Chapter 1. The Red Hat OpenStack Platform Dashboard service (horizon)

The Red Hat OpenStack Platform (RHOSP) Dashboard (horizon) is a web-based graphical user interface that you can use to manage RHOSP services.

To access the browser dashboard, you must install the Dashboard service, and you must know the dashboard host name, or IP, and login password. The dashboard URL is:

http://HOSTNAME/dashboard/

1.1. The Admin tab

In the Admin tab you can view usage and manage instances, volumes, flavors, images, projects, users, services, and quotas.

Note

The Admin tab displays in the main window when you log in as an admin user.

The following options are available in the Admin tab:

Table 1.1. System Panel

Parameter nameDescription

Overview

View basic reports.

Resource Usage

Use the following tabs to view the following usages:

  • Usage Report - View the usage report.
  • Stats - View the statistics of all resources.

Hypervisors

View the hypervisor summary.

Host Aggregates

View, create, and edit host aggregates. View the list of availability zones.

Instances

View, pause, resume, suspend, migrate, soft or hard reboot, and delete running instances that belong to users of some, but not all, projects. Also, view the log for an instance or access an instance with the console.

Volumes

View, create, edit, and delete volumes, and volume types.

Flavors

View, create, edit, view extra specifications for, and delete flavors. Flavors are the virtual hardware templates in Red Hat OpenStack Platform (RHOSP).

Images

View, create, edit properties for, and delete custom images.

Networks

View, create, edit properties for, and delete networks.

Routers

View, create, edit properties for, and delete routers.

Floating IPs

View allocated floating IP addresses for all projects.

Defaults

View and edit the default quotas (maximum limits) for resources in the environment.

Metadata Definitions

Import, view, and edit metadata definition namespaces, and associate the metadata definitions with specific resource types.

System Information

Contains the following tabs:

  • Services - View a list of the services.
  • Compute Services - View a list of all Compute services.
  • Network Agents - View the network agents.
  • Block Storage Services - View a list of all Block Storage services.
  • Orchestration Services - View a list of all Orchestration services.

1.1.1. Viewing allocated floating IP addresses

You can use the Floating IPs panel to view a list of allocated floating IP addresses. You can access the same information from the command line with the nova list --all-projects command.

1.2. The Project tab

In the Project tab you can view and manage project resources. Set a project as active in Identity > Projects to view and manage resources in that project.

The following options are available in the Project tab:

Table 1.2. The Compute tab

Parameter nameDescription

Overview

View reports for the project.

Instances

View, launch, create a snapshot from, stop, pause, or reboot instances, or connect to them through the console.

Volumes

Use the following tabs to complete these tasks:

  • Volumes - View, create, edit, and delete volumes.
  • Volume Snapshots - View, create, edit, and delete volume snapshots.

Images

View images, instance snapshots, and volume snapshots that project users create, and any images that are publicly available. Create, edit, and delete images, and launch instances from images and snapshots.

Access & Security

Use the following tabs to complete these tasks:

  • Security Groups - View, create, edit, and delete security groups and security group rules.
  • Key Pairs - View, create, edit, import, and delete key pairs.
  • Floating IPs - Allocate an IP address to or release it from a project.
  • API Access - View API endpoints, download the OpenStack RC file, download EC2 credentials, and view credentials for the current project user.

Table 1.3. The Network tab

Parameter nameDescription

Network Topology

View the interactive topology of the network.

Networks

Create and manage public and private networks and subnets.

Routers

Create and manage routers.

Trunks

Create and manage trunks. Requires the trunk extension enabled in OpenStack Networking (neutron).

Table 1.4. The Object Store tab

Parameter nameDescription

Containers

Create and manage storage containers. A container is a storage compartment for data, and provides a way for you to organize your data. It is similar to the concept of a Linux file directory, but it cannot be nested.

Table 1.5. The Orchestration tab

Parameter nameDescription

Stacks

Orchestrate multiple composite cloud applications with templates, through both an OpenStack-native REST API and a CloudFormation-compatible Query API.

1.3. The Identity tab

In the Identity tab you can view and manage projects and users.

The following options are available in the Identity tab:

  • Projects - View, create, edit, and delete projects, view project usage, add or remove users as project members, modify quotas, and set an active project.
  • Users - View, create, edit, disable, and delete users, and change user passwords. The Users tab is available when you log in as an admin user.

For more information about managing your cloud with the Red Hat OpenStack Platform dashboard, see the following guides: