Module: Dapp::Kube::Dapp::Command::Deploy

Included in:
Dapp
Defined in:
lib/dapp/kube/dapp/command/deploy.rb

Instance Method Summary collapse

Instance Method Details

#kube_delete_job!(name) ⇒ Object 



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# File 'lib/dapp/kube/dapp/command/deploy.rb', line 26

def kube_delete_job!(name)
  kubernetes.delete_job!(name)
  loop do
    break unless kubernetes.job?(name)
    sleep 1
  end
end

#kube_deploy ⇒ Object 



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# File 'lib/dapp/kube/dapp/command/deploy.rb', line 6

def kube_deploy
  helm_release do |release|
    kube_flush_hooks_jobs(release)
    kube_run_deploy(release)
  end
end

#kube_flush_hooks_jobs(release) ⇒ Object 



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# File 'lib/dapp/kube/dapp/command/deploy.rb', line 13

def kube_flush_hooks_jobs(release)
  release.hooks.values
    .reject { |job| ['0', 'false'].include? job.annotations["dapp/recreate"].to_s }
    .select { |job| kube_job_list.include? job.name }
    .each do |job|
      log_process("Delete hooks job `#{job.name}` for release #{release.name}", short: true) { kube_delete_job!(job.name) }
    end
end

#kube_job_list ⇒ Object 



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# File 'lib/dapp/kube/dapp/command/deploy.rb', line 22

def kube_job_list
  kubernetes.job_list['items'].map { |i| i['metadata']['name'] }
end

#kube_run_deploy(release) ⇒ Object 



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# File 'lib/dapp/kube/dapp/command/deploy.rb', line 34

def kube_run_deploy(release)
  log_process("Deploy release #{release.name}") do
    release_exists = shellout("helm status #{release.name}").status.success?

    watch_hooks_by_type = release.jobs.values
      .reduce({}) do |res, job|
        if job.annotations['dapp/watch-logs'].to_s == 'true'
          job.annotations['helm.sh/hook'].to_s.split(',').each do |hook_type|
            res[hook_type] ||= []
            res[hook_type] << job
          end
        end

        res
      end
      .tap do |res|
        res.values.each do |jobs|
          jobs.sort_by! {|job| job.annotations['helm.sh/hook-weight'].to_i}
        end
      end

    watch_hooks = if release_exists
      watch_hooks_by_type['pre-upgrade'].to_a + watch_hooks_by_type['post-upgrade'].to_a
    else
      watch_hooks_by_type['pre-install'].to_a + watch_hooks_by_type['post-install'].to_a
    end

    watch_hooks_thr = Thread.new do
      watch_hooks.each {|job| Kubernetes::Manager::Job.new(self, job.name).watch_till_done!}
    end

    deployment_managers = release.deployments.values
      .map {|deployment| Kubernetes::Manager::Deployment.new(self, deployment.name)}

    deployment_managers.each(&:before_deploy)

    release.deploy!

    deployment_managers.each(&:after_deploy)

    watch_hooks_thr.kill if watch_hooks_thr.alive?

    begin
      ::Timeout::timeout(self.options[:timeout] || 300) do
        deployment_managers.each {|deployment_manager| deployment_manager.watch_till_ready!}
      end
    rescue ::Timeout::Error
      raise Error::Base, code: :deploy_timeout
    end
  end
end