openstack 彻底删除nova节点
发表于：2025-02-08 作者：千家信息网编辑
千家信息网最后更新 2025年02月08日，1，将节点上所有实例迁移都其他节点2，停止节点服务2，进入数据库，use nova；MariaDB [nova]> select * from nova.services;+-------------
千家信息网最后更新 2025年02月08日openstack 彻底删除nova节点
1，将节点上所有实例迁移都其他节点
2，停止节点服务
2，进入数据库，use nova；
MariaDB [nova]> select * from nova.services;+---------------------+---------------------+------------+-----+----------------------+--------------------+-------------+--------------+----------+---------+-----------------+---------------------+-------------+---------+--------------------------------------+| created_at | updated_at | deleted_at | id | host | binary | topic | report_count | disabled | deleted | disabled_reason | last_seen_up | forced_down | version | uuid |+---------------------+---------------------+------------+-----+----------------------+--------------------+-------------+--------------+----------+---------+-----------------+---------------------+-------------+---------+--------------------------------------+| 2019-03-11 10:30:01 | NULL | NULL | 4 | 100.100.32.201 | nova-osapi_compute | NULL | 0 | 0 | 0 | NULL | NULL | 0 | 35 | 3becc105-44cf-4885-8b2d-8048d00ded47 || 2019-03-11 10:30:01 | NULL | NULL | 10 | 100.100.32.201 | nova-metadata | NULL | 0 | 0 | 0 | NULL | NULL | 0 | 35 | 387e3f1f-0823-4224-831b-df08cb2c1746 || 2019-03-11 10:30:13 | 2019-07-31 02:30:14 | NULL | 19 | wuhan32-ceph01.v3.os | nova-scheduler | scheduler | 1202548 | 0 | 0 | NULL | 2019-07-31 02:30:14 | 0 | 35 | d4c9496c-34f7-4f2f-9834-467cfafb01ac || 2019-03-11 10:30:14 | NULL | NULL | 43 | 100.100.32.203 | nova-osapi_compute | NULL | 0 | 0 | 0 | NULL | NULL | 0 | 35 | 6009d41a-0b05-4137-8761-9fd12157e49c || 2019-03-11 10:30:14 | NULL | NULL | 46 | 100.100.32.202 | nova-osapi_compute | NULL | 0 | 0 | 0 | NULL | NULL | 0 | 35 | 3b04e9a1-a603-4b32-bff7-d6702fafdf27 || 2019-03-11 10:30:14 | NULL | NULL | 55 | 100.100.32.203 | nova-metadata | NULL | 0 | 0 | 0 | NULL | NULL | 0 | 35 | 9a75e21e-856e-43f1-a876-fa1f301122f9 || 2019-03-11 10:30:15 | NULL | NULL | 61 | 100.100.32.202 | nova-metadata | NULL | 0 | 0 | 0 | NULL | NULL | 0 | 35 | 44068439-287a-454b-acfc-4330a63ed868 || 2019-03-11 10:30:18 | 2019-07-31 02:30:09 | NULL | 73 | wuhan32-ceph03.v3.os | nova-scheduler | scheduler | 1202466 | 0 | 0 | NULL | 2019-07-31 02:30:09 | 0 | 35 | 1d6144dd-0b3b-4f45-99d2-5804938d5184 || 2019-03-11 10:30:19 | 2019-07-31 02:30:14 | NULL | 103 | wuhan32-ceph02.v3.os | nova-scheduler | scheduler | 1197330 | 0 | 0 | NULL | 2019-07-31 02:30:13 | 0 | 35 | 3f9a4d0c-b268-4351-bcc7-361eec6a4606 || 2019-03-11 10:30:21 | 2019-07-31 02:30:11 | NULL | 133 | wuhan32-ceph01.v3.os | nova-conductor | conductor | 1202912 | 0 | 0 | NULL | 2019-07-31 02:30:10 | 0 | 35 | 9c862d9e-451e-4a4d-9251-4e40f8a5c9a1 || 2019-03-11 10:30:24 | 2019-07-31 02:30:11 | NULL | 136 | wuhan32-ceph02.v3.os | nova-conductor | conductor | 1198093 | 0 | 0 | NULL | 2019-07-31 02:30:11 | 0 | 35 | c5cd2311-fb06-423e-9b94-f8e45815b8a1 || 2019-03-11 10:30:25 | 2019-07-31 02:30:14 | NULL | 145 | wuhan32-ceph03.v3.os | nova-conductor | conductor | 1202915 | 0 | 0 | NULL | 2019-07-31 02:30:14 | 0 | 35 | 3fd6eec5-e90c-4dd8-9f7c-36adb25b7b8c || 2019-03-11 10:30:27 | 2019-07-31 02:30:09 | NULL | 151 | wuhan32-ceph01.v3.os | nova-consoleauth | consoleauth | 1202847 | 0 | 0 | NULL | 2019-07-31 02:30:09 | 0 | 35 | 0c50d5f8-5d09-4ec6-b01c-4783ffb31b5c || 2019-03-11 10:30:31 | 2019-07-31 02:30:15 | NULL | 154 | wuhan32-ceph02.v3.os | nova-consoleauth | consoleauth | 1197846 | 0 | 0 | NULL | 2019-07-31 02:30:15 | 0 | 35 | 9ea57ee0-a3cf-4c93-b4a6-b4781d9219ca || 2019-03-11 10:30:31 | 2019-07-31 02:30:12 | NULL | 157 | wuhan32-ceph03.v3.os | nova-consoleauth | consoleauth | 1202629 | 0 | 0 | NULL | 2019-07-31 02:30:12 | 0 | 35 | c8e39978-db2f-4450-bbe1-6e55fe9ba2ac || 2019-03-11 10:31:17 | 2019-07-27 10:14:22 | NULL | 160 | wuhan32-ceph01.v3.os | nova-compute | compute | 1185461 | 1 | 0 | NULL | 2019-07-27 10:14:22 | 0 | 35 | 42b0abcf-5269-452d-8440-d94d3e65be5f || 2019-03-11 10:31:21 | 2019-07-31 02:30:15 | NULL | 163 | wuhan32-ceph02.v3.os | nova-compute | compute | 1199198 | 1 | 0 | NULL | 2019-07-31 02:30:15 | 0 | 35 | 6de82966-51fe-445a-a44c-cc3640f24135 || 2019-03-11 10:31:22 | 2019-07-31 02:30:10 | NULL | 166 | wuhan32-ceph03.v3.os | nova-compute | compute | 1203925 | 1 | 0 | NULL | 2019-07-31 02:30:10 | 0 | 35 | f03ff74a-0f25-48be-a0ee-bee119256a26 || 2019-03-20 04:42:44 | 2019-07-31 02:30:09 | NULL | 169 | wuhan32-nova01.v3.os | nova-compute | compute | 1135132 | 1 | 0 | NULL | 2019-07-31 02:30:09 | 0 | 35 | e69d60b3-6a14-423f-a1ea-c10efd372fb1 || 2019-03-20 04:42:44 | 2019-07-31 02:30:08 | NULL | 172 | wuhan32-nova02.v3.os | nova-compute | compute | 1135141 | 1 | 0 | NULL | 2019-07-31 02:30:08 | 0 | 35 | 1ed15525-1510-4ece-8159-57c500810a4c || 2019-03-20 09:15:32 | 2019-07-31 02:30:10 | NULL | 178 | wuhan32-nova03.v3.os | nova-compute | compute | 1133477 | 1 | 0 | NULL | 2019-07-31 02:30:10 | 0 | 35 | 3331d4e6-7a0d-4840-992f-676f82372870 || 2019-03-20 09:30:06 | 2019-07-31 02:30:14 | NULL | 184 | wuhan32-nova04.v3.os | nova-compute | compute | 1133343 | 0 | 0 | NULL | 2019-07-31 02:30:14 | 0 | 35 | 2afab391-6421-4765-a281-75d6e217decf || 2019-03-20 09:58:53 | 2019-07-31 02:30:09 | NULL | 190 | wuhan32-nova05.v3.os | nova-compute | compute | 1133243 | 1 | 0 | NULL | 2019-07-31 02:30:09 | 0 | 35 | 3ee7cc40-ba2b-4796-9b32-c993ce0bce2d || 2019-03-20 09:58:52 | 2019-07-31 02:30:09 | NULL | 193 | wuhan32-nova06.v3.os | nova-compute | compute | 1133251 | 1 | 0 | NULL | 2019-07-31 02:30:09 | 0 | 35 | 30c17f15-a759-4fd3-a9f3-96764224bd1c || 2019-06-03 06:40:29 | 2019-07-29 06:15:00 | NULL | 196 | wuhan32-nova07.v3.os | nova-compute | compute | 467760 | 1 | 0 | NULL | 2019-07-27 10:07:39 | 0 | 35 | c9671f52-8eb6-49b6-b2ae-b1e89cf545e3 || 2019-06-03 07:36:10 | 2019-07-26 04:14:16 | NULL | 200 | wuhan32-nova08.v3.os | nova-compute | compute | 455860 | 1 | 0 | NULL | 2019-07-26 01:56:38 | 0 | 35 | 4fbe496f-d2f0-4658-b814-808c1cef0b5b || 2019-06-03 08:13:41 | 2019-07-31 02:30:05 | NULL | 202 | wuhan32-nova09.v3.os | nova-compute | compute | 485954 | 1 | 0 | NULL | 2019-07-31 02:30:05 | 0 | 35 | cbc9232f-4b85-4d4e-8a1a-8899ff0aed2c || 2019-06-03 08:13:44 | 2019-07-31 02:30:12 | NULL | 205 | wuhan32-nova10.v3.os | nova-compute | compute | 485952 | 1 | 0 | NULL | 2019-07-31 02:30:12 | 0 | 35 | b228da41-7dba-42ab-adb5-340237f5a2d7 || 2019-06-10 07:17:15 | 2019-07-31 02:30:08 | NULL | 208 | wuhan32-nova11.v3.os | nova-compute | compute | 424052 | 1 | 0 | NULL | 2019-07-31 02:30:08 | 0 | 35 | 5ed6fed6-1dca-4a7a-b652-fc56c5b970b8 |+---------------------+---------------------+------------+-----+----------------------+--------------------+-------------+--------------+----------+---------+-----------------+---------------------+-------------+---------+--------------------------------------+MariaDB [nova]> delete from compute_nodes where hypervisor_hostname="wuhan32-nova11.v3.os";Query OK, 1 row affected (0.01 sec)MariaDB [nova]> delete from nova.services where host="wuhan32-nova11.v3.os";Query OK, 1 row affected (0.00 sec)删除这2条数据即可，这样wuhan32-nova11.v3.os彻底踢出节点
删的还不够彻底，今天新添加节点使用之前用过的主机名开通实例出现错误，这个地方也要删除
[root@wuhan32-ceph01 ~]# openstack resource provider list+--------------------------------------+----------------------+------------+| uuid | name | generation |+--------------------------------------+----------------------+------------+| 66d73349-df23-4f70-9b22-3a0de27e6e88 | wuhan32-ceph01.v3.os | 158 || d81ab5ff-c01b-4818-93c6-44dbe0ae9096 | wuhan32-ceph02.v3.os | 211 || 25103b21-4ebf-4dbf-a451-206435f2c88f | wuhan32-ceph03.v3.os | 147 || 404cbe8e-9319-40af-b4fe-ad8996cdcacd | wuhan32-nova01.v3.os | 129 || 312bb1b5-2172-4fbd-bd8e-0c3f739ffc93 | wuhan32-nova02.v3.os | 146 || b5b44b6b-78d2-402a-a77a-89c310e66c1e | wuhan32-nova03.v3.os | 132 || abe55f7b-2070-487e-a578-8b834754724e | wuhan32-nova04.v3.os | 128 || 32c8d62f-b527-4bce-9082-36d15c3fa51a | wuhan32-nova05.v3.os | 121 || e8e94453-c2eb-4678-b924-7363472161d9 | wuhan32-nova06.v3.os | 127 || c6e6c728-8d55-4252-9b98-2c4087f3072f | wuhan32-nova07.v3.os | 1361 || b8d405ed-fdc7-4899-8c37-149d614ca710 | wuhan32-nova08.v3.os | 631 || d0470e0a-9a1a-4b5e-833b-78c526437d9e | wuhan32-nova09.v3.os | 154 || d5d6523f-1090-4ef6-a43d-9e4e2ddf389c | wuhan32-nova10.v3.os | 193 || 2f9c131a-d88c-4d96-b4f8-2494051e28bb | wuhan32-nova11.v3.os | 20 |+--------------------------------------+----------------------+------------+删除：[root@wuhan32-ceph01 ~]# openstack resource provider delete 2f9c131a-d88c-4d96-b4f8-2494051e28bb
删除另一的时候报错
[root@wuhan32-ceph01 ~]# openstack resource provider delete c6e6c728-8d55-4252-9b98-2c4087f3072fUnable to delete resource provider c6e6c728-8d55-4252-9b98-2c4087f3072f: Resource provider has allocations. (HTTP 409)报错提示有关联，这个时候查找下关联信息
[root@wuhan32-ceph01 ~]# openstack resource provider show c6e6c728-8d55-4252-9b98-2c4087f3072f --allocations+-------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+| Field | Value |+-------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+| uuid | c6e6c728-8d55-4252-9b98-2c4087f3072f || name | wuhan32-nova07.v3.os || generation | 1362 || allocations | {u'1ae819ff-46d9-4fdf-b048-f9cde1700e31': {u'resources': {u'VCPU': 1, u'MEMORY_MB': 4096}}, u'dd15fcc5-4e21-4892-bb91-203b87122bbf': {u'resources': {u'VCPU': 2, u'MEMORY_MB': 4096}}, u'0e078645-f821-48e1-984c-9a8194c9cb3a': {u'resources': {u'VCPU': 2, u'MEMORY_MB': 4096}}, u'9c662c54-b320-4900-a528-2a6a489098b0': {u'resources': {u'VCPU': 4, u'MEMORY_MB': 8192}}, u'fcaa29f3-8146-4563-af9b-dda91a750a4f': {u'resources': {u'VCPU': 2, u'MEMORY_MB': 4096}}} |+-------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+[root@wuhan32-ceph01 ~]#可以看到关联了好几个uid，以这个为例1ae819ff-46d9-4fdf-b048-f9cde1700e31，就是一个实例ID，造成这个几个结果的原因我估计值之前迁移出现的bug
[root@wuhan32-ceph01 ~]# nova show 1ae819ff-46d9-4fdf-b048-f9cde1700e31+--------------------------------------+----------------------------------------------------------------------------------+| Property | Value |+--------------------------------------+----------------------------------------------------------------------------------+| OS-DCF:diskConfig | AUTO || OS-EXT-AZ:availability_zone | nova || OS-EXT1V-ATTR:host | wuhan32-nova01.v3.os || OS-EXT1V-ATTR:hostname | zhangwei || OS-EXT1V-ATTR:hypervisor_hostname | wuhan32-nova01.v3.os || OS-EXT1V-ATTR:instance_name | instance-00000229 || OS-EXT1V-ATTR:kernel_id | || OS-EXT1V-ATTR:launch_index | 0 || OS-EXT-1V-ATTR:ramdisk_id | || OS-EXT1V-ATTR:reservation_id | r-02v9hnvw || OS-EXT1V-ATTR:root_device_name | /dev/vda || OS-EXT1V-ATTR:user_data | - || OS-EXT-STS:power_state | 1 || OS-EXT-STS:task_state | - || OS-EXT-STS:vm_state | active || OS1V-USG:launched_at | 2019-07-30T01:56:54.000000 || OS1V-USG:terminated_at | - || accessIPv4 | || accessIPv6 | || config_drive | || created | 2019-05-16T07:06:37Z || description | zhangwei || flavor:disk | 20 || flavor:ephemeral | 0 || flavor:extra_specs | {} || flavor:original_name | c1-m4G-d20G || flavor:ram | 4096 || flavor:swap | 0 || flavor:vcpus | 1 || hostId | 7203e247b590b284207f3027fe90bc39399b0a7665e8d9098542b849 || host_status | MAINTENANCE || id | 1ae819ff-46d9-4fdf-b048-f9cde1700e31 || image | Attempt to boot from volume - no image supplied || key_name | - || locked | False || metadata | {} || name | zhangwei || net-lan44 network | 192.168.44.90 || os-extended-volumes:volumes_attached | [{"id": "0def7579-083f-46a1-a2d7-108d0549bc68", "delete_on_termination": false}] || progress | 0 || security_groups | default || status | ACTIVE || tags | [] || tenant_id | 74b2419c5fe24ad288e934c926612c4b || trusted_image_certificates | - || updated | 2019-08-26T07:06:29Z || user_id | d1ee444f9127441ba6b3656c076a1eb2 |+--------------------------------------+----------------------------------------------------------------------------------+[root@wuhan32-ceph01 ~]#将这些实例迁移到其他节点上后，
[root@wuhan32-ceph01 ~]# openstack resource provider show c6e6c728-8d55-4252-9b98-2c4087f3072f --allocations+-------------+--------------------------------------+| Field | Value |+-------------+--------------------------------------+| uuid | c6e6c728-8d55-4252-9b98-2c4087f3072f || name | wuhan32-nova07.v3.os || generation | 1367 || allocations | {} |+-------------+--------------------------------------+[root@wuhan32-ceph01 ~]# openstack resource provider delete c6e6c728-8d55-4252-9b98-2c4087f3072f[root@wuhan32-ceph01 ~]# openstack resource provider list+--------------------------------------+----------------------+------------+| uuid | name | generation |+--------------------------------------+----------------------+------------+| 66d73349-df23-4f70-9b22-3a0de27e6e88 | wuhan32-ceph01.v3.os | 158 || d81ab5ff-c01b-4818-93c6-44dbe0ae9096 | wuhan32-ceph02.v3.os | 211 || 25103b21-4ebf-4dbf-a451-206435f2c88f | wuhan32-ceph03.v3.os | 147 || 404cbe8e-9319-40af-b4fe-ad8996cdcacd | wuhan32-nova01.v3.os | 135 || 312bb1b5-2172-4fbd-bd8e-0c3f739ffc93 | wuhan32-nova02.v3.os | 151 || b5b44b6b-78d2-402a-a77a-89c310e66c1e | wuhan32-nova03.v3.os | 132 || abe55f7b-2070-487e-a578-8b834754724e | wuhan32-nova04.v3.os | 128 || 32c8d62f-b527-4bce-9082-36d15c3fa51a | wuhan32-nova05.v3.os | 121 || e8e94453-c2eb-4678-b924-7363472161d9 | wuhan32-nova06.v3.os | 127 || d0470e0a-9a1a-4b5e-833b-78c526437d9e | wuhan32-nova09.v3.os | 154 || d5d6523f-1090-4ef6-a43d-9e4e2ddf389c | wuhan32-nova10.v3.os | 193 || e8a91696-225e-48e9-8cb9-ec36e941b18c | wuhan32-nova08.v3.os | 15 |+--------------------------------------+----------------------+------------+[root@wuhan32-ceph01 ~]#正常了
------------------------------------------
命令不能用的参考以下
# yum -y install epel-release# yum -y install python-pip# pip install osc-placement# . admin-openrc# openstack resource provider list+--------------------------------------+-----------------------+------------+| uuid | name | generation |+--------------------------------------+-----------------------+------------+| 1824de38-b376-4d05-8c42-3c5a65adb6cc | anchovy.lab.local | 11 |+--------------------------------------+-----------------------+------------+# openstack resource provider delete 1824de38-b376-4d05-8c42-3c5a65adb6cc# ssh 192.168.253.40# systemctl restart libvirtd.service openstack-nova-compute.service
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