diff --git a/pkg/lint/lint_test.go b/pkg/lint/lint_test.go index 0e5d42391d6..236ad9121f5 100644 --- a/pkg/lint/lint_test.go +++ b/pkg/lint/lint_test.go @@ -19,6 +19,7 @@ package lint import ( "strings" "testing" + "time" "helm.sh/helm/v3/pkg/chartutil" "helm.sh/helm/v3/pkg/lint/support" @@ -34,6 +35,7 @@ const badValuesFileDir = "rules/testdata/badvaluesfile" const badYamlFileDir = "rules/testdata/albatross" const goodChartDir = "rules/testdata/goodone" const subChartValuesDir = "rules/testdata/withsubchart" +const malformedTemplate = "rules/testdata/malformed-template" func TestBadChart(t *testing.T) { m := All(badChartDir, values, namespace, strict).Messages @@ -151,3 +153,26 @@ func TestSubChartValuesChart(t *testing.T) { } } } + +// lint stuck with malformed template object +// See https://github.com/helm/helm/issues/11391 +func TestMalformedTemplate(t *testing.T) { + c := time.After(3 * time.Second) + ch := make(chan int, 1) + var m []support.Message + go func() { + m = All(malformedTemplate, values, namespace, strict).Messages + ch <- 1 + }() + select { + case <-c: + t.Fatalf("lint malformed template timeout") + case <-ch: + if len(m) != 1 { + t.Fatalf("All didn't fail with expected errors, got %#v", m) + } + if !strings.Contains(m[0].Err.Error(), "invalid character '{'") { + t.Errorf("All didn't have the error for invalid character '{'") + } + } +} diff --git a/pkg/lint/rules/testdata/malformed-template/.helmignore b/pkg/lint/rules/testdata/malformed-template/.helmignore new file mode 100644 index 00000000000..0e8a0eb36f4 --- /dev/null +++ b/pkg/lint/rules/testdata/malformed-template/.helmignore @@ -0,0 +1,23 @@ +# Patterns to ignore when building packages. +# This supports shell glob matching, relative path matching, and +# negation (prefixed with !). Only one pattern per line. +.DS_Store +# Common VCS dirs +.git/ +.gitignore +.bzr/ +.bzrignore +.hg/ +.hgignore +.svn/ +# Common backup files +*.swp +*.bak +*.tmp +*.orig +*~ +# Various IDEs +.project +.idea/ +*.tmproj +.vscode/ diff --git a/pkg/lint/rules/testdata/malformed-template/Chart.yaml b/pkg/lint/rules/testdata/malformed-template/Chart.yaml new file mode 100644 index 00000000000..11b2c71c224 --- /dev/null +++ b/pkg/lint/rules/testdata/malformed-template/Chart.yaml @@ -0,0 +1,25 @@ +apiVersion: v2 +name: test +description: A Helm chart for Kubernetes + +# A chart can be either an 'application' or a 'library' chart. +# +# Application charts are a collection of templates that can be packaged into versioned archives +# to be deployed. +# +# Library charts provide useful utilities or functions for the chart developer. They're included as +# a dependency of application charts to inject those utilities and functions into the rendering +# pipeline. Library charts do not define any templates and therefore cannot be deployed. +type: application + +# This is the chart version. This version number should be incremented each time you make changes +# to the chart and its templates, including the app version. +# Versions are expected to follow Semantic Versioning (https://semver.org/) +version: 0.1.0 + +# This is the version number of the application being deployed. This version number should be +# incremented each time you make changes to the application. Versions are not expected to +# follow Semantic Versioning. They should reflect the version the application is using. +# It is recommended to use it with quotes. +appVersion: "1.16.0" +icon: https://riverrun.io \ No newline at end of file diff --git a/pkg/lint/rules/testdata/malformed-template/templates/bad.yaml b/pkg/lint/rules/testdata/malformed-template/templates/bad.yaml new file mode 100644 index 00000000000..213198fda3a --- /dev/null +++ b/pkg/lint/rules/testdata/malformed-template/templates/bad.yaml @@ -0,0 +1 @@ +{ {- $relname := .Release.Name -}} diff --git a/pkg/lint/rules/testdata/malformed-template/values.yaml b/pkg/lint/rules/testdata/malformed-template/values.yaml new file mode 100644 index 00000000000..1cc3182eacd --- /dev/null +++ b/pkg/lint/rules/testdata/malformed-template/values.yaml @@ -0,0 +1,82 @@ +# Default values for test. +# This is a YAML-formatted file. +# Declare variables to be passed into your templates. + +replicaCount: 1 + +image: + repository: nginx + pullPolicy: IfNotPresent + # Overrides the image tag whose default is the chart appVersion. + tag: "" + +imagePullSecrets: [] +nameOverride: "" +fullnameOverride: "" + +serviceAccount: + # Specifies whether a service account should be created + create: true + # Annotations to add to the service account + annotations: {} + # The name of the service account to use. + # If not set and create is true, a name is generated using the fullname template + name: "" + +podAnnotations: {} + +podSecurityContext: {} + # fsGroup: 2000 + +securityContext: {} + # capabilities: + # drop: + # - ALL + # readOnlyRootFilesystem: true + # runAsNonRoot: true + # runAsUser: 1000 + +service: + type: ClusterIP + port: 80 + +ingress: + enabled: false + className: "" + annotations: {} + # kubernetes.io/ingress.class: nginx + # kubernetes.io/tls-acme: "true" + hosts: + - host: chart-example.local + paths: + - path: / + pathType: ImplementationSpecific + tls: [] + # - secretName: chart-example-tls + # hosts: + # - chart-example.local + +resources: {} + # We usually recommend not to specify default resources and to leave this as a conscious + # choice for the user. This also increases chances charts run on environments with little + # resources, such as Minikube. If you do want to specify resources, uncomment the following + # lines, adjust them as necessary, and remove the curly braces after 'resources:'. + # limits: + # cpu: 100m + # memory: 128Mi + # requests: + # cpu: 100m + # memory: 128Mi + +autoscaling: + enabled: false + minReplicas: 1 + maxReplicas: 100 + targetCPUUtilizationPercentage: 80 + # targetMemoryUtilizationPercentage: 80 + +nodeSelector: {} + +tolerations: [] + +affinity: {}