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Comment: Bringing up LAVA setup after host reboot

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  1. Optional: Setup access for local IP/host

    If you are running lava on a machine with a fixed IP (eg: a dedicated computer on your local network) you will want to modify the  overlays/lava-server/etc/lava-server/settings.conf file to allow access.  You'll want to modify the ALLOWED_HOSTS line to add the ip or hostname of the machine.  In the example below, the ip 192.168.1.14 was added, you'll want to keep 127.0.0.1 and localhost .

    Code Block
    languageyml
    linenumberstrue
    {
        "HTTPS_XML_RPC": false,
        "MOUNT_POINT": "/",
        "STATIC_URL": "/static/",
        "ALLOWED_HOSTS": ["192.168.1.14", "127.0.0.1", "localhost"],
        "CSRF_COOKIE_SECURE": false,
        "SESSION_COOKIE_SECURE": false,
        "EVENT_NOTIFICATION": true,
        "EVENT_TOPIC": "lava-server",
        "INTERNAL_EVENT_SOCKET": "tcp://lava-publisher:5557"
    }


  2. Optional: Add the proxy settings in lite-lava-dispatcher and ser2net images

    It might be required to define proxy setting in lite-lava-dispatcher/Dockerfile and ser2net/Dockerfile

    Code Block
    languagebash
    ENV http_proxy=http://<user>:<pwd>@<proxy>:<port>
    ENV https_proxy=http://<user>:<pwd>@<proxy>:<port>


  3. Optional: Configure DNS in /etc/docker/daemon.json

    Get host DNS 

    Code Block
    languagebash
    nmcli dev show | grep 'IP4.DNS'

    Set reported value in /etc/docker/daemon.json

    Code Block
    languageyml
    {                                                                          
        "dns": ["w.x.y.z"]                                                                           
    }


  4. Run commands to build docker images and startup lava

    Code Block
    languagebash
    docker-compose build
    make

    You'll see output of docker fetching and building the images, and then all LAVA containers starting up, followed by a fair amount of logging from LAVA itself as it starts up.  This may take a few minutes to complete.

    Here are some examples of the output one can expect during this phase:

    • Docker Compose/Build Phase

      Code Block
      languagebash
      galak@ubuntu:~/lava-docker-compose$ make
      docker-compose up
      Creating volume "lava-server-pgdata" with default driver
      Creating volume "lava-server-devices" with default driver
      Creating volume "lava-server-health-checks" with default driver
      Creating volume "lava-server-joboutput" with default driver
      Pulling db (postgres:11.2-alpine)...
      11.2-alpine: Pulling from library/postgres
      bdf0201b3a05: Pull complete
      365f27dc05d7: Pull complete
      bf541d40dfbc: Pull complete
      823ce70c3252: Extracting [========>                                          ]  4.194MB/25.04MB
      a92a31ecd32a: Download complete
      83cc8c6d8282: Download complete
      7995b9edc9bf: Download complete
      7616119153d9: Download complete
      b3f69561e369: Download complete


    • Lava containers being created

      Code Block
      languagebash
      Creating lava-server-db  ... done
      Creating lava-dispatcher ... done
      Creating lava-ser2net    ... done
      Creating lava-publisher  ... done
      Creating lava-master     ... done
      Creating lava-logs       ... done
      Creating lava-server     ... done
      Creating apache2         ... 


    • Lava starting up

      Code Block
      languagebash
      lava-master        |   Applying lava_results_app.0012_namedtestattribute_metadata... OK
      lava-server        | .
      lava-master        |   Applying lava_results_app.0013_buglinks... OK
      lava-master        |   Applying lava_results_app.0014_xaxis_maxlength_increase... OK
      lava-master        |   Applying dashboard_app.0002_auto_20140917_1935... OK
      lava-logs          | .
      lava-master        |   Applying dashboard_app.0003_auto_20140926_1208... OK
      lava-master        |   Applying dashboard_app.0004_imagereportchart_is_delta... OK
      lava-dispatcher    | 2019-05-09 19:01:08,522   DEBUG [BTSP] Checking master [lava-master:5556] to create socket for lava-dispatcher
      lava-dispatcher    | 2019-05-09 19:01:08,524   DEBUG [BTSP] socket IPv4 address: 172.18.0.6
      lava-dispatcher    | 2019-05-09 19:01:08,525    INFO [BTSP] Greeting master => 'HELLO_RETRY' (using the same version?)
      lava-master        |   Applying dashboard_app.0005_imagereportchart_chart_height... OK
      lava-master        |   Applying dashboard_app.0006_auto_20141028_1146... OK
      lava-master        |   Applying dashboard_app.0007_imagereportchart_chart_visibility... OK
      lava-server        | .
      lava-master        |   Applying dashboard_app.0008_imagechartfilter_is_all_tests_included... OK


    • Lava idle

      Code Block
      languagebash
      lava-dispatcher    | 2019-05-09 19:03:21,510   DEBUG PING => master (last message 20s ago)
      lava-master        | 2019-05-09 19:03:21,513   DEBUG lava-dispatcher => PING(20)
      lava-dispatcher    | 2019-05-09 19:03:21,519   DEBUG master => PONG(20)
      lava-master        | 2019-05-09 19:03:36,201    INFO scheduling health checks:
      lava-master        | 2019-05-09 19:03:36,205    INFO scheduling jobs:
      lava-master        | 2019-05-09 19:03:38,651   DEBUG lava-logs => PING(20)
      lava-logs          | 2019-05-09 19:03:38,648   DEBUG PING => master
      lava-logs          | 2019-05-09 19:03:38,657   DEBUG master => PONG(20)
      lava-master        | 2019-05-09 19:03:41,549   DEBUG lava-dispatcher => PING(20)
      lava-dispatcher    | 2019-05-09 19:03:41,546   DEBUG PING => master (last message 20s ago)
      lava-dispatcher    | 2019-05-09 19:03:41,555   DEBUG master => PONG(20)
      lava-master        | 2019-05-09 19:03:56,221    INFO scheduling health checks:
      lava-master        | 2019-05-09 19:03:56,225    INFO scheduling jobs:
      lava-logs          | 2019-05-09 19:03:58,681   DEBUG PING => master
      lava-master        | 2019-05-09 19:03:58,684   DEBUG lava-logs => PING(20)
      lava-logs          | 2019-05-09 19:03:58,690   DEBUG master => PONG(20)
      lava-master        | 2019-05-09 19:04:01,579   DEBUG lava-dispatcher => PING(20)
      lava-dispatcher    | 2019-05-09 19:04:01,577   DEBUG PING => master (last message 20s ago)
      lava-dispatcher    | 2019-05-09 19:04:01,584   DEBUG master => PONG(20)


  5. Verify lava is running

    You can verify that lava has completed startup by trying to connect to the LAVA webserver in a web browser by going to localhost.

    Here's what the startup webpage should look like in your web browser:

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Code Block
languagebash
sudo contrib/udev-forward.py -i lava-dispatcher

Bringing up LAVA setup after host reboot

At the time of writing, the docket-compose configuration is set to automatically start on system (re)boot. However, not all containers comprising the system may start up automatically. You check the status by going to lava-docker-compose directory and running "docker-compose ps". Example output after system reboot is shown below (it may differ for your system):

Code Block
languagebash
     Name                    Command                State                           Ports                       
----------------------------------------------------------------------------------------------------------------
apache2           /root/entrypoint.sh              Up         5500/tcp, 5555/tcp, 5556/tcp, 0.0.0.0:80->80/tcp  
lava-dispatcher   /root/entrypoint.sh              Exit 255                                                     
lava-logs         /root/entrypoint.sh              Up         5500/tcp, 0.0.0.0:5555->5555/tcp, 5556/tcp, 80/tcp
lava-master       /root/entrypoint.sh              Up         5500/tcp, 5555/tcp, 0.0.0.0:5556->5556/tcp, 80/tcp
lava-publisher    /root/entrypoint.sh              Up         0.0.0.0:5500->5500/tcp, 5555/tcp, 5556/tcp, 80/tcp
lava-ser2net      /bin/sh -c echo -n "Starti ...   Exit 255                                                     
lava-server       /root/entrypoint.sh              Up         5500/tcp, 5555/tcp, 5556/tcp, 80/tcp              
lava-server-db    docker-entrypoint.sh postgres    Up         5432/tcp                                   

As can be seen, lava-dispatcher and lava-ser2net containers didn't start up successfully. This usually can be rectified by running "docker-compose up". To bring up the system into a fully functional state, udev forwarder must be started manually too.

Sending the board a job

Now that we've got everything set, we can try and send an actual job to the board.  A job will try and fetch a binary to flash the board with from a URL.  How job files are composed is outside of the scope of this guide.  However, we provide an example job file to test and verify that everything is working.  In the repository example/lava.job is a YAML structured job file.  If you look at the file, you'll see a reference to  https://snapshots.linaro.org/components/kernel/zephyr/master/zephyr/frdm_k64f/3708/tests/subsys/logging/log_list/logging.log_list/zephyr/zephyr.bin this file will be fetched and flashed to the board using the boot method cmsis-dap (which is specified in this file). 

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You then need to bind your  host certificates to container by adding following line in lava-docker-compose/docker-compose.yaml:

Code Block
languageyml
  lava-master:
    container_name: lava-master
    image: ${DC_SERVER_IMAGE}
    volumes:
    ...
    - /usr/local/share/ca-certificates:/usr/local/share/ca-certificates:ro

Then, run the following command in the container and go back to job start step.

Code Block
update-ca-certificates

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