Class: Krane::RunnerTask
- Inherits:
-
Object
- Object
- Krane::RunnerTask
- Defined in:
- lib/krane/runner_task.rb
Overview
Run a pod that exits upon completing a task
Defined Under Namespace
Classes: TaskTemplateMissingError
Instance Attribute Summary collapse
-
#pod_name ⇒ Object
readonly
Returns the value of attribute pod_name.
-
#task_config ⇒ Object
readonly
Returns the value of attribute task_config.
Instance Method Summary collapse
-
#initialize(namespace:, context:, logger: nil, global_timeout: nil, kubeconfig: nil) ⇒ RunnerTask
constructor
Initializes the runner task.
-
#run(**args) ⇒ Boolean
Runs the task, returning a boolean representing success or failure.
-
#run!(template:, command:, arguments:, env_vars: [], image_tag: nil, verify_result: true) ⇒ nil
Runs the task, raising exceptions in case of issues.
Constructor Details
#initialize(namespace:, context:, logger: nil, global_timeout: nil, kubeconfig: nil) ⇒ RunnerTask
Initializes the runner task
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# File 'lib/krane/runner_task.rb', line 29 def initialize(namespace:, context:, logger: nil, global_timeout: nil, kubeconfig: nil) @logger = logger || Krane::FormattedLogger.build(namespace, context) @task_config = Krane::TaskConfig.new(context, namespace, @logger, kubeconfig) @namespace = namespace @context = context @global_timeout = global_timeout end |
Instance Attribute Details
#pod_name ⇒ Object (readonly)
Returns the value of attribute pod_name.
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# File 'lib/krane/runner_task.rb', line 19 def pod_name @pod_name end |
#task_config ⇒ Object (readonly)
Returns the value of attribute task_config.
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# File 'lib/krane/runner_task.rb', line 19 def task_config @task_config end |
Instance Method Details
#run(**args) ⇒ Boolean
Runs the task, returning a boolean representing success or failure
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# File 'lib/krane/runner_task.rb', line 40 def run(**args) run!(**args) true rescue DeploymentTimeoutError, FatalDeploymentError false end |
#run!(template:, command:, arguments:, env_vars: [], image_tag: nil, verify_result: true) ⇒ nil
Runs the task, raising exceptions in case of issues
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# File 'lib/krane/runner_task.rb', line 56 def run!(template:, command:, arguments:, env_vars: [], image_tag: nil, verify_result: true) start = Time.now.utc @logger.reset @logger.phase_heading("Initializing task") @logger.info("Validating configuration") verify_config!(template) @logger.info("Using namespace '#{@namespace}' in context '#{@context}'") container_overrides = ContainerOverrides.new( command: command, arguments: arguments, env_vars: env_vars, image_tag: image_tag ) pod = build_pod(template, container_overrides, verify_result) validate_pod(pod) @logger.phase_heading("Running pod") create_pod(pod) if verify_result @logger.phase_heading("Streaming logs") watch_pod(pod) else record_status_once(pod) end StatsD.client.distribution('task_runner.duration', StatsD.duration(start), tags: ('success')) @logger.print_summary(:success) rescue DeploymentTimeoutError StatsD.client.distribution('task_runner.duration', StatsD.duration(start), tags: ('timeout')) @logger.print_summary(:timed_out) raise rescue FatalDeploymentError StatsD.client.distribution('task_runner.duration', StatsD.duration(start), tags: ('failure')) @logger.print_summary(:failure) raise end |