Kumira.io a Dhaka, Bangladesh based cloud infrastructure startup provided knowledge transfer and handover session today for DevOps and System Engineers at CoKreates Limited office. Kumira.io recently architected, installed, and configured OpenStack cloud operating system in National Data Center of Bangladesh Computer Council (BCC) for Bangladesh e-Government ERP Project (GRP).

1. GRP Private Cloud
Openstack Based Cloud Platform
1
User Manual

2. Introduction
Openstack
➢ Cloud operating system. 1
➢ Provides Infrastructure as a Service (IaaS).
➢ Free and open source.
➢ Used for creating both private and public clouds.
➢ Controls large pools of compute, storage, and networking resources.
➢ Horizontally scalable.
➢ Managed through a dashboard or via the OpenStack API.
➢ Core services are :
i. Identity service (Keystone) iv. Networking service (Neutron)
ii. Image service (Glance) v. Dashboard (Horizon)
iii. Compute service (Nova)
➢ A joint project of Rackspace Hosting and NASA.
➢ World’s largest brands like Walmart, CERN, Volkswagen AG, Nike, T-Mobile rely on OpenStack.2
1. https://www.openstack.org/
2. https://www.openstack.org/user-stories/ 2

3. Scope Summary
1. Administrator
a. Create and edit Project with quotas (core, ram, disk)
b. Create User
c. Create external network to connect with physical networks (switch and router)
d. Resource Overview and enable/disable compute engines
2. Users
a. Image Upload (qcow2, iso, img)
b. Create Virtual Networks (Private network)
i. Router
ii. Network
iii. Subnet
iv. DHCP server
c. Manage security groups and Network ACLs
d. Create Virtual Instances
e. Take snapshots and create instance from snapshots
3

4. Dashboard Login
Url : http://172.16.21.174/dashboard
4

5. Project Creation
5
- Login as Admin
- Identity -> Projects
- Click Create Project

6. Project Creation Cont.
6
Project Information
- Domain ID: default
- Domain Name:
Default
- Name: Project Name
- Description:
Something description
for project
- Enabled: CHECKED

7. Project Creation Cont.
7
Project Members
- Add users for access
the project
- Click Create Project
Note: User can be add
during User Creation
process.

8. Project Creation Cont.
8
Edit Quotas
- Identity -> Projects
- Click dropdown button
from the action column
- Select Modify Quotas

9. Project Creation Cont.
9
Edit Quotas
- Edit Compute
- Edit Network
- Click Save

10. User Creation
10
- Login as Admin
- Identity -> Users
- Create User

11. User Creation Cont.
11
- Domain ID: default
- Domain Name:
Default
- User Name: User
Name
- Description:
Something description
for project
- Email: User Email
- Password : Password
- Primary Project: Select
a project
- Role : User
- Enable: [CHECKED]

12. User Creation Cont.
12
User Details:
- Identity -> Users
- Click on User Name

13. User Creation Cont.
13
Update User:
- Login as Admin
- Identity -> Users
- From the action
column Click Edit

14. User Creation Cont.
14
Change Password :
- Login as Admin
- Identity -> Users
- Click dropdown from
Action column
- Click Change
Password

15. User Creation Cont.
15
- Enter new password
- Click Save

16. External Network
16
- Login as Admin
- Admin -> Network ->
Networks
- Click Create Network

17. External Network Cont.
17
Network tab
- Name: provider
- Project: admin
- Provider Network Type: VLAN
- Physical Network: provider
- Segmentation ID : 401
Subnet tab
- Subnet Name: provider
- Network Address:
172.21.16.0/22
- IP Version: IPv4
Subnet details
- Enable DHCP: CHECKED
- Allocation Pools:
172.21.18.45,172.21.18.60
- DNS Name Servers:
114.130.54.123
114.130.54.124

18. Flavor Creation
18
- Login as Admin
- Admin -> Compute ->
Flavor
- Click Create Flavor

19. Flavor Creation Cont.
19
Flavor Information
Enter following info
- Name
- ID
- VCPUs
- RAM (MB)
- Root Disk (GB)
- Swap Disk (MB)
Flavor Access
Select Projects which
will use this flavor
Click Create Flavor

20. Resource overview
20
- Login as Admin
- Admin -> Overview

21. Resource overview Cont.
21
- Login as Admin
- Admin -> Compute ->
Hypervisors

22. Resource overview Cont.
22
- Login as Admin
- Admin -> Compute ->
Hypervisors
- click Compute Host

23. Image Upload
23
- Login as User [gerp]
- Project -> Compute
- Compute -> Images

24. Image Upload Cont.
24
- Login as User [gerp]
- Project -> Compute
- Compute -> Images
- Click Create Image

25. Private Network
25
- Login as User
- Project -> Network
- Network -> Networks

26. Private Network Cont.
26
- Login as User
- Project -> Network
- Network -> Networks
- Click Create Network

27. Router Creation
27
- Login as User
- Project -> Network
- Network -> Routers

28. Router Creation
28
- Login as User
- Project -> Network
- Network -> Routers
- Click Create Router

29. Subnet Creation
29
- Login as User
- Project -> Network
- Network -> Network
Topology

30. Subnet Creation Cont.
30
- Login as User
- Project -> Network
- Network -> Network
Topology
- Click Add Interface

31. Subnet Creation Cont.
31
- Login as User
- Project -> Network
- Network -> Network
Topology

32. Key-pair Creation
32
- Login as User
- Project -> Compute
- Compute -> Key Pairs

33. Key-pair Creation Cont.
33
- Login as User
- Project -> Compute
- Compute -> Key Pairs
- Click Create Key Pairs

34. Key-pair Creation Cont.
34
- Login as User
- Project -> Compute
- Compute -> Key Pairs
- Click Key Pairs name

35. Security Group Creation
35
- Login as User
- Project -> Network
- Network -> Security
Group

36. Security Group Creation Cont.
36
- Login as User
- Project -> Network
- Network -> Security
Group
- Click Create Security
Group

37. Security Group Creation Cont.
37
- Login as User
- Project -> Network
- Network -> Security
Group
- Click Manage Rules

38. Security Group Creation Cont.
38
- Login as User
- Project -> Network
- Network -> Security
Group
- Click Add Rules

39. Security Group Creation Cont.
39
- Login as User
- Project -> Network
- Network -> Security
Group
- Click Add

40. Instance Creation
40
- Login as User
- Project -> Compute
- Compute -> Instances

41. Instance Creation Cont.
41
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Launch
Instances
- Click Details

42. Instance Creation Cont.
42
- Click Source

43. Instance Creation Cont.
43
- Click Flavor

44. Instance Creation Cont.
44
- Click Networks

45. Instance Creation Cont.
45
- Click Security Group

46. Instance Creation Cont.
46
- Click Key Pair

47. Instance Creation Cont.
47
- Click Configuration
- Sample script
#cloud-config
password: 123
chpasswd: { expire:
False }
ssh_pwauth: True

48. Instance Creation Cont.
48
- Click Launch Instance

49. Instance Creation Cont.
49
- Login as User
- Project -> Compute
- Compute -> Instances

50. Instance Creation Cont.
50
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Instances Name
- Click Overview

51. Instance Creation Cont.
51
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Instances Name
- Click Interfaces

52. Instance Creation Cont.
52
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Instances Name
- Click Log

53. Instance Creation Cont.
53
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Instances Name
- Click Console
- Click “Click here to
show only console”

54. Instance Creation Cont.
54
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Instances Name
- Click Activity

55. Snapshot Creation
55
- Login as User
- Project -> Compute
- Compute -> Instances

56. Snapshot Creation Cont.
56
- Login as User
- Project -> Compute
- Compute -> Instances
- Click Create Snapshot

57. Snapshot Creation Cont.
57
- Login as User
- Project -> Compute
- Compute -> Images

58. Backup
➢ Snapshots of running/shutdown instances
➢ There is no hardware level backups in GERP openstack cloud infrastructure.
Openstack don’t suggest the manual server backups processes.
➢ See more
58

59. References
1. https://www.openstack.org/
2. https://docs.openstack.org/newton/admin-guide/dashboard.html
3. https://docs.openstack.org/horizon/rocky/user/
4. https://wiki.openstack.org/wiki/OpsGuide-Backup-Recovery
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