我使用dev堆栈在ubuntu14.04上安装openstack，但是出现了一些错误

Question

2017-07-25 12:49:25.301 |   File "/opt/stack/neutron/neutron/agent/linux/ip_lib.py", line 31, in <module>
2017-07-25 12:49:25.304 |     from neutron.agent.common import utils
2017-07-25 12:49:25.305 |   File "/opt/stack/neutron/neutron/agent/common/utils.py", line 23, in <module>
2017-07-25 12:49:25.306 |     from neutron.common import utils as neutron_utils
2017-07-25 12:49:25.307 |   File "/opt/stack/neutron/neutron/common/utils.py", line 53, in <module>
2017-07-25 12:49:25.308 |     from neutron.db import api as db_api
2017-07-25 12:49:25.308 |   File "/opt/stack/neutron/neutron/db/api.py", line 21, in <module>
2017-07-25 12:49:25.310 |     from neutron_lib.db import api
2017-07-25 12:49:25.311 | ImportError: cannot import name api
2017-07-25 12:49:25.382 | + lib/neutron-legacy:_configure_neutron_common:1 :   exit_trap
2017-07-25 12:49:25.388 | + ./stack.sh:exit_trap:494                 :   local r=1
2017-07-25 12:49:25.394 | ++ ./stack.sh:exit_trap:495                 :   jobs -p
2017-07-25 12:49:25.400 | + ./stack.sh:exit_trap:495                 :   jobs=
2017-07-25 12:49:25.407 | + ./stack.sh:exit_trap:498                 :   [[ -n '' ]]
2017-07-25 12:49:25.415 | + ./stack.sh:exit_trap:504                 :   kill_spinner
2017-07-25 12:49:25.422 | + ./stack.sh:kill_spinner:390              :   '[' '!' -z '' ']'
2017-07-25 12:49:25.430 | + ./stack.sh:exit_trap:506                 :   [[ 1 -ne 0 ]]
2017-07-25 12:49:25.439 | + ./stack.sh:exit_trap:507                 :   echo 'Error on exit'
2017-07-25 12:49:25.440 | Error on exit
2017-07-25 12:49:25.446 | + ./stack.sh:exit_trap:508                 :   generate-subunit 1500986072 893 fail
2017-07-25 12:49:26.417 | + ./stack.sh:exit_trap:509                 :   [[ -z /opt/stack/logs ]]
2017-07-25 12:49:26.431 | + ./stack.sh:exit_trap:512                 :   /opt/stack/devstack/tools/worlddump.py -d /opt/stack/logs
2017-07-25 12:49:27.239 | + ./stack.sh:exit_trap:518                 :   exit 1
stack@day-virtual-machine:~/devstack$ devstack

Answer 1

stack.sh似乎没有安装Python依赖项之一。devstack在服务器上创建一个虚拟python环境，并安装所有的依赖项。由于某些原因，您似乎缺少了neutron_lib。

运行下面的命令应该包括一个名为neutron_lib的可用包。如果没有，那么您需要修复pip配置或网络/ dns。这都取决于您所看到的错误消息。pip search neutron_lib

您是否在日志文件中看到有关pip安装失败的任何错误消息？

发布到整个日志文件的链接将有助于提供更多的洞察力。