Raise an error when 'kind' is missing #280
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KnVerey
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Apr 17, 2018
lib/kubernetes-deploy/errors.rb
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| @@ -2,6 +2,7 @@ | |||
| module KubernetesDeploy | |||
| class FatalDeploymentError < StandardError; end | |||
| class KubectlError < StandardError; end | |||
| class InvalidResourceError < StandardError; end | |||
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This should probably use InvalidTemplateError from the PR I just finally rebased and merged. (please rebase 🙏 )
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Rebase completed, its a hair different as a result. |
kirs
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Apr 18, 2018
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KnVerey
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Apr 18, 2018
| @@ -31,7 +31,9 @@ class << self | |||
| def build(namespace:, context:, definition:, logger:, statsd_tags:) | |||
| opts = { namespace: namespace, context: context, definition: definition, logger: logger, | |||
| statsd_tags: statsd_tags } | |||
| if KubernetesDeploy.const_defined?(definition["kind"]) | |||
| if definition["kind"].blank? | |||
| raise InvalidTemplateError.new("Template missing 'Kind'", filename: nil, content: definition.to_s) | |||
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Since we have a valid case for not requiring filename now, let's make the default nil in the initializer so you can leave it off here.
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I think we should to_yaml the definition instead of to_s it, for consistency with the other errors (and readability when the definition is long). Compare:
Versus test_invalid_yaml_fails_fast:
| assert_logs_match_all([ | ||
| "Invalid template: missing_kind.yml", | ||
| "> Error message:", | ||
| "Template missing 'Kind'" |
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Let's add an assertion that proves the content is printed too
CHANGELOG.md
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| @@ -14,6 +14,8 @@ | |||
| *Bug Fixes* | |||
| - Prevent calling sleep with a negative value ([#273](https://github.com/Shopify/kubernetes-deploy/pull/273)) | |||
| - Prevent no-op redeploys of bad code from hanging forever ([#262](https://github.com/Shopify/kubernetes-deploy/pull/262)) | |||
| - Display a nice error instead of crashing when a YAML document is missing 'Kind' | |||
KnVerey
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Apr 18, 2018
klautcomputing
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Apr 18, 2018
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Currently we crash with a stack dump if a yaml document is missing a
Kind. This PR prints a nice error instead of crashingFixes: #277