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OpenStack Dalmatian : Heat का उपयोग कैसे करें2024/10/14

 

OpenStack ऑर्केस्ट्रेशन सेवा (Heat) का उपयोग कैसे करें।

यह उदाहरण निम्न प्रकार से पर्यावरण पर आधारित है।

------------+--------------------------+--------------------------+------------
            |                          |                          |
        eth0|10.0.0.30             eth0|10.0.0.50             eth0|10.0.0.51
+-----------+-----------+  +-----------+-----------+  +-----------+-----------+
|   [ dlp.srv.world ]   |  | [ network.srv.world ] |  |  [ node01.srv.world ] |
|     (Control Node)    |  |     (Network Node)    |  |     (Compute Node)    |
|                       |  |                       |  |                       |
|  MariaDB    RabbitMQ  |  |      Open vSwitch     |  |        Libvirt        |
|  Memcached  Nginx     |  |     Neutron Server    |  |      Nova Compute     |
|  Keystone   httpd     |  |      OVN-Northd       |  |      Open vSwitch     |
|  Glance     Nova API  |  |  Nginx  iSCSI Target  |  |   OVN Metadata Agent  |
|  Cinder API           |  |     Cinder Volume     |  |     OVN-Controller    |
|                       |  |    Heat API/Engine    |  |                       |
+-----------------------+  +-----------------------+  +-----------------------+

[1] हीट सेवाओं और टेम्पलेट्स के साथ इंस्टेंस तैनात करें। नीचे दिया गया उदाहरण कंट्रोल नोड पर है।
root@dlp ~(keystone)#
apt -y install python3-heatclient
# परीक्षणों के लिए एक टेम्पलेट बनाएं

root@dlp ~(keystone)#
vi sample-stack.yml
heat_template_version: 2021-04-16

description: Heat Sample Template

parameters:
  ImageID:
    type: string
    description: Image used to boot a server
  NetID:
    type: string
    description: Network ID for the server

resources:
  server1:
    type: OS::Nova::Server
    properties:
      name: "Heat_Deployed_Server"
      image: { get_param: ImageID }
      flavor: "m1.small"
      networks:
      - network: { get_param: NetID }

outputs:
  server1_private_ip:
    description: IP address of the server in the private network
    value: { get_attr: [ server1, first_address ] }

root@dlp ~(keystone)#
openstack image list

+--------------------------------------+------------+--------+
| ID                                   | Name       | Status |
+--------------------------------------+------------+--------+
| a9d10f1d-d836-424d-8117-ff3fc8c5e966 | Ubuntu2404 | active |
+--------------------------------------+------------+--------+

root@dlp ~(keystone)#
openstack network list

+---------------------------------+---------+----------------------------------+
| ID                              | Name    | Subnets                          |
+---------------------------------+---------+----------------------------------+
| 2da36a04-0d3e-4de8-9be8-        | private | bc45dd3e-0b15-42ca-a37b-         |
| a2972c15bbe4                    |         | 94f2feaf341e                     |
| ce38ba4f-6066-4e93-ae59-        | public  | 22837749-299e-4323-bfc3-         |
| de238fb6ed08                    |         | 3120c8c2d635                     |
+---------------------------------+---------+----------------------------------+

root@dlp ~(keystone)#
Int_Net_ID=$(openstack network list | grep private | awk '{ print $2 }')
# टेम्पलेट से एक उदाहरण बनाएं

root@dlp ~(keystone)#
openstack stack create -t sample-stack.yml --parameter "ImageID=Ubuntu2404;NetID=$Int_Net_ID" Sample-Stack

+---------------------+--------------------------------------+
| Field               | Value                                |
+---------------------+--------------------------------------+
| id                  | af3858c8-e170-415d-812b-e82209f0da8c |
| stack_name          | Sample-Stack                         |
| description         | Heat Sample Template                 |
| creation_time       | 2024-10-14T01:13:35Z                 |
| updated_time        | None                                 |
| stack_status        | CREATE_IN_PROGRESS                   |
| stack_status_reason | Stack CREATE started                 |
+---------------------+--------------------------------------+

# कुछ मिनट बाद इस प्रकार [CREATE_COMPLETE] पर जाएं

root@dlp ~(keystone)#
openstack stack list

+------------+------------+------------+--------------+---------------+--------------+
| ID         | Stack Name | Project    | Stack Status | Creation Time | Updated Time |
+------------+------------+------------+--------------+---------------+--------------+
| af3858c8-  | Sample-    | 7b2284a868 | CREATE_COMPL | 2024-10-      | None         |
| e170-415d- | Stack      | dd4b119b40 | ETE          | 14T01:13:35Z  |              |
| 812b-      |            | 0ad76ae20f |              |               |              |
| e82209f0da |            | de         |              |               |              |
| 8c         |            |            |              |               |              |
+------------+------------+------------+--------------+---------------+--------------+

# इंस्टेंस चल रहा है जो Heat टेम्पलेट से बनाया गया है

root@dlp ~(keystone)#
openstack server list

+--------------+--------------+--------+---------------+------------+----------+
| ID           | Name         | Status | Networks      | Image      | Flavor   |
+--------------+--------------+--------+---------------+------------+----------+
| 8950466f-    | Heat_Deploye | ACTIVE | private=192.1 | Ubuntu2404 | m1.small |
| 650a-43f6-   | d_Server     |        | 68.100.92     |            |          |
| 8cec-        |              |        |               |            |          |
| 51123db9d7c7 |              |        |               |            |          |
+--------------+--------------+--------+---------------+------------+----------+

# उदाहरण हटाएँ

root@dlp ~(keystone)#
openstack stack delete --yes Sample-Stack

root@dlp ~(keystone)#
openstack stack list


[2]
लेखन टेम्पलेट के लिए मार्गदर्शिका नीचे आधिकारिक साइट पर खोली गई है।
⇒ https://docs.openstack.org/heat/latest/template_guide/index.html
[3] यदि आप किसी सामान्य उपयोगकर्ता के साथ हीट का उपयोग करना चाहते हैं, तो उसे उपयोगकर्ता को Heat भूमिका में जोड़ना होगा।
root@dlp ~(keystone)#
openstack role list

+----------------------------------+------------------+
| ID                               | Name             |
+----------------------------------+------------------+
| 0c0e56e84a0741ffa6db6a21c8fefadd | member           |
| 777f0e020c0c45a5adc2ad3ab77f723f | service          |
| 85e48e4b84984b909e5b2b5e6edba766 | admin            |
| 8ac6e4f5c0d749d3beb6cdadcad1e321 | manager          |
| bc5f4baae4fa4e7080c66e8ba1da1660 | reader           |
| c03aacb803f6431fb603f22599527c79 | heat_stack_user  |
| e67d540be8b94bc19b2aaec739ddc232 | heat_stack_owner |
+----------------------------------+------------------+

root@dlp ~(keystone)#
openstack project list

+----------------------------------+-----------+
| ID                               | Name      |
+----------------------------------+-----------+
| 0b61bc880cd64b67946dd6352a138e30 | service   |
| 7b2284a868dd4b119b400ad76ae20fde | admin     |
| 84e315c8d65e4b3cb33aaf69c9eed0c3 | hiroshima |
+----------------------------------+-----------+

root@dlp ~(keystone)#
openstack user list

+----------------------------------+-------------------+
| ID                               | Name              |
+----------------------------------+-------------------+
| 76a9724ed247448d9c71a2ea67713063 | admin             |
| 2acfc92941ca4980964dc80ae4e1a1f4 | glance            |
| e6d0780b6c4844198fdc3d16fdd0f313 | nova              |
| 6c45736ec2b54565888b47a22be9fa1c | placement         |
| 73e92a3ca6bb4a5ba58d8a0a4bce449a | neutron           |
| d97d1aef1b234c469ad3757bcd51dfa4 | serverworld       |
| 461d084b1d134ccb8d4bf992a7369c9c | cinder            |
| 5c584c6f80b3425baa2818fead5582c9 | heat              |
| a9055cb90a6f4da19e1ca0ce8a657ca8 | heat_domain_admin |
+----------------------------------+-------------------+

# उदाहरण के लिए, [hirosima] प्रोजेक्ट में [serverworld] उपयोगकर्ता को [heat_stack_owner] भूमिका में जोड़ें

root@dlp ~(keystone)#
openstack role add --project hiroshima --user serverworld heat_stack_owner
# यह ठीक है, आम उपयोगकर्ता स्टैक बना सकते हैं

ubuntu@dlp ~(keystone)$
openstack stack list

+---------------+--------------+---------------+----------------+--------------+
| ID            | Stack Name   | Stack Status  | Creation Time  | Updated Time |
+---------------+--------------+---------------+----------------+--------------+
| 65925254-     | Sample-Stack | CREATE_COMPLE | 2024-10-       | None         |
| a1ab-4819-    |              | TE            | 14T01:17:55Z   |              |
| b414-         |              |               |                |              |
| 7a0dc3df13ff  |              |               |                |              |
+---------------+--------------+---------------+----------------+--------------+

ubuntu@dlp ~(keystone)$
openstack server list

+--------------+--------------+---------+--------------+------------+----------+
| ID           | Name         | Status  | Networks     | Image      | Flavor   |
+--------------+--------------+---------+--------------+------------+----------+
| a413d26a-    | Heat_Deploye | ACTIVE  | private=192. | Ubuntu2404 | m1.small |
| e62d-4ff0-   | d_Server     |         | 168.100.180  |            |          |
| 99ad-        |              |         |              |            |          |
| 30ffcd2bcfc7 |              |         |              |            |          |
| b8fcec95-    | Ubuntu-2404  | SHUTOFF | private=10.0 | Ubuntu2404 | m1.small |
| d25f-4f1f-   |              |         | .0.203, 192. |            |          |
| 95ec-        |              |         | 168.100.99   |            |          |
| 91ee1e0e66b1 |              |         |              |            |          |
+--------------+--------------+---------+--------------+------------+----------+
मिलान सामग्री