F12: NetworkManager-Firefox: Firefox is currently in offline mode and can't browse the Web

[Terry Barnaby]

On 12/03/2009 08:49 AM, Terry Barnaby wrote:
>>> The "MODE" was set up by system-config-network, it is from
>>> its list of possible options for Mode and I think was the
>>> default.
>>> If I run ifup the error you mention is not reported and the
>>> interface comes up fine.
>>> However, I do get the error:
>>> domainname: you must be root to change the domain name
>>>
>>> Which I assume is due to another F12 bug. Could this cause NM
>>> to abort the connection ?
>> I note that "domainname" is called from /etc/dhcp/dhclient.d/nis.sh.
>> At point of invocation $UID and $EUID are 0 ....
>
> I added a "sh" into /etc/dhcp/dhclient.d/nis.sh to have a look.
> Here getuid() and geteuid() return 0. whoami returns "root".
> But when I run "domainname kingnet" I get the error:
> "domainname: you must be root to change the domain name"
> Also "su" states "su: incorrect password" without even
> prompting for one. What is happening here ?
> The environment variables are set by dhcp and do not have
> the usual user environment variables ....
> Note that on this system, selinux is disabled.
>
Looking at this I guess the CAP_SYS_ADMIN capability has been
lost somewhere. Maybe the dhclient ?