OpenStack Wallaby : Designate 利用方法2021/04/26 |
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OpenStack DNS Service（Designate）の利用方法です。
当例では以下のような環境を例に Designate をインストールしています。
------------+---------------------------+---------------------------+------------
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eth0|10.0.0.30 eth0|10.0.0.50 eth0|10.0.0.51
+-----------+-----------+ +-----------+-----------+ +-----------+-----------+
| [ Control Node ] | | [ Network Node ] | | [ Compute Node ] |
| | | | | |
| MariaDB RabbitMQ | | Open vSwitch | | Libvirt |
| Memcached httpd | | Neutron Server | | Nova Compute |
| Keystone Glance | | OVN-Northd | | Open vSwitch |
| Nova API | | Cinder Volume | | OVN Metadata Agent |
| Cinder API | | iSCSI Target | | OVN-Controller |
| | | Designate Services | | |
+-----------------------+ +-----------------------+ +-----------------------+
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| [1] | Openstack システムを利用可能な任意のユーザーで認証して、DNS エントリを作成します。 作業は、どこでもよいですが、当例ではコントロールノード上で行います。 例として [server.education] の正引きゾーンを作成します。 |
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[cent@dlp ~(keystone)]$ openstack zone create --email dnsmaster@server.education server.education. +----------------+--------------------------------------+ | Field | Value | +----------------+--------------------------------------+ | action | CREATE | | attributes | | | created_at | 2021-04-26T02:10:33.000000 | | description | None | | email | dnsmaster@server.education | | id | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | | masters | | | name | server.education. | | pool_id | 794ccc2c-d751-44fe-b57f-8894c9f5c842 | | project_id | 9bdf6ca0e49a416da8df5554fbfdec74 | | serial | 1619403033 | | status | PENDING | | transferred_at | None | | ttl | 3600 | | type | PRIMARY | | updated_at | None | | version | 1 | +----------------+--------------------------------------+ # [status] が [ACTIVE] であれば OK [cent@dlp ~(keystone)]$ openstack zone list +--------------------------------------+-------------------+---------+------------+--------+--------+ | id | name | type | serial | status | action | +--------------------------------------+-------------------+---------+------------+--------+--------+ | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | server.education. | PRIMARY | 1619403033 | ACTIVE | NONE | +--------------------------------------+-------------------+---------+------------+--------+--------+ # A レコードを登録する [cent@dlp ~(keystone)]$ openstack recordset create --record '192.168.100.10' --type A server.education. node01 +-------------+--------------------------------------+ | Field | Value | +-------------+--------------------------------------+ | action | CREATE | | created_at | 2021-04-26T02:11:02.000000 | | description | None | | id | 519832f3-7d88-4fdf-9a15-65af7a4c62a4 | | name | node01.server.education. | | project_id | 9bdf6ca0e49a416da8df5554fbfdec74 | | records | 192.168.100.10 | | status | PENDING | | ttl | None | | type | A | | updated_at | None | | version | 1 | | zone_id | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | | zone_name | server.education. | +-------------+--------------------------------------+ # [status] が [ACTIVE] であれば OK [cent@dlp ~(keystone)]$ openstack recordset list server.education. +--------------------------------------+--------------------------+------+-------------------------------------------------------------------------------+--------+--------+ | id | name | type | records | status | action | +--------------------------------------+--------------------------+------+-------------------------------------------------------------------------------+--------+--------+ | af895820-70e8-490d-92be-b7e3bdcfd955 | server.education. | SOA | network.srv.world. dnsmaster.server.education. 1619403062 3565 600 86400 3600 | ACTIVE | NONE | | e05a794b-ea18-4777-8a4f-d73a63b455e3 | server.education. | NS | network.srv.world. | ACTIVE | NONE | | 519832f3-7d88-4fdf-9a15-65af7a4c62a4 | node01.server.education. | A | 192.168.100.10 | ACTIVE | NONE | +--------------------------------------+--------------------------+------+-------------------------------------------------------------------------------+--------+--------+ # 確認 [cent@dlp ~(keystone)]$ dig -p 5354 @network.srv.world node01.server.education. ; <<>> DiG 9.11.26-RedHat-9.11.26-3.el8 <<>> -p 5354 @network.srv.world node01.server.education. ; (1 server found) ;; global options: +cmd ;; Got answer: ;; -<<>>HEADER<<- opcode: QUERY, status: NOERROR, id: 22216 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 8192 ;; QUESTION SECTION: ;node01.server.education. IN A ;; ANSWER SECTION: node01.server.education. 3600 IN A 192.168.100.10 ;; Query time: 22 msec ;; SERVER: 10.0.0.50#5354(10.0.0.50) ;; WHEN: Mon Apr 26 11:11:30 JST 2021 ;; MSG SIZE rcvd: 68 |
| [2] | 例として [192.168.100.0/24] の逆引きゾーンを作成します。 |
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[cent@dlp ~(keystone)]$ openstack zone create --email dnsmaster@server.education 100.168.192.in-addr.arpa. +----------------+--------------------------------------+ | Field | Value | +----------------+--------------------------------------+ | action | CREATE | | attributes | | | created_at | 2021-04-26T02:36:31.000000 | | description | None | | email | dnsmaster@server.education | | id | 2070977a-256b-4dac-9e7a-4eb1cf270571 | | masters | | | name | 100.168.192.in-addr.arpa. | | pool_id | 794ccc2c-d751-44fe-b57f-8894c9f5c842 | | project_id | 9bdf6ca0e49a416da8df5554fbfdec74 | | serial | 1619404591 | | status | PENDING | | transferred_at | None | | ttl | 3600 | | type | PRIMARY | | updated_at | None | | version | 1 | +----------------+--------------------------------------+ # [status] が [ACTIVE] であれば OK [cent@dlp ~(keystone)]$ openstack zone list +--------------------------------------+---------------------------+---------+------------+--------+--------+ | id | name | type | serial | status | action | +--------------------------------------+---------------------------+---------+------------+--------+--------+ | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | server.education. | PRIMARY | 1619403062 | ACTIVE | NONE | | 2070977a-256b-4dac-9e7a-4eb1cf270571 | 100.168.192.in-addr.arpa. | PRIMARY | 1619404591 | ACTIVE | NONE | +--------------------------------------+---------------------------+---------+------------+--------+--------+ # PTR レコードを登録する [cent@dlp ~(keystone)]$ openstack recordset create --record 'node01.server.education.' --type PTR 100.168.192.in-addr.arpa. 10 +-------------+--------------------------------------+ | Field | Value | +-------------+--------------------------------------+ | action | CREATE | | created_at | 2021-04-26T02:37:17.000000 | | description | None | | id | 297d53b7-68c8-441b-9369-64c4b111ae21 | | name | 10.100.168.192.in-addr.arpa. | | project_id | 9bdf6ca0e49a416da8df5554fbfdec74 | | records | node01.server.education. | | status | PENDING | | ttl | None | | type | PTR | | updated_at | None | | version | 1 | | zone_id | 2070977a-256b-4dac-9e7a-4eb1cf270571 | | zone_name | 100.168.192.in-addr.arpa. | +-------------+--------------------------------------+ # [status] が [ACTIVE] であれば OK [cent@dlp ~(keystone)]$ openstack recordset list 100.168.192.in-addr.arpa. +--------------------------------------+------------------------------+------+-------------------------------------------------------------------------------+--------+--------+ | id | name | type | records | status | action | +--------------------------------------+------------------------------+------+-------------------------------------------------------------------------------+--------+--------+ | 09cb6a88-fbb2-4434-a19e-8554eb0d8dda | 100.168.192.in-addr.arpa. | SOA | network.srv.world. dnsmaster.server.education. 1619404637 3533 600 86400 3600 | ACTIVE | NONE | | 402774aa-7f5c-47ac-b13f-5328c9110b11 | 100.168.192.in-addr.arpa. | NS | network.srv.world. | ACTIVE | NONE | | 297d53b7-68c8-441b-9369-64c4b111ae21 | 10.100.168.192.in-addr.arpa. | PTR | node01.server.education. | ACTIVE | NONE | +--------------------------------------+------------------------------+------+-------------------------------------------------------------------------------+--------+--------+ # 確認 [cent@dlp ~(keystone)]$ dig -p 5354 @network.srv.world -x 192.168.100.10 ; <<>> DiG 9.11.26-RedHat-9.11.26-3.el8 <<>> -p 5354 @network.srv.world -x 192.168.100.10 ; (1 server found) ;; global options: +cmd ;; Got answer: ;; -<<>>HEADER<<- opcode: QUERY, status: NOERROR, id: 50964 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 8192 ;; QUESTION SECTION: ;10.100.168.192.in-addr.arpa. IN PTR ;; ANSWER SECTION: 10.100.168.192.in-addr.arpa. 3600 IN PTR node01.server.education. ;; Query time: 20 msec ;; SERVER: 10.0.0.50#5354(10.0.0.50) ;; WHEN: Mon Apr 26 11:37:48 JST 2021 ;; MSG SIZE rcvd: 93 |
| [3] | レコードやゾーンを削除するには以下のように実行します。 |
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[cent@dlp ~(keystone)]$ openstack recordset list server.education. +--------------------------------------+--------------------------+------+-------------------------------------------------------------------------------+--------+--------+ | id | name | type | records | status | action | +--------------------------------------+--------------------------+------+-------------------------------------------------------------------------------+--------+--------+ | af895820-70e8-490d-92be-b7e3bdcfd955 | server.education. | SOA | network.srv.world. dnsmaster.server.education. 1619403062 3565 600 86400 3600 | ACTIVE | NONE | | e05a794b-ea18-4777-8a4f-d73a63b455e3 | server.education. | NS | network.srv.world. | ACTIVE | NONE | | 519832f3-7d88-4fdf-9a15-65af7a4c62a4 | node01.server.education. | A | 192.168.100.10 | ACTIVE | NONE | +--------------------------------------+--------------------------+------+-------------------------------------------------------------------------------+--------+--------+ # [node01] レコードを削除する [cent@dlp ~(keystone)]$ openstack recordset delete server.education. node01.server.education. +-------------+--------------------------------------+ | Field | Value | +-------------+--------------------------------------+ | action | DELETE | | created_at | 2021-04-26T02:11:02.000000 | | description | None | | id | 519832f3-7d88-4fdf-9a15-65af7a4c62a4 | | name | node01.server.education. | | project_id | 9bdf6ca0e49a416da8df5554fbfdec74 | | records | 192.168.100.10 | | status | PENDING | | ttl | None | | type | A | | updated_at | 2021-04-26T02:39:43.000000 | | version | 2 | | zone_id | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | | zone_name | server.education. | +-------------+--------------------------------------+[cent@dlp ~(keystone)]$ openstack recordset list server.education. +--------------------------------------+-------------------+------+-------------------------------------------------------------------------------+--------+--------+ | id | name | type | records | status | action | +--------------------------------------+-------------------+------+-------------------------------------------------------------------------------+--------+--------+ | af895820-70e8-490d-92be-b7e3bdcfd955 | server.education. | SOA | network.srv.world. dnsmaster.server.education. 1619404783 3565 600 86400 3600 | ACTIVE | NONE | | e05a794b-ea18-4777-8a4f-d73a63b455e3 | server.education. | NS | network.srv.world. | ACTIVE | NONE | +--------------------------------------+-------------------+------+-------------------------------------------------------------------------------+--------+--------+[cent@dlp ~(keystone)]$ openstack zone list +--------------------------------------+---------------------------+---------+------------+--------+--------+ | id | name | type | serial | status | action | +--------------------------------------+---------------------------+---------+------------+--------+--------+ | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | server.education. | PRIMARY | 1619404783 | ACTIVE | NONE | | 2070977a-256b-4dac-9e7a-4eb1cf270571 | 100.168.192.in-addr.arpa. | PRIMARY | 1619404637 | ACTIVE | NONE | +--------------------------------------+---------------------------+---------+------------+--------+--------+ # [server.education.] ゾーンを削除する [cent@dlp ~(keystone)]$ openstack zone delete server.education. +----------------+--------------------------------------+ | Field | Value | +----------------+--------------------------------------+ | action | DELETE | | attributes | | | created_at | 2021-04-26T02:10:33.000000 | | description | None | | email | dnsmaster@server.education | | id | 40041ef7-d2e9-409c-8a31-5f12ec26bbd3 | | masters | | | name | server.education. | | pool_id | 794ccc2c-d751-44fe-b57f-8894c9f5c842 | | project_id | 9bdf6ca0e49a416da8df5554fbfdec74 | | serial | 1619404783 | | status | PENDING | | transferred_at | None | | ttl | 3600 | | type | PRIMARY | | updated_at | 2021-04-26T02:40:30.000000 | | version | 7 | +----------------+--------------------------------------+[cent@dlp ~(keystone)]$ openstack zone list +--------------------------------------+---------------------------+---------+------------+--------+--------+ | id | name | type | serial | status | action | +--------------------------------------+---------------------------+---------+------------+--------+--------+ | 2070977a-256b-4dac-9e7a-4eb1cf270571 | 100.168.192.in-addr.arpa. | PRIMARY | 1619404637 | ACTIVE | NONE | +--------------------------------------+---------------------------+---------+------------+--------+--------+ |
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