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Automation scripts

Scripts to automate the CMS related maintenance and manage contestant machines.

Note: secret keys and other important credentials shall be stored in provisioning server. Do not publish it to Git repo.

CMS Related:

To clone CMS from IOI2019 repo and install:

ansible-playbook install_cms.yml -i hosts_stage

Keep different inventories for development, testing and production(hosts_dev, hosts_test and hosts_prd, correspondingly).

This playbook first updates and installs necessary packages. To skip this process for the next runs, use --skip-tags "tag1,tag2" parameter. To run the specific tag use --tags "tagname" syntax.

To provision the updated cms.conf

ansible-playbook provision_cms_config.yml -i hosts_stage

Ranking server

to cleanup and updating new images: ansible-playbook refresh_ranking_data.yml -i hosts_stage

Administration scripts

  • Unlock and lock during the contests --

  • Enable/distable USB --

  • General : run any bash script on a host --

  • To add a contestant user to contestant machines with contestant_manage playbook: ansible-playbook add_user.yml –extra-vars “username=contestant password=whatever admin=no action=create_user”

  • To add SSH keys of contestans to a server: ansible-playbook -i inventory authorized_key.yml -u "$USER" -k

  • To distribute key pair over contestant machines ansible-playbook key_distribution.yml -i hosts_stage