openstack 完全刪除nova節點
1，將節點上全部實例遷移都其餘節點
2，中止節點服務
2，進入數據庫，use nova；node
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)
刪除這2條數據便可，這樣wuhan32-nova11.v3.os完全踢出節點python
刪的還不夠完全，今天新添加節點使用以前用過的主機名開通實例出現錯誤，這個地方也要刪除數據庫
[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 | +--------------------------------------+----------------------+------------+
刪除：[root@wuhan32-ceph01 ~]# openstack resource provider delete 2f9c131a-d88c-4d96-b4f8-2494051e28bbapi
刪除另外一的時候報錯ssh
[root@wuhan32-ceph01 ~]# openstack resource provider delete c6e6c728-8d55-4252-9b98-2c4087f3072f Unable to delete resource provider c6e6c728-8d55-4252-9b98-2c4087f3072f: Resource provider has allocations. (HTTP 409)
報錯提示有關聯，這個時候查找下關聯信息ide
[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 ~]#
能夠看到關聯了好幾個uid，以這個爲例1ae819ff-46d9-4fdf-b048-f9cde1700e31，就是一個實例ID，形成這個幾個結果的緣由我估計值以前遷移出現的bugui
[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 ~]#
將這些實例遷移到其餘節點上後，3d
[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rest
——————————————————————————————————————————
命令不能用的參考如下code
# 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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