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OpenStack Installation Guide for
Red Hat Enterprise Linux, CentOS,
and Fedora
September 23, 2015 kilo
iii
Table of Contents
Preface .......................................................................................................................... vii
Conventions ........................................................................................................... vii
Document change history ...................................................................................... vii
1. Architecture ................................................................................................................ 1
Overview ................................................................................................................. 1
Conceptual architecture .......................................................................................... 2
Example architectures ............................................................................................. 3
2. Basic environment ..................................................................................................... 11
Before you begin .................................................................................................. 11
Security ................................................................................................................. 12
Networking ........................................................................................................... 13
Network Time Protocol (NTP) ................................................................................ 25
OpenStack packages ............................................................................................. 27
SQL database ........................................................................................................ 28
Message queue ..................................................................................................... 30
3. Add the Identity service ............................................................................................ 32
OpenStack Identity concepts ................................................................................. 32
Install and configure ............................................................................................. 34
Create the service entity and API endpoint ............................................................ 37
Create projects, users, and roles ............................................................................ 39
Verify operation .................................................................................................... 41
Create OpenStack client environment scripts ......................................................... 44
4. Add the Image service .............................................................................................. 46
OpenStack Image service ....................................................................................... 46
Install and configure ............................................................................................. 47
Verify operation .................................................................................................... 52
5. Add the Compute service .......................................................................................... 54
OpenStack Compute ............................................................................................. 54
Install and configure controller node ..................................................................... 57
Install and configure a compute node ................................................................... 60
Verify operation .................................................................................................... 63
6. Add a networking component .................................................................................. 67
OpenStack Networking (neutron) .......................................................................... 67
Legacy networking (nova-network) ....................................................................... 92
Next steps ............................................................................................................. 94
7. Add the dashboard ................................................................................................... 95
System requirements ............................................................................................. 95
Install and configure ............................................................................................. 96
Verify operation .................................................................................................... 97
Next steps ............................................................................................................. 97
8. Add the Block Storage service ................................................................................... 98
OpenStack Block Storage ...................................................................................... 98
Install and configure controller node ..................................................................... 99
Install and configure a storage node ................................................................... 103
Verify operation .................................................................................................. 107
Next steps ........................................................................................................... 109
9. Add Object Storage ................................................................................................. 110
OpenStack Object Storage ................................................................................... 110
