部署OpenStack-Caracal遇到的问题解决cinder解绑磁盘解决过程

admin

解决办法（不太严谨）
根据日志提示

" \8 M7 }- ^* v2025-01-27 20:08:29.656 59902 ERROR cinder.volume.api [req-e5dea5da-9565-4e0e-b05b-9dbc58f7deef req-87c34a80-75b3-4bdd-87bf-1136cbb88b96 950f09833b4e4dffaf4acf3ac9f1d4bd 840a040edf78409f92d7c7a128652718 - - default default] Detected user call to delete in-use attachment. Call must come from the nova service and nova must be configured to send the service token. Bug #2004555
( N. W3 a3 z' ^& X% P) S2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault [req-e5dea5da-9565-4e0e-b05b-9dbc58f7deef req-87c34a80-75b3-4bdd-87bf-1136cbb88b96 950f09833b4e4dffaf4acf3ac9f1d4bd 840a040edf78409f92d7c7a128652718 - - default default] Caught error: <class 'cinder.exception.ConflictNovaUsingAttachment'> Detach volume from instance 4164eba5-b07e-4546-8d41-c4cdc030c396 using the Compute API: cinder.exception.ConflictNovaUsingAttachment: Detach volume from instance 4164eba5-b07e-4546-8d41-c4cdc030c396 using the Compute API
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault Traceback (most recent call last):
1 m# `0 v+ M  e8 N2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/api/middleware/fault.py", line 84, in __call__
# K: G8 p# j8 j6 l, J' C2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return req.get_response(self.application)
# c8 O) R* E/ G/ i2 {2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/request.py", line 1313, in send
0 w# m2 I0 @# i# M/ l5 _) G2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     status, headers, app_iter = self.call_application(
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/request.py", line 1278, in call_application
$ }9 l- n& Z) i/ k5 T2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     app_iter = application(self.environ, start_response)
5 k! M8 t6 ~9 D! S' M) [2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 143, in __call__

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return resp(environ, start_response)

8 B; }* P0 U. z! A6 k2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 129, in __call__
5 o. n) b; T* r7 G. M1 t' y
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     resp = self.call_func(req, *args, **kw)

+ f6 o% V8 ]; m* A  p2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 193, in call_func

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return self.func(req, *args, **kwargs)

2 Y" V3 q0 {+ @2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/osprofiler/web.py", line 111, in __call__

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return request.get_response(self.application)

2 x1 i& @- v- X* o2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/request.py", line 1313, in send
' N' o3 |  r* c' p$ }
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     status, headers, app_iter = self.call_application(
' V! }, U, R4 g. \- ^
" h7 T: a9 f) K2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/request.py", line 1278, in call_application
! x7 X1 ~% i* H7 F- a0 P; ?& z
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     app_iter = application(self.environ, start_response)
' m$ P5 P+ k$ B. D
/ P6 f- k  S. O: y% w* U: C: w2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 129, in __call__
; A2 M; \% L0 B, u1 a0 G: B9 f4 D
* F0 {: w5 L( Y3 u: g. D2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     resp = self.call_func(req, *args, **kw)
. o1 }( x2 ]' Y1 z- u4 }  U  M( a
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 193, in call_func

9 t% j) C( f, t" a' {2 {& E; e+ f2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return self.func(req, *args, **kwargs)
2 j4 p; ~7 c4 s" a7 p
8 l2 W8 F( P# A4 ~2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/keystonemiddleware/auth_token/__init__.py", line 340, in __call__

8 o# ~' e' j8 W" ?/ u; |2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     response = req.get_response(self._app)

9 \: b# z9 y& c) Z2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/request.py", line 1313, in send
% e" p% o3 t5 `! a3 @( L
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     status, headers, app_iter = self.call_application(
- H- G7 N' m# r# O9 G: M' I2 x
' N0 l' h" i; ~  t" K2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/request.py", line 1278, in call_application
1 b3 l0 B- q/ C, {
$ A2 `. c9 ?: A# P1 [$ W# ]2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     app_iter = application(self.environ, start_response)

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 143, in __call__

0 a1 k; v: U8 A  T, U" E2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return resp(environ, start_response)

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 143, in __call__
- S8 b; N% W1 P0 h8 G
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return resp(environ, start_response)
- W" a& ~$ ?; p( ?
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/routes/middleware.py", line 153, in __call__
! x1 I7 C% p# W. B( g# B
: y$ M* B8 Z6 x2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     response = self.app(environ, start_response)

/ h' t2 z. t4 N: G' [# N2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 143, in __call__
3 {% }  |, o6 l& V
$ f3 S  e1 G( c4 F: T# u0 A2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return resp(environ, start_response)

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 129, in __call__

- L, \, x. M: e1 C2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     resp = self.call_func(req, *args, **kw)

& i9 R3 F/ Z7 Z. @3 ~' T1 [2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/webob/dec.py", line 193, in call_func
0 e6 b" l1 r  l# N. c# {
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return self.func(req, *args, **kwargs)

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/api/openstack/wsgi.py", line 839, in __call__

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return self._process_stack(request, action, action_args,
0 K' k+ T3 h$ c7 W* T
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/api/openstack/wsgi.py", line 900, in _process_stack
' c  ?2 G( B( C. [
) ?" h. w7 j% k5 Y( ?2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     action_result = self.dispatch(meth, request, action_args)
$ i$ H$ W9 Q+ l5 {: h
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/api/openstack/wsgi.py", line 995, in dispatch
+ q2 n! a+ y; E% U( |2 M6 Y
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return method(req=request, **action_args)
. U4 X' h; w+ Q2 f  W
2 D' P& J2 z- n/ E2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/api/openstack/wsgi.py", line 1160, in version_select

$ Y9 w% b; n5 H) X2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     return func.func(self, *args, **kwargs)
. U* P. w$ T# Y
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/api/v3/attachments.py", line 282, in delete

- j$ l; l5 M' Q: ^! a- F2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     attachments = self.volume_api.attachment_delete(context, attachment)
* o( b' d; Q3 _$ J, g, p+ o- h  M
1 |9 t7 ?+ N; W$ x$ f: I2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/volume/api.py", line 2668, in attachment_delete
$ O; f- L! |5 r% ?: p
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     self.attachment_deletion_allowed(ctxt, attachment)

% ?0 r7 t6 ~8 @. s8 \) l. _2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault   File "/usr/local/lib/python3.9/site-packages/cinder/volume/api.py", line 2659, in attachment_deletion_allowed

2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault     raise exception.ConflictNovaUsingAttachment(instance_id=server_id)
. }1 f0 {7 d4 r6 j6 q' T
2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault cinder.exception.ConflictNovaUsingAttachment: Detach volume from instance 4164eba5-b07e-4546-8d41-c4cdc030c396 using the Compute API

$ v5 C5 L3 W- [# s3 w: \5 F2025-01-27 20:08:29.656 59902 ERROR cinder.api.middleware.fault



" N: C+ T. W, G提示我using the Compute API
% P. d; s8 s0 N" |于是我去设置如下的内容
' x: b9 d0 V# v( qcontroller节点

vim /etc/nova/nova.conf
/ {! I+ r- k2 h4 [7 ~( g
[cinder]
send_service_user_token = True #添加
/ K1 @# Z- C" O% d) K
$ e/ b6 K4 l0 q4 E
3 A$ [* t' O: |4 b% E* B8 p( Xcompute节点

( r) R; K. |& @- [vim /etc/nova/nova.conf

[cinder]
send_service_user_token = True #添加


* y, M. Y* }7 S但是没有解决，还是提示同样的问题
& U# ]9 s' @- K8 Z4 T7 D于是去查看源代码
7 _5 H; i' V! O3 z7 P
在/usr/local/lib/python3.9/site-packages/cinder/volume/api.py
) Q4 v7 v1 ?0 `: ~1 R5 k
源代码如下
9 _1 t/ `3 ]! A$ c
def attachment_deletion_allowed(self,
5 I1 d( L" `5 B; x1 g$ c                                    ctxt: context.RequestContext,
                                    attachment_or_attachment_id,
                                    volume=None):
        """Check if deleting an attachment is allowed (Bug #2004555)
  g% e$ m/ w- F* ?
        Allowed is based on the REST API policy, the status of the attachment,
        where it is used, and who is making the request.

        Deleting an attachment on the Cinder side while leaving the volume
        connected to the nova host results in leftover devices that can lead to
3 w! u! c  K& p- M- _/ g        data leaks/corruption.

* n1 l" N' T- B! u        OS-Brick may have code to detect it, but in some cases it is detected
        after it has already been exposed, so it's better to prevent users from
        being able to intentionally triggering the issue.
$ I0 A9 b# }& _' O7 }        """
        # It's ok to delete an attachment if the request comes from a service
        if self.is_service_request(ctxt):
/ {4 k& Q+ P8 _9 i            return
# d) t3 X, K2 c3 o& E6 w; C1 E
+ Y. w8 p% X9 h" B$ {        if not attachment_or_attachment_id and volume:
6 o! c0 I  H- _- X            if not volume.volume_attachment:
                return
$ x) s+ b8 `- A( z8 ^* _. z. g            if len(volume.volume_attachment) == 1:
) q. i; L# I/ E. X8 {. ~                attachment_or_attachment_id = volume.volume_attachment[0]

8 O- Y' [7 w" m; l; q  B0 u        if isinstance(attachment_or_attachment_id, str):
$ e* o+ f" @  A/ [+ Z            try:
  o; h( {* ?' e& F# Q' K                attachment = objects.VolumeAttachment.get_by_id(
, I: g: B- h) K$ P) K3 A: c                    ctxt, attachment_or_attachment_id)
            except exception.VolumeAttachmentNotFound:
2 T) o/ P1 N3 a! F7 h  z7 g, U                attachment = None
        else:
            attachment = attachment_or_attachment_id

2 J0 A1 D2 u9 A8 R7 I        if attachment:
% ^. P: `0 t- t3 O            if volume:
' b+ k$ L; |0 h1 O: I% w% |9 J5 G                if volume.id != attachment.volume_id:
! X) J5 \0 g5 g* K1 l0 I                    raise exception.InvalidInput(
                        reason='Mismatched volume and attachment')

            server_id = attachment.instance_uuid
: t- q, F  F3 \5 Y            # It's ok to delete if it's not connected to a vm.
            if not server_id or not attachment.connection_info:
                return

            volume = volume or attachment.volume
            nova = compute.API()
7 g- W' S# \9 ~7 M" |! i            LOG.info('Attachment connected to vm %s, checking data on nova',
/ C" C' w7 j2 l4 o                     server_id)
            # If nova is down the client raises 503 and we report that
            try:
0 O+ R2 W. @% L1 y                nova_volume = nova.get_server_volume(ctxt, server_id,
$ k7 [. f5 ~+ Q                                                     volume.id)
            except nova.NotFound:
                LOG.warning('Instance or volume not found on Nova, deleting '
                            'attachment locally, which may leave leftover '
                            'devices on Nova compute')
                return
* `" K6 m- \$ u+ v
            if nova_volume.attachment_id != attachment.id:
; E& o* @7 C: k+ O- x                LOG.warning('Mismatch! Nova has different attachment id (%s) '
( I, W9 A2 y8 j' r2 q  T, {7 Q                            'for the volume, deleting attachment locally. '
& a9 U# I8 o# Z9 O                            'May leave leftover devices in a compute node',
                            nova_volume.attachment_id)
; c# K+ g- ?1 G" ?                return
        else:
            server_id = ''

        LOG.error('Detected user call to delete in-use attachment. Call must '
                  'come from the nova service and nova must be configured to '
; y* k8 N* `: u: F; J2 r                  'send the service token. Bug #2004555')
        raise exception.ConflictNovaUsingAttachment(instance_id=server_id)

修改后的完整的代码如下

def attachment_deletion_allowed(self,
                              ctxt: context.RequestContext,
8 ^) B+ V) J+ p. q- [" c                              attachment_or_attachment_id,
                              volume=None):
    # 服务请求直接允许删除
    if self.is_service_request(ctxt):
; w1 S9 C3 k6 }( f2 n        return True

    # 参数验证
    if not attachment_or_attachment_id and not volume:
& x4 T$ Y0 r( a        raise exception.InvalidInput(reason='Either attachment or volume must be provided')
+ K8 n( b% b7 ^" A6 c* }
9 `$ W/ F; ^! ^5 e2 O4 T# _    # 获取 attachment
    if not attachment_or_attachment_id and volume:
6 e% n; F  O5 ~3 a) y        if not volume.volume_attachment:
/ c- z" {3 x/ C8 Q- P! r) i            return True
. J5 b* q$ D9 d) [' v2 y* }; d' `        if len(volume.volume_attachment) == 1:
6 S( r, _) c6 j$ c' ^7 o+ `2 V            attachment_or_attachment_id = volume.volume_attachment[0]

    # 获取 attachment 对象
/ G( p# _, Y3 ]5 A    attachment = None
    if isinstance(attachment_or_attachment_id, str):
9 M; `( \: ~5 J8 f2 S        try:
            attachment = objects.VolumeAttachment.get_by_id(
# E/ l% t+ B# v5 T- E7 G5 q                ctxt, attachment_or_attachment_id)
$ }  ~$ S$ S0 k: S3 r: f- J' p0 W        except exception.VolumeAttachmentNotFound:
            return True  # 如果找不到 attachment，允许删除
  t( G+ C: ~; k- X
    else:
        attachment = attachment_or_attachment_id

% Y( A0 r& Q: o" k' x    if not attachment:
* ^% h, H( x6 y- m1 y+ o        return True

# y9 P# P7 |8 y7 }- R. D    # 验证 volume 和 attachment 的关系
& R. O4 r5 o3 s) ]    if volume and volume.id != attachment.volume_id:
        raise exception.InvalidInput(
  j+ x/ E" u2 x* D            reason='Mismatched volume and attachment')

3 l) v: W  B. G/ D. N    # 检查是否连接到 VM
% a  \  n8 @- o' P3 g9 e    server_id = attachment.instance_uuid
3 k0 Q# F5 a! G6 Z) H    if not server_id or not attachment.connection_info:
; e( R+ L. W' l( V' k, }8 y        return True

# ]& f4 j" b2 u% z    # 检查 Nova 端的状态
" R5 v( ?: y- ^    volume = volume or attachment.volume
  A; K9 B& Y) C7 r- b    nova = compute.API()
    try:
! p" F& F$ m$ e  K" q8 B" ~        nova_volume = nova.get_server_volume(ctxt, server_id, volume.id)
! h% D0 x) L0 L4 S3 z    except nova.NotFound:
5 V, t- f8 s. b0 {! l8 H( K        LOG.warning('Instance or volume not found on Nova, deleting '
4 L, L  @7 N% h. T                   'attachment locally, which may leave leftover '
                   'devices on Nova compute')
6 a5 {' g: v+ M9 T        return True
( {+ K1 n( P5 z
9 T' A$ U' A* ]    if nova_volume.attachment_id != attachment.id:
        LOG.warning('Mismatch! Nova has different attachment id (%s) '
                   'for the volume, deleting attachment locally. '
                   'May leave leftover devices in a compute node',
4 `& g! M/ ]- U9 m. j0 R                   nova_volume.attachment_id)
        return True
* ~& B# f9 k: v
    # 检查实例的其他附件
    try:
        attachments = objects.VolumeAttachmentList.get_all_by_instance_uuid(
7 G( W9 a' ~0 K' [! D0 I' {" q* Q, m            ctxt, attachment.instance_uuid)
        if attachments:
0 o9 G3 H3 K5 r) _            LOG.info("Instance %s has other attachments: %s",
                    attachment.instance_uuid,
+ N( z& \, y  {) ]. ]; {                    [att.id for att in attachments])
+ ]3 O/ g+ p0 `; `' S  a* l            return False
; n' C6 `/ d) X2 H- }3 D        else:
/ S8 L2 ?' C2 J            LOG.info("No other attachments found for instance %s",
                    attachment.instance_uuid)
  a3 s9 @: }+ A# W$ a: d% e( ]            return True
    except Exception as e:
        LOG.error("Failed to retrieve attachments for instance %s: %s",
; J) f, u; ^$ N& H- D7 Y4 |                 attachment.instance_uuid, str(e))
        raise exception.VolumeBackendAPIException(reason=str(e))
  T: c3 X2 M$ d$ L( r  ^

$ \+ G8 X5 b2 d9 N0 d* k. D最终成功解决，但是这个方法不是很严谨
0 i9 v. Y) k. H0 U" {  m! ^" ^3 u

! A* @  U" ]( i2 ?

admin

5.1.5）部署nova-conductor
root@openstack-controller1:~# apt install -y nova-api nova-conductor nova-novncproxy nova-scheduler
5.1.6）配置nova-conductor
root@openstack-controller1:~# vim /etc/nova/nova.conf
3 [& i- c& R( g2 n, j [DEFAULT] # 在此模块下面添加下面4行信息
- Z2 b8 e5 d8 X6 G- i% v transport_url = rabbit://openstack:openstack123@openstack-vip.stangj.local:5672/
, x- ^1 @/ t; O% c, q my_ip = 192.168.139.31
' r! o2 j$ k& _. w0 F, u! l ​
[api_database] # 在此模块下面添加下面一行信息
connection = mysql+pymysql://nova:nova123@openstack-vip.stangj.local/nova_api
/ g( c1 I& z/ G. \+ A ​
+ N5 c6 X. O, E+ J, | [database] # 在此模块下面添加下面一行信息
connection = mysql+pymysql://nova:nova123@openstack-vip.stangj.local/nova
​
2 S5 W" s! H1 D2 o# ]# @& Y [api] # 在此模块下面添加下面一行信息
auth_strategy = keystone
8 G8 o/ P+ x. T" c. T; x ​
* \; @9 D! O. {; a  T1 g) Q0 @$ B8 D8 [ [keystone_authtoken] # 在此模块下面添加下面9行信息
www_authenticate_uri = http://openstack-vip.stangj.local:5000/
7 U2 @0 j+ y- y: l$ j9 a4 k: T3 \" g+ X auth_url = http://openstack-vip.stangj.local:5000/
memcached_servers = openstack-vip.stangj.local:11211
auth_type = password
project_domain_name = Default
user_domain_name = Default
project_name = service
username = nova
password = nova
, Q& }6 m; U+ W5 j: N- X" t3 z ​
[vnc] # 在此模块下面添加下面3行信息
1 M* {7 q1 o+ c7 S( H; k. B enabled = true
server_listen = 192.168.139.31
$ \% u' |" J. w& \- N5 y% j server_proxyclient_address = 192.168.139.31
* O+ k; `- V0 p0 f& a/ U$ h2 J ​
  o- L4 P; B( f8 y0 J9 H, K  @ [glance] # 在此模块下面添加下面一行信息
) n$ z1 q. |5 o+ b api_servers = http://openstack-vip.stangj.local:9292
6 Z( V5 {2 g" i ​
[oslo_concurrency] # 在此模块下面添加下面一行信息
lock_path = /var/lib/nova/tmp
. x8 q2 \" Y' ?( x5 T- c( g ​
[placement] # 在此模块下面添加下面8行信息
1 O7 x4 m, P3 e; H0 n6 \9 \ region_name = RegionOne
project_domain_name = Default
8 r2 b' V% o- L" {$ B) ]/ \ project_name = service
3 R( e3 N, L2 ^1 z" V' W, J auth_type = password
) S) l  Z% ^  m! u$ \) m; y8 w6 T user_domain_name = Default
auth_url = http://openstack-vip.stangj.local:5000/v3
username = placement
4 ?% h8 t  m6 V, o4 }) q password = placement
​
$ l. `# f9 I3 u0 T/ c/ D2 q [service_user] # 在此模块下面添加下面9行信息
send_service_user_token = true
auth_url = http://openstack-vip.stangj.local:5000/v3
auth_strategy = keystone
auth_type = password
& S, _( w, o% j% N project_domain_name = Default
project_name = service
, S: p9 l8 m* } user_domain_name = Default
2 ~: J) o3 ~: i9 s* K$ b username = nova
password = nova

admin

5.1.7）初始化nova数据库
root@openstack-controller1:~# su -s /bin/sh -c "nova-manage api_db sync" nova
+ G! j# {4 O2 G0 G* u' D root@openstack-controller1:~# mysql -unova -h192.168.139.248 -pnova123 -e "use nova_api ; show tables"
+------------------------------+
| Tables_in_nova_api           |
+------------------------------+
| aggregate_hosts              |
% d8 [; R) ^; ^2 D. _/ K1 G1 q | aggregate_metadata           |
| aggregates                   |
| allocations                  |
' |2 m  m% l1 j; w: Y4 U: M. N9 ] | build_requests               |
# S4 c  N$ X" g, h2 R( W% {( M ................................
................................
% Q" U4 E" Q% J% u | resource_providers           |
| traits                       |
" h$ {! T  Z% ^4 ^9 S | users                        |
+------------------------------+
root@openstack-controller1:~# su -s /bin/sh -c "nova-manage cell_v2 map_cell0" nova
root@openstack-controller1:~# su -s /bin/sh -c "nova-manage cell_v2 create_cell --name=cell1 --verbose" nova
....
" |! ?' ~5 w- n c14b4cfb-a4f6-41a5-8418-a3d3ee04228f
$ ~# i5 \9 S+ h$ I ​
1 Z) i# P1 K9 e; m: E3 Z- s: m root@openstack-controller1:~# su -s /bin/sh -c "nova-manage db sync" nova
) r& g: c9 ]7 z  P3 G0 R5.1.8）验证 nova cell0 和 cell1 是否正确注册：
root@openstack-controller1:~# su -s /bin/sh -c "nova-manage cell_v2 list_cells" nova
# Y8 W/ m4 Y5 U5 @, V0 j& } +-------+--------------------------------------+----------------------------------------------------------+-----------------------------------------------------------------+----------+
|  Name |                 UUID                 |                      Transport URL                       |                       Database Connection                       | Disabled |
+-------+--------------------------------------+----------------------------------------------------------+-----------------------------------------------------------------+----------+
- ~8 {9 B% y% p3 C: X | cell0 | 00000000-0000-0000-0000-000000000000 |                          none:/                          | mysql+pymysql://nova:****@openstack-vip.stangj.local/nova_cell0 |  False   |
$ s. \1 U  S4 Z, m! n0 n | cell1 | c14b4cfb-a4f6-41a5-8418-a3d3ee04228f | rabbit://openstack:****@openstack-vip.stangj.local:5672/ |    mysql+pymysql://nova:****@openstack-vip.stangj.local/nova    |  False   |
+-------+--------------------------------------+----------------------------------------------------------+-----------------------------------------------------------------+----------+
​
7 p; r- w- P+ ]4 g! p' F! A5.1.9）启动服务
+ o9 ]) a5 q  @ root@openstack-controller1:~# systemctl enable --now \
     nova-api \
     nova-scheduler \
     nova-conductor \
     nova-novncproxy
root@openstack-controller1:~# systemctl restart nova-api nova-scheduler nova-conductor nova-novncproxy