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Deploy Dashboard

This topic will introduce how to install and deploy Dashboard in detail.

Prerequisites

Before deploying Dashboard, you must do a check of these:

  • Select and download Dashboard of the correct version. For information about the version correspondence between Dashboard and Nebula Graph, see Version compatibility.
  • The environment of MySQL is ready and a database named as dashboard is created.

  • Before the installation starts, the following ports are not occupied.

    Port Description
    7005 The port through which Dashboard provides the web service.
    8090 The port of the nebula-http-gateway service.
    9090 The port of the prometheus service.
    9200 The port of the nebula-stats-exporter service.

  • The license is ready.

    Enterpriseonly

    The license is only available in the Enterprise Edition. To obtain the license, send email to inquiry@vesoft.com.

Install and start

  1. Select and download the tar package according to your needs. It is recommended to select the latest version.

    Enterpriseonly

    For features of Dashboard Enterprise Edition, see Pricing.

  2. Use tar -xzvf to decompress the tar package.

    $ tar -xzvf nebula-dashboard-ent-<version>.linux-amd64.tar.gz

    For example:

    $ tar -xzvf nebula-dashboard-ent-1.0.0.linux-amd64.tar.gz

  3. Edit vim config/config.yaml to modify the configuration.

    # Information about the database
database:
  dialect: mysql # The type of database used, which currently only supports MySql
  host: 192.168.8.157 # The IP address of the connected MySql database
  port: 3306 # The port of the connected MySql database
  username: root # The username to log in MySql
  password: nebula # The password to log in MySql
  name: dashboard # The name of the corresponding database
  autoMigrate: true # Auto database tables creation, the default value of which is true
# Information about the exporter port
exporter:
  nodePort: 9100 # The port of the node-exporter service
  nebulaPort: 9200 # The port of the nebula-stats-exporter service
# Information of services
proxy:
  gateway:
    target: "127.0.0.1:8090" # The IP address and port of the gateway service
  prometheus:
    target: "127.0.0.1:9090" # The IP address and port of the prometheus service

  4. Copy the license file to the nebula-dashboard-ent directory.

    $ cp -r <license> <dashboard_path>

    For example:

    $ cp -r nebula.license /usr/local/nebula-dashboard-ent

  5. Start Dashboard.

    You can use the following command to start the Dashboard with one click.

    $ cd scripts
$ sudo ./dashboard.service start all

    Or execute the following commands to start prometheus, webserver, exporter and gateway services to start Dashboard.

    $ cd scripts
$ sudo ./dashboard.service start prometheus # Start prometheus service
$ sudo ./dashboard.service start webserver # Start webserver service
$ sudo ./dashboard.service start exporter # Start exporter service
$ sudo ./dashboard.service start gateway # Start gateway service

Manage Dashboard Service

You can use the dashboard.service script to start, stop, and check the Dashboard services.

Syntax

$ sudo <dashboard_path>/dashboard/scripts/dashboard.service
[-v] [-h]
<start|stop|status>  <prometheus|webserver|exporter|gateway|all>
Parameter Description
dashboard_path Dashboard installation path.
-v Display detailed debugging information.
-h Display help information.
start Start the target services.
stop Stop the target services.
status Check the status of the target services.
prometheus Set the prometheus Service as the target service.
webserver Set the webserver Service as the target service.
exporter Set the exporter Service as the target service.
gateway Set the gateway Service as the target service.
all Set all the Dashboard services as the target services.

Examples

Dashboard is installed in the current directory, and you can use the following commands to manage services.

$ sudo /dashboard/scripts/dashboard.service start all #start all Dashboard service 
$ sudo /dashboard/scripts/dashboard.service stop all #stop all Dashboard service 
$ sudo /dashboard/scripts/dashboard.service status all #check all Dashboard service

Next to do

After Dashboard is successfully started, you can enter http://<ip_address>:7005 in the address bar of a browser.

If the following login interface is shown in the browser, then you have successfully deployed and started Dashboard. You can log into Dashboard as a GOD user with the default username nebula and password nebula. You can modify the password in System Settings. And you also can use the GOD account to create a new account with the permission ADMIN on the Account Management to log into the Dashboard.

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Last update: December 31, 2021
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