Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-21 Thread Björn Persson
Philip Prindeville wrote: The behavior I’ve seen implies that [Thunderbird] caches the address from the original resolution and keeps trying to reconnect to that. Well, if it would cache the address for longer than its time to live, then it would be doing it wrong. Björn Persson

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-21 Thread Florian Weimer
On 04/21/2015 09:26 AM, Björn Persson wrote: Philip Prindeville wrote: The behavior I’ve seen implies that [Thunderbird] caches the address from the original resolution and keeps trying to reconnect to that. Well, if it would cache the address for longer than its time to live, then it would

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-21 Thread Dan Williams
On Mon, 2015-04-20 at 16:27 -0600, Philip Prindeville wrote: On Apr 20, 2015, at 12:23 AM, Siddhesh Poyarekar siddh...@redhat.com wrote: On Sat, Apr 18, 2015 at 01:49:57PM -0600, Philip Prindeville wrote: If you go back through the previous glibc bugs, you'll find:

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-21 Thread Petr Spacek
On 21.4.2015 16:32, Dan Williams wrote: On Mon, 2015-04-20 at 16:27 -0600, Philip Prindeville wrote: On Apr 20, 2015, at 12:23 AM, Siddhesh Poyarekar siddh...@redhat.com wrote: On Sat, Apr 18, 2015 at 01:49:57PM -0600, Philip Prindeville wrote: If you go back through the previous glibc bugs,

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-20 Thread Philip Prindeville
On Apr 20, 2015, at 12:23 AM, Siddhesh Poyarekar siddh...@redhat.com wrote: On Sat, Apr 18, 2015 at 01:49:57PM -0600, Philip Prindeville wrote: If you go back through the previous glibc bugs, you'll find: https://sourceware.org/bugzilla/show_bug.cgi?id=984 from 2005 which was closed out

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-20 Thread Siddhesh Poyarekar
On Sat, Apr 18, 2015 at 01:49:57PM -0600, Philip Prindeville wrote: If you go back through the previous glibc bugs, you'll find: https://sourceware.org/bugzilla/show_bug.cgi?id=984 from 2005 which was closed out as RESOLVED, WONTFIX with the text: There is a solution, already

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-18 Thread Philip Prindeville
On 04/18/2015 02:25 PM, Björn Persson wrote: Philip Prindeville wrote: I recently opened a bug with glibc because persistent programs (like Thunderbird, etc) don't seem to handle roaming onto different networks very well. Or rather, they rely on libresolv which opens /etc/resolv.conf at

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-18 Thread Björn Persson
Philip Prindeville wrote: If you're getting bad resolver addresses from your DHCP server, aren't you also potentially getting a bad default gateway and hence setting yourself up for a man-in-the-middle attack? Man-in-the-middle attacks can be carried out from any computer on any of the

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-18 Thread Björn Persson
Philip Prindeville wrote: I recently opened a bug with glibc because persistent programs (like Thunderbird, etc) don't seem to handle roaming onto different networks very well. Or rather, they rely on libresolv which opens /etc/resolv.conf at startup and then ignores changes to the file for

Roaming, and libresolv being stuck in the 1980's mindset

2015-04-18 Thread Philip Prindeville
I recently opened a bug with glibc because persistent programs (like Thunderbird, etc) don't seem to handle roaming onto different networks very well. Or rather, they rely on libresolv which opens /etc/resolv.conf at startup and then ignores changes to the file for the rest of the time the

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-18 Thread Jan Kratochvil
On Sat, 18 Apr 2015 21:49:57 +0200, Philip Prindeville wrote: I recently opened a bug with glibc because persistent programs (like Thunderbird, etc) don't seem to handle roaming onto different networks very well. dnf install bind-chroot, enable it, start it echo /etc/resolv.conf nameserver

Re: Roaming, and libresolv being stuck in the 1980's mindset

2015-04-18 Thread Kevin Fenzi
Please see: https://fedoraproject.org//wiki/Changes/Default_Local_DNS_Resolver It's an F23 change (deferred from F22). kevin pgpUktpQCj8A4.pgp Description: OpenPGP digital signature -- devel mailing list devel@lists.fedoraproject.org https://admin.fedoraproject.org/mailman/listinfo/devel