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An error has occurred:......CantStartEngineError: No sql_connection parameter is

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发表于 2021-12-24 10:46:05 | 显示全部楼层 |阅读模式
An error has occurred:
8 N# e7 Q1 q, @$ K0 DTraceback (most recent call last):
8 h" O6 [2 M+ O7 b. a- t  File "/usr/lib/python2.7/site-packages/nova/cmd/manage.py", line 2708, in main1 G* ?1 @1 P0 |, ~5 r/ O3 N, ^
    ret = fn(*fn_args, **fn_kwargs)4 S  E: V; E* N( R  o8 r$ t$ Q
  File "/usr/lib/python2.7/site-packages/nova/cmd/manage.py", line 968, in sync7 p+ I" W7 o$ ~: k( f! K( m& {
    return migration.db_sync(version, database='api')
& F7 b3 h- L+ `% Y) G9 _4 Z' ]# g  File "/usr/lib/python2.7/site-packages/nova/db/migration.py", line 26, in db_sync
) x6 Z* ?! d7 L    return IMPL.db_sync(version=version, database=database, context=context)* a0 i( ^/ |( |+ d
  File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/migration.py", line 53, in db_sync
) d: r3 m1 {% q2 o3 |    current_version = db_version(database, context=context)
" F- ^  a0 x# l3 j  File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/migration.py", line 66, in db_version: Y% A1 z) c' ^# C$ V  C
    return versioning_api.db_version(get_engine(database, context=context),
0 R3 S$ w1 n/ y) K  File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/migration.py", line 43, in get_engine
% R% K% v) i2 i/ B! q  z, ~    return db_session.get_api_engine()
  V, E. Z: |1 H; B& S2 H  File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/api.py", line 152, in get_api_engine( W8 b! @* Z7 y/ H
    return api_context_manager.writer.get_engine()/ @0 P3 A! S- z
  File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 833, in get_engine8 o/ y  g  ~/ d  }8 X' H
    return self._factory.get_writer_engine()
$ i3 }) U  H; Y  File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 372, in get_writer_engine
, L5 w9 Q5 k- k/ {% h5 m: \+ a: \    self._start(). W$ i8 S& W9 {
  File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 510, in _start
' j! ~2 o* r$ L6 j; n1 p    engine_args, maker_args). }# Y2 }9 |% P: v: r9 n
  File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 532, in _setup_for_connection" o9 U' N5 R1 h+ E' U# V  t
    "No sql_connection parameter is established")' F8 N9 P8 G% S
CantStartEngineError: No sql_connection parameter is established. t2 B& @1 A; X8 ]' z) z

& D( u3 @, s% R2 S! y2 e* d缺少parameter数据库
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6 h8 A& a4 a/ y! p0 {# B+ |$ a9 h. B  O7 O0 M9 i2 [% ?

& ?2 @8 _# N' _1 k- X# m首先检查配置文件。nova_api配置文件是否写好第二检查数据库是否创建nova_api数据库。% i7 s. R) K5 z5 @. b

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