Comment 4 for bug 1248923

I also get the same error when installing Openstack. I have installed Openstack earlier many times using the same devstack script. Looks like a recent bug.

013-11-09 18:55:55 + grep -q '^\[DEFAULT\]' /etc/nova/nova.conf
2013-11-09 18:55:55 + echo -e '\n[DEFAULT]'
2013-11-09 18:55:55 /opt/stack/devstack/functions: line 722: /etc/nova/nova.conf: Permission denied
2013-11-09 18:55:55 + ini_has_option /etc/nova/nova.conf DEFAULT flat_network_bridge
2013-11-09 18:55:55 + local file=/etc/nova/nova.conf
2013-11-09 18:55:55 + local section=DEFAULT
2013-11-09 18:55:55 + local option=flat_network_bridge
2013-11-09 18:55:55 + local line
2013-11-09 18:55:55 ++ sed -ne '/^\[DEFAULT\]/,/^\[.*\]/ { /^flat_network_bridge[ \t]*=/ p; }' /etc/nova/nova.conf
2013-11-09 18:55:55 sed: can't read /etc/nova/nova.conf: Permission denied
2013-11-09 18:55:55 + line=
2013-11-09 18:55:55 + '[' -n '' ']'
2013-11-09 18:55:55 + sed -i -e '/^\[DEFAULT\]/ a\
2013-11-09 18:55:55 flat_network_bridge = br100
2013-11-09 18:55:55 ' /etc/nova/nova.conf
2013-11-09 18:55:55 sed: can't read /etc/nova/nova.conf: Permission denied
2013-11-09 18:55:55 + '[' -n eth0 ']'
2013-11-09 18:55:55 + iniset /etc/nova/nova.conf DEFAULT flat_interface eth0
2013-11-09 18:55:55 + local file=/etc/nova/nova.conf
2013-11-09 18:55:55 + local section=DEFAULT
2013-11-09 18:55:55 + local option=flat_interface
2013-11-09 18:55:55 + local value=eth0
2013-11-09 18:55:55 + grep -q '^\[DEFAULT\]' /etc/nova/nova.conf
2013-11-09 18:55:55 + echo -e '\n[DEFAULT]'
2013-11-09 18:55:55 /opt/stack/devstack/functions: line 722: /etc/nova/nova.conf: Permission denied
2013-11-09 18:55:55 + ini_has_option /etc/nova/nova.conf DEFAULT flat_interface
2013-11-09 18:55:55 + local file=/etc/nova/nova.conf
2013-11-09 18:55:55 + local section=DEFAULT
2013-11-09 18:55:55 + local option=flat_interface
2013-11-09 18:55:55 + local line
2013-11-09 18:55:55 ++ sed -ne '/^\[DEFAULT\]/,/^\[.*\]/ { /^flat_interface[ \t]*=/ p; }' /etc/nova/nova.conf
2013-11-09 18:55:55 sed: can't read /etc/nova/nova.conf: Permission denied
2013-11-09 18:55:55 + line=
2013-11-09 18:55:55 + '[' -n '' ']'
2013-11-09 18:55:55 + sed -i -e '/^\[DEFAULT\]/ a\
2013-11-09 18:55:55 flat_interface = eth0
2013-11-09 18:55:55 ' /etc/nova/nova.conf
2013-11-09 18:55:55 sed: can't read /etc/nova/nova.conf: Permission denied
2013-11-09 18:55:55 ++ failed
2013-11-09 18:55:55 ++ local r=2
2013-11-09 18:55:55 +++ jobs -p
2013-11-09 18:55:55 ++ kill
2013-11-09 18:55:55 ++ set +o xtrace
2013-11-09 18:55:55 stack.sh failed: full log in /opt/stack/logs/stack.sh.log.2013-11-09-184436