Public bug reported: If I set "mage_cache_subdirectory_name=_base$my_ip" in nova.conf for using glance cache function. Then I create a instance failed.
[DEFAULT] verbose = True dhcpbridge_flagfile=/etc/nova/nova.conf dhcpbridge=/usr/bin/nova-dhcpbridge logdir=/var/log/nova state_path=/var/lib/nova lock_path=/var/lock/nova force_dhcp_release=True libvirt_use_virtio_for_bridges=True verbose=True ec2_private_dns_show_ip=True api_paste_config=/etc/nova/api-paste.ini enabled_apis=ec2,osapi_compute,metadata rpc_backend = rabbit auth_strategy = keystone my_ip = 10.10.10.30 network_api_class = nova.network.neutronv2.api.API security_group_api = neutron linuxnet_interface_driver = nova.network.linux_net.LinuxOVSInterfaceDriver firewall_driver = nova.virt.firewall.NoopFirewallDriver image_cache_subdirectory_name = _base$my_ip [oslo_messaging_rabbit] rabbit_host = 10.10.10.10 rabbit_userid = openstack rabbit_password = 123qwe [keystone_authtoken] auth_uri = http://10.10.10.10:5000 auth_url = http://10.10.10.10:35357 auth_plugin = password project_domain_id = default user_domain_id = default project_name = service username = nova password = 123qwe [vnc] enabled = True vncserver_listen = 0.0.0.0 vncserver_proxyclient_address = 10.10.10.30 novncproxy_base_url = http://10.10.10.10:6080/vnc_auto.html [glance] host = 10.10.10.10 [oslo_concurrency] lock_path = /var/lib/nova/tmp [neutron] url = http://10.10.10.10:9696 auth_url = http://10.10.10.10:35357 auth_plugin = password project_domain_id = default user_domain_id = default region_name = RegionOne project_name = service username = neutron password = 123qwe [xenserver] cache_images = all I found some error informations in /var/log/nova/nova-compute.log 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] Traceback (most recent call last): 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2155, in _build_resources 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] yield resources 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2009, in _build_and_run_instance 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] block_device_info=block_device_info) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2444, in spawn 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] block_device_info=block_device_info) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 4519, in _create_domain_and_network 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] xml, pause=pause, power_on=power_on) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 4449, in _create_domain 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] guest.launch(pause=pause) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/guest.py", line 141, in launch 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] self._encoded_xml, errors='ignore') 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 195, in __exit__ 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] six.reraise(self.type_, self.value, self.tb) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/guest.py", line 136, in launch 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] return self._domain.createWithFlags(flags) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 183, in doit 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] result = proxy_call(self._autowrap, f, *args, **kwargs) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 141, in proxy_call 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] rv = execute(f, *args, **kwargs) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 122, in execute 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] six.reraise(c, e, tb) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 80, in tworker 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] rv = meth(*args, **kwargs) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/libvirt.py", line 896, in createWithFlags 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=self) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] libvirtError: internal error: process exited while connecting to monitor: 2015-10-27T02:23:16.229430Z qemu-system-x86_64: -drive file=/var/lib/nova/instances/1e208e90-a6cd-415f-be9c-7f7af3cec69a/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=none: Could not open backing file: Could not open '/var/lib/nova/instances/_base10.10.10.30/cd799cdd4ec3bfd3f43e3a0e995909464d6dcfc2': Permission denied I check that the owner of _base$my_ip is not nova, then get permission denied. ** Affects: glance Importance: Undecided Status: New ** Tags: glance -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to Glance. https://bugs.launchpad.net/bugs/1524205 Title: To set "image_cache_subdirectory_name=_base$my_ip", and create a instance failed. Status in Glance: New Bug description: If I set "mage_cache_subdirectory_name=_base$my_ip" in nova.conf for using glance cache function. Then I create a instance failed. [DEFAULT] verbose = True dhcpbridge_flagfile=/etc/nova/nova.conf dhcpbridge=/usr/bin/nova-dhcpbridge logdir=/var/log/nova state_path=/var/lib/nova lock_path=/var/lock/nova force_dhcp_release=True libvirt_use_virtio_for_bridges=True verbose=True ec2_private_dns_show_ip=True api_paste_config=/etc/nova/api-paste.ini enabled_apis=ec2,osapi_compute,metadata rpc_backend = rabbit auth_strategy = keystone my_ip = 10.10.10.30 network_api_class = nova.network.neutronv2.api.API security_group_api = neutron linuxnet_interface_driver = nova.network.linux_net.LinuxOVSInterfaceDriver firewall_driver = nova.virt.firewall.NoopFirewallDriver image_cache_subdirectory_name = _base$my_ip [oslo_messaging_rabbit] rabbit_host = 10.10.10.10 rabbit_userid = openstack rabbit_password = 123qwe [keystone_authtoken] auth_uri = http://10.10.10.10:5000 auth_url = http://10.10.10.10:35357 auth_plugin = password project_domain_id = default user_domain_id = default project_name = service username = nova password = 123qwe [vnc] enabled = True vncserver_listen = 0.0.0.0 vncserver_proxyclient_address = 10.10.10.30 novncproxy_base_url = http://10.10.10.10:6080/vnc_auto.html [glance] host = 10.10.10.10 [oslo_concurrency] lock_path = /var/lib/nova/tmp [neutron] url = http://10.10.10.10:9696 auth_url = http://10.10.10.10:35357 auth_plugin = password project_domain_id = default user_domain_id = default region_name = RegionOne project_name = service username = neutron password = 123qwe [xenserver] cache_images = all I found some error informations in /var/log/nova/nova-compute.log 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] Traceback (most recent call last): 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2155, in _build_resources 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] yield resources 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2009, in _build_and_run_instance 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] block_device_info=block_device_info) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2444, in spawn 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] block_device_info=block_device_info) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 4519, in _create_domain_and_network 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] xml, pause=pause, power_on=power_on) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 4449, in _create_domain 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] guest.launch(pause=pause) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/guest.py", line 141, in launch 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] self._encoded_xml, errors='ignore') 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 195, in __exit__ 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] six.reraise(self.type_, self.value, self.tb) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/guest.py", line 136, in launch 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] return self._domain.createWithFlags(flags) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 183, in doit 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] result = proxy_call(self._autowrap, f, *args, **kwargs) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 141, in proxy_call 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] rv = execute(f, *args, **kwargs) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 122, in execute 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] six.reraise(c, e, tb) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 80, in tworker 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] rv = meth(*args, **kwargs) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] File "/usr/lib/python2.7/dist-packages/libvirt.py", line 896, in createWithFlags 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=self) 2015-10-27 10:23:16.719 39365 ERROR nova.compute.manager [instance: 1e208e90-a6cd-415f-be9c-7f7af3cec69a] libvirtError: internal error: process exited while connecting to monitor: 2015-10-27T02:23:16.229430Z qemu-system-x86_64: -drive file=/var/lib/nova/instances/1e208e90-a6cd-415f-be9c-7f7af3cec69a/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=none: Could not open backing file: Could not open '/var/lib/nova/instances/_base10.10.10.30/cd799cdd4ec3bfd3f43e3a0e995909464d6dcfc2': Permission denied I check that the owner of _base$my_ip is not nova, then get permission denied. 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