocks there,
buf = (char **)pkg_realloc(buf, (i+1) * sizeof(char *));
buf = (char **)pkg_realloc(buf, (i+2) * sizeof(char *));
inside the file modules/app_java/utils.c
I cc-ed Konstantin, the author of the module, to review the change.
Cheers,
Daniel
Per my previous message, I determined that the module’s makefile was not
properly finding the jdk/jre directories needed to compile. So, I
temporarily hardcoded the paths in the makefile.
However, now when I use the module, Kamailio crashes. Below is the lines
init_tcp(): init_tcp: using epoll_lt as the io watch method (auto detected)
daemonize(): pid file contains old pid, replacing pid
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr
[../outbound/api.h:54]: ob_load_api(): Failed to import bind_ob
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr
[rr_mod.c:159]: mod_init(): outbound module not available
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: usrloc
[hslot.c:53]: ul_init_locks(): locks array size 512
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: auth
[auth_mod.c:350]: mod_init(): auth: qop set, but nonce-count (nc_enabled)
support disabled
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java
[java_mod.c:125]: mod_init(): Initializing Java VM with options: -Xdebug
-verbose:gc,class,jni -Djava.compiler=NONE
-Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java
[java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java
[java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: : <core>
[mem/q_malloc.c:159]: qm_debug_frag(): BUG: qm_*: prev. fragm. tail
overwritten(0, abcdefed)[0x7f0941207190:0x7f09412071c0]!
Sep 9 15:13:11 MAIFREEPBX abrt[12282]: Saved core dump of pid 12268
(/usr/local/sbin/kamailio) to
/var/spool/abrt/ccpp-2014-09-09-15:13:10-12268 (183721984 bytes)
The code dump mentioned does not exist.
If I do not load the app_java module, Kamailio works.
O: 703-543-2118 | F: 703-543-2099
5870 Trinity Parkway, Suite 600, Centreville, VA 20120
<http://www.microautomation.com/>
_______________________________________________
SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
--
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Next Kamailio Advanced Trainings 2014 - http://www.asipto.com
Sep 22-25, Berlin, Germany
Tom Johnson
2014-09-11 19:26:19 UTC
Permalink
Sorry, did not see that it was actual a fix to the crash. Anyway, guess I’m having all sorts of issues with the app_java module. If the –Djava.class.path is not the first parameter, the classpath does not appear to be set. After switching to just one parameter, the “child_init” function appears to be called with all sorts of ranks and then Kamailio crashes. My java code just logs it (using log4j) and returns 1. Also, the log4j log only showed the -127 being called.

Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java [java_mod.c:125]: mod_init(): Initializing Java VM with options: -Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core> [udp_server.c:176]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF is initially 124928
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core> [udp_server.c:227]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF is finally 524288
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core> [udp_server.c:176]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF is initially 124928
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core> [udp_server.c:227]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF is finally 524288
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: -127
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java [java_mod.c:242]: child_init(): Child initialized, returning: 1
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15976]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 1
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15977]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 2
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15981]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 4
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15984]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 6
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 0
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15986]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 8
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15985]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 7
Sep 11 15:17:07 MAIFREEPBX abrt[15994]: Can't open 'core.15981': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15997]: Can't open 'core.15976': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15996]: Can't open 'core.15977': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15996]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15988]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: -1
Sep 11 15:17:07 MAIFREEPBX abrt[15997]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15980]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 3
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15983]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: 5
Sep 11 15:17:07 MAIFREEPBX abrt[16002]: Can't open 'core.15984': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16002]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16003]: Can't open 'core.15986': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16003]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16004]: Can't open 'core.15983': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16004]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15989]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: -1
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15993]: INFO: app_java [java_mod.c:211]: child_init(): Initializing child with rank: -2
Sep 11 15:17:07 MAIFREEPBX abrt[16007]: Can't open 'core.15961': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16007]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX kamailio: ERROR: <core> [daemonize.c:307]: daemonize(): Main process exited before writing to pipe
Sep 11 15:17:07 MAIFREEPBX abrt[16008]: Can't open 'core.15988': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16008]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16009]: Can't open 'core.15985': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16009]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16010]: Can't open 'core.15980': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16010]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16012]: Can't open 'core.15993': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16013]: Can't open 'core.15989': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16013]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16012]: Not saving repeating crash in '/usr/local/sbin/kamailio'
Sep 11 15:17:08 MAIFREEPBX abrt[15994]: Saved core dump of pid 15981 (/usr/local/sbin/kamailio) to /var/spool/abrt/ccpp-2014-09-11-15:17:07-15981 (152424448 bytes)
Sep 11 15:17:08 MAIFREEPBX abrtd: Directory 'ccpp-2014-09-11-15:17:07-15981' creation detected
Sep 11 15:17:40 MAIFREEPBX abrtd: Sending an email...
Sep 11 15:17:40 MAIFREEPBX abrtd: Email was sent to: ***@localhost
Sep 11 15:17:41 MAIFREEPBX abrtd: New problem directory /var/spool/abrt/ccpp-2014-09-11-15:17:07-15981, processing
Sep 11 15:17:41 MAIFREEPBX abrtd: No actions are found for event 'notify'

From: Konstantin M. [mailto:***@gmail.com]
Sent: Thursday, September 11, 2014 3:04 PM
To: Tom Johnson
Cc: Kamailio (SER) - Users Mailing List
Subject: Re: [SR-Users] app_java issue

Hello,
Please take a look to:
Sep 11 12:48:12 MAIFREEPBX /usr/local/sbin/kamailio[870]: ERROR: app_java [java_support.c:174]: handle_exception(): Exception:#012Exception in thread "main" java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No stacktrace available>>Exception in thread "main" java.lang.ClassNotFoundException: KamailioPlugin#012 at java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at java.security.AccessController.doPrivileged(Native Method)#012 at java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at java.lang.ClassLoader.loadClass(ClassLoader.java:357)Exception in thread "main" java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No stacktrace available>>Exception in thread "main" java.lang.ClassNotFoundException: KamailioPlugin#012 at java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at java.security.AccessController.doPrivileged(Native Method)#012 at java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Sep 11 12:48:12 MAIFREEPBX /usr/local/sbin/kamailio[870]: ERROR: <core> [sr_module.c:970]: init_mod(): init_mod(): Error while initializing module app_java (/usr/local/lib64/kamailio/modules/app_java.so)

To Daniel-Constantin, I didn't tested this yet but seems fine to me. Thank you for fix.

2014-09-11 20:57 GMT+04:00 Tom Johnson <***@microautomation.com<mailto:***@microautomation.com>>:
Here is the log after the change.

From: Daniel-Constantin Mierla [mailto:***@gmail.com<mailto:***@gmail.com>]
Sent: Thursday, September 11, 2014 11:55 AM
To: Kamailio (SER) - Users Mailing List; Tom Johnson; Konstantin M.
Subject: Re: [SR-Users] app_java issue

Can you try with the patch from next commit:

- http://git.sip-router.org/cgi-bin/gitweb.cgi?p=sip-router;a=commitdiff;h=a13e3b46dba4470deb748eec3b700386f453f6f9;hp=74f53b7d7f6ff00144152aff453e6b388447320c

It has code indentation, as I needed to figure out the blocks there, effectively you have to change the line:

buf = (char **)pkg_realloc(buf, (i+1) * sizeof(char *));

in:

buf = (char **)pkg_realloc(buf, (i+2) * sizeof(char *));

inside the file modules/app_java/utils.c

I cc-ed Konstantin, the author of the module, to review the change.

Cheers,
Daniel
On 09/09/14 21:31, Tom Johnson wrote:
Per my previous message, I determined that the module’s makefile was not properly finding the jdk/jre directories needed to compile. So, I temporarily hardcoded the paths in the makefile.

However, now when I use the module, Kamailio crashes. Below is the lines from /var/log/messages:

Sep 9 15:13:10 MAIFREEPBX kamailio: INFO: <core> [tcp_main.c:4836]: init_tcp(): init_tcp: using epoll_lt as the io watch method (auto detected)
Sep 9 15:13:10 MAIFREEPBX kamailio: WARNING: <core> [daemonize.c:352]: daemonize(): pid file contains old pid, replacing pid
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr [../outbound/api.h:54]: ob_load_api(): Failed to import bind_ob
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr [rr_mod.c:159]: mod_init(): outbound module not available
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: usrloc [hslot.c:53]: ul_init_locks(): locks array size 512
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: auth [auth_mod.c:350]: mod_init(): auth: qop set, but nonce-count (nc_enabled) support disabled
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:125]: mod_init(): Initializing Java VM with options: -Xdebug -verbose:gc,class,jni -Djava.compiler=NONE -Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: : <core> [mem/q_malloc.c:159]: qm_debug_frag(): BUG: qm_*: prev. fragm. tail overwritten(0, abcdefed)[0x7f0941207190:0x7f09412071c0]!
Sep 9 15:13:11 MAIFREEPBX abrt[12282]: Saved core dump of pid 12268 (/usr/local/sbin/kamailio) to /var/spool/abrt/ccpp-2014-09-09-15:13:10-12268 (183721984 bytes)

The code dump mentioned does not exist.

If I do not load the app_java module, Kamailio works.



Tom Johnson<mailto:***@microautomation.com> | Senior Software Engineer
O: 703-543-2118 | F: 703-543-2099
5870 Trinity Parkway, Suite 600, Centreville, VA 20120
[cid:***@01CE18AF.8F231EB0]<http://www.microautomation.com/>





_______________________________________________

SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list

sr-***@lists.sip-router.org<mailto:sr-***@lists.sip-router.org>

http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
--
Daniel-Constantin Mierla

http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda

Next Kamailio Advanced Trainings 2014 - http://www.asipto.com

Sep 22-25, Berlin, Germany
Daniel-Constantin Mierla
2014-09-11 20:24:32 UTC
Permalink
I can't help more with configuring and using app_java, because I am not
using it. Maybe Konstantin can lead further.

If you get a core dump, then you can send the backtrace taken with gdb
to see where the crash happened.

It is no longer the previous crash, which was a buffer overflow.

Cheers,
Daniel
Post by Tom Johnson
Sorry, did not see that it was actual a fix to the crash. Anyway,
guess I’m having all sorts of issues with the app_java module. If
the –Djava.class.path is not the first parameter, the classpath does
not appear to be set. After switching to just one parameter, the
“child_init” function appears to be called with all sorts of ranks and
then Kamailio crashes. My java code just logs it (using log4j) and
returns 1. Also, the log4j log only showed the -127 being called.
app_java [java_mod.c:125]: mod_init(): Initializing Java VM with
-Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
SO_RCVBUF is initially 124928
SO_RCVBUF is finally 524288
SO_RCVBUF is initially 124928
SO_RCVBUF is finally 524288
-127
app_java [java_mod.c:242]: child_init(): Child initialized, returning: 1
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 1
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 2
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 4
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 6
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 0
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 8
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 7
Sep 11 15:17:07 MAIFREEPBX abrt[15994]: Can't open 'core.15981': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15997]: Can't open 'core.15976': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15996]: Can't open 'core.15977': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15996]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
app_java [java_mod.c:211]: child_init(): Initializing child with rank: -1
Sep 11 15:17:07 MAIFREEPBX abrt[15997]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 3
app_java [java_mod.c:211]: child_init(): Initializing child with rank: 5
Sep 11 15:17:07 MAIFREEPBX abrt[16002]: Can't open 'core.15984': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16002]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16003]: Can't open 'core.15986': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16003]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16004]: Can't open 'core.15983': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16004]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
app_java [java_mod.c:211]: child_init(): Initializing child with rank: -1
app_java [java_mod.c:211]: child_init(): Initializing child with rank: -2
Sep 11 15:17:07 MAIFREEPBX abrt[16007]: Can't open 'core.15961': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16007]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
daemonize(): Main process exited before writing to pipe
Sep 11 15:17:07 MAIFREEPBX abrt[16008]: Can't open 'core.15988': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16008]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16009]: Can't open 'core.15985': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16009]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16010]: Can't open 'core.15980': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16010]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16012]: Can't open 'core.15993': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16013]: Can't open 'core.15989': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16013]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16012]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:08 MAIFREEPBX abrt[15994]: Saved core dump of pid 15981
(/usr/local/sbin/kamailio) to
/var/spool/abrt/ccpp-2014-09-11-15:17:07-15981 (152424448 bytes)
Sep 11 15:17:08 MAIFREEPBX abrtd: Directory
'ccpp-2014-09-11-15:17:07-15981' creation detected
Sep 11 15:17:40 MAIFREEPBX abrtd: Sending an email...
Sep 11 15:17:41 MAIFREEPBX abrtd: New problem directory
/var/spool/abrt/ccpp-2014-09-11-15:17:07-15981, processing
Sep 11 15:17:41 MAIFREEPBX abrtd: No actions are found for event 'notify'
*Sent:* Thursday, September 11, 2014 3:04 PM
*To:* Tom Johnson
*Cc:* Kamailio (SER) - Users Mailing List
*Subject:* Re: [SR-Users] app_java issue
Hello,
Exception:#012Exception in thread "main"
java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No stacktrace
available>>Exception in thread "main"
java.lang.ClassNotFoundException: KamailioPlugin#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at
java.security.AccessController.doPrivileged(Native Method)#012 at
java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:357)Exception in
thread "main" java.lang.NoClassDefFoundError: KamailioPlugin#012
<<No stacktrace available>>Exception in thread "main"
java.lang.ClassNotFoundException: KamailioPlugin#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at
java.security.AccessController.doPrivileged(Native Method)#012 at
java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:357)
<core> [sr_module.c:970]: init_mod(): init_mod(): Error while
initializing module app_java
(/usr/local/lib64/kamailio/modules/app_java.so)
To Daniel-Constantin, I didn't tested this yet but seems fine to me. Thank you for fix.
--
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Next Kamailio Advanced Trainings 2014 - http://www.asipto.com
Sep 22-25, Berlin, Germany
Konstantin M.
2014-09-11 22:33:08 UTC
Permalink
Tom, could you please provide a chunk of java code with pure initialization?
Post by Daniel-Constantin Mierla
I can't help more with configuring and using app_java, because I am not
using it. Maybe Konstantin can lead further.
If you get a core dump, then you can send the backtrace taken with gdb to
see where the crash happened.
It is no longer the previous crash, which was a buffer overflow.
Cheers,
Daniel
Sorry, did not see that it was actual a fix to the crash. Anyway, guess
I’m having all sorts of issues with the app_java module. If the
–Djava.class.path is not the first parameter, the classpath does not appear
to be set. After switching to just one parameter, the “child_init”
function appears to be called with all sorts of ranks and then Kamailio
crashes. My java code just logs it (using log4j) and returns 1. Also, the
log4j log only showed the -127 being called.
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java
-Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java
[java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java
[java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core>
[udp_server.c:176]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF
is initially 124928
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core>
[udp_server.c:227]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF
is finally 524288
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core>
[udp_server.c:176]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF
is initially 124928
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: <core>
[udp_server.c:227]: probe_max_receive_buffer(): INFO: udp_init: SO_RCVBUF
is finally 524288
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: -127
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java
[java_mod.c:242]: child_init(): Child initialized, returning: 1
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15976]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 1
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15977]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 2
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15981]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 4
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15984]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 6
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15961]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 0
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15986]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 8
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15985]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 7
Sep 11 15:17:07 MAIFREEPBX abrt[15994]: Can't open 'core.15981': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15997]: Can't open 'core.15976': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15996]: Can't open 'core.15977': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[15996]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15988]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: -1
Sep 11 15:17:07 MAIFREEPBX abrt[15997]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15980]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 3
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15983]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: 5
Sep 11 15:17:07 MAIFREEPBX abrt[16002]: Can't open 'core.15984': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16002]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16003]: Can't open 'core.15986': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16003]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16004]: Can't open 'core.15983': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16004]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15989]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: -1
Sep 11 15:17:07 MAIFREEPBX /usr/local/sbin/kamailio[15993]: INFO: app_java
[java_mod.c:211]: child_init(): Initializing child with rank: -2
Sep 11 15:17:07 MAIFREEPBX abrt[16007]: Can't open 'core.15961': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16007]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
daemonize(): Main process exited before writing to pipe
Sep 11 15:17:07 MAIFREEPBX abrt[16008]: Can't open 'core.15988': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16008]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16009]: Can't open 'core.15985': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16009]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16010]: Can't open 'core.15980': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16010]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16012]: Can't open 'core.15993': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16013]: Can't open 'core.15989': Permission denied
Sep 11 15:17:07 MAIFREEPBX abrt[16013]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:07 MAIFREEPBX abrt[16012]: Not saving repeating crash in
'/usr/local/sbin/kamailio'
Sep 11 15:17:08 MAIFREEPBX abrt[15994]: Saved core dump of pid 15981
(/usr/local/sbin/kamailio) to
/var/spool/abrt/ccpp-2014-09-11-15:17:07-15981 (152424448 bytes)
Sep 11 15:17:08 MAIFREEPBX abrtd: Directory
'ccpp-2014-09-11-15:17:07-15981' creation detected
Sep 11 15:17:40 MAIFREEPBX abrtd: Sending an email...
Sep 11 15:17:41 MAIFREEPBX abrtd: New problem directory
/var/spool/abrt/ccpp-2014-09-11-15:17:07-15981, processing
Sep 11 15:17:41 MAIFREEPBX abrtd: No actions are found for event 'notify'
*Sent:* Thursday, September 11, 2014 3:04 PM
*To:* Tom Johnson
*Cc:* Kamailio (SER) - Users Mailing List
*Subject:* Re: [SR-Users] app_java issue
Hello,
Sep 11 12:48:12 MAIFREEPBX /usr/local/sbin/kamailio[870]: ERROR: app_java
[java_support.c:174]: handle_exception(): Exception:#012Exception in thread
"main" java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No
stacktrace available>>Exception in thread "main"
java.lang.ClassNotFoundException: KamailioPlugin#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at
java.security.AccessController.doPrivileged(Native Method)#012 at
java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:357)Exception in thread
"main" java.lang.NoClassDefFoundError: KamailioPlugin#012 <<No
stacktrace available>>Exception in thread "main"
java.lang.ClassNotFoundException: KamailioPlugin#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:372)#012 at
java.net.URLClassLoader$1.run(URLClassLoader.java:361)#012 at
java.security.AccessController.doPrivileged(Native Method)#012 at
java.net.URLClassLoader.findClass(URLClassLoader.java:360)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:424)#012 at
sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)#012 at
java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Sep 11 12:48:12 MAIFREEPBX /usr/local/sbin/kamailio[870]: ERROR: <core>
[sr_module.c:970]: init_mod(): init_mod(): Error while initializing module
app_java (/usr/local/lib64/kamailio/modules/app_java.so)
To Daniel-Constantin, I didn't tested this yet but seems fine to me. Thank you for fix.
--
Daniel-Constantin Mierlahttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Next Kamailio Advanced Trainings 2014 - http://www.asipto.com
Sep 22-25, Berlin, Germany
Tom Johnson
2014-09-11 16:57:05 UTC
Permalink
Here is the log after the change.

From: Daniel-Constantin Mierla [mailto:miconda-***@public.gmane.org]
Sent: Thursday, September 11, 2014 11:55 AM
To: Kamailio (SER) - Users Mailing List; Tom Johnson; Konstantin M.
Subject: Re: [SR-Users] app_java issue

Can you try with the patch from next commit:

- http://git.sip-router.org/cgi-bin/gitweb.cgi?p=sip-router;a=commitdiff;h=a13e3b46dba4470deb748eec3b700386f453f6f9;hp=74f53b7d7f6ff00144152aff453e6b388447320c

It has code indentation, as I needed to figure out the blocks there, effectively you have to change the line:

buf = (char **)pkg_realloc(buf, (i+1) * sizeof(char *));

in:

buf = (char **)pkg_realloc(buf, (i+2) * sizeof(char *));

inside the file modules/app_java/utils.c

I cc-ed Konstantin, the author of the module, to review the change.

Cheers,
Daniel
On 09/09/14 21:31, Tom Johnson wrote:
Per my previous message, I determined that the module's makefile was not properly finding the jdk/jre directories needed to compile. So, I temporarily hardcoded the paths in the makefile.

However, now when I use the module, Kamailio crashes. Below is the lines from /var/log/messages:

Sep 9 15:13:10 MAIFREEPBX kamailio: INFO: <core> [tcp_main.c:4836]: init_tcp(): init_tcp: using epoll_lt as the io watch method (auto detected)
Sep 9 15:13:10 MAIFREEPBX kamailio: WARNING: <core> [daemonize.c:352]: daemonize(): pid file contains old pid, replacing pid
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr [../outbound/api.h:54]: ob_load_api(): Failed to import bind_ob
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: rr [rr_mod.c:159]: mod_init(): outbound module not available
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: usrloc [hslot.c:53]: ul_init_locks(): locks array size 512
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: auth [auth_mod.c:350]: mod_init(): auth: qop set, but nonce-count (nc_enabled) support disabled
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:125]: mod_init(): Initializing Java VM with options: -Xdebug -verbose:gc,class,jni -Djava.compiler=NONE -Djava.class.path=/opt/microautomation/i3/I3Notifier.jar:/opt/kamailio/java/kamailio.jar:/opt/microautomation/i3/lib/log4j-1.2.16.jar
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:146]: mod_init(): app_java: Java VM initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: INFO: app_java [java_mod.c:198]: mod_init(): app_java: module initialization OK
Sep 9 15:13:10 MAIFREEPBX /usr/local/sbin/kamailio[12268]: : <core> [mem/q_malloc.c:159]: qm_debug_frag(): BUG: qm_*: prev. fragm. tail overwritten(0, abcdefed)[0x7f0941207190:0x7f09412071c0]!
Sep 9 15:13:11 MAIFREEPBX abrt[12282]: Saved core dump of pid 12268 (/usr/local/sbin/kamailio) to /var/spool/abrt/ccpp-2014-09-09-15:13:10-12268 (183721984 bytes)

The code dump mentioned does not exist.

If I do not load the app_java module, Kamailio works.



Tom Johnson<mailto:tjohnson-***@public.gmane.org> | Senior Software Engineer
O: 703-543-2118 | F: 703-543-2099
5870 Trinity Parkway, Suite 600, Centreville, VA 20120
[cid:image001.png-***@public.gmane.org]<http://www.microautomation.com/>







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