[arm-allstar] ddns update using curl in cron

David McGough kb4fxc at inttek.net
Sun Nov 19 19:05:38 EST 2017


Hi David,

Make sure your system is fully updated with admin menu, option #1. Then,
you need to reboot the system to complete the update. Once rebooted, those 
errors should stop.

73, David KB4FXC


On Sun, 19 Nov 2017, "David via arm-allstar" wrote:

> I recently started using DNS-NOW ddns service and followed their 
> suggestion to use curl in the cron file for updating my IP. Everything 
> works fine although the Linux log, that I look at from Supermon, has the 
> message shown below every time the curl statement runs.  Not sure what 
> this all means so I would appreciate a few words of translation and if 
> this indicates a problem.
> The basic form of the updater in cron is this: *curl -u 
> <email>:<password> "https://now-dns.com/update?hostname=<hostname>"*
> 
>  From Iinux log:
> 
> Nov 19 09:20:01 DVD2 crond[23964]: PAM unable to dlopen(/usr/lib/security/pam_unix.so): /usr/lib/libc.so.6: version `GLIBC_2.25' not found (required by /usr/lib/libcrypt.so.1)
> Nov 19 09:20:01 DVD2 crond[23964]: PAM adding faulty module: /usr/lib/security/pam_unix.so
> Nov 19 09:20:01 DVD2 systemd[1]: Started Process Core Dump (PID 23965/UID 0).
> Nov 19 09:20:01 DVD2 systemd-coredump[23966]: Process 23964 (crond) of user 0 dumped core.
>                                                
>                                                Stack trace of thread 23964:
>                                                #0  0x0000000076b13594 __pthread_initialize_minimal (libpthread.so.0)
> 
> - David
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