[OpenSIPS-Devel] I'm doing something to cause opensips to crash

Kobi Eshun kobi at sightspeed.com
Fri Nov 14 20:21:31 CET 2008


Hi, Daniel.

I believe the problem is that you're missing a (new) element in the  
exports structure -- there should be an 'extra processes' entry  
between 'exported pseudo variables' and 'module initialization  
function.'

This same issue confounded me for a while also. Cheers,
--
kobi


On Nov 14, 2008, at 10:22 AM, Daniel Corbe wrote:

> Forgot to CC devel on this.
>
> On Fri, Nov 14, 2008 at 10:21 AM, Daniel Corbe <daniel.junkmail at gmail.com 
> > wrote:
> Hi,
>
> I'm not doing anything with extra processes.  I'm making some other  
> mistake.  I've included the code for the module in its entirety.   
> This is a module that I've been attempting to port from OpenSER-1.2.
>
> http://rafb.net/p/VNa26v78.html
>
> -Daniel
>
> On Fri, Nov 14, 2008 at 1:09 AM, Bogdan-Andrei Iancu <bogdan at voice-system.ro 
> > wrote:
> Hi Daniel,
>
> Is your module registering a extra process? the crash happens when  
> the core tries to call the pre_fork function for your extra process.  
> Could you post the extra process structure ?
>
> Regards,
> Bogdan
>
> Daniel Corbe wrote:
> Hi,
>
> I tried compiling with -ggdb to get a useful backtrace and I got  
> nothing.  I think the problem may be in the way I'm initializing my  
> module because I do get compiler warnings.  Thanks for the help.
>
> -Daniel
>
> (gdb) bt full
> #0  0x20ec8353 in ?? ()
> No symbol table info available.
> #1  0x0809de2d in start_module_procs () at sr_module.c:560
>        m = (struct sr_module *) 0x8179ad0
>        n = 0
>        l = 135742720
>        x = 0
>        __FUNCTION__ = "start_module_procs"
> #2  0x080633b9 in main_loop () at main.c:675
>        i = 516746184
>        pid = 134863859
>        si = (struct socket_info *) 0x28
>        chd_rank = 0
>        __FUNCTION__ = "main_loop"
> #3  0x080655bd in main (argc=1, argv=0xbfbfec88) at main.c:1319
>        cfg_log_stderr = 0
>        cfg_stream = (FILE *) 0x28260e20
>        c = -1
>        r = 0
>        tmp = 0xbfbfed04 "\004"
>        tmp_len = 1
>        port = 0
>        proto = 0
>        options = 0x80fc9ac "f:cCm:b:l:n:N:rRvdDETSVhw:t:u:g:P:G:W:"
>        ret = -1
>        seed = 2478508788
>        rfd = 4
> ---Type <return> to continue, or q <return> to quit---
>        __FUNCTION__ = "main"
>
>
> page.h:38: warning: initialization from incompatible pointer type
> page.h:38: warning: initialization makes pointer from integer  
> without a cast
> page.h:39: warning: initialization from incompatible pointer type
> page.h:39: warning: initialization makes pointer from integer  
> without a cast
> page.h:40: warning: initialization from incompatible pointer type
> page.h:40: warning: initialization makes pointer from integer  
> without a cast
> page.h:89: warning: initialization from incompatible pointer type
> page.h:91: warning: initialization from incompatible pointer type
> page.h:93: warning: initialization from incompatible pointer type
>
>
> /* Function prototypes */
> static int mod_init(void);
>
> static void mod_destroy(void);
>
> static int child_init(int);
>
> static int pagemod_pagefixup(struct sip_msg *m, char *unused1, char  
> *unused2);
>
> static int pagemod_voicemail_transfer(struct sip_msg *m, char  
> *unused1, char *unused2);
>
> static int replace_to_uri(struct sip_msg *msg, str *uri);
>
> static int check_passt(struct sip_msg *m, char *unused1, char  
> *unused2);
>
>
> /* Exported module paramaters */
>
> static char *gateway = '\0';
>
> static char *umgw = '\0';
>
> static char *dbhost = '\0';
>
> static char *dbuname = '\0';
>
> static char *dbpass = '\0';
>
> static char *dbname = '\0';
>
> static unsigned short dbport = 0;
>
> static char *vdbhost = '\0';
>
> static char *vdbuname = '\0';
>
> static char *vdbpass = '\0';
>
> static char *vdbname = '\0';
>
> static unsigned short vdbport = 0;
>
>
> /* Make SER happy */
>
> MODULE_VERSION
>
>
> /* SER exports */
>
> static cmd_export_t cmds[]=
>
> {
>
> {"pagefixup", pagemod_pagefixup, 0, 0, REQUEST_ROUTE | FAILURE_ROUTE  
> | ONREPLY_ROUTE | BRANCH_ROUTE },
>
> {"voicemail_transfer", pagemod_voicemail_transfer, 0, 0,  
> REQUEST_ROUTE | FAILURE_ROUTE | ONREPLY_ROUTE | BRANCH_ROUTE },
>
> {"check_passt", check_passt, 0, 0, REQUEST_ROUTE | BRANCH_ROUTE},
>
> {0, 0, 0, 0, 0}
>
> };
>
>
> /*
>
>  * Script parameters
>
>  */
>
> static param_export_t mod_params[]=
>
> {
>
> {"gateway", STR_PARAM, &gateway},
>
> {"umgw", STR_PARAM, &umgw},
>
> {"dbhost", STR_PARAM, &dbhost},
>
> {"dbuname", STR_PARAM, &dbuname},
>
> {"dbpass", STR_PARAM, &dbpass},
>
> {"dbname", STR_PARAM, &dbname},
>
> {"dbport", INT_PARAM, &dbport},
>
> {"vdbhost", STR_PARAM, &dbhost},
>
> {"vdbuname", STR_PARAM, &dbuname},
>
> {"vdbpass", STR_PARAM, &dbpass},
>
> {"vdbname", STR_PARAM, &dbname},
>
> {"vdbport", INT_PARAM, &dbport},
>
> {0, 0, 0}
>
> };
>
>
> /*
>
>  * fifo commands
>
>  */
>
> static mi_export_t mi_cmds[] =
>
> {
>
> {0, 0, 0, 0, 0}
>
> };
>
>
> /*
>
>  * Export the statistics we have
>
>  */
>
> static stat_export_t mod_stats[] =
> {
>
> {0, 0, 0}
>
> };
>
>
> struct module_exports exports =
> {
>
> "page", /* module's name */
>
> DEFAULT_DLFLAGS, /* dlopen() fkags */
>
> cmds, /* exported functions */
>
> mod_params, /* param exports */
>
> mod_stats, /* exported statistics */
>
> mi_cmds, /* exported MI functions */
>
> 0, /* exported pseudo variables */
>
> mod_init, /* module initialization function */
>
> 0, /* reply processing function FIXME Not sure when this is used */
>
> mod_destroy, /* Destroy function */
>
> child_init /* per-child init function */
>
> };
>
>
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>
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